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authorMike Smith <msmith@FreeBSD.org>2001-09-15 04:14:31 +0000
committerMike Smith <msmith@FreeBSD.org>2001-09-15 04:14:31 +0000
commitb519f9d660f157c68cfb7d0588dfa316f25aa3e1 (patch)
treec97c02600d9c152e6af7b0b486e743647946121e /sys/dev
parentaa2b4bc4131385401f9840c5c1e71fd9bb94d585 (diff)
Notes
Diffstat (limited to 'sys/dev')
-rw-r--r--sys/dev/acpica/acpi.c10
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