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author | Max Filippov <jcmvbkbc@gmail.com> | 2012-12-11 01:26:23 +0400 |
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committer | Chris Zankel <chris@zankel.net> | 2012-12-18 21:10:25 -0800 |
commit | eab5e7a79d1bb3d607dabf022bfad9f46d1e3ac8 (patch) | |
tree | 9b6c38cd910670a3ba9edb6ea9b9f572763a5c9b /arch/xtensa/kernel/head.S | |
parent | 79fcf52ba0dbcb9888812113df2d7248b41e9af1 (diff) | |
download | linux-eab5e7a79d1bb3d607dabf022bfad9f46d1e3ac8.tar.gz linux-eab5e7a79d1bb3d607dabf022bfad9f46d1e3ac8.tar.bz2 linux-eab5e7a79d1bb3d607dabf022bfad9f46d1e3ac8.zip |
xtensa: initialize CPENABLE SR when core has one
XCHAL_CP_NUM is defined in variant/tie.h and it is not included by
head.S, leaving CPENABLE register uninitialised. XCHAL_HAVE_CP is
defined in variant/core.h to 1 when core has CPENABLE SR.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'arch/xtensa/kernel/head.S')
-rw-r--r-- | arch/xtensa/kernel/head.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/xtensa/kernel/head.S b/arch/xtensa/kernel/head.S index 0cd337a341d9..91d9095284de 100644 --- a/arch/xtensa/kernel/head.S +++ b/arch/xtensa/kernel/head.S @@ -124,7 +124,7 @@ ENTRY(_startup) /* Disable coprocessors. */ -#if XCHAL_CP_NUM > 0 +#if XCHAL_HAVE_CP wsr a0, cpenable #endif |