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* @param[in,out] ctx - pcilib context
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* @param[in] bar - the BAR to read, use PCILIB_BAR_DETECT to detect bar by the specified physical address
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* @param[in] addr - absolute physical address to read or the offset in the specified bar
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* @param[in] size - number of bytes to read
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* @param[in] access - word size (access width in bytes)
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* @param[in] n - number of words to read
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* @param[out] buf - the read data will be placed in this buffer
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* @return - error code or 0 on success
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int pcilib_read(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, size_t size, void *buf);
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int pcilib_read(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, uint8_t access, size_t n, void *buf);
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* Performs PIO write to the PCI BAR. The BAR will be automatically mapped and unmapped if necessary.
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* @param[in,out] ctx - pcilib context
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* @param[in] bar - the BAR to write, use PCILIB_BAR_DETECT to detect bar by the specified physical address
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* @param[in] addr - absolute physical address to write or the offset in the specified bar
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* @param[in] size - number of bytes to write
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* @param[in] access - word size (access width in bytes)
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* @param[in] n - number of words to write
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* @param[out] buf - the pointer to the data to be written
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* @return - error code or 0 on success
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int pcilib_write(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, size_t size, void *buf);
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int pcilib_write(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, uint8_t access, size_t n, void *buf);
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* Performs PIO read from the PCI BAR. The specified address is treated as FIFO and will be read
added
removed
pcilib/pcilib.h
