svn commit: r222239 - head/sys/powerpc/ps3
Nathan Whitehorn
nwhitehorn at FreeBSD.org
Tue May 24 02:19:45 UTC 2011
Author: nwhitehorn
Date: Tue May 24 02:19:45 2011
New Revision: 222239
URL: http://svn.freebsd.org/changeset/base/222239
Log:
Add RTC support for the LV1 clock on the PS3. The hypervisor won't let us
set it, but it's better than nothing.
Modified:
head/sys/powerpc/ps3/ps3bus.c
Modified: head/sys/powerpc/ps3/ps3bus.c
==============================================================================
--- head/sys/powerpc/ps3/ps3bus.c Tue May 24 01:08:53 2011 (r222238)
+++ head/sys/powerpc/ps3/ps3bus.c Tue May 24 02:19:45 2011 (r222239)
@@ -31,6 +31,7 @@
#include <sys/module.h>
#include <sys/malloc.h>
#include <sys/bus.h>
+#include <sys/clock.h>
#include <sys/cpu.h>
#include <sys/resource.h>
#include <sys/rman.h>
@@ -46,6 +47,7 @@
#include "ps3bus.h"
#include "ps3-hvcall.h"
#include "iommu_if.h"
+#include "clock_if.h"
static void ps3bus_identify(driver_t *, device_t);
static int ps3bus_probe(device_t);
@@ -63,6 +65,8 @@ static int ps3_iommu_map(device_t dev, b
bus_size_t boundary, void *cookie);
static int ps3_iommu_unmap(device_t dev, bus_dma_segment_t *segs,
int nsegs, void *cookie);
+static int ps3_gettime(device_t dev, struct timespec *ts);
+static int ps3_settime(device_t dev, struct timespec *ts);
struct ps3bus_devinfo {
int bus;
@@ -106,6 +110,10 @@ static device_method_t ps3bus_methods[]
DEVMETHOD(iommu_map, ps3_iommu_map),
DEVMETHOD(iommu_unmap, ps3_iommu_unmap),
+ /* Clock interface */
+ DEVMETHOD(clock_gettime, ps3_gettime),
+ DEVMETHOD(clock_settime, ps3_settime),
+
{ 0, 0 }
};
@@ -312,6 +320,8 @@ ps3bus_attach(device_t self)
device_set_ivars(cdev, dinfo);
}
}
+
+ clock_register(self, 1000);
return (bus_generic_attach(self));
}
@@ -551,7 +561,6 @@ ps3_iommu_map(device_t dev, bus_dma_segm
return (0);
}
-
static int
ps3_iommu_unmap(device_t dev, bus_dma_segment_t *segs, int nsegs, void *cookie)
{
@@ -559,3 +568,26 @@ ps3_iommu_unmap(device_t dev, bus_dma_se
return (0);
}
+#define Y2K 946684800
+
+static int
+ps3_gettime(device_t dev, struct timespec *ts)
+{
+ uint64_t rtc, tb;
+ int result;
+
+ result = lv1_get_rtc(&rtc, &tb);
+ if (result)
+ return (result);
+
+ ts->tv_sec = rtc + Y2K;
+ ts->tv_nsec = 0;
+ return (0);
+}
+
+static int
+ps3_settime(device_t dev, struct timespec *ts)
+{
+ return (-1);
+}
+
More information about the svn-src-head
mailing list