Subversion Repositories HelenOS

/*

 * Copyright (c) 2005 Martin Decky

 * Copyright (c) 2006 Jakub Jermar

 * 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 "asm.h"

#include "_components.h"

#include <align.h>

#include <balloc.h>

#include <macros.h>

extern bootinfo_t binfo;

component_t components[COMPONENTS];

char *release = STRING(RELEASE);

void write(const char *str, const int len)

{

    return;

}

#define DEFAULT_MEMORY_BASE     0x4000000

#define DEFAULT_MEMORY_SIZE     0x4000000

#define DEFAULT_LEGACY_IO_BASE      0x00000FFFFC000000 

#define DEFAULT_LEGACY_IO_SIZE      0x4000000 

#define DEFAULT_FREQ_SCALE      0x0000000100000001 /* 1/1 */

#define DEFAULT_SYS_FREQ        100000000 /* 100MHz */

#ifdef REVISION

    char *revision = ", revision " STRING(REVISION);

#else

    char *revision = "";

#endif

#ifdef TIMESTAMP

    char *timestamp = "\nBuilt on " STRING(TIMESTAMP);

#else

    char *timestamp = "";

#endif

/** Print version information. */

static void version_print(void)

{

    printf("HelenOS IA64 Bootloader\nRelease %s%s%s\n"

        "Copyright (c) 2006 HelenOS project\n", release, revision,

        timestamp);

}

void bootstrap(void)

{

    int ii;

    bootinfo_t *bootinfo = &binfo;

    version_print();

    init_components(components);

    printf("\nSystem info\n");

    printf("\nMemory statistics\n");

    printf(" %P: boot info structure\n", &bootinfo);

    unsigned int i;

    for (i = 0; i < COMPONENTS; i++)

        printf(" %P: %s image (size %d bytes)\n", components[i].start,

            components[i].name, components[i].size);

    if (!bootinfo->hello_configured) {

        /*

         * Load configuration defaults for simulators.

         */

         bootinfo->memmap_items = 0;

         bootinfo->memmap[bootinfo->memmap_items].base =

             DEFAULT_MEMORY_BASE;

         bootinfo->memmap[bootinfo->memmap_items].size =

             DEFAULT_MEMORY_SIZE;

         bootinfo->memmap[bootinfo->memmap_items].type =

             EFI_MEMMAP_FREE_MEM;

         bootinfo->memmap_items++;

         bootinfo->memmap[bootinfo->memmap_items].base =

             DEFAULT_LEGACY_IO_BASE;

         bootinfo->memmap[bootinfo->memmap_items].size =

             DEFAULT_LEGACY_IO_SIZE;

         bootinfo->memmap[bootinfo->memmap_items].type =

             EFI_MEMMAP_IO_PORTS;

         bootinfo->memmap_items++;

         bootinfo->freq_scale = DEFAULT_FREQ_SCALE;

         bootinfo->sys_freq = DEFAULT_SYS_FREQ;

    }

    bootinfo->taskmap.count = 0;

    for (i = 0; i < COMPONENTS; i++) {

        if (i > 0) {

            bootinfo->taskmap.tasks[bootinfo->taskmap.count].addr =

                components[i].start;

            bootinfo->taskmap.tasks[bootinfo->taskmap.count].size =

                components[i].size;

            bootinfo->taskmap.count++;

        }

    }

    jump_to_kernel(bootinfo);

}