xref: /qemu/hw/sparc64/sun4u.c (revision a27bd6c7)
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 
25 #include "qemu/osdep.h"
26 #include "qemu/units.h"
27 #include "qemu/error-report.h"
28 #include "qapi/error.h"
29 #include "qemu-common.h"
30 #include "cpu.h"
31 #include "hw/pci/pci.h"
32 #include "hw/pci/pci_bridge.h"
33 #include "hw/pci/pci_bus.h"
34 #include "hw/pci/pci_host.h"
35 #include "hw/qdev-properties.h"
36 #include "hw/pci-host/sabre.h"
37 #include "hw/char/serial.h"
38 #include "hw/char/parallel.h"
39 #include "hw/timer/m48t59.h"
40 #include "migration/vmstate.h"
41 #include "hw/input/i8042.h"
42 #include "hw/block/fdc.h"
43 #include "net/net.h"
44 #include "qemu/timer.h"
45 #include "sysemu/sysemu.h"
46 #include "hw/boards.h"
47 #include "hw/nvram/sun_nvram.h"
48 #include "hw/nvram/chrp_nvram.h"
49 #include "hw/sparc/sparc64.h"
50 #include "hw/nvram/fw_cfg.h"
51 #include "hw/sysbus.h"
52 #include "hw/ide.h"
53 #include "hw/ide/pci.h"
54 #include "hw/loader.h"
55 #include "hw/fw-path-provider.h"
56 #include "elf.h"
57 #include "trace.h"
58 
59 #define KERNEL_LOAD_ADDR     0x00404000
60 #define CMDLINE_ADDR         0x003ff000
61 #define PROM_SIZE_MAX        (4 * MiB)
62 #define PROM_VADDR           0x000ffd00000ULL
63 #define PBM_SPECIAL_BASE     0x1fe00000000ULL
64 #define PBM_MEM_BASE         0x1ff00000000ULL
65 #define PBM_PCI_IO_BASE      (PBM_SPECIAL_BASE + 0x02000000ULL)
66 #define PROM_FILENAME        "openbios-sparc64"
67 #define NVRAM_SIZE           0x2000
68 #define MAX_IDE_BUS          2
69 #define BIOS_CFG_IOPORT      0x510
70 #define FW_CFG_SPARC64_WIDTH (FW_CFG_ARCH_LOCAL + 0x00)
71 #define FW_CFG_SPARC64_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01)
72 #define FW_CFG_SPARC64_DEPTH (FW_CFG_ARCH_LOCAL + 0x02)
73 
74 #define IVEC_MAX             0x40
75 
76 struct hwdef {
77     uint16_t machine_id;
78     uint64_t prom_addr;
79     uint64_t console_serial_base;
80 };
81 
82 typedef struct EbusState {
83     /*< private >*/
84     PCIDevice parent_obj;
85 
86     ISABus *isa_bus;
87     qemu_irq isa_bus_irqs[ISA_NUM_IRQS];
88     uint64_t console_serial_base;
89     MemoryRegion bar0;
90     MemoryRegion bar1;
91 } EbusState;
92 
93 #define TYPE_EBUS "ebus"
94 #define EBUS(obj) OBJECT_CHECK(EbusState, (obj), TYPE_EBUS)
95 
96 const char *fw_cfg_arch_key_name(uint16_t key)
97 {
98     static const struct {
99         uint16_t key;
100         const char *name;
101     } fw_cfg_arch_wellknown_keys[] = {
102         {FW_CFG_SPARC64_WIDTH, "width"},
103         {FW_CFG_SPARC64_HEIGHT, "height"},
104         {FW_CFG_SPARC64_DEPTH, "depth"},
105     };
106 
107     for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) {
108         if (fw_cfg_arch_wellknown_keys[i].key == key) {
109             return fw_cfg_arch_wellknown_keys[i].name;
110         }
111     }
112     return NULL;
113 }
114 
115 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
116                             Error **errp)
117 {
118     fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
119 }
120 
121 static int sun4u_NVRAM_set_params(Nvram *nvram, uint16_t NVRAM_size,
122                                   const char *arch, ram_addr_t RAM_size,
123                                   const char *boot_devices,
124                                   uint32_t kernel_image, uint32_t kernel_size,
125                                   const char *cmdline,
126                                   uint32_t initrd_image, uint32_t initrd_size,
127                                   uint32_t NVRAM_image,
128                                   int width, int height, int depth,
