sh: Update SH-2 to use the debug trap jump table.

Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>

sh: Update SH-2 to use the debug trap jump table.
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
4aa362bb · Yoshinori Sato · Paul Mundt · 702dd803 · 4aa362bb
Commit 4aa362bb authored Dec 19, 2006 by Yoshinori Sato Committed by Paul Mundt Feb 13, 2007
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arch/sh/kernel/cpu/sh2/entry.S arch/sh/kernel/cpu/sh2/entry.S +4 -6

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--- a/arch/sh/kernel/cpu/sh2/entry.S
+++ b/arch/sh/kernel/cpu/sh2/entry.S
@@ -178,12 +178,10 @@ interrupt_entry:
 8:	.long	do_exception_error
 trap_entry:
-	/* verbose BUG trapa entry check */
+	mov	#0x30,r8
-	mov	#0x3e,r8
+	cmp/ge	r8,r9		! vector 0x20-0x2f is systemcall
-	cmp/ge	r8,r9
+	bt	1f
-	bf/s	1f
+	add	#-0x10,r9	! convert SH2 to SH3/4 ABI
-	 add	#-0x10,r9
-	add	#0x10,r9
 1:	
 	shll2	r9			! TRA
 	mov	#OFF_TRA,r8