annotate src/video/fbcon/SDL_fbvideo.c @ 1312:c9b51268668f

Updated copyright information and removed rcs id lines (problematic in branch merges) I batch edited these files, so please let me know if I've accidentally removed anybody's credit here.
author Sam Lantinga <slouken@libsdl.org>
date Wed, 01 Feb 2006 06:32:25 +0000
parents ae9981987c2f
children 3692456e7b0f
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 /* Framebuffer console based SDL video driver implementation.
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24 */
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25
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26 #include <stdlib.h>
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27 #include <stdio.h>
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28 #include <string.h>
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29 #include <fcntl.h>
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30 #include <unistd.h>
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31 #include <sys/ioctl.h>
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32 #include <sys/mman.h>
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33 #include <asm/page.h> /* For definition of PAGE_SIZE */
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34
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35 #include "SDL.h"
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36 #include "SDL_error.h"
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37 #include "SDL_video.h"
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38 #include "SDL_mouse.h"
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39 #include "SDL_sysvideo.h"
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40 #include "SDL_pixels_c.h"
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41 #include "SDL_events_c.h"
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42 #include "SDL_fbvideo.h"
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43 #include "SDL_fbmouse_c.h"
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44 #include "SDL_fbevents_c.h"
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45 #include "SDL_fb3dfx.h"
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46 #include "SDL_fbmatrox.h"
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47 #include "SDL_fbriva.h"
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48
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49 /*#define FBCON_DEBUG*/
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50
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51 #if defined(i386) && defined(FB_TYPE_VGA_PLANES)
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52 #define VGA16_FBCON_SUPPORT
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53 #ifndef FB_AUX_VGA_PLANES_VGA4
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54 #define FB_AUX_VGA_PLANES_VGA4 0
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55 #endif
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56 static inline void outb (unsigned char value, unsigned short port)
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57 {
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58 __asm__ __volatile__ ("outb %b0,%w1"::"a" (value), "Nd" (port));
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59 }
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60 #endif /* FB_TYPE_VGA_PLANES */
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61
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62 /* A list of video resolutions that we query for (sorted largest to smallest) */
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63 static const SDL_Rect checkres[] = {
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64 { 0, 0, 1600, 1200 }, /* 16 bpp: 0x11E, or 286 */
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65 { 0, 0, 1408, 1056 }, /* 16 bpp: 0x19A, or 410 */
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66 { 0, 0, 1280, 1024 }, /* 16 bpp: 0x11A, or 282 */
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67 { 0, 0, 1152, 864 }, /* 16 bpp: 0x192, or 402 */
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68 { 0, 0, 1024, 768 }, /* 16 bpp: 0x117, or 279 */
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69 { 0, 0, 960, 720 }, /* 16 bpp: 0x18A, or 394 */
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70 { 0, 0, 800, 600 }, /* 16 bpp: 0x114, or 276 */
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71 { 0, 0, 768, 576 }, /* 16 bpp: 0x182, or 386 */
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72 { 0, 0, 720, 576 }, /* PAL */
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73 { 0, 0, 720, 480 }, /* NTSC */
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74 { 0, 0, 640, 480 }, /* 16 bpp: 0x111, or 273 */
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75 { 0, 0, 640, 400 }, /* 8 bpp: 0x100, or 256 */
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76 { 0, 0, 512, 384 },
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77 { 0, 0, 320, 240 },
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78 { 0, 0, 320, 200 }
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79 };
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80 static const struct {
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81 int xres;
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82 int yres;
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83 int pixclock;
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84 int left;
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85 int right;
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86 int upper;
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87 int lower;
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88 int hslen;
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89 int vslen;
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90 int sync;
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91 int vmode;
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92 } vesa_timings[] = {
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93 #ifdef USE_VESA_TIMINGS /* Only tested on Matrox Millenium I */
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94 { 640, 400, 39771, 48, 16, 39, 8, 96, 2, 2, 0 }, /* 70 Hz */
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95 { 640, 480, 39683, 48, 16, 33, 10, 96, 2, 0, 0 }, /* 60 Hz */
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96 { 768, 576, 26101, 144, 16, 28, 6, 112, 4, 0, 0 }, /* 60 Hz */
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97 { 800, 600, 24038, 144, 24, 28, 8, 112, 6, 0, 0 }, /* 60 Hz */
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98 { 960, 720, 17686, 144, 24, 28, 8, 112, 4, 0, 0 }, /* 60 Hz */
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99 { 1024, 768, 15386, 160, 32, 30, 4, 128, 4, 0, 0 }, /* 60 Hz */
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100 { 1152, 864, 12286, 192, 32, 30, 4, 128, 4, 0, 0 }, /* 60 Hz */
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101 { 1280, 1024, 9369, 224, 32, 32, 4, 136, 4, 0, 0 }, /* 60 Hz */
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102 { 1408, 1056, 8214, 256, 40, 32, 5, 144, 5, 0, 0 }, /* 60 Hz */
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103 { 1600, 1200,/*?*/0, 272, 48, 32, 5, 152, 5, 0, 0 }, /* 60 Hz */
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104 #else
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105 /* You can generate these timings from your XF86Config file using
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106 the 'modeline2fb' perl script included with the fbset package.
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107 These timings were generated for Matrox Millenium I, 15" monitor.
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108 */
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109 { 320, 200, 79440, 16, 16, 20, 4, 48, 1, 0, 2 }, /* 70 Hz */
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110 { 320, 240, 63492, 16, 16, 16, 4, 48, 2, 0, 2 }, /* 72 Hz */
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111 { 512, 384, 49603, 48, 16, 16, 1, 64, 3, 0, 0 }, /* 78 Hz */
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112 { 640, 400, 31746, 96, 32, 41, 1, 64, 3, 2, 0 }, /* 85 Hz */
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113 { 640, 480, 31746, 120, 16, 16, 1, 64, 3, 0, 0 }, /* 75 Hz */
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114 { 768, 576, 26101, 144, 16, 28, 6, 112, 4, 0, 0 }, /* 60 Hz */
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115 { 800, 600, 20000, 64, 56, 23, 37, 120, 6, 3, 0 }, /* 72 Hz */
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116 { 960, 720, 17686, 144, 24, 28, 8, 112, 4, 0, 0 }, /* 60 Hz */
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117 { 1024, 768, 13333, 144, 24, 29, 3, 136, 6, 0, 0 }, /* 70 Hz */
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118 { 1152, 864, 12286, 192, 32, 30, 4, 128, 4, 0, 0 }, /* 60 Hz */
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119 { 1280, 1024, 9369, 224, 32, 32, 4, 136, 4, 0, 0 }, /* 60 Hz */
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120 { 1408, 1056, 8214, 256, 40, 32, 5, 144, 5, 0, 0 }, /* 60 Hz */
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121 { 1600, 1200,/*?*/0, 272, 48, 32, 5, 152, 5, 0, 0 }, /* 60 Hz */
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122 #endif
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123 };
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124
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125 /* Initialization/Query functions */
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126 static int FB_VideoInit(_THIS, SDL_PixelFormat *vformat);
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127 static SDL_Rect **FB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
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128 static SDL_Surface *FB_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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129 #ifdef VGA16_FBCON_SUPPORT
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130 static SDL_Surface *FB_SetVGA16Mode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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131 #endif
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132 static int FB_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors);
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133 static void FB_VideoQuit(_THIS);
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134
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135 /* Hardware surface functions */
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136 static int FB_InitHWSurfaces(_THIS, SDL_Surface *screen, char *base, int size);
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137 static void FB_FreeHWSurfaces(_THIS);
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138 static int FB_AllocHWSurface(_THIS, SDL_Surface *surface);
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139 static int FB_LockHWSurface(_THIS, SDL_Surface *surface);
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140 static void FB_UnlockHWSurface(_THIS, SDL_Surface *surface);
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141 static void FB_FreeHWSurface(_THIS, SDL_Surface *surface);
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142 static void FB_WaitVBL(_THIS);
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143 static void FB_WaitIdle(_THIS);
0
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144 static int FB_FlipHWSurface(_THIS, SDL_Surface *surface);
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145
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146 /* Internal palette functions */
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147 static void FB_SavePalette(_THIS, struct fb_fix_screeninfo *finfo,
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148 struct fb_var_screeninfo *vinfo);
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149 static void FB_RestorePalette(_THIS);
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150
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151 /* FB driver bootstrap functions */
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152
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153 static int FB_Available(void)
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154 {
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155 int console;
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156 const char *SDL_fbdev;
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157
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158 SDL_fbdev = getenv("SDL_FBDEV");
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159 if ( SDL_fbdev == NULL ) {
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160 SDL_fbdev = "/dev/fb0";
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161 }
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162 console = open(SDL_fbdev, O_RDWR, 0);
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163 if ( console >= 0 ) {
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164 close(console);
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165 }
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166 return(console >= 0);
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167 }
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168
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169 static void FB_DeleteDevice(SDL_VideoDevice *device)
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170 {
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171 free(device->hidden);
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172 free(device);
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173 }
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174
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175 static SDL_VideoDevice *FB_CreateDevice(int devindex)
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176 {
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177 SDL_VideoDevice *this;
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178
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179 /* Initialize all variables that we clean on shutdown */
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180 this = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice));
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181 if ( this ) {
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182 memset(this, 0, (sizeof *this));
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183 this->hidden = (struct SDL_PrivateVideoData *)
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184 malloc((sizeof *this->hidden));
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185 }
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186 if ( (this == NULL) || (this->hidden == NULL) ) {
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187 SDL_OutOfMemory();
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188 if ( this ) {
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189 free(this);
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190 }
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191 return(0);
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192 }
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193 memset(this->hidden, 0, (sizeof *this->hidden));
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194 wait_vbl = FB_WaitVBL;
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
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diff changeset
195 wait_idle = FB_WaitIdle;
0
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196 mouse_fd = -1;
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197 keyboard_fd = -1;
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198
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diff changeset
199 /* Set the function pointers */
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200 this->VideoInit = FB_VideoInit;
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201 this->ListModes = FB_ListModes;
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202 this->SetVideoMode = FB_SetVideoMode;
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203 this->SetColors = FB_SetColors;
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diff changeset
204 this->UpdateRects = NULL;
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diff changeset
205 this->VideoQuit = FB_VideoQuit;
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diff changeset
