2 * QEMU PowerPC CHRP (currently NewWorld PowerMac) hardware System Emulator
4 * Copyright (c) 2004-2007 Fabrice Bellard
5 * Copyright (c) 2007 Jocelyn Mayer
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:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
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
25 * PCI bus layout on a real G5 (U3 based):
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]
50 #include "hw/ppc/ppc.h"
51 #include "hw/ppc/mac.h"
52 #include "hw/input/adb.h"
53 #include "hw/ppc/mac_dbdma.h"
54 #include "hw/timer/m48t59.h"
55 #include "hw/pci/pci.h"
57 #include "sysemu/sysemu.h"
58 #include "hw/boards.h"
59 #include "hw/nvram/fw_cfg.h"
60 #include "hw/char/escc.h"
61 #include "hw/ppc/openpic.h"
63 #include "hw/loader.h"
65 #include "sysemu/kvm.h"
68 #include "sysemu/blockdev.h"
69 #include "exec/address-spaces.h"
70 #include "hw/sysbus.h"
73 #define CFG_ADDR 0xf0000510
74 #define TBFREQ (100UL * 1000UL * 1000UL)
75 #define CLOCKFREQ (266UL * 1000UL * 1000UL)
76 #define BUSFREQ (100UL * 1000UL * 1000UL)
82 #define UNIN_DPRINTF(fmt, ...) \
83 do { printf("UNIN: " fmt , ## __VA_ARGS__); } while (0)
85 #define UNIN_DPRINTF(fmt, ...)
89 static void unin_write(void *opaque, hwaddr addr, uint64_t value,
92 UNIN_DPRINTF("write addr " TARGET_FMT_plx " val %"PRIx64"\n", addr, value);
94 *(int*)opaque = value;
98 static uint64_t unin_read(void *opaque, hwaddr addr, unsigned size)
105 value = *(int*)opaque;
108 UNIN_DPRINTF("readl addr " TARGET_FMT_plx " val %x\n", addr, value);
113 static const MemoryRegionOps unin_ops = {
116 .endianness = DEVICE_NATIVE_ENDIAN,
119 static int fw_cfg_boot_set(void *opaque, const char *boot_device)
121 fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
125 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
127 return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
130 static hwaddr round_page(hwaddr addr)
132 return (addr + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK;
135 static void ppc_core99_reset(void *opaque)
137 PowerPCCPU *cpu = opaque;
140 /* 970 CPUs want to get their initial IP as part of their boot protocol */
141 cpu->env.nip = PROM_ADDR + 0x100;
144 /* PowerPC Mac99 hardware initialisation */
145 static void ppc_core99_init(MachineState *machine)
147 ram_addr_t ram_size = machine->ram_size;
148 const char *cpu_model = machine->cpu_model;
149 const char *kernel_filename = machine->kernel_filename;
150 const char *kernel_cmdline = machine->kernel_cmdline;
151 const char *initrd_filename = machine->initrd_filename;
152 const char *boot_device = machine->boot_order;
153 PowerPCCPU *cpu = NULL;
154 CPUPPCState *env = NULL;
156 qemu_irq *pic, **openpic_irqs;
157 MemoryRegion *isa = g_new(MemoryRegion, 1);
158 MemoryRegion *unin_memory = g_new(MemoryRegion, 1);
159 MemoryRegion *unin2_memory = g_new(MemoryRegion, 1);
160 int linux_boot, i, j, k;
161 MemoryRegion *ram = g_new(MemoryRegion, 1), *bios = g_new(MemoryRegion, 1);
162 hwaddr kernel_base, initrd_base, cmdline_base = 0;
163 long kernel_size, initrd_size;
166 MACIOIDEState *macio_ide;
168 MacIONVRAMState *nvr;
170 MemoryRegion *pic_mem, *escc_mem;
171 MemoryRegion *escc_bar = g_new(MemoryRegion, 1);
173 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
178 int *token = g_new(int, 1);
180 linux_boot = (kernel_filename != NULL);
183 if (cpu_model == NULL)
189 for (i = 0; i < smp_cpus; i++) {
190 cpu = cpu_ppc_init(cpu_model);
192 fprintf(stderr, "Unable to find PowerPC CPU definition\n");
197 /* Set time-base frequency to 100 Mhz */
198 cpu_ppc_tb_init(env, TBFREQ);
199 qemu_register_reset(ppc_core99_reset, cpu);
203 memory_region_allocate_system_memory(ram, NULL, "ppc_core99.ram", ram_size);
204 memory_region_add_subregion(get_system_memory(), 0, ram);
206 /* allocate and load BIOS */
207 memory_region_allocate_system_memory(bios, NULL, "ppc_core99.bios",
209 if (bios_name == NULL)
210 bios_name = PROM_FILENAME;
211 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
212 memory_region_set_readonly(bios, true);
213 memory_region_add_subregion(get_system_memory(), PROM_ADDR, bios);
215 /* Load OpenBIOS (ELF) */
217 bios_size = load_elf(filename, NULL, NULL, NULL,
218 NULL, NULL, 1, ELF_MACHINE, 0);
