From: Geoff Levand <geoffrey.levand@am.sony.com>
Date: Mon, 30 Apr 2007 21:00:50 +0000 (+1000)
Subject: [POWERPC] PS3: Add DABR support
X-Git-Tag: v2.6.22-rc1~358^2~57
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f0a1d024cc2699f4897d611da1d91777cccc530b;p=linux-2.6

[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>
---

diff --git a/arch/powerpc/platforms/ps3/setup.c b/arch/powerpc/platforms/ps3/setup.c
index ac5df9688d..c989493308 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,