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| author | Suren A. Chilingaryan <csa@dside.dyndns.org> | 2011-07-18 16:42:51 +0200 |
|---|---|---|
| committer | Suren A. Chilingaryan <csa@dside.dyndns.org> | 2011-07-18 16:42:51 +0200 |
| commit | 9e424252a35879f121e7ea4531a9ab3dda56d595 (patch) | |
| tree | 2cf3dfeceb67eee989a6cc4b20f639baf68748f8 /pcilib.h | |
| parent | e9904116a5b39e47744fb39cc5aad574c8bee03f (diff) | |
| download | pcitool-9e424252a35879f121e7ea4531a9ab3dda56d595.tar.gz pcitool-9e424252a35879f121e7ea4531a9ab3dda56d595.tar.bz2 pcitool-9e424252a35879f121e7ea4531a9ab3dda56d595.tar.xz pcitool-9e424252a35879f121e7ea4531a9ab3dda56d595.zip | |
IRQ acknowledgement support in the engine API
Diffstat (limited to 'pcilib.h')
| -rw-r--r-- | pcilib.h | 11 |
1 files changed, 8 insertions, 3 deletions
@@ -16,7 +16,8 @@ typedef void pcilib_dma_context_t; typedef struct pcilib_dma_api_description_s pcilib_dma_api_description_t; typedef struct pcilib_event_api_description_s pcilib_event_api_description_t; typedef struct pcilib_protocol_description_s pcilib_protocol_description_t; -typedef unsigned int pcilib_irq_source_t; +typedef unsigned int pcilib_irq_hw_source_t; +typedef uint32_t pcilib_irq_source_t; typedef uint8_t pcilib_bar_t; /**< Type holding the PCI Bar number */ typedef uint8_t pcilib_register_t; /**< Type holding the register ID within the Bank */ @@ -99,6 +100,7 @@ typedef enum { #define PCILIB_TIMEOUT_INFINITE ((pcilib_timeout_t)-1) #define PCILIB_TIMEOUT_IMMEDIATE 0 #define PCILIB_TIMEOUT_TRIGGER 0 +#define PCILIB_IRQ_SOURCE_DEFAULT 0 typedef int (*pcilib_dma_callback_t)(void *ctx, pcilib_dma_flags_t flags, size_t bufsize, void *buf); typedef int (*pcilib_event_callback_t)(pcilib_event_t event, pcilib_event_id_t event_id, void *user); @@ -204,11 +206,14 @@ 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); + + // Interrupt API is preliminary and can be significantly changed in future int pcilib_enable_irq(pcilib_t *ctx, pcilib_irq_type_t irq_type, pcilib_dma_flags_t flags); +int pcilib_acknowledge_irq(pcilib_t *ctx, pcilib_irq_type_t irq_type, pcilib_irq_source_t irq_source); 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, pcilib_timeout_t timeout, size_t *count); +int pcilib_wait_irq(pcilib_t *ctx, pcilib_irq_hw_source_t source, pcilib_timeout_t timeout, size_t *count); +int pcilib_clear_irq(pcilib_t *ctx, pcilib_irq_hw_source_t source); void *pcilib_map_bar(pcilib_t *ctx, pcilib_bar_t bar); void pcilib_unmap_bar(pcilib_t *ctx, pcilib_bar_t bar, void *data); |