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stubs: Add a vmstate_dummy struct for CONFIG_USER_ONLY
[qemu/agraf.git] / hw / ppc / mac_newworld.c
bloba08a6b2086247b2bd7d17dfd9b99cc38a8cd84a4
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 "hw/hw.h"
50 #include "hw/ppc.h"
51 #include "hw/ppc/mac.h"
52 #include "hw/adb.h"
53 #include "hw/mac_dbdma.h"
54 #include "hw/nvram.h"
55 #include "hw/pci/pci.h"
56 #include "net/net.h"
57 #include "sysemu/sysemu.h"
58 #include "hw/boards.h"
59 #include "hw/fw_cfg.h"
60 #include "hw/escc.h"
61 #include "hw/openpic.h"
62 #include "hw/ide.h"
63 #include "hw/loader.h"
64 #include "elf.h"
65 #include "sysemu/kvm.h"
66 #include "kvm_ppc.h"
67 #include "hw/usb.h"
68 #include "sysemu/blockdev.h"
69 #include "exec/address-spaces.h"
70 #include "hw/sysbus.h"
71
72 #define MAX_IDE_BUS 2
73 #define CFG_ADDR 0xf0000510
74
75 /* debug UniNorth */
76 //#define DEBUG_UNIN
77
78 #ifdef DEBUG_UNIN
79 #define UNIN_DPRINTF(fmt, ...) \
80 do { printf("UNIN: " fmt , ## __VA_ARGS__); } while (0)
81 #else
82 #define UNIN_DPRINTF(fmt, ...)
83 #endif
84
85 /* UniN device */
86 static void unin_write(void *opaque, hwaddr addr, uint64_t value,
87 unsigned size)
88 {
89 UNIN_DPRINTF("write addr " TARGET_FMT_plx " val %"PRIx64"\n", addr, value);
90 }
91
92 static uint64_t unin_read(void *opaque, hwaddr addr, unsigned size)
93 {
94 uint32_t value;
95
96 value = 0;
97 UNIN_DPRINTF("readl addr " TARGET_FMT_plx " val %x\n", addr, value);
98
99 return value;
100 }
101
102 static const MemoryRegionOps unin_ops = {
103 .read = unin_read,
104 .write = unin_write,
105 .endianness = DEVICE_NATIVE_ENDIAN,
106 };
107
108 static int fw_cfg_boot_set(void *opaque, const char *boot_device)
109 {
110 fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
111 return 0;
112 }
113
114 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
115 {
116 return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
117 }
118
119 static hwaddr round_page(hwaddr addr)
120 {
121 return (addr + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK;
122 }
123
124 static void ppc_core99_reset(void *opaque)
125 {
126 PowerPCCPU *cpu = opaque;
127
128 cpu_reset(CPU(cpu));
129 }
130
131 /* PowerPC Mac99 hardware initialisation */
132 static void ppc_core99_init(QEMUMachineInitArgs *args)
133 {
134 ram_addr_t ram_size = args->ram_size;
135 const char *cpu_model = args->cpu_model;
136 const char *kernel_filename = args->kernel_filename;
137 const char *kernel_cmdline = args->kernel_cmdline;
138 const char *initrd_filename = args->initrd_filename;
139 const char *boot_device = args->boot_device;
140 PowerPCCPU *cpu = NULL;
141 CPUPPCState *env = NULL;
142 char *filename;
143 qemu_irq *pic, **openpic_irqs;
144 MemoryRegion *unin_memory = g_new(MemoryRegion, 1);
145 int linux_boot, i, j, k;
146 MemoryRegion *ram = g_new(MemoryRegion, 1), *bios = g_new(MemoryRegion, 1);
147 hwaddr kernel_base, initrd_base, cmdline_base = 0;
148 long kernel_size, initrd_size;
149 PCIBus *pci_bus;
150 PCIDevice *macio;
151 MACIOIDEState *macio_ide;
152 BusState *adb_bus;
153 MacIONVRAMState *nvr;
154 int bios_size;
155 MemoryRegion *pic_mem, *escc_mem;
156 MemoryRegion *escc_bar = g_new(MemoryRegion, 1);
157 int ppc_boot_device;
158 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
159 void *fw_cfg;
160 int machine_arch;
161 SysBusDevice *s;
162 DeviceState *dev;
163
164 linux_boot = (kernel_filename != NULL);
165
166 /* init CPUs */
167 if (cpu_model == NULL)
168 #ifdef TARGET_PPC64
169 cpu_model = "970fx";
170 #else
171 cpu_model = "G4";
172 #endif
173 for (i = 0; i < smp_cpus; i++) {
174 cpu = cpu_ppc_init(cpu_model);
175 if (cpu == NULL) {
176 fprintf(stderr, "Unable to find PowerPC CPU definition\n");
177 exit(1);
178 }
179 env = &cpu->env;
180
181 /* Set time-base frequency to 100 Mhz */
182 cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL);
183 qemu_register_reset(ppc_core99_reset, cpu);
184 }
185
186 /* allocate RAM */
187 memory_region_init_ram(ram, "ppc_core99.ram", ram_size);
188 vmstate_register_ram_global(ram);
189 memory_region_add_subregion(get_system_memory(), 0, ram);
190
191 /* allocate and load BIOS */
192 memory_region_init_ram(bios, "ppc_core99.bios", BIOS_SIZE);
193 vmstate_register_ram_global(bios);
194 if (bios_name == NULL)
195 bios_name = PROM_FILENAME;
196 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
197 memory_region_set_readonly(bios, true);
198 memory_region_add_subregion(get_system_memory(), PROM_ADDR, bios);
199
200 /* Load OpenBIOS (ELF) */
201 if (filename) {
202 bios_size = load_elf(filename, NULL, NULL, NULL,
