[flashrom] [PATCH] Kill hardcoded block erase on ICH SPI
Carl-Daniel Hailfinger
c-d.hailfinger.devel.2006 at gmx.net
Mon Nov 23 03:20:10 CET 2009
Kill hardcoded block erase on ICH SPI.
The existing code does not work for all SPI chips, and it just was a
band-aid to cope with locked down chipsets back in a time when there was
no eraseblock infrastructure.
Basically, this unbreaks a few SPI chips on ICH.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006 at gmx.net>
Index: flashrom-ich_spi_no_hardcoded_block_erase/ichspi.c
===================================================================
--- flashrom-ich_spi_no_hardcoded_block_erase/ichspi.c (Revision 769)
+++ flashrom-ich_spi_no_hardcoded_block_erase/ichspi.c (Arbeitskopie)
@@ -658,20 +658,16 @@
int maxdata = 64;
spi_disable_blockprotect();
+ /* Erase first */
+ printf("Erasing flash before programming... ");
+ if (erase_flash(flash)) {
+ fprintf(stderr, "ERASE FAILED!\n");
+ return -1;
+ }
+ printf("done.\n");
printf("Programming page: \n");
-
for (i = 0; i < total_size / erase_size; i++) {
- /* FIMXE: call the chip-specific spi_block_erase_XX instead.
- * For this, we need to add a block erase function to
- * struct flashchip.
- */
- rc = spi_block_erase_d8(flash, i * erase_size, erase_size);
- if (rc) {
- printf("Error erasing block at 0x%x\n", i);
- break;
- }
-
if (spi_controller == SPI_CONTROLLER_VIA)
maxdata = 16;
--
Developer quote of the month:
"We are juggling too many chainsaws and flaming arrows and tigers."
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