From 4fb2847437d871fe579f820ceb18031db3359901 Mon Sep 17 00:00:00 2001 From: "Kirill A. Shutemov" Date: Fri, 25 Sep 2009 13:39:47 +0100 Subject: ARM: 5727/1: Pass IFSR register to do_PrefetchAbort() Instruction fault status register, IFSR, was introduced on ARMv6 to provide status information about the last insturction fault. It needed for proper prefetch abort handling. Now we have three prefetch abort model: * legacy - for CPUs before ARMv6. They doesn't provide neither IFSR nor IFAR. We simulate IFSR with section translation fault status for them to generalize code; * ARMv6 - provides IFSR, but not IFAR; * ARMv7 - provides both IFSR and IFAR. Signed-off-by: Kirill A. Shutemov Signed-off-by: Russell King --- arch/arm/mm/proc-arm925.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm/mm/proc-arm925.S') diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S index 2724526d89c..cb53435a85a 100644 --- a/arch/arm/mm/proc-arm925.S +++ b/arch/arm/mm/proc-arm925.S @@ -462,7 +462,7 @@ arm925_crval: .type arm925_processor_functions, #object arm925_processor_functions: .word v4t_early_abort - .word pabort_noifar + .word legacy_pabort .word cpu_arm925_proc_init .word cpu_arm925_proc_fin .word cpu_arm925_reset -- cgit v1.2.3