[POWERPC] PS3: Add DABR support

Add PS3 support for the PowerPC processor's Data Address Breakpoint Register
(DABR).

Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/arch/powerpc/platforms/ps3/setup.c b/arch/powerpc/platforms/ps3/setup.c
index ac5df9688dcb..c9894933084f 100644
--- a/arch/powerpc/platforms/ps3/setup.c
+++ b/arch/powerpc/platforms/ps3/setup.c
@@ -137,6 +137,12 @@ early_param("ps3fb", early_parse_ps3fb);
 #define prealloc_ps3fb_videomemory()    do { } while (0)
 #endif
 
+static int ps3_set_dabr(u64 dabr)
+{
+        enum {DABR_USER = 1, DABR_KERNEL = 2,};
+
+        return lv1_set_dabr(dabr, DABR_KERNEL | DABR_USER) ? -1 : 0;
+}
 
 static void __init ps3_setup_arch(void)
 {
@@ -234,6 +240,7 @@ define_machine(ps3) {
         .get_boot_time                  = ps3_get_boot_time,
         .set_rtc_time                   = ps3_set_rtc_time,
         .get_rtc_time                   = ps3_get_rtc_time,
+        .set_dabr                       = ps3_set_dabr,
         .calibrate_decr                 = ps3_calibrate_decr,
         .progress                       = ps3_progress,
         .restart                        = ps3_restart,