178 lines
4.2 KiB
C++
178 lines
4.2 KiB
C++
/* $NetBSD: boot.cpp,v 1.2 2001/04/24 19:27:58 uch Exp $ */
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/*-
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* Copyright (c) 2001 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by UCHIYAMA Yasushi.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <hpcdefs.h>
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#include <hpcboot.h>
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#include <boot.h>
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#include <load.h>
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#include <load_elf.h>
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#include <load_coff.h>
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#undef DPRINTF // trash coff_machdep.h's DPRINTF
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#include <console.h>
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#include <file.h>
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#include <file_fat.h>
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#include <file_http.h>
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#include <file_ufs.h>
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#ifdef ARM
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#include <arm/arm_boot.h>
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#endif
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#ifdef MIPS
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#include <mips/mips_boot.h>
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#endif
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#ifdef SHx
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#include <sh3/sh_boot.h>
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#endif
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Boot *Boot::_instance = 0;
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Boot &
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Boot::Instance()
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{
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if (_instance)
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return *_instance;
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// register bootloader to menu system.
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// (will be invoked by boot button)
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struct HpcMenuInterface::boot_hook_args bha;
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bha.func = hpcboot;
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bha.arg = 0;
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HPC_MENU.register_boot_hook(bha);
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#ifdef ARM
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_instance = new ARMBoot();
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#endif
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#ifdef MIPS
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_instance = new MIPSBoot();
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#endif
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#ifdef SHx
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_instance = new SHBoot();
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#endif
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memset(&_instance->args, 0, sizeof(struct BootSetupArgs));
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_instance->args.consoleEnable = TRUE;
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return *_instance;
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}
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void
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Boot::Destroy()
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{
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if (_instance)
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delete _instance;
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}
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BOOL
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Boot::setup()
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{
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struct HpcMenuInterface::HpcMenuPreferences &pref = HPC_PREFERENCE;
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args.console = pref.boot_serial ? CONSOLE_SERIAL : CONSOLE_LCD;
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// file path.
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TCHAR *dir = pref.dir_user_path;
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if (wcsstr(dir, TEXT("http://")))
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args.file = FILE_HTTP;
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else
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args.file = wcschr(dir, TEXT('/')) ? FILE_UFS : FILE_FAT;
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wcscpy(args.fileRoot, dir);
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// file name.
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wcscpy(args.fileName, pref.kernel_user_file);
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args.loadmfs = (pref.rootfs == 2);
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if (args.loadmfs)
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wcscpy(args.mfsName, pref.rootfs_file);
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// debug options.
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args.loaderDebug = FALSE;
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args.architectureDebug = FALSE;
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args.memorymanagerDebug = FALSE;
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args.fileDebug = FALSE;
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return TRUE;
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}
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Boot::Boot()
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{
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_arch = 0;
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_mem = 0;
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_file = 0;
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_loader = 0;
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// set default console
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_cons = Console::Instance();
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}
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Boot::~Boot()
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{
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if (_file)
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delete _file;
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if (_loader)
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delete _loader;
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}
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BOOL
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Boot::create()
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{
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// File manager.
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_file = new FileManager(_cons, args.file);
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_file->setDebug() = args.fileDebug;
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return TRUE;
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}
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BOOL
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Boot::attachLoader()
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{
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switch (Loader::objectFormat(*_file)) {
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case LOADER_ELF:
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_loader = new ElfLoader(_cons, _mem);
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break;
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case LOADER_COFF:
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_loader = new CoffLoader(_cons, _mem);
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break;
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default:
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DPRINTF((TEXT("unknown file format.\n")));
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return FALSE;
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}
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return TRUE;
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}
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