| 1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== |
| 3 | * |
| 4 | * OpenSPARC T2 Processor File: ext_sys_mem.h |
| 5 | * Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved |
| 6 | * 4150 Network Circle, Santa Clara, California 95054, U.S.A. |
| 7 | * |
| 8 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; version 2 of the License. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 22 | * |
| 23 | * For the avoidance of doubt, and except that if any non-GPL license |
| 24 | * choice is available it will apply instead, Sun elects to use only |
| 25 | * the General Public License version 2 (GPLv2) at this time for any |
| 26 | * software where a choice of GPL license versions is made |
| 27 | * available with the language indicating that GPLv2 or any later version |
| 28 | * may be used, or where a choice of which version of the GPL is applied is |
| 29 | * otherwise unspecified. |
| 30 | * |
| 31 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 32 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 33 | * have any questions. |
| 34 | * |
| 35 | * |
| 36 | * ========== Copyright Header End ============================================ |
| 37 | */ |
| 38 | // Copyright 2001 ADVANCED MICRO DEVICES, INC. All Rights Reserved. |
| 39 | // |
| 40 | // This software and any related documentation (the "Materials") are the |
| 41 | // confidential proprietary information of AMD. Unless otherwise provided |
| 42 | // in an agreement specifically licensing the Materials, the Materials are |
| 43 | // provided in confidence and may not to be used, distributed, modified, or |
| 44 | // reproduced in whole or in part by any means. |
| 45 | // |
| 46 | // LIMITATION OF LIABILITY: THE MATERIALS ARE PROVIDED "AS IS" WITHOUT ANY |
| 47 | // EXPRESS OR IMPLIED WARRANTY OF ANY KIND, INCLUDING BUT NOT LIMITED TO |
| 48 | // WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT, TITLE, FITNESS FOR ANY |
| 49 | // PARTICULAR PURPOSE, OR WARRANTIES ARISING FORM CONDUCT, COURSE OF |
| 50 | // DEALING, OR USAGE OF TRADE. IN NO EVENT SHALL AMD OR ITS LICENSORS BE |
| 51 | // LIABLE FOR ANY DAMAGES WHATSOEVER (INCLUDING, WITHOUT LIMITATION, |
| 52 | // DAMAGES FOR LOSS OF PROFITS, BUSINESS INTERRUPTION, OR LOSS OF |
| 53 | // INFORMATION) ARISING OUT OF THE USE OF OR INABILITY TO USE THE |
| 54 | // MATERIALS, EVEN IF AMD HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH |
| 55 | // DAMAGES. BECAUSE SOME JURISDICTIONS PROHIBIT THE EXCLUSION OR |
| 56 | // LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, THE |
| 57 | // ABOVE LIMITATION MAY NOT APPLY TO YOU. |
| 58 | // |
| 59 | // AMD does not assume any responsibility for any errors which may appear |
| 60 | // in the Materials nor any responsibility to support or update the |
| 61 | // Materials. AMD retains the right to modify the Materials at any time, |
| 62 | // without notice, and is not obligated to provide such modified Materials |
| 63 | // to you. |
| 64 | // |
| 65 | // NO SUPPORT OBLIGATION: AMD is not obligated to furnish, support, or make |
| 66 | // any further information, software, technical information, know-how, or |
| 67 | // show-how available to you. |
| 68 | // |
| 69 | // U.S. GOVERNMENT RESTRICTED RIGHTS: The Materials are provided with |
| 70 | // "RESTRICTED RIGHTS." Use, duplication, or disclosure by the Government |
| 71 | // is subject to the restrictions as set forth in FAR 52.227-14 and DFAR |
| 72 | // 252.227-7013, et seq., or its successor. Use of the Materials by the |
| 73 | // Government constitutes acknowledgement of AMD's proprietary rights in |
| 74 | // them. |
| 75 | // |
| 76 | //////////////////////////////////////////////////////////////////////////////// |
| 77 | |
| 78 | /***************************************************************************** |
| 79 | * |
| 80 | * $RCSfile: ext_sys_mem.h,v $ |
| 81 | * |
| 82 | * $Revision: 1.1.1.1 $ |
| 83 | * $Date: 2007/02/13 22:21:46 $ |
| 84 | * $Author: drp $ |
| 85 | * $State: Exp $ |
| 86 | * $Locker: $ |
| 87 | * |
| 88 | * Copyright (c) 1997 by Advanced Micro Devices, Inc. |
| 89 | * |
| 90 | * This file is protected by Federal Copyright Law, with all rights |
| 91 | * reserved. No part of this file may be reproduced, stored in a |
| 92 | * retrieval system, translated, transcribed, or transmitted, in any |
