Move the definition of data structure and macro into the implement file. Also remove the unneeded header file include statements.
Signed-off-by: Chaoyong He <chaoyong...@corigine.com> Reviewed-by: Niklas Söderlund <niklas.soderl...@corigine.com> --- drivers/net/nfp/nfpcore/nfp_hwinfo.c | 84 +++++++++++++++++++++++++--- drivers/net/nfp/nfpcore/nfp_hwinfo.h | 71 +---------------------- 2 files changed, 77 insertions(+), 78 deletions(-) diff --git a/drivers/net/nfp/nfpcore/nfp_hwinfo.c b/drivers/net/nfp/nfpcore/nfp_hwinfo.c index cee37210b0..25c2262dfc 100644 --- a/drivers/net/nfp/nfpcore/nfp_hwinfo.c +++ b/drivers/net/nfp/nfpcore/nfp_hwinfo.c @@ -17,17 +17,82 @@ * (ie, in this example, ME 39 has been reserved by boardconfig.) */ -#include <stdio.h> -#include <time.h> +#include "nfp_hwinfo.h" -#include "nfp_cpp.h" +#include "nfp_crc.h" #include "nfp_logs.h" -#include "nfp6000/nfp6000.h" #include "nfp_resource.h" -#include "nfp_hwinfo.h" -#include "nfp_crc.h" -static int +#define HWINFO_SIZE_MIN 0x100 + +/* + * The Hardware Info Table defines the properties of the system. + * + * HWInfo v1 Table (fixed size) + * + * 0x0000: uint32_t version Hardware Info Table version (1.0) + * 0x0004: uint32_t size Total size of the table, including the + * CRC32 (IEEE 802.3) + * 0x0008: uint32_t jumptab Offset of key/value table + * 0x000c: uint32_t keys Total number of keys in the key/value table + * NNNNNN: Key/value jump table and string data + * (size - 4): uint32_t crc32 CRC32 (same as IEEE 802.3, POSIX csum, etc) + * CRC32("",0) = ~0, CRC32("a",1) = 0x48C279FE + * + * HWInfo v2 Table (variable size) + * + * 0x0000: uint32_t version Hardware Info Table version (2.0) + * 0x0004: uint32_t size Current size of the data area, excluding CRC32 + * 0x0008: uint32_t limit Maximum size of the table + * 0x000c: uint32_t reserved Unused, set to zero + * NNNNNN: Key/value data + * (size - 4): uint32_t crc32 CRC32 (same as IEEE 802.3, POSIX csum, etc) + * CRC32("",0) = ~0, CRC32("a",1) = 0x48C279FE + * + * If the HWInfo table is in the process of being updated, the low bit of + * version will be set. + * + * HWInfo v1 Key/Value Table + * ------------------------- + * + * The key/value table is a set of offsets to ASCIIZ strings which have + * been strcmp(3) sorted (yes, please use bsearch(3) on the table). + * + * All keys are guaranteed to be unique. + * + * N+0: uint32_t key_1 Offset to the first key + * N+4: uint32_t val_1 Offset to the first value + * N+8: uint32_t key_2 Offset to the second key + * N+c: uint32_t val_2 Offset to the second value + * ... + * + * HWInfo v2 Key/Value Table + * ------------------------- + * + * Packed UTF8Z strings, ie 'key1\000value1\000key2\000value2\000' + * Unsorted. + * + * Note: Only the HwInfo v2 Table be supported now. + */ + +#define NFP_HWINFO_VERSION_1 ('H' << 24 | 'I' << 16 | 1 << 8 | 0 << 1 | 0) +#define NFP_HWINFO_VERSION_2 ('H' << 24 | 'I' << 16 | 2 << 8 | 0 << 1 | 0) +#define NFP_HWINFO_VERSION_UPDATING RTE_BIT32(0) + +struct nfp_hwinfo { + uint8_t start[0]; + + uint32_t version; + uint32_t size; + + /* V2 specific fields */ + uint32_t limit; + uint32_t