From 8b23a6c7e1aee255004dd19098d4c2462b61b849 Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 19:30:32 -0800 Subject: auto import from //depot/cupcake/@135843 --- hw/pci.h | 142 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 142 insertions(+) create mode 100644 hw/pci.h (limited to 'hw/pci.h') diff --git a/hw/pci.h b/hw/pci.h new file mode 100644 index 0000000..e870987 --- /dev/null +++ b/hw/pci.h @@ -0,0 +1,142 @@ +#ifndef QEMU_PCI_H +#define QEMU_PCI_H + +/* PCI includes legacy ISA access. */ +#include "isa.h" + +/* PCI bus */ + +extern target_phys_addr_t pci_mem_base; + +typedef void PCIConfigWriteFunc(PCIDevice *pci_dev, + uint32_t address, uint32_t data, int len); +typedef uint32_t PCIConfigReadFunc(PCIDevice *pci_dev, + uint32_t address, int len); +typedef void PCIMapIORegionFunc(PCIDevice *pci_dev, int region_num, + uint32_t addr, uint32_t size, int type); + +#define PCI_ADDRESS_SPACE_MEM 0x00 +#define PCI_ADDRESS_SPACE_IO 0x01 +#define PCI_ADDRESS_SPACE_MEM_PREFETCH 0x08 + +typedef struct PCIIORegion { + uint32_t addr; /* current PCI mapping address. -1 means not mapped */ + uint32_t size; + uint8_t type; + PCIMapIORegionFunc *map_func; +} PCIIORegion; + +#define PCI_ROM_SLOT 6 +#define PCI_NUM_REGIONS 7 + +#define PCI_DEVICES_MAX 64 + +#define PCI_VENDOR_ID 0x00 /* 16 bits */ +#define PCI_DEVICE_ID 0x02 /* 16 bits */ +#define PCI_COMMAND 0x04 /* 16 bits */ +#define PCI_COMMAND_IO 0x1 /* Enable response in I/O space */ +#define PCI_COMMAND_MEMORY 0x2 /* Enable response in Memory space */ +#define PCI_CLASS_DEVICE 0x0a /* Device class */ +#define PCI_INTERRUPT_LINE 0x3c /* 8 bits */ +#define PCI_INTERRUPT_PIN 0x3d /* 8 bits */ +#define PCI_MIN_GNT 0x3e /* 8 bits */ +#define PCI_MAX_LAT 0x3f /* 8 bits */ + +struct PCIDevice { + /* PCI config space */ + uint8_t config[256]; + + /* the following fields are read only */ + PCIBus *bus; + int devfn; + char name[64]; + PCIIORegion io_regions[PCI_NUM_REGIONS]; + + /* do not access the following fields */ + PCIConfigReadFunc *config_read; + PCIConfigWriteFunc *config_write; + /* ??? This is a PC-specific hack, and should be removed. */ + int irq_index; + + /* IRQ objects for the INTA-INTD pins. */ + qemu_irq *irq; + + /* Current IRQ levels. Used internally by the generic PCI code. */ + int irq_state[4]; +}; + +PCIDevice *pci_register_device(PCIBus *bus, const char *name, + int instance_size, int devfn, + PCIConfigReadFunc *config_read, + PCIConfigWriteFunc *config_write); + +void pci_register_io_region(PCIDevice *pci_dev, int region_num, + uint32_t size, int type, + PCIMapIORegionFunc *map_func); + +uint32_t pci_default_read_config(PCIDevice *d, + uint32_t address, int len); +void pci_default_write_config(PCIDevice *d, + uint32_t address, uint32_t val, int len); +void pci_device_save(PCIDevice *s, QEMUFile *f); +int pci_device_load(PCIDevice *s, QEMUFile *f); + +typedef void (*pci_set_irq_fn)(qemu_irq *pic, int irq_num, int level); +typedef int (*pci_map_irq_fn)(PCIDevice *pci_dev, int irq_num); +PCIBus *pci_register_bus(pci_set_irq_fn set_irq, pci_map_irq_fn map_irq, + qemu_irq *pic, int devfn_min, int nirq); + +void pci_nic_init(PCIBus *bus, NICInfo *nd, int devfn); +void pci_data_write(void *opaque, uint32_t addr, uint32_t val, int len); +uint32_t pci_data_read(void *opaque, uint32_t addr, int len); +int pci_bus_num(PCIBus *s); +void pci_for_each_device(int bus_num, void (*fn)(PCIDevice *d)); + +void pci_info(void); +PCIBus *pci_bridge_init(PCIBus *bus, int devfn, uint32_t id, + pci_map_irq_fn map_irq, const char *name); + +/* lsi53c895a.c */ +#define LSI_MAX_DEVS 7 +void lsi_scsi_attach(void *opaque, BlockDriverState *bd, int id); +void *lsi_scsi_init(PCIBus *bus, int devfn); + +/* vmware_vga.c */ +void pci_vmsvga_init(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base, + unsigned long vga_ram_offset, int vga_ram_size); + +/* usb-uhci.c */ +void usb_uhci_piix3_init(PCIBus *bus, int devfn); +void usb_uhci_piix4_init(PCIBus *bus, int devfn); + +/* usb-ohci.c */ +void usb_ohci_init_pci(struct PCIBus *bus, int num_ports, int devfn); + +/* eepro100.c */ + +void pci_i82551_init(PCIBus *bus, NICInfo *nd, int devfn); +void pci_i82557b_init(PCIBus *bus, NICInfo *nd, int devfn); +void pci_i82559er_init(PCIBus *bus, NICInfo *nd, int devfn); + +/* ne2000.c */ + +void pci_ne2000_init(PCIBus *bus, NICInfo *nd, int devfn); + +/* rtl8139.c */ + +void pci_rtl8139_init(PCIBus *bus, NICInfo *nd, int devfn); + +/* e1000.c */ +void pci_e1000_init(PCIBus *bus, NICInfo *nd, int devfn); + +/* pcnet.c */ +void pci_pcnet_init(PCIBus *bus, NICInfo *nd, int devfn); + +/* prep_pci.c */ +PCIBus *pci_prep_init(qemu_irq *pic); + +/* apb_pci.c */ +PCIBus *pci_apb_init(target_phys_addr_t special_base, target_phys_addr_t mem_base, + qemu_irq *pic); + +#endif -- cgit v1.1