0,0 → 1,56 |
/* |
* Copyright (C) 2005 Martin Decky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
|
#include "main.h" |
#include "printf.h" |
#include "msim.h" |
#include "asm.h" |
|
#define KERNEL_VIRTUAL_ADDRESS 0x80100000 |
#define KERNEL_START &_binary_____________kernel_kernel_bin_start |
#define KERNEL_END &_binary_____________kernel_kernel_bin_end |
#define KERNEL_SIZE ((unsigned int) KERNEL_END - (unsigned int) KERNEL_START) |
|
void bootstrap(void) |
{ |
printf("HelenOS MIPS Bootloader\n"); |
printf("loaded at %L\n", &start); |
printf("kernel memory at %L (size %d bytes)\n", KERNEL_VIRTUAL_ADDRESS, KERNEL_SIZE); |
|
// TODO: implement memcpy |
int i; |
for (i = 0; i < KERNEL_SIZE; i++) { |
if (i % 4096 == 0) |
printf("."); |
((char *) KERNEL_VIRTUAL_ADDRESS)[i] = ((char *) KERNEL_START)[i]; |
} |
|
printf("\nBooting the kernel...\n"); |
|
jump_to_kernel((void *) KERNEL_VIRTUAL_ADDRESS); |
} |