Add support for getting the time of day on the m4k.

diff --git a/sys/arch/sparc64/dev/prtc.c b/sys/arch/sparc64/dev/prtc.c
index a877994..b7ecb8f 100644 (file)
--- a/sys/arch/sparc64/dev/prtc.c
+++ b/sys/arch/sparc64/dev/prtc.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: prtc.c,v 1.1 2008/03/13 22:46:16 kettenis Exp $       */
+/*     $OpenBSD: prtc.c,v 1.2 2008/07/10 08:58:00 kettenis Exp $       */
 
 /*
  * Copyright (c) 2008 Mark Kettenis
@@ -29,6 +29,7 @@
 
 #include <machine/autoconf.h>
 #include <machine/openfirm.h>
+#include <machine/sparc64.h>
 
 #include <dev/clock_subr.h>
 
@@ -82,11 +83,18 @@ prtc_attach(struct device *parent, struct device *self, void *aux)
 int
 prtc_gettime(todr_chip_handle_t handle, struct timeval *tv)
 {
-       char cmd[32];
        u_int32_t tod = 0;
+       char buf[32];
 
-       snprintf(cmd, sizeof(cmd), "h# %08x unix-gettod", &tod);
-       OF_interpret(cmd, 0);
+       if (OF_getprop(findroot(), "name", buf, sizeof(buf)) > 0 &&
+           strcmp(buf, "SUNW,SPARC-Enterprise") == 0) {
+               tv->tv_sec = prom_opl_get_tod();
+               tv->tv_usec = 0;
+               return (0);
+       }
+
+       snprintf(buf, sizeof(buf), "h# %08x unix-gettod", &tod);
+       OF_interpret(buf, 0);
 
        tv->tv_sec = tod;
        tv->tv_usec = 0;