misc: apanic: bad block handling

Add bad block handling in apanic

Signed-off-by: Tom Zhu <ling.zhu@motorola.com>
Signed-off-by: San Mehat <san@google.com>

misc: apanic: Improved bad-block / watchdog handling

1. handle cases that there is no more good blocks
2. touch softlockup watchdog at the start of apanic
3. change unsigned char get_bb() to unsigned int get_bb()
4. return idx instead of rc2, to keep the previous written pages.

Signed-off-by: Tom Zhu <ling.zhu@motorola.com>
Signed-off-by: San Mehat <san@google.com>
1 file changed