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mirror: clarify mirror_do_read return code
[qemu.git] / hw / ppc / mac_newworld.c
blob32e88b3786871a30e4ad192d329e233c41c0e5a6
1 /*
2 * QEMU PowerPC CHRP (currently NewWorld PowerMac) hardware System Emulator
3 *
4 * Copyright (c) 2004-2007 Fabrice Bellard
5 * Copyright (c) 2007 Jocelyn Mayer
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23 * THE SOFTWARE.
24 *
25 * PCI bus layout on a real G5 (U3 based):
26 *
27 * 0000:f0:0b.0 Host bridge [0600]: Apple Computer Inc. U3 AGP [106b:004b]
28 * 0000:f0:10.0 VGA compatible controller [0300]: ATI Technologies Inc RV350 AP [Radeon 9600] [1002:4150]
29 * 0001:00:00.0 Host bridge [0600]: Apple Computer Inc. CPC945 HT Bridge [106b:004a]
30 * 0001:00:01.0 PCI bridge [0604]: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge [1022:7450] (rev 12)
31 * 0001:00:02.0 PCI bridge [0604]: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge [1022:7450] (rev 12)
32 * 0001:00:03.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0045]
33 * 0001:00:04.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0046]
34 * 0001:00:05.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0047]
35 * 0001:00:06.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0048]
36 * 0001:00:07.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0049]
37 * 0001:01:07.0 Class [ff00]: Apple Computer Inc. K2 KeyLargo Mac/IO [106b:0041] (rev 20)
38 * 0001:01:08.0 USB Controller [0c03]: Apple Computer Inc. K2 KeyLargo USB [106b:0040]
39 * 0001:01:09.0 USB Controller [0c03]: Apple Computer Inc. K2 KeyLargo USB [106b:0040]
40 * 0001:02:0b.0 USB Controller [0c03]: NEC Corporation USB [1033:0035] (rev 43)
41 * 0001:02:0b.1 USB Controller [0c03]: NEC Corporation USB [1033:0035] (rev 43)
42 * 0001:02:0b.2 USB Controller [0c03]: NEC Corporation USB 2.0 [1033:00e0] (rev 04)
43 * 0001:03:0d.0 Class [ff00]: Apple Computer Inc. K2 ATA/100 [106b:0043]
44 * 0001:03:0e.0 FireWire (IEEE 1394) [0c00]: Apple Computer Inc. K2 FireWire [106b:0042]
45 * 0001:04:0f.0 Ethernet controller [0200]: Apple Computer Inc. K2 GMAC (Sun GEM) [106b:004c]
46 * 0001:05:0c.0 IDE interface [0101]: Broadcom K2 SATA [1166:0240]
47 *
48 */
49 #include "qemu/osdep.h"
50 #include "qapi/error.h"
51 #include "hw/hw.h"
52 #include "hw/ppc/ppc.h"
53 #include "hw/ppc/mac.h"
54 #include "hw/input/adb.h"
55 #include "hw/ppc/mac_dbdma.h"
56 #include "hw/timer/m48t59.h"
57 #include "hw/pci/pci.h"
58 #include "net/net.h"
59 #include "sysemu/sysemu.h"
60 #include "hw/boards.h"
61 #include "hw/nvram/fw_cfg.h"
62 #include "hw/char/escc.h"
63 #include "hw/ppc/openpic.h"
64 #include "hw/ide.h"
65 #include "hw/loader.h"
66 #include "elf.h"
67 #include "qemu/error-report.h"
68 #include "sysemu/kvm.h"
69 #include "kvm_ppc.h"
70 #include "hw/usb.h"
71 #include "sysemu/block-backend.h"
72 #include "exec/address-spaces.h"
73 #include "hw/sysbus.h"
74 #include "qemu/cutils.h"
75
76 #define MAX_IDE_BUS 2
77 #define CFG_ADDR 0xf0000510
78 #define TBFREQ (100UL * 1000UL * 1000UL)
79 #define CLOCKFREQ (266UL * 1000UL * 1000UL)
80 #define BUSFREQ (100UL * 1000UL * 1000UL)
81
82 /* debug UniNorth */
83 //#define DEBUG_UNIN
84
85 #ifdef DEBUG_UNIN
86 #define UNIN_DPRINTF(fmt, ...) \
87 do { printf("UNIN: " fmt , ## __VA_ARGS__); } while (0)
88 #else
89 #define UNIN_DPRINTF(fmt, ...)
