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armv7: Make lowlevel_init.S's lowlevel_init do ABI compatible stack 

Make sure that when we setup the stack before calling s_init() we have
the stack have 8-byte alignment for ABI compliance.

Tested-by: Allen Martin <amartin@nvidia.com>
Signed-off-by: Tom Rini <trini@ti.com>
This commit is contained in:
Tom Rini 2012-08-09 08:22:06 -07:00 committed by Albert ARIBAUD
parent 41aebf8106
commit 975b71bc10
1 changed files with 1 additions and 0 deletions
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arch/arm/cpu/armv7/lowlevel_init.S
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@ -36,6 +36,7 @@ ENTRY(lowlevel_init)
* Setup a temporary stack
*/
ldr sp, =CONFIG_SYS_INIT_SP_ADDR
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
/*
* Save the old lr(passed in ip) and the current lr to stack