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/*
* dump HW states, set environment variable SIS_DE1BUG
* to enable these functions
*/
#include <fcntl.h>
#include <assert.h>
#include "sis_ctx.h"
#include "sis_mesa.h"
/* for SiS 300 */
#define MMIOLength (0x8FFF-0x8800+1)
#define MMIO3DOffset (0x8800)
#define FILE_NAME "300.dump"
char *IOBase4Debug = 0;
char *prevLockFile = NULL;
int prevLockLine = 0;
DWORD _empty[0x10000];
//#if defined(DEBUG)
void
dump_agp (void *addr, int dword_count)
{
if (!getenv ("SIS_DEBUG"))
return;
{
int i;
FILE *file = fopen ("300agp.dump", "w");
if (file)
{
for (i = 0; i < dword_count; i++)
{
fprintf (file, "%f\n", *(float *) addr);
((unsigned char *) addr) += 4;
}
fclose (file);
}
}
}
void
d2f_once (GLcontext * ctx)
{
XMesaContext xmesa = (XMesaContext) ctx->DriverCtx;
__GLSiScontext *hwcx = (__GLSiScontext *) xmesa->private;
static int serialNumber = -1;
if (serialNumber == hwcx->serialNumber)
return;
else
serialNumber = hwcx->serialNumber;
d2f();
}
void
d2f (void)
{
if (!getenv ("SIS_DEBUG"))
return;
/* dump 0x8800 - 0x8AFF */
{
int fh;
int rval;
void *addr = IOBase4Debug + MMIO3DOffset;
assert (IOBase4Debug);
if ((fh = open (FILE_NAME, O_WRONLY | O_CREAT, S_IREAD | S_IWRITE)) != -1)
{
rval = write (fh, addr, MMIOLength);
assert (rval != -1);
close (fh);
}
}
}
/* dump to HW */
void
d2h (char *file_name)
{
int fh;
int rval;
void *addr[MMIOLength];
if (!getenv ("SIS_DEBUG"))
return;
if ((fh = open (file_name, O_CREAT, S_IREAD | S_IWRITE)) != -1)
{
rval = read (fh, addr, MMIOLength);
assert (rval != -1);
close (fh);
}
memcpy (IOBase4Debug + MMIO3DOffset, addr, MMIOLength);
}
/* dump video memory to file */
void
dvidmem (unsigned char *addr, int size)
{
int fh;
int rval;
static char *file_name = "vidmem.dump";
if (!getenv ("SIS_DEBUG"))
return;
if ((fh = open (file_name, O_WRONLY | O_CREAT, S_IREAD | S_IWRITE)) != -1)
{
rval = write (fh, addr, size);
assert (rval != -1);
close (fh);
}
}
/*
#else
#define dump_agp(a,b) do{}while(0)
#define d2f() do{}while(0)
#define d2f_once(a) do{}while(0)
#define void d2f(a) do{}while(0)
#define void d2h(a) do{}while(0)
#define dvidmem(a,b) do{}while(0)
#endif
*/
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