90 #endif
91
92 /* UniN device */
93 static void unin_write(void *opaque, hwaddr addr, uint64_t value,
94 unsigned size)
95 {
96 UNIN_DPRINTF("write addr " TARGET_FMT_plx " val %"PRIx64"\n", addr, value);
97 if (addr == 0x0) {
98 *(int*)opaque = value;
99 }
100 }
101
102 static uint64_t unin_read(void *opaque, hwaddr addr, unsigned size)
103 {
104 uint32_t value;
105
106 value = 0;
107 switch (addr) {
108 case 0:
109 value = *(int*)opaque;
110 }
111
112 UNIN_DPRINTF("readl addr " TARGET_FMT_plx " val %x\n", addr, value);
113
114 return value;
115 }
116
117 static const MemoryRegionOps unin_ops = {
118 .read = unin_read,
119 .write = unin_write,
120 .endianness = DEVICE_NATIVE_ENDIAN,
121 };
122
123 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
124 Error **errp)
125 {
126 fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
127 }
128
129 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
130 {
131 return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
132 }
133
134 static hwaddr round_page(hwaddr addr)
135 {
136 return (addr + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK;
137 }
138
139 static void ppc_core99_reset(void *opaque)
140 {
141 PowerPCCPU *cpu = opaque;
142
143 cpu_reset(CPU(cpu));
144 /* 970 CPUs want to get their initial IP as part of their boot protocol */
145 cpu->env.nip = PROM_ADDR + 0x100;
146 }
147
148 /* PowerPC Mac99 hardware initialisation */
149 static void ppc_core99_init(MachineState *machine)
150 {
151 ram_addr_t ram_size = machine->ram_size;
152 const char *kernel_filename = machine->kernel_filename;
153 const char *kernel_cmdline = machine->kernel_cmdline;
154 const char *initrd_filename = machine->initrd_filename;
155 const char *boot_device = machine->boot_order;
156 PowerPCCPU *cpu = NULL;
157 CPUPPCState *env = NULL;
158 char *filename;
159 qemu_irq *pic, **openpic_irqs;
160 MemoryRegion *isa = g_new(MemoryRegion, 1);
161 MemoryRegion *unin_memory = g_new(MemoryRegion, 1);
162 MemoryRegion *unin2_memory = g_new(MemoryRegion, 1);
163 int linux_boot, i, j, k;
164 MemoryRegion *ram = g_new(MemoryRegion, 1), *bios = g_new(MemoryRegion, 1);
165 hwaddr kernel_base, initrd_base, cmdline_base = 0;
166 long kernel_size, initrd_size;
167 PCIBus *pci_bus;
168 PCIDevice *macio;
169 MACIOIDEState *macio_ide;
170 BusState *adb_bus;
171 MacIONVRAMState *nvr;
172 int bios_size;
173 MemoryRegion *pic_mem, *escc_mem;
174 MemoryRegion *escc_bar = g_new(MemoryRegion, 1);
175 int ppc_boot_device;
176 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
177 void *fw_cfg;
178 int machine_arch;
179 SysBusDevice *s;
180 DeviceState *dev;
181 int *token = g_new(int, 1);
182 hwaddr nvram_addr = 0xFFF04000;
183 uint64_t tbfreq;
184
185 linux_boot = (kernel_filename != NULL);
186
187 /* init CPUs */
188 if (machine->cpu_model == NULL) {
189 #ifdef TARGET_PPC64
