xref: /openbmc/qemu/include/hw/i386/pc.h (revision ed5abf46)
1 #ifndef HW_PC_H
2 #define HW_PC_H
3 
4 #include "qemu/notify.h"
5 #include "qapi/qapi-types-common.h"
6 #include "hw/boards.h"
7 #include "hw/block/fdc.h"
8 #include "hw/block/flash.h"
9 #include "hw/i386/x86.h"
10 
11 #include "hw/acpi/acpi_dev_interface.h"
12 #include "hw/hotplug.h"
13 
14 #define HPET_INTCAP "hpet-intcap"
15 
16 /**
17  * PCMachineState:
18  * @acpi_dev: link to ACPI PM device that performs ACPI hotplug handling
19  * @boot_cpus: number of present VCPUs
20  * @smp_dies: number of dies per one package
21  */
22 struct PCMachineState {
23     /*< private >*/
24     X86MachineState parent_obj;
25 
26     /* <public> */
27 
28     /* State for other subsystems/APIs: */
29     Notifier machine_done;
30 
31     /* Pointers to devices and objects: */
32     HotplugHandler *acpi_dev;
33     PCIBus *bus;
34     I2CBus *smbus;
35     PFlashCFI01 *flash[2];
36 
37     /* Configuration options: */
38     OnOffAuto vmport;
39 
40     bool acpi_build_enabled;
41     bool smbus_enabled;
42     bool sata_enabled;
43     bool pit_enabled;
44 
45     /* NUMA information: */
46     uint64_t numa_nodes;
47     uint64_t *node_mem;
48 
49     /* ACPI Memory hotplug IO base address */
50     hwaddr memhp_io_base;
51 };
52 
53 #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device"
54 #define PC_MACHINE_DEVMEM_REGION_SIZE "device-memory-region-size"
55 #define PC_MACHINE_VMPORT           "vmport"
56 #define PC_MACHINE_SMBUS            "smbus"
57 #define PC_MACHINE_SATA             "sata"
58 #define PC_MACHINE_PIT              "pit"
59 
60 /**
61  * PCMachineClass:
62  *
63  * Compat fields:
64  *
65  * @enforce_aligned_dimm: check that DIMM's address/size is aligned by
66  *                        backend's alignment value if provided
67  * @acpi_data_size: Size of the chunk of memory at the top of RAM
68  *                  for the BIOS ACPI tables and other BIOS
69  *                  datastructures.
70  * @gigabyte_align: Make sure that guest addresses aligned at
71  *                  1Gbyte boundaries get mapped to host
72  *                  addresses aligned at 1Gbyte boundaries. This
73  *                  way we can use 1GByte pages in the host.
74  *
75  */
76 typedef struct PCMachineClass {
77     /*< private >*/
78     X86MachineClass parent_class;
79 
80     /*< public >*/
81 
82     /* Device configuration: */
83     bool pci_enabled;
84     bool kvmclock_enabled;
85     const char *default_nic_model;
86 
87     /* Compat options: */
88 
89     /* Default CPU model version.  See x86_cpu_set_default_version(). */
90     int default_cpu_version;
91 
92     /* ACPI compat: */
93     bool has_acpi_build;
94     bool rsdp_in_ram;
95     int legacy_acpi_table_size;
96     unsigned acpi_data_size;
97     bool do_not_add_smb_acpi;
98 
99     /* SMBIOS compat: */
100     bool smbios_defaults;
101     bool smbios_legacy_mode;
102     bool smbios_uuid_encoded;
103 
104     /* RAM / address space compat: */
105     bool gigabyte_align;
106     bool has_reserved_memory;
107     bool enforce_aligned_dimm;
108     bool broken_reserved_end;
109 
110     /* generate legacy CPU hotplug AML */
111     bool legacy_cpu_hotplug;
112 
113     /* use DMA capable linuxboot option rom */
114     bool linuxboot_dma_enabled;
115 
