diff options
Diffstat (limited to 'include/exec/ram_addr.h')
| -rw-r--r-- | include/exec/ram_addr.h | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/include/exec/ram_addr.h b/include/exec/ram_addr.h index c221bd7dd0..3e42b4f602 100644 --- a/include/exec/ram_addr.h +++ b/include/exec/ram_addr.h @@ -89,14 +89,25 @@ static inline bool cpu_physical_memory_is_clean(ram_addr_t addr) return !(vga && code && migration); } -static inline bool cpu_physical_memory_range_includes_clean(ram_addr_t start, - ram_addr_t length) +static inline uint8_t cpu_physical_memory_range_includes_clean(ram_addr_t start, + ram_addr_t length, + uint8_t mask) { - bool vga = !cpu_physical_memory_all_dirty(start, length, DIRTY_MEMORY_VGA); - bool code = !cpu_physical_memory_all_dirty(start, length, DIRTY_MEMORY_CODE); - bool migration = - !cpu_physical_memory_all_dirty(start, length, DIRTY_MEMORY_MIGRATION); - return vga || code || migration; + uint8_t ret = 0; + + if (mask & (1 << DIRTY_MEMORY_VGA) && + !cpu_physical_memory_all_dirty(start, length, DIRTY_MEMORY_VGA)) { + ret |= (1 << DIRTY_MEMORY_VGA); + } + if (mask & (1 << DIRTY_MEMORY_CODE) && + !cpu_physical_memory_all_dirty(start, length, DIRTY_MEMORY_CODE)) { + ret |= (1 << DIRTY_MEMORY_CODE); + } + if (mask & (1 << DIRTY_MEMORY_MIGRATION) && + !cpu_physical_memory_all_dirty(start, length, DIRTY_MEMORY_MIGRATION)) { + ret |= (1 << DIRTY_MEMORY_MIGRATION); + } + return ret; } static inline void cpu_physical_memory_set_dirty_flag(ram_addr_t addr, |