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Diffstat (limited to 'extern/bullet2/BulletMultiThreaded/SpuFakeDma.h')
| -rw-r--r-- | extern/bullet2/BulletMultiThreaded/SpuFakeDma.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/extern/bullet2/BulletMultiThreaded/SpuFakeDma.h b/extern/bullet2/BulletMultiThreaded/SpuFakeDma.h new file mode 100644 index 00000000000..f5e49b7be14 --- /dev/null +++ b/extern/bullet2/BulletMultiThreaded/SpuFakeDma.h @@ -0,0 +1,135 @@ +/* +Bullet Continuous Collision Detection and Physics Library +Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/ + +This software is provided 'as-is', without any express or implied warranty. +In no event will the authors be held liable for any damages arising from the use of this software. +Permission is granted to anyone to use this software for any purpose, +including commercial applications, and to alter it and redistribute it freely, +subject to the following restrictions: + +1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. +2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. +3. This notice may not be removed or altered from any source distribution. +*/ + +#ifndef FAKE_DMA_H +#define FAKE_DMA_H + + +#include "PlatformDefinitions.h" +#include "LinearMath/btScalar.h" + + +#ifdef __SPU__ + +#ifndef USE_LIBSPE2 + +#include <cell/dma.h> +#include <stdint.h> + +#define DMA_TAG(xfer) (xfer + 1) +#define DMA_MASK(xfer) (1 << DMA_TAG(xfer)) + +#else // !USE_LIBSPE2 + +#define DMA_TAG(xfer) (xfer + 1) +#define DMA_MASK(xfer) (1 << DMA_TAG(xfer)) + +#include <spu_mfcio.h> + +#define DEBUG_DMA +#ifdef DEBUG_DMA +#define dUASSERT(a,b) if (!(a)) { printf(b);} +#define uintsize ppu_address_t + +#define cellDmaLargeGet(ls, ea, size, tag, tid, rid) if ( (((uintsize)ls%16) != ((uintsize)ea%16)) || ((((uintsize)ea%16) || ((uintsize)ls%16)) && (( ((uintsize)ls%16) != ((uintsize)size%16) ) || ( ((uintsize)ea%16) != ((uintsize)size%16) ) ) ) || ( ((uintsize)size%16) && ((uintsize)size!=1) && ((uintsize)size!=2) && ((uintsize)size!=4) && ((uintsize)size!=8) ) || (size >= 16384) || !(uintsize)ls || !(uintsize)ea) { \ + dUASSERT( (((uintsize)ea % 16) == 0) || (size < 16), "XDR Address not aligned: "); \ + dUASSERT( (((uintsize)ls % 16) == 0) || (size < 16), "LS Address not aligned: "); \ + dUASSERT( ((((uintsize)ls % size) == 0) && (((uintsize)ea % size) == 0)) || (size > 16), "Not naturally aligned: "); \ + dUASSERT((size == 1) || (size == 2) || (size == 4) || (size == 8) || ((size % 16) == 0), "size not a multiple of 16byte: "); \ + dUASSERT(size < 16384, "size too big: "); \ + dUASSERT( ((uintsize)ea%16)==((uintsize)ls%16), "wrong Quadword alignment of LS and EA: "); \ + dUASSERT(ea != 0, "Nullpointer EA: "); dUASSERT(ls != 0, "Nullpointer LS: ");\ + printf("GET %s:%d from: 0x%x, to: 0x%x - %d bytes\n", __FILE__, __LINE__, (unsigned int)ea,(unsigned int)ls,(unsigned int)size);\ + } \ + mfc_get(ls, ea, size, tag, tid, rid) +#define cellDmaGet(ls, ea, size, tag, tid, rid) if ( (((uintsize)ls%16) != ((uintsize)ea%16)) || ((((uintsize)ea%16) || ((uintsize)ls%16)) && (( ((uintsize)ls%16) != ((uintsize)size%16) ) || ( ((uintsize)ea%16) != ((uintsize)size%16) ) ) ) || ( ((uintsize)size%16) && ((uintsize)size!=1) && ((uintsize)size!=2) && ((uintsize)size!=4) && ((uintsize)size!=8) ) || (size >= 16384) || !(uintsize)ls || !(uintsize)ea) { \ + dUASSERT( (((uintsize)ea % 16) == 0) || (size < 16), "XDR Address not aligned: "); \ + dUASSERT( (((uintsize)ls % 16) == 0) || (size < 16), "LS Address not aligned: "); \ + dUASSERT( ((((uintsize)ls % size) == 0) && (((uintsize)ea % size) == 0)) || (size > 16), "Not naturally aligned: "); \ + dUASSERT((size == 1) || (size == 2) || (size == 4) || (size == 8) || ((size % 16) == 0), "size not a multiple of 16byte: "); \ + dUASSERT(size < 16384, "size too big: "); \ + dUASSERT( ((uintsize)ea%16)==((uintsize)ls%16), "wrong Quadword alignment of LS and EA: "); \ + dUASSERT(ea != 0, "Nullpointer EA: "); dUASSERT(ls != 0, "Nullpointer LS: ");\ + printf("GET %s:%d from: 0x%x, to: 0x%x - %d bytes\n", __FILE__, __LINE__, (unsigned int)ea,(unsigned int)ls,(unsigned int)size);\ + } \ + mfc_get(ls, ea, size, tag, tid, rid) +#define cellDmaLargePut(ls, ea, size, tag, tid, rid) if ( (((uintsize)ls%16) != ((uintsize)ea%16)) || ((((uintsize)ea%16) || ((uintsize)ls%16)) && (( ((uintsize)ls%16) != ((uintsize)size%16) ) || ( ((uintsize)ea%16) != ((uintsize)size%16) ) ) ) || ( ((uintsize)size%16) && ((uintsize)size!