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59 #include "scic_sds_request.h"
61 #define SCIC_BUILD_DWORD(char_buffer) \
63 ((char_buffer)[0] << 24) \
64 | ((char_buffer)[1] << 16) \
65 | ((char_buffer)[2] << 8) \
66 | ((char_buffer)[3]) \
69 #define sci_cb_make_physical_address(physical_addr, addr_upper, addr_lower) \
70 ((physical_addr) = (addr_lower) | ((u64)addr_upper) << 32)
73 * sci_swab32_cpy - convert between scsi and scu-hardware byte format
74 * @dest: receive the 4-byte endian swapped version of src
75 * @src: word aligned source buffer
77 * scu hardware handles SSP/SMP control, response, and unidentified
78 * frames in "big endian dword" order. Regardless of host endian this
79 * is always a swab32()-per-dword conversion of the standard definition,
80 * i.e. single byte fields swapped and multi-byte fields in little-
83 static inline void sci_swab32_cpy(void *_dest
, void *_src
, ssize_t word_cnt
)
85 u32
*dest
= _dest
, *src
= _src
;
87 while (--word_cnt
>= 0)
88 dest
[word_cnt
] = swab32(src
[word_cnt
]);
91 void *scic_request_get_virt_addr(struct scic_sds_request
*sds_request
,
92 dma_addr_t phys_addr
);
94 dma_addr_t
scic_io_request_get_dma_addr(struct scic_sds_request
*sds_request
,
97 #endif /* _SCI_UTIL_H_ */
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