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Annotation of sys/arch/hppa64/stand/cdboot/cdboot.c, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: cdboot.c,v 1.1 2005/04/01 10:40:48 mickey Exp $       */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 2005 Michael Shalayeff
        !             5:  * All rights reserved.
        !             6:  *
        !             7:  * Permission to use, copy, modify, and distribute this software for any
        !             8:  * purpose with or without fee is hereby granted, provided that the above
        !             9:  * copyright notice and this permission notice appear in all copies.
        !            10:  *
        !            11:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
        !            12:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
        !            13:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
        !            14:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
        !            15:  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
        !            16:  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
        !            17:  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
        !            18:  */
        !            19:
        !            20: #include <sys/param.h>
        !            21: #include <sys/reboot.h>
        !            22: #include <sys/stat.h>
        !            23: #include <libsa.h>
        !            24: #include <lib/libsa/cd9660.h>
        !            25: #include <lib/libsa/loadfile.h>
        !            26: #include <dev/cons.h>
        !            27: #include <machine/pdc.h>
        !            28: #include <stand/boot/bootarg.h>
        !            29: #include "dev_hppa64.h"
        !            30: #include "cmd.h"
        !            31:
        !            32: dev_t bootdev;
        !            33: int debug = 1;
        !            34: int bootprompt = 1;
        !            35:
        !            36: struct fs_ops file_system[] = {
        !            37:        { cd9660_open, cd9660_close, cd9660_read, cd9660_write, cd9660_seek,
        !            38:          cd9660_stat, cd9660_readdir },
        !            39: };
        !            40: int nfsys = NENTS(file_system);
        !            41:
        !            42: struct devsw devsw[] = {
        !            43:        { "dk", iodcstrategy, dkopen, dkclose, noioctl },
        !            44: };
        !            45: int    ndevs = NENTS(devsw);
        !            46:
        !            47: struct consdev constab[] = {
        !            48:        { ite_probe, ite_init, ite_getc, ite_putc },
        !            49:        { NULL }
        !            50: };
        !            51: struct consdev *cn_tab;
        !            52:
        !            53: typedef void (*startfuncp)(int, int, int, int, int, int, caddr_t)
        !            54:     __attribute__ ((noreturn));
        !            55:
        !            56: void
        !            57: boot(dev_t dev)
        !            58: {
        !            59:        u_long marks[MARK_MAX];
        !            60:        char path[128];
        !            61:
        !            62:        pdc_init();
        !            63:        cninit();
        !            64:        devboot(dev, path);
        !            65:        strncpy(path + strlen(path), ":/bsd.rd", 9);
        !            66:        printf(">> OpenBSD/" MACHINE " CDBOOT 0.1\n"
        !            67:            "booting %s: ", path);
        !            68:
        !            69:        marks[MARK_START] = (u_long)DEFAULT_KERNEL_ADDRESS;
        !            70:        if (!loadfile(path, marks, LOAD_KERNEL)) {
        !            71:                marks[MARK_END] = ALIGN(marks[MARK_END] -
        !            72:                    (u_long)DEFAULT_KERNEL_ADDRESS);
        !            73:                fcacheall();
        !            74:
        !            75:                __asm("mtctl %r0, %cr17");
        !            76:                __asm("mtctl %r0, %cr17");
        !            77:                (*(startfuncp)(marks[MARK_ENTRY]))((int)(long)pdc, 0, bootdev,
        !            78:                    marks[MARK_END], BOOTARG_APIVER, BOOTARG_LEN,
        !            79:                    (caddr_t)BOOTARG_OFF);
        !            80:                /* not reached */
        !            81:        }
        !            82: }