129                                   const uint8_t *macaddr)
130 {
131     unsigned int i;
132     int sysp_end;
133     uint8_t image[0x1ff0];
134     NvramClass *k = NVRAM_GET_CLASS(nvram);
135 
136     memset(image, '\0', sizeof(image));
137 
138     /* OpenBIOS nvram variables partition */
139     sysp_end = chrp_nvram_create_system_partition(image, 0);
140 
141     /* Free space partition */
142     chrp_nvram_create_free_partition(&image[sysp_end], 0x1fd0 - sysp_end);
143 
144     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr, 0x80);
145 
146     for (i = 0; i < sizeof(image); i++) {
147         (k->write)(nvram, i, image[i]);
148     }
149 
150     return 0;
151 }
152 
153 static uint64_t sun4u_load_kernel(const char *kernel_filename,
154                                   const char *initrd_filename,
155                                   ram_addr_t RAM_size, uint64_t *initrd_size,
156                                   uint64_t *initrd_addr, uint64_t *kernel_addr,
157                                   uint64_t *kernel_entry)
158 {
159     int linux_boot;
160     unsigned int i;
161     long kernel_size;
162     uint8_t *ptr;
163     uint64_t kernel_top = 0;
164 
165     linux_boot = (kernel_filename != NULL);
166 
167     kernel_size = 0;
168     if (linux_boot) {
169         int bswap_needed;
170 
171 #ifdef BSWAP_NEEDED
172         bswap_needed = 1;
173 #else
174         bswap_needed = 0;
175 #endif
176         kernel_size = load_elf(kernel_filename, NULL, NULL, NULL, kernel_entry,
177                                kernel_addr, &kernel_top, 1, EM_SPARCV9, 0, 0);
178         if (kernel_size < 0) {
179             *kernel_addr = KERNEL_LOAD_ADDR;
180             *kernel_entry = KERNEL_LOAD_ADDR;
181             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
182                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
183                                     TARGET_PAGE_SIZE);
184         }
185         if (kernel_size < 0) {
186             kernel_size = load_image_targphys(kernel_filename,
187                                               KERNEL_LOAD_ADDR,
188                                               RAM_size - KERNEL_LOAD_ADDR);
189         }
190         if (kernel_size < 0) {
191             error_report("could not load kernel '%s'", kernel_filename);
192             exit(1);
193         }
194         /* load initrd above kernel */
195         *initrd_size = 0;
196         if (initrd_filename && kernel_top) {
197             *initrd_addr = TARGET_PAGE_ALIGN(kernel_top);
198 
199             *initrd_size = load_image_targphys(initrd_filename,
200                                                *initrd_addr,
201                                                RAM_size - *initrd_addr);
202             if ((int)*initrd_size < 0) {
203                 error_report("could not load initial ram disk '%s'",
204                              initrd_filename);
205                 exit(1);
206             }
207         }
208         if (*initrd_size > 0) {
209             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
210                 ptr = rom_ptr(*kernel_addr + i, 32);
211                 if (ptr && ldl_p(ptr + 8) == 0x48647253) { /* HdrS */
212                     stl_p(ptr + 24, *initrd_addr + *kernel_addr);
213                     stl_p(ptr + 28, *initrd_size);
214                     break;
215                 }
216             }
217         }
218     }
219     return kernel_size;
220 }
221 
222 typedef struct ResetData {
223     SPARCCPU *cpu;
224     uint64_t prom_addr;
225 } ResetData;
226 
227 #define TYPE_SUN4U_POWER "power"
