xref: /openbmc/qemu/hw/sparc64/sun4u.c (revision dc5bd18f)
1 /*
2  * QEMU Sun4u/Sun4v System Emulator
3  *
4  * Copyright (c) 2005 Fabrice Bellard
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 #include "qemu/osdep.h"
25 #include "qemu/error-report.h"
26 #include "qapi/error.h"
27 #include "qemu-common.h"
28 #include "cpu.h"
29 #include "hw/hw.h"
30 #include "hw/pci/pci.h"
31 #include "hw/pci/pci_bridge.h"
32 #include "hw/pci/pci_bus.h"
33 #include "hw/pci/pci_host.h"
34 #include "hw/pci-host/sabre.h"
35 #include "hw/i386/pc.h"
36 #include "hw/char/serial.h"
37 #include "hw/timer/m48t59.h"
38 #include "hw/block/fdc.h"
39 #include "net/net.h"
40 #include "qemu/timer.h"
41 #include "sysemu/sysemu.h"
42 #include "hw/boards.h"
43 #include "hw/nvram/sun_nvram.h"
44 #include "hw/nvram/chrp_nvram.h"
45 #include "hw/sparc/sparc64.h"
46 #include "hw/nvram/fw_cfg.h"
47 #include "hw/sysbus.h"
48 #include "hw/ide.h"
49 #include "hw/ide/pci.h"
50 #include "hw/loader.h"
51 #include "elf.h"
52 #include "trace.h"
53 #include "qemu/cutils.h"
54 
55 #define KERNEL_LOAD_ADDR     0x00404000
56 #define CMDLINE_ADDR         0x003ff000
57 #define PROM_SIZE_MAX        (4 * 1024 * 1024)
58 #define PROM_VADDR           0x000ffd00000ULL
59 #define PBM_SPECIAL_BASE     0x1fe00000000ULL
60 #define PBM_MEM_BASE         0x1ff00000000ULL
61 #define PBM_PCI_IO_BASE      (PBM_SPECIAL_BASE + 0x02000000ULL)
62 #define PROM_FILENAME        "openbios-sparc64"
63 #define NVRAM_SIZE           0x2000
64 #define MAX_IDE_BUS          2
65 #define BIOS_CFG_IOPORT      0x510
66 #define FW_CFG_SPARC64_WIDTH (FW_CFG_ARCH_LOCAL + 0x00)
67 #define FW_CFG_SPARC64_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01)
68 #define FW_CFG_SPARC64_DEPTH (FW_CFG_ARCH_LOCAL + 0x02)
69 
70 #define IVEC_MAX             0x40
71 
72 struct hwdef {
73     uint16_t machine_id;
74     uint64_t prom_addr;
75     uint64_t console_serial_base;
76 };
77 
78 typedef struct EbusState {
79     /*< private >*/
80     PCIDevice parent_obj;
81 
82     ISABus *isa_bus;
83     qemu_irq isa_bus_irqs[ISA_NUM_IRQS];
84     uint64_t console_serial_base;
85     MemoryRegion bar0;
86     MemoryRegion bar1;
87 } EbusState;
88 
89 #define TYPE_EBUS "ebus"
90 #define EBUS(obj) OBJECT_CHECK(EbusState, (obj), TYPE_EBUS)
91 
92 void DMA_init(ISABus *bus, int high_page_enable)
93 {
94 }
95 
96 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
97                             Error **errp)
98 {
99     fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
100 }
101 
102 static int sun4u_NVRAM_set_params(Nvram *nvram, uint16_t NVRAM_size,
103                                   const char *arch, ram_addr_t RAM_size,
104                                   const char *boot_devices,
105                                   uint32_t kernel_image, uint32_t kernel_size,
106                                   const char *cmdline,
107                                   uint32_t initrd_image, uint32_t initrd_size,
108                                   uint32_t NVRAM_image,
109                                   int width, int height, int depth,
110                                   const uint8_t *macaddr)
111 {
112     unsigned int i;
113     int sysp_end;
114     uint8_t image[0x1ff0];
115     NvramClass *k = NVRAM_GET_CLASS(nvram);
116 
117     memset(image, '\0', sizeof(image));
118 
119     /* OpenBIOS nvram variables partition */
120     sysp_end = chrp_nvram_create_system_partition(image, 0);
121 
122     /* Free space partition */
123     chrp_nvram_create_free_partition(&image[sysp_end], 0x1fd0 - sysp_end);
124 
125     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr, 0x80);
126 
127     for (i = 0; i < sizeof(image); i++) {
128         (k->write)(nvram, i, image[i]);
129     }
130 
131     return 0;
