/*
IMG_BOOL MemCheck(const IMG_PVOID pvAddr, const IMG_UINT8 ui8Pattern, IMG_SIZE_T uSize)
{
IMG_UINT8 *pui8Addr;
for (pui8Addr = (IMG_UINT8*)pvAddr; uSize > 0; uSize--, pui8Addr++)
{
if (*pui8Addr != ui8Pattern)
{
return IMG_FALSE;
}
}
return IMG_TRUE;
}
IMG_VOID OSCheckMemDebug(IMG_PVOID pvCpuVAddr, IMG_SIZE_T uSize, const IMG_CHAR *pszFileName, const IMG_UINT32 uLine)
{
OSMEM_DEBUG_INFO const *psInfo = (OSMEM_DEBUG_INFO *)((IMG_UINT32)pvCpuVAddr - TEST_BUFFER_PADDING_STATUS);
if (pvCpuVAddr == IMG_NULL)
{
PVR_DPF((PVR_DBG_ERROR, "Pointer 0x%X : null pointer"
" - referenced %s:%d - allocated %s:%d",
pvCpuVAddr,
pszFileName, uLine,
psInfo->sFileName, psInfo->uLineNo));
while (STOP_ON_ERROR);
}
if (((IMG_UINT32)pvCpuVAddr&3) != 0)
{
PVR_DPF((PVR_DBG_ERROR, "Pointer 0x%X : invalid alignment"
" - referenced %s:%d - allocated %s:%d",
pvCpuVAddr,
pszFileName, uLine,
psInfo->sFileName, psInfo->uLineNo));
while (STOP_ON_ERROR);
}
if (!MemCheck((IMG_PVOID)psInfo->sGuardRegionBefore, 0xB1, sizeof(psInfo->sGuardRegionBefore)))
{
PVR_DPF((PVR_DBG_ERROR, "Pointer 0x%X : guard region before overwritten"
" - referenced %s:%d - allocated %s:%d",
pvCpuVAddr,
pszFileName, uLine,
psInfo->sFileName, psInfo->uLineNo));
while (STOP_ON_ERROR);
}
if (uSize != psInfo->uSize)
{
PVR_DPF((PVR_DBG_WARNING, "Pointer 0x%X : supplied size was different to stored size (0x%X != 0x%X)"
" - referenced %s:%d - allocated %s:%d",
pvCpuVAddr, uSize, psInfo->uSize,
pszFileName, uLine,
psInfo->sFileName, psInfo->uLineNo));
while (STOP_ON_ERROR);
}
if ((0x01234567 ^ psInfo->uSizeParityCheck) != psInfo->uSize)
{
PVR_DPF((PVR_DBG_WARNING, "Pointer 0x%X : stored size parity error (0x%X != 0x%X)"
" - referenced %s:%d - allocated %s:%d",
pvCpuVAddr, psInfo->uSize, 0x01234567 ^ psInfo->uSizeParityCheck,
pszFileName, uLine,
psInfo->sFileName, psInfo->uLineNo));
while (STOP_ON_ERROR);
}
else
{
uSize = psInfo->uSize;
}
if (uSize)
{
if (!MemCheck((IMG_VOID*)((IMG_UINT32)pvCpuVAddr + uSize), 0xB2, TEST_BUFFER_PADDING_AFTER))
{
PVR_DPF((PVR_DBG_ERROR, "Pointer 0x%X : guard region after overwritten"
" - referenced from %s:%d - allocated from %s:%d",
pvCpuVAddr,
pszFileName, uLine,
psInfo->sFileName, psInfo->uLineNo));
}
}
if (psInfo->eValid != isAllocated)
{
PVR_DPF((PVR_DBG_ERROR, "Pointer 0x%X : not allocated (freed? %d)"
" - referenced %s:%d - freed %s:%d",
pvCpuVAddr, psInfo->eValid == isFree,
pszFileName, uLine,
psInfo->sFileName, psInfo->uLineNo));
while (STOP_ON_ERROR);
}
}
static IMG_VOID debug_strcpy(IMG_CHAR *pDest, const IMG_CHAR *pSrc)
{
IMG_SIZE_T i = 0;
for (; i < 128; i++)
{
*pDest = *pSrc;
if (*pSrc == '\0') break;
pDest++;
pSrc++;
}
}
*/
PVRSRV_ERROR OSAllocMem_Debug_Wrapper(IMG_UINT32 ui32Flags,
IMG_UINT32 ui32Size,
IMG_PVOID *ppvCpuVAddr,
IMG_HANDLE *phBlockAlloc,
IMG_CHAR *pszFilename,
IMG_UINT32 ui32Line)
{
OSMEM_DEBUG_INFO *psInfo;
PVRSRV_ERROR eError;
eError = OSAllocMem_Debug_Linux_Memory_Allocations(ui32Flags,
ui32Size + TEST_BUFFER_PADDING,
ppvCpuVAddr,
phBlockAlloc,
pszFilename,
ui32Line);
if (eError != PVRSRV_OK)
{
return eError;
}
//2011.3.2
//don't add data pattern
// OSMemSet((IMG_CHAR *)(*ppvCpuVAddr) + TEST_BUFFER_PADDING_STATUS, 0xBB, ui32Size);
