xref: /openbmc/qemu/hw/ppc/mac_newworld.c (revision d1fd31f8)
1 /*
2  * QEMU PowerPC CHRP (currently NewWorld PowerMac) hardware System Emulator
3  *
4  * Copyright (c) 2004-2007 Fabrice Bellard
5  * Copyright (c) 2007 Jocelyn Mayer
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a copy
8  * of this software and associated documentation files (the "Software"), to deal
9  * in the Software without restriction, including without limitation the rights
10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11  * copies of the Software, and to permit persons to whom the Software is
12  * furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in
15  * all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23  * THE SOFTWARE.
24  *
25  * PCI bus layout on a real G5 (U3 based):
26  *
27  * 0000:f0:0b.0 Host bridge [0600]: Apple Computer Inc. U3 AGP [106b:004b]
28  * 0000:f0:10.0 VGA compatible controller [0300]: ATI Technologies Inc RV350 AP [Radeon 9600] [1002:4150]
29  * 0001:00:00.0 Host bridge [0600]: Apple Computer Inc. CPC945 HT Bridge [106b:004a]
30  * 0001:00:01.0 PCI bridge [0604]: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge [1022:7450] (rev 12)
31  * 0001:00:02.0 PCI bridge [0604]: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge [1022:7450] (rev 12)
32  * 0001:00:03.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0045]
33  * 0001:00:04.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0046]
34  * 0001:00:05.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0047]
35  * 0001:00:06.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0048]
36  * 0001:00:07.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0049]
37  * 0001:01:07.0 Class [ff00]: Apple Computer Inc. K2 KeyLargo Mac/IO [106b:0041] (rev 20)
38  * 0001:01:08.0 USB Controller [0c03]: Apple Computer Inc. K2 KeyLargo USB [106b:0040]
39  * 0001:01:09.0 USB Controller [0c03]: Apple Computer Inc. K2 KeyLargo USB [106b:0040]
40  * 0001:02:0b.0 USB Controller [0c03]: NEC Corporation USB [1033:0035] (rev 43)
41  * 0001:02:0b.1 USB Controller [0c03]: NEC Corporation USB [1033:0035] (rev 43)
42  * 0001:02:0b.2 USB Controller [0c03]: NEC Corporation USB 2.0 [1033:00e0] (rev 04)
43  * 0001:03:0d.0 Class [ff00]: Apple Computer Inc. K2 ATA/100 [106b:0043]
44  * 0001:03:0e.0 FireWire (IEEE 1394) [0c00]: Apple Computer Inc. K2 FireWire [106b:0042]
45  * 0001:04:0f.0 Ethernet controller [0200]: Apple Computer Inc. K2 GMAC (Sun GEM) [106b:004c]
46  * 0001:05:0c.0 IDE interface [0101]: Broadcom K2 SATA [1166:0240]
47  *
48  */
49 #include "qemu/osdep.h"
50 #include "qapi/error.h"
51 #include "hw/hw.h"
52 #include "hw/ppc/ppc.h"
53 #include "hw/ppc/mac.h"
54 #include "hw/input/adb.h"
55 #include "hw/ppc/mac_dbdma.h"
56 #include "hw/timer/m48t59.h"
57 #include "hw/pci/pci.h"
58 #include "net/net.h"
59 #include "sysemu/sysemu.h"
60 #include "hw/boards.h"
61 #include "hw/nvram/fw_cfg.h"
62 #include "hw/char/escc.h"
63 #include "hw/misc/macio/macio.h"
64 #include "hw/ppc/openpic.h"
65 #include "hw/ide.h"
66 #include "hw/loader.h"
67 #include "elf.h"
68 #include "qemu/error-report.h"
69 #include "sysemu/kvm.h"
70 #include "kvm_ppc.h"
71 #include "hw/usb.h"
72 #include "exec/address-spaces.h"
73 #include "hw/sysbus.h"
74 #include "qemu/cutils.h"
75 #include "trace.h"
76 
77 #define MAX_IDE_BUS 2
78 #define CFG_ADDR 0xf0000510
79 #define TBFREQ (100UL * 1000UL * 1000UL)
80 #define CLOCKFREQ (900UL * 1000UL * 1000UL)
81 #define BUSFREQ (100UL * 1000UL * 1000UL)
82 
83 #define NDRV_VGA_FILENAME "qemu_vga.ndrv"
84 
85 /* UniN device */
86 static void unin_write(void *opaque, hwaddr addr, uint64_t value,
87                        unsigned size)
88 {
89     trace_mac99_uninorth_write(addr, value);
90     if (addr == 0x0) {
91         *(int*)opaque = value;
92     }
93 }
94 
95 static uint64_t unin_read(void *opaque, hwaddr addr, unsigned size)
96 {
97     uint32_t value;
98 
99     value = 0;
100     switch (addr) {
101     case 0:
102         value = *(int*)opaque;
103     }
104 
105     trace_mac99_uninorth_read(addr, value);
106 
107     return value;
108 }
109 
110 static const MemoryRegionOps unin_ops = {
111     .read = unin_read,
