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linux-next/arch/arm/mach-tegra/headsmp.S
Joseph Lo c04c77540a ARM: tegra: do v7_invalidate_l1 only when CPU is Cortex-A9
The v7_invalidate_l1 was used for the L1 cache that come out from reset
in a undefined state. This is no need for Cortex-A15. We do it for A9
only.

Signed-off-by: Joseph Lo <josephl@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-07-19 10:08:04 -06:00

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281 B
ArmAsm

#include <linux/linkage.h>
#include <linux/init.h>
#include "sleep.h"
.section ".text.head", "ax"
ENTRY(tegra_secondary_startup)
check_cpu_part_num 0xc09, r8, r9
bleq v7_invalidate_l1
b secondary_startup
ENDPROC(tegra_secondary_startup)