1 #ifndef HW_PC_H 2 #define HW_PC_H 3 4 #include "qemu-common.h" 5 #include "exec/memory.h" 6 #include "exec/ioport.h" 7 #include "hw/isa/isa.h" 8 #include "hw/block/fdc.h" 9 #include "net/net.h" 10 #include "hw/i386/ioapic.h" 11 12 /* PC-style peripherals (also used by other machines). */ 13 14 /* parallel.c */ 15 static inline bool parallel_init(ISABus *bus, int index, CharDriverState *chr) 16 { 17 DeviceState *dev; 18 ISADevice *isadev; 19 20 isadev = isa_try_create(bus, "isa-parallel"); 21 if (!isadev) { 22 return false; 23 } 24 dev = DEVICE(isadev); 25 qdev_prop_set_uint32(dev, "index", index); 26 qdev_prop_set_chr(dev, "chardev", chr); 27 if (qdev_init(dev) < 0) { 28 return false; 29 } 30 return true; 31 } 32 33 bool parallel_mm_init(MemoryRegion *address_space, 34 hwaddr base, int it_shift, qemu_irq irq, 35 CharDriverState *chr); 36 37 /* i8259.c */ 38 39 extern DeviceState *isa_pic; 40 qemu_irq *i8259_init(ISABus *bus, qemu_irq parent_irq); 41 qemu_irq *kvm_i8259_init(ISABus *bus); 42 int pic_read_irq(DeviceState *d); 43 int pic_get_output(DeviceState *d); 44 void pic_info(Monitor *mon, const QDict *qdict); 45 void irq_info(Monitor *mon, const QDict *qdict); 46 47 /* Global System Interrupts */ 48 49 #define GSI_NUM_PINS IOAPIC_NUM_PINS 50 51 typedef struct GSIState { 52 qemu_irq i8259_irq[ISA_NUM_IRQS]; 53 qemu_irq ioapic_irq[IOAPIC_NUM_PINS]; 54 } GSIState; 55 56 void gsi_handler(void *opaque, int n, int level); 57 58 /* vmport.c */ 59 static inline void vmport_init(ISABus *bus) 60 { 61 isa_create_simple(bus, "vmport"); 62 } 63 void vmport_register(unsigned char command, IOPortReadFunc *func, void *opaque); 64 void vmmouse_get_data(uint32_t *data); 65 void vmmouse_set_data(const uint32_t *data); 66 67 /* pckbd.c */ 68 69 void i8042_init(qemu_irq kbd_irq, qemu_irq mouse_irq, uint32_t io_base); 70 void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq, 71 MemoryRegion *region, ram_addr_t size, 72 hwaddr mask); 73 void i8042_isa_mouse_fake_event(void *opaque); 74 void i8042_setup_a20_line(ISADevice *dev, qemu_irq *a20_out); 75 76 /* pc.c */ 77 extern int fd_bootchk; 78 79 void pc_register_ferr_irq(qemu_irq irq); 80 void pc_acpi_smi_interrupt(void *opaque, int irq, int level); 81 82 #define QEMU_BELOW_4G_RAM_END 0xe0000000 83 #define QEMU_BELOW_4G_MMIO_LENGTH ((1ULL << 32) - QEMU_BELOW_4G_RAM_END) 84 85 void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge); 86 void pc_hot_add_cpu(const int64_t id, Error **errp); 87 void pc_acpi_init(const char *default_dsdt); 88 FWCfgState *pc_memory_init(MemoryRegion *system_memory, 89 const char *kernel_filename, 90 const char *kernel_cmdline, 91 const char *initrd_filename, 92 ram_addr_t below_4g_mem_size, 93 ram_addr_t above_4g_mem_size, 94 MemoryRegion *rom_memory, 95 MemoryRegion **ram_memory); 96 qemu_irq *pc_allocate_cpu_irq(void); 97 DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus); 98 void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi, 99 ISADevice **rtc_state, 100 ISADevice **floppy, 101 bool no_vmport); 102 void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd); 103 void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size, 104 const char *boot_device, 105 ISADevice *floppy, BusState *ide0, BusState *ide1, 106 ISADevice *s); 107 void pc_nic_init(ISABus *isa_bus, PCIBus *pci_bus); 108 void pc_pci_device_init(PCIBus *pci_bus); 109 110 typedef void (*cpu_set_smm_t)(int smm, void *arg); 111 void cpu_smm_register(cpu_set_smm_t callback, void *arg); 112 113 void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name); 114 115 /* acpi_piix.c */ 116 117 