/* CPU interfaces that are target independent. */
-#ifdef TARGET_PHYS_ADDR_BITS
-#include "targphys.h"
-#endif
+#include "hwaddr.h"
#ifndef NEED_CPU_H
#include "poison.h"
};
/* address in the RAM (different from a physical address) */
-#if defined(CONFIG_XEN_BACKEND) && TARGET_PHYS_ADDR_BITS == 64
+#if defined(CONFIG_XEN_BACKEND)
typedef uint64_t ram_addr_t;
# define RAM_ADDR_MAX UINT64_MAX
# define RAM_ADDR_FMT "%" PRIx64
#else
-typedef unsigned long ram_addr_t;
-# define RAM_ADDR_MAX ULONG_MAX
-# define RAM_ADDR_FMT "%lx"
+typedef uintptr_t ram_addr_t;
+# define RAM_ADDR_MAX UINTPTR_MAX
+# define RAM_ADDR_FMT "%" PRIxPTR
#endif
/* memory API */
-typedef void CPUWriteMemoryFunc(void *opaque, target_phys_addr_t addr, uint32_t value);
-typedef uint32_t CPUReadMemoryFunc(void *opaque, target_phys_addr_t addr);
+typedef void CPUWriteMemoryFunc(void *opaque, hwaddr addr, uint32_t value);
+typedef uint32_t CPUReadMemoryFunc(void *opaque, hwaddr addr);
void qemu_ram_remap(ram_addr_t addr, ram_addr_t length);
/* This should only be used for ram local to a device. */
void *qemu_get_ram_ptr(ram_addr_t addr);
-void *qemu_ram_ptr_length(ram_addr_t addr, ram_addr_t *size);
-/* Same but slower, to use for migration, where the order of
- * RAMBlocks must not change. */
-void *qemu_safe_ram_ptr(ram_addr_t addr);
void qemu_put_ram_ptr(void *addr);
/* This should not be used by devices. */
int qemu_ram_addr_from_host(void *ptr, ram_addr_t *ram_addr);
ram_addr_t qemu_ram_addr_from_host_nofail(void *ptr);
+void qemu_ram_set_idstr(ram_addr_t addr, const char *name, DeviceState *dev);
-void cpu_physical_memory_rw(target_phys_addr_t addr, uint8_t *buf,
+void cpu_physical_memory_rw(hwaddr addr, uint8_t *buf,
int len, int is_write);
-static inline void cpu_physical_memory_read(target_phys_addr_t addr,
+static inline void cpu_physical_memory_read(hwaddr addr,
void *buf, int len)
{
cpu_physical_memory_rw(addr, buf, len, 0);
}
-static inline void cpu_physical_memory_write(target_phys_addr_t addr,
+static inline void cpu_physical_memory_write(hwaddr addr,
const void *buf, int len)
{
cpu_physical_memory_rw(addr, (void *)buf, len, 1);
}
-void *cpu_physical_memory_map(target_phys_addr_t addr,
- target_phys_addr_t *plen,
+void *cpu_physical_memory_map(hwaddr addr,
+ hwaddr *plen,
int is_write);
-void cpu_physical_memory_unmap(void *buffer, target_phys_addr_t len,
- int is_write, target_phys_addr_t access_len);
+void cpu_physical_memory_unmap(void *buffer, hwaddr len,
+ int is_write, hwaddr access_len);
void *cpu_register_map_client(void *opaque, void (*callback)(void *opaque));
-void cpu_unregister_map_client(void *cookie);
+
+bool cpu_physical_memory_is_io(hwaddr phys_addr);
/* Coalesced MMIO regions are areas where write operations can be reordered.
* This usually implies that write operations are side-effect free. This allows
*/
void qemu_flush_coalesced_mmio_buffer(void);
-uint32_t ldub_phys(target_phys_addr_t addr);
-uint32_t lduw_le_phys(target_phys_addr_t addr);
-uint32_t lduw_be_phys(target_phys_addr_t addr);
-uint32_t ldl_le_phys(target_phys_addr_t addr);
-uint32_t ldl_be_phys(target_phys_addr_t addr);
-uint64_t ldq_le_phys(target_phys_addr_t addr);
-uint64_t ldq_be_phys(target_phys_addr_t addr);
-void stb_phys(target_phys_addr_t addr, uint32_t val);
-void stw_le_phys(target_phys_addr_t addr, uint32_t val);
-void stw_be_phys(target_phys_addr_t addr, uint32_t val);
-void stl_le_phys(target_phys_addr_t addr, uint32_t val);
-void stl_be_phys(target_phys_addr_t addr, uint32_t val);
-void stq_le_phys(target_phys_addr_t addr, uint64_t val);
-void stq_be_phys(target_phys_addr_t addr, uint64_t val);
+uint32_t ldub_phys(hwaddr addr);
+uint32_t lduw_le_phys(hwaddr addr);
+uint32_t lduw_be_phys(hwaddr addr);
+uint32_t ldl_le_phys(hwaddr addr);
+uint32_t ldl_be_phys(hwaddr addr);
+uint64_t ldq_le_phys(hwaddr addr);
+uint64_t ldq_be_phys(hwaddr addr);
+void stb_phys(hwaddr addr, uint32_t val);
+void stw_le_phys(hwaddr addr, uint32_t val);
+void stw_be_phys(hwaddr addr, uint32_t val);
+void stl_le_phys(hwaddr addr, uint32_t val);
+void stl_be_phys(hwaddr addr, uint32_t val);
+void stq_le_phys(hwaddr addr, uint64_t val);
+void stq_be_phys(hwaddr addr, uint64_t val);
#ifdef NEED_CPU_H
-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 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);
+uint32_t lduw_phys(hwaddr addr);
+uint32_t ldl_phys(hwaddr addr);
+uint64_t ldq_phys(hwaddr addr);
+void stl_phys_notdirty(hwaddr addr, uint32_t val);
+void stq_phys_notdirty(hwaddr addr, uint64_t val);
+void stw_phys(hwaddr addr, uint32_t val);
+void stl_phys(hwaddr addr, uint32_t val);
+void stq_phys(hwaddr addr, uint64_t val);
#endif
-void cpu_physical_memory_write_rom(target_phys_addr_t addr,
+void cpu_physical_memory_write_rom(hwaddr addr,
const uint8_t *buf, int len);
-#define IO_MEM_SHIFT 3
-
-#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 (3 << IO_MEM_SHIFT)
-#define IO_MEM_SUBPAGE_RAM (4 << IO_MEM_SHIFT)
-
-/* Acts like a ROM when read and like a device when written. */
-#define IO_MEM_ROMD (1)
-#define IO_MEM_SUBPAGE (2)
+extern struct MemoryRegion io_mem_ram;
+extern struct MemoryRegion io_mem_rom;
+extern struct MemoryRegion io_mem_unassigned;
+extern struct MemoryRegion io_mem_notdirty;
#endif
projects / qemu.git / blobdiff