// OSMemSet((IMG_CHAR *)(*ppvCpuVAddr) + ui32Size + TEST_BUFFER_PADDING_STATUS, 0xB2, TEST_BUFFER_PADDING_AFTER);
psInfo = (OSMEM_DEBUG_INFO *)(*ppvCpuVAddr);
OSMemSet(psInfo->sGuardRegionBefore, 0xB1, sizeof(psInfo->sGuardRegionBefore));
// debug_strcpy(psInfo->sFileName, pszFilename);
psInfo->uLineNo = ui32Line;
psInfo->eValid = isAllocated;
psInfo->uSize = ui32Size;
psInfo->uSizeParityCheck = 0x01234567 ^ ui32Size;
*ppvCpuVAddr = (IMG_PVOID) ((IMG_UINT32)*ppvCpuVAddr)+TEST_BUFFER_PADDING_STATUS;
#ifdef PVRSRV_LOG_MEMORY_ALLOCS
PVR_TRACE(("Allocated pointer (after debug info): 0x%X from %s:%d", *ppvCpuVAddr, pszFilename, ui32Line));
#endif
return PVRSRV_OK;
}
PVRSRV_ERROR OSAllocMem_Debug_Wrapper(u32 ui32Flags,
u32 ui32Size,
void **ppvCpuVAddr,
void **phBlockAlloc,
char *pszFilename, u32 ui32Line) {
OSMEM_DEBUG_INFO *psInfo;
PVRSRV_ERROR eError;
eError = OSAllocMem_Debug_Linux_Memory_Allocations(ui32Flags,
ui32Size +
TEST_BUFFER_PADDING,
ppvCpuVAddr,
phBlockAlloc,
pszFilename,
ui32Line);
if (eError != PVRSRV_OK) {
return eError;
}
memset((char *)(*ppvCpuVAddr) + TEST_BUFFER_PADDING_STATUS,
0xBB, ui32Size);
memset((char *)(*ppvCpuVAddr) + ui32Size +
TEST_BUFFER_PADDING_STATUS, 0xB2,
TEST_BUFFER_PADDING_AFTER);
psInfo = (OSMEM_DEBUG_INFO *) (*ppvCpuVAddr);
memset(psInfo->sGuardRegionBefore, 0xB1,
sizeof(psInfo->sGuardRegionBefore));
debug_strcpy(psInfo->sFileName, pszFilename);
psInfo->uLineNo = ui32Line;
psInfo->eValid = isAllocated;
psInfo->uSize = ui32Size;
psInfo->uSizeParityCheck = 0x01234567 ^ ui32Size;
*ppvCpuVAddr =
(void *)((u32) * ppvCpuVAddr) + TEST_BUFFER_PADDING_STATUS;
#ifdef PVRSRV_LOG_MEMORY_ALLOCS
PVR_TRACE(("Allocated pointer (after debug info): 0x%X from %s:%d", *ppvCpuVAddr, pszFilename, ui32Line));
#endif
return PVRSRV_OK;
}
PVRSRV_ERROR OSAllocMem_Debug_Wrapper(IMG_UINT32 ui32Flags,
IMG_UINT32 ui32Size,
IMG_PVOID *ppvCpuVAddr,
IMG_HANDLE *phBlockAlloc,
IMG_CHAR *pszFilename,
IMG_UINT32 ui32Line)
{
OSMEM_DEBUG_INFO *psInfo;
PVRSRV_ERROR eError;
eError = OSAllocMem_Debug_Linux_Memory_Allocations(ui32Flags,
ui32Size + TEST_BUFFER_PADDING,
ppvCpuVAddr,
phBlockAlloc,
pszFilename,
ui32Line);
if (eError != PVRSRV_OK)
{
return eError;
}
OSMemSet((IMG_CHAR *)(*ppvCpuVAddr) + TEST_BUFFER_PADDING_STATUS, 0xBB, ui32Size);
OSMemSet((IMG_CHAR *)(*ppvCpuVAddr) + ui32Size + TEST_BUFFER_PADDING_STATUS, 0xB2, TEST_BUFFER_PADDING_AFTER);
/*fill the dbg info struct*/
psInfo = (OSMEM_DEBUG_INFO *)(*ppvCpuVAddr);
OSMemSet(psInfo->sGuardRegionBefore, 0xB1, sizeof(psInfo->sGuardRegionBefore));
debug_strcpy(psInfo->sFileName, pszFilename);
psInfo->uLineNo = ui32Line;
psInfo->eValid = isAllocated;
psInfo->uSize = ui32Size;
psInfo->uSizeParityCheck = 0x01234567 ^ ui32Size;
/*point to the user data section*/
*ppvCpuVAddr = (IMG_PVOID) ((IMG_UINTPTR_T)*ppvCpuVAddr)+TEST_BUFFER_PADDING_STATUS;
#ifdef PVRSRV_LOG_MEMORY_ALLOCS
/*this is here to simplify the surounding logging macro, that is a expression
maybe the macro should be an expression */
PVR_TRACE(("Allocated pointer (after debug info): 0x%p from %s:%d", *ppvCpuVAddr, pszFilename, ui32Line));
#endif
return PVRSRV_OK;
}
