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

2 files changed, 12 insertions, 6 deletions

diff --git a/hw/ppc440_bamboo.c b/hw/ppc440_bamboo.c
index c407b1863f..b249e00c69 100644
--- a/hw/ppc440_bamboo.c
+++ b/hw/ppc440_bamboo.c
@@ -27,7 +27,7 @@
 
 #define BINARY_DEVICE_TREE_FILE "bamboo.dtb"
 
-static void *bamboo_load_device_tree(void *addr,
+static void *bamboo_load_device_tree(target_phys_addr_t addr,
                                      uint32_t ramsize,
                                      target_phys_addr_t initrd_base,
                                      target_phys_addr_t initrd_size,
@@ -37,6 +37,7 @@ static void *bamboo_load_device_tree(void *addr,
 #ifdef HAVE_FDT
     uint32_t mem_reg_property[] = { 0, 0, ramsize };
     char *path;
+    int fdt_size;
     int pathlen;
     int ret;
 
@@ -45,7 +46,7 @@ static void *bamboo_load_device_tree(void *addr,
 
     snprintf(path, pathlen, "%s/%s", bios_dir, BINARY_DEVICE_TREE_FILE);
 
-    fdt = load_device_tree(path, addr);
+    fdt = load_device_tree(path, &fdt_size);
     free(path);
     if (fdt == NULL)
         goto out;
@@ -75,6 +76,8 @@ static void *bamboo_load_device_tree(void *addr,
     if (kvm_enabled())
         kvmppc_fdt_update(fdt);
 
+    cpu_physical_memory_write (addr, (void *)fdt, fdt_size);
+
 out:
 #endif
 
@@ -165,7 +168,7 @@ static void bamboo_init(ram_addr_t ram_size, int vga_ram_size,
         else
             dt_base = kernel_size + loadaddr;
 
-        fdt = bamboo_load_device_tree(phys_ram_base + dt_base, ram_size,
+        fdt = bamboo_load_device_tree(dt_base, ram_size,
                                       initrd_base, initrd_size, kernel_cmdline);
         if (fdt == NULL) {
             fprintf(stderr, "couldn't load device tree\n");
diff --git a/hw/ppce500_mpc8544ds.c b/hw/ppce500_mpc8544ds.c
index 868dd90c08..50ad8149e5 100644
--- a/hw/ppce500_mpc8544ds.c
+++ b/hw/ppce500_mpc8544ds.c
@@ -71,7 +71,7 @@ out:
 }
 #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 @@ static void *mpc8544_load_device_tree(void *addr,
 #ifdef HAVE_FDT
     uint32_t mem_reg_property[] = {0, ramsize};
     char *path;
+    int fdt_size;
     int pathlen;
     int ret;
 
@@ -89,7 +90,7 @@ static void *mpc8544_load_device_tree(void *addr,
 
     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 @@ static void *mpc8544_load_device_tree(void *addr,
         mpc8544_copy_soc_cell(fdt, buf, "timebase-frequency");
     }
 
+    cpu_physical_memory_write (addr, (void *)fdt, fdt_size);
+
 out:
 #endif
 
@@ -259,7 +262,7 @@ static void mpc8544ds_init(ram_addr_t ram_size, int vga_ram_size,
 
     /* 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");