i2c_bus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base, 118 qemu_irq sci_irq, qemu_irq smi_irq, 119 int kvm_enabled, FWCfgState *fw_cfg); 120 void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr); 121 122 /* hpet.c */ 123 extern int no_hpet; 124 125 /* piix_pci.c */ 126 struct PCII440FXState; 127 typedef struct PCII440FXState PCII440FXState; 128 129 PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix_devfn, 130 ISABus **isa_bus, qemu_irq *pic, 131 MemoryRegion *address_space_mem, 132 MemoryRegion *address_space_io, 133 ram_addr_t ram_size, 134 hwaddr pci_hole_start, 135 hwaddr pci_hole_size, 136 hwaddr pci_hole64_start, 137 hwaddr pci_hole64_size, 138 MemoryRegion *pci_memory, 139 MemoryRegion *ram_memory); 140 141 /* piix4.c */ 142 extern PCIDevice *piix4_dev; 143 int piix4_init(PCIBus *bus, ISABus **isa_bus, int devfn); 144 145 /* vga.c */ 146 enum vga_retrace_method { 147 VGA_RETRACE_DUMB, 148 VGA_RETRACE_PRECISE 149 }; 150 151 extern enum vga_retrace_method vga_retrace_method; 152 153 int isa_vga_mm_init(hwaddr vram_base, 154 hwaddr ctrl_base, int it_shift, 155 MemoryRegion *address_space); 156 157 /* ne2000.c */ 158 static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd) 159 { 160 DeviceState *dev; 161 ISADevice *isadev; 162 163 qemu_check_nic_model(nd, "ne2k_isa"); 164 165 isadev = isa_try_create(bus, "ne2k_isa"); 166 if (!isadev) { 167 return false; 168 } 169 dev = DEVICE(isadev); 170 qdev_prop_set_uint32(dev, "iobase", base); 171 qdev_prop_set_uint32(dev, "irq", irq); 172 qdev_set_nic_properties(dev, nd); 173 qdev_init_nofail(dev); 174 return true; 175 } 176 177 /* pc_sysfw.c */ 178 void pc_system_firmware_init(MemoryRegion *rom_memory); 179 180 /* pvpanic.c */ 181 int pvpanic_init(ISABus *bus); 182 183 /* e820 types */ 184 #define E820_RAM 1 185 #define E820_RESERVED 2 186 #define E820_ACPI 3 187 #define E820_NVS 4 188 #define E820_UNUSABLE 5 189 190 int e820_add_entry(uint64_t, uint64_t, uint32_t); 191 192 #define PC_COMPAT_1_4 \ 193 {\ 194 .driver = "scsi-hd",\ 195 .property = "discard_granularity",\ 196 .value = stringify(0),\ 197 },{\ 198 .driver = "scsi-cd",\ 199 .property = "discard_granularity",\ 200 .value = stringify(0),\ 201 },{\ 202 .driver = "scsi-disk",\ 203 .property = "discard_granularity",\ 204 .value = stringify(0),\ 205 },{\ 206 .driver = "ide-hd",\ 207 .property = "discard_granularity",\ 208 .value = stringify(0),\ 209 },{\ 210 .driver = "ide-cd",\ 211 .property = "discard_granularity",\ 212 .value = stringify(0),\ 213 },{\ 214 .driver = "ide-drive",\ 215 .property = "discard_granularity",\ 216 .value = stringify(0),\ 217 },{\ 218 .driver = "virtio-blk-pci",\ 219 .property = "discard_granularity",\ 220 .value = stringify(0),\ 221 },{\ 222 .driver = "virtio-serial-pci",\ 223 .property = "vectors",\ 224 /* DEV_NVECTORS_UNSPECIFIED as a uint32_t string */\ 225 .value = stringify(0xFFFFFFFF),\ 226 },{ \ 227 .driver = "virtio-net-pci", \ 228 .property = "ctrl_guest_offloads", \ 229 .value = "off", \ 230 },{\ 231 .driver = "e1000",\ 232 .property = "romfile",\ 233 .value = "pxe-e1000.rom",\ 234 },{\ 235 .driver = "ne2k_pci",\ 236 .property = "romfile",\ 237 .value = "pxe-ne2k_pci.rom",\ 238 },{\ 239 .driver = "pcnet",\ 240 .property = "romfile",\ 241 .value = "pxe-pcnet.rom",\ 242 },{\ 243 .driver = "rtl8139",\ 244 .property = "romfile",\ 245 .value = "pxe-rtl8139.rom",\ 246 },{\ 247 .driver = "virtio-net-pci",\ 248 .property = "romfile",\ 249 .value = "pxe-virtio.rom",\ 250 },{\ 251 .driver = "486-" TYPE_X86_CPU,\ 252 .property = "model",\ 253 .value = stringify(0),\ 254 } 255 256 #endif 257