summaryrefslogtreecommitdiffstats
path: root/arch/arm/include/asm/traps.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-08-14 12:19:59 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-14 12:19:59 +0200
commit8d7ccaa545490cdffdfaff0842436a8dd85cf47b (patch)
tree8129b5907161bc6ae26deb3645ce1e280c5e1f51 /arch/arm/include/asm/traps.h
parentb2139aa0eec330c711c5a279db361e5ef1178e78 (diff)
parent30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff)
Merge commit 'v2.6.27-rc3' into x86/prototypes
Conflicts: include/asm-x86/dma-mapping.h Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/include/asm/traps.h')
-rw-r--r--arch/arm/include/asm/traps.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/include/asm/traps.h b/arch/arm/include/asm/traps.h
new file mode 100644
index 00000000000..aa399aec568
--- /dev/null
+++ b/arch/arm/include/asm/traps.h
@@ -0,0 +1,29 @@
+#ifndef _ASMARM_TRAP_H
+#define _ASMARM_TRAP_H
+
+#include <linux/list.h>
+
+struct undef_hook {
+ struct list_head node;
+ u32 instr_mask;
+ u32 instr_val;
+ u32 cpsr_mask;
+ u32 cpsr_val;
+ int (*fn)(struct pt_regs *regs, unsigned int instr);
+};
+
+void register_undef_hook(struct undef_hook *hook);
+void unregister_undef_hook(struct undef_hook *hook);
+
+static inline int in_exception_text(unsigned long ptr)
+{
+ extern char __exception_text_start[];
+ extern char __exception_text_end[];
+
+ return ptr >= (unsigned long)&__exception_text_start &&
+ ptr < (unsigned long)&__exception_text_end;
+}
+
+extern void __init early_trap_init(void);
+
+#endif