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annotate src/video/xbios/SDL_xbios_centscreen.h @ 4034:4ea82f5e7e2c SDL-1.2

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Backported the NAS detection from SDL 1.3, replacing the broken NetBSD patch
author Sam Lantinga <slouken@libsdl.org>
date Tue, 10 Jul 2007 14:16:44 +0000
parents d910939febfa
children 782fd950bd46 c121d94672cb a1b03ba2fcd0
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2004 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 Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 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 Library 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 Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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 #include "SDL_config.h"
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23
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24 /*
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25 Centscreen extension definitions
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26
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27 Patrice Mandin
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28 */
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29
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30 #ifndef _SDL_xbios_centscreen_h
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31 #define _SDL_xbios_centscreen_h
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32
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33 #include <mint/falcon.h> /* for trap_14_xxx macros */
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34
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35 #include "SDL_xbios.h"
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36
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37 /*--- Defines ---*/
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38
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39 #ifndef C_CNTS
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40 #define C_CNTS 0x434e5453L
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41 #endif
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42
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43 #define CSCREEN_ENERGYSTAR (1<<9)
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44 #define CSCREEN_SAVER (1<<10)
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45 #define CSCREEN_VIRTUAL (1<<11)
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46 #define CSCREEN_EXTCLOCK_CT2 (1<<12)
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47 #define CSCREEN_EXTCLOCK (1<<13)
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48 #define CSCREEN_STANDARD (1<<14)
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49 #define CSCREEN_DEFAULT (1<<15)
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50
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51 /*--- Structures ---*/
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52
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53 typedef struct {
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54 unsigned short handle; /* videomode handle */
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55 unsigned short mode; /* Falcon videomode code */
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56 unsigned short physx; /* visible width */
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57 unsigned short physy; /* visible height */
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58 unsigned short plan; /* bitplanes */
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59 unsigned short logx; /* virtual width */
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60 unsigned short logy; /* virtual height */
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61 unsigned short eco; /* screen saver delay */
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62 unsigned short eco2; /* energy star screen saver delay */
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63 unsigned short wsize; /* screen width (mm) */
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64 unsigned short hsize; /* screen height (mm) */
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65 unsigned short dummy[21];
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66 unsigned char name[32]; /* videomode name */
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67 } __attribute__((packed)) centscreen_mode_t;
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68
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69 /*--- Functions prototypes ---*/
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70
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71 #define Vread(current_mode) \
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72 (void)trap_14_wl((short)0x41,(long)(current_mode))
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73 #define Vwrite(init_vdi, inparam, outparam) \
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74 (long)trap_14_wwll((short)0x42,(short)(init_vdi),(long)(inparam),(long)(outparam))
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75 #define Vattrib(inparam, outparam) \
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76 (void)trap_14_wll((short)0x43,(long)(inparam),(long)(outparam))
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77 #define Vcreate(inparam, outparam) \
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78 (void)trap_14_wll((short)0x44,(long)(inparam),(long)(outparam))
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79 #define Vdelete(handle) \
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80 (long)trap_14_ww((short)0x45,(short)(handle))
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81 #define Vfirst(mask,mode) \
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82 (long)trap_14_wll((short)0x46,(long)(mask),(long)(mode))
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83 #define Vnext(mask,mode) \
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84 (long)trap_14_wll((short)0x47,(long)(mask),(long)(mode))
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85 #define Vvalid(handle) \
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86 (long)trap_14_ww((short)0x48,(short)(handle))
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87 #define Vload() \
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88 (long)trap_14_w((short)0x49)
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89 #define Vsave() \
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90 (long)trap_14_w((short)0x4a)
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91 #define Vopen() \
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92 (long)trap_14_w((short)0x4b)
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93 #define Vclose() \
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94 (long)trap_14_w((short)0x4c)
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95 #define Vscroll(scrollmode) \
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96 (long)trap_14_ww((short)0x4d,(short)(scrollmode))
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97 #define Voffset() \
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98 (long)trap_14_w((short)0x4e)
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99 #define Vseek() \
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100 (long)trap_14_w((short)0x4f)
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101 #define Vlock(cmd) \
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102 (long)trap_14_ww((short)0x50,(short)(cmd))
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103 #define SetMon(montype) \
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104 (long)trap_14_ww((short)0x51,(short)(montype))
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105 #define MultiMon(cmd) \
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106 (long)trap_14_ww((short)0x52,(short)(cmd))
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107 #define VSizeComp() \
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108 (long)trap_14_w((short)0x53)
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109 #define Vsize(mode) \
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110 (long)trap_14_wl((short)0x54,(long)(mode))
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111
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112 /*--- Functions prototypes ---*/
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113
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114 int SDL_XBIOS_CentscreenInit(_THIS);
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115 void SDL_XBIOS_CentscreenSetmode(_THIS, int width, int height, int planes);
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116 void SDL_XBIOS_CentscreenRestore(_THIS, int prev_handle);
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117
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118 #endif /* _SDL_xbios_centscreen_h */