228 #define SUN4U_POWER(obj) OBJECT_CHECK(PowerDevice, (obj), TYPE_SUN4U_POWER)
229 
230 typedef struct PowerDevice {
231     SysBusDevice parent_obj;
232 
233     MemoryRegion power_mmio;
234 } PowerDevice;
235 
236 /* Power */
237 static uint64_t power_mem_read(void *opaque, hwaddr addr, unsigned size)
238 {
239     return 0;
240 }
241 
242 static void power_mem_write(void *opaque, hwaddr addr,
243                             uint64_t val, unsigned size)
244 {
245     /* According to a real Ultra 5, bit 24 controls the power */
246     if (val & 0x1000000) {
247         qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN);
248     }
249 }
250 
251 static const MemoryRegionOps power_mem_ops = {
252     .read = power_mem_read,
253     .write = power_mem_write,
254     .endianness = DEVICE_NATIVE_ENDIAN,
255     .valid = {
256         .min_access_size = 4,
257         .max_access_size = 4,
258     },
259 };
260 
261 static void power_realize(DeviceState *dev, Error **errp)
262 {
263     PowerDevice *d = SUN4U_POWER(dev);
264     SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
265 
266     memory_region_init_io(&d->power_mmio, OBJECT(dev), &power_mem_ops, d,
267                           "power", sizeof(uint32_t));
268 
269     sysbus_init_mmio(sbd, &d->power_mmio);
270 }
271 
272 static void power_class_init(ObjectClass *klass, void *data)
273 {
274     DeviceClass *dc = DEVICE_CLASS(klass);
275 
276     dc->realize = power_realize;
277 }
278 
279 static const TypeInfo power_info = {
280     .name          = TYPE_SUN4U_POWER,
281     .parent        = TYPE_SYS_BUS_DEVICE,
282     .instance_size = sizeof(PowerDevice),
283     .class_init    = power_class_init,
284 };
285 
286 static void ebus_isa_irq_handler(void *opaque, int n, int level)
287 {
288     EbusState *s = EBUS(opaque);
289     qemu_irq irq = s->isa_bus_irqs[n];
290 
291     /* Pass ISA bus IRQs onto their gpio equivalent */
292     trace_ebus_isa_irq_handler(n, level);
293     if (irq) {
294         qemu_set_irq(irq, level);
295     }
296 }
297 
298 /* EBUS (Eight bit bus) bridge */
299 static void ebus_realize(PCIDevice *pci_dev, Error **errp)
300 {
301     EbusState *s = EBUS(pci_dev);
302     SysBusDevice *sbd;
303     DeviceState *dev;
304     qemu_irq *isa_irq;
305     DriveInfo *fd[MAX_FD];
306     int i;
307 
308     s->isa_bus = isa_bus_new(DEVICE(pci_dev), get_system_memory(),
309                              pci_address_space_io(pci_dev), errp);
310     if (!s->isa_bus) {
311         error_setg(errp, "unable to instantiate EBUS ISA bus");
312         return;
313     }
314 
315     /* ISA bus */
316     isa_irq = qemu_allocate_irqs(ebus_isa_irq_handler, s, ISA_NUM_IRQS);
317     isa_bus_irqs(s->isa_bus, isa_irq);
318     qdev_init_gpio_out_named(DEVICE(s), s->isa_bus_irqs, "isa-irq",
319                              ISA_NUM_IRQS);
320 
321     /* Serial ports */
322     i = 0;
323     if (s->console_serial_base) {
324         serial_mm_init(pci_address_space(pci_dev), s->console_serial_base,
325                        0, NULL, 115200, serial_hd(i), DEVICE_BIG_ENDIAN);
326         i++;
327     }
328     serial_hds_isa_init(s->isa_bus, i, MAX_ISA_SERIAL_PORTS);
329 
330     /* Parallel ports */
331     parallel_hds_isa_init(s->isa_bus, MAX_PARALLEL_PORTS);
332 
333     /* Keyboard */
334     isa_create_simple(s->isa_bus, "i8042");
335 
336     /* Floppy */
337     for (i = 0; i < MAX_FD; i++) {
338         fd[i] = drive_get(IF_FLOPPY, 0, i);
339     }
340     dev = DEVICE(isa_create(s->isa_bus, TYPE_ISA_FDC));
341     if (fd[0]) {
342         qdev_prop_set_drive(dev, "driveA", blk_by_legacy_dinfo(fd[0]),
