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yaml --- r: 133278 b: refs/heads/master c: 0197f21 h: refs/heads/master v: v3
git-mirror · Feb 27, 2009 · f417c45 · f417c45
1 parent 0847050
commit f417c45
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Showing 3 changed files with 11 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4f099ebb27211d378304ddcfa507097f5128f5b9
+refs/heads/master: 0197f21ca5c5ed0df2a14a60ef073e8163e6533b
diff --git a/trunk/arch/sh/include/asm/entry-macros.S b/trunk/arch/sh/include/asm/entry-macros.S
@@ -31,3 +31,8 @@
 #endif	
 	.endm
 
+#if defined(CONFIG_CPU_SH2A) || defined(CONFIG_CPU_SH4)
+# define PREF(x)	pref	@x
+#else
+# define PREF(x)	nop
+#endif
diff --git a/trunk/arch/sh/kernel/cpu/sh3/entry.S b/trunk/arch/sh/kernel/cpu/sh3/entry.S
@@ -463,9 +463,11 @@ tlb_miss:
 	sts	pr, k3		! save original pr value in k3
 
 handle_exception:
+	mova	exception_data, k0
+
 	! Setup stack and save DSP context (k0 contains original r15 on return)
 	bsr	prepare_stack_save_dsp
-	 nop
+	 PREF(k0)
 
 	! Save registers / Switch to bank 0
 	mov.l	5f, k2		! vector register address
@@ -556,10 +558,11 @@ ENTRY(handle_interrupt)
 11:
 #endif /* defined(CONFIG_KGDB) */
 	sts	pr, k3		! save original pr value in k3
+	mova	exception_data, k0
 
 	! Setup stack and save DSP context (k0 contains original r15 on return)
 	bsr	prepare_stack_save_dsp
-	 nop
+	 PREF(k0)
 
 	! Save registers / Switch to bank 0
 	bsr	save_regs	! needs original pr value in k3