On Sat, 2005-02-12 at 13:03 +0100, Jerome Glisse wrote:
>
> Could anyone apply this patch if it looks good.
> This correct the problem many ppc user have
> using the Mesa-dri cvs which does not do the
> swapping for bendian.
>
> The code came from Michel, i am only doing
> the patch and the #ifdef things :)
How about something like this instead?
--
Earthling Michel DÃnzer | Debian (powerpc), X and DRI developer
Libre software enthusiast | http://svcs.affero.net/rm.php?r=daenzer
Index: src/mesa/drivers/dri/radeon/server/radeon_macros.h
===================================================================
RCS file: /cvs/mesa/Mesa/src/mesa/drivers/dri/radeon/server/radeon_macros.h,v
retrieving revision 1.2
diff -p -u -r1.2 radeon_macros.h
--- src/mesa/drivers/dri/radeon/server/radeon_macros.h 6 Aug 2003 18:11:00 -0000 1.2
+++ src/mesa/drivers/dri/radeon/server/radeon_macros.h 12 Feb 2005 17:40:48 -0000
@@ -40,28 +40,22 @@
#ifndef _RADEON_MACROS_H_
#define _RADEON_MACROS_H_
-
+#include <mmio.h>
# define MMIO_IN8(base, offset) \
*(volatile unsigned char *)(((unsigned char*)(base)) + (offset))
-# define MMIO_IN16(base, offset) \
- *(volatile unsigned short *)(void *)(((unsigned char*)(base)) + (offset))
# define MMIO_IN32(base, offset) \
- *(volatile unsigned int *)(void *)(((unsigned char*)(base)) + (offset))
+ read_MMIO_LE32(RADEONMMIO, addr)
# define MMIO_OUT8(base, offset, val) \
*(volatile unsigned char *)(((unsigned char*)(base)) + (offset)) = (val)
-# define MMIO_OUT16(base, offset, val) \
- *(volatile unsigned short *)(void *)(((unsigned char*)(base)) + (offset)) = (val)
# define MMIO_OUT32(base, offset, val) \
- *(volatile unsigned int *)(void *)(((unsigned char*)(base)) + (offset)) = (val)
+ *(volatile unsigned int *)(void *)(((unsigned char*)(base)) + (offset)) = CPU_TO_LE32(val)
/* Memory mapped register access macros */
#define INREG8(addr) MMIO_IN8(RADEONMMIO, addr)
-#define INREG16(addr) MMIO_IN16(RADEONMMIO, addr)
#define INREG(addr) MMIO_IN32(RADEONMMIO, addr)
#define OUTREG8(addr, val) MMIO_OUT8(RADEONMMIO, addr, val)
-#define OUTREG16(addr, val) MMIO_OUT16(RADEONMMIO, addr, val)
#define OUTREG(addr, val) MMIO_OUT32(RADEONMMIO, addr, val)
#define ADDRREG(addr) ((volatile GLuint *)(pointer)(RADEONMMIO + (addr)))
Index: src/mesa/drivers/dri/common/mmio.h
===================================================================
RCS file: /cvs/mesa/Mesa/src/mesa/drivers/dri/common/mmio.h,v
retrieving revision 1.2
diff -p -u -r1.2 mmio.h
--- src/mesa/drivers/dri/common/mmio.h 14 Dec 2004 09:11:52 -0000 1.2
+++ src/mesa/drivers/dri/common/mmio.h 12 Feb 2005 17:40:48 -0000
@@ -38,12 +38,11 @@
static __inline__ u_int32_t
read_MMIO_LE32( volatile void * base, unsigned long offset )
{
- volatile void * p = ((volatile char *) base) + offset;
u_int32_t val;
-
+
__asm__ __volatile__( "lwbrx %0, %1, %2 ; eieio"
: "=r" (val)
- : "b" (base), "r" (offset), "m" (p) );
+ : "b" (base), "r" (offset) );
return val;
}
