diff options
| author | Andrew McRae <amcrae@google.com> | 2023-01-04 09:30:45 +1100 |
|---|---|---|
| committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2023-01-04 00:49:56 +0000 |
| commit | 436af95674cd6722a84799beaa6434d69bb68c84 (patch) | |
| tree | 6ac553e8e08205d72c89179a8972cdfba7439224 | |
| parent | 9d53cabe56d5c33cb3169161f3f8438ab16f45fe (diff) | |
| download | chrome-ec-436af95674cd6722a84799beaa6434d69bb68c84.tar.gz | |
cbi: Check CBI WP latch as well as GSC EEPROM WP
If CONFIG_PLATFORM_EC_EEPROM_CBI_WP is set, check whether
gp_cbi_wp has been set to verify whether EEPROM is
write protected or not.
BUG=b:264209013
TEST=Verify that cbi write works on Nirwen for unlocked system.
BRANCH=none
Change-Id: I06d587675ed2b168a38533c851d9b7a650054dbd
Signed-off-by: Andrew McRae <amcrae@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/4134864
Code-Coverage: Zoss <zoss-cl-coverage@prod.google.com>
Reviewed-by: Keith Short <keithshort@chromium.org>
| -rw-r--r-- | zephyr/shim/src/cbi/cbi_eeprom.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/zephyr/shim/src/cbi/cbi_eeprom.c b/zephyr/shim/src/cbi/cbi_eeprom.c index 9cd0d0a955..f2343ffac8 100644 --- a/zephyr/shim/src/cbi/cbi_eeprom.c +++ b/zephyr/shim/src/cbi/cbi_eeprom.c @@ -45,7 +45,12 @@ static int eeprom_is_write_protected(void) return 0; } +#ifdef CONFIG_PLATFORM_EC_EEPROM_CBI_WP + return gpio_pin_get_dt(GPIO_DT_FROM_ALIAS(gpio_cbi_wp)); +#else + /* GSC controlled write protect */ return write_protect_is_asserted(); +#endif } static int eeprom_store(uint8_t *cbi) |