116     /* use PVH to load kernels that support this feature */
117     bool pvh_enabled;
118 } PCMachineClass;
119 
120 #define TYPE_PC_MACHINE "generic-pc-machine"
121 #define PC_MACHINE(obj) \
122     OBJECT_CHECK(PCMachineState, (obj), TYPE_PC_MACHINE)
123 #define PC_MACHINE_GET_CLASS(obj) \
124     OBJECT_GET_CLASS(PCMachineClass, (obj), TYPE_PC_MACHINE)
125 #define PC_MACHINE_CLASS(klass) \
126     OBJECT_CLASS_CHECK(PCMachineClass, (klass), TYPE_PC_MACHINE)
127 
128 /* ioapic.c */
129 
130 GSIState *pc_gsi_create(qemu_irq **irqs, bool pci_enabled);
131 
132 /* vmport.c */
133 #define TYPE_VMPORT "vmport"
134 typedef uint32_t (VMPortReadFunc)(void *opaque, uint32_t address);
135 
136 static inline void vmport_init(ISABus *bus)
137 {
138     isa_create_simple(bus, TYPE_VMPORT);
139 }
140 
141 void vmport_register(unsigned char command, VMPortReadFunc *func, void *opaque);
142 void vmmouse_get_data(uint32_t *data);
143 void vmmouse_set_data(const uint32_t *data);
144 
145 /* pc.c */
146 extern int fd_bootchk;
147 
148 void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
149 
150 void pc_hot_add_cpu(MachineState *ms, const int64_t id, Error **errp);
151 void pc_smp_parse(MachineState *ms, QemuOpts *opts);
152 
153 void pc_guest_info_init(PCMachineState *pcms);
154 
155 #define PCI_HOST_PROP_PCI_HOLE_START   "pci-hole-start"
156 #define PCI_HOST_PROP_PCI_HOLE_END     "pci-hole-end"
157 #define PCI_HOST_PROP_PCI_HOLE64_START "pci-hole64-start"
158 #define PCI_HOST_PROP_PCI_HOLE64_END   "pci-hole64-end"
159 #define PCI_HOST_PROP_PCI_HOLE64_SIZE  "pci-hole64-size"
160 #define PCI_HOST_BELOW_4G_MEM_SIZE     "below-4g-mem-size"
161 #define PCI_HOST_ABOVE_4G_MEM_SIZE     "above-4g-mem-size"
162 
163 
164 void pc_pci_as_mapping_init(Object *owner, MemoryRegion *system_memory,
165                             MemoryRegion *pci_address_space);
166 
167 void xen_load_linux(PCMachineState *pcms);
168 void pc_memory_init(PCMachineState *pcms,
169                     MemoryRegion *system_memory,
170                     MemoryRegion *rom_memory,
171                     MemoryRegion **ram_memory);
172 uint64_t pc_pci_hole64_start(void);
173 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
174 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
175                           ISADevice **rtc_state,
176                           bool create_fdctrl,
177                           bool no_vmport,
178                           bool has_pit,
179                           uint32_t hpet_irqs);
180 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd);
181 void pc_cmos_init(PCMachineState *pcms,
182                   BusState *ide0, BusState *ide1,
183                   ISADevice *s);
184 void pc_nic_init(PCMachineClass *pcmc, ISABus *isa_bus, PCIBus *pci_bus);
185 void pc_pci_device_init(PCIBus *pci_bus);
186 
187 typedef void (*cpu_set_smm_t)(int smm, void *arg);
188 
189 void pc_i8259_create(ISABus *isa_bus, qemu_irq *i8259_irqs);
190 
191 ISADevice *pc_find_fdc0(void);
192 int cmos_get_fd_drive_type(FloppyDriveType fd0);
193 
194 /* port92.c */
195 #define PORT92_A20_LINE "a20"
196 
197 #define TYPE_PORT92 "port92"
198 
199 /* pc_sysfw.c */
200 void pc_system_flash_create(PCMachineState *pcms);
201 void pc_system_firmware_init(PCMachineState *pcms, MemoryRegion *rom_memory);
202 
203 /* acpi-build.c */
