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Code Issues Releases Wiki Activity

writeprotect_ranges.c: add more range functions

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Not all chips follow the same pattern. There are differences in how CMP
bit is treated or in block size used.

Change-Id: Ied7b27be2ee2426af8f473432e2b01a290de2365
Signed-off-by: Sergii Dmytruk <sergii.dmytruk@3mdeb.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/66212
Reviewed-by: Nikolai Artemiev <nartemiev@google.com>
Reviewed-by: Anastasia Klimchuk <aklm@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Sergii Dmytruk
2022-07-25 00:23:25 +03:00
committed by Anastasia Klimchuk
parent 125a328b4d
commit 994de3ae94
4 changed files with 73 additions and 12 deletions
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3
include/chipdrivers.h
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@ -216,5 +216,8 @@ int spi_block_erase_emulation(struct flashctx *flash, unsigned int addr, unsigne
/* writeprotect_ranges.c */
void decode_range_spi25(size_t *start, size_t *len, const struct wp_bits *, size_t chip_len);
void decode_range_spi25_64k_block(size_t *start, size_t *len, const struct wp_bits *, size_t chip_len);
void decode_range_spi25_bit_cmp(size_t *start, size_t *len, const struct wp_bits *, size_t chip_len);
void decode_range_spi25_2x_block(size_t *start, size_t *len, const struct wp_bits *, size_t chip_len);
#endif /* !__CHIPDRIVERS_H__ */

5
include/flash.h
View File

@ -224,8 +224,11 @@ struct reg_bit_info {
struct wp_bits;
enum decode_range_func {
NO_DECODE_RANGE_FUNC = 0, /* 0 indicates no range decode funciton is set. */
NO_DECODE_RANGE_FUNC = 0, /* 0 indicates no range decode function is set. */
DECODE_RANGE_SPI25 = 1,
DECODE_RANGE_SPI25_64K_BLOCK = 2,
DECODE_RANGE_SPI25_BIT_CMP = 3,
DECODE_RANGE_SPI25_2X_BLOCK = 4,
};
typedef void (decode_range_func_t)(size_t *start, size_t *len, const struct wp_bits *, size_t chip_len);