203 NULL, NULL, 1, ELF_MACHINE, 0);
204
205 g_free(filename);
206 } else {
207 bios_size = -1;
208 }
209 if (bios_size < 0 || bios_size > BIOS_SIZE) {
210 hw_error("qemu: could not load PowerPC bios '%s'\n", bios_name);
211 exit(1);
212 }
213
214 if (linux_boot) {
215 uint64_t lowaddr = 0;
216 int bswap_needed;
217
218 #ifdef BSWAP_NEEDED
219 bswap_needed = 1;
220 #else
221 bswap_needed = 0;
222 #endif
223 kernel_base = KERNEL_LOAD_ADDR;
224
225 kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
226 NULL, &lowaddr, NULL, 1, ELF_MACHINE, 0);
227 if (kernel_size < 0)
228 kernel_size = load_aout(kernel_filename, kernel_base,
229 ram_size - kernel_base, bswap_needed,
230 TARGET_PAGE_SIZE);
231 if (kernel_size < 0)
232 kernel_size = load_image_targphys(kernel_filename,
233 kernel_base,
234 ram_size - kernel_base);
235 if (kernel_size < 0) {
236 hw_error("qemu: could not load kernel '%s'\n", kernel_filename);
237 exit(1);
238 }
239 /* load initrd */
240 if (initrd_filename) {
241 initrd_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
242 initrd_size = load_image_targphys(initrd_filename, initrd_base,
243 ram_size - initrd_base);
244 if (initrd_size < 0) {
245 hw_error("qemu: could not load initial ram disk '%s'\n",
246 initrd_filename);
247 exit(1);
248 }
249 cmdline_base = round_page(initrd_base + initrd_size);
250 } else {
251 initrd_base = 0;
252 initrd_size = 0;
253 cmdline_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
254 }
255 ppc_boot_device = 'm';
256 } else {
257 kernel_base = 0;
258 kernel_size = 0;
259 initrd_base = 0;
260 initrd_size = 0;
261 ppc_boot_device = '\0';
262 /* We consider that NewWorld PowerMac never have any floppy drive
263 * For now, OHW cannot boot from the network.
264 */
265 for (i = 0; boot_device[i] != '\0'; i++) {
266 if (boot_device[i] >= 'c' && boot_device[i] <= 'f') {
267 ppc_boot_device = boot_device[i];
268 break;
269 }
270 }
271 if (ppc_boot_device == '\0') {
272 fprintf(stderr, "No valid boot device for Mac99 machine\n");
273 exit(1);
274 }
275 }
276
277 /* Register 8 MB of ISA IO space */
278 isa_mmio_init(0xf2000000, 0x00800000);
279
280 /* UniN init */
281 memory_region_init_io(unin_memory, &unin_ops, NULL, "unin", 0x1000);
282 memory_region_add_subregion(get_system_memory(), 0xf8000000, unin_memory);
283
284 openpic_irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
285 openpic_irqs[0] =
286 g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
287 for (i = 0; i < smp_cpus; i++) {
288 /* Mac99 IRQ connection between OpenPIC outputs pins
289 * and PowerPC input pins
290 */
291 switch (PPC_INPUT(env)) {
292 case PPC_FLAGS_INPUT_6xx:
293 openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
294 openpic_irqs[i][OPENPIC_OUTPUT_INT] =
295 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
296 openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
297 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
298 openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
299 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP];
300 /* Not connected ? */
301 openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
302 /* Check this */
303 openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
304 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
305 break;
306 #if defined(TARGET_PPC64)
307 case PPC_FLAGS_INPUT_970:
308 openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
309 openpic_irqs[i][OPENPIC_OUTPUT_INT] =
310 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
311 openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
312 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
313 openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
314 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP];
315 /* Not connected ? */
316 openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
317 /* Check this */
318 openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
319 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
320 break;
321 #endif /* defined(TARGET_PPC64) */
322 default:
323 hw_error("Bus model not supported on mac99 machine\n");
324 exit(1);
325 }
326 }
327
328 pic = g_new(qemu_irq, 64);
329
330 dev = qdev_create(NULL, "openpic");
331 qdev_prop_set_uint32(dev, "model", OPENPIC_MODEL_RAVEN);
332 qdev_init_nofail(dev);
333 s = SYS_BUS_DEVICE(dev);
334 pic_mem = s->mmio[0].memory;
335 k = 0;
336 for (i = 0; i < smp_cpus; i++) {
337 for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
338 sysbus_connect_irq(s, k++, openpic_irqs[i][j]);
339 }
340 }
341
342 for (i = 0; i < 64; i++) {
