hw/pci.h

   1 #ifndef QEMU_PCI_H
   2 #define QEMU_PCI_H
   3
   4 #include "qemu-common.h"
   5
   6 /* PCI includes legacy ISA access.  */
   7 #include "isa.h"
   8
   9 /* PCI bus */
  10
  11 extern target_phys_addr_t pci_mem_base;
  12
  13 #define PCI_DEVFN(slot, func)   ((((slot) & 0x1f) << 3) | ((func) & 0x07))
  14 #define PCI_SLOT(devfn)         (((devfn) >> 3) & 0x1f)
  15 #define PCI_FUNC(devfn)         ((devfn) & 0x07)
  16
  17 /* Device classes and subclasses */
  18
  19 #define PCI_BASE_CLASS_STORAGE           0x01
  20 #define PCI_BASE_CLASS_NETWORK           0x02
  21
  22 #define PCI_CLASS_STORAGE_SCSI           0x0100
  23 #define PCI_CLASS_STORAGE_IDE            0x0101
  24 #define PCI_CLASS_STORAGE_OTHER          0x0180
  25
  26 #define PCI_CLASS_NETWORK_ETHERNET       0x0200
  27
  28 #define PCI_CLASS_DISPLAY_VGA            0x0300
  29 #define PCI_CLASS_DISPLAY_OTHER          0x0380
  30
  31 #define PCI_CLASS_MULTIMEDIA_AUDIO       0x0401
  32
  33 #define PCI_CLASS_MEMORY_RAM             0x0500
  34
  35 #define PCI_CLASS_SYSTEM_OTHER           0x0880
  36
  37 #define PCI_CLASS_SERIAL_USB             0x0c03
  38
  39 #define PCI_CLASS_BRIDGE_HOST            0x0600
  40 #define PCI_CLASS_BRIDGE_ISA             0x0601
  41 #define PCI_CLASS_BRIDGE_PCI             0x0604
  42 #define PCI_CLASS_BRIDGE_OTHER           0x0680
  43
  44 #define PCI_CLASS_PROCESSOR_CO           0x0b40
  45 #define PCI_CLASS_PROCESSOR_POWERPC      0x0b20
  46
  47 #define PCI_CLASS_OTHERS                 0xff
  48
  49 /* Vendors and devices. */
  50
  51 #define PCI_VENDOR_ID_LSI_LOGIC          0x1000
  52 #define PCI_DEVICE_ID_LSI_53C895A        0x0012
  53
  54 #define PCI_VENDOR_ID_DEC                0x1011
  55 #define PCI_DEVICE_ID_DEC_21154          0x0026
  56
  57 #define PCI_VENDOR_ID_CIRRUS             0x1013
  58
  59 #define PCI_VENDOR_ID_IBM                0x1014
  60 #define PCI_DEVICE_ID_IBM_OPENPIC2       0xffff
  61
  62 #define PCI_VENDOR_ID_AMD                0x1022
  63 #define PCI_DEVICE_ID_AMD_LANCE          0x2000
  64
  65 #define PCI_VENDOR_ID_HITACHI            0x1054
  66
  67 #define PCI_VENDOR_ID_MOTOROLA           0x1057
  68 #define PCI_DEVICE_ID_MOTOROLA_MPC106    0x0002
  69 #define PCI_DEVICE_ID_MOTOROLA_RAVEN     0x4801
  70
  71 #define PCI_VENDOR_ID_APPLE              0x106b
  72 #define PCI_DEVICE_ID_APPLE_343S1201     0x0010
  73 #define PCI_DEVICE_ID_APPLE_UNI_N_I_PCI  0x001e
  74 #define PCI_DEVICE_ID_APPLE_UNI_N_PCI    0x001f
  75 #define PCI_DEVICE_ID_APPLE_UNI_N_AGP    0x0020
  76 #define PCI_DEVICE_ID_APPLE_UNI_N_KEYL   0x0022
  77
  78 #define PCI_VENDOR_ID_SUN                0x108e
  79 #define PCI_DEVICE_ID_SUN_EBUS           0x1000
  80 #define PCI_DEVICE_ID_SUN_SIMBA          0x5000
  81 #define PCI_DEVICE_ID_SUN_SABRE          0xa000
  82
  83 #define PCI_VENDOR_ID_CMD                0x1095
  84 #define PCI_DEVICE_ID_CMD_646            0x0646
  85
  86 #define PCI_VENDOR_ID_REALTEK            0x10ec
  87 #define PCI_DEVICE_ID_REALTEK_RTL8029    0x8029
  88 #define PCI_DEVICE_ID_REALTEK_8139       0x8139
