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author | 2023-10-10 14:33:42 +0000 | |
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committer | 2023-10-10 14:33:42 +0000 | |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot-sam460ex/common/cmd_misc.c | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot-sam460ex/common/cmd_misc.c')
-rw-r--r-- | roms/u-boot-sam460ex/common/cmd_misc.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/roms/u-boot-sam460ex/common/cmd_misc.c b/roms/u-boot-sam460ex/common/cmd_misc.c new file mode 100644 index 000000000..b0ced2f3b --- /dev/null +++ b/roms/u-boot-sam460ex/common/cmd_misc.c @@ -0,0 +1,57 @@ +/* + * (C) Copyright 2001 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * Misc functions + */ +#include <common.h> +#include <command.h> + +int do_sleep (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + ulong start = get_timer(0); + ulong delay; + + if (argc != 2) { + cmd_usage(cmdtp); + return 1; + } + + delay = simple_strtoul(argv[1], NULL, 10) * CONFIG_SYS_HZ; + + while (get_timer(start) < delay) { + if (ctrlc ()) { + return (-1); + } + udelay (100); + } + + return 0; +} + +U_BOOT_CMD( + sleep , 2, 1, do_sleep, + "delay execution for some time", + "N\n" + " - delay execution for N seconds (N is _decimal_ !!!)" +); |