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| author | Leah Rowe <info@minifree.org> | 2018-03-31 16:34:17 +0100 |
|---|---|---|
| committer | Leah Rowe <info@minifree.org> | 2018-03-31 17:50:51 +0100 |
| commit | 621998ec3aac477e741014bc24aae59e2022a76a (patch) | |
| tree | 2950b7e395b7fa288de68d16760d59b456569dbf /docs/misc/index.md | |
| parent | 00148934cf5f40ee158a761d42f919b2f6545bdb (diff) | |
| download | librebootfr-621998ec3aac477e741014bc24aae59e2022a76a.tar.gz librebootfr-621998ec3aac477e741014bc24aae59e2022a76a.zip | |
intel reg write util: add note about older command on older version of the util
Diffstat (limited to 'docs/misc/index.md')
| -rw-r--r-- | docs/misc/index.md | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/docs/misc/index.md b/docs/misc/index.md index 02e715d8..51c53c2c 100644 --- a/docs/misc/index.md +++ b/docs/misc/index.md @@ -130,6 +130,8 @@ You can set values: sudo intel_reg write 0x00061254 your_value_in_C_hex_format +NOTE: on older versions of this utility, use `intel_reg_write` instead. + The value set has the following structure: bits \[31:16\] is PWM divider. PWM / PWM\_divider = frequency bits \[15:0\] is the duty cycle and determines the portion of the backlight modulation frequency. A @@ -164,6 +166,8 @@ Next this value should be set at boot: either add intel_reg write 0x00061254 <your_ideal_value> +NOTE: on older versions of this utility, use `intel_reg_write` instead. + before exit 0 in /etc/rc.local or create a systemd service file /etc/systemd/system/backlight.service: [Unit] |