| /* |
| * |
| * Copyright (C) 2010 coresystems GmbH |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #ifndef _PCI_PCI_H |
| #define _PCI_PCI_H |
| |
| /* we implement at least this version */ |
| #define PCI_LIB_VERSION 0x020200 |
| |
| #include <pci.h> |
| |
| #define PCI_REVISION_ID REG_REVISION_ID |
| #define PCI_CLASS_PROG REG_PROG_IF |
| #define PCI_CLASS_DEVICE REG_SUBCLASS |
| #define PCI_SUBSYSTEM_VENDOR_ID REG_SUBSYS_VENDOR_ID |
| #define PCI_SUBSYSTEM_ID REG_SUBSYS_ID |
| |
| #define PCI_COMMAND REG_COMMAND |
| #define PCI_COMMAND_IO REG_COMMAND_IO |
| #define PCI_COMMAND_MEMORY REG_COMMAND_MEM |
| #define PCI_COMMAND_MASTER REG_COMMAND_BM |
| |
| #define PCI_HEADER_TYPE REG_HEADER_TYPE |
| #define PCI_HEADER_TYPE_NORMAL HEADER_TYPE_NORMAL |
| #define PCI_HEADER_TYPE_BRIDGE HEADER_TYPE_BRIDGE |
| #define PCI_HEADER_TYPE_CARDBUS HEADER_TYPE_CARDBUS |
| |
| #define PCI_BASE_ADDRESS_0 0x10 |
| #define PCI_BASE_ADDRESS_1 0x14 |
| #define PCI_BASE_ADDRESS_2 0x18 |
| #define PCI_BASE_ADDRESS_3 0x1c |
| #define PCI_BASE_ADDRESS_4 0x20 |
| #define PCI_BASE_ADDRESS_5 0x24 |
| #define PCI_BASE_ADDRESS_SPACE 1 // mask |
| #define PCI_BASE_ADDRESS_SPACE_IO 1 |
| #define PCI_BASE_ADDRESS_SPACE_MEM 0 |
| #define PCI_BASE_ADDRESS_MEM_MASK ~0xf |
| #define PCI_BASE_ADDRESS_IO_MASK ~0x3 |
| |
| #define PCI_ROM_ADDRESS 0x30 |
| #define PCI_ROM_ADDRESS1 0x38 // on bridges |
| #define PCI_ROM_ADDRESS_MASK ~0x7ff |
| |
| #define PCI_CLASS_MEMORY_OTHER 0x0580 |
| |
| #define PCI_VENDOR_ID_INTEL 0x8086 |
| |
| struct pci_dev { |
| u16 domain; |
| u8 bus, dev, func; |
| u16 vendor_id, device_id; |
| u16 device_class; |
| struct pci_dev *next; |
| }; |
| |
| /* |
| * values to match devices against. |
| * "-1" means "don't care", everything else requires an exact match |
| */ |
| struct pci_filter { |
| int domain, bus, dev, func; |
| int vendor, device; |
| struct pci_dev *devices; |
| }; |
| |
| enum pci_access_type { /* dummy for code compatibility */ |
| PCI_ACCESS_AUTO, |
| PCI_ACCESS_I386_TYPE1, |
| PCI_ACCESS_MAX |
| }; |
| |
| struct pci_access { |
| unsigned int method; /* dummy for code compatibility */ |
| struct pci_dev *devices; |
| }; |
| |
| u8 pci_read_byte(struct pci_dev *dev, int pos); |
| u16 pci_read_word(struct pci_dev *dev, int pos); |
| u32 pci_read_long(struct pci_dev *dev, int pos); |
| |
| int pci_write_byte(struct pci_dev *dev, int pos, u8 data); |
| int pci_write_word(struct pci_dev *dev, int pos, u16 data); |
| int pci_write_long(struct pci_dev *dev, int pos, u32 data); |
| |
| struct pci_access *pci_alloc(void); |
| void pci_init(struct pci_access*); |
| void pci_cleanup(struct pci_access*); |
| char *pci_filter_parse_slot(struct pci_filter*, const char*); |
| int pci_filter_match(struct pci_filter*, struct pci_dev*); |
| void pci_filter_init(struct pci_access*, struct pci_filter*); |
| void pci_scan_bus(struct pci_access*); |
| struct pci_dev *pci_get_dev(struct pci_access*, u16, u8, u8, u8); |
| void pci_free_dev(struct pci_dev *); |
| |
| #endif |