-extern uint8_t *phys_ram_base;
-extern uint8_t *phys_ram_dirty;
-
-/* physical memory access */
-#define TLB_INVALID_MASK (1 << 3)
-#define IO_MEM_SHIFT 4
-#define IO_MEM_NB_ENTRIES (1 << (TARGET_PAGE_BITS - IO_MEM_SHIFT))
-
-#define IO_MEM_RAM (0 << IO_MEM_SHIFT) /* hardcoded offset */
-#define IO_MEM_ROM (1 << IO_MEM_SHIFT) /* hardcoded offset */
-#define IO_MEM_UNASSIGNED (2 << IO_MEM_SHIFT)
-#define IO_MEM_NOTDIRTY (4 << IO_MEM_SHIFT) /* used internally, never use directly */
-/* acts like a ROM when read and like a device when written. As an
- exception, the write memory callback gets the ram offset instead of
- the physical address */
-#define IO_MEM_ROMD (1)
-#define IO_MEM_SUBPAGE (2)
-#define IO_MEM_SUBWIDTH (4)
-
-typedef void CPUWriteMemoryFunc(void *opaque, target_phys_addr_t addr, uint32_t value);
-typedef uint32_t CPUReadMemoryFunc(void *opaque, target_phys_addr_t addr);
-
-void cpu_register_physical_memory(target_phys_addr_t start_addr,
- unsigned long size,
- unsigned long phys_offset);
-uint32_t cpu_get_physical_page_desc(target_phys_addr_t addr);
-ram_addr_t qemu_ram_alloc(unsigned int size);
-void qemu_ram_free(ram_addr_t addr);
-int cpu_register_io_memory(int io_index,
- CPUReadMemoryFunc **mem_read,
- CPUWriteMemoryFunc **mem_write,
- void *opaque);
-CPUWriteMemoryFunc **cpu_get_io_memory_write(int io_index);
-CPUReadMemoryFunc **cpu_get_io_memory_read(int io_index);
-
-void cpu_physical_memory_rw(target_phys_addr_t addr, uint8_t *buf,
- int len, int is_write);
-static inline void cpu_physical_memory_read(target_phys_addr_t addr,
- uint8_t *buf, int len)
-{
- cpu_physical_memory_rw(addr, buf, len, 0);
-}
-static inline void cpu_physical_memory_write(target_phys_addr_t addr,
- const uint8_t *buf, int len)
-{
- cpu_physical_memory_rw(addr, (uint8_t *)buf, len, 1);
-}
-uint32_t ldub_phys(target_phys_addr_t addr);
-uint32_t lduw_phys(target_phys_addr_t addr);
-uint32_t ldl_phys(target_phys_addr_t addr);
-uint64_t ldq_phys(target_phys_addr_t addr);
-void stl_phys_notdirty(target_phys_addr_t addr, uint32_t val);
-void stq_phys_notdirty(target_phys_addr_t addr, uint64_t val);
-void stb_phys(target_phys_addr_t addr, uint32_t val);
-void stw_phys(target_phys_addr_t addr, uint32_t val);
-void stl_phys(target_phys_addr_t addr, uint32_t val);
-void stq_phys(target_phys_addr_t addr, uint64_t val);
-
-void cpu_physical_memory_write_rom(target_phys_addr_t addr,
- const uint8_t *buf, int len);
-int cpu_memory_rw_debug(CPUState *env, target_ulong addr,
- uint8_t *buf, int len, int is_write);
-
-#define VGA_DIRTY_FLAG 0x01
-#define CODE_DIRTY_FLAG 0x02
-
-/* read dirty bit (return 0 or 1) */
-static inline int cpu_physical_memory_is_dirty(ram_addr_t addr)
-{
- return phys_ram_dirty[addr >> TARGET_PAGE_BITS] == 0xff;
-}