diff options
Diffstat (limited to 'src/arch/x86')
| -rw-r--r-- | src/arch/x86/acpi_device.c | 9 | ||||
| -rw-r--r-- | src/arch/x86/include/arch/acpi_device.h | 1 |
2 files changed, 10 insertions, 0 deletions
diff --git a/src/arch/x86/acpi_device.c b/src/arch/x86/acpi_device.c index a5984da1d7..48b7fee26c 100644 --- a/src/arch/x86/acpi_device.c +++ b/src/arch/x86/acpi_device.c @@ -166,6 +166,15 @@ const char *acpi_device_path_join(struct device *dev, const char *name) return buf; } +int acpi_device_status(const struct device *dev) +{ + if (!dev->enabled) + return ACPI_STATUS_DEVICE_ALL_OFF; + if (dev->hidden) + return ACPI_STATUS_DEVICE_HIDDEN_ON; + return ACPI_STATUS_DEVICE_ALL_ON; +} + /* ACPI 6.1 section 6.4.3.6: Extended Interrupt Descriptor */ void acpi_device_write_interrupt(const struct acpi_irq *irq) { diff --git a/src/arch/x86/include/arch/acpi_device.h b/src/arch/x86/include/arch/acpi_device.h index 31b97bc09f..2711af5a60 100644 --- a/src/arch/x86/include/arch/acpi_device.h +++ b/src/arch/x86/include/arch/acpi_device.h @@ -66,6 +66,7 @@ const char *acpi_device_name(struct device *dev); const char *acpi_device_path(struct device *dev); const char *acpi_device_scope(struct device *dev); const char *acpi_device_path_join(struct device *dev, const char *name); +int acpi_device_status(const struct device *dev); /* * ACPI Descriptor for extended Interrupt() |