]> git.proxmox.com Git - qemu.git/blobdiff - cpu-common.h
lm32: fix build breakage due to uninitialized variable 'r'
[qemu.git] / cpu-common.h
index b730ca033df7461587845706e158433afda76a7a..96c02aeb643ebb09fac49d2461f406230efb6d54 100644 (file)
 
 #if !defined(CONFIG_USER_ONLY)
 
+enum device_endian {
+    DEVICE_NATIVE_ENDIAN,
+    DEVICE_BIG_ENDIAN,
+    DEVICE_LITTLE_ENDIAN,
+};
+
 /* address in the RAM (different from a physical address) */
 typedef unsigned long ram_addr_t;
 
@@ -40,29 +46,36 @@ static inline void cpu_register_physical_memory(target_phys_addr_t start_addr,
 }
 
 ram_addr_t cpu_get_physical_page_desc(target_phys_addr_t addr);
-ram_addr_t qemu_ram_alloc(ram_addr_t);
+ram_addr_t qemu_ram_alloc_from_ptr(DeviceState *dev, const char *name,
+                        ram_addr_t size, void *host);
+ram_addr_t qemu_ram_alloc(DeviceState *dev, const char *name, ram_addr_t size);
 void qemu_ram_free(ram_addr_t 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);
+/* Same but slower, to use for migration, where the order of
+ * RAMBlocks must not change. */
+void *qemu_safe_ram_ptr(ram_addr_t addr);
 /* This should not be used by devices.  */
-ram_addr_t qemu_ram_addr_from_host(void *ptr);
+int qemu_ram_addr_from_host(void *ptr, ram_addr_t *ram_addr);
+ram_addr_t qemu_ram_addr_from_host_nofail(void *ptr);
 
 int cpu_register_io_memory(CPUReadMemoryFunc * const *mem_read,
                            CPUWriteMemoryFunc * const *mem_write,
-                           void *opaque);
+                           void *opaque, enum device_endian endian);
 void cpu_unregister_io_memory(int table_address);
 
 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)
+                                            void *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)
+                                             const void *buf, int len)
 {
-    cpu_physical_memory_rw(addr, (uint8_t *)buf, len, 1);
+    cpu_physical_memory_rw(addr, (void *)buf, len, 1);
 }
 void *cpu_physical_memory_map(target_phys_addr_t addr,
                               target_phys_addr_t *plen,
@@ -84,6 +97,10 @@ struct CPUPhysMemoryClient {
                              target_phys_addr_t end_addr);
     int (*migration_log)(struct CPUPhysMemoryClient *client,
                          int enable);
+    int (*log_start)(struct CPUPhysMemoryClient *client,
+                     target_phys_addr_t phys_addr, ram_addr_t size);
+    int (*log_stop)(struct CPUPhysMemoryClient *client,
+                    target_phys_addr_t phys_addr, ram_addr_t size);
     QLIST_ENTRY(CPUPhysMemoryClient) list;
 };
 
@@ -125,7 +142,6 @@ void cpu_physical_memory_write_rom(target_phys_addr_t addr,
 /* Acts like a ROM when read and like a device when written.  */
 #define IO_MEM_ROMD        (1)
 #define IO_MEM_SUBPAGE     (2)
-#define IO_MEM_SUBWIDTH    (4)
 
 #endif