  89
  90 #define PCI_VENDOR_ID_XILINX             0x10ee
  91
  92 #define PCI_VENDOR_ID_MARVELL            0x11ab
  93
  94 #define PCI_VENDOR_ID_QEMU               0x1234
  95 #define PCI_DEVICE_ID_QEMU_VGA           0x1111
  96
  97 #define PCI_VENDOR_ID_ENSONIQ            0x1274
  98 #define PCI_DEVICE_ID_ENSONIQ_ES1370     0x5000
  99
 100 #define PCI_VENDOR_ID_VMWARE             0x15ad
 101 #define PCI_DEVICE_ID_VMWARE_SVGA2       0x0405
 102 #define PCI_DEVICE_ID_VMWARE_SVGA        0x0710
 103 #define PCI_DEVICE_ID_VMWARE_NET         0x0720
 104 #define PCI_DEVICE_ID_VMWARE_SCSI        0x0730
 105 #define PCI_DEVICE_ID_VMWARE_IDE         0x1729
 106
 107 #define PCI_VENDOR_ID_INTEL              0x8086
 108 #define PCI_DEVICE_ID_INTEL_82441        0x1237
 109 #define PCI_DEVICE_ID_INTEL_82801AA_5    0x2415
 110 #define PCI_DEVICE_ID_INTEL_82371SB_0    0x7000
 111 #define PCI_DEVICE_ID_INTEL_82371SB_1    0x7010
 112 #define PCI_DEVICE_ID_INTEL_82371SB_2    0x7020
 113 #define PCI_DEVICE_ID_INTEL_82371AB_0    0x7110
 114 #define PCI_DEVICE_ID_INTEL_82371AB      0x7111
 115 #define PCI_DEVICE_ID_INTEL_82371AB_2    0x7112
 116 #define PCI_DEVICE_ID_INTEL_82371AB_3    0x7113
 117
 118 #define PCI_VENDOR_ID_FSL                0x1957
 119 #define PCI_DEVICE_ID_FSL_E500           0x0030
 120
 121 /* Red Hat / Qumranet (for QEMU) -- see pci-ids.txt */
 122 #define PCI_VENDOR_ID_REDHAT_QUMRANET    0x1af4
 123 #define PCI_SUBVENDOR_ID_REDHAT_QUMRANET 0x1af4
 124 #define PCI_SUBDEVICE_ID_QEMU            0x1100
 125
 126 #define PCI_DEVICE_ID_VIRTIO_NET         0x1000
 127 #define PCI_DEVICE_ID_VIRTIO_BLOCK       0x1001
 128 #define PCI_DEVICE_ID_VIRTIO_BALLOON     0x1002
 129 #define PCI_DEVICE_ID_VIRTIO_CONSOLE     0x1003
 130
 131 typedef void PCIConfigWriteFunc(PCIDevice *pci_dev,
 132                                 uint32_t address, uint32_t data, int len);
 133 typedef uint32_t PCIConfigReadFunc(PCIDevice *pci_dev,
 134                                    uint32_t address, int len);
 135 typedef void PCIMapIORegionFunc(PCIDevice *pci_dev, int region_num,
 136                                 uint32_t addr, uint32_t size, int type);
 137 typedef int PCIUnregisterFunc(PCIDevice *pci_dev);
 138
 139 #define PCI_ADDRESS_SPACE_MEM           0x00
 140 #define PCI_ADDRESS_SPACE_IO            0x01
 141 #define PCI_ADDRESS_SPACE_MEM_PREFETCH  0x08
 142
 143 typedef struct PCIIORegion {
 144     uint32_t addr; /* current PCI mapping address. -1 means not mapped */
 145     uint32_t size;
 146     uint8_t type;
 147     PCIMapIORegionFunc *map_func;
 148 } PCIIORegion;
 149
 150 #define PCI_ROM_SLOT 6
 151 #define PCI_NUM_REGIONS 7
 152
 153 #define PCI_DEVICES_MAX 64
 154
 155 #define PCI_VENDOR_ID           0x00    /* 16 bits */
 156 #define PCI_DEVICE_ID           0x02    /* 16 bits */
 157 #define PCI_COMMAND             0x04    /* 16 bits */
 158 #define  PCI_COMMAND_IO         0x1     /* Enable response in I/O space */
 159 #define  PCI_COMMAND_MEMORY     0x2     /* Enable response in Memory space */
 160 #define PCI_REVISION            0x08
