summaryrefslogtreecommitdiff
path: root/sys/arch/powerpc/mac/uni_n.c
diff options
context:
space:
mode:
Diffstat (limited to 'sys/arch/powerpc/mac/uni_n.c')
-rw-r--r--sys/arch/powerpc/mac/uni_n.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/sys/arch/powerpc/mac/uni_n.c b/sys/arch/powerpc/mac/uni_n.c
new file mode 100644
index 00000000000..545d186c326
--- /dev/null
+++ b/sys/arch/powerpc/mac/uni_n.c
@@ -0,0 +1,33 @@
+/* $OpenBSD: uni_n.c,v 1.1 2000/10/16 00:18:01 drahn Exp $ */
+
+
+/* put BSD copyright here */
+
+#include <sys/param.h>
+#include <sys/device.h>
+#include <machine/bus.h>
+
+#include <dev/ofw/openfirm.h>
+
+void
+uni_n_config(int handle)
+{
+ char name[20];
+ char *baseaddr;
+ int *ctladdr;
+ u_int32_t address;
+ if (OF_getprop(handle, "name", name, sizeof name) > 0) {
+ /* sanity test */
+ if (!strcmp (name, "uni-n")) {
+ if (OF_getprop(handle, "reg", &address,
+ sizeof address) > 0)
+ {
+ printf("found uni-n at address %x\n", address);
+ baseaddr = mapiodev(address, NBPG);
+ ctladdr = (void*)(baseaddr + 0x20);
+ *ctladdr |= 0x02;
+ }
+ }
+ }
+ return;
+}