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target-sh4: MMU: simplify call to tlb_set_page()

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tlb_set_page() doesn't need addresses with offset, but simply the
page aligned addresses.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Aurelien Jarno 2010-02-01 20:02:23 +01:00
parent 1f486815ae
commit 0f3f1ec787
1 changed files with 3 additions and 6 deletions
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9
target-sh4/helper.c
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@ -464,7 +464,7 @@ static int get_physical_address(CPUState * env, target_ulong * physical,
int cpu_sh4_handle_mmu_fault(CPUState * env, target_ulong address, int rw,
int mmu_idx, int is_softmmu)
{
target_ulong physical, page_offset, page_size;
target_ulong physical;
int prot, ret, access_type;
access_type = ACCESS_INT;
@ -511,11 +511,8 @@ int cpu_sh4_handle_mmu_fault(CPUState * env, target_ulong address, int rw,
return 1;
}
page_size = TARGET_PAGE_SIZE;
page_offset =
(address - (address & TARGET_PAGE_MASK)) & ~(page_size - 1);
address = (address & TARGET_PAGE_MASK) + page_offset;
physical = (physical & TARGET_PAGE_MASK) + page_offset;
address &= TARGET_PAGE_MASK;
physical &= TARGET_PAGE_MASK;
return tlb_set_page(env, address, physical, prot, mmu_idx, is_softmmu);
}