diff options
| author | Simon Glass | 2023-08-14 16:40:37 -0600 |
|---|---|---|
| committer | Tom Rini | 2023-08-25 13:54:33 -0400 |
| commit | eb6c71b56282d3054dbffb83793e7d2c6745578e (patch) | |
| tree | 0ad2e2b829a5afca3442eb2f58b09a6fb635b582 /include/cedit.h | |
| parent | bcf2b7202e960e7fb3df8d5e8ed0d6fa00a5a9fa (diff) | |
expo: cedit: Support writing settings to CMOS RAM
Add a command to write cedit settings to CMOS RAM so that it can be
preserved across a reboot. This uses a simple bit-encoding, where each
field has a 'bit position' and a 'bit length' in the schema.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include/cedit.h')
| -rw-r--r-- | include/cedit.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/cedit.h b/include/cedit.h index fe10e6c829c..2970965b5f6 100644 --- a/include/cedit.h +++ b/include/cedit.h @@ -97,4 +97,17 @@ int cedit_write_settings_env(struct expo *exp, bool verbose); */ int cedit_read_settings_env(struct expo *exp, bool verbose); +/** + * cedit_write_settings_cmos() - Write settings to CMOS RAM + * + * Write settings to the defined places in CMOS RAM + * + * @exp: Expo to write settings from + * @dev: UCLASS_RTC device containing space for this information + * Returns 0 if OK, -ve on error + * @verbose: true to print a summary at the end + */ +int cedit_write_settings_cmos(struct expo *exp, struct udevice *dev, + bool verbose); + #endif /* __CEDIT_H */ |