2 * This file is part of the Palacios Virtual Machine Monitor developed
3 * by the V3VEE Project with funding from the United States National
4 * Science Foundation and the Department of Energy.
6 * The V3VEE Project is a joint project between Northwestern University
7 * and the University of New Mexico. You can find out more at
10 * Copyright (c) 2009, Lei Xia <lxia@northwestern.edu>
11 * Copyright (c) 2009, Chang Seok Bae <jhuell@gmail.com>
12 * Copyright (c) 2009, The V3VEE Project <http://www.v3vee.org>
13 * All rights reserved.
15 * Author: Lei Xia <lxia@northwestern.edu>
16 * Chang Seok Bae <jhuell@gmail.com>
18 * This is free software. You are permitted to use,
19 * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
22 #ifndef __DEVICES_PCI_H__
23 #define __DEVICES_PCI_H__
27 #include <palacios/vm_dev.h>
28 #include <palacios/vmm_types.h>
29 #include <palacios/vmm_rbtree.h>
31 #include <devices/pci_types.h>
34 typedef enum {PCI_BAR_IO, PCI_BAR_MEM16, PCI_BAR_MEM32, PCI_BAR_MEM64_LOW, PCI_BAR_MEM64_HIGH, PCI_BAR_NONE} pci_bar_type_t;
36 typedef enum {PCI_STD_DEVICE, PCI_TO_PCI_BRIDGE, PCI_CARDBUS, PCI_MULTIFUNCTION} pci_device_type_t;
46 addr_t default_base_addr;
47 int (*mem_read)(addr_t guest_addr, void * dst, uint_t length, void * private_data);
48 int (*mem_write)(addr_t guest_addr, void * src, uint_t length, void * private_data);
53 uint16_t default_base_port;
54 int (*io_read)(ushort_t port, void * dst, uint_t length, struct vm_device * dev);
55 int (*io_write)(ushort_t port, void * src, uint_t length, struct vm_device * dev);
66 #define PCI_IO_BASE(bar_val) (bar_val & 0xfffffffc)
67 #define PCI_MEM32_BASE(bar_val) (bar_val & 0xfffffff0)
72 uint8_t config_space[256];
75 struct pci_config_header config_header;
76 uint8_t config_data[192];
77 } __attribute__((packed));
78 } __attribute__((packed));
80 struct v3_pci_bar bar[6];
82 struct rb_node dev_tree_node;
91 } __attribute__((packed));
92 } __attribute__((packed));
96 struct vm_device * vm_dev; //the corresponding virtual device
98 int (*config_update)(struct pci_device * pci_dev, uint_t reg_num, int length);
100 int (*cmd_update)(struct pci_device *pci_dev, uchar_t io_enabled, uchar_t mem_enabled);
101 int (*ext_rom_update)(struct pci_device *pci_dev);
103 int ext_rom_update_flag;
111 struct vm_device * v3_create_pci();
114 v3_pci_register_device(struct vm_device * pci,
115 pci_device_type_t dev_type,
120 struct v3_pci_bar * bars,
121 int (*config_update)(struct pci_device * pci_dev, uint_t reg_num, int length),
122 int (*cmd_update)(struct pci_device *pci_dev, uchar_t io_enabled, uchar_t mem_enabled),
123 int (*ext_rom_update)(struct pci_device *pci_dev),
124 struct vm_device * dev);