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sh: Make 29/32-bit mode check helper generally available.

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Presently __in_29bit_mode() is only defined for the PMB case, but
it's also easily derived from the CONFIG_29BIT and CONFIG_32BIT &&
CONFIG_PMB=n cases.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt
2010-01-20 16:40:48 +09:00
parent 5f240718b4
commit 2efa53b269
4 changed files with 14 additions and 14 deletions
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10
arch/sh/include/asm/mmu.h
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@@ -31,6 +31,7 @@
#ifndef __ASSEMBLY__
#include <linux/errno.h>
#include <linux/threads.h>
/* Default "unsigned long" context */
typedef unsigned long mm_context_id_t[NR_CPUS];
@@ -72,6 +73,7 @@ long pmb_remap(unsigned long virt, unsigned long phys,
unsigned long size, unsigned long flags);
void pmb_unmap(unsigned long addr);
int pmb_init(void);
bool __in_29bit_mode(void);
#else
static inline long pmb_remap(unsigned long virt, unsigned long phys,
unsigned long size, unsigned long flags)
@@ -87,8 +89,14 @@ static inline int pmb_init(void)
{
return -ENODEV;
}
#endif /* CONFIG_PMB */
#ifdef CONFIG_29BIT
#define __in_29bit_mode() (1)
#else
#define __in_29bit_mode() (0)
#endif
#endif /* CONFIG_PMB */
#endif /* __ASSEMBLY__ */
#endif /* __MMU_H */