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/*
* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*
* File: tpci.h
*
* Purpose: PCI routines
*
* Author: Tevin Chen
*
* Date: May 21, 1996
*
*/
#ifndef __TPCI_H__
#define __TPCI_H__
#if !defined(__TTYPE_H__)
#include "ttype.h"
#endif
/*--------------------- Export Definitions -------------------------*/
#define MAX_PCI_BUS 4 // max. # of PCI bus that we support
#define MAX_PCI_DEVICE 32 // max. # of PCI devices
//
// Registers in the PCI configuration space
//
#define PCI_REG_VENDOR_ID 0x00 //
#define PCI_REG_DEVICE_ID 0x02 //
#define PCI_REG_COMMAND 0x04 //
#define PCI_REG_STATUS 0x06 //
#define PCI_REG_REV_ID 0x08 //
#define PCI_REG_CLASS_CODE 0x09 //
#define PCI_REG_CACHELINE_SIZE 0x0C //
#define PCI_REG_LAT_TIMER 0x0D //
#define PCI_REG_HDR_TYPE 0x0E //
#define PCI_REG_BIST 0x0F //
#define PCI_REG_BAR0 0x10 //
#define PCI_REG_BAR1 0x14 //
#define PCI_REG_BAR2 0x18 //
#define PCI_REG_CARDBUS_CIS_PTR 0x28 //
#define PCI_REG_SUB_VEN_ID 0x2C //
#define PCI_REG_SUB_SYS_ID 0x2E //
#define PCI_REG_EXP_ROM_BAR 0x30 //
#define PCI_REG_CAP 0x34 //
#define PCI_REG_INT_LINE 0x3C //
#define PCI_REG_INT_PIN 0x3D //
#define PCI_REG_MIN_GNT 0x3E //
#define PCI_REG_MAX_LAT 0x3F //
#define PCI_REG_MAX_SIZE 0x100 // maximun total PCI registers
//
// Bits in the COMMAND register
//
#define COMMAND_BUSM 0x04 //
#define COMMAND_WAIT 0x80 //
/*--------------------- Export Types ------------------------------*/
/*--------------------- Export Macros ------------------------------*/
// macro MAKE Bus Dev Fun ID into WORD
#define MAKE_BDF_TO_WORD(byBusId, byDevId, byFunId) \
MAKEWORD( \
((((BYTE)(byDevId)) & 0x1F) << 3) + \
(((BYTE)(byFunId)) & 0x07), \
(byBusId) \
)
#define GET_BUSID(wBusDevFunId) \
HIBYTE(wBusDevFunId)
#define GET_DEVID(wBusDevFunId) \
(LOBYTE(wBusDevFunId) >> 3)
#define GET_FUNID(wBusDevFunId) \
(LOBYTE(wBusDevFunId) & 0x07)
/*--------------------- Export Classes ----------------------------*/
/*--------------------- Export Variables --------------------------*/
/*--------------------- Export Functions --------------------------*/
#endif // __TPCI_H__
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