diff options
| author | Raul E Rangel <rrangel@chromium.org> | 2021-05-27 15:04:21 -0600 |
|---|---|---|
| committer | Werner Zeh <werner.zeh@siemens.com> | 2021-06-07 05:21:30 +0000 |
| commit | 6d2bc001ea8ee07be94fd25b91423d76918f001c (patch) | |
| tree | 7aae0600be18d6ebc0c4ced09d943ce1b3f7cdde /src/include | |
| parent | fec4db954e44a3fd23fedd2f51189c13c985eee9 (diff) | |
acpi/device: Add ability to generate proper _STA for PowerResource
acpi_device_add_power_res currently generates a `_STA` method hardcoded
to ON. This change enables the ability to generate a `_STA` method that
queries the status of the GPIOs to determine if the power resource is ON
or OFF.
BUG=b:184617186
TEST=Dump SSDT table for guybrush
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I91410556db002c620fd9aaa99981457808da93a5
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55027
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lance Zhao
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/acpi/acpi_device.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/include/acpi/acpi_device.h b/src/include/acpi/acpi_device.h index 301f9b0156..71809eb6d4 100644 --- a/src/include/acpi/acpi_device.h +++ b/src/include/acpi/acpi_device.h @@ -456,6 +456,12 @@ struct acpi_power_res_params { * (_OFF method delay) */ unsigned int stop_off_delay_ms; + + /* Write a _STA method that uses the state of the GPIOs to determine if + * the PowerResource is ON or OFF. If this is false, the _STA method + * will always return ON. + */ + bool use_gpio_for_status; }; /* |