204 void pc_madt_cpu_entry(AcpiDeviceIf *adev, int uid,
205                        const CPUArchIdList *apic_ids, GArray *entry);
206 
207 extern GlobalProperty pc_compat_4_2[];
208 extern const size_t pc_compat_4_2_len;
209 
210 extern GlobalProperty pc_compat_4_1[];
211 extern const size_t pc_compat_4_1_len;
212 
213 extern GlobalProperty pc_compat_4_0[];
214 extern const size_t pc_compat_4_0_len;
215 
216 extern GlobalProperty pc_compat_3_1[];
217 extern const size_t pc_compat_3_1_len;
218 
219 extern GlobalProperty pc_compat_3_0[];
220 extern const size_t pc_compat_3_0_len;
221 
222 extern GlobalProperty pc_compat_2_12[];
223 extern const size_t pc_compat_2_12_len;
224 
225 extern GlobalProperty pc_compat_2_11[];
226 extern const size_t pc_compat_2_11_len;
227 
228 extern GlobalProperty pc_compat_2_10[];
229 extern const size_t pc_compat_2_10_len;
230 
231 extern GlobalProperty pc_compat_2_9[];
232 extern const size_t pc_compat_2_9_len;
233 
234 extern GlobalProperty pc_compat_2_8[];
235 extern const size_t pc_compat_2_8_len;
236 
237 extern GlobalProperty pc_compat_2_7[];
238 extern const size_t pc_compat_2_7_len;
239 
240 extern GlobalProperty pc_compat_2_6[];
241 extern const size_t pc_compat_2_6_len;
242 
243 extern GlobalProperty pc_compat_2_5[];
244 extern const size_t pc_compat_2_5_len;
245 
246 extern GlobalProperty pc_compat_2_4[];
247 extern const size_t pc_compat_2_4_len;
248 
249 extern GlobalProperty pc_compat_2_3[];
250 extern const size_t pc_compat_2_3_len;
251 
252 extern GlobalProperty pc_compat_2_2[];
253 extern const size_t pc_compat_2_2_len;
254 
255 extern GlobalProperty pc_compat_2_1[];
256 extern const size_t pc_compat_2_1_len;
257 
258 extern GlobalProperty pc_compat_2_0[];
259 extern const size_t pc_compat_2_0_len;
260 
261 extern GlobalProperty pc_compat_1_7[];
262 extern const size_t pc_compat_1_7_len;
263 
264 extern GlobalProperty pc_compat_1_6[];
265 extern const size_t pc_compat_1_6_len;
266 
267 extern GlobalProperty pc_compat_1_5[];
268 extern const size_t pc_compat_1_5_len;
269 
270 extern GlobalProperty pc_compat_1_4[];
271 extern const size_t pc_compat_1_4_len;
272 
273 /* Helper for setting model-id for CPU models that changed model-id
274  * depending on QEMU versions up to QEMU 2.4.
275  */
276 #define PC_CPU_MODEL_IDS(v) \
277     { "qemu32-" TYPE_X86_CPU, "model-id", "QEMU Virtual CPU version " v, },\
278     { "qemu64-" TYPE_X86_CPU, "model-id", "QEMU Virtual CPU version " v, },\
279     { "athlon-" TYPE_X86_CPU, "model-id", "QEMU Virtual CPU version " v, },
280 
281 #define DEFINE_PC_MACHINE(suffix, namestr, initfn, optsfn) \
282     static void pc_machine_##suffix##_class_init(ObjectClass *oc, void *data) \
283     { \
284         MachineClass *mc = MACHINE_CLASS(oc); \
285         optsfn(mc); \
286         mc->init = initfn; \
287     } \
288     static const TypeInfo pc_machine_type_##suffix = { \
289         .name       = namestr TYPE_MACHINE_SUFFIX, \
290         .parent     = TYPE_PC_MACHINE, \
291         .class_init = pc_machine_##suffix##_class_init, \
292     }; \
293     static void pc_machine_init_##suffix(void) \
294     { \
295         type_register(&pc_machine_type_##suffix); \
296     } \
297     type_init(pc_machine_init_##suffix)
298 
299 extern void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id);
300 #endif
301