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Code Issues Releases Wiki Activity

spi25.c: Add function to return opcode of passed erase fucntion pointer

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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>
This commit is contained in:
Aarya Chaumal 2022-06-23 16:21:23 +05:30 committed by Thomas Heijligen
parent 2343ad9ffe
commit d41595e207
2 changed files with 13 additions and 0 deletions
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1
include/chipdrivers.h
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@ -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);

12
spi25.c
View File

@ -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);