343                             &error_abort);
344     }
345     if (fd[1]) {
346         qdev_prop_set_drive(dev, "driveB", blk_by_legacy_dinfo(fd[1]),
347                             &error_abort);
348     }
349     qdev_prop_set_uint32(dev, "dma", -1);
350     qdev_init_nofail(dev);
351 
352     /* Power */
353     dev = qdev_create(NULL, TYPE_SUN4U_POWER);
354     qdev_init_nofail(dev);
355     sbd = SYS_BUS_DEVICE(dev);
356     memory_region_add_subregion(pci_address_space_io(pci_dev), 0x7240,
357                                 sysbus_mmio_get_region(sbd, 0));
358 
359     /* PCI */
360     pci_dev->config[0x04] = 0x06; // command = bus master, pci mem
361     pci_dev->config[0x05] = 0x00;
362     pci_dev->config[0x06] = 0xa0; // status = fast back-to-back, 66MHz, no error
363     pci_dev->config[0x07] = 0x03; // status = medium devsel
364     pci_dev->config[0x09] = 0x00; // programming i/f
365     pci_dev->config[0x0D] = 0x0a; // latency_timer
366 
367     memory_region_init_alias(&s->bar0, OBJECT(s), "bar0", get_system_io(),
368                              0, 0x1000000);
369     pci_register_bar(pci_dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->bar0);
370     memory_region_init_alias(&s->bar1, OBJECT(s), "bar1", get_system_io(),
371                              0, 0x8000);
372     pci_register_bar(pci_dev, 1, PCI_BASE_ADDRESS_SPACE_IO, &s->bar1);
373 }
374 
375 static Property ebus_properties[] = {
376     DEFINE_PROP_UINT64("console-serial-base", EbusState,
377                        console_serial_base, 0),
378     DEFINE_PROP_END_OF_LIST(),
379 };
380 
381 static void ebus_class_init(ObjectClass *klass, void *data)
382 {
383     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
384     DeviceClass *dc = DEVICE_CLASS(klass);
385 
386     k->realize = ebus_realize;
387     k->vendor_id = PCI_VENDOR_ID_SUN;
388     k->device_id = PCI_DEVICE_ID_SUN_EBUS;
389     k->revision = 0x01;
390     k->class_id = PCI_CLASS_BRIDGE_OTHER;
391     dc->props = ebus_properties;
392 }
393 
394 static const TypeInfo ebus_info = {
395     .name          = TYPE_EBUS,
396     .parent        = TYPE_PCI_DEVICE,
397     .class_init    = ebus_class_init,
398     .instance_size = sizeof(EbusState),
399     .interfaces = (InterfaceInfo[]) {
400         { INTERFACE_CONVENTIONAL_PCI_DEVICE },
401         { },
402     },
403 };
404 
405 #define TYPE_OPENPROM "openprom"
406 #define OPENPROM(obj) OBJECT_CHECK(PROMState, (obj), TYPE_OPENPROM)
407 
408 typedef struct PROMState {
409     SysBusDevice parent_obj;
410 
411     MemoryRegion prom;
412 } PROMState;
413 
414 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
415 {
416     hwaddr *base_addr = (hwaddr *)opaque;
417     return addr + *base_addr - PROM_VADDR;
418 }
419 
420 /* Boot PROM (OpenBIOS) */
421 static void prom_init(hwaddr addr, const char *bios_name)
422 {
423     DeviceState *dev;
424     SysBusDevice *s;
425     char *filename;
426     int ret;
427 
428     dev = qdev_create(NULL, TYPE_OPENPROM);
429     qdev_init_nofail(dev);
430     s = SYS_BUS_DEVICE(dev);
431 
432     sysbus_mmio_map(s, 0, addr);
433 
434     /* load boot prom */
435     if (bios_name == NULL) {
436         bios_name = PROM_FILENAME;
437     }
438     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
439     if (filename) {
440         ret = load_elf(filename, NULL, translate_prom_address, &addr,
441                        NULL, NULL, NULL, 1, EM_SPARCV9, 0, 0);
442         if (ret < 0 || ret > PROM_SIZE_MAX) {
443             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
444         }
445         g_free(filename);
