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#ifndef QEMU_PCI_H
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#define QEMU_PCI_H
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#include "qemu-common.h" |
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#include "qdev.h" |
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/* PCI includes legacy ISA access. */
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#include "isa.h" |
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/* PCI bus */
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extern target_phys_addr_t pci_mem_base;
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#define PCI_DEVFN(slot, func) ((((slot) & 0x1f) << 3) | ((func) & 0x07)) |
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#define PCI_SLOT(devfn) (((devfn) >> 3) & 0x1f) |
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#define PCI_FUNC(devfn) ((devfn) & 0x07) |
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/* Class, Vendor and Device IDs from Linux's pci_ids.h */
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#include "pci_ids.h" |
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/* QEMU-specific Vendor and Device ID definitions */
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/* IBM (0x1014) */
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#define PCI_DEVICE_ID_IBM_440GX 0x027f |
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#define PCI_DEVICE_ID_IBM_OPENPIC2 0xffff |
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/* Hitachi (0x1054) */
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#define PCI_VENDOR_ID_HITACHI 0x1054 |
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#define PCI_DEVICE_ID_HITACHI_SH7751R 0x350e |
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/* Apple (0x106b) */
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#define PCI_DEVICE_ID_APPLE_343S1201 0x0010 |
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#define PCI_DEVICE_ID_APPLE_UNI_N_I_PCI 0x001e |
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#define PCI_DEVICE_ID_APPLE_UNI_N_PCI 0x001f |
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#define PCI_DEVICE_ID_APPLE_UNI_N_KEYL 0x0022 |
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#define PCI_DEVICE_ID_APPLE_IPID_USB 0x003f |
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/* Realtek (0x10ec) */
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#define PCI_DEVICE_ID_REALTEK_8029 0x8029 |
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/* Xilinx (0x10ee) */
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#define PCI_DEVICE_ID_XILINX_XC2VP30 0x0300 |
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/* Marvell (0x11ab) */
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#define PCI_DEVICE_ID_MARVELL_GT6412X 0x4620 |
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/* QEMU/Bochs VGA (0x1234) */
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#define PCI_VENDOR_ID_QEMU 0x1234 |
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#define PCI_DEVICE_ID_QEMU_VGA 0x1111 |
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/* VMWare (0x15ad) */
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#define PCI_VENDOR_ID_VMWARE 0x15ad |
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#define PCI_DEVICE_ID_VMWARE_SVGA2 0x0405 |
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#define PCI_DEVICE_ID_VMWARE_SVGA 0x0710 |
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#define PCI_DEVICE_ID_VMWARE_NET 0x0720 |
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#define PCI_DEVICE_ID_VMWARE_SCSI 0x0730 |
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#define PCI_DEVICE_ID_VMWARE_IDE 0x1729 |
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/* Intel (0x8086) */
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#define PCI_DEVICE_ID_INTEL_82551IT 0x1209 |
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/* Red Hat / Qumranet (for QEMU) -- see pci-ids.txt */
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#define PCI_VENDOR_ID_REDHAT_QUMRANET 0x1af4 |
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#define PCI_SUBVENDOR_ID_REDHAT_QUMRANET 0x1af4 |
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#define PCI_SUBDEVICE_ID_QEMU 0x1100 |
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#define PCI_DEVICE_ID_VIRTIO_NET 0x1000 |
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#define PCI_DEVICE_ID_VIRTIO_BLOCK 0x1001 |
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#define PCI_DEVICE_ID_VIRTIO_BALLOON 0x1002 |
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#define PCI_DEVICE_ID_VIRTIO_CONSOLE 0x1003 |
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typedef void PCIConfigWriteFunc(PCIDevice *pci_dev, |
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uint32_t address, uint32_t data, int len);
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typedef uint32_t PCIConfigReadFunc(PCIDevice *pci_dev,
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uint32_t address, int len);
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typedef void PCIMapIORegionFunc(PCIDevice *pci_dev, int region_num, |
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uint32_t addr, uint32_t size, int type);
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typedef int PCIUnregisterFunc(PCIDevice *pci_dev); |
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#define PCI_ADDRESS_SPACE_MEM 0x00 |
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#define PCI_ADDRESS_SPACE_IO 0x01 |
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#define PCI_ADDRESS_SPACE_MEM_PREFETCH 0x08 |
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typedef struct PCIIORegion { |
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uint32_t addr; /* current PCI mapping address. -1 means not mapped */
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uint32_t size; |
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uint8_t type; |
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PCIMapIORegionFunc *map_func; |
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} PCIIORegion; |
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#define PCI_ROM_SLOT 6 |
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#define PCI_NUM_REGIONS 7 |
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/* Declarations from linux/pci_regs.h */
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#define PCI_VENDOR_ID 0x00 /* 16 bits */ |
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#define PCI_DEVICE_ID 0x02 /* 16 bits */ |
