mirror of https://github.com/ipxe/ipxe.git
99 lines
2.5 KiB
C
99 lines
2.5 KiB
C
/*
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* Copyright (C) 2021 Michael Brown <mbrown@fensystems.co.uk>.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*
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* You can also choose to distribute this program under the terms of
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* the Unmodified Binary Distribution Licence (as given in the file
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* COPYING.UBDL), provided that you have satisfied its requirements.
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*/
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FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
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#include <getopt.h>
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#include <ipxe/command.h>
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#include <ipxe/parseopt.h>
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#include <usr/imgmgmt.h>
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/** @file
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*
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* Read memory command
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*
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*/
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/** "imgmem" options */
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struct imgmem_options {
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/** Image name */
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char *name;
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};
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/** "imgmem" option list */
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static struct option_descriptor imgmem_opts[] = {
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OPTION_DESC ( "name", 'n', required_argument,
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struct imgmem_options, name, parse_string ),
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};
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/** "imgmem" command descriptor */
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static struct command_descriptor imgmem_cmd =
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COMMAND_DESC ( struct imgmem_options, imgmem_opts, 2, 2,
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"<address> <length>" );
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/**
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* The "imgmem" command
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*
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* @v argc Argument count
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* @v argv Argument list
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* @ret rc Return status code
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*/
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static int imgmem_exec ( int argc, char **argv ) {
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struct imgmem_options opts;
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struct image *image;
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unsigned int data;
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unsigned int len;
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int rc;
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/* Parse options */
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if ( ( rc = parse_options ( argc, argv, &imgmem_cmd, &opts ) ) != 0 )
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return rc;
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/* Use start address as name if none specified */
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if ( ! opts.name )
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opts.name = argv[optind];
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/* Parse address */
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if ( ( rc = parse_integer ( argv[optind++], &data ) ) != 0 )
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return rc;
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/* Parse length */
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if ( ( rc = parse_integer ( argv[optind++], &len ) ) != 0 )
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return rc;
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/* Create image */
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if ( ( rc = imgmem ( phys_to_user ( data ), len, opts.name,
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&image ) ) != 0 )
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return rc;
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return 0;
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}
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/** Read memory command */
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struct command imgmem_commands[] __command = {
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{
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.name = "imgmem",
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.exec = imgmem_exec,
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},
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};
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