2 * Arnewsh 5206 ColdFire system emulation.
4 * Copyright (c) 2007 CodeSourcery.
6 * This code is licenced under the GPL
11 #define KERNEL_LOAD_ADDR 0x10000
12 #define AN5206_MBAR_ADDR 0x10000000
13 #define AN5206_RAMBAR_ADDR 0x20000000
15 /* Stub functions for hardware that doesn't exist. */
30 static void an5206_init(int ram_size
, int vga_ram_size
, int boot_device
,
31 DisplayState
*ds
, const char **fd_filename
, int snapshot
,
32 const char *kernel_filename
, const char *kernel_cmdline
,
33 const char *initrd_filename
, const char *cpu_model
)
43 cpu_m68k_set_model(env
, cpu_model
);
45 /* Initialize CPU registers. */
47 /* TODO: allow changing MBAR and RAMBAR. */
48 env
->mbar
= AN5206_MBAR_ADDR
| 1;
49 env
->rambar0
= AN5206_RAMBAR_ADDR
| 1;
51 /* DRAM at address zero */
52 cpu_register_physical_memory(0, ram_size
,
53 qemu_ram_alloc(ram_size
) | IO_MEM_RAM
);
56 cpu_register_physical_memory(AN5206_RAMBAR_ADDR
, 512,
57 qemu_ram_alloc(512) | IO_MEM_RAM
);
59 mcf5206_init(AN5206_MBAR_ADDR
, env
);
62 if (!kernel_filename
) {
63 fprintf(stderr
, "Kernel image must be specified\n");
67 kernel_size
= load_elf(kernel_filename
, 0, &elf_entry
, NULL
, NULL
);
69 if (kernel_size
< 0) {
70 kernel_size
= load_uboot(kernel_filename
, &entry
, NULL
);
72 if (kernel_size
< 0) {
73 kernel_size
= load_image(kernel_filename
,
74 phys_ram_base
+ KERNEL_LOAD_ADDR
);
75 entry
= KERNEL_LOAD_ADDR
;
77 if (kernel_size
< 0) {
78 fprintf(stderr
, "qemu: could not load kernel '%s'\n", kernel_filename
);
85 QEMUMachine an5206_machine
= {