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flashrom.c: Update check_block_eraser function to use probe opcode

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Update the check_block_eraser function to use probe_opcode to see if the
given block_eraser is supported by the spi master. This will help to get
a real count of usable block_erasers.

Change-Id: I6591a84ae1fe5bc1648051cc30b9393450033852
Signed-off-by: Aarya Chaumal <aarya.chaumal@gmail.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/66717
Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Aarya Chaumal 2022-08-14 23:16:44 +05:30 committed by Edward O'Callaghan
parent ed1126fc42
commit 0f389aea9e
1 changed files with 12 additions and 0 deletions
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12
flashrom.c
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@ -446,6 +446,18 @@ static int check_block_eraser(const struct flashctx *flash, int k, int log)
"eraseblock layout is not defined. ");
return 1;
}
if (flash->mst->buses_supported & BUS_SPI) {
const uint8_t *opcode = spi_get_opcode_from_erasefn(eraser.block_erase);
for (int i = 0; opcode[i]; i++) {
if (!flash->mst->spi.probe_opcode(flash, opcode[i])) {
if (log)
msg_cdbg("block erase function and layout found "
"but SPI master doesn't support the function. ");
return 1;
}
}
}
// TODO: Once erase functions are annotated with allowed buses, check that as well.
return 0;
}