224 if (bios_size < 0 || bios_size > BIOS_SIZE) {
225 hw_error("qemu: could not load PowerPC bios '%s'\n", bios_name);
230 uint64_t lowaddr = 0;
238 kernel_base = KERNEL_LOAD_ADDR;
240 kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
241 NULL, &lowaddr, NULL, 1, ELF_MACHINE, 0);
243 kernel_size = load_aout(kernel_filename, kernel_base,
244 ram_size - kernel_base, bswap_needed,
247 kernel_size = load_image_targphys(kernel_filename,
249 ram_size - kernel_base);
250 if (kernel_size < 0) {
251 hw_error("qemu: could not load kernel '%s'\n", kernel_filename);
255 if (initrd_filename) {
256 initrd_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
257 initrd_size = load_image_targphys(initrd_filename, initrd_base,
258 ram_size - initrd_base);
259 if (initrd_size < 0) {
260 hw_error("qemu: could not load initial ram disk '%s'\n",
264 cmdline_base = round_page(initrd_base + initrd_size);
268 cmdline_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
270 ppc_boot_device = 'm';
276 ppc_boot_device = '\0';
277 /* We consider that NewWorld PowerMac never have any floppy drive
278 * For now, OHW cannot boot from the network.
280 for (i = 0; boot_device[i] != '\0'; i++) {
281 if (boot_device[i] >= 'c' && boot_device[i] <= 'f') {
282 ppc_boot_device = boot_device[i];
286 if (ppc_boot_device == '\0') {
287 fprintf(stderr, "No valid boot device for Mac99 machine\n");
292 /* Register 8 MB of ISA IO space */
293 memory_region_init_alias(isa, NULL, "isa_mmio",
294 get_system_io(), 0, 0x00800000);
295 memory_region_add_subregion(get_system_memory(), 0xf2000000, isa);
297 /* UniN init: XXX should be a real device */
298 memory_region_init_io(unin_memory, NULL, &unin_ops, token, "unin", 0x1000);
299 memory_region_add_subregion(get_system_memory(), 0xf8000000, unin_memory);
301 memory_region_init_io(unin2_memory, NULL, &unin_ops, token, "unin", 0x1000);
302 memory_region_add_subregion(get_system_memory(), 0xf3000000, unin2_memory);
304 openpic_irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
306 g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
307 for (i = 0; i < smp_cpus; i++) {
308 /* Mac99 IRQ connection between OpenPIC outputs pins
309 * and PowerPC input pins
311 switch (PPC_INPUT(env)) {
312 case PPC_FLAGS_INPUT_6xx:
313 openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
314 openpic_irqs[i][OPENPIC_OUTPUT_INT] =
315 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
316 openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
317 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
318 openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
319 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP];
320 /* Not connected ? */
321 openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
323 openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
324 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
326 #if defined(TARGET_PPC64)
327 case PPC_FLAGS_INPUT_970:
328 openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
329 openpic_irqs[i][OPENPIC_OUTPUT_INT] =
330 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
331 openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
332 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
333 openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
334 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP];
335 /* Not connected ? */
336 openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
338 openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
339 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
341 #endif /* defined(TARGET_PPC64) */
343 hw_error("Bus model not supported on mac99 machine\n");
348 pic = g_new(qemu_irq, 64);
350 dev = qdev_create(NULL, TYPE_OPENPIC);
351 qdev_prop_set_uint32(dev, "model", OPENPIC_MODEL_RAVEN);
352 qdev_init_nofail(dev);
353 s = SYS_BUS_DEVICE(dev);
354 pic_mem = s->mmio[0].memory;
356 for (i = 0; i < smp_cpus; i++) {
357 for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
358 sysbus_connect_irq(s, k++, openpic_irqs[i][j]);
362 for (i = 0; i < 64; i++) {
363 pic[i] = qdev_get_gpio_in(dev, i);
366 if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
367 /* 970 gets a U3 bus */
