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authoroharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>2008-08-18 17:07:56 +0000
committeroharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>2008-08-18 17:07:56 +0000
commitd1356149f08a87a52823ab0e096c75846006a594 (patch)
tree60a3572dc38d36bad9cdca8d6641ca2c707bc6ce /src
parent20feb0431a2c86194f8f464dcdf752940723cc5d (diff)
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added error handling to avoid false error messages.
git-svn-id: svn://svn.berlios.de/openocd/trunk@927 b42882b7-edfa-0310-969c-e2dbd0fdcd60
Diffstat (limited to 'src')
-rw-r--r--src/flash/str9x.c31
1 files changed, 25 insertions, 6 deletions
diff --git a/src/flash/str9x.c b/src/flash/str9x.c
index 5e28d307..89f67376 100644
--- a/src/flash/str9x.c
+++ b/src/flash/str9x.c
@@ -262,27 +262,46 @@ int str9x_erase(struct flash_bank_s *bank, int first, int last)
for (i = first; i <= last; i++)
{
+ int retval;
adr = bank->base + bank->sectors[i].offset;
/* erase sectors */
- target_write_u16(target, adr, erase_cmd);
- target_write_u16(target, adr, 0xD0);
+ if ((retval=target_write_u16(target, adr, erase_cmd))!=ERROR_OK)
+ {
+ return retval;
+ }
+ if ((retval=target_write_u16(target, adr, 0xD0))!=ERROR_OK)
+ {
+ return retval;
+ }
/* get status */
- target_write_u16(target, adr, 0x70);
+ if ((retval=target_write_u16(target, adr, 0x70))!=ERROR_OK)
+ {
+ return retval;
+ }
while (1) {
- target_read_u8(target, adr, &status);
+ if ((retval=target_read_u8(target, adr, &status))!=ERROR_OK)
+ {
+ return retval;
+ }
if( status & 0x80 )
break;
usleep(1000);
}
/* clear status, also clear read array */
- target_write_u16(target, adr, 0x50);
+ if ((retval=target_write_u16(target, adr, 0x50))!=ERROR_OK)
+ {
+ return retval;
+ }
/* read array command */
- target_write_u16(target, adr, 0xFF);
+ if ((retval=target_write_u16(target, adr, 0xFF))!=ERROR_OK)
+ {
+ return retval;
+ }
if( status & 0x22 )
{