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/* |
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* Video.cpp - SheepShaver video PCI driver stub |
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* |
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* SheepShaver (C) 1997-2002 Christian Bauer and Marc Hellwig |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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|
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#include "sysdeps.h" |
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#include "xlowmem.h" |
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|
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|
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/* |
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* Driver Description structure |
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*/ |
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|
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struct DriverDescription { |
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uint32 driverDescSignature; |
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uint32 driverDescVersion; |
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char nameInfoStr[32]; |
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uint32 version; |
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uint32 driverRuntime; |
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char driverName[32]; |
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uint32 driverDescReserved[8]; |
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uint32 nServices; |
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uint32 serviceCategory; |
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uint32 serviceType; |
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uint32 serviceVersion; |
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}; |
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|
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#pragma export on |
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struct DriverDescription TheDriverDescription = { |
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'mtej', |
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0, |
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"\pvideo", |
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0x01008000, // V1.0.0final |
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6, // kDriverIsUnderExpertControl, kDriverIsOpenedUponLoad |
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"\pDisplay_Video_Apple_Sheep", |
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0, 0, 0, 0, 0, 0, 0, 0, |
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1, |
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'ndrv', |
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'vido', |
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0x01000000, // V1.0.0 |
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}; |
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#pragma export off |
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|
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|
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// Prototypes for exported functions |
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extern "C" { |
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#pragma export on |
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extern int16 DoDriverIO(void *spaceID, void *commandID, void *commandContents, uint32 commandCode, uint32 commandKind); |
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#pragma export off |
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} |
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|
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|
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/* |
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* Do driver IO |
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*/ |
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|
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asm int16 DoDriverIO(void *spaceID, void *commandID, void *commandContents, uint32 commandCode, uint32 commandKind) |
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{ |
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lwz r2,XLM_TOC |
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lwz r0,XLM_VIDEO_DOIO |
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mtctr r0 |
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bctr |
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} |