206 this->AllocHWSurface = FB_AllocHWSurface;
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diff changeset
207 this->CheckHWBlit = NULL;
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diff changeset
208 this->FillHWRect = NULL;
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diff changeset
209 this->SetHWColorKey = NULL;
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diff changeset
210 this->SetHWAlpha = NULL;
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parents:
diff changeset
211 this->LockHWSurface = FB_LockHWSurface;
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diff changeset
212 this->UnlockHWSurface = FB_UnlockHWSurface;
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diff changeset
213 this->FlipHWSurface = FB_FlipHWSurface;
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diff changeset
214 this->FreeHWSurface = FB_FreeHWSurface;
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diff changeset
215 this->SetCaption = NULL;
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diff changeset
216 this->SetIcon = NULL;
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diff changeset
217 this->IconifyWindow = NULL;
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diff changeset
218 this->GrabInput = NULL;
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parents:
diff changeset
219 this->GetWMInfo = NULL;
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diff changeset
220 this->InitOSKeymap = FB_InitOSKeymap;
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parents:
diff changeset
221 this->PumpEvents = FB_PumpEvents;
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parents:
diff changeset
222
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diff changeset
223 this->free = FB_DeleteDevice;
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parents:
diff changeset
224
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diff changeset
225 return this;
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parents:
diff changeset
226 }
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parents:
diff changeset
227
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diff changeset
228 VideoBootStrap FBCON_bootstrap = {
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diff changeset
229 "fbcon", "Linux Framebuffer Console",
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diff changeset
230 FB_Available, FB_CreateDevice
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parents:
diff changeset
231 };
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diff changeset
232
1215
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233 #define FB_MODES_DB "/etc/fb.modes"
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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234
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
235 static int read_fbmodes_line(FILE*f, char* line, int length)
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
236 {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
237 int blank;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
238 char* c;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
239 int i;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
240
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
241 blank=0;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
242 /* find a relevant line */
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
243 do
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
244 {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
245 if (fgets(line,length,f)<=0)
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
246 return 0;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
247 c=line;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
248 while(((*c=='\t')||(*c==' '))&&(*c!=0))
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
249 c++;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
250
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
251 if ((*c=='\n')||(*c=='#')||(*c==0))
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
252 blank=1;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
253 else
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
254 blank=0;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
255 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
256 while(blank);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
257 /* remove whitespace at the begining of the string */
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
258 i=0;
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diff changeset
259 do
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
260 {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
261 line[i]=c[i];
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
262 i++;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
263 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
264 while(c[i]!=0);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
265 return 1;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
266 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
267
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
268 static int read_fbmodes_mode(FILE *f, struct fb_var_screeninfo *vinfo)
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
269 {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
270 char line[1024];
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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diff changeset
271 char option[256];
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
272
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
273 /* Find a "geometry" */
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
274 do {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
275 if (read_fbmodes_line(f, line, sizeof(line))==0)
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
276 return 0;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
277 if (strncmp(line,"geometry",8)==0)
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
278 break;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
279 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
280 while(1);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
281
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
282 sscanf(line, "geometry %d %d %d %d %d", &vinfo->xres, &vinfo->yres,
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
283 &vinfo->xres_virtual, &vinfo->yres_virtual, &vinfo->bits_per_pixel);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
284 if (read_fbmodes_line(f, line, sizeof(line))==0)
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
285 return 0;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
286
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
287 sscanf(line, "timings %d %d %d %d %d %d %d", &vinfo->pixclock,
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
288 &vinfo->left_margin, &vinfo->right_margin, &vinfo->upper_margin,
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
289 &vinfo->lower_margin, &vinfo->hsync_len, &vinfo->vsync_len);
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parents: 1036
diff changeset
290
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
291 vinfo->sync=0;
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diff changeset
292 vinfo->vmode=FB_VMODE_NONINTERLACED;
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
293
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
294 /* Parse misc options */
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
295 do {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
296 if (read_fbmodes_line(f, line, sizeof(line))==0)
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
297 return 0;
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parents: 1036
diff changeset
298
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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parents: 1036
diff changeset
299 if (strncmp(line,"hsync",5)==0) {
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
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300 sscanf(line,"hsync %s",option);
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parents: 1036
diff changeset
301 if (strncmp(option,"high",4)==0)
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parents: 1036
diff changeset
302 vinfo->sync |= FB_SYNC_HOR_HIGH_ACT;
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
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303 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
304 else if (strncmp(line,"vsync",5)==0) {
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
305 sscanf(line,"vsync %s",option);
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
306 if (strncmp(option,"high",4)==0)
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
307 vinfo->sync |= FB_SYNC_VERT_HIGH_ACT;
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parents: 1036
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308 }
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
309 else if (strncmp(line,"csync",5)==0) {
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parents: 1036
diff changeset
310 sscanf(line,"csync %s",option);
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
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311 if (strncmp(option,"high",4)==0)
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Sam Lantinga <slouken@libsdl.org>
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312 vinfo->sync |= FB_SYNC_COMP_HIGH_ACT;
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313 }
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diff changeset
314 else if (strncmp(line,"extsync",5)==0) {
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315 sscanf(line,"extsync %s",option);
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316 if (strncmp(option,"true",4)==0)
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317 vinfo->sync |= FB_SYNC_EXT;
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318 }
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diff changeset
319 else if (strncmp(line,"laced",5)==0) {
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Sam Lantinga <slouken@libsdl.org>
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320 sscanf(line,"laced %s",option);
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321 if (strncmp(option,"true",4)==0)
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322 vinfo->vmode |= FB_VMODE_INTERLACED;
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
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323 }
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
324 else if (strncmp(line,"double",6)==0) {
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
325 sscanf(line,"double %s",option);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
326 if (strncmp(option,"true",4)==0)
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
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diff changeset
327 vinfo->vmode |= FB_VMODE_DOUBLE;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
328 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
329 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
330 while(strncmp(line,"endmode",7)!=0);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
331
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
332 return 1;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
333 }
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Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
334
0
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parents:
diff changeset
335 static int FB_CheckMode(_THIS, struct fb_var_screeninfo *vinfo,
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parents:
diff changeset
336 int index, unsigned int *w, unsigned int *h)
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parents:
diff changeset
337 {
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parents:
diff changeset
338 int mode_okay;
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parents:
diff changeset
339
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parents:
diff changeset
340 mode_okay = 0;
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parents:
diff changeset
341 vinfo->bits_per_pixel = (index+1)*8;
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parents:
diff changeset
342 vinfo->xres = *w;
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parents:
diff changeset
343 vinfo->xres_virtual = *w;
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parents:
diff changeset
344 vinfo->yres = *h;
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parents:
diff changeset
345 vinfo->yres_virtual = *h;
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parents:
diff changeset
346 vinfo->activate = FB_ACTIVATE_TEST;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
347 if ( ioctl(console_fd, FBIOPUT_VSCREENINFO, vinfo) == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
348 #ifdef FBCON_DEBUG
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parents:
diff changeset
349 fprintf(stderr, "Checked mode %dx%d at %d bpp, got mode %dx%d at %d bpp\n", *w, *h, (index+1)*8, vinfo->xres, vinfo->yres, vinfo->bits_per_pixel);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
350 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
351 if ( (((vinfo->bits_per_pixel+7)/8)-1) == index ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
352 *w = vinfo->xres;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353 *h = vinfo->yres;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
354 mode_okay = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
355 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
356 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
357 return mode_okay;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
358 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
360 static int FB_AddMode(_THIS, int index, unsigned int w, unsigned int h, int check_timings)
0
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parents:
diff changeset
361 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
362 SDL_Rect *mode;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
363 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364 int next_mode;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
365
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
366 /* Check to see if we already have this mode */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
367 if ( SDL_nummodes[index] > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368 mode = SDL_modelist[index][SDL_nummodes[index]-1];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
369 if ( (mode->w == w) && (mode->h == h) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
370 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 fprintf(stderr, "We already have mode %dx%d at %d bytes per pixel\n", w, h, index+1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
373 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
374 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
375 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
376
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
377 /* Only allow a mode if we have a valid timing for it */
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
378 if ( check_timings ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
379 int found_timing = 0;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
380 for ( i=0; i<(sizeof(vesa_timings)/sizeof(vesa_timings[0])); ++i ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
381 if ( (w == vesa_timings[i].xres) &&
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
382 (h == vesa_timings[i].yres) && vesa_timings[i].pixclock ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
383 found_timing = 1;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
384 break;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
385 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
386 }
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
387 if ( !found_timing ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388 #ifdef FBCON_DEBUG
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
389 fprintf(stderr, "No valid timing line for mode %dx%d\n", w, h);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
390 #endif
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
391 return(0);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
392 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
393 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
394
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
395 /* Set up the new video mode rectangle */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
