platform.hh revision 2760
1/* 2 * Copyright (c) 2004-2005 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Andrew Schultz 29 * Nathan Binkert 30 */ 31 32/** 33 * @file 34 * Generic interface for platforms 35 */ 36 37#ifndef __DEV_PLATFORM_HH__ 38#define __DEV_PLATFORM_HH__ 39 40#include "sim/sim_object.hh" 41#include "arch/isa_traits.hh" 42 43class PciConfigAll; 44class IntrControl; 45class SimConsole; 46class Uart; 47class System; 48 49class Platform : public SimObject 50{ 51 public: 52 /** Pointer to the interrupt controller */ 53 IntrControl *intrctrl; 54 55 /** Pointer to the PCI configuration space */ 56 PciConfigAll *pciconfig; 57 58 /** Pointer to the UART, set by the uart */ 59 Uart *uart; 60 61 /** Pointer to the system for info about the memory system. */ 62 System *system; 63 64 public: 65 Platform(const std::string &name, IntrControl *intctrl); 66 virtual ~Platform(); 67 virtual void init() { if (pciconfig == NULL) panic("PCI Config not set"); } 68 virtual void postConsoleInt() = 0; 69 virtual void clearConsoleInt() = 0; 70 virtual Tick intrFrequency() = 0; 71 virtual void postPciInt(int line); 72 virtual void clearPciInt(int line); 73 virtual Addr pciToDma(Addr pciAddr) const; 74}; 75 76#endif // __DEV_PLATFORM_HH__ 77