Disintegrate asm/system.h for SH
Disintegrate asm/system.h for SH.
Signed-off-by: David Howells <dhowells@redhat.com>
cc: linux-sh@vger.kernel.org
diff --git a/arch/sh/include/asm/traps_32.h b/arch/sh/include/asm/traps_32.h
new file mode 100644
index 0000000..cfd55ff
--- /dev/null
+++ b/arch/sh/include/asm/traps_32.h
@@ -0,0 +1,68 @@
+#ifndef __ASM_SH_TRAPS_32_H
+#define __ASM_SH_TRAPS_32_H
+
+#include <linux/types.h>
+#include <asm/mmu.h>
+
+#ifdef CONFIG_CPU_HAS_SR_RB
+#define lookup_exception_vector() \
+({ \
+ unsigned long _vec; \
+ \
+ __asm__ __volatile__ ( \
+ "stc r2_bank, %0\n\t" \
+ : "=r" (_vec) \
+ ); \
+ \
+ _vec; \
+})
+#else
+#define lookup_exception_vector() \
+({ \
+ unsigned long _vec; \
+ __asm__ __volatile__ ( \
+ "mov r4, %0\n\t" \
+ : "=r" (_vec) \
+ ); \
+ \
+ _vec; \
+})
+#endif
+
+static inline void trigger_address_error(void)
+{
+ __asm__ __volatile__ (
+ "ldc %0, sr\n\t"
+ "mov.l @%1, %0"
+ :
+ : "r" (0x10000000), "r" (0x80000001)
+ );
+}
+
+asmlinkage void do_address_error(struct pt_regs *regs,
+ unsigned long writeaccess,
+ unsigned long address);
+asmlinkage void do_divide_error(unsigned long r4, unsigned long r5,
+ unsigned long r6, unsigned long r7,
+ struct pt_regs __regs);
+asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5,
+ unsigned long r6, unsigned long r7,
+ struct pt_regs __regs);
+asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5,
+ unsigned long r6, unsigned long r7,
+ struct pt_regs __regs);
+asmlinkage void do_exception_error(unsigned long r4, unsigned long r5,
+ unsigned long r6, unsigned long r7,
+ struct pt_regs __regs);
+
+#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; \
+ (void)vec;
+
+#endif /* __ASM_SH_TRAPS_32_H */