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26#include "qemu/osdep.h"
27#include "qemu/units.h"
28#include "qapi/error.h"
29#include "hw/hw.h"
30#include "hw/ppc/ppc.h"
31#include "mac.h"
32#include "hw/input/adb.h"
33#include "hw/timer/m48t59.h"
34#include "sysemu/sysemu.h"
35#include "net/net.h"
36#include "hw/isa/isa.h"
37#include "hw/pci/pci.h"
38#include "hw/pci/pci_host.h"
39#include "hw/boards.h"
40#include "hw/nvram/fw_cfg.h"
41#include "hw/char/escc.h"
42#include "hw/misc/macio/macio.h"
43#include "hw/ide.h"
44#include "hw/loader.h"
45#include "elf.h"
46#include "qemu/error-report.h"
47#include "sysemu/kvm.h"
48#include "kvm_ppc.h"
49#include "exec/address-spaces.h"
50
51#define MAX_IDE_BUS 2
52#define CFG_ADDR 0xf0000510
53#define TBFREQ 16600000UL
54#define CLOCKFREQ 266000000UL
55#define BUSFREQ 66000000UL
56
57#define NDRV_VGA_FILENAME "qemu_vga.ndrv"
58
59#define GRACKLE_BASE 0xfec00000
60
61static void fw_cfg_boot_set(void *opaque, const char *boot_device,
62 Error **errp)
63{
64 fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
65}
66
67static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
68{
69 return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
70}
71
72static void ppc_heathrow_reset(void *opaque)
73{
74 PowerPCCPU *cpu = opaque;
75
76 cpu_reset(CPU(cpu));
77}
78
79static void ppc_heathrow_init(MachineState *machine)
80{
81 ram_addr_t ram_size = machine->ram_size;
82 const char *kernel_filename = machine->kernel_filename;
83 const char *kernel_cmdline = machine->kernel_cmdline;
84 const char *initrd_filename = machine->initrd_filename;
85 const char *boot_device = machine->boot_order;
86 MemoryRegion *sysmem = get_system_memory();
87 PowerPCCPU *cpu = NULL;
88 CPUPPCState *env = NULL;
89 char *filename;
90 int linux_boot, i;
91 MemoryRegion *ram = g_new(MemoryRegion, 1);
92 MemoryRegion *bios = g_new(MemoryRegion, 1);
93 uint32_t kernel_base, initrd_base, cmdline_base = 0;
94 int32_t kernel_size, initrd_size;
95 PCIBus *pci_bus;
96 OldWorldMacIOState *macio;
97 MACIOIDEState *macio_ide;
98 SysBusDevice *s;
99 DeviceState *dev, *pic_dev;
100 BusState *adb_bus;
101 int bios_size, ndrv_size;
102 uint8_t *ndrv_file;
103 uint16_t ppc_boot_device;
104 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
105 void *fw_cfg;
106 uint64_t tbfreq;
107
108 linux_boot = (kernel_filename != NULL);
109
110
111 for (i = 0; i < smp_cpus; i++) {
112 cpu = POWERPC_CPU(cpu_create(machine->cpu_type));
113 env = &cpu->env;
114
115
116 cpu_ppc_tb_init(env, TBFREQ);
117 qemu_register_reset(ppc_heathrow_reset, cpu);
118 }
119
120
121 if (ram_size > 2047 * MiB) {
122 error_report("Too much memory for this machine: %" PRId64 " MB, "
123 "maximum 2047 MB", ram_size / MiB);
124 exit(1);
125 }
126
127 memory_region_allocate_system_memory(ram, NULL, "ppc_heathrow.ram",
128 ram_size);
129 memory_region_add_subregion(sysmem, 0, ram);
130
131
132 memory_region_init_ram(bios, NULL, "ppc_heathrow.bios", BIOS_SIZE,
133 &error_fatal);
134
135 if (bios_name == NULL)
136 bios_name = PROM_FILENAME;
137 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
138 memory_region_set_readonly(bios, true);
139 memory_region_add_subregion(sysmem, PROM_ADDR, bios);
140
141
142 if (filename) {
143 bios_size = load_elf(filename, 0, NULL, NULL, NULL, NULL,
144 1, PPC_ELF_MACHINE, 0, 0);
145 g_free(filename);
146 } else {
147 bios_size = -1;
148 }
149 if (bios_size < 0 || bios_size > BIOS_SIZE) {
150 error_report("could not load PowerPC bios '%s'", bios_name);
151 exit(1);
152 }
153
154 if (linux_boot) {
