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sh64: Provide EXPEVT helper.

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We need a lookup_exception_vector() helper for sh64 in order to use the
common page fault code.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2012-05-14 13:04:08 +09:00
parent dbdb4e9f3f
commit f007688a50
1 changed files with 14 additions and 0 deletions
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14
arch/sh/include/asm/traps_64.h
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@ -10,8 +10,22 @@
#ifndef __ASM_SH_TRAPS_64_H #ifndef __ASM_SH_TRAPS_64_H
#define __ASM_SH_TRAPS_64_H #define __ASM_SH_TRAPS_64_H
#include <cpu/registers.h>
extern void phys_stext(void); extern void phys_stext(void);
#define lookup_exception_vector() \
({ \
unsigned long _vec; \
\
__asm__ __volatile__ ( \
"getcon " __EXPEVT ", %0\n\t" \
: "=r" (_vec) \
); \
\
_vec; \
})
static inline void trigger_address_error(void) static inline void trigger_address_error(void)
{ {
phys_stext(); phys_stext();