=1) && ((uintsize)size!=2) && ((uintsize)size!=4) && ((uintsize)size!=8) ) || (size >= 16384) || !(uintsize)ls || !(uintsize)ea) { \ + dUASSERT( (((uintsize)ea % 16) == 0) || (size < 16), "XDR Address not aligned: "); \ + dUASSERT( (((uintsize)ls % 16) == 0) || (size < 16), "LS Address not aligned: "); \ + dUASSERT( ((((uintsize)ls % size) == 0) && (((uintsize)ea % size) == 0)) || (size > 16), "Not naturally aligned: "); \ + dUASSERT((size == 1) || (size == 2) || (size == 4) || (size == 8) || ((size % 16) == 0), "size not a multiple of 16byte: "); \ + dUASSERT(size < 16384, "size too big: "); \ + dUASSERT( ((uintsize)ea%16)==((uintsize)ls%16), "wrong Quadword alignment of LS and EA: "); \ + dUASSERT(ea != 0, "Nullpointer EA: "); dUASSERT(ls != 0, "Nullpointer LS: ");\ + printf("PUT %s:%d from: 0x%x, to: 0x%x - %d bytes\n", __FILE__, __LINE__, (unsigned int)ls,(unsigned int)ea,(unsigned int)size); \ + } \ + mfc_put(ls, ea, size, tag, tid, rid) +#define cellDmaSmallGet(ls, ea, size, tag, tid, rid) if ( (((uintsize)ls%16) != ((uintsize)ea%16)) || ((((uintsize)ea%16) || ((uintsize)ls%16)) && (( ((uintsize)ls%16) != ((uintsize)size%16) ) || ( ((uintsize)ea%16) != ((uintsize)size%16) ) ) ) || ( ((uintsize)size%16) && ((uintsize)size!=1) && ((uintsize)size!=2) && ((uintsize)size!=4) && ((uintsize)size!=8) ) || (size >= 16384) || !(uintsize)ls || !(uintsize)ea) { \ + dUASSERT( (((uintsize)ea % 16) == 0) || (size < 16), "XDR Address not aligned: "); \ + dUASSERT( (((uintsize)ls % 16) == 0) || (size < 16), "LS Address not aligned: "); \ + dUASSERT( ((((uintsize)ls % size) == 0) && (((uintsize)ea % size) == 0)) || (size > 16), "Not naturally aligned: "); \ + dUASSERT((size == 1) || (size == 2) || (size == 4) || (size == 8) || ((size % 16) == 0), "size not a multiple of 16byte: "); \ + dUASSERT(size < 16384, "size too big: "); \ + dUASSERT( ((uintsize)ea%16)==((uintsize)ls%16), "wrong Quadword alignment of LS and EA: "); \ + dUASSERT(ea != 0, "Nullpointer EA: "); dUASSERT(ls != 0, "Nullpointer LS: ");\ + printf("GET %s:%d from: 0x%x, to: 0x%x - %d bytes\n", __FILE__, __LINE__, (unsigned int)ea,(unsigned int)ls,(unsigned int)size);\ + } \ + mfc_get(ls, ea, size, tag, tid, rid) +#define cellDmaWaitTagStatusAll(ignore) mfc_write_tag_mask(ignore) ; mfc_read_tag_status_all() + +#else +#define cellDmaLargeGet(ls, ea, size, tag, tid, rid) mfc_get(ls, ea, size, tag, tid, rid) +#define cellDmaGet(ls, ea, size, tag, tid, rid) mfc_get(ls, ea, size, tag, tid, rid) +#define cellDmaLargePut(ls, ea, size, tag, tid, rid) mfc_put(ls, ea, size, tag, tid, rid) +#define cellDmaSmallGet(ls, ea, size, tag, tid, rid) mfc_get(ls, ea, size, tag, tid, rid) +#define cellDmaWaitTagStatusAll(ignore) mfc_write_tag_mask(ignore) ; mfc_read_tag_status_all() +#endif // DEBUG_DMA + + + + + + + + +#endif // USE_LIBSPE2 +#else // !__SPU__ +//Simulate DMA using memcpy or direct access on non-CELL platforms that don't have DMAs and SPUs (Win32, Mac, Linux etc) +//Potential to add networked simulation using this interface + +#define DMA_TAG(a) (a) +#define DMA_MASK(a) (a) + + /// cellDmaLargeGet Win32 replacements for Cell DMA to allow simulating most of the SPU code (just memcpy) + int cellDmaLargeGet(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid); + int cellDmaGet(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid); + /// cellDmaLargePut Win32 replacements for Cell DMA to allow simulating most of the SPU code (just memcpy) + int cellDmaLargePut(const void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid); + /// cellDmaWaitTagStatusAll Win32 replacements for Cell DMA to allow simulating most of the SPU code (just memcpy) + void cellDmaWaitTagStatusAll(int ignore); + + +#endif //__CELLOS_LV2__ + +///stallingUnalignedDmaSmallGet internally uses DMA_TAG(1) +int stallingUnalignedDmaSmallGet(void *ls, uint64_t ea, uint32_t size); + + +void* cellDmaLargeGetReadOnly(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid); +void* cellDmaGetReadOnly(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid); +void* cellDmaSmallGetReadOnly(void *ls, uint64_t ea, uint32_t size, uint32_t tag, uint32_t tid, uint32_t rid); + + +#endif //FAKE_DMA_H |