112     .write = unin_write,
113     .endianness = DEVICE_NATIVE_ENDIAN,
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 uint64_t translate_kernel_address(void *opaque, uint64_t addr)
123 {
124     return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
125 }
126 
127 static void ppc_core99_reset(void *opaque)
128 {
129     PowerPCCPU *cpu = opaque;
130 
131     cpu_reset(CPU(cpu));
132     /* 970 CPUs want to get their initial IP as part of their boot protocol */
133     cpu->env.nip = PROM_ADDR + 0x100;
134 }
135 
136 /* PowerPC Mac99 hardware initialisation */
137 static void ppc_core99_init(MachineState *machine)
138 {
139     ram_addr_t ram_size = machine->ram_size;
140     const char *kernel_filename = machine->kernel_filename;
141     const char *kernel_cmdline = machine->kernel_cmdline;
142     const char *initrd_filename = machine->initrd_filename;
143     const char *boot_device = machine->boot_order;
144     PowerPCCPU *cpu = NULL;
145     CPUPPCState *env = NULL;
146     char *filename;
147     qemu_irq *pic, **openpic_irqs;
148     MemoryRegion *isa = g_new(MemoryRegion, 1);
149     MemoryRegion *unin_memory = g_new(MemoryRegion, 1);
150     MemoryRegion *unin2_memory = g_new(MemoryRegion, 1);
151     int linux_boot, i, j, k;
152     MemoryRegion *ram = g_new(MemoryRegion, 1), *bios = g_new(MemoryRegion, 1);
153     hwaddr kernel_base, initrd_base, cmdline_base = 0;
154     long kernel_size, initrd_size;
155     PCIBus *pci_bus;
156     NewWorldMacIOState *macio;
157     MACIOIDEState *macio_ide;
158     BusState *adb_bus;
159     MacIONVRAMState *nvr;
160     int bios_size, ndrv_size;
161     uint8_t *ndrv_file;
162     int ppc_boot_device;
163     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
164     void *fw_cfg;
165     int machine_arch;
166     SysBusDevice *s;
167     DeviceState *dev, *pic_dev;
168     int *token = g_new(int, 1);
169     hwaddr nvram_addr = 0xFFF04000;
170     uint64_t tbfreq;
171 
172     linux_boot = (kernel_filename != NULL);
173 
174     /* init CPUs */
175     for (i = 0; i < smp_cpus; i++) {
176         cpu = POWERPC_CPU(cpu_create(machine->cpu_type));
177         env = &cpu->env;
178 
179         /* Set time-base frequency to 100 Mhz */
180         cpu_ppc_tb_init(env, TBFREQ);
181         qemu_register_reset(ppc_core99_reset, cpu);
182     }
183 
184     /* allocate RAM */
185     memory_region_allocate_system_memory(ram, NULL, "ppc_core99.ram", ram_size);
186     memory_region_add_subregion(get_system_memory(), 0, ram);
187 
188     /* allocate and load BIOS */
189     memory_region_init_ram(bios, NULL, "ppc_core99.bios", BIOS_SIZE,
190                            &error_fatal);
191 
192     if (bios_name == NULL)
193         bios_name = PROM_FILENAME;
194     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
195     memory_region_set_readonly(bios, true);
196     memory_region_add_subregion(get_system_memory(), PROM_ADDR, bios);
197 
198     /* Load OpenBIOS (ELF) */
199     if (filename) {
200         bios_size = load_elf(filename, NULL, NULL, NULL,
201                              NULL, NULL, 1, PPC_ELF_MACHINE, 0, 0);
202 
203         g_free(filename);
204     } else {
205         bios_size = -1;
206     }
207     if (bios_size < 0 || bios_size > BIOS_SIZE) {
208         error_report("could not load PowerPC bios '%s'", bios_name);
209         exit(1);
210     }
211 
212     if (linux_boot) {
213         uint64_t lowaddr = 0;
214         int bswap_needed;
215 
216 #ifdef BSWAP_NEEDED
217         bswap_needed = 1;
218 #else
219         bswap_needed = 0;
220 #endif
221         kernel_base = KERNEL_LOAD_ADDR;
222 
223         kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
224                                NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE,
225                                0, 0);
226         if (kernel_size < 0)
227             kernel_size = load_aout(kernel_filename, kernel_base,
228                                     ram_size - kernel_base, bswap_needed,
229                                     TARGET_PAGE_SIZE);
230         if (kernel_size < 0)
231             kernel_size = load_image_targphys(kernel_filename,
