7e5f460ec4
It is a pain to have to specify the value 16 in each call. Add a new hextoul() function and update the code to use it. Add a proper comment to simple_strtoul() while we are here. Signed-off-by: Simon Glass <sjg@chromium.org>
97 lines
2.0 KiB
C
97 lines
2.0 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2012, Google Inc. All rights reserved.
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*/
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#include <common.h>
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#include <bootstage.h>
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#include <command.h>
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static int do_bootstage_report(struct cmd_tbl *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_ADDR;
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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 = hextoul(argv[1], &endp);
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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 = hextoul(argv[2], &endp);
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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(struct cmd_tbl *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 struct cmd_tbl 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(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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struct cmd_tbl *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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