190 machine->cpu_model = "970fx";
191 #else
192 machine->cpu_model = "G4";
193 #endif
194 }
195 for (i = 0; i < smp_cpus; i++) {
196 cpu = cpu_ppc_init(machine->cpu_model);
197 if (cpu == NULL) {
198 fprintf(stderr, "Unable to find PowerPC CPU definition\n");
199 exit(1);
200 }
201 env = &cpu->env;
202
203 /* Set time-base frequency to 100 Mhz */
204 cpu_ppc_tb_init(env, TBFREQ);
205 qemu_register_reset(ppc_core99_reset, cpu);
206 }
207
208 /* allocate RAM */
209 memory_region_allocate_system_memory(ram, NULL, "ppc_core99.ram", ram_size);
210 memory_region_add_subregion(get_system_memory(), 0, ram);
211
212 /* allocate and load BIOS */
213 memory_region_init_ram(bios, NULL, "ppc_core99.bios", BIOS_SIZE,
214 &error_fatal);
215 vmstate_register_ram_global(bios);
216
217 if (bios_name == NULL)
218 bios_name = PROM_FILENAME;
219 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
220 memory_region_set_readonly(bios, true);
221 memory_region_add_subregion(get_system_memory(), PROM_ADDR, bios);
222
223 /* Load OpenBIOS (ELF) */
224 if (filename) {
225 bios_size = load_elf(filename, NULL, NULL, NULL,
226 NULL, NULL, 1, PPC_ELF_MACHINE, 0, 0);
227
228 g_free(filename);
229 } else {
230 bios_size = -1;
231 }
232 if (bios_size < 0 || bios_size > BIOS_SIZE) {
233 error_report("could not load PowerPC bios '%s'", bios_name);
234 exit(1);
235 }
236
237 if (linux_boot) {
238 uint64_t lowaddr = 0;
239 int bswap_needed;
240
241 #ifdef BSWAP_NEEDED
242 bswap_needed = 1;
243 #else
244 bswap_needed = 0;
245 #endif
246 kernel_base = KERNEL_LOAD_ADDR;
247
248 kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
249 NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE,
250 0, 0);
251 if (kernel_size < 0)
252 kernel_size = load_aout(kernel_filename, kernel_base,
253 ram_size - kernel_base, bswap_needed,
254 TARGET_PAGE_SIZE);
255 if (kernel_size < 0)
256 kernel_size = load_image_targphys(kernel_filename,
257 kernel_base,
258 ram_size - kernel_base);
259 if (kernel_size < 0) {
260 error_report("could not load kernel '%s'", kernel_filename);
261 exit(1);
262 }
263 /* load initrd */
264 if (initrd_filename) {
265 initrd_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
266 initrd_size = load_image_targphys(initrd_filename, initrd_base,
267 ram_size - initrd_base);
268 if (initrd_size < 0) {
269 error_report("could not load initial ram disk '%s'",
270 initrd_filename);
271 exit(1);
272 }
273 cmdline_base = round_page(initrd_base + initrd_size);
274 } else {
275 initrd_base = 0;
276 initrd_size = 0;
277 cmdline_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
278 }
279 ppc_boot_device = 'm';
280 } else {
281 kernel_base = 0;
282 kernel_size = 0;
283 initrd_base = 0;
284 initrd_size = 0;
285 ppc_boot_device = '\0';
286 /* We consider that NewWorld PowerMac never have any floppy drive
287 * For now, OHW cannot boot from the network.
