xref: /openbmc/qemu/hw/sparc64/sun4u.c (revision ddda3748)
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/rtc/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/runstate.h"
46 #include "sysemu/sysemu.h"
47 #include "hw/boards.h"
48 #include "hw/nvram/sun_nvram.h"
49 #include "hw/nvram/chrp_nvram.h"
50 #include "hw/sparc/sparc64.h"
51 #include "hw/nvram/fw_cfg.h"
52 #include "hw/sysbus.h"
53 #include "hw/ide.h"
54 #include "hw/ide/pci.h"
55 #include "hw/loader.h"
56 #include "hw/fw-path-provider.h"
57 #include "elf.h"
58 #include "trace.h"
59 
60 #define KERNEL_LOAD_ADDR     0x00404000
61 #define CMDLINE_ADDR         0x003ff000
62 #define PROM_SIZE_MAX        (4 * MiB)
63 #define PROM_VADDR           0x000ffd00000ULL
64 #define PBM_SPECIAL_BASE     0x1fe00000000ULL
65 #define PBM_MEM_BASE         0x1ff00000000ULL
66 #define PBM_PCI_IO_BASE      (PBM_SPECIAL_BASE + 0x02000000ULL)
67 #define PROM_FILENAME        "openbios-sparc64"
68 #define NVRAM_SIZE           0x2000
69 #define MAX_IDE_BUS          2
70 #define BIOS_CFG_IOPORT      0x510
71 #define FW_CFG_SPARC64_WIDTH (FW_CFG_ARCH_LOCAL + 0x00)
72 #define FW_CFG_SPARC64_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01)
73 #define FW_CFG_SPARC64_DEPTH (FW_CFG_ARCH_LOCAL + 0x02)
74 
75 #define IVEC_MAX             0x40
76 
77 struct hwdef {
78     uint16_t machine_id;
79     uint64_t prom_addr;
80     uint64_t console_serial_base;
81 };
82 
83 typedef struct EbusState {
84     /*< private >*/
85     PCIDevice parent_obj;
86 
87     ISABus *isa_bus;
88     qemu_irq isa_bus_irqs[ISA_NUM_IRQS];
89     uint64_t console_serial_base;
90     MemoryRegion bar0;
91     MemoryRegion bar1;
92 } EbusState;
93 
94 #define TYPE_EBUS "ebus"
95 #define EBUS(obj) OBJECT_CHECK(EbusState, (obj), TYPE_EBUS)
96 
97 const char *fw_cfg_arch_key_name(uint16_t key)
98 {
99     static const struct {
100         uint16_t key;
101         const char *name;
102     } fw_cfg_arch_wellknown_keys[] = {
103         {FW_CFG_SPARC64_WIDTH, "width"},
104         {FW_CFG_SPARC64_HEIGHT, "height"},
105         {FW_CFG_SPARC64_DEPTH, "depth"},
106     };
107 
108     for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) {
109         if (fw_cfg_arch_wellknown_keys[i].key == key) {
110             return fw_cfg_arch_wellknown_keys[i].name;
111         }
112     }
113     return NULL;
114 }
115 
116 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
117                             Error **errp)
118 {
119     fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
120 }
121 
122 static int sun4u_NVRAM_set_params(Nvram *nvram, uint16_t NVRAM_size,
123                                   const char *arch, ram_addr_t RAM_size,
124                                   const char *boot_devices,
125                                   uint32_t kernel_image, uint32_t kernel_size,
126                                   const char *cmdline,
127                                   uint32_t initrd_image, uint32_t initrd_size,
128                                   uint32_t NVRAM_image,
129                                   int width, int height, int depth,
130                                   const uint8_t *macaddr)
131 {
132     unsigned int i;
133     int sysp_end;
134     uint8_t image[0x1ff0];
135     NvramClass *k = NVRAM_GET_CLASS(nvram);
136 
137     memset(image, '\0', sizeof(image));
138 
139     /* OpenBIOS nvram variables partition */
140     sysp_end = chrp_nvram_create_system_partition(image, 0);
141 
142     /* Free space partition */
143     chrp_nvram_create_free_partition(&image[sysp_end], 0x1fd0 - sysp_end);
