Implement BUS_{GET,SET,DELETE}_RESOURCE methods.

1 files changed, 44 insertions, 2 deletions

diff --git a/sys/dev/mca/mca_bus.c b/sys/dev/mca/mca_bus.c
index a2dd456..61aa5be 100644
--- a/sys/dev/mca/mca_bus.c
+++ b/sys/dev/mca/mca_bus.c
@@ -51,7 +51,7 @@
 
 #include <sys/interrupt.h>
 
-#define MAX_COL         79
+#define MAX_COL	 79
 
 static void	mca_reg_print	(device_t, char *, char *, int *);
 
@@ -497,7 +497,45 @@ mca_release_resource (device_t dev, device_t child, int type, int rid,
 {
 	struct mca_device *		m_dev = device_get_ivars(child);
 
-        return (resource_list_release(&(m_dev->rl), dev, child, type, rid, r));
+	return (resource_list_release(&(m_dev->rl), dev, child, type, rid, r));
+}
+
+static int
+mca_get_resource(device_t dev, device_t child, int type, int rid,
+		 u_long *startp, u_long *countp)
+{
+	struct mca_device *		m_dev = device_get_ivars(child);
+	struct resource_list *		rl = &(m_dev->rl);
+	struct resource_list_entry *	rle;
+
+	rle = resource_list_find(rl, type, rid);
+	if (!rle)
+		return ENOENT;
+	
+	*startp = rle->start;
+	*countp = rle->count;
+
+	return (0);
+}
+
+static int
+mca_set_resource(device_t dev, device_t child, int type, int rid,
+		 u_long start, u_long count)
+{
+	struct mca_device *		m_dev = device_get_ivars(child);
+	struct resource_list *		rl = &(m_dev->rl);
+
+	resource_list_add(rl, type, rid, start, start + count - 1, count);
+	return (0);
+}
+
+static void
+mca_delete_resource(device_t dev, device_t child, int type, int rid)
+{
+	struct mca_device *		m_dev = device_get_ivars(child);
+	struct resource_list *		rl = &(m_dev->rl);
+
+	resource_list_delete(rl, type, rid);
 }
 
 static device_method_t mca_methods[] = {
@@ -521,6 +559,10 @@ static device_method_t mca_methods[] = {
 	DEVMETHOD(bus_setup_intr,	bus_generic_setup_intr),
 	DEVMETHOD(bus_teardown_intr,	bus_generic_teardown_intr),     
 
+	DEVMETHOD(bus_set_resource,     mca_set_resource),
+	DEVMETHOD(bus_get_resource,     mca_get_resource),
+	DEVMETHOD(bus_delete_resource,  mca_delete_resource),
+
 	{ 0, 0 }
 };