kvm: x86: Push kvm_arch_debug to kvm_arch_handle_exit
[qemu/stefanha.git] / hw / pc_piix.c
blobb3ede8941f3f5eb340c4c7f118526dea243729b2
1 /*
2 * QEMU PC System Emulator
4 * Copyright (c) 2003-2004 Fabrice Bellard
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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.
25 #include "hw.h"
26 #include "pc.h"
27 #include "apic.h"
28 #include "pci.h"
29 #include "usb-uhci.h"
30 #include "usb-ohci.h"
31 #include "net.h"
32 #include "boards.h"
33 #include "ide.h"
34 #include "kvm.h"
35 #include "kvmclock.h"
36 #include "sysemu.h"
37 #include "sysbus.h"
38 #include "arch_init.h"
39 #include "blockdev.h"
41 #define MAX_IDE_BUS 2
43 static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
44 static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
45 static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
47 static void ioapic_init(IsaIrqState *isa_irq_state)
49 DeviceState *dev;
50 SysBusDevice *d;
51 unsigned int i;
53 dev = qdev_create(NULL, "ioapic");
54 qdev_init_nofail(dev);
55 d = sysbus_from_qdev(dev);
56 sysbus_mmio_map(d, 0, 0xfec00000);
58 for (i = 0; i < IOAPIC_NUM_PINS; i++) {
59 isa_irq_state->ioapic[i] = qdev_get_gpio_in(dev, i);
63 /* PC hardware initialisation */
64 static void pc_init1(ram_addr_t ram_size,
65 const char *boot_device,
66 const char *kernel_filename,
67 const char *kernel_cmdline,
68 const char *initrd_filename,
69 const char *cpu_model,
70 int pci_enabled,
71 int kvmclock_enabled)
73 int i;
74 ram_addr_t below_4g_mem_size, above_4g_mem_size;
75 PCIBus *pci_bus;
76 PCII440FXState *i440fx_state;
77 int piix3_devfn = -1;
78 qemu_irq *cpu_irq;
79 qemu_irq *isa_irq;
80 qemu_irq *i8259;
81 qemu_irq *cmos_s3;
82 qemu_irq *smi_irq;
83 IsaIrqState *isa_irq_state;
84 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
85 BusState *idebus[MAX_IDE_BUS];
86 ISADevice *rtc_state;
88 pc_cpus_init(cpu_model);
90 if (kvmclock_enabled) {
91 kvmclock_create();
94 /* allocate ram and load rom/bios */
95 pc_memory_init(ram_size, kernel_filename, kernel_cmdline, initrd_filename,
96 &below_4g_mem_size, &above_4g_mem_size);
98 cpu_irq = pc_allocate_cpu_irq();
99 i8259 = i8259_init(cpu_irq[0]);
100 isa_irq_state = qemu_mallocz(sizeof(*isa_irq_state));
101 isa_irq_state->i8259 = i8259;
102 if (pci_enabled) {
103 ioapic_init(isa_irq_state);
105 isa_irq = qemu_allocate_irqs(isa_irq_handler, isa_irq_state, 24);
107 if (pci_enabled) {
108 pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, isa_irq, ram_size);
109 } else {
110 pci_bus = NULL;
111 i440fx_state = NULL;
112 isa_bus_new(NULL);
114 isa_bus_irqs(isa_irq);
116 pc_register_ferr_irq(isa_get_irq(13));
118 pc_vga_init(pci_enabled? pci_bus: NULL);
120 /* init basic PC hardware */
121 pc_basic_device_init(isa_irq, &rtc_state);
123 for(i = 0; i < nb_nics; i++) {
124 NICInfo *nd = &nd_table[i];
126 if (!pci_enabled || (nd->model && strcmp(nd->model, "ne2k_isa") == 0))
127 pc_init_ne2k_isa(nd);
128 else
129 pci_nic_init_nofail(nd, "e1000", NULL);
132 if (drive_get_max_bus(IF_IDE) >= MAX_IDE_BUS) {
133 fprintf(stderr, "qemu: too many IDE bus\n");
134 exit(1);
137 for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) {