132 }
133 
134 static uint64_t sun4u_load_kernel(const char *kernel_filename,
135                                   const char *initrd_filename,
136                                   ram_addr_t RAM_size, uint64_t *initrd_size,
137                                   uint64_t *initrd_addr, uint64_t *kernel_addr,
138                                   uint64_t *kernel_entry)
139 {
140     int linux_boot;
141     unsigned int i;
142     long kernel_size;
143     uint8_t *ptr;
144     uint64_t kernel_top;
145 
146     linux_boot = (kernel_filename != NULL);
147 
148     kernel_size = 0;
149     if (linux_boot) {
150         int bswap_needed;
151 
152 #ifdef BSWAP_NEEDED
153         bswap_needed = 1;
154 #else
155         bswap_needed = 0;
156 #endif
157         kernel_size = load_elf(kernel_filename, NULL, NULL, kernel_entry,
158                                kernel_addr, &kernel_top, 1, EM_SPARCV9, 0, 0);
159         if (kernel_size < 0) {
160             *kernel_addr = KERNEL_LOAD_ADDR;
161             *kernel_entry = KERNEL_LOAD_ADDR;
162             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
163                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
164                                     TARGET_PAGE_SIZE);
165         }
166         if (kernel_size < 0) {
167             kernel_size = load_image_targphys(kernel_filename,
168                                               KERNEL_LOAD_ADDR,
169                                               RAM_size - KERNEL_LOAD_ADDR);
170         }
171         if (kernel_size < 0) {
172             error_report("could not load kernel '%s'", kernel_filename);
173             exit(1);
174         }
175         /* load initrd above kernel */
176         *initrd_size = 0;
177         if (initrd_filename) {
178             *initrd_addr = TARGET_PAGE_ALIGN(kernel_top);
179 
180             *initrd_size = load_image_targphys(initrd_filename,
181                                                *initrd_addr,
182                                                RAM_size - *initrd_addr);
183             if ((int)*initrd_size < 0) {
184                 error_report("could not load initial ram disk '%s'",
185                              initrd_filename);
186                 exit(1);
187             }
188         }
189         if (*initrd_size > 0) {
190             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
191                 ptr = rom_ptr(*kernel_addr + i);
192                 if (ldl_p(ptr + 8) == 0x48647253) { /* HdrS */
193                     stl_p(ptr + 24, *initrd_addr + *kernel_addr);
194                     stl_p(ptr + 28, *initrd_size);
195                     break;
196                 }
197             }
198         }
199     }
200     return kernel_size;
201 }
202 
203 typedef struct ResetData {
204     SPARCCPU *cpu;
205     uint64_t prom_addr;
206 } ResetData;
207 
208 #define TYPE_SUN4U_POWER "power"
209 #define SUN4U_POWER(obj) OBJECT_CHECK(PowerDevice, (obj), TYPE_SUN4U_POWER)
210 
211 typedef struct PowerDevice {
212     SysBusDevice parent_obj;
213 
214     MemoryRegion power_mmio;
215 } PowerDevice;
216 
217 /* Power */
218 static void power_mem_write(void *opaque, hwaddr addr,
219                             uint64_t val, unsigned size)
220 {
221     /* According to a real Ultra 5, bit 24 controls the power */
222     if (val & 0x1000000) {
223         qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN);
224     }
225 }
226 
227 static const MemoryRegionOps power_mem_ops = {
228     .write = power_mem_write,
229     .endianness = DEVICE_NATIVE_ENDIAN,
230     .valid = {
231         .min_access_size = 4,
232         .max_access_size = 4,
233     },
234 };
235 
236 static void power_realize(DeviceState *dev, Error **errp)
237 {