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#define PCI_COMMAND 0x04 /* 16 bits */ |
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#define PCI_COMMAND_IO 0x1 /* Enable response in I/O space */ |
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#define PCI_COMMAND_MEMORY 0x2 /* Enable response in Memory space */ |
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#define PCI_COMMAND_MASTER 0x4 /* Enable bus master */ |
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#define PCI_STATUS 0x06 /* 16 bits */ |
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#define PCI_REVISION_ID 0x08 /* 8 bits */ |
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#define PCI_CLASS_DEVICE 0x0a /* Device class */ |
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#define PCI_CACHE_LINE_SIZE 0x0c /* 8 bits */ |
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#define PCI_LATENCY_TIMER 0x0d /* 8 bits */ |
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#define PCI_HEADER_TYPE 0x0e /* 8 bits */ |
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#define PCI_HEADER_TYPE_NORMAL 0 |
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#define PCI_HEADER_TYPE_BRIDGE 1 |
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#define PCI_HEADER_TYPE_CARDBUS 2 |
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#define PCI_HEADER_TYPE_MULTI_FUNCTION 0x80 |
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#define PCI_BASE_ADDRESS_0 0x10 /* 32 bits */ |
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#define PCI_PRIMARY_BUS 0x18 /* Primary bus number */ |
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#define PCI_SECONDARY_BUS 0x19 /* Secondary bus number */ |
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#define PCI_SEC_STATUS 0x1e /* Secondary status register, only bit 14 used */ |
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#define PCI_SUBSYSTEM_VENDOR_ID 0x2c /* 16 bits */ |
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#define PCI_SUBSYSTEM_ID 0x2e /* 16 bits */ |
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#define PCI_CAPABILITY_LIST 0x34 /* Offset of first capability list entry */ |
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#define PCI_INTERRUPT_LINE 0x3c /* 8 bits */ |
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#define PCI_INTERRUPT_PIN 0x3d /* 8 bits */ |
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#define PCI_MIN_GNT 0x3e /* 8 bits */ |
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#define PCI_MAX_LAT 0x3f /* 8 bits */ |
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#define PCI_REVISION 0x08 /* obsolete, use PCI_REVISION_ID */ |
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#define PCI_SUBVENDOR_ID 0x2c /* obsolete, use PCI_SUBSYSTEM_VENDOR_ID */ |
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#define PCI_SUBDEVICE_ID 0x2e /* obsolete, use PCI_SUBSYSTEM_ID */ |
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/* Bits in the PCI Status Register (PCI 2.3 spec) */
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#define PCI_STATUS_RESERVED1 0x007 |
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#define PCI_STATUS_INT_STATUS 0x008 |
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#define PCI_STATUS_CAPABILITIES 0x010 |
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#define PCI_STATUS_66MHZ 0x020 |
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#define PCI_STATUS_RESERVED2 0x040 |
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#define PCI_STATUS_FAST_BACK 0x080 |
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#define PCI_STATUS_DEVSEL 0x600 |
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#define PCI_STATUS_RESERVED_MASK_LO (PCI_STATUS_RESERVED1 | \
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PCI_STATUS_INT_STATUS | PCI_STATUS_CAPABILITIES | \ |
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PCI_STATUS_66MHZ | PCI_STATUS_RESERVED2 | PCI_STATUS_FAST_BACK) |
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#define PCI_STATUS_RESERVED_MASK_HI (PCI_STATUS_DEVSEL >> 8) |
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/* Bits in the PCI Command Register (PCI 2.3 spec) */
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#define PCI_COMMAND_RESERVED 0xf800 |
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#define PCI_COMMAND_RESERVED_MASK_HI (PCI_COMMAND_RESERVED >> 8) |
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/* Size of the standard PCI config header */
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#define PCI_CONFIG_HEADER_SIZE 0x40 |
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/* Size of the standard PCI config space */
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#define PCI_CONFIG_SPACE_SIZE 0x100 |
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struct PCIDevice {
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DeviceState qdev; |
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/* PCI config space */
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uint8_t config[PCI_CONFIG_SPACE_SIZE]; |
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/* Used to implement R/W bytes */
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uint8_t wmask[PCI_CONFIG_SPACE_SIZE]; |
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/* the following fields are read only */
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PCIBus *bus; |
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int devfn;
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char name[64]; |
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PCIIORegion io_regions[PCI_NUM_REGIONS]; |
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/* do not access the following fields */
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PCIConfigReadFunc *config_read; |
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PCIConfigWriteFunc *config_write; |
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PCIUnregisterFunc *unregister; |
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/* IRQ objects for the INTA-INTD pins. */
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qemu_irq *irq; |
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/* Current IRQ levels. Used internally by the generic PCI code. */
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int irq_state[4]; |
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}; |
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PCIDevice *pci_register_device(PCIBus *bus, const char *name, |