396 mode = (SDL_Rect *)malloc(sizeof *mode);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397 if ( mode == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 SDL_OutOfMemory();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
399 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
401 mode->x = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
402 mode->y = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
403 mode->w = w;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
404 mode->h = h;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
405 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
406 fprintf(stderr, "Adding mode %dx%d at %d bytes per pixel\n", w, h, index+1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409 /* Allocate the new list of modes, and fill in the new mode */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410 next_mode = SDL_nummodes[index];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 SDL_modelist[index] = (SDL_Rect **)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413 if ( SDL_modelist[index] == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
414 SDL_OutOfMemory();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415 SDL_nummodes[index] = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416 free(mode);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
417 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 SDL_modelist[index][next_mode] = mode;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 SDL_modelist[index][next_mode+1] = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
421 SDL_nummodes[index]++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
422
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
423 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
425
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
426 static int cmpmodes(const void *va, const void *vb)
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
427 {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
428 const SDL_Rect *a = *(const SDL_Rect**)va;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
429 const SDL_Rect *b = *(const SDL_Rect**)vb;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
430 if ( a->h == b->h )
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
431 return b->w - a->w;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
432 else
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
433 return b->h - a->h;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
434 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
435
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
436 static int FB_SortModes(_THIS)
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
437 {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
438 int i;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
439 for ( i=0; i<NUM_MODELISTS; ++i ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
440 if ( SDL_nummodes[i] > 0 ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
441 qsort(SDL_modelist[i], SDL_nummodes[i], sizeof *SDL_modelist[i], cmpmodes);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
442 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
443 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
444 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
445
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 static int FB_VideoInit(_THIS, SDL_PixelFormat *vformat)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
447 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
448 struct fb_fix_screeninfo finfo;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449 struct fb_var_screeninfo vinfo;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450 int i, j;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
451 int current_index;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452 unsigned int current_w;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
453 unsigned int current_h;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 const char *SDL_fbdev;
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
455 FILE *modesdb;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 /* Initialize the library */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
458 SDL_fbdev = getenv("SDL_FBDEV");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459 if ( SDL_fbdev == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 SDL_fbdev = "/dev/fb0";
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
462 console_fd = open(SDL_fbdev, O_RDWR, 0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463 if ( console_fd < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 SDL_SetError("Unable to open %s", SDL_fbdev);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
465 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
468 #ifndef DISABLE_THREADS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 /* Create the hardware surface lock mutex */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470 hw_lock = SDL_CreateMutex();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471 if ( hw_lock == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
472 SDL_SetError("Unable to create lock mutex");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
473 FB_VideoQuit(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
474 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
475 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
477
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478 /* Get the type of video hardware */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
479 if ( ioctl(console_fd, FBIOGET_FSCREENINFO, &finfo) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480 SDL_SetError("Couldn't get console hardware info");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
481 FB_VideoQuit(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
482 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
483 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
484 switch (finfo.type) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
485 case FB_TYPE_PACKED_PIXELS:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
486 /* Supported, no worries.. */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
487 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
488 #ifdef VGA16_FBCON_SUPPORT
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
489 case FB_TYPE_VGA_PLANES:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
490 /* VGA16 is supported, but that's it */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
491 if ( finfo.type_aux == FB_AUX_VGA_PLANES_VGA4 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
492 if ( ioperm(0x3b4, 0x3df - 0x3b4 + 1, 1) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
493 SDL_SetError("No I/O port permissions");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
494 FB_VideoQuit(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
495 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
496 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
497 this->SetVideoMode = FB_SetVGA16Mode;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
498 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
499 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
500 /* Fall through to unsupported case */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
501 #endif /* VGA16_FBCON_SUPPORT */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503 SDL_SetError("Unsupported console hardware");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504 FB_VideoQuit(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
505 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
506 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
507 switch (finfo.visual) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
508 case FB_VISUAL_TRUECOLOR:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
509 case FB_VISUAL_PSEUDOCOLOR:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
510 case FB_VISUAL_STATIC_PSEUDOCOLOR:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
511 case FB_VISUAL_DIRECTCOLOR:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
513 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
514 SDL_SetError("Unsupported console hardware");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
515 FB_VideoQuit(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
516 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
518
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
519 /* Check if the user wants to disable hardware acceleration */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
520 { const char *fb_accel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
521 fb_accel = getenv("SDL_FBACCEL");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
522 if ( fb_accel ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523 finfo.accel = atoi(fb_accel);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
524 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
525 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
526
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
527 /* Memory map the device, compensating for buggy PPC mmap() */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
528 mapped_offset = (((long)finfo.smem_start) -
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
529 (((long)finfo.smem_start)&~(PAGE_SIZE-1)));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
530 mapped_memlen = finfo.smem_len+mapped_offset;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
531 mapped_mem = mmap(NULL, mapped_memlen,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
532 PROT_READ|PROT_WRITE, MAP_SHARED, console_fd, 0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
533 if ( mapped_mem == (char *)-1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
534 SDL_SetError("Unable to memory map the video hardware");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
535 mapped_mem = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
536 FB_VideoQuit(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
537 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
538 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
539
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
540 /* Determine the current screen depth */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
541 if ( ioctl(console_fd, FBIOGET_VSCREENINFO, &vinfo) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
542 SDL_SetError("Couldn't get console pixel format");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
543 FB_VideoQuit(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
544 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
545 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
546 vformat->BitsPerPixel = vinfo.bits_per_pixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
547 if ( vformat->BitsPerPixel < 8 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
548 /* Assuming VGA16, we handle this via a shadow framebuffer */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
549 vformat->BitsPerPixel = 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
550 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
551 for ( i=0; i<vinfo.red.length; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
552 vformat->Rmask <<= 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
553 vformat->Rmask |= (0x00000001<<vinfo.red.offset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
554 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
555 for ( i=0; i<vinfo.green.length; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
556 vformat->Gmask <<= 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
557 vformat->Gmask |= (0x00000001<<vinfo.green.offset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
558 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
559 for ( i=0; i<vinfo.blue.length; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
560 vformat->Bmask <<= 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
561 vformat->Bmask |= (0x00000001<<vinfo.blue.offset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
562 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
563 saved_vinfo = vinfo;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
564
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
565 /* Save hardware palette, if needed */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
566 FB_SavePalette(this, &finfo, &vinfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
567
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
568 /* If the I/O registers are available, memory map them so we
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
569 can take advantage of any supported hardware acceleration.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
570 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
571 vinfo.accel_flags = 0; /* Temporarily reserve registers */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
572 ioctl(console_fd, FBIOPUT_VSCREENINFO, &vinfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
573 if ( finfo.accel && finfo.mmio_len ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
574 mapped_iolen = finfo.mmio_len;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
575 mapped_io = mmap(NULL, mapped_iolen, PROT_READ|PROT_WRITE,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
576 MAP_SHARED, console_fd, mapped_memlen);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
577 if ( mapped_io == (char *)-1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
578 /* Hmm, failed to memory map I/O registers */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
579 mapped_io = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
580 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
581 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
582
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
583 /* Query for the list of available video modes */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
584 current_w = vinfo.xres;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
585 current_h = vinfo.yres;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
586 current_index = ((vinfo.bits_per_pixel+7)/8)-1;
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
587 modesdb = fopen(FB_MODES_DB, "r");
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
588 for ( i=0; i<NUM_MODELISTS; ++i ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
589 SDL_nummodes[i] = 0;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
590 SDL_modelist[i] = NULL;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
591 }
941
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
592 if ( getenv("SDL_FB_BROKEN_MODES") != NULL ) {
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
593 FB_AddMode(this, current_index, current_w, current_h, 0);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
594 } else if(modesdb) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
595 while ( read_fbmodes_mode(modesdb, &vinfo) ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
596 for ( i=0; i<NUM_MODELISTS; ++i ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
597 unsigned int w, h;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
598
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
599 /* See if we are querying for the current mode */
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
600 w = vinfo.xres;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
601 h = vinfo.yres;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
602 if ( i == current_index ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
603 if ( (current_w > w) || (current_h > h) ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
604 /* Only check once */
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
605 FB_AddMode(this, i, current_w, current_h, 0);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
606 current_index = -1;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
607 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
608 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
609 if ( FB_CheckMode(this, &vinfo, i, &w, &h) ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
610 FB_AddMode(this, i, w, h, 0);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
611 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
612 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
613 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
614 fclose(modesdb);
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
615 FB_SortModes(this);
941
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
616 } else {
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
617 for ( i=0; i<NUM_MODELISTS; ++i ) {
