X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=arch%2Fpowerpc%2Fkernel%2Fhead_booke.h;h=95f39f1e68d449036b0206735936513c60533cdc;hb=652e8f8d579d61745094e36b4ff085026a332e73;hp=fce2df988504d6e8962b31656ceec6dceff7ac44;hpb=96e2e6fafaedd83bd899f682907e14d1eec17390;p=deliverable%2Flinux.git

diff --git a/arch/powerpc/kernel/head_booke.h b/arch/powerpc/kernel/head_booke.h
index fce2df988504..95f39f1e68d4 100644
--- a/arch/powerpc/kernel/head_booke.h
+++ b/arch/powerpc/kernel/head_booke.h
@@ -10,6 +10,15 @@
 		mtspr	SPRN_IVOR##vector_number,r26;	\
 		sync
 
+#if (THREAD_SHIFT < 15)
+#define ALLOC_STACK_FRAME(reg, val)			\
+	addi reg,reg,val
+#else
+#define ALLOC_STACK_FRAME(reg, val)			\
+	addis	reg,reg,val@ha;				\
+	addi	reg,reg,val@l
+#endif
+
 #define NORMAL_EXCEPTION_PROLOG						     \
 	mtspr	SPRN_SPRG0,r10;		/* save two registers to work with */\
 	mtspr	SPRN_SPRG1,r11;						     \
@@ -20,7 +29,7 @@
 	beq	1f;							     \
 	mfspr	r1,SPRN_SPRG3;		/* if from user, start at top of   */\
 	lwz	r1,THREAD_INFO-THREAD(r1); /* this thread's kernel stack   */\
-	addi	r1,r1,THREAD_SIZE;					     \
+	ALLOC_STACK_FRAME(r1, THREAD_SIZE);				     \
 1:	subi	r1,r1,INT_FRAME_SIZE;	/* Allocate an exception frame     */\
 	mr	r11,r1;							     \
 	stw	r10,_CCR(r11);          /* save various registers	   */\
@@ -70,10 +79,10 @@
 
 /* only on e500mc/e200 */
 #define DEBUG_STACK_BASE	dbgirq_ctx
-#ifdef CONFIG_PPC_E500MC
-#define DEBUG_SPRG		SPRN_SPRG9
-#else
+#ifdef CONFIG_E200
 #define DEBUG_SPRG		SPRN_SPRG6W
+#else
+#define DEBUG_SPRG		SPRN_SPRG9
 #endif
 
 #define EXC_LVL_FRAME_OVERHEAD	(THREAD_SIZE - INT_FRAME_SIZE - EXC_LVL_SIZE)
@@ -279,7 +288,7 @@ label:
 	lwz	r11,GPR11(r8);						      \
 	mfspr	r8,DEBUG_SPRG;						      \
 									      \
-	RFDI;								      \
+	PPC_RFDI;								      \
 	b	.;							      \
 									      \
 	/* continue normal handling for a debug exception... */		      \