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authorCarl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>2009-10-01 13:16:32 +0000
committerCarl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>2009-10-01 13:16:32 +0000
commitde75a5ed7f0f1b05e32a97423723db7a0719a2f2 (patch)
treee94909e0b3b7bd53dcee2d46ce51d1423d0483f5
parent4010712033b988f0be85f790982a12bb4010094b (diff)
downloadast2050-flashrom-de75a5ed7f0f1b05e32a97423723db7a0719a2f2.zip
ast2050-flashrom-de75a5ed7f0f1b05e32a97423723db7a0719a2f2.tar.gz
Introduce proper error checking for SPI programming
Corresponding to flashrom svn r739. Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> Acked-by: Stefan Reinauer <stepan@coresystems.de>
-rw-r--r--sb600spi.c12
-rw-r--r--spi.c6
2 files changed, 10 insertions, 8 deletions
diff --git a/sb600spi.c b/sb600spi.c
index 5965b3b..87f1cc1 100644
--- a/sb600spi.c
+++ b/sb600spi.c
@@ -48,9 +48,9 @@ int sb600_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len)
/* FIXME: SB600 can write 5 bytes per transaction. */
int sb600_spi_write_1(struct flashchip *flash, uint8_t *buf)
{
- int rc = 0, i;
+ int i;
int total_size = flash->total_size * 1024;
- int result;
+ int result = 0;
spi_disable_blockprotect();
/* Erase first */
@@ -63,10 +63,10 @@ int sb600_spi_write_1(struct flashchip *flash, uint8_t *buf)
printf("Programming flash");
for (i = 0; i < total_size; i++, buf++) {
- result = spi_byte_program(i, *buf);
+ result = spi_nbyte_program(i, buf, 1);
if (result) {
- // spi_byte_program reported the error for us already
- printf_debug("... continuing anyway.\n");
+ fprintf(stderr, "Write error!\n");
+ return result;
}
/* wait program complete. */
@@ -76,7 +76,7 @@ int sb600_spi_write_1(struct flashchip *flash, uint8_t *buf)
;
}
printf(" done.\n");
- return rc;
+ return result;
}
static void reset_internal_fifo_pointer(void)
diff --git a/spi.c b/spi.c
index 8b3f6d9..cfb6966 100644
--- a/spi.c
+++ b/spi.c
@@ -970,7 +970,7 @@ int spi_chip_read(struct flashchip *flash, uint8_t *buf, int start, int len)
int spi_chip_write_1(struct flashchip *flash, uint8_t *buf)
{
int total_size = 1024 * flash->total_size;
- int i;
+ int i, result = 0;
spi_disable_blockprotect();
/* Erase first */
@@ -981,7 +981,9 @@ int spi_chip_write_1(struct flashchip *flash, uint8_t *buf)
}
printf("done.\n");
for (i = 0; i < total_size; i++) {
- spi_byte_program(i, buf[i]);
+ result = spi_byte_program(i, buf[i]);
+ if (result)
+ return 1;
while (spi_read_status_register() & JEDEC_RDSR_BIT_WIP)
programmer_delay(10);
}
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