sys/arch/hpc/stand/hpcboot/arm/arm_boot.cpp

   1 /*      $NetBSD: arm_boot.cpp,v 1.9 2008/04/28 20:23:20 martin 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  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <hpcboot.h>
  33
  34 #include <arch.h>
  35 #include <memory.h>
  36
  37 #include <arm/arm_arch.h>
  38 #include <arm/arm_sa1100.h>
  39 #include <arm/arm_pxa2x0.h>
  40 #include <arm/arm_boot.h>
  41 #include <arm/arm_console.h>
  42
  43 ARMBoot::ARMBoot()
  44 {
  45 }
  46
  47 ARMBoot::~ARMBoot()
  48 {
  49         if (_mem)
  50                 delete _mem;
  51         if (_arch)
  52                 delete _arch;
  53
  54         ARMConsole::Destroy();
  55 }
  56
  57 BOOL
  58 ARMBoot::setup()
  59 {
  60         struct HpcMenuInterface::HpcMenuPreferences &pref = HPC_PREFERENCE;
  61
  62         platid_t platid;
  63         platid.dw.dw0 = pref.platid_hi;
  64         platid.dw.dw1 = pref.platid_lo;
  65
  66         if (platid_match(&platid, &platid_mask_CPU_ARM_STRONGARM_SA1100))
  67                 args.architecture = ARCHITECTURE_ARM_SA1100;
  68         else if (platid_match(&platid, &platid_mask_CPU_ARM_STRONGARM_SA1110))
  69                 args.architecture = ARCHITECTURE_ARM_SA1100;
  70         else if (platid_match(&platid, &platid_mask_CPU_ARM_XSCALE_PXA250))
  71                 args.architecture = ARCHITECTURE_ARM_PXA250;
  72         else if (platid_match(&platid, &platid_mask_CPU_ARM_XSCALE_PXA270))
  73                 args.architecture = ARCHITECTURE_ARM_PXA270;
  74         else
  75                 return FALSE;
  76
  77         args.memory = MEMORY_MANAGER_LOCKPAGES;
  78
  79         return super::setup();
  80 }
  81
  82 BOOL
  83 ARMBoot::create()
  84 {
  85         BOOL(*lock_pages)(LPVOID, DWORD, PDWORD, int);
  86         BOOL(*unlock_pages)(LPVOID, DWORD);
  87
  88         // Architecture dependent ops.
  89         switch (args.architecture) {
  90         default:
  91                 DPRINTF((TEXT("Unsupported architecture.\n")));
  92                 return FALSE;
  93         case ARCHITECTURE_ARM_SA1100:
  94                 _arch = new SA1100Architecture(_cons, _mem);
  95                 break;
  96         case ARCHITECTURE_ARM_PXA250:
  97         case ARCHITECTURE_ARM_PXA270:
  98                 _arch = new PXA2X0Architecture(_cons, _mem);
  99                 break;
 100         }
 101         _arch->setDebug() = args.architectureDebug;
 102
 103         lock_pages = _arch->_load_LockPages();
 104         unlock_pages = _arch->_load_UnlockPages();
 105         if (lock_pages == 0 || unlock_pages == 0) {
 106
 107                 DPRINTF((TEXT("couldn't find LockPages/UnlockPages.\n")));
 108                 return FALSE;
 109         }
 110
 111         // Memory manager.
 112         switch(args.memory)
 113         {
 114         default:
 115         case MEMORY_MANAGER_VIRTUALCOPY:
 116                 // FALLTHROUGH
 117         case MEMORY_MANAGER_SOFTMMU:
 118                 // FALLTHROUGH
 119         case MEMORY_MANAGER_HARDMMU:
 120                 DPRINTF((TEXT("unsupported memory address detection method.\n")));
 121                 return FALSE;
 122         case MEMORY_MANAGER_LOCKPAGES:
 123                 _mem = new MemoryManager_LockPages(lock_pages, unlock_pages,
 124                     _cons, 4096);
 125                 break;
 126         }
 127         _mem->setDebug() = args.memorymanagerDebug;
 128
 129         // Console
 130         if (args.console == CONSOLE_SERIAL) {
 131                 _cons = ARMConsole::Instance(_mem, args.architecture);
 132                 if (_cons == NULL || !_cons->init()) {
 133                         _cons = Console::Instance();
 134                         DPRINTF((TEXT("use LCD console instead.\n")));
 135                 }
 136         } else {
 137                 _cons = Console::Instance();
 138         }
 139
 140         // File Manager, Loader
 141         return super::create();
 142 }