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
618 for ( j=0; j<(sizeof(checkres)/sizeof(checkres[0])); ++j ) {
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
619 unsigned int w, h;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
620
941
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
621 /* See if we are querying for the current mode */
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
622 w = checkres[j].w;
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
623 h = checkres[j].h;
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
624 if ( i == current_index ) {
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
625 if ( (current_w > w) || (current_h > h) ) {
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
626 /* Only check once */
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
627 FB_AddMode(this, i, current_w, current_h, 0);
941
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
628 current_index = -1;
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
629 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
630 }
941
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
631 if ( FB_CheckMode(this, &vinfo, i, &w, &h) ) {
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
632 FB_AddMode(this, i, w, h, 1);
941
5095c4a264aa Date: Mon, 12 Jul 2004 14:17:47 -0500
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
633 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
634 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
635 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
636 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
637
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
638 /* Fill in our hardware acceleration capabilities */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
639 this->info.wm_available = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
640 this->info.hw_available = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
641 this->info.video_mem = finfo.smem_len/1024;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
642 if ( mapped_io ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
643 switch (finfo.accel) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
644 case FB_ACCEL_MATROX_MGA2064W:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
645 case FB_ACCEL_MATROX_MGA1064SG:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
646 case FB_ACCEL_MATROX_MGA2164W:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
647 case FB_ACCEL_MATROX_MGA2164W_AGP:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
648 case FB_ACCEL_MATROX_MGAG100:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
649 /*case FB_ACCEL_MATROX_MGAG200: G200 acceleration broken! */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
650 case FB_ACCEL_MATROX_MGAG400:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
651 #ifdef FBACCEL_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
652 printf("Matrox hardware accelerator!\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
653 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
654 FB_MatroxAccel(this, finfo.accel);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
655 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
656 case FB_ACCEL_3DFX_BANSHEE:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
657 #ifdef FBACCEL_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
658 printf("3DFX hardware accelerator!\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
659 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
660 FB_3DfxAccel(this, finfo.accel);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
661 break;
133
5d4bafca35cd Added support for hardware accelerated NVidia driver on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents: 106
diff changeset
662 case FB_ACCEL_NV3:
5d4bafca35cd Added support for hardware accelerated NVidia driver on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents: 106
diff changeset
663 case FB_ACCEL_NV4:
5d4bafca35cd Added support for hardware accelerated NVidia driver on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents: 106
diff changeset
664 #ifdef FBACCEL_DEBUG
5d4bafca35cd Added support for hardware accelerated NVidia driver on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents: 106
diff changeset
665 printf("NVidia hardware accelerator!\n");
5d4bafca35cd Added support for hardware accelerated NVidia driver on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents: 106
diff changeset
666 #endif
5d4bafca35cd Added support for hardware accelerated NVidia driver on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents: 106
diff changeset
667 FB_RivaAccel(this, finfo.accel);
5d4bafca35cd Added support for hardware accelerated NVidia driver on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents: 106
diff changeset
668 break;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
669 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
670 #ifdef FBACCEL_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
671 printf("Unknown hardware accelerator.\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
672 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
673 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
674 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
675 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
676
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
677 /* Enable mouse and keyboard support */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
678 if ( FB_OpenKeyboard(this) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
679 FB_VideoQuit(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
680 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
681 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
682 if ( FB_OpenMouse(this) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
683 const char *sdl_nomouse;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
684
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
685 sdl_nomouse = getenv("SDL_NOMOUSE");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
686 if ( ! sdl_nomouse ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
687 SDL_SetError("Unable to open mouse");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
688 FB_VideoQuit(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
689 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
690 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
691 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
692
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
693 /* We're done! */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
694 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
695 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
696
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
697 static SDL_Rect **FB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
698 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
699 return(SDL_modelist[((format->BitsPerPixel+7)/8)-1]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
700 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
701
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
702 /* Various screen update functions available */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
703 static void FB_DirectUpdate(_THIS, int numrects, SDL_Rect *rects);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
704 #ifdef VGA16_FBCON_SUPPORT
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
705 static void FB_VGA16Update(_THIS, int numrects, SDL_Rect *rects);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
706 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
707
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
708 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
709 static void print_vinfo(struct fb_var_screeninfo *vinfo)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
710 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
711 fprintf(stderr, "Printing vinfo:\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
712 fprintf(stderr, "\txres: %d\n", vinfo->xres);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
713 fprintf(stderr, "\tyres: %d\n", vinfo->yres);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
714 fprintf(stderr, "\txres_virtual: %d\n", vinfo->xres_virtual);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
715 fprintf(stderr, "\tyres_virtual: %d\n", vinfo->yres_virtual);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
716 fprintf(stderr, "\txoffset: %d\n", vinfo->xoffset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
717 fprintf(stderr, "\tyoffset: %d\n", vinfo->yoffset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
718 fprintf(stderr, "\tbits_per_pixel: %d\n", vinfo->bits_per_pixel);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
719 fprintf(stderr, "\tgrayscale: %d\n", vinfo->grayscale);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
720 fprintf(stderr, "\tnonstd: %d\n", vinfo->nonstd);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
721 fprintf(stderr, "\tactivate: %d\n", vinfo->activate);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
722 fprintf(stderr, "\theight: %d\n", vinfo->height);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
723 fprintf(stderr, "\twidth: %d\n", vinfo->width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
724 fprintf(stderr, "\taccel_flags: %d\n", vinfo->accel_flags);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
725 fprintf(stderr, "\tpixclock: %d\n", vinfo->pixclock);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
726 fprintf(stderr, "\tleft_margin: %d\n", vinfo->left_margin);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
727 fprintf(stderr, "\tright_margin: %d\n", vinfo->right_margin);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
728 fprintf(stderr, "\tupper_margin: %d\n", vinfo->upper_margin);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
729 fprintf(stderr, "\tlower_margin: %d\n", vinfo->lower_margin);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
730 fprintf(stderr, "\thsync_len: %d\n", vinfo->hsync_len);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
731 fprintf(stderr, "\tvsync_len: %d\n", vinfo->vsync_len);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
732 fprintf(stderr, "\tsync: %d\n", vinfo->sync);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
733 fprintf(stderr, "\tvmode: %d\n", vinfo->vmode);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
734 fprintf(stderr, "\tred: %d/%d\n", vinfo->red.length, vinfo->red.offset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
735 fprintf(stderr, "\tgreen: %d/%d\n", vinfo->green.length, vinfo->green.offset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
736 fprintf(stderr, "\tblue: %d/%d\n", vinfo->blue.length, vinfo->blue.offset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
737 fprintf(stderr, "\talpha: %d/%d\n", vinfo->transp.length, vinfo->transp.offset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
738 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
739 static void print_finfo(struct fb_fix_screeninfo *finfo)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
740 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
741 fprintf(stderr, "Printing finfo:\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
742 fprintf(stderr, "\tsmem_start = %p\n", (char *)finfo->smem_start);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
743 fprintf(stderr, "\tsmem_len = %d\n", finfo->smem_len);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
744 fprintf(stderr, "\ttype = %d\n", finfo->type);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
745 fprintf(stderr, "\ttype_aux = %d\n", finfo->type_aux);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
746 fprintf(stderr, "\tvisual = %d\n", finfo->visual);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
747 fprintf(stderr, "\txpanstep = %d\n", finfo->xpanstep);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
748 fprintf(stderr, "\typanstep = %d\n", finfo->ypanstep);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
749 fprintf(stderr, "\tywrapstep = %d\n", finfo->ywrapstep);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
750 fprintf(stderr, "\tline_length = %d\n", finfo->line_length);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
751 fprintf(stderr, "\tmmio_start = %p\n", (char *)finfo->mmio_start);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
752 fprintf(stderr, "\tmmio_len = %d\n", finfo->mmio_len);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
753 fprintf(stderr, "\taccel = %d\n", finfo->accel);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
754 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
755 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
756
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
757 static int choose_fbmodes_mode(struct fb_var_screeninfo *vinfo)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
758 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
759 int matched;
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
760 FILE *modesdb;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
761 struct fb_var_screeninfo cinfo;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
762
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
763 matched = 0;
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
764 modesdb = fopen(FB_MODES_DB, "r");
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
765 if ( modesdb ) {
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
766 /* Parse the mode definition file */
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
767 while ( read_fbmodes_mode(modesdb, &cinfo) ) {
1217
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
768 if ( (vinfo->xres == cinfo.xres && vinfo->yres == cinfo.yres) &&
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
769 (!matched || (vinfo->bits_per_pixel == cinfo.bits_per_pixel)) ) {
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
770 vinfo->pixclock = cinfo.pixclock;
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
771 vinfo->left_margin = cinfo.left_margin;
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
772 vinfo->right_margin = cinfo.right_margin;
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
773 vinfo->upper_margin = cinfo.upper_margin;
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
774 vinfo->lower_margin = cinfo.lower_margin;
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
775 vinfo->hsync_len = cinfo.hsync_len;
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
776 vinfo->vsync_len = cinfo.vsync_len;
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
777 if ( matched ) {
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
778 break;
ae9981987c2f Oops, actually use the timings in the modes db. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1215
diff changeset
779 }
1215
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
780 matched = 1;
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
781 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
782 }
d082d2d66ec8 Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
Sam Lantinga <slouken@libsdl.org>
parents: 1036
diff changeset
783 fclose(modesdb);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
784 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
785 return(matched);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
786 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
787
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
788 static int choose_vesa_mode(struct fb_var_screeninfo *vinfo)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
789 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
790 int matched;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
791 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
792
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
793 /* Check for VESA timings */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
794 matched = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
795 for ( i=0; i<(sizeof(vesa_timings)/sizeof(vesa_timings[0])); ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
796 if ( (vinfo->xres == vesa_timings[i].xres) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
797 (vinfo->yres == vesa_timings[i].yres) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
798 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
799 fprintf(stderr, "Using VESA timings for %dx%d\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
800 vinfo->xres, vinfo->yres);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
801 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
802 if ( vesa_timings[i].pixclock ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