 161 #define PCI_CLASS_DEVICE        0x0a    /* Device class */
 162 #define PCI_SUBVENDOR_ID        0x2c    /* 16 bits */
 163 #define PCI_SUBDEVICE_ID        0x2e    /* 16 bits */
 164 #define PCI_INTERRUPT_LINE      0x3c    /* 8 bits */
 165 #define PCI_INTERRUPT_PIN       0x3d    /* 8 bits */
 166 #define PCI_MIN_GNT             0x3e    /* 8 bits */
 167 #define PCI_MAX_LAT             0x3f    /* 8 bits */
 168
 169 /* Bits in the PCI Status Register (PCI 2.3 spec) */
 170 #define PCI_STATUS_RESERVED1    0x007
 171 #define PCI_STATUS_INT_STATUS   0x008
 172 #define PCI_STATUS_CAPABILITIES 0x010
 173 #define PCI_STATUS_66MHZ        0x020
 174 #define PCI_STATUS_RESERVED2    0x040
 175 #define PCI_STATUS_FAST_BACK    0x080
 176 #define PCI_STATUS_DEVSEL       0x600
 177
 178 #define PCI_STATUS_RESERVED_MASK_LO (PCI_STATUS_RESERVED1 | \
 179                 PCI_STATUS_INT_STATUS | PCI_STATUS_CAPABILITIES | \
 180                 PCI_STATUS_66MHZ | PCI_STATUS_RESERVED2 | PCI_STATUS_FAST_BACK)
 181
 182 #define PCI_STATUS_RESERVED_MASK_HI (PCI_STATUS_DEVSEL >> 8)
 183
 184 /* Bits in the PCI Command Register (PCI 2.3 spec) */
 185 #define PCI_COMMAND_RESERVED    0xf800
 186
 187 #define PCI_COMMAND_RESERVED_MASK_HI (PCI_COMMAND_RESERVED >> 8)
 188
 189 struct PCIDevice {
 190     /* PCI config space */
 191     uint8_t config[256];
 192
 193     /* the following fields are read only */
 194     PCIBus *bus;
 195     int devfn;
 196     char name[64];
 197     PCIIORegion io_regions[PCI_NUM_REGIONS];
 198
 199     /* do not access the following fields */
 200     PCIConfigReadFunc *config_read;
 201     PCIConfigWriteFunc *config_write;
 202     PCIUnregisterFunc *unregister;
 203     /* ??? This is a PC-specific hack, and should be removed.  */
 204     int irq_index;
 205
 206     /* IRQ objects for the INTA-INTD pins.  */
 207     qemu_irq *irq;
 208
 209     /* Current IRQ levels.  Used internally by the generic PCI code.  */
 210     int irq_state[4];
 211 };
 212
 213 PCIDevice *pci_register_device(PCIBus *bus, const char *name,
 214                                int instance_size, int devfn,
 215                                PCIConfigReadFunc *config_read,
 216                                PCIConfigWriteFunc *config_write);
 217 int pci_unregister_device(PCIDevice *pci_dev);
 218
 219 void pci_register_io_region(PCIDevice *pci_dev, int region_num,
 220                             uint32_t size, int type,
 221                             PCIMapIORegionFunc *map_func);
 222
 223 uint32_t pci_default_read_config(PCIDevice *d,
 224                                  uint32_t address, int len);
 225 void pci_default_write_config(PCIDevice *d,
 226                               uint32_t address, uint32_t val, int len);
 227 void pci_device_save(PCIDevice *s, QEMUFile *f);
 228 int pci_device_load(PCIDevice *s, QEMUFile *f);
 229
 230 typedef void (*pci_set_irq_fn)(qemu_irq *pic, int irq_num, int level);
 231 typedef int (*pci_map_irq_fn)(PCIDevice *pci_dev, int irq_num);
 232 PCIBus *pci_register_bus(pci_set_irq_fn set_irq, pci_map_irq_fn map_irq,