238     PowerDevice *d = SUN4U_POWER(dev);
239     SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
240 
241     memory_region_init_io(&d->power_mmio, OBJECT(dev), &power_mem_ops, d,
242                           "power", sizeof(uint32_t));
243 
244     sysbus_init_mmio(sbd, &d->power_mmio);
245 }
246 
247 static void power_class_init(ObjectClass *klass, void *data)
248 {
249     DeviceClass *dc = DEVICE_CLASS(klass);
250 
251     dc->realize = power_realize;
252 }
253 
254 static const TypeInfo power_info = {
255     .name          = TYPE_SUN4U_POWER,
256     .parent        = TYPE_SYS_BUS_DEVICE,
257     .instance_size = sizeof(PowerDevice),
258     .class_init    = power_class_init,
259 };
260 
261 static void ebus_isa_irq_handler(void *opaque, int n, int level)
262 {
263     EbusState *s = EBUS(opaque);
264     qemu_irq irq = s->isa_bus_irqs[n];
265 
266     /* Pass ISA bus IRQs onto their gpio equivalent */
267     trace_ebus_isa_irq_handler(n, level);
268     if (irq) {
269         qemu_set_irq(irq, level);
270     }
271 }
272 
273 /* EBUS (Eight bit bus) bridge */
274 static void ebus_realize(PCIDevice *pci_dev, Error **errp)
275 {
276     EbusState *s = EBUS(pci_dev);
277     SysBusDevice *sbd;
278     DeviceState *dev;
279     qemu_irq *isa_irq;
280     DriveInfo *fd[MAX_FD];
281     int i;
282 
283     s->isa_bus = isa_bus_new(DEVICE(pci_dev), get_system_memory(),
284                              pci_address_space_io(pci_dev), errp);
285     if (!s->isa_bus) {
286         error_setg(errp, "unable to instantiate EBUS ISA bus");
287         return;
288     }
289 
290     /* ISA bus */
291     isa_irq = qemu_allocate_irqs(ebus_isa_irq_handler, s, ISA_NUM_IRQS);
292     isa_bus_irqs(s->isa_bus, isa_irq);
293     qdev_init_gpio_out_named(DEVICE(s), s->isa_bus_irqs, "isa-irq",
294                              ISA_NUM_IRQS);
295 
296     /* Serial ports */
297     i = 0;
298     if (s->console_serial_base) {
299         serial_mm_init(pci_address_space(pci_dev), s->console_serial_base,
300                        0, NULL, 115200, serial_hds[i], DEVICE_BIG_ENDIAN);
301         i++;
302     }
303     serial_hds_isa_init(s->isa_bus, i, MAX_SERIAL_PORTS);
304 
305     /* Parallel ports */
306     parallel_hds_isa_init(s->isa_bus, MAX_PARALLEL_PORTS);
307 
308     /* Keyboard */
309     isa_create_simple(s->isa_bus, "i8042");
310 
311     /* Floppy */
312     for (i = 0; i < MAX_FD; i++) {
313         fd[i] = drive_get(IF_FLOPPY, 0, i);
314     }
315     dev = DEVICE(isa_create(s->isa_bus, TYPE_ISA_FDC));
316     if (fd[0]) {
317         qdev_prop_set_drive(dev, "driveA", blk_by_legacy_dinfo(fd[0]),
318                             &error_abort);
319     }
320     if (fd[1]) {
321         qdev_prop_set_drive(dev, "driveB", blk_by_legacy_dinfo(fd[1]),
322                             &error_abort);
323     }
324     qdev_prop_set_uint32(dev, "dma", -1);
325     qdev_init_nofail(dev);
326 
327     /* Power */
328     dev = qdev_create(NULL, TYPE_SUN4U_POWER);
329     qdev_init_nofail(dev);
330     sbd = SYS_BUS_DEVICE(dev);
331     memory_region_add_subregion(pci_address_space_io(pci_dev), 0x7240,
332                                 sysbus_mmio_get_region(sbd, 0));
333 
334     /* PCI */
335     pci_dev->config[0x04] = 0x06; // command = bus master, pci mem
336     pci_dev->config[0x05] = 0x00;
337     pci_dev->config[0x06] = 0xa0; // status = fast back-to-back, 66MHz, no error
338     pci_dev->config[0x07] = 0x03; // status = medium devsel
339     pci_dev->config[0x09] = 0x00; // programming i/f
340     pci_dev->config[0x0D] = 0x0a; // latency_timer
341 
342     memory_region_init_alias(&s->bar0, OBJECT(s), "bar0", get_system_io(),
343                              0, 0x1000000);