144 
145     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr, 0x80);
146 
147     for (i = 0; i < sizeof(image); i++) {
148         (k->write)(nvram, i, image[i]);
149     }
150 
151     return 0;
152 }
153 
154 static uint64_t sun4u_load_kernel(const char *kernel_filename,
155                                   const char *initrd_filename,
156                                   ram_addr_t RAM_size, uint64_t *initrd_size,
157                                   uint64_t *initrd_addr, uint64_t *kernel_addr,
158                                   uint64_t *kernel_entry)
159 {
160     int linux_boot;
161     unsigned int i;
162     long kernel_size;
163     uint8_t *ptr;
164     uint64_t kernel_top = 0;
165 
166     linux_boot = (kernel_filename != NULL);
167 
168     kernel_size = 0;
169     if (linux_boot) {
170         int bswap_needed;
171 
172 #ifdef BSWAP_NEEDED
173         bswap_needed = 1;
174 #else
175         bswap_needed = 0;
176 #endif
177         kernel_size = load_elf(kernel_filename, NULL, NULL, NULL, kernel_entry,
178                                kernel_addr, &kernel_top, NULL, 1, EM_SPARCV9, 0,
179                                0);
180         if (kernel_size < 0) {
181             *kernel_addr = KERNEL_LOAD_ADDR;
182             *kernel_entry = KERNEL_LOAD_ADDR;
183             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
184                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
185                                     TARGET_PAGE_SIZE);
186         }
187         if (kernel_size < 0) {
188             kernel_size = load_image_targphys(kernel_filename,
189                                               KERNEL_LOAD_ADDR,
190                                               RAM_size - KERNEL_LOAD_ADDR);
191         }
192         if (kernel_size < 0) {
193             error_report("could not load kernel '%s'", kernel_filename);
194             exit(1);
195         }
196         /* load initrd above kernel */
197         *initrd_size = 0;
198         if (initrd_filename && kernel_top) {
199             *initrd_addr = TARGET_PAGE_ALIGN(kernel_top);
200 
201             *initrd_size = load_image_targphys(initrd_filename,
202                                                *initrd_addr,
203                                                RAM_size - *initrd_addr);
204             if ((int)*initrd_size < 0) {
205                 error_report("could not load initial ram disk '%s'",
206                              initrd_filename);
207                 exit(1);
208             }
209         }
210         if (*initrd_size > 0) {
211             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
212                 ptr = rom_ptr(*kernel_addr + i, 32);
213                 if (ptr && ldl_p(ptr + 8) == 0x48647253) { /* HdrS */
214                     stl_p(ptr + 24, *initrd_addr + *kernel_addr);
215                     stl_p(ptr + 28, *initrd_size);
216                     break;
217                 }
218             }
219         }
220     }
221     return kernel_size;
222 }
223 
224 typedef struct ResetData {
225     SPARCCPU *cpu;
226     uint64_t prom_addr;
227 } ResetData;
228 
229 #define TYPE_SUN4U_POWER "power"
230 #define SUN4U_POWER(obj) OBJECT_CHECK(PowerDevice, (obj), TYPE_SUN4U_POWER)
231 
232 typedef struct PowerDevice {
233     SysBusDevice parent_obj;
234 
235     MemoryRegion power_mmio;
236 } PowerDevice;
237 
238 /* Power */
239 static uint64_t power_mem_read(void *opaque, hwaddr addr, unsigned size)
240 {
241     return 0;
242 }
243 