232                                               kernel_base,
233                                               ram_size - kernel_base);
234         if (kernel_size < 0) {
235             error_report("could not load kernel '%s'", kernel_filename);
236             exit(1);
237         }
238         /* load initrd */
239         if (initrd_filename) {
240             initrd_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP);
241             initrd_size = load_image_targphys(initrd_filename, initrd_base,
242                                               ram_size - initrd_base);
243             if (initrd_size < 0) {
244                 error_report("could not load initial ram disk '%s'",
245                              initrd_filename);
246                 exit(1);
247             }
248             cmdline_base = TARGET_PAGE_ALIGN(initrd_base + initrd_size);
249         } else {
250             initrd_base = 0;
251             initrd_size = 0;
252             cmdline_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP);
253         }
254         ppc_boot_device = 'm';
255     } else {
256         kernel_base = 0;
257         kernel_size = 0;
258         initrd_base = 0;
259         initrd_size = 0;
260         ppc_boot_device = '\0';
261         /* We consider that NewWorld PowerMac never have any floppy drive
262          * For now, OHW cannot boot from the network.
263          */
264         for (i = 0; boot_device[i] != '\0'; i++) {
265             if (boot_device[i] >= 'c' && boot_device[i] <= 'f') {
266                 ppc_boot_device = boot_device[i];
267                 break;
268             }
269         }
270         if (ppc_boot_device == '\0') {
271             error_report("No valid boot device for Mac99 machine");
272             exit(1);
273         }
274     }
275 
276     /* Register 8 MB of ISA IO space */
277     memory_region_init_alias(isa, NULL, "isa_mmio",
278                              get_system_io(), 0, 0x00800000);
279     memory_region_add_subregion(get_system_memory(), 0xf2000000, isa);
280 
281     /* UniN init: XXX should be a real device */
282     memory_region_init_io(unin_memory, NULL, &unin_ops, token, "unin", 0x1000);
283     memory_region_add_subregion(get_system_memory(), 0xf8000000, unin_memory);
284 
285     memory_region_init_io(unin2_memory, NULL, &unin_ops, token, "unin", 0x1000);
286     memory_region_add_subregion(get_system_memory(), 0xf3000000, unin2_memory);
287 
288     openpic_irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
289     openpic_irqs[0] =
290         g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
291     for (i = 0; i < smp_cpus; i++) {
292         /* Mac99 IRQ connection between OpenPIC outputs pins
293          * and PowerPC input pins
294          */
295         switch (PPC_INPUT(env)) {
296         case PPC_FLAGS_INPUT_6xx:
297             openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
298             openpic_irqs[i][OPENPIC_OUTPUT_INT] =
299                 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
300             openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
301                 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
302             openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
303                 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP];
304             /* Not connected ? */
305             openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
306             /* Check this */
307             openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
308                 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
309             break;
310 #if defined(TARGET_PPC64)
311         case PPC_FLAGS_INPUT_970:
312             openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
313             openpic_irqs[i][OPENPIC_OUTPUT_INT] =
314                 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
315             openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
316                 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
317             openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
