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Fixing memset on ia64 & other archs 

From: Stephane Marchesin
This commit is contained in:
Dave Airlie 2005-03-05 06:38:59 +00:00
parent a4296239d4
commit 07561c6b32
4 changed files with 26 additions and 6 deletions
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17
src/mesa/drivers/dri/common/memops.h Normal file
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@ -0,0 +1,17 @@
#ifndef DRIMEMSETIO_H
#define DRIMEMSETIO_H
/*
* memset an area in I/O space
* We need to be careful about this on some archs
*/
static __inline__ void drimemsetio(void* address, int c, int size)
{
#if defined(__powerpc__) || defined(__ia64__)
int i;
for(i=0;i<size;i++)
*((char *)address + i)=c;
#else
memset(address,c,size);
#endif
}
#endif

5
src/mesa/drivers/dri/mga/server/mga_dri.c
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@ -36,6 +36,7 @@
#include "driver.h"
#include "drm.h"
#include "memops.h"
#include "mga_reg.h"
#include "mga.h"
@ -805,11 +806,11 @@ static int MGAScreenInit( struct DRIDriverContextRec *ctx, MGAPtr pMga )
* the clear ioctl to do this, but would need to setup hw state
* first.
*/
memset((char *)ctx->FBAddress + pMga->frontOffset,
drimemsetio((char *)ctx->FBAddress + pMga->frontOffset,
0,
pMga->frontPitch * ctx->shared.virtualHeight );
memset((char *)ctx->FBAddress + pMga->backOffset,
drimemsetio((char *)ctx->FBAddress + pMga->backOffset,
0,
pMga->backPitch * ctx->shared.virtualHeight );

5
src/mesa/drivers/dri/r128/server/r128_dri.c
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@ -47,6 +47,7 @@
#include "driver.h"
#include "drm.h"
#include "memops.h"
#include "r128.h"
#include "r128_dri.h"
@ -826,11 +827,11 @@ static GLboolean R128DRIScreenInit(DRIDriverContext *ctx)
* the clear ioctl to do this, but would need to setup hw state
* first.
*/
memset((char *)ctx->FBAddress + info->frontOffset,
drimemsetio((char *)ctx->FBAddress + info->frontOffset,
0,
info->frontPitch * ctx->cpp * ctx->shared.virtualHeight );
memset((char *)ctx->FBAddress + info->backOffset,
drimemsetio((char *)ctx->FBAddress + info->backOffset,
0,
info->backPitch * ctx->cpp * ctx->shared.virtualHeight );

5
src/mesa/drivers/dri/radeon/server/radeon_dri.c
View File

@ -16,6 +16,7 @@
#include "driver.h"
#include "drm.h"
#include "memops.h"
#include "radeon.h"
#include "radeon_dri.h"
@ -981,11 +982,11 @@ static int RADEONScreenInit( DRIDriverContext *ctx, RADEONInfoPtr info )
* the clear ioctl to do this, but would need to setup hw state
* first.
*/
memset((char *)ctx->FBAddress + info->frontOffset,
drimemsetio((char *)ctx->FBAddress + info->frontOffset,
0,
info->frontPitch * ctx->cpp * ctx->shared.virtualHeight );
memset((char *)ctx->FBAddress + info->backOffset,
drimemsetio((char *)ctx->FBAddress + info->backOffset,
0,
info->backPitch * ctx->cpp * ctx->shared.virtualHeight );