244 static void power_mem_write(void *opaque, hwaddr addr,
245                             uint64_t val, unsigned size)
246 {
247     /* According to a real Ultra 5, bit 24 controls the power */
248     if (val & 0x1000000) {
249         qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN);
250     }
251 }
252 
253 static const MemoryRegionOps power_mem_ops = {
254     .read = power_mem_read,
255     .write = power_mem_write,
256     .endianness = DEVICE_NATIVE_ENDIAN,
257     .valid = {
258         .min_access_size = 4,
259         .max_access_size = 4,
260     },
261 };
262 
263 static void power_realize(DeviceState *dev, Error **errp)
264 {
265     PowerDevice *d = SUN4U_POWER(dev);
266     SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
267 
268     memory_region_init_io(&d->power_mmio, OBJECT(dev), &power_mem_ops, d,
269                           "power", sizeof(uint32_t));
270 
271     sysbus_init_mmio(sbd, &d->power_mmio);
272 }
273 
274 static void power_class_init(ObjectClass *klass, void *data)
275 {
276     DeviceClass *dc = DEVICE_CLASS(klass);
277 
278     dc->realize = power_realize;
279 }
280 
281 static const TypeInfo power_info = {
282     .name          = TYPE_SUN4U_POWER,
283     .parent        = TYPE_SYS_BUS_DEVICE,
284     .instance_size = sizeof(PowerDevice),
285     .class_init    = power_class_init,
286 };
287 
288 static void ebus_isa_irq_handler(void *opaque, int n, int level)
289 {
290     EbusState *s = EBUS(opaque);
291     qemu_irq irq = s->isa_bus_irqs[n];
292 
293     /* Pass ISA bus IRQs onto their gpio equivalent */
294     trace_ebus_isa_irq_handler(n, level);
295     if (irq) {
296         qemu_set_irq(irq, level);
297     }
298 }
299 
300 /* EBUS (Eight bit bus) bridge */
301 static void ebus_realize(PCIDevice *pci_dev, Error **errp)
302 {
303     EbusState *s = EBUS(pci_dev);
304     SysBusDevice *sbd;
305     DeviceState *dev;
306     qemu_irq *isa_irq;
307     DriveInfo *fd[MAX_FD];
308     int i;
309 
310     s->isa_bus = isa_bus_new(DEVICE(pci_dev), get_system_memory(),
311                              pci_address_space_io(pci_dev), errp);
312     if (!s->isa_bus) {
313         error_setg(errp, "unable to instantiate EBUS ISA bus");
314         return;
315     }
316 
317     /* ISA bus */
318     isa_irq = qemu_allocate_irqs(ebus_isa_irq_handler, s, ISA_NUM_IRQS);
319     isa_bus_irqs(s->isa_bus, isa_irq);
320     qdev_init_gpio_out_named(DEVICE(s), s->isa_bus_irqs, "isa-irq",
321                              ISA_NUM_IRQS);
322 
323     /* Serial ports */
324     i = 0;
325     if (s->console_serial_base) {
326         serial_mm_init(pci_address_space(pci_dev), s->console_serial_base,
327                        0, NULL, 115200, serial_hd(i), DEVICE_BIG_ENDIAN);
328         i++;
329     }
330     serial_hds_isa_init(s->isa_bus, i, MAX_ISA_SERIAL_PORTS);
331 
332     /* Parallel ports */
333     parallel_hds_isa_init(s->isa_bus, MAX_PARALLEL_PORTS);
334 
335     /* Keyboard */
336     isa_create_simple(s->isa_bus, "i8042");
337 
338     /* Floppy */
339     for (i = 0; i < MAX_FD; i++) {
340         fd[i] = drive_get(IF_FLOPPY, 0, i);
341     }
342     dev = DEVICE(isa_create(s->isa_bus, TYPE_ISA_FDC));
343     if (fd[0]) {
344         qdev_prop_set_drive(dev, "driveA", blk_by_legacy_dinfo(fd[0]),
345                             &error_abort);
346     }
347     if (fd[1]) {
348         qdev_prop_set_drive(dev, "driveB", blk_by_legacy_dinfo(fd[1]),
349                             &error_abort);
350     }
351     qdev_prop_set_uint32(dev, "dma", -1);
352     qdev_init_nofail(dev);
