xref: /openbmc/qemu/include/hw/i386/pc.h (revision 40daca54)
1 #ifndef HW_PC_H
2 #define HW_PC_H
3 
4 #include "qemu-common.h"
5 #include "exec/memory.h"
6 #include "hw/isa/isa.h"
7 #include "hw/block/fdc.h"
8 #include "net/net.h"
9 #include "hw/i386/ioapic.h"
10 
11 #include "qemu/range.h"
12 
13 /* PC-style peripherals (also used by other machines).  */
14 
15 typedef struct PcPciInfo {
16     Range w32;
17     Range w64;
18 } PcPciInfo;
19 
20 struct PcGuestInfo {
21     bool has_pci_info;
22     bool isapc_ram_fw;
23     FWCfgState *fw_cfg;
24 };
25 
26 /* parallel.c */
27 static inline bool parallel_init(ISABus *bus, int index, CharDriverState *chr)
28 {
29     DeviceState *dev;
30     ISADevice *isadev;
31 
32     isadev = isa_try_create(bus, "isa-parallel");
33     if (!isadev) {
34         return false;
35     }
36     dev = DEVICE(isadev);
37     qdev_prop_set_uint32(dev, "index", index);
38     qdev_prop_set_chr(dev, "chardev", chr);
39     if (qdev_init(dev) < 0) {
40         return false;
41     }
42     return true;
43 }
44 
45 bool parallel_mm_init(MemoryRegion *address_space,
46                       hwaddr base, int it_shift, qemu_irq irq,
47                       CharDriverState *chr);
48 
49 /* i8259.c */
50 
51 extern DeviceState *isa_pic;
52 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq);
53 qemu_irq *kvm_i8259_init(ISABus *bus);
54 int pic_read_irq(DeviceState *d);
55 int pic_get_output(DeviceState *d);
56 void pic_info(Monitor *mon, const QDict *qdict);
57 void irq_info(Monitor *mon, const QDict *qdict);
58 
59 /* Global System Interrupts */
60 
61 #define GSI_NUM_PINS IOAPIC_NUM_PINS
62 
63 typedef struct GSIState {
64     qemu_irq i8259_irq[ISA_NUM_IRQS];
65     qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
66 } GSIState;
67 
68 void gsi_handler(void *opaque, int n, int level);
69 
70 /* vmport.c */
71 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
72 
73 static inline void vmport_init(ISABus *bus)
74 {
75     isa_create_simple(bus, "vmport");
76 }
77 
78 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque);
79 void vmmouse_get_data(uint32_t *data);
80 void vmmouse_set_data(const uint32_t *data);
81 
82 /* pckbd.c */
83 
84 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base);
85 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
86                    MemoryRegion *region, ram_addr_t size,
87                    hwaddr mask);
88 void i8042_isa_mouse_fake_event(void *opaque);
89 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out);
90 
91 /* pc.c */
92 extern int fd_bootchk;
93 
94 void pc_register_ferr_irq(qemu_irq irq);
95 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
96 
97 void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge);
98 void pc_hot_add_cpu(const int64_t id, Error **errp);
99 void pc_acpi_init(const char *default_dsdt);
100 
101 PcGuestInfo *pc_guest_info_init(ram_addr_t below_4g_mem_size,
102                                 ram_addr_t above_4g_mem_size);
103 
104 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
105 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
106 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
107 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
108 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
109 #define DEFAULT_PCI_HOLE64_SIZE (1ULL << 31)
110 
111 void pc_init_pci64_hole(PcPciInfo *pci_info, uint64_t pci_hole64_start,
112                         uint64_t pci_hole64_size);
113 
114 FWCfgState *pc_memory_init(MemoryRegion *system_memory,
115                            const char *kernel_filename,
116                            const char *kernel_cmdline,
117                            const char *initrd_filename,
118                            ram_addr_t below_4g_mem_size,
119                            ram_addr_t above_4g_mem_size,
120                            MemoryRegion *rom_memory,
121                            MemoryRegion **ram_memory,
122                            PcGuestInfo *guest_info);
123 qemu_irq *pc_allocate_cpu_irq(void);
124 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
125 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
126                           ISADevice **rtc_state,
127                           ISADevice **floppy,
128                           bool no_vmport);
129 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
130 void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
131                   const char *boot_device,
132                   ISADevice *floppy, BusState *ide0, BusState *ide1,
133                   ISADevice *s);
134 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus);
135 void pc_pci_device_init(PCIBus *pci_bus);
136 
137 typedef void (*cpu_set_smm_t)(int smm, void *arg);
138 void cpu_smm_register(cpu_set_smm_t callback, void *arg);
139 
140 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
141 
142 /* acpi_piix.c */
143 
144 i2c_bus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,
145                        qemu_irq sci_irq, qemu_irq smi_irq,
146                        int kvm_enabled, FWCfgState *fw_cfg);
147 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
148 
149 /* hpet.c */
150 extern int no_hpet;
151 
152 /* piix_pci.c */
153 struct PCII440FXState;
154 typedef struct PCII440FXState PCII440FXState;
155 
156 PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn,
157                     ISABus **isa_bus, qemu_irq *pic,
