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/*
* Copyright (c) 2001-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* 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;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
* OWNER 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.
*
* Authors: Nathan Binkert
* Miguel Serrano
*/
/* @file
* Device register definitions for a device's PCI config space
*/
#ifndef __PCIREG_H__
#define __PCIREG_H__
#include <sys/types.h>
union PCIConfig {
uint8_t data[64];
struct {
uint16_t vendor;
uint16_t device;
uint16_t command;
uint16_t status;
uint8_t revision;
uint8_t progIF;
uint8_t subClassCode;
uint8_t classCode;
uint8_t cacheLineSize;
uint8_t latencyTimer;
uint8_t headerType;
uint8_t bist;
union {
uint32_t baseAddr[6];
struct {
uint32_t baseAddr0;
uint32_t baseAddr1;
uint32_t baseAddr2;
uint32_t baseAddr3;
uint32_t baseAddr4;
uint32_t baseAddr5;
};
};
uint32_t cardbusCIS;
uint16_t subsystemVendorID;
uint16_t subsystemID;
uint32_t expansionROM;
uint32_t reserved0;
uint32_t reserved1;
uint8_t interruptLine;
uint8_t interruptPin;
uint8_t minimumGrant;
uint8_t maximumLatency;
};
};
// Common PCI offsets
#define PCI_VENDOR_ID 0x00 // Vendor ID ro
#define PCI_DEVICE_ID 0x02 // Device ID ro
#define PCI_COMMAND 0x04 // Command rw
#define PCI_STATUS 0x06 // Status rw
#define PCI_REVISION_ID 0x08 // Revision ID ro
#define PCI_CLASS_CODE 0x09 // Class Code ro
#define PCI_SUB_CLASS_CODE 0x0A // Sub Class Code ro
#define PCI_BASE_CLASS_CODE 0x0B // Base Class Code ro
#define PCI_CACHE_LINE_SIZE 0x0C // Cache Line Size ro+
#define PCI_LATENCY_TIMER 0x0D // Latency Timer ro+
#define PCI_HEADER_TYPE 0x0E // Header Type ro
#define PCI_BIST 0x0F // Built in self test rw
// some pci command reg bitfields
#define PCI_CMD_BME 0x04 // Bus master function enable
#define PCI_CMD_MSE 0x02 // Memory Space Access enable
#define PCI_CMD_IOSE 0x01 // I/O space enable
// Type 0 PCI offsets
#define PCI0_BASE_ADDR0 0x10 // Base Address 0 rw
#define PCI0_BASE_ADDR1 0x14 // Base Address 1 rw
#define PCI0_BASE_ADDR2 0x18 // Base Address 2 rw
#define PCI0_BASE_ADDR3 0x1C // Base Address 3 rw
#define PCI0_BASE_ADDR4 0x20 // Base Address 4 rw
#define PCI0_BASE_ADDR5 0x24 // Base Address 5 rw
#define PCI0_CIS 0x28 // CardBus CIS Pointer ro
#define PCI0_SUB_VENDOR_ID 0x2C // Sub-Vendor ID ro
#define PCI0_SUB_SYSTEM_ID 0x2E // Sub-System ID ro
#define PCI0_ROM_BASE_ADDR 0x30 // Expansion ROM Base Address rw
#define PCI0_RESERVED0 0x34
#define PCI0_RESERVED1 0x38
#define PCI0_INTERRUPT_LINE 0x3C // Interrupt Line rw
#define PCI0_INTERRUPT_PIN 0x3D // Interrupt Pin ro
#define PCI0_MINIMUM_GRANT 0x3E // Maximum Grant ro
#define PCI0_MAXIMUM_LATENCY 0x3F // Maximum Latency ro
// Type 1 PCI offsets
#define PCI1_BASE_ADDR0 0x10 // Base Address 0 rw
#define PCI1_BASE_ADDR1 0x14 // Base Address 1 rw
#define PCI1_PRI_BUS_NUM 0x18 // Primary Bus Number rw
#define PCI1_SEC_BUS_NUM 0x19 // Secondary Bus Number rw
#define PCI1_SUB_BUS_NUM 0x1A // Subordinate Bus Number rw
#define PCI1_SEC_LAT_TIMER 0x1B // Secondary Latency Timer ro+
#define PCI1_IO_BASE 0x1C // I/O Base rw
#define PCI1_IO_LIMIT 0x1D // I/O Limit rw
#define PCI1_SECONDARY_STATUS 0x1E // Secondary Status rw
#define PCI1_MEM_BASE 0x20 // Memory Base rw
#define PCI1_MEM_LIMIT 0x22 // Memory Limit rw
#define PCI1_PRF_MEM_BASE 0x24 // Prefetchable Memory Base rw
#define PCI1_PRF_MEM_LIMIT 0x26 // Prefetchable Memory Limit rw
#define PCI1_PRF_BASE_UPPER 0x28 // Prefetchable Base Upper 32 rw
#define PCI1_PRF_LIMIT_UPPER 0x2C // Prefetchable Limit Upper 32 rw
#define PCI1_IO_BASE_UPPER 0x30 // I/O Base Upper 16 bits rw
#define PCI1_IO_LIMIT_UPPER 0x32 // I/O Limit Upper 16 bits rw
#define PCI1_RESERVED 0x34 // Reserved ro
#define PCI1_ROM_BASE_ADDR 0x38 // Expansion ROM Base Address rw
#define PCI1_INTR_LINE 0x3C // Interrupt Line rw
#define PCI1_INTR_PIN 0x3D // Interrupt Pin ro
#define PCI1_BRIDGE_CTRL 0x3E // Bridge Control rw
// Device specific offsets
#define PCI_DEVICE_SPECIFIC 0x40 // 192 bytes
#define PCI_CONFIG_SIZE 0xFF
// Some Vendor IDs
#define PCI_VENDOR_DEC 0x1011
#define PCI_VENDOR_NCR 0x101A
#define PCI_VENDOR_QLOGIC 0x1077
#define PCI_VENDOR_SIMOS 0x1291
// Some Product IDs
#define PCI_PRODUCT_DEC_PZA 0x0008
#define PCI_PRODUCT_NCR_810 0x0001
#define PCI_PRODUCT_QLOGIC_ISP1020 0x1020
#define PCI_PRODUCT_SIMOS_SIMOS 0x1291
#define PCI_PRODUCT_SIMOS_ETHER 0x1292
#endif // __PCIREG_H__
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