diff options
Diffstat (limited to 'pcilib.h')
| -rw-r--r-- | pcilib.h | 20 |
1 files changed, 14 insertions, 6 deletions
@@ -37,6 +37,7 @@ typedef uint8_t pcilib_dma_engine_addr_t; typedef uint8_t pcilib_dma_engine_t; typedef uint64_t pcilib_event_id_t; typedef uint32_t pcilib_event_t; +typedef uint64_t pcilib_timeout_t; typedef enum { PCILIB_HOST_ENDIAN = 0, @@ -70,7 +71,8 @@ typedef enum { typedef enum { PCILIB_DMA_FLAGS_DEFAULT = 0, PCILIB_DMA_FLAG_EOP = 1, - PCILIB_DMA_FLAG_WAIT = 2 + PCILIB_DMA_FLAG_WAIT = 2, + PCILIB_DMA_FLAG_PERMANENT = 4 } pcilib_dma_flags_t; typedef enum { @@ -83,7 +85,8 @@ typedef enum { #define PCILIB_BAR_INVALID ((pcilib_bar_t)-1) #define PCILIB_BAR0 0 #define PCILIB_BAR1 1 -#define PCILIB_DMA_INVALID ((pcilib_dma_engine_t)-1) +#define PCILIB_DMA_ENGINE_INVALID ((pcilib_dma_engine_t)-1) +#define PCILIB_DMA_ENGINE_ADDR_INVALID ((pcilib_dma_engine_addr_t)-1) #define PCILIB_REGISTER_INVALID ((pcilib_register_t)-1) #define PCILIB_ADDRESS_INVALID ((uintptr_t)-1) #define PCILIB_REGISTER_BANK_INVALID ((pcilib_register_bank_t)-1) @@ -99,7 +102,7 @@ typedef enum { #define PCILIB_EVENTS_ALL ((pcilib_event_t)-1) #define PCILIB_EVENT_INVALID ((pcilib_event_t)-1) #define PCILIB_EVENT_ID_INVALID 0 -#define PCILIB_TIMEOUT_INFINITE ((size_t)-1) +#define PCILIB_TIMEOUT_INFINITE ((pcilib_timeout_t)-1) #define PCILIB_TIMEOUT_IMMEDIATE 0 typedef int (*pcilib_dma_callback_t)(void *ctx, pcilib_dma_flags_t flags, size_t bufsize, void *buf); @@ -199,8 +202,13 @@ pcilib_context_t *pcilib_get_implementation_context(pcilib_t *ctx); pcilib_t *pcilib_open(const char *device, pcilib_model_t model); void pcilib_close(pcilib_t *ctx); +int pcilib_start_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, pcilib_dma_flags_t flags); +int pcilib_stop_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, pcilib_dma_flags_t flags); +int pcilib_enable_irq(pcilib_t *ctx, pcilib_dma_flags_t flags); +int pcilib_disable_irq(pcilib_t *ctx, pcilib_dma_flags_t flags); + int pcilib_clear_irq(pcilib_t *ctx, pcilib_irq_source_t source); -int pcilib_wait_irq(pcilib_t *ctx, pcilib_irq_source_t source, size_t timeout, size_t *count); +int pcilib_wait_irq(pcilib_t *ctx, pcilib_irq_source_t source, pcilib_timeout_t timeout, size_t *count); void *pcilib_map_bar(pcilib_t *ctx, pcilib_bar_t bar); void pcilib_unmap_bar(pcilib_t *ctx, pcilib_bar_t bar, void *data); @@ -220,8 +228,8 @@ int pcilib_write_fifo(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, uint8_t f int pcilib_read_fifo(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, uint8_t fifo_size, size_t n, void *buf); int pcilib_skip_dma(pcilib_t *ctx, pcilib_dma_engine_t dma); -int pcilib_stream_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, uintptr_t addr, size_t size, pcilib_dma_flags_t flags, size_t timeout, pcilib_dma_callback_t cb, void *cbattr); -int pcilib_push_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, uintptr_t addr, size_t size, pcilib_dma_flags_t flags, size_t timeout, void *buf, size_t *written_bytes); +int pcilib_stream_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, uintptr_t addr, size_t size, pcilib_dma_flags_t flags, pcilib_timeout_t timeout, pcilib_dma_callback_t cb, void *cbattr); +int pcilib_push_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, uintptr_t addr, size_t size, pcilib_dma_flags_t flags, pcilib_timeout_t timeout, void *buf, size_t *written_bytes); int pcilib_read_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, uintptr_t addr, size_t size, void *buf, size_t *read_bytes); int pcilib_write_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, uintptr_t addr, size_t size, void *buf, size_t *written_bytes); double pcilib_benchmark_dma(pcilib_t *ctx, pcilib_dma_engine_addr_t dma, uintptr_t addr, size_t size, size_t iterations, pcilib_dma_direction_t direction); |