annotate README.MiNT @ 1228:f4a3a4129d04

From Mike Frysinger and/or Gentoo: - libsdl-SDL_stretch-PIC.patch ignoring the general fact of how SDL_stretch relies on executing dynamic code, the inline asm should let gcc handle the a details for getting the actual address for _copy_row as it will do the right thing test case: http://dev.gentoo.org/~vapier/libsdl/sdl-stretch.tar.bz2
author Ryan C. Gordon <icculus@icculus.org>
date Thu, 05 Jan 2006 07:20:12 +0000
parents 6ded3dd929f5
children a8068adf156b
rev   line source
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1 ==============================================================================
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2 Using the Simple DirectMedia Layer on Atari
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3 ==============================================================================
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4
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5
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6 If you want to build SDL from sources to create SDL programs on Atari:
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7 see sections I - II.
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8
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9 If you want to create SDL programs on Atari using SDL binary build,
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10 download it from my web site (URL at end of this file).
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11
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12 If you want to configure a program using SDL on Atari,
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13 see sections IV - VI.
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14
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15
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16 ==============================================================================
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17 I. Building the Simple DirectMedia Layer libraries:
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18 (This step isn't necessary if you have the SDL binary distribution)
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19
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20 Do the classic configure, with --disable-shared --enable-static and:
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21
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22 Tos version (should run everywhere):
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23 --disable-threads
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24 Tos does not support threads.
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25
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26 MiNT version (maybe Magic, only for multitasking OS):
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27 --disable-pthreads --enable-pth
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28 Mint and Magic may supports threads, so audio can be used with current
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29 devices, like Sun audio, or disk-writing support. Like Tos, interrupt
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30 audio without threads is more suited for Atari machines.
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31
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32 Then you can make ; make install it.
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33
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34 ==============================================================================
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35 II. Building the Simple DirectMedia Layer test programs:
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36
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37 Do the classic configure, then make.
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38
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39 Run them !
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40
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41 ==============================================================================
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42 III. Enjoy! :)
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43
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44 If you have a project you'd like me to know about, or want to ask questions,
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45 go ahead and join the SDL developer's mailing list by sending e-mail to:
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46
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47 sdl-request@libsdl.org
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48
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49 and put "subscribe" into the subject of the message. Or alternatively you
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50 can use the web interface:
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51
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52 http://www.libsdl.org/mailman/listinfo/sdl
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53
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54 ==============================================================================
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55 IV. What is supported:
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56
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57 Keyboard (GEMDOS, BIOS, GEM, Ikbd)
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58 Mouse (XBIOS, GEM, Ikbd)
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59 Video (XBIOS (Fullscreen), GEM (Windowed and Fullscreen))
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60 Timer (VBL vector, GNU pth library)
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61 Joysticks and joypads (Ikbd, Hardware)
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62 Audio (Hardware, XBIOS, GSXB, MCSN, STFA, /dev/audio if threads enabled)
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63 Threads (Multitasking OS only via GNU pth library)
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64 Shared object loader (using LDG library from http://ldg.atari.org/)
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65 Audio CD (MetaDOS)
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66 OpenGL (using Mesa offscreen rendering driver)
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67
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68 - Dependent driver combinations:
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69 Video Kbd Mouse Timer Joysticks
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70 xbios ikbd ikbd vbl(2) ikbd
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71 xbios gemdos xbios vbl(2) xbios
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72 xbios bios xbios vbl(2) xbios
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73 gem gem gem(1) vbl(2) xbios
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74
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75 Audio O/S Misc
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76 dma8 All Uses MFP Timer A interrupt
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77 xbios TOS Uses MFP Timer A interrupt
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78 xbios MiNT Uses MiNT thread
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79 xbios Magic Disabled
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80 stfa All Uses MFP interrupt
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81 mcsn TOS Uses MFP Timer A interrupt
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82 mcsn MiNT Uses MiNT thread
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83 mcsn Magic Disabled
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84 gsxb All Uses GSXB callback
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85
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86 Joypad driver always uses hardware access.
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87 OpenGL driver always uses OSMesa.
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88
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89 (1) GEM does not report relative mouse motion, so xbios mouse driver is used
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90 to report this type event.
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92 (2) If you build SDL with threads using the GNU pth library, timers are
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93 supported via the pth library.
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94
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95 ==============================================================================
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96 V. Environment variables:
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97
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98 SDL_VIDEODRIVER:
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99 Set to 'xbios' to force xbios video driver
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100 Set to 'gem' to force gem video driver
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101
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102 SDL_VIDEO_GL_DRIVER:
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103 Set to filename to load as OpenGL library, if you use SDL_GL_LoadLibrary()
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104
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105 SDL_AUDIODRIVER:
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106 Set to 'mint_gsxb' to force Atari GSXB audio driver
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107 Set to 'mint_mcsn' to force Atari MCSN audio driver
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108 Set to 'mint_stfa' to force Atari STFA audio driver
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109 Set to 'mint_xbios' to force Atari Xbios audio driver
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110 Set to 'mint_dma8' to force Atari 8 bits DMA audio driver
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111 Set to 'audio' to force Sun /dev/audio audio driver
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112 Set to 'disk' to force disk-writing audio driver
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113
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114 SDL_ATARI_EVENTSDRIVER
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115 Set to 'ikbd' to force IKBD 6301 keyboard driver
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116 Set to 'gemdos' to force gemdos keyboard driver
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117 Set to 'bios' to force bios keyboard driver
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118
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119 SDL_JOYSTICK_ATARI:
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120 Use any of these strings in the environment variable to enable or
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121 disable a joystick:
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122
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123 'ikbd-joy1-[on|off]' for IKBD joystick on port 1 (hardware access)
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124 'xbios-joy1-[on|off]' for IKBD joystick on port 1 (xbios access)
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125 'porta-pad-[on|off]' for joypad on port A
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126 'porta-joy0-[on|off]' for joystick 0 on port A
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127 'porta-joy1-[on|off]' for joystick 1 on port A
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128 'porta-lp-[on|off]' for lightpen on port A
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129 'porta-anpad-[on|off]' for analog paddle on port A
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130 'portb-pad-[on|off]' for joypad on port B
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131 'portb-joy0-[on|off]' for joystick 0 on port B
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132 'portb-joy1-[on|off]' for joystick 1 on port B
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133 'portb-anpad-[on|off]' for analog paddle on port B
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134
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135 Default configuration is:
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136 'ikbd-joy1-on' (if IKBD events driver enabled)
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137 'xbios-joy1-on' (if gemdos/bios/gem events driver enabled)
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138 'porta-pad-on portb-pad-on' (if available on the machine)
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140 port[a|b]-[pad|joy?|lp|anpad]-* strings are mutually exclusives.
