initial import of NetBSD tree

1 files changed, 32 insertions, 0 deletions

diff --git a/sys/arch/sun3/stand/libsa/devopen.c b/sys/arch/sun3/stand/libsa/devopen.c
new file mode 100644
index 00000000000..e876ddaa092
--- /dev/null
+++ b/sys/arch/sun3/stand/libsa/devopen.c
@@ -0,0 +1,32 @@
+
+#include <sys/param.h>
+#include <machine/mon.h>
+#include <stand.h>
+#include "promboot.h"
+
+/*
+ * Open the device named by the combined device/file name
+ * given as the "fname" arg, something like: "sd()netbsd"
+ *
+ * However, Sun PROMs don't really let you choose which
+ * device you will talk to.  You can only open the device
+ * that was used to load the boot program.  Therefore, we
+ * do not accept a "device" part in the "fname" string.
+ * Pass the PROM device name to open in case it needs it.
+ */
+int
+devopen(f, fname, file)
+	struct open_file *f;
+	const char *fname;
+	char **file;
+{
+	struct devsw *dp;
+	int error;
+
+	*file = (char*)fname;
+	dp = &devsw[0];
+	f->f_dev = dp;
+	error = (*dp->dv_open)(f, prom_bootdev);
+
+	return (error);
+}