| 93 | * form, or by any means manual, electric, electronic, mechanical, |
| 94 | * electro-magnetic, chemical, optical, or otherwise, without prior |
| 95 | * explicit written permission from Advanced Micro Devices, Inc. |
| 96 | * |
| 97 | ****************************************************************************/ |
| 98 | #ifndef __EXT_SYS_MEM_DEFINED__ |
| 99 | #define __EXT_SYS_MEM_DEFINED__ |
| 100 | |
| 101 | #include <assert.h> |
| 102 | #include <stdlib.h> |
| 103 | #include <string.h> |
| 104 | #include <ctype.h> |
| 105 | #include <stdio.h> |
| 106 | #include "uint64.h" |
| 107 | |
| 108 | #define SYS_HTBL_SIZE 1024 |
| 109 | #define SYS_CHUNK_SIZE 512 |
| 110 | #define SYS_CHUNK_BITS 19 // = lg(SYS_CHUNK_SIZE) |
| 111 | |
| 112 | typedef unsigned int dword; |
| 113 | typedef unsigned int uint; |
| 114 | typedef unsigned char byte; |
| 115 | |
| 116 | typedef struct HTABLE HTABLE; |
| 117 | typedef struct MEMCHUNK MEMCHUNK; |
| 118 | |
| 119 | struct PAGE_INFO { |
| 120 | uint Present; |
| 121 | uint Global; |
| 122 | uint PageSize; |
| 123 | uint Accessed; |
| 124 | uint Dirty; |
| 125 | uint Pcd; |
| 126 | uint Pwt; |
| 127 | uint User; |
| 128 | uint Writeable; |
| 129 | uint PhysTag; // PA[35:12] |
| 130 | uint PF; |
| 131 | uint GP; |
| 132 | }; |
| 133 | |
| 134 | // 512 byte chunk of data + chunk tag + next chunk pointers |
| 135 | struct MEMCHUNK { |
| 136 | long long unsigned int tag; // address bits 63:19 |
| 137 | MEMCHUNK * left; // pointer to next (lesser) tag |
| 138 | MEMCHUNK * right; // pointer to next (greater) tag |
| 139 | dword data[SYS_CHUNK_SIZE/4]; // 512 byte block of data |
| 140 | }; |
| 141 | |
| 142 | // hash table entry |
| 143 | struct HTABLE_ENTRY { |
| 144 | byte valid; // hash table valid bit |
| 145 | MEMCHUNK * mraPtr; // pointer to most recently accessed MEMCHUNK |
| 146 | MEMCHUNK * headPtr; // pointer to first MEMCHUNK in chunk binary tree |
| 147 | }; |
| 148 | |
| 149 | class SYS_MEM { |
| 150 | private: |
| 151 | HTABLE_ENTRY htable[SYS_HTBL_SIZE]; |
| 152 | uint _ClrMemVal; |
| 153 | int iUseRandom; |
| 154 | int GetAddressFromString(char *InputBuffer, unsigned int *Addr); |
| 155 | int PreCheckError(FILE *memfile, char *filename); |
| 156 | |
| 157 | public: |
| 158 | void *ReturnHTable(){return (void*)&htable;} |
| 159 | SYS_MEM(); |
| 160 | void dump(char *FileName); |
| 161 | void dumpMemTree(FILE *memfile, MEMCHUNK *K7Block, int Index); |
| 162 | void load(FILE *memfile, char *Filename=NULL, |
| 163 | long long unsigned int addrLimitLow=0, long long unsigned int addrLimitHigh=0); |
| 164 | |
| 165 | unsigned char read(dword addrh, dword addr); // byte |
| 166 | uint read(dword addrh, dword addr, dword *data); // dWord |
| 167 | void read(dword addrh, dword addr, dword *data1, dword *data0); // qWord |
| 168 | long long unsigned int read(long long unsigned int addr, long long unsigned int *data); // qWord #2 |
| 169 | unsigned char * read(dword addrh, dword addr, uint Size); // defined Size |
| 170 | uint readBit(dword addrh, dword addr, dword bitField); |
| 171 | |
| 172 | void write(dword addrh, dword addr, byte data); // byte |
| 173 | void write(dword addrh, dword addr, byte be, dword data); // dWord |
| 174 | void write(dword addrh, dword addr, byte be, dword data1, dword data0); // qWord |
| 175 | void write(long long unsigned int addr, byte be, long long unsigned int data); // qWord #2 |
| 176 | void SetDefaultMemVal(uint val); |
| 177 | void SetDefaultMemRandom(); |
| 178 | |
| 179 | // unsigned long long versions |
| 180 | unsigned char read(unsigned long long Ad) {return read((uint)(Ad>>32),(uint)Ad);} // byte |
| 181 | |
| 182 | /* |
| 183 | // uint64 versions |
| 184 | unsigned char read(uint64 Ad) {return read(Ad[1],Ad[0]);} // byte |
| 185 | void read(uint64 Ad, dword *data) {read(Ad[1],Ad[0],data);} // dWord |
| 186 | void read(uint64 Ad, dword *data1, dword *data0) {read(Ad[1],Ad[0],data1,data0);} // qWord |
| 187 | unsigned char * read(uint64 Ad, uint Size) {return read(Ad[1],Ad[0],Size);} // defined Size |
| 188 | uint readBit(uint64 Ad, dword bitField) {return readBit(Ad[1],Ad[0],bitField);} |
| 189 | void write(uint64 Ad, byte be, dword data1, dword data0) {write(Ad[1],Ad[0],be,data1,data0);} |
| 190 | void write(uint64 Ad, byte be, dword data) {write(Ad[1],Ad[0],be, data);} |
| 191 | |
| 192 | */ |
| 193 | uint debug; |
| 194 | }; |
| 195 | |
| 196 | #endif |