155 uint64_t lowaddr = 0;
156 int bswap_needed;
157
158#ifdef BSWAP_NEEDED
159 bswap_needed = 1;
160#else
161 bswap_needed = 0;
162#endif
163 kernel_base = KERNEL_LOAD_ADDR;
164 kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
165 NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE,
166 0, 0);
167 if (kernel_size < 0)
168 kernel_size = load_aout(kernel_filename, kernel_base,
169 ram_size - kernel_base, bswap_needed,
170 TARGET_PAGE_SIZE);
171 if (kernel_size < 0)
172 kernel_size = load_image_targphys(kernel_filename,
173 kernel_base,
174 ram_size - kernel_base);
175 if (kernel_size < 0) {
176 error_report("could not load kernel '%s'", kernel_filename);
177 exit(1);
178 }
179
180 if (initrd_filename) {
181 initrd_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP);
182 initrd_size = load_image_targphys(initrd_filename, initrd_base,
183 ram_size - initrd_base);
184 if (initrd_size < 0) {
185 error_report("could not load initial ram disk '%s'",
186 initrd_filename);
187 exit(1);
188 }
189 cmdline_base = TARGET_PAGE_ALIGN(initrd_base + initrd_size);
190 } else {
191 initrd_base = 0;
192 initrd_size = 0;
193 cmdline_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP);
194 }
195 ppc_boot_device = 'm';
196 } else {
197 kernel_base = 0;
198 kernel_size = 0;
199 initrd_base = 0;
200 initrd_size = 0;
201 ppc_boot_device = '\0';
202 for (i = 0; boot_device[i] != '\0'; i++) {
203
204
205
206
207#if 0
208 if (boot_device[i] >= 'a' && boot_device[i] <= 'f') {
209 ppc_boot_device = boot_device[i];
210 break;
211 }
212#else
213 if (boot_device[i] >= 'c' && boot_device[i] <= 'd') {
214 ppc_boot_device = boot_device[i];
215 break;
216 }
217#endif
218 }
219 if (ppc_boot_device == '\0') {
220 error_report("No valid boot device for G3 Beige machine");
221 exit(1);
222 }
223 }
224
225
226 pic_dev = qdev_create(NULL, TYPE_HEATHROW);
227 qdev_init_nofail(pic_dev);
228
229
230 for (i = 0; i < smp_cpus; i++) {
231 switch (PPC_INPUT(env)) {
232 case PPC_FLAGS_INPUT_6xx:
233 qdev_connect_gpio_out(pic_dev, 0,
234 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT]);
235 break;
236 default:
237 error_report("Bus model not supported on OldWorld Mac machine");
238 exit(1);
239 }
240 }
241
242
243 if (kvm_enabled()) {
244 tbfreq = kvmppc_get_tbfreq();
245 } else {
246 tbfreq = TBFREQ;
247 }
248
249
250 if (PPC_INPUT(env) != PPC_FLAGS_INPUT_6xx) {
251 error_report("Only 6xx bus is supported on heathrow machine");
252 exit(1);
253 }
254
255
256 dev = qdev_create(NULL, TYPE_GRACKLE_PCI_HOST_BRIDGE);
257 object_property_set_link(OBJECT(dev), OBJECT(pic_dev), "pic",
258 &error_abort);
259 qdev_init_nofail(dev);
260 s = SYS_BUS_DEVICE(dev);
261 sysbus_mmio_map(s, 0, GRACKLE_BASE);
262 sysbus_mmio_map(s, 1, GRACKLE_BASE + 0x200000);
263
264 memory_region_add_subregion(get_system_memory(), 0x80000000ULL,
265 sysbus_mmio_get_region(s, 2));
266
267 memory_region_add_subregion(get_system_memory(), 0xfe000000,
268 sysbus_mmio_get_region(s, 3));
269
270 pci_bus = PCI_HOST_BRIDGE(dev)->bus;
271
272 pci_vga_init(pci_bus);
273
274 for (i = 0; i < nb_nics; i++) {
275 pci_nic_init_nofail(&nd_table[i], pci_bus, "ne2k_pci", NULL);
276 }
277
278 ide_drive_get(hd, ARRAY_SIZE(hd));
279
280
281 macio = OLDWORLD_MACIO(pci_create(pci_bus, -1, TYPE_OLDWORLD_MACIO));
282 dev = DEVICE(macio);
283 qdev_prop_set_uint64(dev, "frequency", tbfreq);
284 object_property_set_link(OBJECT(macio), OBJECT(pic_dev), "pic",
285 &error_abort);
286 qdev_init_nofail(dev);
287
288 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
289 "ide[0]"));
