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author | Yoshiaki Tamura <tamura.yoshiaki@lab.ntt.co.jp> | 2010-03-23 16:39:52 +0900 |
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committer | Aurelien Jarno <aurelien@aurel32.net> | 2010-04-08 11:11:21 +0200 |
commit | ca39b46e184e4fdef8e0098f71dcb1980e0e4cbe (patch) | |
tree | 7270520769048651b69b1a2d1e67d7fe10368f3a /cpu-all.h | |
parent | d9968827032039d99b38db7ad3598767e1a53bbb (diff) | |
download | qemu-ca39b46e184e4fdef8e0098f71dcb1980e0e4cbe.zip qemu-ca39b46e184e4fdef8e0098f71dcb1980e0e4cbe.tar.gz qemu-ca39b46e184e4fdef8e0098f71dcb1980e0e4cbe.tar.bz2 |
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>
Diffstat (limited to 'cpu-all.h')
-rw-r--r-- | cpu-all.h | 26 |
1 files changed, 26 insertions, 0 deletions
@@ -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); |