From fce885d9ec3fe590ad8eed2d2ca961c14a601202 Mon Sep 17 00:00:00 2001
From: Thom Johansen <thomj@rockbox.org>
Date: Mon, 20 Mar 2006 00:39:19 +0000
Subject: Turns out there's a processor mode actually called 'undefined'. Set
 up a stack for this as well.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9125 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/crt0.S | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/firmware/crt0.S b/firmware/crt0.S
index e7210e6d78..e8ccede187 100644
--- a/firmware/crt0.S
+++ b/firmware/crt0.S
@@ -291,9 +291,11 @@ boot_table:
     ldr    r12, =0x70002800 /* IISCONFIG */
     ldr    r11, =p
 #endif
-    /* Let abort mode use IRQ stack */
+    /* Let abort and undefined modes use IRQ stack */
     msr    cpsr_c, #0xd7
     ldr    sp, =irq_stack
+    msr    cpsr_c, #0xdb
+    ldr    sp, =irq_stack
     /* Switch to supervisor mode */
     msr    cpsr_c, #0xd3
     ldr    sp, =stackend
-- 
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