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https://github.com/AsahiLinux/u-boot
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5ad03eb385
Architecture specific do_bootm_linux() routines share common ramdisk image processing code. Move this code to a common helper routine. Signed-off-by: Marian Balakowicz <m8@semihalf.com>
72 lines
2 KiB
C
72 lines
2 KiB
C
/*
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* (C) Copyright 2002
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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* Marius Groeger <mgroeger@sysgo.de>
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*
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* Copyright (C) 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <common.h>
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#include <command.h>
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#include <image.h>
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#include <zlib.h>
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#include <asm/byteorder.h>
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#include <asm/zimage.h>
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/*cmd_boot.c*/
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extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
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void do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
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image_header_t *hdr, int verify)
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{
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void *base_ptr;
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ulong os_data, os_len;
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ulong initrd_start, initrd_end;
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get_ramdisk (cmdtp, flag, argc, argv, hdr, verify,
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IH_ARCH_I386, &initrd_start, &initrd_end);
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/* if multi-part image, we need to advance base ptr */
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if (image_check_type (hdr, IH_TYPE_MULTI)) {
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image_multi_getimg (hdr, 0, &os_data, &os_len);
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} else {
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os_data = image_get_data (hdr);
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os_len = image_get_data_size (hdr);
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}
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base_ptr = load_zimage ((void*)os_data, os_len,
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initrd_start, initrd_end - initrd_start, 0);
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if (NULL == base_ptr) {
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printf ("## Kernel loading failed ...\n");
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do_reset(cmdtp, flag, argc, argv);
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}
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#ifdef DEBUG
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printf ("## Transferring control to Linux (at address %08x) ...\n",
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(u32)base_ptr);
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#endif
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/* we assume that the kernel is in place */
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printf("\nStarting kernel ...\n\n");
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boot_zimage(base_ptr);
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}
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