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authorJohannes Weiner <jw@emlix.com>2009-03-04 16:21:31 +0100
committerChris Zankel <chris@zankel.net>2009-04-02 23:41:50 -0700
commite5083a63b6a8546c5fe1e571fe529e3939787ec2 (patch)
tree5c11db5b0a924f8bcfc404c202630d37ccfd7c3c /arch/xtensa/kernel/vectors.S
parent7789f89af9e8e426d7a7f173cf465a4fcadba7dd (diff)
xtensa: nommu support
Add support for !CONFIG_MMU setups. Signed-off-by: Johannes Weiner <jw@emlix.com> Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'arch/xtensa/kernel/vectors.S')
-rw-r--r--arch/xtensa/kernel/vectors.S4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/xtensa/kernel/vectors.S b/arch/xtensa/kernel/vectors.S
index eb2d7bb69ee0..74a7518faf16 100644
--- a/arch/xtensa/kernel/vectors.S
+++ b/arch/xtensa/kernel/vectors.S
@@ -309,6 +309,7 @@ ENTRY(_DoubleExceptionVector)
* All other exceptions are unexpected and thus unrecoverable!
*/
+#ifdef CONFIG_MMU
.extern fast_second_level_miss_double_kernel
.Lksp: /* a0: a0, a1: a1, a2: a2, a3: trashed, depc: depc, excsave: a3 */
@@ -319,6 +320,9 @@ ENTRY(_DoubleExceptionVector)
bnez a3, .Lunrecoverable
1: movi a3, fast_second_level_miss_double_kernel
jx a3
+#else
+.equ .Lksp, .Lunrecoverable
+#endif
/* Critical! We can't handle this situation. PANIC! */