803 vinfo->pixclock = vesa_timings[i].pixclock;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
804 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
805 vinfo->left_margin = vesa_timings[i].left;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
806 vinfo->right_margin = vesa_timings[i].right;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
807 vinfo->upper_margin = vesa_timings[i].upper;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
808 vinfo->lower_margin = vesa_timings[i].lower;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
809 vinfo->hsync_len = vesa_timings[i].hslen;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
810 vinfo->vsync_len = vesa_timings[i].vslen;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
811 vinfo->sync = vesa_timings[i].sync;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
812 vinfo->vmode = vesa_timings[i].vmode;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
813 matched = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
814 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
815 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
816 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
817 return(matched);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
818 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
819
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
820 #ifdef VGA16_FBCON_SUPPORT
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
821 static SDL_Surface *FB_SetVGA16Mode(_THIS, SDL_Surface *current,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
822 int width, int height, int bpp, Uint32 flags)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
823 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
824 struct fb_fix_screeninfo finfo;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
825 struct fb_var_screeninfo vinfo;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
826
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
827 /* Set the terminal into graphics mode */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
828 if ( FB_EnterGraphicsMode(this) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
829 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
830 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
831
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
832 /* Restore the original palette */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
833 FB_RestorePalette(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
834
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
835 /* Set the video mode and get the final screen format */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
836 if ( ioctl(console_fd, FBIOGET_VSCREENINFO, &vinfo) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
837 SDL_SetError("Couldn't get console screen info");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
838 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
839 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
840 cache_vinfo = vinfo;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
841 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
842 fprintf(stderr, "Printing actual vinfo:\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
843 print_vinfo(&vinfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
844 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
845 if ( ! SDL_ReallocFormat(current, bpp, 0, 0, 0, 0) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
846 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
847 }
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
848 current->format->palette->ncolors = 16;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
849
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
850 /* Get the fixed information about the console hardware.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
851 This is necessary since finfo.line_length changes.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
852 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
853 if ( ioctl(console_fd, FBIOGET_FSCREENINFO, &finfo) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
854 SDL_SetError("Couldn't get console hardware info");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
855 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
856 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
857 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
858 fprintf(stderr, "Printing actual finfo:\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
859 print_finfo(&finfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
860 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
861
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
862 /* Save hardware palette, if needed */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
863 FB_SavePalette(this, &finfo, &vinfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
864
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
865 /* Set up the new mode framebuffer */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
866 current->flags = SDL_FULLSCREEN;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
867 current->w = vinfo.xres;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
868 current->h = vinfo.yres;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
869 current->pitch = current->w;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
870 current->pixels = malloc(current->h*current->pitch);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
871
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
872 /* Set the update rectangle function */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
873 this->UpdateRects = FB_VGA16Update;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
874
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
875 /* We're done */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
876 return(current);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
877 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
878 #endif /* VGA16_FBCON_SUPPORT */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
879
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
880 static SDL_Surface *FB_SetVideoMode(_THIS, SDL_Surface *current,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
881 int width, int height, int bpp, Uint32 flags)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
882 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
883 struct fb_fix_screeninfo finfo;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
884 struct fb_var_screeninfo vinfo;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
885 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
886 Uint32 Rmask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
887 Uint32 Gmask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
888 Uint32 Bmask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
889 char *surfaces_mem;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
890 int surfaces_len;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
891
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
892 /* Set the terminal into graphics mode */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
893 if ( FB_EnterGraphicsMode(this) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
894 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
895 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
896
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
897 /* Restore the original palette */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
898 FB_RestorePalette(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
899
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
900 /* Set the video mode and get the final screen format */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
901 if ( ioctl(console_fd, FBIOGET_VSCREENINFO, &vinfo) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
902 SDL_SetError("Couldn't get console screen info");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
903 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
904 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
905 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
906 fprintf(stderr, "Printing original vinfo:\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
907 print_vinfo(&vinfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
908 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
909 if ( (vinfo.xres != width) || (vinfo.yres != height) ||
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
910 (vinfo.bits_per_pixel != bpp) || (flags & SDL_DOUBLEBUF) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
911 vinfo.activate = FB_ACTIVATE_NOW;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
912 vinfo.accel_flags = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
913 vinfo.bits_per_pixel = bpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
914 vinfo.xres = width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
915 vinfo.xres_virtual = width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
916 vinfo.yres = height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
917 if ( flags & SDL_DOUBLEBUF ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
918 vinfo.yres_virtual = height*2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
919 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
920 vinfo.yres_virtual = height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
921 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
922 vinfo.xoffset = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
923 vinfo.yoffset = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
924 vinfo.red.length = vinfo.red.offset = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
925 vinfo.green.length = vinfo.green.offset = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
926 vinfo.blue.length = vinfo.blue.offset = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
927 vinfo.transp.length = vinfo.transp.offset = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
928 if ( ! choose_fbmodes_mode(&vinfo) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
929 choose_vesa_mode(&vinfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
930 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
931 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
932 fprintf(stderr, "Printing wanted vinfo:\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
933 print_vinfo(&vinfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
934 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
935 if ( ioctl(console_fd, FBIOPUT_VSCREENINFO, &vinfo) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
936 vinfo.yres_virtual = height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
937 if ( ioctl(console_fd, FBIOPUT_VSCREENINFO, &vinfo) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
938 SDL_SetError("Couldn't set console screen info");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
939 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
940 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
941 }
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
942 } else {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
943 int maxheight;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
944
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
945 /* Figure out how much video memory is available */
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
946 if ( flags & SDL_DOUBLEBUF ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
947 maxheight = height*2;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
948 } else {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
949 maxheight = height;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
950 }
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
951 if ( vinfo.yres_virtual > maxheight ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
952 vinfo.yres_virtual = maxheight;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
953 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
954 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
955 cache_vinfo = vinfo;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
956 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
957 fprintf(stderr, "Printing actual vinfo:\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
958 print_vinfo(&vinfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
959 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
960 Rmask = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
961 for ( i=0; i<vinfo.red.length; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
962 Rmask <<= 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
963 Rmask |= (0x00000001<<vinfo.red.offset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
964 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
965 Gmask = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
966 for ( i=0; i<vinfo.green.length; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
967 Gmask <<= 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
968 Gmask |= (0x00000001<<vinfo.green.offset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
969 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
970 Bmask = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
971 for ( i=0; i<vinfo.blue.length; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
972 Bmask <<= 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
973 Bmask |= (0x00000001<<vinfo.blue.offset);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
974 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
975 if ( ! SDL_ReallocFormat(current, vinfo.bits_per_pixel,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
976 Rmask, Gmask, Bmask, 0) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
977 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
978 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
979
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
980 /* Get the fixed information about the console hardware.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
981 This is necessary since finfo.line_length changes.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
982 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
983 if ( ioctl(console_fd, FBIOGET_FSCREENINFO, &finfo) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
984 SDL_SetError("Couldn't get console hardware info");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
985 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
986 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
987
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
988 /* Save hardware palette, if needed */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
989 FB_SavePalette(this, &finfo, &vinfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
990
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
991 /* Set up the new mode framebuffer */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
992 current->flags = (SDL_FULLSCREEN|SDL_HWSURFACE);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
993 current->w = vinfo.xres;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
994 current->h = vinfo.yres;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
995 current->pitch = finfo.line_length;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
996 current->pixels = mapped_mem+mapped_offset;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
997
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
998 /* Set up the information for hardware surfaces */
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
999 surfaces_mem = (char *)current->pixels +
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1000 vinfo.yres_virtual*current->pitch;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1001 surfaces_len = (mapped_memlen-(surfaces_mem-mapped_mem));
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1002 FB_FreeHWSurfaces(this);
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1003 FB_InitHWSurfaces(this, current, surfaces_mem, surfaces_len);
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1004
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1005 /* Let the application know we have a hardware palette */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1006 switch (finfo.visual) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1007 case FB_VISUAL_PSEUDOCOLOR:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1008 current->flags |= SDL_HWPALETTE;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1009 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1010 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1011 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1012 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1013