318                 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP];
319             /* Not connected ? */
320             openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
321             /* Check this */
322             openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
323                 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
324             break;
325 #endif /* defined(TARGET_PPC64) */
326         default:
327             error_report("Bus model not supported on mac99 machine");
328             exit(1);
329         }
330     }
331 
332     pic = g_new0(qemu_irq, 64);
333 
334     pic_dev = qdev_create(NULL, TYPE_OPENPIC);
335     qdev_prop_set_uint32(pic_dev, "model", OPENPIC_MODEL_KEYLARGO);
336     qdev_init_nofail(pic_dev);
337     s = SYS_BUS_DEVICE(pic_dev);
338     k = 0;
339     for (i = 0; i < smp_cpus; i++) {
340         for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
341             sysbus_connect_irq(s, k++, openpic_irqs[i][j]);
342         }
343     }
344 
345     for (i = 0; i < 64; i++) {
346         pic[i] = qdev_get_gpio_in(pic_dev, i);
347     }
348 
349     if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
350         /* 970 gets a U3 bus */
351         pci_bus = pci_pmac_u3_init(pic, get_system_memory(), get_system_io());
352         machine_arch = ARCH_MAC99_U3;
353     } else {
354         pci_bus = pci_pmac_init(pic, get_system_memory(), get_system_io());
355         machine_arch = ARCH_MAC99;
356     }
357     object_property_set_bool(OBJECT(pci_bus), true, "realized", &error_abort);
358 
359     machine->usb |= defaults_enabled() && !machine->usb_disabled;
360 
361     /* Timebase Frequency */
362     if (kvm_enabled()) {
363         tbfreq = kvmppc_get_tbfreq();
364     } else {
365         tbfreq = TBFREQ;
366     }
367 
368     /* MacIO */
369     macio = NEWWORLD_MACIO(pci_create(pci_bus, -1, TYPE_NEWWORLD_MACIO));
370     dev = DEVICE(macio);
371     qdev_connect_gpio_out(dev, 0, pic[0x19]); /* CUDA */
372     qdev_connect_gpio_out(dev, 1, pic[0x24]); /* ESCC-B */
373     qdev_connect_gpio_out(dev, 2, pic[0x25]); /* ESCC-A */
374     qdev_connect_gpio_out(dev, 3, pic[0x0d]); /* IDE */
375     qdev_connect_gpio_out(dev, 4, pic[0x02]); /* IDE DMA */
376     qdev_connect_gpio_out(dev, 5, pic[0x0e]); /* IDE */
377     qdev_connect_gpio_out(dev, 6, pic[0x03]); /* IDE DMA */
378     qdev_prop_set_uint64(dev, "frequency", tbfreq);
379     object_property_set_link(OBJECT(macio), OBJECT(pic_dev), "pic",
380                              &error_abort);
381     qdev_init_nofail(dev);
382 
383     /* We only emulate 2 out of 3 IDE controllers for now */
384     ide_drive_get(hd, ARRAY_SIZE(hd));
385 
386     macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
387                                                         "ide[0]"));
388     macio_ide_init_drives(macio_ide, hd);
389 
390     macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
391                                                         "ide[1]"));
392     macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);
393 
394     dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda"));
395     adb_bus = qdev_get_child_bus(dev, "adb.0");
396     dev = qdev_create(adb_bus, TYPE_ADB_KEYBOARD);
397     qdev_init_nofail(dev);
398     dev = qdev_create(adb_bus, TYPE_ADB_MOUSE);
399     qdev_init_nofail(dev);
400 
401     if (machine->usb) {
402         pci_create_simple(pci_bus, -1, "pci-ohci");
403 
404         /* U3 needs to use USB for input because Linux doesn't support via-cuda
405         on PPC64 */
406         if (machine_arch == ARCH_MAC99_U3) {
407             USBBus *usb_bus = usb_bus_find(-1);
408 
409             usb_create_simple(usb_bus, "usb-kbd");
410             usb_create_simple(usb_bus, "usb-mouse");
411         }
412     }
413 
414     pci_vga_init(pci_bus);
415 
416     if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) {
417         graphic_depth = 15;
418     }
419 
420     for (i = 0; i < nb_nics; i++) {
421         pci_nic_init_nofail(&nd_table[i], pci_bus, "ne2k_pci", NULL);
422     }
423 
424     /* The NewWorld NVRAM is not located in the MacIO device */