138 hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
141 if (pci_enabled) {
142 PCIDevice *dev;
143 dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
144 idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0");
145 idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1");
146 } else {
147 for(i = 0; i < MAX_IDE_BUS; i++) {
148 ISADevice *dev;
149 dev = isa_ide_init(ide_iobase[i], ide_iobase2[i], ide_irq[i],
150 hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
151 idebus[i] = qdev_get_child_bus(&dev->qdev, "ide.0");
155 audio_init(isa_irq, pci_enabled ? pci_bus : NULL);
157 pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
158 idebus[0], idebus[1], rtc_state);
160 if (pci_enabled && usb_enabled) {
161 usb_uhci_piix3_init(pci_bus, piix3_devfn + 2);
164 if (pci_enabled && acpi_enabled) {
165 uint8_t *eeprom_buf = qemu_mallocz(8 * 256); /* XXX: make this persistent */
166 i2c_bus *smbus;
168 cmos_s3 = qemu_allocate_irqs(pc_cmos_set_s3_resume, rtc_state, 1);
169 smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
170 /* TODO: Populate SPD eeprom data. */
171 smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
172 isa_get_irq(9), *cmos_s3, *smi_irq,
173 kvm_enabled());
174 for (i = 0; i < 8; i++) {
175 DeviceState *eeprom;
176 eeprom = qdev_create((BusState *)smbus, "smbus-eeprom");
177 qdev_prop_set_uint8(eeprom, "address", 0x50 + i);
178 qdev_prop_set_ptr(eeprom, "data", eeprom_buf + (i * 256));
179 qdev_init_nofail(eeprom);
183 if (i440fx_state) {
184 i440fx_init_memory_mappings(i440fx_state);
187 if (pci_enabled) {
188 pc_pci_device_init(pci_bus);
192 static void pc_init_pci(ram_addr_t ram_size,
193 const char *boot_device,
194 const char *kernel_filename,
195 const char *kernel_cmdline,
196 const char *initrd_filename,
197 const char *cpu_model)
199 pc_init1(ram_size, boot_device,
200 kernel_filename, kernel_cmdline,
201 initrd_filename, cpu_model, 1, 1);
204 static void pc_init_pci_no_kvmclock(ram_addr_t ram_size,
205 const char *boot_device,
206 const char *kernel_filename,
207 const char *kernel_cmdline,
208 const char *initrd_filename,
209 const char *cpu_model)
211 pc_init1(ram_size, boot_device,
212 kernel_filename, kernel_cmdline,
213 initrd_filename, cpu_model, 1, 0);
216 static void pc_init_isa(ram_addr_t ram_size,
217 const char *boot_device,
218 const char *kernel_filename,
219 const char *kernel_cmdline,
220 const char *initrd_filename,
221 const char *cpu_model)
223 if (cpu_model == NULL)
224 cpu_model = "486";
225 pc_init1(ram_size, boot_device,
226 kernel_filename, kernel_cmdline,
227 initrd_filename, cpu_model, 0, 1);
230 static QEMUMachine pc_machine = {
231 .name = "pc-0.14",
232 .alias = "pc",
233 .desc = "Standard PC",
234 .init = pc_init_pci,
235 .max_cpus = 255,
236 .is_default = 1,
239 static QEMUMachine pc_machine_v0_13 = {
240 .name = "pc-0.13",
241 .desc = "Standard PC",
242 .init = pc_init_pci_no_kvmclock,
243 .max_cpus = 255,
244 .compat_props = (GlobalProperty[]) {
246 .driver = "virtio-9p-pci",
247 .property = "vectors",
248 .value = stringify(0),
250 .driver = "VGA",
251 .property = "rombar",
252 .value = stringify(0),