446     } else {
447         ret = -1;
448     }
449     if (ret < 0 || ret > PROM_SIZE_MAX) {
450         error_report("could not load prom '%s'", bios_name);
451         exit(1);
452     }
453 }
454 
455 static void prom_realize(DeviceState *ds, Error **errp)
456 {
457     PROMState *s = OPENPROM(ds);
458     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
459     Error *local_err = NULL;
460 
461     memory_region_init_ram_nomigrate(&s->prom, OBJECT(ds), "sun4u.prom",
462                                      PROM_SIZE_MAX, &local_err);
463     if (local_err) {
464         error_propagate(errp, local_err);
465         return;
466     }
467 
468     vmstate_register_ram_global(&s->prom);
469     memory_region_set_readonly(&s->prom, true);
470     sysbus_init_mmio(dev, &s->prom);
471 }
472 
473 static Property prom_properties[] = {
474     {/* end of property list */},
475 };
476 
477 static void prom_class_init(ObjectClass *klass, void *data)
478 {
479     DeviceClass *dc = DEVICE_CLASS(klass);
480 
481     dc->props = prom_properties;
482     dc->realize = prom_realize;
483 }
484 
485 static const TypeInfo prom_info = {
486     .name          = TYPE_OPENPROM,
487     .parent        = TYPE_SYS_BUS_DEVICE,
488     .instance_size = sizeof(PROMState),
489     .class_init    = prom_class_init,
490 };
491 
492 
493 #define TYPE_SUN4U_MEMORY "memory"
494 #define SUN4U_RAM(obj) OBJECT_CHECK(RamDevice, (obj), TYPE_SUN4U_MEMORY)
495 
496 typedef struct RamDevice {
497     SysBusDevice parent_obj;
498 
499     MemoryRegion ram;
500     uint64_t size;
501 } RamDevice;
502 
503 /* System RAM */
504 static void ram_realize(DeviceState *dev, Error **errp)
505 {
506     RamDevice *d = SUN4U_RAM(dev);
507     SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
508 
509     memory_region_init_ram_nomigrate(&d->ram, OBJECT(d), "sun4u.ram", d->size,
510                            &error_fatal);
511     vmstate_register_ram_global(&d->ram);
512     sysbus_init_mmio(sbd, &d->ram);
513 }
514 
515 static void ram_init(hwaddr addr, ram_addr_t RAM_size)
516 {
517     DeviceState *dev;
518     SysBusDevice *s;
519     RamDevice *d;
520 
521     /* allocate RAM */
522     dev = qdev_create(NULL, TYPE_SUN4U_MEMORY);
523     s = SYS_BUS_DEVICE(dev);
524 
525     d = SUN4U_RAM(dev);
526     d->size = RAM_size;
527     qdev_init_nofail(dev);
528 
529     sysbus_mmio_map(s, 0, addr);
530 }
531 
532 static Property ram_properties[] = {
533     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
534     DEFINE_PROP_END_OF_LIST(),
535 };
536 
537 static void ram_class_init(ObjectClass *klass, void *data)
538 {
539     DeviceClass *dc = DEVICE_CLASS(klass);
540 
541     dc->realize = ram_realize;
542     dc->props = ram_properties;
543 }
544 
545 static const TypeInfo ram_info = {
546     .name          = TYPE_SUN4U_MEMORY,
547     .parent        = TYPE_SYS_BUS_DEVICE,
548     .instance_size = sizeof(RamDevice),
549     .class_init    = ram_class_init,
550 };
551 
552 static void sun4uv_init(MemoryRegion *address_space_mem,
553                         MachineState *machine,
554                         const struct hwdef *hwdef)
555 {
556     SPARCCPU *cpu;
557     Nvram *nvram;
558     unsigned int i;
559     uint64_t initrd_addr, initrd_size, kernel_addr, kernel_size, kernel_entry;
560     SabreState *sabre;
561     PCIBus *pci_bus, *pci_busA, *pci_busB;
562     PCIDevice *ebus, *pci_dev;
563     SysBusDevice *s;
564     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
565     DeviceState *iommu, *dev;
566     FWCfgState *fw_cfg;
567     NICInfo *nd;
568     MACAddr macaddr;
