Messages in this thread Patch in this message | | | From | Wenyou Yang <> | Subject | [PATCH] Change the internal SRAM memory type MT_MEMORY_NONCACHED | Date | Sat, 8 Jun 2013 10:17:43 +0800 |
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Because MT_DEVICE is not executable in armv7, we change the internal SRAM memory type to MT_MEMORY_NONCACHED. As it seems that caching this internal SRAM memory is not necessary, we chose the this memory type.
Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> --- arch/arm/mach-at91/setup.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c index a33d4b5..98d55ef 100644 --- a/arch/arm/mach-at91/setup.c +++ b/arch/arm/mach-at91/setup.c @@ -84,7 +84,7 @@ void __init at91_init_sram(int bank, unsigned long base, unsigned int length) desc->pfn = __phys_to_pfn(base); desc->length = length; - desc->type = MT_DEVICE; + desc->type = MT_MEMORY_NONCACHED; pr_info("AT91: sram at 0x%lx of 0x%x mapped at 0x%lx\n", base, length, desc->virtual); -- 1.7.9.5
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