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author | Aarya Chaumal <aarya.chaumal@gmail.com> | 2022-06-23 16:21:23 +0530 |
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committer | Thomas Heijligen <src@posteo.de> | 2022-06-27 08:53:00 +0000 |
commit | d41595e207107f3716535f6fb128a32db6c2fefa (patch) | |
tree | b5c4c9c349c5d972124803bd1c76958098085f3c | |
parent | 2343ad9ffe0bc1ce45567ff6abcc40f2e4a5f3a7 (diff) | |
download | flashrom-d41595e207107f3716535f6fb128a32db6c2fefa.tar.gz flashrom-d41595e207107f3716535f6fb128a32db6c2fefa.tar.bz2 flashrom-d41595e207107f3716535f6fb128a32db6c2fefa.zip |
spi25.c: Add function to return opcode of passed erase fucntion pointer
There is a function, spi_get_erasefn_from_opcode, which returns the
erase function for given opcode. Add a function which does the opposite
i.e. returns the opcode for given erase function.
Change-Id: Ia3aefc9b9465efdd16b1678bb2ada9a23f00d316
Signed-off-by: Aarya Chaumal <aarya.chaumal@gmail.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/65355
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Thomas Heijligen <src@posteo.de>
-rw-r--r-- | include/chipdrivers.h | 1 | ||||
-rw-r--r-- | spi25.c | 12 |
2 files changed, 13 insertions, 0 deletions
diff --git a/include/chipdrivers.h b/include/chipdrivers.h index 2ef7f183..61d43c9f 100644 --- a/include/chipdrivers.h +++ b/include/chipdrivers.h @@ -53,6 +53,7 @@ int spi_block_erase_d8(struct flashctx *flash, unsigned int addr, unsigned int b int spi_block_erase_db(struct flashctx *flash, unsigned int addr, unsigned int blocklen); int spi_block_erase_dc(struct flashctx *flash, unsigned int addr, unsigned int blocklen); erasefunc_t *spi_get_erasefn_from_opcode(uint8_t opcode); +uint8_t spi_get_opcode_from_erasefn(erasefunc_t *func); int spi_chip_write_1(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len); int spi_nbyte_read(struct flashctx *flash, unsigned int addr, uint8_t *bytes, unsigned int len); int spi_read_chunked(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len, unsigned int chunksize); @@ -651,6 +651,18 @@ erasefunc_t *spi_get_erasefn_from_opcode(uint8_t opcode) return NULL; } +uint8_t spi_get_opcode_from_erasefn(erasefunc_t *func) +{ + size_t i; + for (i = 0; i < ARRAY_SIZE(function_opcode_list); i++) { + if (function_opcode_list[i].func == func) + return function_opcode_list[i].opcode; + } + msg_cinfo("%s: unknown erase function (0x%p). Please report " + "this at flashrom@flashrom.org\n", __func__, func); + return 0x00; //Assuming 0x00 is not a erase function opcode +} + static int spi_nbyte_program(struct flashctx *flash, unsigned int addr, const uint8_t *bytes, unsigned int len) { const bool native_4ba = flash->chip->feature_bits & FEATURE_4BA_WRITE && spi_master_4ba(flash); |