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-rw-r--r--include/exec/cpu-common.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h
index de5f444b19..7f7b5943c7 100644
--- a/include/exec/cpu-common.h
+++ b/include/exec/cpu-common.h
@@ -7,6 +7,18 @@
#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
+
/* 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.
*/
@@ -78,6 +90,28 @@ void qemu_ram_unset_migratable(RAMBlock *rb);
size_t qemu_ram_pagesize(RAMBlock *block);
size_t qemu_ram_pagesize_largest(void);
+/**
+ * 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,
@@ -90,6 +124,7 @@ static inline void cpu_physical_memory_write(hwaddr addr,
{
cpu_physical_memory_rw(addr, (void *)buf, len, true);
}
+void cpu_reloading_memory_map(void);
void *cpu_physical_memory_map(hwaddr addr,
hwaddr *plen,
bool is_write);
@@ -116,6 +151,10 @@ int ram_block_discard_range(RAMBlock *rb, uint64_t start, size_t length);
#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 */
extern int singlestep;