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int instance_size, int devfn, |
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PCIConfigReadFunc *config_read, |
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PCIConfigWriteFunc *config_write); |
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int pci_unregister_device(PCIDevice *pci_dev);
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void pci_register_bar(PCIDevice *pci_dev, int region_num, |
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uint32_t size, int type,
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PCIMapIORegionFunc *map_func); |
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uint32_t pci_default_read_config(PCIDevice *d, |
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uint32_t address, int len);
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void pci_default_write_config(PCIDevice *d,
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uint32_t address, uint32_t val, int len);
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void pci_device_save(PCIDevice *s, QEMUFile *f);
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int pci_device_load(PCIDevice *s, QEMUFile *f);
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typedef void (*pci_set_irq_fn)(qemu_irq *pic, int irq_num, int level); |
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typedef int (*pci_map_irq_fn)(PCIDevice *pci_dev, int irq_num); |
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PCIBus *pci_register_bus(DeviceState *parent, const char *name, |
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pci_set_irq_fn set_irq, pci_map_irq_fn map_irq, |
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qemu_irq *pic, int devfn_min, int nirq); |
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PCIDevice *pci_nic_init(NICInfo *nd, const char *default_model, |
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const char *default_devaddr); |
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void pci_data_write(void *opaque, uint32_t addr, uint32_t val, int len); |
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uint32_t pci_data_read(void *opaque, uint32_t addr, int len); |
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int pci_bus_num(PCIBus *s);
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void pci_for_each_device(int bus_num, void (*fn)(PCIDevice *d)); |
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PCIBus *pci_find_bus(int bus_num);
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PCIDevice *pci_find_device(int bus_num, int slot, int function); |
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int pci_read_devaddr(const char *addr, int *domp, int *busp, unsigned *slotp); |
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void pci_info(Monitor *mon);
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PCIBus *pci_bridge_init(PCIBus *bus, int devfn, uint16_t vid, uint16_t did,
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pci_map_irq_fn map_irq, const char *name); |
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static inline void |
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pci_config_set_vendor_id(uint8_t *pci_config, uint16_t val) |
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{ |
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cpu_to_le16wu((uint16_t *)&pci_config[PCI_VENDOR_ID], val); |
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} |
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static inline void |
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pci_config_set_device_id(uint8_t *pci_config, uint16_t val) |
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{ |
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cpu_to_le16wu((uint16_t *)&pci_config[PCI_DEVICE_ID], val); |
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} |
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static inline void |
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pci_config_set_class(uint8_t *pci_config, uint16_t val) |
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{ |
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cpu_to_le16wu((uint16_t *)&pci_config[PCI_CLASS_DEVICE], val); |
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} |
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typedef void (*pci_qdev_initfn)(PCIDevice *dev); |
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void pci_qdev_register(const char *name, int size, pci_qdev_initfn init); |
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PCIDevice *pci_create(const char *name, const char *devaddr); |
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PCIDevice *pci_create_simple(PCIBus *bus, int devfn, const char *name); |
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/* lsi53c895a.c */
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#define LSI_MAX_DEVS 7 |
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void lsi_scsi_attach(DeviceState *host, BlockDriverState *bd, int id); |
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/* vmware_vga.c */
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void pci_vmsvga_init(PCIBus *bus);
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/* usb-uhci.c */
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void usb_uhci_piix3_init(PCIBus *bus, int devfn); |
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void usb_uhci_piix4_init(PCIBus *bus, int devfn); |
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/* usb-ohci.c */
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void usb_ohci_init_pci(struct PCIBus *bus, int num_ports, int devfn); |
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/* prep_pci.c */
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PCIBus *pci_prep_init(qemu_irq *pic); |
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/* apb_pci.c */
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PCIBus *pci_apb_init(target_phys_addr_t special_base, |
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target_phys_addr_t mem_base, |
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qemu_irq *pic, PCIBus **bus2, PCIBus **bus3); |
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/* sh_pci.c */
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PCIBus *sh_pci_register_bus(pci_set_irq_fn set_irq, pci_map_irq_fn map_irq, |
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qemu_irq *pic, int devfn_min, int nirq); |
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#endif
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