344     pci_register_bar(pci_dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->bar0);
345     memory_region_init_alias(&s->bar1, OBJECT(s), "bar1", get_system_io(),
346                              0, 0x8000);
347     pci_register_bar(pci_dev, 1, PCI_BASE_ADDRESS_SPACE_IO, &s->bar1);
348 }
349 
350 static Property ebus_properties[] = {
351     DEFINE_PROP_UINT64("console-serial-base", EbusState,
352                        console_serial_base, 0),
353     DEFINE_PROP_END_OF_LIST(),
354 };
355 
356 static void ebus_class_init(ObjectClass *klass, void *data)
357 {
358     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
359     DeviceClass *dc = DEVICE_CLASS(klass);
360 
361     k->realize = ebus_realize;
362     k->vendor_id = PCI_VENDOR_ID_SUN;
363     k->device_id = PCI_DEVICE_ID_SUN_EBUS;
364     k->revision = 0x01;
365     k->class_id = PCI_CLASS_BRIDGE_OTHER;
366     dc->props = ebus_properties;
367 }
368 
369 static const TypeInfo ebus_info = {
370     .name          = TYPE_EBUS,
371     .parent        = TYPE_PCI_DEVICE,
372     .class_init    = ebus_class_init,
373     .instance_size = sizeof(EbusState),
374     .interfaces = (InterfaceInfo[]) {
375         { INTERFACE_CONVENTIONAL_PCI_DEVICE },
376         { },
377     },
378 };
379 
380 #define TYPE_OPENPROM "openprom"
381 #define OPENPROM(obj) OBJECT_CHECK(PROMState, (obj), TYPE_OPENPROM)
382 
383 typedef struct PROMState {
384     SysBusDevice parent_obj;
385 
386     MemoryRegion prom;
387 } PROMState;
388 
389 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
390 {
391     hwaddr *base_addr = (hwaddr *)opaque;
392     return addr + *base_addr - PROM_VADDR;
393 }
394 
395 /* Boot PROM (OpenBIOS) */
396 static void prom_init(hwaddr addr, const char *bios_name)
397 {
398     DeviceState *dev;
399     SysBusDevice *s;
400     char *filename;
401     int ret;
402 
403     dev = qdev_create(NULL, TYPE_OPENPROM);
404     qdev_init_nofail(dev);
405     s = SYS_BUS_DEVICE(dev);
406 
407     sysbus_mmio_map(s, 0, addr);
408 
409     /* load boot prom */
410     if (bios_name == NULL) {
411         bios_name = PROM_FILENAME;
412     }
413     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
414     if (filename) {
415         ret = load_elf(filename, translate_prom_address, &addr,
416                        NULL, NULL, NULL, 1, EM_SPARCV9, 0, 0);
417         if (ret < 0 || ret > PROM_SIZE_MAX) {
418             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
419         }
420         g_free(filename);
421     } else {
422         ret = -1;
423     }
424     if (ret < 0 || ret > PROM_SIZE_MAX) {
425         error_report("could not load prom '%s'", bios_name);
426         exit(1);
427     }
428 }
429 
430 static void prom_init1(Object *obj)
431 {
432     PROMState *s = OPENPROM(obj);
433     SysBusDevice *dev = SYS_BUS_DEVICE(obj);
434 
435     memory_region_init_ram_nomigrate(&s->prom, obj, "sun4u.prom", PROM_SIZE_MAX,
436                            &error_fatal);
437     vmstate_register_ram_global(&s->prom);
438     memory_region_set_readonly(&s->prom, true);
439     sysbus_init_mmio(dev, &s->prom);
440 }
441 
442 static Property prom_properties[] = {
443     {/* end of property list */},
444 };
445 
446 static void prom_class_init(ObjectClass *klass, void *data)
447 {
448     DeviceClass *dc = DEVICE_CLASS(klass);
449 
450     dc->props = prom_properties;
451 }
452 
453 static const TypeInfo prom_info = {
454     .name          = TYPE_OPENPROM,
455     .parent        = TYPE_SYS_BUS_DEVICE,
456     .instance_size = sizeof(PROMState),
457     .class_init    = prom_class_init,
458     .instance_init = prom_init1,
459 };
460 
461 
462 #define TYPE_SUN4U_MEMORY "memory"
463 #define SUN4U_RAM(obj) OBJECT_CHECK(RamDevice, (obj), TYPE_SUN4U_MEMORY)
464 
465 typedef struct RamDevice {
