Home | History | Annotate | Line # | Download | only in arm
arm_boot.cpp revision 1.1.2.2 
      1 /*	$NetBSD: arm_boot.cpp,v 1.1.2.2 2001/02/11 19:09:59 bouyer 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(void)
     49 {
     50 }
     51 
     52 ARMBoot::~ARMBoot(void)
     53 {
     54 	if (_mem)
     55 		delete _mem;
     56 	if (_arch)
     57 		delete _arch;
     58 
     59 	ARMConsole::Destroy();
     60 }
     61 
     62 BOOL
     63 ARMBoot::setup(struct HpcMenuInterface::HpcMenuPreferences &pref)
     64 {
     65 	platid_t platid;
     66 	platid.dw.dw0 = pref.platid_hi;
     67 	platid.dw.dw1 = pref.platid_lo;
     68 
     69 	if (platid_match(&platid, &platid_mask_CPU_ARM_STRONGARM_SA1100))
     70 		args.architecture = ARCHITECTURE_ARM_SA1100;
     71 	else
     72 		return FALSE;
     73 
     74 	args.memory = MEMORY_MANAGER_LOCKPAGES;
     75 
     76 	return Boot::setup(pref);
     77 }
     78 
     79 BOOL
     80 ARMBoot::create(void)
     81 {
     82 	BOOL(*lock_pages)(LPVOID, DWORD, PDWORD, int);
     83 	BOOL(*unlock_pages)(LPVOID, DWORD);
     84 
     85 	// Architercure dependent ops.
     86 	_arch = new ARMArchitecture(_cons, _mem);
     87 	_arch->setDebug() = args.architectureDebug;
     88 
     89 	lock_pages = _arch->_load_LockPages();
     90 	unlock_pages = _arch->_load_UnlockPages();
     91 	if (lock_pages == 0 || unlock_pages == 0) {
     92 
     93 		DPRINTF((TEXT("couldn't find LockPages/UnlockPages.\n")));
     94 		return FALSE;
     95 	}
     96 
     97 	// Memory manager.
     98 	switch(args.memory)
     99 	{
    100 	default:
    101 	case MEMORY_MANAGER_VIRTUALCOPY:
    102 		// FALLTHROUGH
    103 	case MEMORY_MANAGER_SOFTMMU:
    104 		// FALLTHROUGH
    105 	case MEMORY_MANAGER_HARDMMU:
    106 		DPRINTF((TEXT("unsupported memory address detection method.\n")));
    107 		return FALSE;
    108 	case MEMORY_MANAGER_LOCKPAGES:
    109 		_mem = new MemoryManager_LockPages(lock_pages, unlock_pages,
    110 						   _cons, 4096);
    111 		break;
    112 	}
    113 	_mem->setDebug() = args.memorymanagerDebug;
    114 
    115 	// Console
    116 	if (args.console == CONSOLE_SERIAL) {
    117 		_cons = ARMConsole::Instance(_mem);
    118 		if (!_cons->init()) {
    119 			_cons = Console::Instance();
    120 			DPRINTF((TEXT("use LCD console instead.\n")));
    121 		}
    122 	}
    123 
    124 	// File Manager, Loader
    125 	return Boot::create();
    126 }
    127