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authorIngo Molnar <mingo@elte.hu>2009-10-13 09:31:28 +0200
committerIngo Molnar <mingo@elte.hu>2009-10-13 09:31:34 +0200
commit9dbdd6c41c12fb42ee7188eafa7e1917b192af3a (patch)
tree06a9eb894bc976c5c20e84ccd74fd82b9b71aed4 /arch/arm/include/asm/glue.h
parent7a693d3f0d10f978ebdf3082c41404ab97106567 (diff)
parent161291396e76e0832c08f617eb9bd364d1648148 (diff)
downloadlinux-next-9dbdd6c41c12fb42ee7188eafa7e1917b192af3a.tar.gz
Merge commit 'v2.6.32-rc4' into perf/core
Merge reason: we were on an -rc1 base, merge up to -rc4. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/include/asm/glue.h')
-rw-r--r--arch/arm/include/asm/glue.h26
1 files changed, 20 insertions, 6 deletions
diff --git a/arch/arm/include/asm/glue.h b/arch/arm/include/asm/glue.h
index a0e39d5d00c9..234a3fc1c78e 100644
--- a/arch/arm/include/asm/glue.h
+++ b/arch/arm/include/asm/glue.h
@@ -120,25 +120,39 @@
#endif
/*
- * Prefetch abort handler. If the CPU has an IFAR use that, otherwise
- * use the address of the aborted instruction
+ * Prefetch Abort Model
+ * ================
+ *
+ * We have the following to choose from:
+ * legacy - no IFSR, no IFAR
+ * v6 - ARMv6: IFSR, no IFAR
+ * v7 - ARMv7: IFSR and IFAR
*/
+
#undef CPU_PABORT_HANDLER
#undef MULTI_PABORT
-#ifdef CONFIG_CPU_PABRT_IFAR
+#ifdef CONFIG_CPU_PABRT_LEGACY
+# ifdef CPU_PABORT_HANDLER
+# define MULTI_PABORT 1
+# else
+# define CPU_PABORT_HANDLER legacy_pabort
+# endif
+#endif
+
+#ifdef CONFIG_CPU_PABRT_V6
# ifdef CPU_PABORT_HANDLER
# define MULTI_PABORT 1
# else
-# define CPU_PABORT_HANDLER(reg, insn) mrc p15, 0, reg, cr6, cr0, 2
+# define CPU_PABORT_HANDLER v6_pabort
# endif
#endif
-#ifdef CONFIG_CPU_PABRT_NOIFAR
+#ifdef CONFIG_CPU_PABRT_V7
# ifdef CPU_PABORT_HANDLER
# define MULTI_PABORT 1
# else
-# define CPU_PABORT_HANDLER(reg, insn) mov reg, insn
+# define CPU_PABORT_HANDLER v7_pabort
# endif
#endif