Add the ability to disable agp devices at the loader prompt. Usage is

    hint.agp.0.disabled="1"

Submitted by:	jhb

7 files changed, 14 insertions, 0 deletions

diff --git a/sys/dev/agp/agp_ali.c b/sys/dev/agp/agp_ali.c
index fc99574..c455ed3 100644
--- a/sys/dev/agp/agp_ali.c
+++ b/sys/dev/agp/agp_ali.c
@@ -80,6 +80,8 @@ agp_ali_probe(device_t dev)
 {
 	const char *desc;
 
+	if (resource_disabled("agp", device_get_unit(dev)))
+		return (ENXIO);
 	desc = agp_ali_match(dev);
 	if (desc) {
 		device_verbose(dev);
diff --git a/sys/dev/agp/agp_amd.c b/sys/dev/agp/agp_amd.c
index 37bd11d..2b6072a 100644
--- a/sys/dev/agp/agp_amd.c
+++ b/sys/dev/agp/agp_amd.c
@@ -207,6 +207,8 @@ agp_amd_probe(device_t dev)
 {
 	const char *desc;
 
+	if (resource_disabled("agp", device_get_unit(dev)))
+		return (ENXIO);
 	desc = agp_amd_match(dev);
 	if (desc) {
 		device_verbose(dev);
diff --git a/sys/dev/agp/agp_i810.c b/sys/dev/agp/agp_i810.c
index b79ce13..9210247 100644
--- a/sys/dev/agp/agp_i810.c
+++ b/sys/dev/agp/agp_i810.c
@@ -183,6 +183,8 @@ agp_i810_probe(device_t dev)
 {
 	const char *desc;
 
+	if (resource_disabled("agp", device_get_unit(dev)))
+		return (ENXIO);
 	desc = agp_i810_match(dev);
 	if (desc) {
 		device_t bdev;
diff --git a/sys/dev/agp/agp_intel.c b/sys/dev/agp/agp_intel.c
index 4414a7b..4c6f651 100644
--- a/sys/dev/agp/agp_intel.c
+++ b/sys/dev/agp/agp_intel.c
@@ -127,6 +127,8 @@ agp_intel_probe(device_t dev)
 {
 	const char *desc;
 
+	if (resource_disabled("agp", device_get_unit(dev)))
+		return (ENXIO);
 	desc = agp_intel_match(dev);
 	if (desc) {
 		device_verbose(dev);
diff --git a/sys/dev/agp/agp_nvidia.c b/sys/dev/agp/agp_nvidia.c
index ad1495f..cc6ac2c 100644
--- a/sys/dev/agp/agp_nvidia.c
+++ b/sys/dev/agp/agp_nvidia.c
@@ -116,6 +116,8 @@ agp_nvidia_probe (device_t dev)
 {
 	const char *desc;
 
+	if (resource_disabled("agp", device_get_unit(dev)))
+		return (ENXIO);
 	desc = agp_nvidia_match(dev);
 	if (desc) {
 		device_verbose(dev);
diff --git a/sys/dev/agp/agp_sis.c b/sys/dev/agp/agp_sis.c
index 6d8f42b..33100ac 100644
--- a/sys/dev/agp/agp_sis.c
+++ b/sys/dev/agp/agp_sis.c
@@ -82,6 +82,8 @@ agp_sis_probe(device_t dev)
 {
 	const char *desc;
 
+	if (resource_disabled("agp", device_get_unit(dev)))
+		return (ENXIO);
 	desc = agp_sis_match(dev);
 	if (desc) {
 		device_verbose(dev);
diff --git a/sys/dev/agp/agp_via.c b/sys/dev/agp/agp_via.c
index 00e4892..e6cd94a 100644
--- a/sys/dev/agp/agp_via.c
+++ b/sys/dev/agp/agp_via.c
@@ -90,6 +90,8 @@ agp_via_probe(device_t dev)
 {
 	const char *desc;
 
+	if (resource_disabled("agp", device_get_unit(dev)))
+		return (ENXIO);
 	desc = agp_via_match(dev);
 	if (desc) {
 		device_verbose(dev);