117 lines
2.8 KiB
C
117 lines
2.8 KiB
C
/*
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* Copyright (c) 2012, Google Inc. All rights reserved.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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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
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* the License, or (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,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#ifndef CONFIG_BOOTSTAGE_STASH
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#define CONFIG_BOOTSTAGE_STASH -1UL
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#define CONFIG_BOOTSTAGE_STASH_SIZE -1
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#endif
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static int do_bootstage_report(cmd_tbl_t *cmdtp, int flag, int argc,
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char * const argv[])
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{
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bootstage_report();
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return 0;
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}
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static int get_base_size(int argc, char * const argv[], ulong *basep,
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ulong *sizep)
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{
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char *endp;
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*basep = CONFIG_BOOTSTAGE_STASH;
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*sizep = CONFIG_BOOTSTAGE_STASH_SIZE;
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if (argc < 2)
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return 0;
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*basep = simple_strtoul(argv[1], &endp, 16);
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if (*argv[1] == 0 || *endp != 0)
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return -1;
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if (argc == 2)
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return 0;
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*sizep = simple_strtoul(argv[2], &endp, 16);
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if (*argv[2] == 0 || *endp != 0)
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return -1;
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return 0;
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}
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static int do_bootstage_stash(cmd_tbl_t *cmdtp, int flag, int argc,
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char * const argv[])
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{
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ulong base, size;
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int ret;
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if (get_base_size(argc, argv, &base, &size))
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return CMD_RET_USAGE;
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if (base == -1UL) {
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printf("No bootstage stash area defined\n");
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return 1;
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}
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if (0 == strcmp(argv[0], "stash"))
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ret = bootstage_stash((void *)base, size);
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else
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ret = bootstage_unstash((void *)base, size);
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if (ret)
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return 1;
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return 0;
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}
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static cmd_tbl_t cmd_bootstage_sub[] = {
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U_BOOT_CMD_MKENT(report, 2, 1, do_bootstage_report, "", ""),
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U_BOOT_CMD_MKENT(stash, 4, 0, do_bootstage_stash, "", ""),
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U_BOOT_CMD_MKENT(unstash, 4, 0, do_bootstage_stash, "", ""),
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};
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/*
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* Process a bootstage sub-command
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*/
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static int do_boostage(cmd_tbl_t *cmdtp, int flag, int argc,
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char * const argv[])
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{
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cmd_tbl_t *c;
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/* Strip off leading 'bootstage' command argument */
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argc--;
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argv++;
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c = find_cmd_tbl(argv[0], cmd_bootstage_sub,
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ARRAY_SIZE(cmd_bootstage_sub));
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if (c)
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return c->cmd(cmdtp, flag, argc, argv);
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else
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return CMD_RET_USAGE;
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}
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U_BOOT_CMD(bootstage, 4, 1, do_boostage,
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"Boot stage command",
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" - check boot progress and timing\n"
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"report - Print a report\n"
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"stash [<start> [<size>]] - Stash data into memory\n"
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"unstash [<start> [<size>]] - Unstash data from memory"
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);
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