466     SysBusDevice parent_obj;
467 
468     MemoryRegion ram;
469     uint64_t size;
470 } RamDevice;
471 
472 /* System RAM */
473 static void ram_realize(DeviceState *dev, Error **errp)
474 {
475     RamDevice *d = SUN4U_RAM(dev);
476     SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
477 
478     memory_region_init_ram_nomigrate(&d->ram, OBJECT(d), "sun4u.ram", d->size,
479                            &error_fatal);
480     vmstate_register_ram_global(&d->ram);
481     sysbus_init_mmio(sbd, &d->ram);
482 }
483 
484 static void ram_init(hwaddr addr, ram_addr_t RAM_size)
485 {
486     DeviceState *dev;
487     SysBusDevice *s;
488     RamDevice *d;
489 
490     /* allocate RAM */
491     dev = qdev_create(NULL, TYPE_SUN4U_MEMORY);
492     s = SYS_BUS_DEVICE(dev);
493 
494     d = SUN4U_RAM(dev);
495     d->size = RAM_size;
496     qdev_init_nofail(dev);
497 
498     sysbus_mmio_map(s, 0, addr);
499 }
500 
501 static Property ram_properties[] = {
502     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
503     DEFINE_PROP_END_OF_LIST(),
504 };
505 
506 static void ram_class_init(ObjectClass *klass, void *data)
507 {
508     DeviceClass *dc = DEVICE_CLASS(klass);
509 
510     dc->realize = ram_realize;
511     dc->props = ram_properties;
512 }
513 
514 static const TypeInfo ram_info = {
515     .name          = TYPE_SUN4U_MEMORY,
516     .parent        = TYPE_SYS_BUS_DEVICE,
517     .instance_size = sizeof(RamDevice),
518     .class_init    = ram_class_init,
519 };
520 
521 static void sun4uv_init(MemoryRegion *address_space_mem,
522                         MachineState *machine,
523                         const struct hwdef *hwdef)
524 {
525     SPARCCPU *cpu;
526     Nvram *nvram;
527     unsigned int i;
528     uint64_t initrd_addr, initrd_size, kernel_addr, kernel_size, kernel_entry;
529     SabreState *sabre;
530     PCIBus *pci_bus, *pci_busA, *pci_busB;
531     PCIDevice *ebus, *pci_dev;
532     SysBusDevice *s;
533     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
534     DeviceState *iommu, *dev;
535     FWCfgState *fw_cfg;
536     NICInfo *nd;
537     MACAddr macaddr;
538     bool onboard_nic;
539 
540     /* init CPUs */
541     cpu = sparc64_cpu_devinit(machine->cpu_type, hwdef->prom_addr);
542 
543     /* IOMMU */
544     iommu = qdev_create(NULL, TYPE_SUN4U_IOMMU);
545     qdev_init_nofail(iommu);
546 
547     /* set up devices */
548     ram_init(0, machine->ram_size);
549 
550     prom_init(hwdef->prom_addr, bios_name);
551 
552     /* Init sabre (PCI host bridge) */
553     sabre = SABRE_DEVICE(qdev_create(NULL, TYPE_SABRE));
554     qdev_prop_set_uint64(DEVICE(sabre), "special-base", PBM_SPECIAL_BASE);
555     qdev_prop_set_uint64(DEVICE(sabre), "mem-base", PBM_MEM_BASE);
556     object_property_set_link(OBJECT(sabre), OBJECT(iommu), "iommu",
557                              &error_abort);
558     qdev_init_nofail(DEVICE(sabre));
559 
560     /* Wire up PCI interrupts to CPU */
561     for (i = 0; i < IVEC_MAX; i++) {
562         qdev_connect_gpio_out_named(DEVICE(sabre), "ivec-irq", i,
563             qdev_get_gpio_in_named(DEVICE(cpu), "ivec-irq", i));
564     }
565 
566     pci_bus = PCI_HOST_BRIDGE(sabre)->bus;
567     pci_busA = pci_bridge_get_sec_bus(sabre->bridgeA);
568     pci_busB = pci_bridge_get_sec_bus(sabre->bridgeB);
569 
570     /* Only in-built Simba APBs can exist on the root bus, slot 0 on busA is
571        reserved (leaving no slots free after on-board devices) however slots
572        0-3 are free on busB */
573     pci_bus->slot_reserved_mask = 0xfffffffc;
574     pci_busA->slot_reserved_mask = 0xfffffff1;
575     pci_busB->slot_reserved_mask = 0xfffffff0;
576 
577     ebus = pci_create_multifunction(pci_busA, PCI_DEVFN(1, 0), true, TYPE_EBUS);