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1014 /* Update for double-buffering, if we can */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1015 if ( flags & SDL_DOUBLEBUF ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1016 if ( vinfo.yres_virtual == (height*2) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1017 current->flags |= SDL_DOUBLEBUF;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1018 flip_page = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1019 flip_address[0] = (char *)current->pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1020 flip_address[1] = (char *)current->pixels+
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1021 current->h*current->pitch;
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1022 this->screen = current;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1023 FB_FlipHWSurface(this, current);
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1024 this->screen = NULL;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1025 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1026 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1027
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1028 /* Set the update rectangle function */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1029 this->UpdateRects = FB_DirectUpdate;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1030
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1031 /* We're done */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1032 return(current);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1033 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1034
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1035 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1036 void FB_DumpHWSurfaces(_THIS)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1037 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1038 vidmem_bucket *bucket;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1039
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1040 printf("Memory left: %d (%d total)\n", surfaces_memleft, surfaces_memtotal);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1041 printf("\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1042 printf(" Base Size\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1043 for ( bucket=&surfaces; bucket; bucket=bucket->next ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1044 printf("Bucket: %p, %d (%s)\n", bucket->base, bucket->size, bucket->used ? "used" : "free");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1045 if ( bucket->prev ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1046 if ( bucket->base != bucket->prev->base+bucket->prev->size ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1047 printf("Warning, corrupt bucket list! (prev)\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1048 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1049 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1050 if ( bucket != &surfaces ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1051 printf("Warning, corrupt bucket list! (!prev)\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1052 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1053 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1054 if ( bucket->next ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1055 if ( bucket->next->base != bucket->base+bucket->size ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1056 printf("Warning, corrupt bucket list! (next)\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1057 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1058 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1059 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1060 printf("\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1061 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1062 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1063
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1064 static int FB_InitHWSurfaces(_THIS, SDL_Surface *screen, char *base, int size)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1065 {
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1066 vidmem_bucket *bucket;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1067
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1068 surfaces_memtotal = size;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1069 surfaces_memleft = size;
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1070
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1071 if ( surfaces_memleft > 0 ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1072 bucket = (vidmem_bucket *)malloc(sizeof(*bucket));
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1073 if ( bucket == NULL ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1074 SDL_OutOfMemory();
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1075 return(-1);
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1076 }
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1077 bucket->prev = &surfaces;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1078 bucket->used = 0;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1079 bucket->dirty = 0;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1080 bucket->base = base;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1081 bucket->size = size;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1082 bucket->next = NULL;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1083 } else {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1084 bucket = NULL;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1085 }
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1086
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1087 surfaces.prev = NULL;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1088 surfaces.used = 1;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1089 surfaces.dirty = 0;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1090 surfaces.base = screen->pixels;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1091 surfaces.size = (unsigned int)((long)base - (long)surfaces.base);
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1092 surfaces.next = bucket;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1093 screen->hwdata = (struct private_hwdata *)&surfaces;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1094 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1095 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1096 static void FB_FreeHWSurfaces(_THIS)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1097 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1098 vidmem_bucket *bucket, *freeable;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1099
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1100 bucket = surfaces.next;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1101 while ( bucket ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1102 freeable = bucket;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1103 bucket = bucket->next;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1104 free(freeable);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1105 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1106 surfaces.next = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1107 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1108
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1109 static int FB_AllocHWSurface(_THIS, SDL_Surface *surface)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1110 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1111 vidmem_bucket *bucket;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1112 int size;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1113 int extra;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1114
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1115 /* Temporarily, we only allow surfaces the same width as display.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1116 Some blitters require the pitch between two hardware surfaces
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1117 to be the same. Others have interesting alignment restrictions.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1118 Until someone who knows these details looks at the code...
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1119 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1120 if ( surface->pitch > SDL_VideoSurface->pitch ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1121 SDL_SetError("Surface requested wider than screen");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1122 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1123 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1124 surface->pitch = SDL_VideoSurface->pitch;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1125 size = surface->h * surface->pitch;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1126 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1127 fprintf(stderr, "Allocating bucket of %d bytes\n", size);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1128 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1129
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1130 /* Quick check for available mem */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1131 if ( size > surfaces_memleft ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1132 SDL_SetError("Not enough video memory");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1133 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1134 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1135
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1136 /* Search for an empty bucket big enough */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1137 for ( bucket=&surfaces; bucket; bucket=bucket->next ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1138 if ( ! bucket->used && (size <= bucket->size) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1139 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1140 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1141 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1142 if ( bucket == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1143 SDL_SetError("Video memory too fragmented");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1144 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1145 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1146
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1147 /* Create a new bucket for left-over memory */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1148 extra = (bucket->size - size);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1149 if ( extra ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1150 vidmem_bucket *newbucket;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1151
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1152 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1153 fprintf(stderr, "Adding new free bucket of %d bytes\n", extra);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1154 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1155 newbucket = (vidmem_bucket *)malloc(sizeof(*newbucket));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1156 if ( newbucket == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1157 SDL_OutOfMemory();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1158 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1159 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1160 newbucket->prev = bucket;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1161 newbucket->used = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1162 newbucket->base = bucket->base+size;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1163 newbucket->size = extra;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1164 newbucket->next = bucket->next;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1165 if ( bucket->next ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1166 bucket->next->prev = newbucket;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1167 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1168 bucket->next = newbucket;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1169 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1170
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1171 /* Set the current bucket values and return it! */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1172 bucket->used = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1173 bucket->size = size;
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1174 bucket->dirty = 0;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1175 #ifdef FBCON_DEBUG
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1176 fprintf(stderr, "Allocated %d bytes at %p\n", bucket->size, bucket->base);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1177 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1178 surfaces_memleft -= size;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1179 surface->flags |= SDL_HWSURFACE;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1180 surface->pixels = bucket->base;
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1181 surface->hwdata = (struct private_hwdata *)bucket;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1182 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1183 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1184 static void FB_FreeHWSurface(_THIS, SDL_Surface *surface)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1185 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1186 vidmem_bucket *bucket, *freeable;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1187
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1188 /* Look for the bucket in the current list */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1189 for ( bucket=&surfaces; bucket; bucket=bucket->next ) {
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1190 if ( bucket == (vidmem_bucket *)surface->hwdata ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1191 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1192 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1193 }
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1194 if ( bucket && bucket->used ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1195 /* Add the memory back to the total */
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1196 #ifdef DGA_DEBUG
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1197 printf("Freeing bucket of %d bytes\n", bucket->size);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1198 #endif
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1199 surfaces_memleft += bucket->size;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1200
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1201 /* Can we merge the space with surrounding buckets? */
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1202 bucket->used = 0;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1203 if ( bucket->next && ! bucket->next->used ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1204 #ifdef DGA_DEBUG
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1205 printf("Merging with next bucket, for %d total bytes\n", bucket->size+bucket->next->size);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1206 #endif
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1207 freeable = bucket->next;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1208 bucket->size += bucket->next->size;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1209 bucket->next = bucket->next->next;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1210 if ( bucket->next ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1211 bucket->next->prev = bucket;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1212 }
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1213 free(freeable);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1214 }
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1215 if ( bucket->prev && ! bucket->prev->used ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1216 #ifdef DGA_DEBUG
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1217 printf("Merging with previous bucket, for %d total bytes\n", bucket->prev->size+bucket->size);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1218 #endif
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1219 freeable = bucket;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1220 bucket->prev->size += bucket->size;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1221 bucket->prev->next = bucket->next;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1222 if ( bucket->next ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1223 bucket->next->prev = bucket->prev;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1224 }