343 pic[i] = qdev_get_gpio_in(dev, i);
344 }
345
346 if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
347 /* 970 gets a U3 bus */
348 pci_bus = pci_pmac_u3_init(pic, get_system_memory(), get_system_io());
349 machine_arch = ARCH_MAC99_U3;
350 } else {
351 pci_bus = pci_pmac_init(pic, get_system_memory(), get_system_io());
352 machine_arch = ARCH_MAC99;
353 }
354 /* init basic PC hardware */
355 pci_vga_init(pci_bus);
356
357 escc_mem = escc_init(0, pic[0x25], pic[0x24],
358 serial_hds[0], serial_hds[1], ESCC_CLOCK, 4);
359 memory_region_init_alias(escc_bar, "escc-bar",
360 escc_mem, 0, memory_region_size(escc_mem));
361
362 for(i = 0; i < nb_nics; i++)
363 pci_nic_init_nofail(&nd_table[i], "ne2k_pci", NULL);
364
365 ide_drive_get(hd, MAX_IDE_BUS);
366
367 macio = pci_create(pci_bus, -1, TYPE_NEWWORLD_MACIO);
368 dev = DEVICE(macio);
369 qdev_connect_gpio_out(dev, 0, pic[0x19]); /* CUDA */
370 qdev_connect_gpio_out(dev, 1, pic[0x0d]); /* IDE */
371 qdev_connect_gpio_out(dev, 2, pic[0x02]); /* IDE DMA */
372 qdev_connect_gpio_out(dev, 3, pic[0x0e]); /* IDE */
373 qdev_connect_gpio_out(dev, 4, pic[0x03]); /* IDE DMA */
374 macio_init(macio, pic_mem, escc_bar);
375
376 /* We only emulate 2 out of 3 IDE controllers for now */
377 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
378 "ide[0]"));
379 macio_ide_init_drives(macio_ide, hd);
380
381 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
382 "ide[1]"));
383 macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);
384
385 dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda"));
386 adb_bus = qdev_get_child_bus(dev, "adb.0");
387 dev = qdev_create(adb_bus, TYPE_ADB_KEYBOARD);
388 qdev_init_nofail(dev);
389 dev = qdev_create(adb_bus, TYPE_ADB_MOUSE);
390 qdev_init_nofail(dev);
391
392 if (usb_enabled(machine_arch == ARCH_MAC99_U3)) {
393 pci_create_simple(pci_bus, -1, "pci-ohci");
394 /* U3 needs to use USB for input because Linux doesn't support via-cuda
395 on PPC64 */
396 if (machine_arch == ARCH_MAC99_U3) {
397 usbdevice_create("keyboard");
398 usbdevice_create("mouse");
399 }
400 }
401
402 if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8)
403 graphic_depth = 15;
404
405 /* The NewWorld NVRAM is not located in the MacIO device */
406 dev = qdev_create(NULL, TYPE_MACIO_NVRAM);
407 qdev_prop_set_uint32(dev, "size", 0x2000);
408 qdev_prop_set_uint32(dev, "it_shift", 1);
409 qdev_init_nofail(dev);
410 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xFFF04000);
411 nvr = MACIO_NVRAM(dev);
412 pmac_format_nvram_partition(nvr, 0x2000);
413 /* No PCI init: the BIOS will do it */
414
415 fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
416 fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
417 fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
418 fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
419 fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
420 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
421 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
422 if (kernel_cmdline) {
423 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
424 pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
425 } else {
426 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
427 }
428 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
429 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
430 fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
431
432 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
433 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
434 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
435
436 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
437 if (kvm_enabled()) {
438 #ifdef CONFIG_KVM
439 uint8_t *hypercall;
440
441 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, kvmppc_get_tbfreq());
442 hypercall = g_malloc(16);
443 kvmppc_get_hypercall(env, hypercall, 16);
444 fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
445 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
446 #endif
447 } else {
448 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
449 }
450
451 qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
452 }
453
454 static QEMUMachine core99_machine = {
455 .name = "mac99",
456 .desc = "Mac99 based PowerMAC",
457 .init = ppc_core99_init,
458 .max_cpus = MAX_CPUS,
459 #ifdef TARGET_PPC64
460 .is_default = 1,
461 #endif
462 DEFAULT_MACHINE_OPTIONS,
463 };
464
465 static void core99_machine_init(void)
466 {
467 qemu_register_machine(&core99_machine);
468 }
469
470 machine_init(core99_machine_init);
Qemu with PowerPC KVM improvements