353 
354     /* Power */
355     dev = qdev_create(NULL, TYPE_SUN4U_POWER);
356     qdev_init_nofail(dev);
357     sbd = SYS_BUS_DEVICE(dev);
358     memory_region_add_subregion(pci_address_space_io(pci_dev), 0x7240,
359                                 sysbus_mmio_get_region(sbd, 0));
360 
361     /* PCI */
362     pci_dev->config[0x04] = 0x06; // command = bus master, pci mem
363     pci_dev->config[0x05] = 0x00;
364     pci_dev->config[0x06] = 0xa0; // status = fast back-to-back, 66MHz, no error
365     pci_dev->config[0x07] = 0x03; // status = medium devsel
366     pci_dev->config[0x09] = 0x00; // programming i/f
367     pci_dev->config[0x0D] = 0x0a; // latency_timer
368 
369     memory_region_init_alias(&s->bar0, OBJECT(s), "bar0", get_system_io(),
370                              0, 0x1000000);
371     pci_register_bar(pci_dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->bar0);
372     memory_region_init_alias(&s->bar1, OBJECT(s), "bar1", get_system_io(),
373                              0, 0x8000);
374     pci_register_bar(pci_dev, 1, PCI_BASE_ADDRESS_SPACE_IO, &s->bar1);
375 }
376 
377 static Property ebus_properties[] = {
378     DEFINE_PROP_UINT64("console-serial-base", EbusState,
379                        console_serial_base, 0),
380     DEFINE_PROP_END_OF_LIST(),
381 };
382 
383 static void ebus_class_init(ObjectClass *klass, void *data)
384 {
385     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
386     DeviceClass *dc = DEVICE_CLASS(klass);
387 
388     k->realize = ebus_realize;
389     k->vendor_id = PCI_VENDOR_ID_SUN;
390     k->device_id = PCI_DEVICE_ID_SUN_EBUS;
391     k->revision = 0x01;
392     k->class_id = PCI_CLASS_BRIDGE_OTHER;
393     device_class_set_props(dc, ebus_properties);
394 }
395 
396 static const TypeInfo ebus_info = {
397     .name          = TYPE_EBUS,
398     .parent        = TYPE_PCI_DEVICE,
399     .class_init    = ebus_class_init,
400     .instance_size = sizeof(EbusState),
401     .interfaces = (InterfaceInfo[]) {
402         { INTERFACE_CONVENTIONAL_PCI_DEVICE },
403         { },
404     },
405 };
406 
407 #define TYPE_OPENPROM "openprom"
408 #define OPENPROM(obj) OBJECT_CHECK(PROMState, (obj), TYPE_OPENPROM)
409 
410 typedef struct PROMState {
411     SysBusDevice parent_obj;
412 
413     MemoryRegion prom;
414 } PROMState;
415 
416 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
417 {
418     hwaddr *base_addr = (hwaddr *)opaque;
419     return addr + *base_addr - PROM_VADDR;
420 }
421 
422 /* Boot PROM (OpenBIOS) */
423 static void prom_init(hwaddr addr, const char *bios_name)
424 {
425     DeviceState *dev;
426     SysBusDevice *s;
427     char *filename;
428     int ret;
429 
430     dev = qdev_create(NULL, TYPE_OPENPROM);
431     qdev_init_nofail(dev);
432     s = SYS_BUS_DEVICE(dev);
433 
434     sysbus_mmio_map(s, 0, addr);
435 
436     /* load boot prom */
437     if (bios_name == NULL) {
438         bios_name = PROM_FILENAME;
439     }
440     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
441     if (filename) {
442         ret = load_elf(filename, NULL, translate_prom_address, &addr,
443                        NULL, NULL, NULL, NULL, 1, EM_SPARCV9, 0, 0);
444         if (ret < 0 || ret > PROM_SIZE_MAX) {
445             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
446         }
447         g_free(filename);
448     } else {
449         ret = -1;
450     }
451     if (ret < 0 || ret > PROM_SIZE_MAX) {
452         error_report("could not load prom '%s'", bios_name);
453         exit(1);
454     }
455 }
456 