 233                          qemu_irq *pic, int devfn_min, int nirq);
 234
 235 PCIDevice *pci_nic_init(PCIBus *bus, NICInfo *nd, int devfn,
 236                   const char *default_model);
 237 void pci_data_write(void *opaque, uint32_t addr, uint32_t val, int len);
 238 uint32_t pci_data_read(void *opaque, uint32_t addr, int len);
 239 int pci_bus_num(PCIBus *s);
 240 void pci_for_each_device(int bus_num, void (*fn)(PCIDevice *d));
 241 PCIBus *pci_find_bus(int bus_num);
 242 PCIDevice *pci_find_device(int bus_num, int slot, int function);
 243
 244 int pci_read_devaddr(const char *addr, int *domp, int *busp, unsigned *slotp);
 245 int pci_assign_devaddr(const char *addr, int *domp, int *busp, unsigned *slotp);
 246
 247 void pci_info(Monitor *mon);
 248 PCIBus *pci_bridge_init(PCIBus *bus, int devfn, uint16_t vid, uint16_t did,
 249                         pci_map_irq_fn map_irq, const char *name);
 250
 251 static inline void
 252 pci_config_set_vendor_id(uint8_t *pci_config, uint16_t val)
 253 {
 254     cpu_to_le16wu((uint16_t *)&pci_config[PCI_VENDOR_ID], val);
 255 }
 256
 257 static inline void
 258 pci_config_set_device_id(uint8_t *pci_config, uint16_t val)
 259 {
 260     cpu_to_le16wu((uint16_t *)&pci_config[PCI_DEVICE_ID], val);
 261 }
 262
 263 static inline void
 264 pci_config_set_class(uint8_t *pci_config, uint16_t val)
 265 {
 266     cpu_to_le16wu((uint16_t *)&pci_config[PCI_CLASS_DEVICE], val);
 267 }
 268
 269 /* lsi53c895a.c */
 270 #define LSI_MAX_DEVS 7
 271 void lsi_scsi_attach(void *opaque, BlockDriverState *bd, int id);
 272 void *lsi_scsi_init(PCIBus *bus, int devfn);
 273
 274 /* vmware_vga.c */
 275 void pci_vmsvga_init(PCIBus *bus, uint8_t *vga_ram_base,
 276                      unsigned long vga_ram_offset, int vga_ram_size);
 277
 278 /* usb-uhci.c */
 279 void usb_uhci_piix3_init(PCIBus *bus, int devfn);
 280 void usb_uhci_piix4_init(PCIBus *bus, int devfn);
 281
 282 /* usb-ohci.c */
 283 void usb_ohci_init_pci(struct PCIBus *bus, int num_ports, int devfn);
 284
 285 /* eepro100.c */
 286
 287 PCIDevice *pci_i82551_init(PCIBus *bus, NICInfo *nd, int devfn);
 288 PCIDevice *pci_i82557b_init(PCIBus *bus, NICInfo *nd, int devfn);
 289 PCIDevice *pci_i82559er_init(PCIBus *bus, NICInfo *nd, int devfn);
 290
 291 /* ne2000.c */
 292
 293 PCIDevice *pci_ne2000_init(PCIBus *bus, NICInfo *nd, int devfn);
 294
 295 /* rtl8139.c */
 296
 297 PCIDevice *pci_rtl8139_init(PCIBus *bus, NICInfo *nd, int devfn);
 298
 299 /* e1000.c */
 300 PCIDevice *pci_e1000_init(PCIBus *bus, NICInfo *nd, int devfn);
 301
 302 /* pcnet.c */
 303 PCIDevice *pci_pcnet_init(PCIBus *bus, NICInfo *nd, int devfn);
 304
 305 /* prep_pci.c */
 306 PCIBus *pci_prep_init(qemu_irq *pic);
 307
 308 /* apb_pci.c */
 309 PCIBus *pci_apb_init(target_phys_addr_t special_base,
 310                      target_phys_addr_t mem_base,
 311                      qemu_irq *pic, PCIBus **bus2, PCIBus **bus3);
 312
 313 /* sh_pci.c */
 314 PCIBus *sh_pci_register_bus(pci_set_irq_fn set_irq, pci_map_irq_fn map_irq,
 315                             qemu_irq *pic, int devfn_min, int nirq);
 316
 317 #endif