[coreboot] r3797 - trunk/util/flashrom
svn at coreboot.org
svn at coreboot.org
Fri Dec 5 03:22:30 CET 2008
Author: stuge
Date: 2008-12-05 03:22:30 +0100 (Fri, 05 Dec 2008)
New Revision: 3797
Modified:
trunk/util/flashrom/flashrom.c
Log:
flashrom: Check if erase succeeds and exit with error on failure.
flashrom used to exit 0 even if erase failed. Not anymore.
Signed-off-by: Peter Stuge <peter at stuge.se>
Acked-by: Stefan Reinauer <stepan at coresystems.de>
Modified: trunk/util/flashrom/flashrom.c
===================================================================
--- trunk/util/flashrom/flashrom.c 2008-12-04 23:42:36 UTC (rev 3796)
+++ trunk/util/flashrom/flashrom.c 2008-12-05 02:22:30 UTC (rev 3797)
@@ -250,6 +250,7 @@
{
uint8_t *buf;
unsigned long size;
+ size_t erasedbytes;
FILE *image;
/* Probe for up to three flash chips. */
struct flashchip *flash, *flashes[3];
@@ -533,13 +534,25 @@
if (erase_it) {
printf("Erasing flash chip... ");
- if (!flash->erase) {
- fprintf(stderr, "Error: flashrom has no erase function for this flash chip.\n");
+ if (NULL == flash->erase) {
+ printf("FAILED!\n");
+ fprintf(stderr, "ERROR: flashrom has no erase function for this flash chip.\n");
return 1;
}
flash->erase(flash);
- printf("done.\n");
- exit(0);
+ if (NULL == flash->read)
+ memcpy(buf, (const char *)flash->virtual_memory, size);
+ else
+ flash->read(flash, buf);
+ for (erasedbytes = 0; erasedbytes <= size; erasedbytes++)
+ if (0xff != buf[erasedbytes]) {
+ printf("FAILED!\n");
+ fprintf(stderr, "ERROR at 0x%08x: Expected=0xff, Read=0x%02x\n",
+ erasedbytes, buf[erasedbytes]);
+ return 1;
+ }
+ printf("SUCCESS.\n");
+ return 0;
} else if (read_it) {
if ((image = fopen(filename, "w")) == NULL) {
perror(filename);
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