From ca39b46e184e4fdef8e0098f71dcb1980e0e4cbe Mon Sep 17 00:00:00 2001 From: Yoshiaki Tamura Date: Tue, 23 Mar 2010 16:39:52 +0900 Subject: 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 Signed-off-by: OHMURA Kei Reviewed-by: Avi Kivity Signed-off-by: Aurelien Jarno --- cpu-all.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'cpu-all.h') diff --git a/cpu-all.h b/cpu-all.h index 927445c49a..3004d0fd31 100644 --- a/cpu-all.h +++ b/cpu-all.h @@ -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); -- cgit v1.2.1