290 macio_ide_init_drives(macio_ide, hd);
291
292 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
293 "ide[1]"));
294 macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);
295
296 dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda"));
297 adb_bus = qdev_get_child_bus(dev, "adb.0");
298 dev = qdev_create(adb_bus, TYPE_ADB_KEYBOARD);
299 qdev_init_nofail(dev);
300 dev = qdev_create(adb_bus, TYPE_ADB_MOUSE);
301 qdev_init_nofail(dev);
302
303 if (machine_usb(machine)) {
304 pci_create_simple(pci_bus, -1, "pci-ohci");
305 }
306
307 if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8)
308 graphic_depth = 15;
309
310
311
312 fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2);
313 fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
314 fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
315 fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
316 fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, ARCH_HEATHROW);
317 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
318 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
319 if (kernel_cmdline) {
320 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
321 pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
322 } else {
323 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
324 }
325 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
326 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
327 fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
328
329 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
330 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
331 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
332
333 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
334 if (kvm_enabled()) {
335#ifdef CONFIG_KVM
336 uint8_t *hypercall;
337
338 hypercall = g_malloc(16);
339 kvmppc_get_hypercall(env, hypercall, 16);
340 fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
341 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
342#endif
343 }
344 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, tbfreq);
345
346 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, CLOCKFREQ);
347 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_BUSFREQ, BUSFREQ);
348
349
350 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, NDRV_VGA_FILENAME);
351 if (filename) {
352 ndrv_size = get_image_size(filename);
353 if (ndrv_size != -1) {
354 ndrv_file = g_malloc(ndrv_size);
355 ndrv_size = load_image(filename, ndrv_file);
356
357 fw_cfg_add_file(fw_cfg, "ndrv/qemu_vga.ndrv", ndrv_file, ndrv_size);
358 }
359 g_free(filename);
360 }
361
362 qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
363}
364
365static int heathrow_kvm_type(const char *arg)
366{
367
368 return 2;
369}
370
371static void heathrow_class_init(ObjectClass *oc, void *data)
372{
373 MachineClass *mc = MACHINE_CLASS(oc);
374
375 mc->desc = "Heathrow based PowerMAC";
376 mc->init = ppc_heathrow_init;
377 mc->block_default_type = IF_IDE;
378 mc->max_cpus = MAX_CPUS;
379#ifndef TARGET_PPC64
380 mc->is_default = 1;
381#endif
382
383 mc->default_boot_order = "cd";
384 mc->kvm_type = heathrow_kvm_type;
385 mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("750_v3.1");
386 mc->default_display = "std";
387}
388
389static const TypeInfo ppc_heathrow_machine_info = {
390 .name = MACHINE_TYPE_NAME("g3beige"),
391 .parent = TYPE_MACHINE,
392 .class_init = heathrow_class_init
393};
394
395static void ppc_heathrow_register_types(void)
396{
397 type_register_static(&ppc_heathrow_machine_info);
398}
399
400type_init(ppc_heathrow_register_types);
401