README revision 1.1.1.3
1 1.1 mrg Information for i740 Users 2 1.1 mrg Precision Insight, Inc. 3 1.1 mrg 18 February 1999 4 1.1 mrg ____________________________________________________________ 5 1.1 mrg 6 1.1 mrg Table of Contents 7 1.1 mrg 8 1.1 mrg 9 1.1 mrg 1. Supported Hardware 10 1.1 mrg 2. Features 11 1.1 mrg 3. Technical Notes 12 1.1 mrg 4. Reported Working Video Cards 13 1.1 mrg 5. Configuration 14 1.1 mrg 6. Driver Options 15 1.1 mrg 7. Known Limitations 16 1.1 mrg 8. Author 17 1.1 mrg 18 1.1 mrg 19 1.1 mrg ______________________________________________________________________ 20 1.1 mrg 21 1.1.1.3 mrg 1. Supported Hardware 22 1.1 mrg 23 1.1 mrg 24 1.1.1.3 mrg o Intel 740 based cards. 25 1.1 mrg 26 1.1 mrg 27 1.1 mrg 28 1.1.1.3 mrg 2. Features 29 1.1 mrg 30 1.1 mrg 31 1.1.1.3 mrg o Full support for 8, 15, 16, and 24 bit pixel depths. 32 1.1 mrg 33 1.1.1.3 mrg o Hardware cursor support to reduce sprite flicker. 34 1.1 mrg 35 1.1.1.3 mrg o Hardware accelerated 2D drawing engine support for 8, 15, 16 and 24 36 1.1 mrg bit pixel depths. 37 1.1 mrg 38 1.1.1.3 mrg o Support for high resolution video modes up to 1600x1200. 39 1.1 mrg 40 1.1.1.3 mrg o Support for doublescan video modes (e.g., 320x200 and 320x240). 41 1.1 mrg 42 1.1.1.3 mrg o Support for gamma correction at all pixel depths. 43 1.1 mrg 44 1.1.1.3 mrg o Fully programmable clock supported. 45 1.1 mrg 46 1.1.1.3 mrg o Robust text mode restore for VT switching. 47 1.1 mrg 48 1.1 mrg 49 1.1 mrg 50 1.1.1.3 mrg 3. Technical Notes 51 1.1 mrg 52 1.1 mrg 53 1.1.1.3 mrg o Hardware acceleration is not possible when using the framebuffer in 54 1.1 mrg 32 bit per pixel format. 55 1.1 mrg 56 1.1.1.3 mrg o Interlace modes cannot be supported. 57 1.1 mrg 58 1.1 mrg 59 1.1 mrg 60 1.1.1.3 mrg 4. Reported Working Video Cards 61 1.1 mrg 62 1.1 mrg 63 1.1.1.3 mrg o Real3D Starfighter AGP 64 1.1 mrg 65 1.1.1.3 mrg o Real3D Starfighter PCI 66 1.1 mrg 67 1.1.1.3 mrg o Diamond Stealth II/G460 AGP 68 1.1 mrg 69 1.1.1.3 mrg o 3DVision-i740 AGP 70 1.1 mrg 71 1.1.1.3 mrg o ABIT G740 8MB SDRAM 72 1.1 mrg 73 1.1.1.3 mrg o Acorp AGP i740 74 1.1 mrg 75 1.1.1.3 mrg o AGP 2D/3D V. 1N, AGP-740D 76 1.1 mrg 77 1.1.1.3 mrg o AOpen AGP 2X 3D Navigator PA740 78 1.1 mrg 79 1.1.1.3 mrg o ARISTO i740 AGP (ART-i740-G) 80 1.1 mrg 81 1.1.1.3 mrg o ASUS AGP-V2740 82 1.1 mrg 83 1.1.1.3 mrg o Atrend (Speedy) 3DIO740 AGP (ATC-2740) 84 1.1 mrg 85 1.1.1.3 mrg o Chaintech AGP-740D 86 1.1 mrg 87 1.1.1.3 mrg o EliteGroup(ECS) 3DVision-i740 AGP 88 1.1 mrg 89 1.1.1.3 mrg o EONtronics Picasso 740 90 1.1 mrg 91 1.1.1.3 mrg o EONtronics Van Gogh 92 1.1 mrg 93 1.1.1.3 mrg o Everex MVGA i740/AG 94 1.1 mrg 95 1.1.1.3 mrg o Flagpoint Shocker i740 8MB 96 1.1 mrg 97 1.1.1.3 mrg o Gainward CardExpert 740 8MB 98 1.1 mrg 99 1.1.1.3 mrg o Genoa Systems Phantom 740 100 1.1 mrg 101 1.1.1.3 mrg o Gigabyte Predator i740 8MB AGP 102 1.1 mrg 103 1.1.1.3 mrg o Hercules Terminator 128 2X/i AGP 104 1.1 mrg 105 1.1.1.3 mrg o HOT-158 (Shuttle) 106 1.1 mrg 107 1.1.1.3 mrg o Intel Express 3D AGP 108 1.1 mrg 109 1.1.1.3 mrg o Jaton Video-740 AGP 3D 110 1.1 mrg 111 1.1.1.3 mrg o Jetway J-740-3D 8MB AGP, i740 AGP 3D 112 1.1 mrg 113 1.1.1.3 mrg o Joymedia Apollo 7400 114 1.1 mrg 115 1.1.1.3 