diff options
Diffstat (limited to 'dma.h')
-rw-r--r-- | dma.h | 20 |
1 files changed, 13 insertions, 7 deletions
@@ -17,6 +17,13 @@ typedef struct ScatterGatherEntry ScatterGatherEntry; +struct QEMUSGList { + ScatterGatherEntry *sg; + int nsg; + int nalloc; + size_t size; +}; + #if defined(TARGET_PHYS_ADDR_BITS) typedef target_phys_addr_t dma_addr_t; @@ -32,13 +39,6 @@ struct ScatterGatherEntry { dma_addr_t len; }; -struct QEMUSGList { - ScatterGatherEntry *sg; - int nsg; - int nalloc; - dma_addr_t size; -}; - void qemu_sglist_init(QEMUSGList *qsg, int alloc_hint); void qemu_sglist_add(QEMUSGList *qsg, dma_addr_t base, dma_addr_t len); void qemu_sglist_destroy(QEMUSGList *qsg); @@ -58,4 +58,10 @@ BlockDriverAIOCB *dma_bdrv_read(BlockDriverState *bs, BlockDriverAIOCB *dma_bdrv_write(BlockDriverState *bs, QEMUSGList *sg, uint64_t sector, BlockDriverCompletionFunc *cb, void *opaque); +uint64_t dma_buf_read(uint8_t *ptr, int32_t len, QEMUSGList *sg); +uint64_t dma_buf_write(uint8_t *ptr, int32_t len, QEMUSGList *sg); + +void dma_acct_start(BlockDriverState *bs, BlockAcctCookie *cookie, + QEMUSGList *sg, enum BlockAcctType type); + #endif |