wdenk | 3863585 | 2002-08-27 05:55:31 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2001 |
| 3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation; either version 2 of |
| 11 | * the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * Misc functions |
| 26 | */ |
| 27 | #include <common.h> |
| 28 | #include <command.h> |
| 29 | |
| 30 | #if (CONFIG_COMMANDS & CFG_CMD_MISC) |
| 31 | |
| 32 | int do_sleep (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
| 33 | { |
Stefan Roese | c4c13df | 2005-10-20 16:36:44 +0200 | [diff] [blame] | 34 | ulong start = get_timer(0); |
wdenk | 3863585 | 2002-08-27 05:55:31 +0000 | [diff] [blame] | 35 | ulong delay; |
| 36 | |
| 37 | if (argc != 2) { |
| 38 | printf ("Usage:\n%s\n", cmdtp->usage); |
| 39 | return 1; |
| 40 | } |
| 41 | |
Stefan Roese | c4c13df | 2005-10-20 16:36:44 +0200 | [diff] [blame] | 42 | delay = simple_strtoul(argv[1], NULL, 10) * CFG_HZ; |
wdenk | 3863585 | 2002-08-27 05:55:31 +0000 | [diff] [blame] | 43 | |
Stefan Roese | c4c13df | 2005-10-20 16:36:44 +0200 | [diff] [blame] | 44 | while (get_timer(start) < delay) { |
| 45 | if (ctrlc ()) { |
| 46 | return (-1); |
wdenk | 3863585 | 2002-08-27 05:55:31 +0000 | [diff] [blame] | 47 | } |
Stefan Roese | c4c13df | 2005-10-20 16:36:44 +0200 | [diff] [blame] | 48 | udelay (100); |
wdenk | 3863585 | 2002-08-27 05:55:31 +0000 | [diff] [blame] | 49 | } |
Stefan Roese | c4c13df | 2005-10-20 16:36:44 +0200 | [diff] [blame] | 50 | |
wdenk | 3863585 | 2002-08-27 05:55:31 +0000 | [diff] [blame] | 51 | return 0; |
| 52 | } |
Stefan Roese | c4c13df | 2005-10-20 16:36:44 +0200 | [diff] [blame] | 53 | |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 54 | /* Implemented in $(CPU)/interrupts.c */ |
| 55 | #if (CONFIG_COMMANDS & CFG_CMD_IRQ) |
| 56 | int do_irqinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); |
| 57 | |
wdenk | 0d49839 | 2003-07-01 21:06:45 +0000 | [diff] [blame] | 58 | U_BOOT_CMD( |
| 59 | irqinfo, 1, 1, do_irqinfo, |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 60 | "irqinfo - print information about IRQs\n", |
| 61 | NULL |
| 62 | ); |
| 63 | #endif /* CONFIG_COMMANDS & CFG_CMD_IRQ */ |
| 64 | |
wdenk | 0d49839 | 2003-07-01 21:06:45 +0000 | [diff] [blame] | 65 | U_BOOT_CMD( |
Detlev Zundel | 9912121 | 2007-05-23 19:02:41 +0200 | [diff] [blame^] | 66 | sleep , 2, 1, do_sleep, |
wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 67 | "sleep - delay execution for some time\n", |
| 68 | "N\n" |
| 69 | " - delay execution for N seconds (N is _decimal_ !!!)\n" |
| 70 | ); |
wdenk | 3863585 | 2002-08-27 05:55:31 +0000 | [diff] [blame] | 71 | |
| 72 | #endif /* CFG_CMD_MISC */ |