368 pci_bus = pci_pmac_u3_init(pic, get_system_memory(), get_system_io());
369 machine_arch = ARCH_MAC99_U3;
371 pci_bus = pci_pmac_init(pic, get_system_memory(), get_system_io());
372 machine_arch = ARCH_MAC99;
374 /* init basic PC hardware */
375 escc_mem = escc_init(0, pic[0x25], pic[0x24],
376 serial_hds[0], serial_hds[1], ESCC_CLOCK, 4);
377 memory_region_init_alias(escc_bar, NULL, "escc-bar",
378 escc_mem, 0, memory_region_size(escc_mem));
380 macio = pci_create(pci_bus, -1, TYPE_NEWWORLD_MACIO);
382 qdev_connect_gpio_out(dev, 0, pic[0x19]); /* CUDA */
383 qdev_connect_gpio_out(dev, 1, pic[0x0d]); /* IDE */
384 qdev_connect_gpio_out(dev, 2, pic[0x02]); /* IDE DMA */
385 qdev_connect_gpio_out(dev, 3, pic[0x0e]); /* IDE */
386 qdev_connect_gpio_out(dev, 4, pic[0x03]); /* IDE DMA */
387 macio_init(macio, pic_mem, escc_bar);
389 /* We only emulate 2 out of 3 IDE controllers for now */
390 ide_drive_get(hd, MAX_IDE_BUS);
392 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
394 macio_ide_init_drives(macio_ide, hd);
396 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
398 macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);
400 dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda"));
401 adb_bus = qdev_get_child_bus(dev, "adb.0");
402 dev = qdev_create(adb_bus, TYPE_ADB_KEYBOARD);
403 qdev_init_nofail(dev);
404 dev = qdev_create(adb_bus, TYPE_ADB_MOUSE);
405 qdev_init_nofail(dev);
407 if (usb_enabled(machine_arch == ARCH_MAC99_U3)) {
408 pci_create_simple(pci_bus, -1, "pci-ohci");
409 /* U3 needs to use USB for input because Linux doesn't support via-cuda
411 if (machine_arch == ARCH_MAC99_U3) {
412 usbdevice_create("keyboard");
413 usbdevice_create("mouse");
417 pci_vga_init(pci_bus);
419 if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) {
423 for (i = 0; i < nb_nics; i++) {
424 pci_nic_init_nofail(&nd_table[i], pci_bus, "ne2k_pci", NULL);
427 /* The NewWorld NVRAM is not located in the MacIO device */
428 dev = qdev_create(NULL, TYPE_MACIO_NVRAM);
429 qdev_prop_set_uint32(dev, "size", 0x2000);
430 qdev_prop_set_uint32(dev, "it_shift", 1);
431 qdev_init_nofail(dev);
432 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xFFF04000);
433 nvr = MACIO_NVRAM(dev);
434 pmac_format_nvram_partition(nvr, 0x2000);
435 /* No PCI init: the BIOS will do it */
437 fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
438 fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
439 fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
440 fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
441 fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
442 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
443 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
444 if (kernel_cmdline) {
445 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
446 pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
448 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
450 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
451 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
452 fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
454 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
455 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
456 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
458 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
463 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, kvmppc_get_tbfreq());
464 hypercall = g_malloc(16);
465 kvmppc_get_hypercall(env, hypercall, 16);
466 fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
467 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
470 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, TBFREQ);
472 /* Mac OS X requires a "known good" clock-frequency value; pass it one. */
473 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, CLOCKFREQ);
474 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_BUSFREQ, BUSFREQ);
476 qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
479 static QEMUMachine core99_machine = {
481 .desc = "Mac99 based PowerMAC",
482 .init = ppc_core99_init,
483 .max_cpus = MAX_CPUS,
484 .default_boot_order = "cd",
487 static void core99_machine_init(void)
489 qemu_register_machine(&core99_machine);
492 machine_init(core99_machine_init);