Kernel/armv7 - Fiddling with prefetch abort output

diff --git a/Kernel/arch/armv7/start.S b/Kernel/arch/armv7/start.S
index 3f53cc2..670989f 100644 (file)
--- a/Kernel/arch/armv7/start.S
+++ b/Kernel/arch/armv7/start.S
@@ -203,16 +203,18 @@ DataAbort:
 .globl PrefetchAbort
 PrefetchAbort:
        sub lr, #4      @ Adjust LR to the correct value
-@      srsdb sp!, #19  @ Switch to supervisor mode (DDI0406B D1.6.5) (actually SRSFD)
+       srsdb sp!, #23  @ Switch to supervisor mode (DDI0406B D1.6.5) (actually SRSFD)
 @      cpsid ifa, #19
-@      PUSH_GPRS
+       PUSH_GPRS
 
        ldr r0, =csAbort_Tag
        ldr r1, =csPrefetchAbort_Fmt
-       mov r2, lr
-       mrc p15, 0, r3, c5, c0, 0       @ Read IFSR (Instruction Fault Address Register) into R3
-       ldr r4, =Log_Error
-       blx r4
+#      mov r2, lr
+       mrc p15, 0, r2, c6, c0, 2       @ Read IFAR (Instruction Fault Address Register) into R3
+       mrc p15, 0, r3, c5, c0, 1       @ Read IFSR (Instruction Fault Status Register) into R3
+       ldr r5, =Log_Error
+       blx r5
+
        b .
 
 .section .rodata