diff -r ffa851df0825 -r 2fb8b9db1c86 symbian-qemu-0.9.1-12/qemu-symbian-svp/hw/dummy_ppc.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/symbian-qemu-0.9.1-12/qemu-symbian-svp/hw/dummy_ppc.c Fri Jul 31 15:01:17 2009 +0100 @@ -0,0 +1,76 @@ +/* + * Dummy board with just RAM and CPU for use as an ISS. + * + * Copyright (c) 2007 CodeSourcery. + * + * This code is licenced under the GPL + */ + +#include "hw.h" +#include "sysemu.h" +#include "boards.h" +#include "ppc.h" + +/* Board init. */ + +static void dummy_ppc_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) +{ + CPUState *env; + int kernel_size; + uint64_t elf_entry; + target_ulong entry; + + if (!cpu_model) + cpu_model = "default"; + env = cpu_init(cpu_model); + if (!env) { + fprintf(stderr, "Unable to find ppc CPU definition\n"); + exit(1); + } + + cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL); + /* RAM at address zero */ + cpu_register_physical_memory(0x10000000, ram_size, + qemu_ram_alloc(ram_size) | IO_MEM_RAM); + + /* Load kernel. */ + if (kernel_filename) { + kernel_size = load_elf(kernel_filename, 0, &elf_entry, NULL, NULL); + entry = elf_entry; + if (kernel_size < 0) { + kernel_size = load_uimage(kernel_filename, &entry, NULL, NULL); + } + if (kernel_size < 0) { + kernel_size = load_image(kernel_filename, phys_ram_base); + entry = 0; + } + if (kernel_size < 0) { + fprintf(stderr, "qemu: could not load kernel '%s'\n", + kernel_filename); + exit(1); + } + } else { + entry = 0; + } + env->nip = entry; + if (semihosting_enabled) { + /* Setup initial stack. */ + target_ulong *p; + p = (target_ulong *)(phys_ram_base + ram_size); + *(--p) = 0; + *(--p) = 0; + env->gpr[1] = 0x10000000 + ram_size - 2 * sizeof(target_ulong); + /* Enable FPU. */ + env->msr |= (1 << MSR_FP); + } +} + +QEMUMachine dummy_ppc_machine = { + .name = "dummy", + .desc = "Dummy board", + .init = dummy_ppc_init, + .max_cpus = 1 +};