--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian-qemu-0.9.1-12/qemu-symbian-svp/hw/ppc440_bamboo.c	Fri Jul 31 15:01:17 2009 +0100
@@ -0,0 +1,190 @@
+/*
+ * Qemu PowerPC 440 Bamboo board emulation
+ *
+ * Copyright 2007 IBM Corporation.
+ * Authors:
+ * 	Jerone Young <jyoung5@us.ibm.com>
+ * 	Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>
+ * 	Hollis Blanchard <hollisb@us.ibm.com>
+ *
+ * This work is licensed under the GNU GPL license version 2 or later.
+ *
+ */
+
+#include "config.h"
+#include "qemu-common.h"
+#include "net.h"
+#include "hw.h"
+#include "pci.h"
+#include "virtio-pci.h"
+#include "boards.h"
+#include "sysemu.h"
+#include "ppc440.h"
+#include "kvm.h"
+#include "kvm_ppc.h"
+#include "device_tree.h"
+
+#define BINARY_DEVICE_TREE_FILE "bamboo.dtb"
+
+static void *bamboo_load_device_tree(void *addr,
+                                     uint32_t ramsize,
+                                     target_phys_addr_t initrd_base,
+                                     target_phys_addr_t initrd_size,
+                                     const char *kernel_cmdline)
+{
+    void *fdt = NULL;
+#ifdef HAVE_FDT
+    uint32_t mem_reg_property[] = { 0, 0, ramsize };
+    char *path;
+    int pathlen;
+    int ret;
+
+    pathlen = snprintf(NULL, 0, "%s/%s", bios_dir, BINARY_DEVICE_TREE_FILE) + 1;
+    path = qemu_malloc(pathlen);
+    if (path == NULL)
+        return NULL;
+
+    snprintf(path, pathlen, "%s/%s", bios_dir, BINARY_DEVICE_TREE_FILE);
+
+    fdt = load_device_tree(path, addr);
+    free(path);
+    if (fdt == NULL)
+        goto out;
+
+    /* Manipulate device tree in memory. */
+
+    ret = qemu_devtree_setprop(fdt, "/memory", "reg", mem_reg_property,
+                               sizeof(mem_reg_property));
+    if (ret < 0)
+        fprintf(stderr, "couldn't set /memory/reg\n");
+
+    ret = qemu_devtree_setprop_cell(fdt, "/chosen", "linux,initrd-start",
+                                    initrd_base);
+    if (ret < 0)
+        fprintf(stderr, "couldn't set /chosen/linux,initrd-start\n");
+
+    ret = qemu_devtree_setprop_cell(fdt, "/chosen", "linux,initrd-end",
+                                    (initrd_base + initrd_size));
+    if (ret < 0)
+        fprintf(stderr, "couldn't set /chosen/linux,initrd-end\n");
+
+    ret = qemu_devtree_setprop_string(fdt, "/chosen", "bootargs",
+                                      kernel_cmdline);
+    if (ret < 0)
+        fprintf(stderr, "couldn't set /chosen/bootargs\n");
+
+    if (kvm_enabled())
+        kvmppc_fdt_update(fdt);
+
+out:
+#endif
+
+    return fdt;
+}
+
+static void bamboo_init(ram_addr_t ram_size, int vga_ram_size,
+                        const char *boot_device, DisplayState *ds,
+                        const char *kernel_filename,
+                        const char *kernel_cmdline,
+                        const char *initrd_filename,
+                        const char *cpu_model)
+{
+    unsigned int pci_irq_nrs[4] = { 28, 27, 26, 25 };
+    NICInfo *nd;
+    PCIBus *pcibus;
+    CPUState *env;
+    uint64_t elf_entry;
+    uint64_t elf_lowaddr;
+    target_ulong entry = 0;
+    target_ulong loadaddr = 0;
+    target_long kernel_size = 0;
+    target_ulong initrd_base = 0;
+    target_long initrd_size = 0;
+    target_ulong dt_base = 0;
+    void *fdt;
+    int i;
+
+    /* Setup CPU. */
+    env = ppc440ep_init(&ram_size, &pcibus, pci_irq_nrs, 1);
+
+    if (pcibus) {
+        int unit_id = 0;
+
+        /* Add virtio block devices. */
+        while ((i = drive_get_index(IF_VIRTIO, 0, unit_id)) != -1) {
+            virtio_blk_init_pci(pcibus, drives_table[i].bdrv);
+            unit_id++;
+        }
+
+        /* Register network interfaces. */
+        for (i = 0; i < nb_nics; i++) {
+            nd = &nd_table[i];
+            if (!nd->model) {
+                /* There are no PCI NICs on the Bamboo board, but there are
+                 * PCI slots, so we can pick model whatever we want. */
+                nd->model = "e1000";
+            }
+            pci_nic_init(pcibus, nd, -1);
+        }
+    }
+
+    /* Load kernel. */
+    if (kernel_filename) {
+        kernel_size = load_uimage(kernel_filename, &entry, &loadaddr, NULL);
+        if (kernel_size < 0) {
+            kernel_size = load_elf(kernel_filename, 0, &elf_entry, &elf_lowaddr,
+                                   NULL);
+            entry = elf_entry;
+            loadaddr = elf_lowaddr;
+        }
+        /* XXX try again as binary */
+        if (kernel_size < 0) {
+            fprintf(stderr, "qemu: could not load kernel '%s'\n",
+                    kernel_filename);
+            exit(1);
+        }
+    }
+
+    /* Load initrd. */
+    if (initrd_filename) {
+        initrd_base = kernel_size + loadaddr;
+        initrd_size = load_image(initrd_filename, phys_ram_base + initrd_base);
+
+        if (initrd_size < 0) {
+            fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
+                    initrd_filename);
+            exit(1);
+        }
+    }
+
+    /* If we're loading a kernel directly, we must load the device tree too. */
+    if (kernel_filename) {
+        if (initrd_base)
+            dt_base = initrd_base + initrd_size;
+        else
+            dt_base = kernel_size + loadaddr;
+
+        fdt = bamboo_load_device_tree(phys_ram_base + dt_base, ram_size,
+                                      initrd_base, initrd_size, kernel_cmdline);
+        if (fdt == NULL) {
+            fprintf(stderr, "couldn't load device tree\n");
+            exit(1);
+        }
+
+        /* Set initial guest state. */
+        env->gpr[1] = (16<<20) - 8;
+        env->gpr[3] = dt_base;
+        env->nip = entry;
+        /* XXX we currently depend on KVM to create some initial TLB entries. */
+    }
+
+    if (kvm_enabled())
+        kvmppc_init();
+}
+
+QEMUMachine bamboo_machine = {
+    .name = "bamboo",
+    .desc = "bamboo",
+    .init = bamboo_init,
+    .ram_require = 8<<20 | RAMSIZE_FIXED,
+};