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authorCarl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>2010-07-14 16:19:05 +0000
committerCarl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>2010-07-14 16:19:05 +0000
commit9a795d83fbb8842a271d5e037dc983a57b0419fd (patch)
treea9049f708d0ab7d42d122fecd23855aaa819c5bc /sb600spi.c
parent1748c5701f77ab7164ab3311f37abc356d825ccb (diff)
downloadast2050-flashrom-9a795d83fbb8842a271d5e037dc983a57b0419fd.zip
ast2050-flashrom-9a795d83fbb8842a271d5e037dc983a57b0419fd.tar.gz
Convert SPI chips to partial write
However, wrap the write functions in a compat layer to allow converting the rest of flashrom later. Tested on Intel NM10 by David Hendricks. Corresponding to flashrom svn r1080. Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> Acked-by: Michael Karcher <flashrom@mkarcher.dialup.fu-berlin.de>
Diffstat (limited to 'sb600spi.c')
-rw-r--r--sb600spi.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/sb600spi.c b/sb600spi.c
index b44a585..72181d1 100644
--- a/sb600spi.c
+++ b/sb600spi.c
@@ -48,25 +48,10 @@ int sb600_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len)
return spi_read_chunked(flash, buf, start, len, 8);
}
-/* FIXME: SB600 can write 5 bytes per transaction. */
-int sb600_spi_write_1(struct flashchip *flash, uint8_t *buf)
+int sb600_spi_write_256(struct flashchip *flash, uint8_t *buf, int start, int len)
{
- int total_size = flash->total_size * 1024;
- int result = 0;
-
spi_disable_blockprotect();
- /* Erase first */
- msg_pinfo("Erasing flash before programming... ");
- if (erase_flash(flash)) {
- msg_perr("ERASE FAILED!\n");
- return -1;
- }
- msg_pinfo("done.\n");
-
- msg_pinfo("Programming flash");
- result = spi_write_chunked(flash, buf, 0, total_size, 5);
- msg_pinfo(" done.\n");
- return result;
+ return spi_write_chunked(flash, buf, start, len, 5);
}
static void reset_internal_fifo_pointer(void)
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