1 /* $NetBSD: arm_boot.cpp,v 1.5 2001/06/18 11:31:04 uch Exp $ */ 2 3 /*- 4 * Copyright (c) 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <hpcboot.h> 40 41 #include <arch.h> 42 #include <memory.h> 43 44 #include <arm/arm_arch.h> 45 #include <arm/arm_boot.h> 46 #include <arm/arm_console.h> 47 48 ARMBoot::ARMBoot() 49 { 50 } 51 52 ARMBoot::~ARMBoot() 53 { 54 if (_mem) 55 delete _mem; 56 if (_arch) 57 delete _arch; 58 59 ARMConsole::Destroy(); 60 } 61 62 BOOL 63 ARMBoot::setup() 64 { 65 struct HpcMenuInterface::HpcMenuPreferences &pref = HPC_PREFERENCE; 66 67 platid_t platid; 68 platid.dw.dw0 = pref.platid_hi; 69 platid.dw.dw1 = pref.platid_lo; 70 71 if (platid_match(&platid, &platid_mask_CPU_ARM_STRONGARM_SA1100)) 72 args.architecture = ARCHITECTURE_ARM_SA1100; 73 else if (platid_match(&platid, &platid_mask_CPU_ARM_STRONGARM_SA1110)) 74 args.architecture = ARCHITECTURE_ARM_SA1100; 75 else 76 return FALSE; 77 78 args.memory = MEMORY_MANAGER_LOCKPAGES; 79 80 return super::setup(); 81 } 82 83 BOOL 84 ARMBoot::create() 85 { 86 BOOL(*lock_pages)(LPVOID, DWORD, PDWORD, int); 87 BOOL(*unlock_pages)(LPVOID, DWORD); 88 89 // Architercure dependent ops. 90 _arch = new ARMArchitecture(_cons, _mem); 91 _arch->setDebug() = args.architectureDebug; 92 93 lock_pages = _arch->_load_LockPages(); 94 unlock_pages = _arch->_load_UnlockPages(); 95 if (lock_pages == 0 || unlock_pages == 0) { 96 97 DPRINTF((TEXT("couldn't find LockPages/UnlockPages.\n"))); 98 return FALSE; 99 } 100 101 // Memory manager. 102 switch(args.memory) 103 { 104 default: 105 case MEMORY_MANAGER_VIRTUALCOPY: 106 // FALLTHROUGH 107 case MEMORY_MANAGER_SOFTMMU: 108 // FALLTHROUGH 109 case MEMORY_MANAGER_HARDMMU: 110 DPRINTF((TEXT("unsupported memory address detection method.\n"))); 111 return FALSE; 112 case MEMORY_MANAGER_LOCKPAGES: 113 _mem = new MemoryManager_LockPages(lock_pages, unlock_pages, 114 _cons, 4096); 115 break; 116 } 117 _mem->setDebug() = args.memorymanagerDebug; 118 119 // Console 120 if (args.console == CONSOLE_SERIAL) { 121 _cons = ARMConsole::Instance(_mem); 122 if (!_cons->init()) { 123 _cons = Console::Instance(); 124 DPRINTF((TEXT("use LCD console instead.\n"))); 125 } 126 } else { 127 _cons = Console::Instance(); 128 } 129 130 // File Manager, Loader 131 return super::create(); 132 } 133