578     qdev_prop_set_uint64(DEVICE(ebus), "console-serial-base",
579                          hwdef->console_serial_base);
580     qdev_init_nofail(DEVICE(ebus));
581 
582     /* Wire up "well-known" ISA IRQs to PBM legacy obio IRQs */
583     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 7,
584         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_LPT_IRQ));
585     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 6,
586         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_FDD_IRQ));
587     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 1,
588         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_KBD_IRQ));
589     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 12,
590         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_MSE_IRQ));
591     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 4,
592         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_SER_IRQ));
593 
594     pci_dev = pci_create_simple(pci_busA, PCI_DEVFN(2, 0), "VGA");
595 
596     memset(&macaddr, 0, sizeof(MACAddr));
597     onboard_nic = false;
598     for (i = 0; i < nb_nics; i++) {
599         nd = &nd_table[i];
600 
601         if (!nd->model || strcmp(nd->model, "sunhme") == 0) {
602             if (!onboard_nic) {
603                 pci_dev = pci_create_multifunction(pci_busA, PCI_DEVFN(1, 1),
604                                                    true, "sunhme");
605                 memcpy(&macaddr, &nd->macaddr.a, sizeof(MACAddr));
606                 onboard_nic = true;
607             } else {
608                 pci_dev = pci_create(pci_busB, -1, "sunhme");
609             }
610         } else {
611             pci_dev = pci_create(pci_busB, -1, nd->model);
612         }
613 
614         dev = &pci_dev->qdev;
615         qdev_set_nic_properties(dev, nd);
616         qdev_init_nofail(dev);
617     }
618 
619     /* If we don't have an onboard NIC, grab a default MAC address so that
620      * we have a valid machine id */
621     if (!onboard_nic) {
622         qemu_macaddr_default_if_unset(&macaddr);
623     }
624 
625     ide_drive_get(hd, ARRAY_SIZE(hd));
626 
627     pci_dev = pci_create(pci_busA, PCI_DEVFN(3, 0), "cmd646-ide");
628     qdev_prop_set_uint32(&pci_dev->qdev, "secondary", 1);
629     qdev_init_nofail(&pci_dev->qdev);
630     pci_ide_create_devs(pci_dev, hd);
631 
632     /* Map NVRAM into I/O (ebus) space */
633     nvram = m48t59_init(NULL, 0, 0, NVRAM_SIZE, 1968, 59);
634     s = SYS_BUS_DEVICE(nvram);
635     memory_region_add_subregion(pci_address_space_io(ebus), 0x2000,
636                                 sysbus_mmio_get_region(s, 0));
637 
638     initrd_size = 0;
639     initrd_addr = 0;
640     kernel_size = sun4u_load_kernel(machine->kernel_filename,
641                                     machine->initrd_filename,
642                                     ram_size, &initrd_size, &initrd_addr,
643                                     &kernel_addr, &kernel_entry);
644 
645     sun4u_NVRAM_set_params(nvram, NVRAM_SIZE, "Sun4u", machine->ram_size,
646                            machine->boot_order,
647                            kernel_addr, kernel_size,
648                            machine->kernel_cmdline,
649                            initrd_addr, initrd_size,
650                            /* XXX: need an option to load a NVRAM image */
651                            0,
652                            graphic_width, graphic_height, graphic_depth,
653                            (uint8_t *)&macaddr);
654 
655     dev = qdev_create(NULL, TYPE_FW_CFG_IO);
656     qdev_prop_set_bit(dev, "dma_enabled", false);
657     object_property_add_child(OBJECT(ebus), TYPE_FW_CFG, OBJECT(dev), NULL);
658     qdev_init_nofail(dev);