569     bool onboard_nic;
570 
571     /* init CPUs */
572     cpu = sparc64_cpu_devinit(machine->cpu_type, hwdef->prom_addr);
573 
574     /* IOMMU */
575     iommu = qdev_create(NULL, TYPE_SUN4U_IOMMU);
576     qdev_init_nofail(iommu);
577 
578     /* set up devices */
579     ram_init(0, machine->ram_size);
580 
581     prom_init(hwdef->prom_addr, bios_name);
582 
583     /* Init sabre (PCI host bridge) */
584     sabre = SABRE_DEVICE(qdev_create(NULL, TYPE_SABRE));
585     qdev_prop_set_uint64(DEVICE(sabre), "special-base", PBM_SPECIAL_BASE);
586     qdev_prop_set_uint64(DEVICE(sabre), "mem-base", PBM_MEM_BASE);
587     object_property_set_link(OBJECT(sabre), OBJECT(iommu), "iommu",
588                              &error_abort);
589     qdev_init_nofail(DEVICE(sabre));
590 
591     /* Wire up PCI interrupts to CPU */
592     for (i = 0; i < IVEC_MAX; i++) {
593         qdev_connect_gpio_out_named(DEVICE(sabre), "ivec-irq", i,
594             qdev_get_gpio_in_named(DEVICE(cpu), "ivec-irq", i));
595     }
596 
597     pci_bus = PCI_HOST_BRIDGE(sabre)->bus;
598     pci_busA = pci_bridge_get_sec_bus(sabre->bridgeA);
599     pci_busB = pci_bridge_get_sec_bus(sabre->bridgeB);
600 
601     /* Only in-built Simba APBs can exist on the root bus, slot 0 on busA is
602        reserved (leaving no slots free after on-board devices) however slots
603        0-3 are free on busB */
604     pci_bus->slot_reserved_mask = 0xfffffffc;
605     pci_busA->slot_reserved_mask = 0xfffffff1;
606     pci_busB->slot_reserved_mask = 0xfffffff0;
607 
608     ebus = pci_create_multifunction(pci_busA, PCI_DEVFN(1, 0), true, TYPE_EBUS);
609     qdev_prop_set_uint64(DEVICE(ebus), "console-serial-base",
610                          hwdef->console_serial_base);
611     qdev_init_nofail(DEVICE(ebus));
612 
613     /* Wire up "well-known" ISA IRQs to PBM legacy obio IRQs */
614     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 7,
615         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_LPT_IRQ));
616     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 6,
617         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_FDD_IRQ));
618     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 1,
619         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_KBD_IRQ));
620     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 12,
621         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_MSE_IRQ));
622     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 4,
623         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_SER_IRQ));
624 
625     switch (vga_interface_type) {
626     case VGA_STD:
627         pci_create_simple(pci_busA, PCI_DEVFN(2, 0), "VGA");
628         break;
629     case VGA_NONE:
630         break;
631     default:
632         abort();   /* Should not happen - types are checked in vl.c already */
633     }
634 
635     memset(&macaddr, 0, sizeof(MACAddr));
636     onboard_nic = false;
637     for (i = 0; i < nb_nics; i++) {
638         nd = &nd_table[i];
639 
640         if (!nd->model || strcmp(nd->model, "sunhme") == 0) {
641             if (!onboard_nic) {
642                 pci_dev = pci_create_multifunction(pci_busA, PCI_DEVFN(1, 1),
643                                                    true, "sunhme");
644                 memcpy(&macaddr, &nd->macaddr.a, sizeof(MACAddr));
645                 onboard_nic = true;
646             } else {
647                 pci_dev = pci_create(pci_busB, -1, "sunhme");
648             }
649         } else {
650             pci_dev = pci_create(pci_busB, -1, nd->model);
651         }
652 
