Wean device tree code off phys_ram_base.

Signed-off-by: Paul Brook <paul@codesourcery.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7068 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/hw/ppce500_mpc8544ds.c b/hw/ppce500_mpc8544ds.c
index 868dd90..50ad814 100644
--- a/hw/ppce500_mpc8544ds.c
+++ b/hw/ppce500_mpc8544ds.c
@@ -71,7 +71,7 @@
 }
 #endif
 
-static void *mpc8544_load_device_tree(void *addr,
+static void *mpc8544_load_device_tree(target_phys_addr_t addr,
                                      uint32_t ramsize,
                                      target_phys_addr_t initrd_base,
                                      target_phys_addr_t initrd_size,
@@ -81,6 +81,7 @@
 #ifdef HAVE_FDT
     uint32_t mem_reg_property[] = {0, ramsize};
     char *path;
+    int fdt_size;
     int pathlen;
     int ret;
 
@@ -89,7 +90,7 @@
 
     snprintf(path, pathlen, "%s/%s", bios_dir, BINARY_DEVICE_TREE_FILE);
 
-    fdt = load_device_tree(path, addr);
+    fdt = load_device_tree(path, &fdt_size);
     qemu_free(path);
     if (fdt == NULL)
         goto out;
@@ -142,6 +143,8 @@
         mpc8544_copy_soc_cell(fdt, buf, "timebase-frequency");
     }
 
+    cpu_physical_memory_write (addr, (void *)fdt, fdt_size);
+
 out:
 #endif
 
@@ -259,7 +262,7 @@
 
     /* If we're loading a kernel directly, we must load the device tree too. */
     if (kernel_filename) {
-        fdt = mpc8544_load_device_tree(phys_ram_base + dt_base, ram_size,
+        fdt = mpc8544_load_device_tree(dt_base, ram_size,
                                       initrd_base, initrd_size, kernel_cmdline);
         if (fdt == NULL) {
             fprintf(stderr, "couldn't load device tree\n");