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1225 free(freeable);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1226 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1227 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1228 surface->pixels = NULL;
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1229 surface->hwdata = NULL;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1230 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1231 static int FB_LockHWSurface(_THIS, SDL_Surface *surface)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1232 {
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1233 if ( surface == this->screen ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1234 SDL_mutexP(hw_lock);
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1235 if ( FB_IsSurfaceBusy(surface) ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1236 FB_WaitBusySurfaces(this);
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1237 }
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1238 } else {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1239 if ( FB_IsSurfaceBusy(surface) ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1240 FB_WaitBusySurfaces(this);
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1241 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1242 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1243 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1244 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1245 static void FB_UnlockHWSurface(_THIS, SDL_Surface *surface)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1246 {
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1247 if ( surface == this->screen ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1248 SDL_mutexV(hw_lock);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1249 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1250 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1251
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1252 static void FB_WaitVBL(_THIS)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1253 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1254 #ifdef FBIOWAITRETRACE /* Heheh, this didn't make it into the main kernel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1255 ioctl(console_fd, FBIOWAITRETRACE, 0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1256 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1257 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1258 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1259
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1260 static void FB_WaitIdle(_THIS)
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1261 {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1262 return;
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1263 }
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1264
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1265 static int FB_FlipHWSurface(_THIS, SDL_Surface *surface)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1266 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1267 /* Wait for vertical retrace and then flip display */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1268 cache_vinfo.yoffset = flip_page*surface->h;
106
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1269 if ( FB_IsSurfaceBusy(this->screen) ) {
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1270 FB_WaitBusySurfaces(this);
63ec24e0575f Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents: 91
diff changeset
1271 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1272 wait_vbl(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1273 if ( ioctl(console_fd, FBIOPAN_DISPLAY, &cache_vinfo) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1274 SDL_SetError("ioctl(FBIOPAN_DISPLAY) failed");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1275 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1276 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1277 flip_page = !flip_page;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1278
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1279 surface->pixels = flip_address[flip_page];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1280 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1281 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1282
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1283 static void FB_DirectUpdate(_THIS, int numrects, SDL_Rect *rects)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1284 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1285 /* The application is already updating the visible video memory */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1286 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1287 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1288
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1289 #ifdef VGA16_FBCON_SUPPORT
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1290 /* Code adapted with thanks from the XFree86 VGA16 driver! :) */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1291 #define writeGr(index, value) \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1292 outb(index, 0x3CE); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1293 outb(value, 0x3CF);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1294 #define writeSeq(index, value) \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1295 outb(index, 0x3C4); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1296 outb(value, 0x3C5);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1297
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1298 static void FB_VGA16Update(_THIS, int numrects, SDL_Rect *rects)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1299 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1300 SDL_Surface *screen;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1301 int width, height, FBPitch, left, i, j, SRCPitch, phase;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1302 register Uint32 m;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1303 Uint8 s1, s2, s3, s4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1304 Uint32 *src, *srcPtr;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1305 Uint8 *dst, *dstPtr;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1306
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1307 screen = this->screen;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1308 FBPitch = screen->w >> 3;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1309 SRCPitch = screen->pitch >> 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1310
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1311 writeGr(0x03, 0x00);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1312 writeGr(0x05, 0x00);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1313 writeGr(0x01, 0x00);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1314 writeGr(0x08, 0xFF);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1315
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1316 while(numrects--) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1317 left = rects->x & ~7;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1318 width = (rects->w + 7) >> 3;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1319 height = rects->h;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1320 src = (Uint32*)screen->pixels + (rects->y * SRCPitch) + (left >> 2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1321 dst = (Uint8*)mapped_mem + (rects->y * FBPitch) + (left >> 3);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1322
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1323 if((phase = (long)dst & 3L)) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1324 phase = 4 - phase;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1325 if(phase > width) phase = width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1326 width -= phase;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1327 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1328
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1329 while(height--) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1330 writeSeq(0x02, 1 << 0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1331 dstPtr = dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1332 srcPtr = src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1333 i = width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1334 j = phase;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1335 while(j--) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1336 m = (srcPtr[1] & 0x01010101) | ((srcPtr[0] & 0x01010101) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1337 *dstPtr++ = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1338 srcPtr += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1339 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1340 while(i >= 4) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1341 m = (srcPtr[1] & 0x01010101) | ((srcPtr[0] & 0x01010101) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1342 s1 = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1343 m = (srcPtr[3] & 0x01010101) | ((srcPtr[2] & 0x01010101) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1344 s2 = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1345 m = (srcPtr[5] & 0x01010101) | ((srcPtr[4] & 0x01010101) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1346 s3 = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1347 m = (srcPtr[7] & 0x01010101) | ((srcPtr[6] & 0x01010101) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1348 s4 = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1349 *((Uint32*)dstPtr) = s1 | (s2 << 8) | (s3 << 16) | (s4 << 24);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1350 srcPtr += 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1351 dstPtr += 4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1352 i -= 4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1353 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1354 while(i--) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1355 m = (srcPtr[1] & 0x01010101) | ((srcPtr[0] & 0x01010101) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1356 *dstPtr++ = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1357 srcPtr += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1358 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1359
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1360 writeSeq(0x02, 1 << 1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1361 dstPtr = dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1362 srcPtr = src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1363 i = width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1364 j = phase;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1365 while(j--) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1366 m = (srcPtr[1] & 0x02020202) | ((srcPtr[0] & 0x02020202) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1367 *dstPtr++ = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1368 srcPtr += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1369 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1370 while(i >= 4) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1371 m = (srcPtr[1] & 0x02020202) | ((srcPtr[0] & 0x02020202) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1372 s1 = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1373 m = (srcPtr[3] & 0x02020202) | ((srcPtr[2] & 0x02020202) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1374 s2 = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1375 m = (srcPtr[5] & 0x02020202) | ((srcPtr[4] & 0x02020202) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1376 s3 = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1377 m = (srcPtr[7] & 0x02020202) | ((srcPtr[6] & 0x02020202) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1378 s4 = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1379 *((Uint32*)dstPtr) = s1 | (s2 << 8) | (s3 << 16) | (s4 << 24);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1380 srcPtr += 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1381 dstPtr += 4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1382 i -= 4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1383 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1384 while(i--) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1385 m = (srcPtr[1] & 0x02020202) | ((srcPtr[0] & 0x02020202) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1386 *dstPtr++ = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1387 srcPtr += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1388 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1389
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1390 writeSeq(0x02, 1 << 2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1391 dstPtr = dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1392 srcPtr = src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1393 i = width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1394 j = phase;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1395 while(j--) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1396 m = (srcPtr[1] & 0x04040404) | ((srcPtr[0] & 0x04040404) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1397 *dstPtr++ = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1398 srcPtr += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1399 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1400 while(i >= 4) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1401 m = (srcPtr[1] & 0x04040404) | ((srcPtr[0] & 0x04040404) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1402 s1 = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1403 m = (srcPtr[3] & 0x04040404) | ((srcPtr[2] & 0x04040404) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1404 s2 = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1405 m = (srcPtr[5] & 0x04040404) | ((srcPtr[4] & 0x04040404) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1406 s3 = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1407 m = (srcPtr[7] & 0x04040404) | ((srcPtr[6] & 0x04040404) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1408 s4 = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1409 *((Uint32*)dstPtr) = s1 | (s2 << 8) | (s3 << 16) | (s4 << 24);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1410 srcPtr += 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1411 dstPtr += 4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1412 i -= 4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1413 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1414 while(i--) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1415 m = (srcPtr[1] & 0x04040404) | ((srcPtr[0] & 0x04040404) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1416 *dstPtr++ = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1417 srcPtr += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1418 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1419
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1420 writeSeq(0x02, 1 << 3);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1421 dstPtr = dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1422 srcPtr = src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1423 i = width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1424 j = phase;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1425 while(j--) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1426 m = (srcPtr[1] & 0x08080808) | ((srcPtr[0] & 0x08080808) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1427 *dstPtr++ = (m >> 27) | (m >> 18) | (m >> 9) | m;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1428 srcPtr += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1429 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1430 while(i >= 4) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1431 m = (srcPtr[1] & 0x08080808) | ((srcPtr[0] & 0x08080808) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1432 s1 = (m >> 27) | (m >> 18) | (m >> 9) | m;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1433 m = (srcPtr[3] & 0x08080808) | ((srcPtr[2] & 0x08080808) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1434 s2 = (m >> 27) | (m >> 18) | (m >> 9) | m;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1435 m = (srcPtr[5] & 0x08080808) | ((srcPtr[4] & 0x08080808) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1436 s3 = (m >> 27) | (m >> 18) | (m >> 9) | m;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1437 m = (srcPtr[7] & 0x08080808) | ((srcPtr[6] & 0x08080808) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1438 s4 = (m >> 27) | (m >> 18) | (m >> 9) | m;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1439 *((Uint32*)dstPtr) = s1 | (s2 << 8) | (s3 << 16) | (s4 << 24);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1440 srcPtr += 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1441 dstPtr += 4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1442 i -= 4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1443 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1444 while(i--) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1445 m = (srcPtr[1] & 0x08080808) | ((srcPtr[0] & 0x08080808) << 4);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1446 *dstPtr++ = (m >> 27) | (m >> 18) | (m >> 9) | m;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1447 srcPtr += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1448 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1449