653         dev = &pci_dev->qdev;
654         qdev_set_nic_properties(dev, nd);
655         qdev_init_nofail(dev);
656     }
657 
658     /* If we don't have an onboard NIC, grab a default MAC address so that
659      * we have a valid machine id */
660     if (!onboard_nic) {
661         qemu_macaddr_default_if_unset(&macaddr);
662     }
663 
664     ide_drive_get(hd, ARRAY_SIZE(hd));
665 
666     pci_dev = pci_create(pci_busA, PCI_DEVFN(3, 0), "cmd646-ide");
667     qdev_prop_set_uint32(&pci_dev->qdev, "secondary", 1);
668     qdev_init_nofail(&pci_dev->qdev);
669     pci_ide_create_devs(pci_dev, hd);
670 
671     /* Map NVRAM into I/O (ebus) space */
672     nvram = m48t59_init(NULL, 0, 0, NVRAM_SIZE, 1968, 59);
673     s = SYS_BUS_DEVICE(nvram);
674     memory_region_add_subregion(pci_address_space_io(ebus), 0x2000,
675                                 sysbus_mmio_get_region(s, 0));
676 
677     initrd_size = 0;
678     initrd_addr = 0;
679     kernel_size = sun4u_load_kernel(machine->kernel_filename,
680                                     machine->initrd_filename,
681                                     ram_size, &initrd_size, &initrd_addr,
682                                     &kernel_addr, &kernel_entry);
683 
684     sun4u_NVRAM_set_params(nvram, NVRAM_SIZE, "Sun4u", machine->ram_size,
685                            machine->boot_order,
686                            kernel_addr, kernel_size,
687                            machine->kernel_cmdline,
688                            initrd_addr, initrd_size,
689                            /* XXX: need an option to load a NVRAM image */
690                            0,
691                            graphic_width, graphic_height, graphic_depth,
692                            (uint8_t *)&macaddr);
693 
694     dev = qdev_create(NULL, TYPE_FW_CFG_IO);
695     qdev_prop_set_bit(dev, "dma_enabled", false);
696     object_property_add_child(OBJECT(ebus), TYPE_FW_CFG, OBJECT(dev), NULL);
697     qdev_init_nofail(dev);
698     memory_region_add_subregion(pci_address_space_io(ebus), BIOS_CFG_IOPORT,
699                                 &FW_CFG_IO(dev)->comb_iomem);
700 
701     fw_cfg = FW_CFG(dev);
702     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)machine->smp.cpus);
703     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus);
704     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
705     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
706     fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_entry);
707     fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
708     if (machine->kernel_cmdline) {
709         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
710                        strlen(machine->kernel_cmdline) + 1);
711         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
712     } else {
713         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
714     }
715     fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_ADDR, initrd_addr);
716     fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
717     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
718 
719     fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_WIDTH, graphic_width);
720     fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_HEIGHT, graphic_height);
721     fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_DEPTH, graphic_depth);
722 
723     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
724 }
725 
726 enum {
727     sun4u_id = 0,
728     sun4v_id = 64,
729 };
730 
731 /*
732  * Implementation of an interface to adjust firmware path
733  * for the bootindex property handling.
