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9#include "qemu/osdep.h"
10#include "qapi/error.h"
11#include "cpu.h"
12#include "hw/hw.h"
13#include "hw/m68k/mcf.h"
14#include "hw/boards.h"
15#include "hw/loader.h"
16#include "elf.h"
17#include "exec/address-spaces.h"
18#include "qemu/error-report.h"
19#include "sysemu/qtest.h"
20
21#define KERNEL_LOAD_ADDR 0x10000
22#define AN5206_MBAR_ADDR 0x10000000
23#define AN5206_RAMBAR_ADDR 0x20000000
24
25
26
27static void an5206_init(MachineState *machine)
28{
29 ram_addr_t ram_size = machine->ram_size;
30 const char *kernel_filename = machine->kernel_filename;
31 M68kCPU *cpu;
32 CPUM68KState *env;
33 int kernel_size;
34 uint64_t elf_entry;
35 hwaddr entry;
36 MemoryRegion *address_space_mem = get_system_memory();
37 MemoryRegion *ram = g_new(MemoryRegion, 1);
38 MemoryRegion *sram = g_new(MemoryRegion, 1);
39
40 cpu = M68K_CPU(cpu_create(machine->cpu_type));
41 env = &cpu->env;
42
43
44 env->vbr = 0;
45
46 env->mbar = AN5206_MBAR_ADDR | 1;
47 env->rambar0 = AN5206_RAMBAR_ADDR | 1;
48
49
50 memory_region_allocate_system_memory(ram, NULL, "an5206.ram", ram_size);
51 memory_region_add_subregion(address_space_mem, 0, ram);
52
53
54 memory_region_init_ram(sram, NULL, "an5206.sram", 512, &error_fatal);
55 memory_region_add_subregion(address_space_mem, AN5206_RAMBAR_ADDR, sram);
56
57 mcf5206_init(address_space_mem, AN5206_MBAR_ADDR, cpu);
58
59
60 if (!kernel_filename) {
61 if (qtest_enabled()) {
62 return;
63 }
64 error_report("Kernel image must be specified");
65 exit(1);
66 }
67
68 kernel_size = load_elf(kernel_filename, NULL, NULL, NULL, &elf_entry,
69 NULL, NULL, 1, EM_68K, 0, 0);
70 entry = elf_entry;
71 if (kernel_size < 0) {
72 kernel_size = load_uimage(kernel_filename, &entry, NULL, NULL,
73 NULL, NULL);
74 }
75 if (kernel_size < 0) {
76 kernel_size = load_image_targphys(kernel_filename, KERNEL_LOAD_ADDR,
77 ram_size - KERNEL_LOAD_ADDR);
78 entry = KERNEL_LOAD_ADDR;
79 }
80 if (kernel_size < 0) {
81 error_report("Could not load kernel '%s'", kernel_filename);
82 exit(1);
83 }
84
85 env->pc = entry;
86}
87
88static void an5206_machine_init(MachineClass *mc)
89{
90 mc->desc = "Arnewsh 5206";
91 mc->init = an5206_init;
92 mc->default_cpu_type = M68K_CPU_TYPE_NAME("m5206");
93}
94
95DEFINE_MACHINE("an5206", an5206_machine_init)
96