hw/pci.h

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