![David Howells](/assets/img/avatar_default.png)
Disintegrate asm/system.h for SH. Signed-off-by: David Howells <dhowells@redhat.com> cc: linux-sh@vger.kernel.org
69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
#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 */
|