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Introduce wrapper functions to access phys_ram_dirty. 

Adds wrapper functions to prevent direct access to the phys_ram_dirty bitmap.

Signed-off-by: Yoshiaki Tamura <tamura.yoshiaki@lab.ntt.co.jp>
Signed-off-by: OHMURA Kei <ohmura.kei@lab.ntt.co.jp>
Reviewed-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Yoshiaki Tamura 2010-03-23 16:39:52 +09:00 committed by Aurelien Jarno
parent d996882703
commit ca39b46e18
1 changed files with 26 additions and 0 deletions
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26
cpu-all.h
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@ -888,6 +888,11 @@ static inline int cpu_physical_memory_is_dirty(ram_addr_t addr)
return phys_ram_dirty[addr >> TARGET_PAGE_BITS] == 0xff;
}
static inline int cpu_physical_memory_get_dirty_flags(ram_addr_t addr)
{
return phys_ram_dirty[addr >> TARGET_PAGE_BITS];
}
static inline int cpu_physical_memory_get_dirty(ram_addr_t addr,
int dirty_flags)
{
@ -899,6 +904,27 @@ static inline void cpu_physical_memory_set_dirty(ram_addr_t addr)
phys_ram_dirty[addr >> TARGET_PAGE_BITS] = 0xff;
}
static inline int cpu_physical_memory_set_dirty_flags(ram_addr_t addr,
int dirty_flags)
{
return phys_ram_dirty[addr >> TARGET_PAGE_BITS] |= dirty_flags;
}
static inline void cpu_physical_memory_mask_dirty_range(ram_addr_t start,
int length,
int dirty_flags)
{
int i, mask, len;
uint8_t *p;
len = length >> TARGET_PAGE_BITS;
mask = ~dirty_flags;
p = phys_ram_dirty + (start >> TARGET_PAGE_BITS);
for (i = 0; i < len; i++) {
p[i] &= mask;
}
}
void cpu_physical_memory_reset_dirty(ram_addr_t start, ram_addr_t end,
int dirty_flags);
void cpu_tlb_update_dirty(CPUState *env);