Subversion Repositories HelenOS-historic

Rev

Rev 1782 | Blame | Compare with Previous | Last modification | View Log | Download | RSS feed

  1. /*
  2.  * Copyright (C) 2005 Martin Decky
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. #include "main.h"
  30. #include <printf.h>
  31. #include "asm.h"
  32. #include "_components.h"
  33. #include <ofw.h>
  34.  
  35. #define KERNEL_VIRTUAL_ADDRESS 0x400000
  36.  
  37. bootinfo_t bootinfo;
  38.  
  39. void bootstrap(void)
  40. {
  41.     printf("HelenOS SPARC64 Bootloader\n");
  42.  
  43.     component_t components[COMPONENTS];
  44.     init_components(components);
  45.  
  46.     printf("\nMemory statistics\n");
  47.     printf(" kernel entry point at %L\n", KERNEL_VIRTUAL_ADDRESS);
  48.     printf(" %L: boot info structure\n", &bootinfo);
  49.    
  50.     unsigned int i;
  51.     for (i = 0; i < COMPONENTS; i++)
  52.         printf(" %L: %s image (size %d bytes)\n", components[i].start, components[i].name, components[i].size);
  53.  
  54.     printf("\nCopying components\n");
  55.     unsigned int top = 0;
  56.     bootinfo.cnt = 0;
  57.     for (i = 0; i < COMPONENTS; i++) {
  58.         printf(" %s...", components[i].name);
  59.         top = ALIGN_UP(top, PAGE_SIZE);
  60.         memcpy(((void *) KERNEL_VIRTUAL_ADDRESS) + top, components[i].start, components[i].size);
  61.         if (i > 0) {
  62.             bootinfo.tasks[bootinfo.cnt].addr = ((void *) KERNEL_VIRTUAL_ADDRESS) + top;
  63.             bootinfo.tasks[bootinfo.cnt].size = components[i].size;
  64.             bootinfo.cnt++;
  65.         }
  66.         top += components[i].size;
  67.         printf("done.\n");
  68.     }
  69.  
  70.     printf("\nBooting the kernel...\n");
  71.     jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS, &bootinfo, sizeof(bootinfo));
  72. }
  73.