diff options
Diffstat (limited to 'source/nds/dma_adj.c')
-rw-r--r-- | source/nds/dma_adj.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/source/nds/dma_adj.c b/source/nds/dma_adj.c new file mode 100644 index 0000000..8b6f9ad --- /dev/null +++ b/source/nds/dma_adj.c @@ -0,0 +1,26 @@ +#include "ds2_malloc.h" +#include "dma_adj.h" + +#ifdef DS2_DMA + +struct SPointerAdjustments PtrAdj; + +void* AlignedMalloc (unsigned int Size, unsigned int Alignment, unsigned int* Adjustment) +{ + if (Alignment == 0) Alignment = 1; + + unsigned char* result = (unsigned char*) malloc(Size + Alignment); + if (!result) { + return result; + } else { + *Adjustment = Alignment - ((unsigned int) result & (Alignment - 1)); + return (void*) (result + *Adjustment); + } +} + +void AlignedFree (void* Memory, unsigned int Adjustment) +{ + free((void*) ((unsigned char*) Memory - Adjustment)); +} + +#endif // DS2_DMA |