659     memory_region_add_subregion(pci_address_space_io(ebus), BIOS_CFG_IOPORT,
660                                 &FW_CFG_IO(dev)->comb_iomem);
661 
662     fw_cfg = FW_CFG(dev);
663     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
664     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
665     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
666     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
667     fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_entry);
668     fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
669     if (machine->kernel_cmdline) {
670         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
671                        strlen(machine->kernel_cmdline) + 1);
672         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
673     } else {
674         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
675     }
676     fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_ADDR, initrd_addr);
677     fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
678     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
679 
680     fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_WIDTH, graphic_width);
681     fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_HEIGHT, graphic_height);
682     fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_DEPTH, graphic_depth);
683 
684     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
685 }
686 
687 enum {
688     sun4u_id = 0,
689     sun4v_id = 64,
690 };
691 
692 static const struct hwdef hwdefs[] = {
693     /* Sun4u generic PC-like machine */
694     {
695         .machine_id = sun4u_id,
696         .prom_addr = 0x1fff0000000ULL,
697         .console_serial_base = 0,
698     },
699     /* Sun4v generic PC-like machine */
700     {
701         .machine_id = sun4v_id,
702         .prom_addr = 0x1fff0000000ULL,
703         .console_serial_base = 0,
704     },
705 };
706 
707 /* Sun4u hardware initialisation */
708 static void sun4u_init(MachineState *machine)
709 {
710     sun4uv_init(get_system_memory(), machine, &hwdefs[0]);
711 }
712 
713 /* Sun4v hardware initialisation */
714 static void sun4v_init(MachineState *machine)
715 {
716     sun4uv_init(get_system_memory(), machine, &hwdefs[1]);
717 }
718 
719 static void sun4u_class_init(ObjectClass *oc, void *data)
720 {
721     MachineClass *mc = MACHINE_CLASS(oc);
722 
723     mc->desc = "Sun4u platform";
724     mc->init = sun4u_init;
725     mc->block_default_type = IF_IDE;
726     mc->max_cpus = 1; /* XXX for now */
727     mc->is_default = 1;
728     mc->default_boot_order = "c";
729     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-UltraSparc-IIi");
730 }
731 
732 static const TypeInfo sun4u_type = {
733     .name = MACHINE_TYPE_NAME("sun4u"),
734     .parent = TYPE_MACHINE,
735     .class_init = sun4u_class_init,
736 };
737 
738 static void sun4v_class_init(ObjectClass *oc, void *data)
739 {
740     MachineClass *mc = MACHINE_CLASS(oc);
741 
742     mc->desc = "Sun4v platform";
743     mc->init = sun4v_init;
744     mc->block_default_type = IF_IDE;
745     mc->max_cpus = 1; /* XXX for now */
746     mc->default_boot_order = "c";
747     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Sun-UltraSparc-T1");
748 }
749 
750 static const TypeInfo sun4v_type = {
751     .name = MACHINE_TYPE_NAME("sun4v"),
752     .parent = TYPE_MACHINE,
753     .class_init = sun4v_class_init,
754 };
755 
756 static void sun4u_register_types(void)
757 {
758     type_register_static(&power_info);
759     type_register_static(&ebus_info);
760     type_register_static(&prom_info);
761     type_register_static(&ram_info);
762 
763     type_register_static(&sun4u_type);
764     type_register_static(&sun4v_type);
765 }
766 
767 type_init(sun4u_register_types)
768