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Annotation of prex/boot/arm/cats/bootinfo.c, Revision 1.1

1.1     ! nbrk        1: /*
        !             2:  * $Id$
        !             3:  */
        !             4: /*-
        !             5:  * Copyright (c) 2005, Kohsuke Ohtani
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. Redistributions in binary form must reproduce the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer in the
        !            15:  *    documentation and/or other materials provided with the distribution.
        !            16:  * 3. Neither the name of the author nor the names of any co-contributors
        !            17:  *    may be used to endorse or promote products derived from this software
        !            18:  *    without specific prior written permission.
        !            19:  *
        !            20:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
        !            21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
        !            24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            30:  * SUCH DAMAGE.
        !            31:  */
        !            32:
        !            33: #include <boot.h>
        !            34: #include <platform.h>
        !            35:
        !            36: #include "ebsafirmware.h"
        !            37:
        !            38: extern uint32_t        ebsabootaddr;
        !            39:
        !            40: /*
        !            41:  * Setup boot information.
        !            42:  */
        !            43: void
        !            44: setup_bootinfo(struct boot_info **bpp)
        !            45: {
        !            46:        struct boot_info *bp;
        !            47:        struct ebsaboot *ebp;
        !            48:
        !            49:        bp = (struct boot_info *)BOOT_INFO;
        !            50:        memset(bp, 0, BOOT_INFO_SIZE);
        !            51:
        !            52:        bp->archive = (u_long)ARCHIVE_START;
        !            53:
        !            54:        bp->video.text_x = 30;
        !            55:        bp->video.text_y = 20;
        !            56:
        !            57:        ebp = (struct ebsaboot *)ebsabootaddr;
        !            58:        if (ebp->bt_magic != BT_MAGIC_NUMBER_CATS &&
        !            59:                ebp->bt_magic != BT_MAGIC_NUMBER_EBSA) {
        !            60:                panic("incorrect firmware signature");
        !            61:        }
        !            62:
        !            63:        bp->main_mem.start = ebp->bt_memstart + 0x00100000;
        !            64:        bp->main_mem.size  = ebp->bt_memend - bp->main_mem.start;
        !            65:
        !            66:        printf("%s%u firmware: physical memory @0x%x->0x%x (%u KB); bootarg \"%s\"; fclk: %uMHz, pciclk %uMHz;\n",
        !            67:                        ebp->bt_magic == BT_MAGIC_NUMBER_CATS ? "CATS" : "EBSA", ebp->bt_vers,
        !            68:                        ebp->bt_memstart, ebp->bt_memend, bp->main_mem.size / 1024,
        !            69:                        (char *)ebp->bt_args, ebp->bt_fclk / 1000000, ebp->bt_pciclk / 1000000);
        !            70:
        !            71:        *bpp = bp;
        !            72: }
        !            73: