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| author | Furquan Shaikh <furquan@chromium.org> | 2017-06-11 17:51:28 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2017-06-15 15:17:17 -0700 |
| commit | 7e59da99a2e76c1094b8bce675fb42ca384e7988 (patch) | |
| tree | 5122ceb8633c82ede507b89139e0537efe617584 /include/panic.h | |
| parent | 520f1aff7742afbeba5fb1720d27ac01de728968 (diff) | |
| download | chrome-ec-7e59da99a2e76c1094b8bce675fb42ca384e7988.tar.gz | |
panic: Provide declarations for chip panic data backup/restore
Provide APIs that allow chips to implement their own version of
backing up/restoring panic data to persistent storage.
BUG=b:62076222
BRANCH=None
TEST=make -j buildall
Change-Id: Idda2d55703d4fe7e0a8d6305695fbf4e193b596b
Signed-off-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/530196
Reviewed-by: Mulin Chao <mlchao@nuvoton.com>
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Diffstat (limited to 'include/panic.h')
| -rw-r--r-- | include/panic.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/panic.h b/include/panic.h index a4fbf24b92..57eaf6788f 100644 --- a/include/panic.h +++ b/include/panic.h @@ -170,4 +170,14 @@ void ignore_bus_fault(int ignored); */ struct panic_data *panic_get_data(void); +/** + * Chip-specific implementation for backing up panic data to persistent + * storage. This function is used to ensure that the panic data can survive loss + * of VCC power rail. + * + * There is no generic restore function provided since every chip can decide + * when it is safe to restore panic data during the system initialization step. + */ +void chip_panic_data_backup(void); + #endif /* __CROS_EC_PANIC_H */ |