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qemu-patch-raspberry4
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Avoid tlb_set_page in userspace emulation 

tlb_set_page isn't meaningful for userspace emulation, so remove it.

Signed-off-by: Paul Brook <paul@codesourcery.com>
stable-0.13
Paul Brook 2010-03-01 03:31:14 +00:00
parent c04b2b7899
commit c527ee8fc8
2 changed files with 15 additions and 7 deletions
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2
exec-all.h
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@ -86,6 +86,7 @@ void tb_invalidate_phys_page_range(target_phys_addr_t start, target_phys_addr_t
void tb_invalidate_page_range(target_ulong start, target_ulong end);
void tlb_flush_page(CPUState *env, target_ulong addr);
void tlb_flush(CPUState *env, int flush_global);
#if !defined(CONFIG_USER_ONLY)
int tlb_set_page_exec(CPUState *env, target_ulong vaddr,
target_phys_addr_t paddr, int prot,
int mmu_idx, int is_softmmu);
@ -97,6 +98,7 @@ static inline int tlb_set_page(CPUState *env1, target_ulong vaddr,
prot |= PAGE_EXEC;
return tlb_set_page_exec(env1, vaddr, paddr, prot, mmu_idx, is_softmmu);
}
#endif
#define CODE_GEN_ALIGN 16 /* must be >= of the size of a icache line */

20
exec.c
View File

@ -1333,6 +1333,18 @@ static void breakpoint_invalidate(CPUState *env, target_ulong pc)
#endif
#endif /* TARGET_HAS_ICE */
#if defined(CONFIG_USER_ONLY)
void cpu_watchpoint_remove_all(CPUState *env, int mask)
{
}
int cpu_watchpoint_insert(CPUState *env, target_ulong addr, target_ulong len,
int flags, CPUWatchpoint **watchpoint)
{
return -ENOSYS;
}
#else
/* Add a watchpoint. */
int cpu_watchpoint_insert(CPUState *env, target_ulong addr, target_ulong len,
int flags, CPUWatchpoint **watchpoint)
@ -1402,6 +1414,7 @@ void cpu_watchpoint_remove_all(CPUState *env, int mask)
cpu_watchpoint_remove_by_ref(env, wp);
}
}
#endif
/* Add a breakpoint. */
int cpu_breakpoint_insert(CPUState *env, target_ulong pc, int flags,
@ -2165,13 +2178,6 @@ void tlb_flush_page(CPUState *env, target_ulong addr)
{
}
int tlb_set_page_exec(CPUState *env, target_ulong vaddr,
target_phys_addr_t paddr, int prot,
int mmu_idx, int is_softmmu)
{
return 0;
}
/*
* Walks guest process memory "regions" one by one
* and calls callback function 'fn' for each region.