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1450 dst += FBPitch;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1451 src += SRCPitch;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1452 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1453 rects++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1454 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1455 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1456 #endif /* VGA16_FBCON_SUPPORT */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1457
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1458 void FB_SavePaletteTo(_THIS, int palette_len, __u16 *area)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1459 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1460 struct fb_cmap cmap;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1461
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1462 cmap.start = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1463 cmap.len = palette_len;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1464 cmap.red = &area[0*palette_len];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1465 cmap.green = &area[1*palette_len];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1466 cmap.blue = &area[2*palette_len];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1467 cmap.transp = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1468 ioctl(console_fd, FBIOGETCMAP, &cmap);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1469 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1470
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1471 void FB_RestorePaletteFrom(_THIS, int palette_len, __u16 *area)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1472 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1473 struct fb_cmap cmap;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1474
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1475 cmap.start = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1476 cmap.len = palette_len;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1477 cmap.red = &area[0*palette_len];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1478 cmap.green = &area[1*palette_len];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1479 cmap.blue = &area[2*palette_len];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1480 cmap.transp = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1481 ioctl(console_fd, FBIOPUTCMAP, &cmap);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1482 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1483
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1484 static void FB_SavePalette(_THIS, struct fb_fix_screeninfo *finfo,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1485 struct fb_var_screeninfo *vinfo)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1486 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1487 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1488
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1489 /* Save hardware palette, if needed */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1490 if ( finfo->visual == FB_VISUAL_PSEUDOCOLOR ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1491 saved_cmaplen = 1<<vinfo->bits_per_pixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1492 saved_cmap=(__u16 *)malloc(3*saved_cmaplen*sizeof(*saved_cmap));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1493 if ( saved_cmap != NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1494 FB_SavePaletteTo(this, saved_cmaplen, saved_cmap);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1495 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1496 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1497
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1498 /* Added support for FB_VISUAL_DIRECTCOLOR.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1499 With this mode pixel information is passed through the palette...
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1500 Neat fading and gamma correction effects can be had by simply
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1501 fooling around with the palette instead of changing the pixel
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1502 values themselves... Very neat!
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1503
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1504 Adam Meyerowitz 1/19/2000
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1505 ameyerow@optonline.com
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1506 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1507 if ( finfo->visual == FB_VISUAL_DIRECTCOLOR ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1508 __u16 new_entries[3*256];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1509
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1510 /* Save the colormap */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1511 saved_cmaplen = 256;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1512 saved_cmap=(__u16 *)malloc(3*saved_cmaplen*sizeof(*saved_cmap));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1513 if ( saved_cmap != NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1514 FB_SavePaletteTo(this, saved_cmaplen, saved_cmap);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1515 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1516
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1517 /* Allocate new identity colormap */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1518 for ( i=0; i<256; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1519 new_entries[(0*256)+i] =
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1520 new_entries[(1*256)+i] =
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1521 new_entries[(2*256)+i] = (i<<8)|i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1522 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1523 FB_RestorePaletteFrom(this, 256, new_entries);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1524 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1525 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1526
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1527 static void FB_RestorePalette(_THIS)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1528 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1529 /* Restore the original palette */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1530 if ( saved_cmap ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1531 FB_RestorePaletteFrom(this, saved_cmaplen, saved_cmap);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1532 free(saved_cmap);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1533 saved_cmap = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1534 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1535 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1536
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1537 static int FB_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1538 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1539 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1540 __u16 r[256];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1541 __u16 g[256];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1542 __u16 b[256];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1543 struct fb_cmap cmap;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1544
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1545 /* Set up the colormap */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1546 for (i = 0; i < ncolors; i++) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1547 r[i] = colors[i].r << 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1548 g[i] = colors[i].g << 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1549 b[i] = colors[i].b << 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1550 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1551 cmap.start = firstcolor;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1552 cmap.len = ncolors;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1553 cmap.red = r;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1554 cmap.green = g;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1555 cmap.blue = b;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1556 cmap.transp = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1557
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1558 if( (ioctl(console_fd, FBIOPUTCMAP, &cmap) < 0) ||
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1559 !(this->screen->flags & SDL_HWPALETTE) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1560 colors = this->screen->format->palette->colors;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1561 ncolors = this->screen->format->palette->ncolors;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1562 cmap.start = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1563 cmap.len = ncolors;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1564 memset(r, 0, sizeof(r));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1565 memset(g, 0, sizeof(g));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1566 memset(b, 0, sizeof(b));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1567 if ( ioctl(console_fd, FBIOGETCMAP, &cmap) == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1568 for ( i=ncolors-1; i>=0; --i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1569 colors[i].r = (r[i]>>8);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1570 colors[i].g = (g[i]>>8);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1571 colors[i].b = (b[i]>>8);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1572 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1573 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1574 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1575 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1576 return(1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1577 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1578
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1579 /* Note: If we are terminated, this could be called in the middle of
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1580 another SDL video routine -- notably UpdateRects.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1581 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1582 static void FB_VideoQuit(_THIS)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1583 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1584 int i, j;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1585
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1586 if ( this->screen ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1587 /* Clear screen and tell SDL not to free the pixels */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1588 if ( this->screen->pixels && FB_InGraphicsMode(this) ) {
1036
50f4e7e4d117 [SDL] [PATCH] fix FB_VideoQuit for ia64
Sam Lantinga <slouken@libsdl.org>
parents: 941
diff changeset
1589 #if defined(__powerpc__) || defined(__ia64__) /* SIGBUS when using memset() ?? */
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1590 Uint8 *rowp = (Uint8 *)this->screen->pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1591 int left = this->screen->pitch*this->screen->h;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1592 while ( left-- ) { *rowp++ = 0; }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1593 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1594 memset(this->screen->pixels,0,this->screen->h*this->screen->pitch);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1595 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1596 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1597 /* This test fails when using the VGA16 shadow memory */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1598 if ( ((char *)this->screen->pixels >= mapped_mem) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1599 ((char *)this->screen->pixels < (mapped_mem+mapped_memlen)) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1600 this->screen->pixels = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1601 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1602 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1603
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1604 /* Clear the lock mutex */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1605 if ( hw_lock ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1606 SDL_DestroyMutex(hw_lock);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1607 hw_lock = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1608 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1609
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1610 /* Clean up defined video modes */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1611 for ( i=0; i<NUM_MODELISTS; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1612 if ( SDL_modelist[i] != NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1613 for ( j=0; SDL_modelist[i][j]; ++j ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1614 free(SDL_modelist[i][j]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1615 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1616 free(SDL_modelist[i]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1617 SDL_modelist[i] = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1618 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1619 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1620
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1621 /* Clean up the memory bucket list */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1622 FB_FreeHWSurfaces(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1623
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1624 /* Close console and input file descriptors */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1625 if ( console_fd > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1626 /* Unmap the video framebuffer and I/O registers */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1627 if ( mapped_mem ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1628 munmap(mapped_mem, mapped_memlen);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1629 mapped_mem = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1630 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1631 if ( mapped_io ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1632 munmap(mapped_io, mapped_iolen);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1633 mapped_io = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1634 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1635
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1636 /* Restore the original video mode and palette */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1637 if ( FB_InGraphicsMode(this) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1638 FB_RestorePalette(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1639 ioctl(console_fd, FBIOPUT_VSCREENINFO, &saved_vinfo);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1640 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1641
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1642 /* We're all done with the framebuffer */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1643 close(console_fd);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1644 console_fd = -1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1645 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1646 FB_CloseMouse(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1647 FB_CloseKeyboard(this);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1648 }