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dirty flag changes

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1281 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-02-10 22:00:27 +00:00
parent d993e0260b
commit 0a962c0276
4 changed files with 57 additions and 23 deletions
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17
cpu-all.h
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@ -109,9 +109,11 @@ static inline void tswap64s(uint64_t *s)
#if TARGET_LONG_SIZE == 4
#define tswapl(s) tswap32(s)
#define tswapls(s) tswap32s((uint32_t *)(s))
#define bswaptls(s) bswap32s(s)
#else
#define tswapl(s) tswap64(s)
#define tswapls(s) tswap64s((uint64_t *)(s))
#define bswaptls(s) bswap64s(s)
#endif
/* NOTE: arm FPA is horrible as double 32 bit words are stored in big
@ -733,18 +735,27 @@ void stl_phys(target_phys_addr_t addr, uint32_t val);
int cpu_memory_rw_debug(CPUState *env, target_ulong addr,
uint8_t *buf, int len, int is_write);
#define VGA_DIRTY_FLAG 0x01
/* read dirty bit (return 0 or 1) */
static inline int cpu_physical_memory_is_dirty(target_ulong addr)
{
return phys_ram_dirty[addr >> TARGET_PAGE_BITS];
return phys_ram_dirty[addr >> TARGET_PAGE_BITS] == 0xff;
}
static inline int cpu_physical_memory_get_dirty(target_ulong addr,
int dirty_flags)
{
return phys_ram_dirty[addr >> TARGET_PAGE_BITS] & dirty_flags;
}
static inline void cpu_physical_memory_set_dirty(target_ulong addr)
{
phys_ram_dirty[addr >> TARGET_PAGE_BITS] = 1;
phys_ram_dirty[addr >> TARGET_PAGE_BITS] = 0xff;
}
void cpu_physical_memory_reset_dirty(target_ulong start, target_ulong end);
void cpu_physical_memory_reset_dirty(target_ulong start, target_ulong end,
int dirty_flags);
void dump_exec_info(FILE *f,
int (*cpu_fprintf)(FILE *f, const char *fmt, ...));