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target-openrisc: Remove executable flag for every page

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Pages should be flagged executable only if the tlb executable flag is
set or the mmu is off.

Signed-off-by: Sebastian Macke <sebastian@macke.de>
Reviewed-by: Jia Liu <proljc@gmail.com>
Signed-off-by: Jia Liu <proljc@gmail.com>
This commit is contained in:
Sebastian Macke 2013-10-22 02:12:39 +02:00 committed by Jia Liu
parent da1d77597b
commit 04359e6bb7
1 changed files with 2 additions and 2 deletions
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4
target-openrisc/mmu.c
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@ -32,7 +32,7 @@ int cpu_openrisc_get_phys_nommu(OpenRISCCPU *cpu,
int *prot, target_ulong address, int rw) int *prot, target_ulong address, int rw)
{ {
*physical = address; *physical = address;
*prot = PAGE_READ | PAGE_WRITE; *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
return TLBRET_MATCH; return TLBRET_MATCH;
} }
@ -187,7 +187,7 @@ int cpu_openrisc_handle_mmu_fault(CPUOpenRISCState *env,
if (ret == TLBRET_MATCH) { if (ret == TLBRET_MATCH) {
tlb_set_page(env, address & TARGET_PAGE_MASK, tlb_set_page(env, address & TARGET_PAGE_MASK,
physical & TARGET_PAGE_MASK, prot | PAGE_EXEC, physical & TARGET_PAGE_MASK, prot,
mmu_idx, TARGET_PAGE_SIZE); mmu_idx, TARGET_PAGE_SIZE);
ret = 0; ret = 0;
} else if (ret < 0) { } else if (ret < 0) {