288 */
289 for (i = 0; boot_device[i] != '\0'; i++) {
290 if (boot_device[i] >= 'c' && boot_device[i] <= 'f') {
291 ppc_boot_device = boot_device[i];
292 break;
293 }
294 }
295 if (ppc_boot_device == '\0') {
296 fprintf(stderr, "No valid boot device for Mac99 machine\n");
297 exit(1);
298 }
299 }
300
301 /* Register 8 MB of ISA IO space */
302 memory_region_init_alias(isa, NULL, "isa_mmio",
303 get_system_io(), 0, 0x00800000);
304 memory_region_add_subregion(get_system_memory(), 0xf2000000, isa);
305
306 /* UniN init: XXX should be a real device */
307 memory_region_init_io(unin_memory, NULL, &unin_ops, token, "unin", 0x1000);
308 memory_region_add_subregion(get_system_memory(), 0xf8000000, unin_memory);
309
310 memory_region_init_io(unin2_memory, NULL, &unin_ops, token, "unin", 0x1000);
311 memory_region_add_subregion(get_system_memory(), 0xf3000000, unin2_memory);
312
313 openpic_irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
314 openpic_irqs[0] =
315 g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
316 for (i = 0; i < smp_cpus; i++) {
317 /* Mac99 IRQ connection between OpenPIC outputs pins
318 * and PowerPC input pins
319 */
320 switch (PPC_INPUT(env)) {
321 case PPC_FLAGS_INPUT_6xx:
322 openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
323 openpic_irqs[i][OPENPIC_OUTPUT_INT] =
324 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
325 openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
326 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
327 openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
328 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP];
329 /* Not connected ? */
330 openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
331 /* Check this */
332 openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
333 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
334 break;
335 #if defined(TARGET_PPC64)
336 case PPC_FLAGS_INPUT_970:
337 openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
338 openpic_irqs[i][OPENPIC_OUTPUT_INT] =
339 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
340 openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
341 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
342 openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
343 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP];
344 /* Not connected ? */
345 openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
346 /* Check this */
347 openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
348 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
349 break;
350 #endif /* defined(TARGET_PPC64) */
351 default:
352 error_report("Bus model not supported on mac99 machine");
353 exit(1);
354 }
355 }
356
357 pic = g_new0(qemu_irq, 64);
358
359 dev = qdev_create(NULL, TYPE_OPENPIC);
360 qdev_prop_set_uint32(dev, "model", OPENPIC_MODEL_RAVEN);
361 qdev_init_nofail(dev);
362 s = SYS_BUS_DEVICE(dev);
363 pic_mem = s->mmio[0].memory;
364 k = 0;
365 for (i = 0; i < smp_cpus; i++) {
366 for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
367 sysbus_connect_irq(s, k++, openpic_irqs[i][j]);
368 }
369 }
370
371 for (i = 0; i < 64; i++) {
372 pic[i] = qdev_get_gpio_in(dev, i);
373 }
374
375 if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
376 /* 970 gets a U3 bus */
377 pci_bus = pci_pmac_u3_init(pic, get_system_memory(), get_system_io());
378 machine_arch = ARCH_MAC99_U3;
379 } else {
380 pci_bus = pci_pmac_init(pic, get_system_memory(), get_system_io());
381 machine_arch = ARCH_MAC99;
382 }
383
384 machine->usb |= defaults_enabled() && !machine->usb_disabled;
385
386 /* Timebase Frequency */
387 if (kvm_enabled()) {
388 tbfreq = kvmppc_get_tbfreq();
389 } else {
390 tbfreq = TBFREQ;
391 }
392
393 /* init basic PC hardware */
394 escc_mem = escc_init(0, pic[0x25], pic[0x24],
395 serial_hds[0], serial_hds[1], ESCC_CLOCK, 4);
396 memory_region_init_alias(escc_bar, NULL, "escc-bar",
397 escc_mem, 0, memory_region_size(escc_mem));
398
399 macio = pci_create(pci_bus, -1, TYPE_NEWWORLD_MACIO);
400 dev = DEVICE(macio);
401 qdev_connect_gpio_out(dev, 0, pic[0x19]); /* CUDA */
402 qdev_connect_gpio_out(dev, 1, pic[0x0d]); /* IDE */
403 qdev_connect_gpio_out(dev, 2, pic[0x02]); /* IDE DMA */
404 qdev_connect_gpio_out(dev, 3, pic[0x0e]); /* IDE */
405 qdev_connect_gpio_out(dev, 4, pic[0x03]); /* IDE DMA */
406 qdev_prop_set_uint64(dev, "frequency", tbfreq);
