aboutsummaryrefslogtreecommitdiff
path: root/arch/openrisc/kernel
diff options
context:
space:
mode:
authorStefan Kristiansson <stefan.kristiansson@saunalahti.fi>2012-10-12 09:38:18 +0300
committerJonas Bonn <jonas@southpole.se>2013-02-10 18:55:46 +0100
commit54bd7c510ba027763130eaeb09004ef5780c06e6 (patch)
tree27dcab76dc8803eaedb2f623acdc27a43b20b1af /arch/openrisc/kernel
parent1dd2ad7f2b414805de2020d5bf2d5adc3cf6243c (diff)
downloadlinux-54bd7c510ba027763130eaeb09004ef5780c06e6.tar.gz
openrisc: avoid using function parameter regs in reset vector
The kernel might be invoked through the reset vector, so to preserve parameters passed to it, temp regs that are not in the function parameter range needs to be used. Signed-off-by: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi> Signed-off-by: Jonas Bonn <jonas@southpole.se>
Diffstat (limited to 'arch/openrisc/kernel')
-rw-r--r--arch/openrisc/kernel/head.S6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/openrisc/kernel/head.S b/arch/openrisc/kernel/head.S
index 1088b5fca3b..46aa940ebd2 100644
--- a/arch/openrisc/kernel/head.S
+++ b/arch/openrisc/kernel/head.S
@@ -291,9 +291,9 @@
/* Jump to .init code at _start which lives in the .head section
* and will be discarded after boot.
*/
- LOAD_SYMBOL_2_GPR(r4, _start)
- tophys (r3,r4) /* MMU disabled */
- l.jr r3
+ LOAD_SYMBOL_2_GPR(r15, _start)
+ tophys (r13,r15) /* MMU disabled */
+ l.jr r13
l.nop
/* ---[ 0x200: BUS exception ]------------------------------------------- */