mrg o Leadtek Winfast S900 116 1.1 mrg 117 1.1.1.3 mrg o Machspeed Raptor i740 AGP 4600 118 1.1 mrg 119 1.1.1.3 mrg o Magic-Pro MP-740DVD 120 1.1 mrg 121 1.1.1.3 mrg o MAXI Gamer AGP 8 MB 122 1.1 mrg 123 1.1.1.3 mrg o Palit Daytona AGP740 124 1.1 mrg 125 1.1.1.3 mrg o PowerColor C740 (SG/SD) AGP 126 1.1 mrg 127 1.1.1.3 mrg o QDI Amazing I 128 1.1 mrg 129 1.1.1.3 mrg o Soyo AGP (SY-740 AGP) 130 1.1 mrg 131 1.1.1.3 mrg o Spacewalker Hot-158 132 1.1 mrg 133 1.1.1.3 mrg o VideoExcel AGP 740 134 1.1 mrg 135 1.1.1.3 mrg o ViewTop ZeusL 8MB 136 1.1 mrg 137 1.1.1.3 mrg o Winfast S900 i740 AGP 8MB 138 1.1 mrg 139 1.1 mrg 140 1.1 mrg 141 1.1.1.3 mrg 5. Configuration 142 1.1 mrg 143 1.1 mrg The driver auto-detects all device information necessary to initialize 144 1.1.1.3 mrg the card. The only lines you need in the "Device" section of your 145 1.1 mrg xorg.conf file are: 146 1.1 mrg 147 1.1 mrg Section "Device" 148 1.1 mrg Identifier "Intel i740" 149 1.1 mrg Driver "i740" 150 1.1 mrg EndSection 151 1.1 mrg 152 1.1 mrg 153 1.1.1.3 mrg 154 1.1 mrg However, if you have problems with auto-detection, you can specify: 155 1.1 mrg 156 1.1.1.3 mrg o VideoRam - in kilobytes 157 1.1 mrg 158 1.1.1.3 mrg o DacSpeed - in MHz 159 1.1 mrg 160 1.1.1.3 mrg o MemBase - physical address of the linear framebuffer 161 1.1 mrg 162 1.1.1.3 mrg o IOBase - physical address of the memory mapped IO registers 163 1.1 mrg 164 1.1 mrg 165 1.1 mrg 166 1.1.1.3 mrg 6. Driver Options 167 1.1 mrg 168 1.1 mrg 169 1.1.1.3 mrg o "NoAccel" - Turn off hardware acceleration 170 1.1 mrg 171 1.1.1.3 mrg o "SWCursor" - Request a software cursor (hardware is default) 172 1.1 mrg 173 1.1.1.3 mrg o "SDRAM" - Force the use of SDRAM timings 174 1.1 mrg 175 1.1.1.3 mrg o "SGRAM" - Force the use of SGRAM timings 176 1.1 mrg 177 1.1.1.3 mrg o "SlowRam" - Force the use of slower ram timings 178 1.1 mrg 179 1.1.1.3 mrg o "Dac6Bit" - Force the use of a 6 Bit Dac (8 Bit is the default) 180 1.1 mrg 181 1.1.1.3 mrg o "UsePIO - Force the use of programmed IO (Memory mapped is the 182 1.1 mrg default) 183 1.1 mrg 184 1.1 mrg Note: the i740 X server should automatically detect whether your card 185 1.1.1.3 mrg has SGRAM or SDRAM. Use the "sgram" and "sdram" options if it is 186 1.1 mrg incorrectly detected. 187 1.1 mrg 188 1.1 mrg 189 1.1 mrg 190 1.1.1.3 mrg 7. Known Limitations 191 1.1 mrg 192 1.1 mrg 193 1.1.1.3 mrg o Certain drawing operations are very slow when using 24 bit pixel 194 1.1 mrg depth mode. 195 1.1 mrg 196 1.1 mrg 197 1.1 mrg 198 1.1.1.3 mrg 8. Author 199 1.1 mrg 200 1.1 mrg 201 1.1.1.3 mrg o Original version by Kevin E Martin 202 1.1.1.3 mrg <mailto:kevin (a] precisioninsight.com> 203 1.1 mrg 204 1.1.1.3 mrg o Daryll Strauss <mailto:daryll (a] precisioninsight.com> 205 1.1 mrg 206 1.1.1.3 mrg The Xorg version of this driver originally came from XFree86 4.4 rc2. 207 1.1 mrg 208 1.1 mrg The XFree86 version of this driver was donated to The XFree86 Project 209 1.1 mrg by: 210 1.1 mrg 211 1.1 mrg Precision Insight, Inc. 212 1.1 mrg Cedar Park, TX 213 1.1 mrg USA 214 1.1 mrg 215 1.1 mrg 216 1.1 mrg 217 1.1 mrg http://www.precisioninsight.com 218 1.1 mrg 219 1.1 mrg 220 1.1 mrg 221
Indexes created Tue Oct 27 00:25:24 UTC 2026