425 #ifdef CONFIG_KVM
426     if (kvm_enabled() && getpagesize() > 4096) {
427         /* We can't combine read-write and read-only in a single page, so
428            move the NVRAM out of ROM again for KVM */
429         nvram_addr = 0xFFE00000;
430     }
431 #endif
432     dev = qdev_create(NULL, TYPE_MACIO_NVRAM);
433     qdev_prop_set_uint32(dev, "size", 0x2000);
434     qdev_prop_set_uint32(dev, "it_shift", 1);
435     qdev_init_nofail(dev);
436     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, nvram_addr);
437     nvr = MACIO_NVRAM(dev);
438     pmac_format_nvram_partition(nvr, 0x2000);
439     /* No PCI init: the BIOS will do it */
440 
441     fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2);
442     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
443     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
444     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
445     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
446     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
447     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
448     if (kernel_cmdline) {
449         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
450         pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
451     } else {
452         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
453     }
454     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
455     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
456     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
457 
458     fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
459     fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
460     fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
461 
462     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
463     if (kvm_enabled()) {
464 #ifdef CONFIG_KVM
465         uint8_t *hypercall;
466 
467         hypercall = g_malloc(16);
468         kvmppc_get_hypercall(env, hypercall, 16);
469         fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
470         fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
471 #endif
472     }
473     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, tbfreq);
474     /* Mac OS X requires a "known good" clock-frequency value; pass it one. */
475     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, CLOCKFREQ);
476     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_BUSFREQ, BUSFREQ);
477     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_NVRAM_ADDR, nvram_addr);
478 
479     /* MacOS NDRV VGA driver */
480     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, NDRV_VGA_FILENAME);
481     if (filename) {
482         ndrv_size = get_image_size(filename);
483         if (ndrv_size != -1) {
484             ndrv_file = g_malloc(ndrv_size);
485             ndrv_size = load_image(filename, ndrv_file);
486 
487             fw_cfg_add_file(fw_cfg, "ndrv/qemu_vga.ndrv", ndrv_file, ndrv_size);
488         }
489         g_free(filename);
490     }
491 
492     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
493 }
494 
495 static int core99_kvm_type(const char *arg)
496 {
497     /* Always force PR KVM */
498     return 2;
499 }
500 
501 static void core99_machine_class_init(ObjectClass *oc, void *data)
502 {
503     MachineClass *mc = MACHINE_CLASS(oc);
504 
505     mc->desc = "Mac99 based PowerMAC";
506     mc->init = ppc_core99_init;
507     mc->block_default_type = IF_IDE;
508     mc->max_cpus = MAX_CPUS;
509     mc->default_boot_order = "cd";
510     mc->kvm_type = core99_kvm_type;
511 #ifdef TARGET_PPC64
512     mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("970fx_v3.1");
513 #else
514     mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("7400_v2.9");
515 #endif
516 }
517 
518 static const TypeInfo core99_machine_info = {
519     .name          = MACHINE_TYPE_NAME("mac99"),
520     .parent        = TYPE_MACHINE,
521     .class_init    = core99_machine_class_init,
522 };
523 
524 static void mac_machine_register_types(void)
525 {
526     type_register_static(&core99_machine_info);
527 }
528 
529 type_init(mac_machine_register_types)
530