new physical memory access API (used by DMA accesses)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@645 c046a42c-6fe2-441c-8c8c-71466251a162

2 files changed, 16 insertions, 5 deletions

diff --git a/cpu-all.h b/cpu-all.h
index 931ea052dc..247674c637 100644
--- a/cpu-all.h
+++ b/cpu-all.h
@@ -599,10 +599,21 @@ int cpu_register_io_memory(int io_index,
                            CPUReadMemoryFunc **mem_read,
                            CPUWriteMemoryFunc **mem_write);
 
-void cpu_physical_memory_rw(CPUState *env, uint8_t *buf, target_ulong addr, 
+void cpu_physical_memory_rw(target_ulong addr, uint8_t *buf,
                             int len, int is_write);
-int cpu_memory_rw_debug(CPUState *env, 
-                        uint8_t *buf, target_ulong addr, int len, int is_write);
+static inline void cpu_physical_memory_read(target_ulong addr, uint8_t *buf,
+                                            int len)
+{
+    cpu_physical_memory_rw(addr, buf, len, 0);
+}
+static inline void cpu_physical_memory_write(target_ulong addr, const uint8_t *buf,
+                                            int len)
+{
+    cpu_physical_memory_rw(addr, (uint8_t *)buf, len, 1);
+}
+
+int cpu_memory_rw_debug(CPUState *env, target_ulong addr, 
+                        uint8_t *buf, int len, int is_write);
 
 /* read dirty bit (return 0 or 1) */
 static inline int cpu_physical_memory_is_dirty(target_ulong addr)
diff --git a/gdbstub.c b/gdbstub.c
index 4fa4af79a3..29f73c9cbc 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -472,7 +472,7 @@ int cpu_gdbstub(void *opaque, int (*main_loop)(void *opaque), int port)
             if (*p == ',')
                 p++;
             len = strtoul(p, NULL, 16);
-            if (cpu_memory_rw_debug(env, mem_buf, addr, len, 0) != 0)
+            if (cpu_memory_rw_debug(env, addr, mem_buf, len, 0) != 0)
                 memset(mem_buf, 0, len);
             memtohex(buf, mem_buf, len);
             put_packet(buf);
@@ -486,7 +486,7 @@ int cpu_gdbstub(void *opaque, int (*main_loop)(void *opaque), int port)
             if (*p == ',')
                 p++;
             hextomem(mem_buf, p, len);
-            if (cpu_memory_rw_debug(env, mem_buf, addr, len, 1) != 0)
+            if (cpu_memory_rw_debug(env, addr, mem_buf, len, 1) != 0)
                 put_packet("ENN");
             else
                 put_packet("OK");