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  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.  
  34. #define KERNEL_VIRTUAL_ADDRESS 0x400000
  35.  
  36. void bootstrap(void)
  37. {
  38.     printf("HelenOS SPARC64 Bootloader\n");
  39.    
  40.     component_t components[COMPONENTS];
  41.     bootinfo_t bootinfo;
  42.     init_components(components);
  43.    
  44.     printf("\nMemory statistics\n");
  45.     printf(" kernel entry point at %L\n", KERNEL_VIRTUAL_ADDRESS);
  46.     printf(" %L: boot info structure\n", &bootinfo);
  47.    
  48.     unsigned int i;
  49.     for (i = 0; i < COMPONENTS; i++)
  50.         printf(" %L: %s image (size %d bytes)\n", components[i].start, components[i].name, components[i].size);
  51.    
  52.     printf("\nCopying components\n");
  53.     unsigned int top = 0;
  54.     bootinfo.cnt = 0;
  55.     for (i = 0; i < COMPONENTS; i++) {
  56.         printf(" %s...", components[i].name);
  57.         top = ALIGN_UP(top, PAGE_SIZE);
  58.         memcpy(((void *) KERNEL_VIRTUAL_ADDRESS) + top, components[i].start, components[i].size);
  59.         if (i > 0) {
  60.             bootinfo.tasks[bootinfo.cnt].addr = ((void *) KERNEL_VIRTUAL_ADDRESS) + top;
  61.             bootinfo.tasks[bootinfo.cnt].size = components[i].size;
  62.             bootinfo.cnt++;
  63.         }
  64.         top += components[i].size;
  65.         printf("done.\n");
  66.     }
  67.    
  68.     printf("\nBooting the kernel...\n");
  69.     jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS, &bootinfo, sizeof(bootinfo));
  70. }
  71.