457 static void prom_realize(DeviceState *ds, Error **errp)
458 {
459     PROMState *s = OPENPROM(ds);
460     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
461     Error *local_err = NULL;
462 
463     memory_region_init_ram_nomigrate(&s->prom, OBJECT(ds), "sun4u.prom",
464                                      PROM_SIZE_MAX, &local_err);
465     if (local_err) {
466         error_propagate(errp, local_err);
467         return;
468     }
469 
470     vmstate_register_ram_global(&s->prom);
471     memory_region_set_readonly(&s->prom, true);
472     sysbus_init_mmio(dev, &s->prom);
473 }
474 
475 static Property prom_properties[] = {
476     {/* end of property list */},
477 };
478 
479 static void prom_class_init(ObjectClass *klass, void *data)
480 {
481     DeviceClass *dc = DEVICE_CLASS(klass);
482 
483     device_class_set_props(dc, prom_properties);
484     dc->realize = prom_realize;
485 }
486 
487 static const TypeInfo prom_info = {
488     .name          = TYPE_OPENPROM,
489     .parent        = TYPE_SYS_BUS_DEVICE,
490     .instance_size = sizeof(PROMState),
491     .class_init    = prom_class_init,
492 };
493 
494 
495 #define TYPE_SUN4U_MEMORY "memory"
496 #define SUN4U_RAM(obj) OBJECT_CHECK(RamDevice, (obj), TYPE_SUN4U_MEMORY)
497 
498 typedef struct RamDevice {
499     SysBusDevice parent_obj;
500 
501     MemoryRegion ram;
502     uint64_t size;
503 } RamDevice;
504 
505 /* System RAM */
506 static void ram_realize(DeviceState *dev, Error **errp)
507 {
508     RamDevice *d = SUN4U_RAM(dev);
509     SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
510 
511     memory_region_init_ram_nomigrate(&d->ram, OBJECT(d), "sun4u.ram", d->size,
512                            &error_fatal);
513     vmstate_register_ram_global(&d->ram);
514     sysbus_init_mmio(sbd, &d->ram);
515 }
516 
517 static void ram_init(hwaddr addr, ram_addr_t RAM_size)
518 {
519     DeviceState *dev;
520     SysBusDevice *s;
521     RamDevice *d;
522 
523     /* allocate RAM */
524     dev = qdev_create(NULL, TYPE_SUN4U_MEMORY);
525     s = SYS_BUS_DEVICE(dev);
526 
527     d = SUN4U_RAM(dev);
528     d->size = RAM_size;
529     qdev_init_nofail(dev);
530 
531     sysbus_mmio_map(s, 0, addr);
532 }
533 
534 static Property ram_properties[] = {
535     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
536     DEFINE_PROP_END_OF_LIST(),
537 };
538 
539 static void ram_class_init(ObjectClass *klass, void *data)
540 {
541     DeviceClass *dc = DEVICE_CLASS(klass);
542 
543     dc->realize = ram_realize;
544     device_class_set_props(dc, ram_properties);
545 }
546 
547 static const TypeInfo ram_info = {
548     .name          = TYPE_SUN4U_MEMORY,
549     .parent        = TYPE_SYS_BUS_DEVICE,
550     .instance_size = sizeof(RamDevice),
551     .class_init    = ram_class_init,
552 };
553 
554 static void sun4uv_init(MemoryRegion *address_space_mem,
555                         MachineState *machine,
556                         const struct hwdef *hwdef)
557 {
558     SPARCCPU *cpu;
559     Nvram *nvram;
560     unsigned int i;
561     uint64_t initrd_addr, initrd_size, kernel_addr, kernel_size, kernel_entry;
562     SabreState *sabre;
563     PCIBus *pci_bus, *pci_busA, *pci_busB;
564     PCIDevice *ebus, *pci_dev;
565     SysBusDevice *s;
566     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
567     DeviceState *iommu, *dev;
568     FWCfgState *fw_cfg;
569     NICInfo *nd;
570     MACAddr macaddr;
571     bool onboard_nic;
572 
573     /* init CPUs */
574     cpu = sparc64_cpu_devinit(machine->cpu_type, hwdef->prom_addr);