158                     MemoryRegion *address_space_mem,
159                     MemoryRegion *address_space_io,
160                     ram_addr_t ram_size,
161                     hwaddr pci_hole_start,
162                     hwaddr pci_hole_size,
163                     ram_addr_t above_4g_mem_size,
164                     MemoryRegion *pci_memory,
165                     MemoryRegion *ram_memory);
166 
167 /* piix4.c */
168 extern PCIDevice *piix4_dev;
169 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn);
170 
171 /* vga.c */
172 enum vga_retrace_method {
173     VGA_RETRACE_DUMB,
174     VGA_RETRACE_PRECISE
175 };
176 
177 extern enum vga_retrace_method vga_retrace_method;
178 
179 int isa_vga_mm_init(hwaddr vram_base,
180                     hwaddr ctrl_base, int it_shift,
181                     MemoryRegion *address_space);
182 
183 /* ne2000.c */
184 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
185 {
186     DeviceState *dev;
187     ISADevice *isadev;
188 
189     qemu_check_nic_model(nd, "ne2k_isa");
190 
191     isadev = isa_try_create(bus, "ne2k_isa");
192     if (!isadev) {
193         return false;
194     }
195     dev = DEVICE(isadev);
196     qdev_prop_set_uint32(dev, "iobase", base);
197     qdev_prop_set_uint32(dev, "irq",    irq);
198     qdev_set_nic_properties(dev, nd);
199     qdev_init_nofail(dev);
200     return true;
201 }
202 
203 /* pc_sysfw.c */
204 void pc_system_firmware_init(MemoryRegion *rom_memory,
205                              bool isapc_ram_fw);
206 
207 /* pvpanic.c */
208 void pvpanic_init(ISABus *bus);
209 
210 /* e820 types */
211 #define E820_RAM        1
212 #define E820_RESERVED   2
213 #define E820_ACPI       3
214 #define E820_NVS        4
215 #define E820_UNUSABLE   5
216 
217 int e820_add_entry(uint64_t, uint64_t, uint32_t);
218 
219 #define PC_COMPAT_1_5 \
220         {\
221             .driver   = "Conroe-" TYPE_X86_CPU,\
222             .property = "model",\
223             .value    = stringify(2),\
224         },{\
225             .driver   = "Conroe-" TYPE_X86_CPU,\
226             .property = "level",\
227             .value    = stringify(2),\
228         },{\
229             .driver   = "Penryn-" TYPE_X86_CPU,\
230             .property = "model",\
231             .value    = stringify(2),\
232         },{\
233             .driver   = "Penryn-" TYPE_X86_CPU,\
234             .property = "level",\
235             .value    = stringify(2),\
236         },{\
237             .driver   = "Nehalem-" TYPE_X86_CPU,\
238             .property = "model",\
239             .value    = stringify(2),\
240         },{\
241             .driver   = "Nehalem-" TYPE_X86_CPU,\
242             .property = "level",\
243             .value    = stringify(2),\
244         },{\
245             .driver   = "virtio-net-pci",\
246             .property = "any_layout",\
247             .value    = "off",\
248         },{\
249             .driver = TYPE_X86_CPU,\
250             .property = "pmu",\
251             .value = "on",\
252         }
253 
254 #define PC_COMPAT_1_4 \
255         PC_COMPAT_1_5, \
256         {\
257             .driver   = "scsi-hd",\
258             .property = "discard_granularity",\
259             .value    = stringify(0),\
260 	},{\
261             .driver   = "scsi-cd",\
262             .property = "discard_granularity",\
263             .value    = stringify(0),\
264 	},{\
265             .driver   = "scsi-disk",\
266             .property = "discard_granularity",\
267             .value    = stringify(0),\
268 	},{\
269             .driver   = "ide-hd",\
270             .property = "discard_granularity",\
271             .value    = stringify(0),\
272 	},{\
273             .driver   = "ide-cd",\
274             .property = "discard_granularity",\
275             .value    = stringify(0),\
276 	},{\
277             .driver   = "ide-drive",\
278             .property = "discard_granularity",\
279             .value    = stringify(0),\
280         },{\
281             .driver   = "virtio-blk-pci",\
282             .property = "discard_granularity",\
283             .value    = stringify(0),\
284 	},{\
285             .driver   = "virtio-serial-pci",\
286             .property = "vectors",\
287             /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\
288             .value    = stringify(0xFFFFFFFF),\
289         },{ \
290             .driver   = "virtio-net-pci", \
291             .property = "ctrl_guest_offloads", \
292             .value    = "off", \
293         },{\
294             .driver   = "e1000",\
295             .property = "romfile",\
296             .value    = "pxe-e1000.rom",\
297         },{\
298             .driver   = "ne2k_pci",\
299             .property = "romfile",\
300             .value    = "pxe-ne2k_pci.rom",\
301         },{\
302             .driver   = "pcnet",\
303             .property = "romfile",\
304             .value    = "pxe-pcnet.rom",\
305         },{\
306             .driver   = "rtl8139",\
307             .property = "romfile",\
308             .value    = "pxe-rtl8139.rom",\
309         },{\
310             .driver   = "virtio-net-pci",\
311             .property = "romfile",\
312             .value    = "pxe-virtio.rom",\
313         },{\
314             .driver   = "486-" TYPE_X86_CPU,\
315             .property = "model",\
316             .value    = stringify(0),\
317         }
318 
319 #endif
320