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ARM: socfpga: enable big endian for secondary core(s)

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Update the secondary code to allow the secondary boot to work when the
system is running big endian.

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
This commit is contained in:
Ben Dooks 2015-03-25 11:27:47 +00:00 committed by Dinh Nguyen
parent 6ef4e47926
commit bf55e0a48f
1 changed files with 4 additions and 1 deletions
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5
arch/arm/mach-socfpga/headsmp.S
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@ -10,6 +10,7 @@
#include <linux/linkage.h>
#include <linux/init.h>
#include <asm/memory.h>
#include <asm/assembler.h>
.arch armv7-a
@ -18,12 +19,14 @@ ENTRY(secondary_trampoline)
* Thus, we can just subtract the PAGE_OFFSET to get the physical
* address of &cpu1start_addr. This would not work for platforms
* where the physical memory does not start at 0x0.
*/
*/
ARM_BE8(setend be)
adr r0, 1f
ldmia r0, {r1, r2}
sub r2, r2, #PAGE_OFFSET
ldr r3, [r2]
ldr r4, [r3]
ARM_BE8(rev r4, r4)
bx r4
.align