upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/cmd/bootcount.c

61 lines
1.3 KiB

// SPDX-License-Identifier: GPL-2.0+
#include <common.h>
#include <command.h>
#include <bootcount.h>
static int do_bootcount_print(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
printf("%lu\n", bootcount_load());
return CMD_RET_SUCCESS;
}
static int do_bootcount_reset(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
/*
* note that we're explicitly not resetting the environment
* variable, so you still have the old bootcounter available
*/
bootcount_store(0);
return CMD_RET_SUCCESS;
}
static cmd_tbl_t bootcount_sub[] = {
U_BOOT_CMD_MKENT(print, 1, 1, do_bootcount_print, "", ""),
U_BOOT_CMD_MKENT(reset, 1, 1, do_bootcount_reset, "", ""),
};
static int do_bootcount(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
cmd_tbl_t *cp;
if (argc < 2)
return CMD_RET_USAGE;
/* drop initial "bootcount" arg */
argc--;
argv++;
cp = find_cmd_tbl(argv[0], bootcount_sub, ARRAY_SIZE(bootcount_sub));
if (cp)
return cp->cmd(cmdtp, flag, argc, argv);
return CMD_RET_USAGE;
}
#if CONFIG_IS_ENABLED(SYS_LONGHELP)
static char bootcount_help_text[] =
"print - print current bootcounter\n"
"reset - reset the bootcounter"
;
#endif
U_BOOT_CMD(bootcount, 2, 1, do_bootcount,
"bootcount",
#if CONFIG_IS_ENABLED(SYS_LONGHELP)
bootcount_help_text
#endif
);