Mercurial > sdl-ios-xcode
annotate src/video/fbcon/matrox_mmio.h @ 5038:40ef2ad3757c
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| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Wed, 19 Jan 2011 13:44:55 -0800 |
| parents | f7b03b6838cb |
| children |
| rev | line source |
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| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3697 | 3 Copyright (C) 1997-2010 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
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Updated copyright information and removed rcs id lines (problematic in branch merges)
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6 modify it under the terms of the GNU Lesser General Public |
| 0 | 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. |
| 0 | 9 |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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Updated copyright information and removed rcs id lines (problematic in branch merges)
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13 Lesser General Public License for more details. |
| 0 | 14 |
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parents:
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15 You should have received a copy of the GNU Lesser General Public |
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c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
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16 License along with this library; if not, write to the Free Software |
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Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
769
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 0 | 18 |
| 19 Sam Lantinga | |
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Updated the source with the correct e-mail address
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20 slouken@libsdl.org |
| 0 | 21 */ |
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Use consistent identifiers for the various platforms we support.
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 /* MGA register definitions */ | |
| 25 | |
| 26 #include "matrox_regs.h" | |
| 27 | |
| 28 /* MGA control macros */ | |
| 29 | |
| 30 #define mga_in8(reg) *(volatile Uint8 *)(mapped_io + (reg)) | |
| 31 #define mga_in32(reg) *(volatile Uint32 *)(mapped_io + (reg)) | |
| 32 | |
| 33 #define mga_out8(reg,v) *(volatile Uint8 *)(mapped_io + (reg)) = v; | |
| 34 #define mga_out32(reg,v) *(volatile Uint32 *)(mapped_io + (reg)) = v; | |
| 35 | |
| 36 | |
| 37 /* Wait for fifo space */ | |
| 38 #define mga_wait(space) \ | |
| 39 { \ | |
| 40 while ( mga_in8(MGAREG_FIFOSTATUS) < space ) \ | |
| 41 ; \ | |
| 42 } | |
| 43 | |
| 44 | |
| 45 /* Wait for idle accelerator */ | |
| 46 #define mga_waitidle() \ | |
| 47 { \ | |
| 48 while ( mga_in32(MGAREG_STATUS) & 0x10000 ) \ | |
| 49 ; \ | |
| 50 } | |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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51 /* vi: set ts=4 sw=4 expandtab: */ |