diff options
| -rw-r--r-- | sys/dev/acpica/acpi.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sys/dev/acpica/acpi.c b/sys/dev/acpica/acpi.c index 3edd3f80d102..e5c1194155e7 100644 --- a/sys/dev/acpica/acpi.c +++ b/sys/dev/acpica/acpi.c @@ -786,6 +786,16 @@ acpi_probe_child(ACPI_HANDLE handle, UINT32 level, void *context, void **status) acpi_set_handle(child, handle); /* + * Check that the device is present. If it's not present, + * leave it disabled (so that we have a device_t attached to + * the handle, but we don't probe it). + */ + if (!acpi_DeviceIsPresent(child)) { + device_disable(child); + break; + } + + /* * Get the device's resource settings and attach them. * Note that if the device has _PRS but no _CRS, we need * to decide when it's appropriate to try to configure the |