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| author |   Paul Mundt <lethal@linux-sh.org> | 2010-01-20 16:40:48 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-01-20 16:40:48 +0900 |
| commit | 2efa53b269ec1e9289a108e1506f53f6f1de440b (patch) | |
| tree | a5825e18be1044b2472cba5776e1ef47377f9834 /arch/sh/mm/pmb.c | |
| parent | sh: mach-sdk7786: Split out FPGA IRQ controller setup. (diff) | |
| download | linux-dev-2efa53b269ec1e9289a108e1506f53f6f1de440b.tar.xz linux-dev-2efa53b269ec1e9289a108e1506f53f6f1de440b.zip | |
sh: Make 29/32-bit mode check helper generally available.
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>
Diffstat (limited to 'arch/sh/mm/pmb.c')
| -rw-r--r-- | arch/sh/mm/pmb.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c index b796b6c021b4..d318fa6caffe 100644 --- a/arch/sh/mm/pmb.c +++ b/arch/sh/mm/pmb.c @@ -436,6 +436,11 @@ int __uses_jump_to_uncached pmb_init(void) return 0; } +bool __in_29bit_mode(void) +{ + return (__raw_readl(PMB_PASCR) & PASCR_SE) == 0; +} + static int pmb_seq_show(struct seq_file *file, void *iter) { int i; |