PERFORCE change 48875 for review

[Juli Mallett]

http://perforce.freebsd.org/chv.cgi?CH=48875

Change 48875 by jmallett at jmallett_oingo on 2004/03/13 00:35:23

	Attempt to get some clock code here..

Affected files ...

.. //depot/projects/mips/sys/mips/sgimips/clock.c#4 edit

Differences ...

==== //depot/projects/mips/sys/mips/sgimips/clock.c#4 (text+ko) ====

@@ -28,10 +28,39 @@
 #include <sys/param.h>
 #include <sys/systm.h>
 #include <sys/time.h>
+#include <sys/timetc.h>
+
+#include <machine/cpuinfo.h>
+#include <platform/models.h>
 
+static unsigned
+sgimips_get_timecount(struct timecounter *tc)
+{
+	return (mips_rd_count());
+}
+
+static struct timecounter sgimips_timecounter = {
+	sgimips_get_timecount,
+	NULL,
+	~0,
+	0,
+	"Uninitialized SGIMIPS",
+	1000
+};
+
 void
 cpu_initclocks(void)
 {
+	switch (mach_type) {
+	case MACH_SGI_IP22:
+		sgimips_timecounter.tc_frequency = curcpu()->ci_cpu_freq;
+		sgimips_timecounter.tc_name = "SGI IP22";
+		break;
+	default:
+		panic("cannot init clock for type %d", mach_type);
+	}
+	tc_init(&sgimips_timecounter);
+	mips_wr_status(mips_rd_status() | MIPS_SR_INT_IE | MIPS_INT_MASK_5);
 }
 
 void