575 
576     /* IOMMU */
577     iommu = qdev_create(NULL, TYPE_SUN4U_IOMMU);
578     qdev_init_nofail(iommu);
579 
580     /* set up devices */
581     ram_init(0, machine->ram_size);
582 
583     prom_init(hwdef->prom_addr, bios_name);
584 
585     /* Init sabre (PCI host bridge) */
586     sabre = SABRE_DEVICE(qdev_create(NULL, TYPE_SABRE));
587     qdev_prop_set_uint64(DEVICE(sabre), "special-base", PBM_SPECIAL_BASE);
588     qdev_prop_set_uint64(DEVICE(sabre), "mem-base", PBM_MEM_BASE);
589     object_property_set_link(OBJECT(sabre), OBJECT(iommu), "iommu",
590                              &error_abort);
591     qdev_init_nofail(DEVICE(sabre));
592 
593     /* Wire up PCI interrupts to CPU */
594     for (i = 0; i < IVEC_MAX; i++) {
595         qdev_connect_gpio_out_named(DEVICE(sabre), "ivec-irq", i,
596             qdev_get_gpio_in_named(DEVICE(cpu), "ivec-irq", i));
597     }
598 
599     pci_bus = PCI_HOST_BRIDGE(sabre)->bus;
600     pci_busA = pci_bridge_get_sec_bus(sabre->bridgeA);
601     pci_busB = pci_bridge_get_sec_bus(sabre->bridgeB);
602 
603     /* Only in-built Simba APBs can exist on the root bus, slot 0 on busA is
604        reserved (leaving no slots free after on-board devices) however slots
605        0-3 are free on busB */
606     pci_bus->slot_reserved_mask = 0xfffffffc;
607     pci_busA->slot_reserved_mask = 0xfffffff1;
608     pci_busB->slot_reserved_mask = 0xfffffff0;
609 
610     ebus = pci_create_multifunction(pci_busA, PCI_DEVFN(1, 0), true, TYPE_EBUS);
611     qdev_prop_set_uint64(DEVICE(ebus), "console-serial-base",
612                          hwdef->console_serial_base);
613     qdev_init_nofail(DEVICE(ebus));
614 
615     /* Wire up "well-known" ISA IRQs to PBM legacy obio IRQs */
616     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 7,
617         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_LPT_IRQ));
618     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 6,
619         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_FDD_IRQ));
620     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 1,
621         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_KBD_IRQ));
622     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 12,
623         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_MSE_IRQ));
624     qdev_connect_gpio_out_named(DEVICE(ebus), "isa-irq", 4,
625         qdev_get_gpio_in_named(DEVICE(sabre), "pbm-irq", OBIO_SER_IRQ));
626 
627     switch (vga_interface_type) {
628     case VGA_STD:
629         pci_create_simple(pci_busA, PCI_DEVFN(2, 0), "VGA");
630         break;
631     case VGA_NONE:
632         break;
633     default:
634         abort();   /* Should not happen - types are checked in vl.c already */
635     }
636 
637     memset(&macaddr, 0, sizeof(MACAddr));
638     onboard_nic = false;
639     for (i = 0; i < nb_nics; i++) {
640         nd = &nd_table[i];
641 
642         if (!nd->model || strcmp(nd->model, "sunhme") == 0) {
643             if (!onboard_nic) {
644                 pci_dev = pci_create_multifunction(pci_busA, PCI_DEVFN(1, 1),
645                                                    true, "sunhme");
646                 memcpy(&macaddr, &nd->macaddr.a, sizeof(MACAddr));
647                 onboard_nic = true;
648             } else {
649                 pci_dev = pci_create(pci_busB, -1, "sunhme");
650             }
651         } else {
652             pci_dev = pci_create(pci_busB, -1, nd->model);
653         }
654 
655         dev = &pci_dev->qdev;
656         qdev_set_nic_properties(dev, nd);