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141 On such a port, you can only use a joypad OR 1 or 2 joysticks OR
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142 a lightpen OR an analog paddle. You must disable joypad before
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143 setting another controller.
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144
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145 The second joystick port on IKBD is used by the mouse, so not usable.
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146 Another problem with the IKBD: mouse buttons and joystick fire buttons
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147 are wired together at the hardware level, it means:
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148 port 0 port 0 port 1
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149 mouse left button = joystick fire 0 = joystick fire 1
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150 mouse right button = joystick fire 1 = joystick fire 0
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151
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152 Descriptions of joysticks/joypads:
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153 - Joypads: 1 hat, 17 buttons (Atari Jaguar console-like).
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154 - Joysticks: 1 hat, 1 button.
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155 - Lightpen, analog paddles: 2 axis, 2 buttons. The 2 buttons are those
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156 affected to 1 button joysticks on the same port.
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157
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158 ==============================================================================
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159 VI. More informations about drivers:
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160
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161 OpenGL:
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162 The default is to use the Mesa offscreen driver (osmesa.ldg). If you want
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163 to use an older OpenGL implementation, like mesa_gl.ldg or tiny_gl.ldg,
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164 your program must use SDL_GL_LoadLibrary() to do so, and retrieve the
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165 needed function pointers with SDL_LoadFunction(). In all cases, the OpenGL
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166 context is taken care of by SDL itself, you just have to use gl* functions.
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167
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168 However, there is one OpenGL call that has a different prototype in the old
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169 implementations: glOrtho(). In the old implementations, it has 6 float as
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170 parameters, in the standard one, it has 6 double parameters. If you want
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171 to compile testdyngl, or any other SDL program that loads its OpenGL
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172 library, you must change the glOrtho() prototype used in this program. In
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173 osmesa.ldg, you can retrieve a glOrtho() with double parameters, by
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174 searching for the function "glOrtho6d".
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175
319
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176 Xbios video:
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177 Video chip is detected using the _VDO cookie.
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178 Screen enhancers are not supported, but could be if you know how to
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179 use them.
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180
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181 ST, STE, Mega ST, Mega STE:
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182 320x200x4 bits, shades of grey, available only for the purpose
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183 of testing SDL.
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184 TT:
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185 320x480x8 and 320x240x8 (software double-lined mode).
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186 Falcon:
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187 All modes supported by the current monitor (RVB or VGA).
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188 BlowUp and Centscreen extended modes, ScreenBlaster 3 current mode.
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189 Clones and any machine with monochrome monitor:
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190 Not supported.
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191
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192 Gem video:
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193 Automatically used if xbios not available.
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194
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195 All machines:
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196 Only the current resolution, if 8 bits or higher depth.
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197
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198 IKBD keyboard, mouse and joystick driver:
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199 Available if _MCH cookie is ST, Mega ST, STE, Mega STE, TT or Falcon.
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200
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201 Hades has an IKBD, but xbios is not available for video, so IKBD
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202 driver is disabled.
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203
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204 Gemdos and bios keyboard driver:
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205 Available on all machines.
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206
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207 Mouse and joystick xbios driver:
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208 Available on all machines (I think).
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209
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210 Joypad driver:
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211 Available if _MCH cookie is STE or Falcon.
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212
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213 PTH timer driver:
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214 Available with multitasking OS.
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215
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216 VBL timer driver:
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217 Available on all machines (I think).
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218
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219 Audio drivers:
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220 Cookies _SND, MCSN, STFA and GSXB used to detect supported audio
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221 capabilities.
398
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222
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223 STE, Mega STE, TT:
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224 8 bits DMA (hardware access)
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225 STFA, MCSN or GSXB driver if installed
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226 Falcon:
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227 8 bits DMA (hardware access)
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228 Xbios functions
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229 STFA, MCSN or GSXB driver if installed
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230 Other machines:
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231 STFA, MCSN or GSXB driver if installed
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232
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233 STFA driver:
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234 http://removers.free.fr/softs/stfa.html
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235 GSXB driver:
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236 http://assemsoft.atari.org/gsxb/
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237 MacSound driver:
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238 http://jf.omnis.ch/software/tos/
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239 MagicSound driver (MCSN,GSXB compatible):
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240 http://perso.wanadoo.fr/didierm/
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241 X-Sound driver (GSXB compatible):
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242 http://www.uni-ulm.de/~s_thuth/atari/xsound_e.html
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243
281
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244 --
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245 Patrice Mandin <pmandin@caramail.com>
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246 http://membres.lycos.fr/pmandin/