#include "exec/hwaddr.h"
#endif
+/**
+ * vaddr:
+ * Type wide enough to contain any #target_ulong virtual address.
+ */
+typedef uint64_t vaddr;
+#define VADDR_PRId PRId64
+#define VADDR_PRIu PRIu64
+#define VADDR_PRIo PRIo64
+#define VADDR_PRIx PRIx64
+#define VADDR_PRIX PRIX64
+#define VADDR_MAX UINT64_MAX
+
+void cpu_exec_init_all(void);
+void cpu_exec_step_atomic(CPUState *cpu);
+
+/* Using intptr_t ensures that qemu_*_page_mask is sign-extended even
+ * when intptr_t is 32-bit and we are aligning a long long.
+ */
+extern uintptr_t qemu_host_page_size;
+extern intptr_t qemu_host_page_mask;
+
+#define HOST_PAGE_ALIGN(addr) ROUND_UP((addr), qemu_host_page_size)
+#define REAL_HOST_PAGE_ALIGN(addr) ROUND_UP((addr), qemu_real_host_page_size())
+
/* The CPU list lock nests outside page_(un)lock or mmap_(un)lock */
+extern QemuMutex qemu_cpu_list_lock;
void qemu_init_cpu_list(void);
void cpu_list_lock(void);
void cpu_list_unlock(void);
+unsigned int cpu_list_generation_id_get(void);
void tcg_flush_softmmu_tlb(CPUState *cs);
+void tcg_flush_jmp_cache(CPUState *cs);
+
+void tcg_iommu_init_notifier_list(CPUState *cpu);
+void tcg_iommu_free_notifier_list(CPUState *cpu);
#if !defined(CONFIG_USER_ONLY)
DEVICE_LITTLE_ENDIAN,
};
-#if defined(HOST_WORDS_BIGENDIAN)
+#if HOST_BIG_ENDIAN
#define DEVICE_HOST_ENDIAN DEVICE_BIG_ENDIAN
#else
#define DEVICE_HOST_ENDIAN DEVICE_LITTLE_ENDIAN
# define RAM_ADDR_FMT "%" PRIxPTR
#endif
-extern ram_addr_t ram_size;
-
/* memory API */
-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 not be used by devices. */
ram_addr_t qemu_ram_addr_from_host(void *ptr);
+ram_addr_t qemu_ram_addr_from_host_nofail(void *ptr);
RAMBlock *qemu_ram_block_by_name(const char *name);
RAMBlock *qemu_ram_block_from_host(void *ptr, bool round_offset,
ram_addr_t *offset);
void *qemu_ram_get_host_addr(RAMBlock *rb);
ram_addr_t qemu_ram_get_offset(RAMBlock *rb);
ram_addr_t qemu_ram_get_used_length(RAMBlock *rb);
+ram_addr_t qemu_ram_get_max_length(RAMBlock *rb);
bool qemu_ram_is_shared(RAMBlock *rb);
+bool qemu_ram_is_noreserve(RAMBlock *rb);
bool qemu_ram_is_uf_zeroable(RAMBlock *rb);
void qemu_ram_set_uf_zeroable(RAMBlock *rb);
bool qemu_ram_is_migratable(RAMBlock *rb);
void qemu_ram_set_migratable(RAMBlock *rb);
void qemu_ram_unset_migratable(RAMBlock *rb);
+int qemu_ram_get_fd(RAMBlock *rb);
size_t qemu_ram_pagesize(RAMBlock *block);
size_t qemu_ram_pagesize_largest(void);
-void cpu_physical_memory_rw(hwaddr addr, uint8_t *buf,
- hwaddr len, int is_write);
+/**
+ * cpu_address_space_init:
+ * @cpu: CPU to add this address space to
+ * @asidx: integer index of this address space
+ * @prefix: prefix to be used as name of address space
+ * @mr: the root memory region of address space
+ *
+ * Add the specified address space to the CPU's cpu_ases list.
+ * The address space added with @asidx 0 is the one used for the
+ * convenience pointer cpu->as.
+ * The target-specific code which registers ASes is responsible
+ * for defining what semantics address space 0, 1, 2, etc have.
+ *
+ * Before the first call to this function, the caller must set
+ * cpu->num_ases to the total number of address spaces it needs
+ * to support.
+ *
+ * Note that with KVM only one address space is supported.
+ */
+void cpu_address_space_init(CPUState *cpu, int asidx,
+ const char *prefix, MemoryRegion *mr);
+
+void cpu_physical_memory_rw(hwaddr addr, void *buf,
+ hwaddr len, bool is_write);
static inline void cpu_physical_memory_read(hwaddr addr,
void *buf, hwaddr len)
{
- cpu_physical_memory_rw(addr, buf, len, 0);
+ cpu_physical_memory_rw(addr, buf, len, false);
}
static inline void cpu_physical_memory_write(hwaddr addr,
const void *buf, hwaddr len)
{
- cpu_physical_memory_rw(addr, (void *)buf, len, 1);
+ cpu_physical_memory_rw(addr, (void *)buf, len, true);
}
+void cpu_reloading_memory_map(void);
void *cpu_physical_memory_map(hwaddr addr,
hwaddr *plen,
- int is_write);
+ bool is_write);
void cpu_physical_memory_unmap(void *buffer, hwaddr len,
- int is_write, hwaddr access_len);
+ bool is_write, hwaddr access_len);
void cpu_register_map_client(QEMUBH *bh);
void cpu_unregister_map_client(QEMUBH *bh);
#endif
+/* Returns: 0 on success, -1 on error */
+int cpu_memory_rw_debug(CPUState *cpu, vaddr addr,
+ void *ptr, size_t len, bool is_write);
+
+/* vl.c */
+void list_cpus(void);
+
#endif /* CPU_COMMON_H */