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>

1 files changed, 4 insertions, 6 deletions

diff --git a/arch/sh/kernel/cpu/sh2/entry.S b/arch/sh/kernel/cpu/sh2/entry.S
index 8de48102ac85..7f7d292f36ec 100644
--- 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     #0x3e,r8
-        cmp/ge  r8,r9
-        bf/s    1f
-         add    #-0x10,r9
-        add     #0x10,r9
+        mov     #0x30,r8
+        cmp/ge  r8,r9           ! vector 0x20-0x2f is systemcall
+        bt      1f
+        add     #-0x10,r9       ! convert SH2 to SH3/4 ABI
 1:      
         shll2   r9                      ! TRA
         mov     #OFF_TRA,r8