407 macio_init(macio, pic_mem, escc_bar);
408
409 /* We only emulate 2 out of 3 IDE controllers for now */
410 ide_drive_get(hd, ARRAY_SIZE(hd));
411
412 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
413 "ide[0]"));
414 macio_ide_init_drives(macio_ide, hd);
415
416 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
417 "ide[1]"));
418 macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);
419
420 dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda"));
421 adb_bus = qdev_get_child_bus(dev, "adb.0");
422 dev = qdev_create(adb_bus, TYPE_ADB_KEYBOARD);
423 qdev_init_nofail(dev);
424 dev = qdev_create(adb_bus, TYPE_ADB_MOUSE);
425 qdev_init_nofail(dev);
426
427 if (machine->usb) {
428 pci_create_simple(pci_bus, -1, "pci-ohci");
429
430 /* U3 needs to use USB for input because Linux doesn't support via-cuda
431 on PPC64 */
432 if (machine_arch == ARCH_MAC99_U3) {
433 USBBus *usb_bus = usb_bus_find(-1);
434
435 usb_create_simple(usb_bus, "usb-kbd");
436 usb_create_simple(usb_bus, "usb-mouse");
437 }
438 }
439
440 pci_vga_init(pci_bus);
441
442 if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) {
443 graphic_depth = 15;
444 }
445
446 for (i = 0; i < nb_nics; i++) {
447 pci_nic_init_nofail(&nd_table[i], pci_bus, "ne2k_pci", NULL);
448 }
449
450 /* The NewWorld NVRAM is not located in the MacIO device */
451 #ifdef CONFIG_KVM
452 if (kvm_enabled() && getpagesize() > 4096) {
453 /* We can't combine read-write and read-only in a single page, so
454 move the NVRAM out of ROM again for KVM */
455 nvram_addr = 0xFFE00000;
456 }
457 #endif
458 dev = qdev_create(NULL, TYPE_MACIO_NVRAM);
459 qdev_prop_set_uint32(dev, "size", 0x2000);
460 qdev_prop_set_uint32(dev, "it_shift", 1);
461 qdev_init_nofail(dev);
462 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, nvram_addr);
463 nvr = MACIO_NVRAM(dev);
464 pmac_format_nvram_partition(nvr, 0x2000);
465 /* No PCI init: the BIOS will do it */
466
467 fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2);
468 fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
469 fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
470 fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
471 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
472 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
473 if (kernel_cmdline) {
474 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
475 pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
476 } else {
477 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
478 }
479 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
480 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
481 fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
482
483 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
484 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
485 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
486
487 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
488 if (kvm_enabled()) {
489 #ifdef CONFIG_KVM
490 uint8_t *hypercall;
491
492 hypercall = g_malloc(16);
493 kvmppc_get_hypercall(env, hypercall, 16);
494 fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
495 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
496 #endif
497 }
498 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, tbfreq);
499 /* Mac OS X requires a "known good" clock-frequency value; pass it one. */
500 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, CLOCKFREQ);
501 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_BUSFREQ, BUSFREQ);
502 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_NVRAM_ADDR, nvram_addr);
503
504 qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
505 }
506
507 static int core99_kvm_type(const char *arg)
508 {
509 /* Always force PR KVM */
510 return 2;
511 }
512
513 static void core99_machine_class_init(ObjectClass *oc, void *data)
514 {
515 MachineClass *mc = MACHINE_CLASS(oc);
516
517 mc->desc = "Mac99 based PowerMAC";
518 mc->init = ppc_core99_init;
519 mc->max_cpus = MAX_CPUS;
520 mc->default_boot_order = "cd";
521 mc->kvm_type = core99_kvm_type;
522 }
523
524 static const TypeInfo core99_machine_info = {
525 .name = MACHINE_TYPE_NAME("mac99"),
526 .parent = TYPE_MACHINE,
527 .class_init = core99_machine_class_init,
528 };
529
530 static void mac_machine_register_types(void)
531 {
532 type_register_static(&core99_machine_info);
533 }
534
535 type_init(mac_machine_register_types)
QEmu