resv; + + char data[]; +}; + +static bool nfp_hwinfo_is_updating(struct nfp_hwinfo *hwinfo) { return hwinfo->version & NFP_HWINFO_VERSION_UPDATING; @@ -120,7 +185,7 @@ nfp_hwinfo_try_fetch(struct nfp_cpp *cpp, goto exit_free; } - header = (void *)db; + header = (struct nfp_hwinfo *)db; if (nfp_hwinfo_is_updating(header)) goto exit_free; @@ -133,7 +198,8 @@ nfp_hwinfo_try_fetch(struct nfp_cpp *cpp, /* NULL-terminate for safety */ db[*cpp_size] = '\0'; - return (void *)db; + return (struct nfp_hwinfo *)db; + exit_free: rte_free(db); return NULL; diff --git a/drivers/net/nfp/nfpcore/nfp_hwinfo.h b/drivers/net/nfp/nfpcore/nfp_hwinfo.h index 543562779a..c812f10076 100644 --- a/drivers/net/nfp/nfpcore/nfp_hwinfo.h +++ b/drivers/net/nfp/nfpcore/nfp_hwinfo.h @@ -6,76 +6,9 @@ #ifndef __NFP_HWINFO_H__ #define __NFP_HWINFO_H__ -#include <inttypes.h> +#include "nfp_cpp.h" -#define HWINFO_SIZE_MIN 0x100 - -/* - * The Hardware Info Table defines the properties of the system. - * - * HWInfo v1 Table (fixed size) - * - * 0x0000: uint32_t version Hardware Info Table version (1.0) - * 0x0004: uint32_t size Total size of the table, including the - * CRC32 (IEEE 802.3) - * 0x0008: uint32_t jumptab Offset of key/value table - * 0x000c: uint32_t keys Total number of keys in the key/value table - * NNNNNN: Key/value jump table and string data - * (size - 4): uint32_t crc32 CRC32 (same as IEEE 802.3, POSIX csum, etc) - * CRC32("",0) = ~0, CRC32("a",1) = 0x48C279FE - * - * HWInfo v2 Table (variable size) - * - * 0x0000: uint32_t version Hardware Info Table version (2.0) - * 0x0004: uint32_t size Current size of the data area, excluding CRC32 - * 0x0008: uint32_t limit Maximum size of the table - * 0x000c: uint32_t reserved Unused, set to zero - * NNNNNN: Key/value data - * (size - 4): uint32_t crc32 CRC32 (same as IEEE 802.3, POSIX csum, etc) - * CRC32("",0) = ~0, CRC32("a",1) = 0x48C279FE - * - * If the HWInfo table is in the process of being updated, the low bit of - * version will be set. - * - * HWInfo v1 Key/Value Table - * ------------------------- - * - * The key/value table is a set of offsets to ASCIIZ strings which have - * been strcmp(3) sorted (yes, please use bsearch(3) on the table). - * - * All keys are guaranteed to be unique. - * - * N+0: uint32_t key_1 Offset to the first key - * N+4: uint32_t val_1 Offset to the first value - * N+8: uint32_t key_2 Offset to the second key - * N+c: uint32_t val_2 Offset to the second value - * ... - * - * HWInfo v2 Key/Value Table - * ------------------------- - * - * Packed UTF8Z strings, ie 'key1\000value1\000key2\000value2\000' - * Unsorted. - * - * Note: Only the HwInfo v2 Table be supported now. - */ - -#define NFP_HWINFO_VERSION_1 ('H' << 24 | 'I' << 16 | 1 << 8 | 0 << 1 | 0) -#define NFP_HWINFO_VERSION_2 ('H' << 24 | 'I' << 16 | 2 << 8 | 0 << 1 | 0) -#define NFP_HWINFO_VERSION_UPDATING RTE_BIT32(0) - -struct nfp_hwinfo { - uint8_t start[0]; - - uint32_t version; - uint32_t size; - - /* v2 specific fields */ - uint32_t limit; - uint32_t resv; - - char data[]; -}; +struct nfp_hwinfo; struct nfp_hwinfo *nfp_hwinfo_read(struct nfp_cpp *cpp); -- 2.39.1