diff options
Diffstat (limited to 'pcilib/pcilib.h')
| -rw-r--r-- | pcilib/pcilib.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/pcilib/pcilib.h b/pcilib/pcilib.h index cfe3e96..3e7cf2b 100644 --- a/pcilib/pcilib.h +++ b/pcilib/pcilib.h @@ -327,22 +327,24 @@ char *pcilib_resolve_bar_address(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr * @param[in,out] ctx - pcilib context * @param[in] bar - the BAR to read, use PCILIB_BAR_DETECT to detect bar by the specified physical address * @param[in] addr - absolute physical address to read or the offset in the specified bar - * @param[in] size - number of bytes to read + * @param[in] access - word size (access width in bytes) + * @param[in] n - number of words to read * @param[out] buf - the read data will be placed in this buffer * @return - error code or 0 on success */ -int pcilib_read(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, size_t size, void *buf); +int pcilib_read(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, uint8_t access, size_t n, void *buf); /** * Performs PIO write to the PCI BAR. The BAR will be automatically mapped and unmapped if necessary. * @param[in,out] ctx - pcilib context * @param[in] bar - the BAR to write, use PCILIB_BAR_DETECT to detect bar by the specified physical address * @param[in] addr - absolute physical address to write or the offset in the specified bar - * @param[in] size - number of bytes to write + * @param[in] access - word size (access width in bytes) + * @param[in] n - number of words to write * @param[out] buf - the pointer to the data to be written * @return - error code or 0 on success */ -int pcilib_write(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, size_t size, void *buf); +int pcilib_write(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, uint8_t access, size_t n, void *buf); /** * Performs PIO read from the PCI BAR. The specified address is treated as FIFO and will be read |