diff options
Diffstat (limited to 'pcilib.h')
| -rw-r--r-- | pcilib.h | 59 |
1 files changed, 57 insertions, 2 deletions
@@ -3,8 +3,16 @@ #define PCILIB_MAX_BANKS 6 +#include <time.h> #include <stdint.h> +#ifndef __timespec_defined +struct timespec { + time_t tv_sec; + long tv_nsec; +}; +#endif /* __timespec_defined */ + #define pcilib_memcpy pcilib_memcpy32 #define pcilib_datacpy pcilib_datacpy32 @@ -17,6 +25,9 @@ typedef uint8_t pcilib_register_bank_t; /**< Type holding the register bank num typedef uint8_t pcilib_register_bank_addr_t; /**< Type holding the register bank number */ typedef uint8_t pcilib_register_size_t; /**< Type holding the size in bits of the register */ typedef uint32_t pcilib_register_value_t; /**< Type holding the register value */ +typedef uint64_t pcilib_event_id_t; + +typedef uint32_t pcilib_event_t; typedef enum { PCILIB_LITTLE_ENDIAN = 0, @@ -35,12 +46,15 @@ typedef enum { PCILIB_REGISTER_RW = 3 } pcilib_register_mode_t; - typedef enum { PCILIB_DEFAULT_PROTOCOL, IPECAMERA_REGISTER_PROTOCOL } pcilib_register_protocol_t; +typedef enum { + PCILIB_EVENT_DATA +} pcilib_event_data_type_t; + #define PCILIB_BAR_DETECT ((pcilib_bar_t)-1) #define PCILIB_REGISTER_INVALID ((pcilib_register_t)-1) #define PCILIB_ADDRESS_INVALID ((uintptr_t)-1) @@ -49,6 +63,7 @@ typedef enum { #define PCILIB_REGISTER_BANK1 1 #define PCILIB_REGISTER_BANK2 2 #define PCILIB_REGISTER_BANK3 3 +#define PCILIB_ALL_EVENTS ((pcilib_event_t)-1) typedef struct { pcilib_register_bank_addr_t addr; @@ -69,6 +84,7 @@ typedef struct { typedef struct { pcilib_register_addr_t addr; + pcilib_register_size_t offset; pcilib_register_size_t bits; pcilib_register_value_t defvalue; pcilib_register_mode_t mode; @@ -93,10 +109,28 @@ typedef struct { int (*write)(pcilib_t *ctx, pcilib_register_bank_description_t *bank, pcilib_register_addr_t addr, uint8_t bits, pcilib_register_value_t value); } pcilib_protocol_description_t; + +typedef int (*pcilib_callback_t)(pcilib_event_t event, pcilib_event_id_t event_id, void *user); + +typedef struct { + void *(*init)(pcilib_t *ctx); + void (*free)(void *ctx); + + int (*reset)(void *ctx); + + int (*start)(void *ctx, pcilib_event_t event_mask, pcilib_callback_t callback, void *user); + int (*stop)(void *ctx); + int (*trigger)(void *ctx, pcilib_event_t event, size_t trigger_size, void *trigger_data); + void* (*get_data)(void *ctx, pcilib_event_id_t event_id, pcilib_event_data_type_t data_type, size_t *size); + int (*return_data)(void *ctx, pcilib_event_id_t event_id); +} pcilib_event_api_description_t; + typedef struct { pcilib_register_description_t *registers; pcilib_register_bank_description_t *banks; pcilib_register_range_t *ranges; + + pcilib_event_api_description_t *event_api; } pcilib_model_description_t; #ifndef _PCILIB_PCI_C @@ -112,7 +146,8 @@ void pcilib_close(pcilib_t *ctx); void *pcilib_map_bar(pcilib_t *ctx, pcilib_bar_t bar); void pcilib_unmap_bar(pcilib_t *ctx, pcilib_bar_t bar, void *data); -char *pcilib_resolve_register_address(pcilib_t *ctx, uintptr_t addr); +char *pcilib_resolve_register_address(pcilib_t *ctx, uintptr_t addr); +char *pcilib_resolve_data_space(pcilib_t *ctx, uintptr_t addr, size_t *size); pcilib_register_bank_t pcilib_find_bank(pcilib_t *ctx, const char *bank); pcilib_register_t pcilib_find_register(pcilib_t *ctx, const char *bank, const char *reg); @@ -127,4 +162,24 @@ int pcilib_write_register_by_id(pcilib_t *ctx, pcilib_register_t reg, pcilib_reg int pcilib_read_register(pcilib_t *ctx, const char *bank, const char *regname, pcilib_register_value_t *value); int pcilib_write_register(pcilib_t *ctx, const char *bank, const char *regname, pcilib_register_value_t value); +int pcilib_reset(pcilib_t *ctx); +int pcilib_start(pcilib_t *ctx, pcilib_event_t event_mask, void *callback, void *user); +int pcilib_stop(pcilib_t *ctx); + +int pcilib_trigger(pcilib_t *ctx, pcilib_event_t event, size_t trigger_size, void *trigger_data); + +void *pcilib_get_data(pcilib_t *ctx, pcilib_event_id_t event_id, pcilib_event_data_type_t data_type, size_t *size); +/* + * This function is provided to find potentially corrupted data. If the data is overwritten by + * the time return_data is called it will return error. + */ +int pcilib_return_data(pcilib_t *ctx, pcilib_event_id_t event_id); + +/* + * @param data - will be allocated and shuld be freed if NULL, otherwise used and size should contain correct size. + * In case of failure the content of data is undefined. + * @param timeout - will be autotriggered if NULL + */ +int pcilib_grab(pcilib_t *ctx, pcilib_event_t event_mask, size_t *size, void **data, const struct timespec *timeout); + #endif /* _PCITOOL_PCILIB_H */ |