657         qdev_init_nofail(dev);
658     }
659 
660     /* If we don't have an onboard NIC, grab a default MAC address so that
661      * we have a valid machine id */
662     if (!onboard_nic) {
663         qemu_macaddr_default_if_unset(&macaddr);
664     }
665 
666     ide_drive_get(hd, ARRAY_SIZE(hd));
667 
668     pci_dev = pci_create(pci_busA, PCI_DEVFN(3, 0), "cmd646-ide");
669     qdev_prop_set_uint32(&pci_dev->qdev, "secondary", 1);
670     qdev_init_nofail(&pci_dev->qdev);
671     pci_ide_create_devs(pci_dev, hd);
672 
673     /* Map NVRAM into I/O (ebus) space */
674     nvram = m48t59_init(NULL, 0, 0, NVRAM_SIZE, 1968, 59);
675     s = SYS_BUS_DEVICE(nvram);
676     memory_region_add_subregion(pci_address_space_io(ebus), 0x2000,
677                                 sysbus_mmio_get_region(s, 0));
678 
679     initrd_size = 0;
680     initrd_addr = 0;
681     kernel_size = sun4u_load_kernel(machine->kernel_filename,
682                                     machine->initrd_filename,
683                                     ram_size, &initrd_size, &initrd_addr,
684                                     &kernel_addr, &kernel_entry);
685 
686     sun4u_NVRAM_set_params(nvram, NVRAM_SIZE, "Sun4u", machine->ram_size,
687                            machine->boot_order,
688                            kernel_addr, kernel_size,
689                            machine->kernel_cmdline,
690                            initrd_addr, initrd_size,
691                            /* XXX: need an option to load a NVRAM image */
692                            0,
693                            graphic_width, graphic_height, graphic_depth,
694                            (uint8_t *)&macaddr);
695 
696     dev = qdev_create(NULL, TYPE_FW_CFG_IO);
697     qdev_prop_set_bit(dev, "dma_enabled", false);
698     object_property_add_child(OBJECT(ebus), TYPE_FW_CFG, OBJECT(dev), NULL);
699     qdev_init_nofail(dev);
700     memory_region_add_subregion(pci_address_space_io(ebus), BIOS_CFG_IOPORT,
701                                 &FW_CFG_IO(dev)->comb_iomem);
702 
703     fw_cfg = FW_CFG(dev);
704     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)machine->smp.cpus);
705     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus);
706     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
707     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
708     fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_entry);
709     fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
710     if (machine->kernel_cmdline) {
711         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
712                        strlen(machine->kernel_cmdline) + 1);
713         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
714     } else {
715         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
716     }
717     fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_ADDR, initrd_addr);
718     fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
719     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
720 
721     fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_WIDTH, graphic_width);
722     fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_HEIGHT, graphic_height);
723     fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_DEPTH, graphic_depth);
724 
725     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
726 }
727 
728 enum {
729     sun4u_id = 0,
730     sun4v_id = 64,
731 };
732 
733 /*
734  * Implementation of an interface to adjust firmware path
735  * for the bootindex property handling.