734  */
735 static char *sun4u_fw_dev_path(FWPathProvider *p, BusState *bus,
736                                DeviceState *dev)
737 {
738     PCIDevice *pci;
739     IDEBus *ide_bus;
740     IDEState *ide_s;
741     int bus_id;
742 
743     if (!strcmp(object_get_typename(OBJECT(dev)), "pbm-bridge")) {
744         pci = PCI_DEVICE(dev);
745 
746         if (PCI_FUNC(pci->devfn)) {
747             return g_strdup_printf("pci@%x,%x", PCI_SLOT(pci->devfn),
748                                    PCI_FUNC(pci->devfn));
749         } else {
750             return g_strdup_printf("pci@%x", PCI_SLOT(pci->devfn));
751         }
752     }
753 
754     if (!strcmp(object_get_typename(OBJECT(dev)), "ide-drive")) {
755          ide_bus = IDE_BUS(qdev_get_parent_bus(dev));
756          ide_s = idebus_active_if(ide_bus);
757          bus_id = ide_bus->bus_id;
758 
759          if (ide_s->drive_kind == IDE_CD) {
760              return g_strdup_printf("ide@%x/cdrom", bus_id);
761          }
762 
763          return g_strdup_printf("ide@%x/disk", bus_id);
764     }
765 
766     if (!strcmp(object_get_typename(OBJECT(dev)), "ide-hd")) {
767         return g_strdup("disk");
768     }
769 
770     if (!strcmp(object_get_typename(OBJECT(dev)), "ide-cd")) {
771         return g_strdup("cdrom");
772     }
773 
774     if (!strcmp(object_get_typename(OBJECT(dev)), "virtio-blk-device")) {
775         return g_strdup("disk");
776     }
777 
778     return NULL;
779 }
780 
781 static const struct hwdef hwdefs[] = {
782     /* Sun4u generic PC-like machine */
783     {
784         .machine_id = sun4u_id,
785         .prom_addr = 0x1fff0000000ULL,
786         .console_serial_base = 0,
787     },
788     /* Sun4v generic PC-like machine */
789     {
790         .machine_id = sun4v_id,
791         .prom_addr = 0x1fff0000000ULL,
792         .console_serial_base = 0,
793     },
794 };
795 
796 /* Sun4u hardware initialisation */
797 static void sun4u_init(MachineState *machine)
798 {
799     sun4uv_init(get_system_memory(), machine, &hwdefs[0]);
800 }
801 
802 /* Sun4v hardware initialisation */
803 static void sun4v_init(MachineState *machine)
804 {
805     sun4uv_init(get_system_memory(), machine, &hwdefs[1]);
806 }
807 
808 static void sun4u_class_init(ObjectClass *oc, void *data)
809 {
810     MachineClass *mc = MACHINE_CLASS(oc);
811     FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc);
812 
813     mc->desc = "Sun4u platform";
814     mc->init = sun4u_init;
815     mc->block_default_type = IF_IDE;
816     mc->max_cpus = 1; /* XXX for now */
817     mc->is_default = 1;
818     mc->default_boot_order = "c";
819     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-UltraSparc-IIi");
820     mc->ignore_boot_device_suffixes = true;
821     mc->default_display = "std";
822     fwc->get_dev_path = sun4u_fw_dev_path;
823 }
824 
825 static const TypeInfo sun4u_type = {
826     .name = MACHINE_TYPE_NAME("sun4u"),
827     .parent = TYPE_MACHINE,
828     .class_init = sun4u_class_init,
829     .interfaces = (InterfaceInfo[]) {
830         { TYPE_FW_PATH_PROVIDER },
831         { }
832     },
833 };
834 
835 static void sun4v_class_init(ObjectClass *oc, void *data)
836 {
837     MachineClass *mc = MACHINE_CLASS(oc);
838 
839     mc->desc = "Sun4v platform";
840     mc->init = sun4v_init;
841     mc->block_default_type = IF_IDE;
842     mc->max_cpus = 1; /* XXX for now */
843     mc->default_boot_order = "c";
844     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Sun-UltraSparc-T1");
845     mc->default_display = "std";
846 }
847 
848 static const TypeInfo sun4v_type = {
849     .name = MACHINE_TYPE_NAME("sun4v"),
850     .parent = TYPE_MACHINE,
851     .class_init = sun4v_class_init,
852 };
853 
854 static void sun4u_register_types(void)
855 {
856     type_register_static(&power_info);
857     type_register_static(&ebus_info);
858     type_register_static(&prom_info);
859     type_register_static(&ram_info);
860 
861     type_register_static(&sun4u_type);
862     type_register_static(&sun4v_type);
863 }
864 
865 type_init(sun4u_register_types)
866