254 .driver = "vmware-svga",
255 .property = "rombar",
256 .value = stringify(0),
258 .driver = "PCI",
259 .property = "command_serr_enable",
260 .value = "off",
262 { /* end of list */ }
266 static QEMUMachine pc_machine_v0_12 = {
267 .name = "pc-0.12",
268 .desc = "Standard PC",
269 .init = pc_init_pci_no_kvmclock,
270 .max_cpus = 255,
271 .compat_props = (GlobalProperty[]) {
273 .driver = "virtio-serial-pci",
274 .property = "max_ports",
275 .value = stringify(1),
277 .driver = "virtio-serial-pci",
278 .property = "vectors",
279 .value = stringify(0),
281 .driver = "VGA",
282 .property = "rombar",
283 .value = stringify(0),
285 .driver = "vmware-svga",
286 .property = "rombar",
287 .value = stringify(0),
289 .driver = "PCI",
290 .property = "command_serr_enable",
291 .value = "off",
293 { /* end of list */ }
297 static QEMUMachine pc_machine_v0_11 = {
298 .name = "pc-0.11",
299 .desc = "Standard PC, qemu 0.11",
300 .init = pc_init_pci_no_kvmclock,
301 .max_cpus = 255,
302 .compat_props = (GlobalProperty[]) {
304 .driver = "virtio-blk-pci",
305 .property = "vectors",
306 .value = stringify(0),
308 .driver = "virtio-serial-pci",
309 .property = "max_ports",
310 .value = stringify(1),
312 .driver = "virtio-serial-pci",
313 .property = "vectors",
314 .value = stringify(0),
316 .driver = "ide-drive",
317 .property = "ver",
318 .value = "0.11",
320 .driver = "scsi-disk",
321 .property = "ver",
322 .value = "0.11",
324 .driver = "PCI",
325 .property = "rombar",
326 .value = stringify(0),
328 .driver = "PCI",
329 .property = "command_serr_enable",
330 .value = "off",
332 { /* end of list */ }
336 static QEMUMachine pc_machine_v0_10 = {
337 .name = "pc-0.10",
338 .desc = "Standard PC, qemu 0.10",
339 .init = pc_init_pci_no_kvmclock,
340 .max_cpus = 255,
341 .compat_props = (GlobalProperty[]) {
343 .driver = "virtio-blk-pci",
344 .property = "class",
345 .value = stringify(PCI_CLASS_STORAGE_OTHER),
347 .driver = "virtio-serial-pci",
348 .property = "class",
349 .value = stringify(PCI_CLASS_DISPLAY_OTHER),
351 .driver = "virtio-serial-pci",
352 .property = "max_ports",
353 .value = stringify(1),
355 .driver = "virtio-serial-pci",
356 .property = "vectors",
357 .value = stringify(0),
359 .driver = "virtio-net-pci",
360 .property = "vectors",
361 .value = stringify(0),
363 .driver = "virtio-blk-pci",
364 .property = "vectors",
365 .value = stringify(0),
367 .driver = "ide-drive",
368 .property = "ver",
369 .value = "0.10",
371 .driver = "scsi-disk",
372 .property = "ver",
373 .value = "0.10",
375 .driver = "PCI",
376 .property = "rombar",
377 .value = stringify(0),
379 .driver = "PCI",
380 .property = "command_serr_enable",
381 .value = "off",
383 { /* end of list */ }
387 static QEMUMachine isapc_machine = {
388 .name = "isapc",
389 .desc = "ISA-only PC",
390 .init = pc_init_isa,
391 .max_cpus = 1,
394 static void pc_machine_init(void)
396 qemu_register_machine(&pc_machine);
397 qemu_register_machine(&pc_machine_v0_13);
398 qemu_register_machine(&pc_machine_v0_12);
399 qemu_register_machine(&pc_machine_v0_11);
400 qemu_register_machine(&pc_machine_v0_10);
401 qemu_register_machine(&isapc_machine);
404 machine_init(pc_machine_init);