736  */
737 static char *sun4u_fw_dev_path(FWPathProvider *p, BusState *bus,
738                                DeviceState *dev)
739 {
740     PCIDevice *pci;
741     IDEBus *ide_bus;
742     IDEState *ide_s;
743     int bus_id;
744 
745     if (!strcmp(object_get_typename(OBJECT(dev)), "pbm-bridge")) {
746         pci = PCI_DEVICE(dev);
747 
748         if (PCI_FUNC(pci->devfn)) {
749             return g_strdup_printf("pci@%x,%x", PCI_SLOT(pci->devfn),
750                                    PCI_FUNC(pci->devfn));
751         } else {
752             return g_strdup_printf("pci@%x", PCI_SLOT(pci->devfn));
753         }
754     }
755 
756     if (!strcmp(object_get_typename(OBJECT(dev)), "ide-drive")) {
757          ide_bus = IDE_BUS(qdev_get_parent_bus(dev));
758          ide_s = idebus_active_if(ide_bus);
759          bus_id = ide_bus->bus_id;
760 
761          if (ide_s->drive_kind == IDE_CD) {
762              return g_strdup_printf("ide@%x/cdrom", bus_id);
763          }
764 
765          return g_strdup_printf("ide@%x/disk", bus_id);
766     }
767 
768     if (!strcmp(object_get_typename(OBJECT(dev)), "ide-hd")) {
769         return g_strdup("disk");
770     }
771 
772     if (!strcmp(object_get_typename(OBJECT(dev)), "ide-cd")) {
773         return g_strdup("cdrom");
774     }
775 
776     if (!strcmp(object_get_typename(OBJECT(dev)), "virtio-blk-device")) {
777         return g_strdup("disk");
778     }
779 
780     return NULL;
781 }
782 
783 static const struct hwdef hwdefs[] = {
784     /* Sun4u generic PC-like machine */
785     {
786         .machine_id = sun4u_id,
787         .prom_addr = 0x1fff0000000ULL,
788         .console_serial_base = 0,
789     },
790     /* Sun4v generic PC-like machine */
791     {
792         .machine_id = sun4v_id,
793         .prom_addr = 0x1fff0000000ULL,
794         .console_serial_base = 0,
795     },
796 };
797 
798 /* Sun4u hardware initialisation */
799 static void sun4u_init(MachineState *machine)
800 {
801     sun4uv_init(get_system_memory(), machine, &hwdefs[0]);
802 }
803 
804 /* Sun4v hardware initialisation */
805 static void sun4v_init(MachineState *machine)
806 {
807     sun4uv_init(get_system_memory(), machine, &hwdefs[1]);
808 }
809 
810 static void sun4u_class_init(ObjectClass *oc, void *data)
811 {
812     MachineClass *mc = MACHINE_CLASS(oc);
813     FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc);
814 
815     mc->desc = "Sun4u platform";
816     mc->init = sun4u_init;
817     mc->block_default_type = IF_IDE;
818     mc->max_cpus = 1; /* XXX for now */
819     mc->is_default = 1;
820     mc->default_boot_order = "c";
821     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-UltraSparc-IIi");
822     mc->ignore_boot_device_suffixes = true;
823     mc->default_display = "std";
824     fwc->get_dev_path = sun4u_fw_dev_path;
825 }
826 
827 static const TypeInfo sun4u_type = {
828     .name = MACHINE_TYPE_NAME("sun4u"),
829     .parent = TYPE_MACHINE,
830     .class_init = sun4u_class_init,
831     .interfaces = (InterfaceInfo[]) {
832         { TYPE_FW_PATH_PROVIDER },
833         { }
834     },
835 };
836 
837 static void sun4v_class_init(ObjectClass *oc, void *data)
838 {
839     MachineClass *mc = MACHINE_CLASS(oc);
840 
841     mc->desc = "Sun4v platform";
842     mc->init = sun4v_init;
843     mc->block_default_type = IF_IDE;
844     mc->max_cpus = 1; /* XXX for now */
845     mc->default_boot_order = "c";
846     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Sun-UltraSparc-T1");
847     mc->default_display = "std";
848 }
849 
850 static const TypeInfo sun4v_type = {
851     .name = MACHINE_TYPE_NAME("sun4v"),
852     .parent = TYPE_MACHINE,
853     .class_init = sun4v_class_init,
854 };
855 
856 static void sun4u_register_types(void)
857 {
858     type_register_static(&power_info);
859     type_register_static(&ebus_info);
860     type_register_static(&prom_info);
861     type_register_static(&ram_info);
862 
863     type_register_static(&sun4u_type);
864     type_register_static(&sun4v_type);
865 }
866 
867 type_init(sun4u_register_types)
868