sh: Share bug/debug traps across _32 and _64.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

3 files changed, 26 insertions, 7 deletions

diff --git a/include/asm-sh/ptrace.h b/include/asm-sh/ptrace.h
index a83a7b45ba6f..8d6c92b3e770 100644
--- a/include/asm-sh/ptrace.h
+++ b/include/asm-sh/ptrace.h
@@ -95,7 +95,7 @@ struct pt_dspregs {
 #include <asm/addrspace.h>
 
 #define user_mode(regs)                 (((regs)->sr & 0x40000000)==0)
-#define instruction_pointer(regs)       ((regs)->pc)
+#define instruction_pointer(regs)       ((unsigned long)(regs)->pc)
 
 extern void show_regs(struct pt_regs *);
 
diff --git a/include/asm-sh/system.h b/include/asm-sh/system.h
index 0cfa96aa5844..6b02dfd587ea 100644
--- a/include/asm-sh/system.h
+++ b/include/asm-sh/system.h
@@ -185,12 +185,25 @@ void default_idle(void);
 void per_cpu_trap_init(void);
 
 asmlinkage void break_point_trap(void);
-asmlinkage void debug_trap_handler(unsigned long r4, unsigned long r5,
-                                   unsigned long r6, unsigned long r7,
-                                   struct pt_regs __regs);
-asmlinkage void bug_trap_handler(unsigned long r4, unsigned long r5,
-                                 unsigned long r6, unsigned long r7,
-                                 struct pt_regs __regs);
+
+#ifdef CONFIG_SUPERH32
+#define BUILD_TRAP_HANDLER(name)                                        \
+asmlinkage void name##_trap_handler(unsigned long r4, unsigned long r5, \
+                                    unsigned long r6, unsigned long r7, \
+                                    struct pt_regs __regs)
+
+#define TRAP_HANDLER_DECL                               \
+        struct pt_regs *regs = RELOC_HIDE(&__regs, 0);  \
+        unsigned int vec = regs->tra;
+#else
+#define BUILD_TRAP_HANDLER(name)        \
+asmlinkage void name##_trap_handler(unsigned int vec, struct pt_regs *regs)
+#define TRAP_HANDLER_DECL
+#endif
+
+BUILD_TRAP_HANDLER(address_error);
+BUILD_TRAP_HANDLER(debug);
+BUILD_TRAP_HANDLER(bug);
 
 #define arch_align_stack(x) (x)
 
diff --git a/include/asm-sh/types.h b/include/asm-sh/types.h
index 7ba69d9707ef..a6e1d4126e67 100644
--- a/include/asm-sh/types.h
+++ b/include/asm-sh/types.h
@@ -52,6 +52,12 @@ typedef unsigned long long u64;
 
 typedef u32 dma_addr_t;
 
+#ifdef CONFIG_SUPERH32
+typedef u16 opcode_t;
+#else
+typedef u32 opcode_t;
+#endif
+
 #endif /* __ASSEMBLY__ */
 
 #endif /* __KERNEL__ */