projects / J-u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| c0c88533 RS |
1 | /* |
| 2 | * Copyright (C) 2012 Samsung Electronics | |
| 3 | * Rajeshwari Shinde <[email protected]> | |
| 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 | #include <common.h> | |
| 25 | #include <command.h> | |
| 26 | #include <fdtdec.h> | |
| 27 | #include <sound.h> | |
| 28 | ||
| 29 | DECLARE_GLOBAL_DATA_PTR; | |
| 30 | ||
| 31 | /* Initilaise sound subsystem */ | |
| 32 | static int do_init(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) | |
| 33 | { | |
| 34 | int ret; | |
| 35 | ||
| 2b8a0533 | 36 | ret = sound_init(gd->fdt_blob); |
| c0c88533 RS |
37 | if (ret) { |
| 38 | printf("Initialise Audio driver failed\n"); | |
| 39 | return CMD_RET_FAILURE; | |
| 40 | } | |
| 41 | ||
| 42 | return 0; | |
| 43 | } | |
| 44 | ||
| 45 | /* play sound from buffer */ | |
| 46 | static int do_play(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) | |
| 47 | { | |
| 48 | int ret = 0; | |
| 49 | int msec = 1000; | |
| 50 | int freq = 400; | |
| 51 | ||
| 52 | if (argc > 1) | |
| 53 | msec = simple_strtoul(argv[1], NULL, 10); | |
| 54 | if (argc > 2) | |
| 55 | freq = simple_strtoul(argv[2], NULL, 10); | |
| 56 | ||
| 57 | ret = sound_play(msec, freq); | |
| 58 | if (ret) { | |
| 59 | printf("play failed"); | |
| 60 | return CMD_RET_FAILURE; | |
| 61 | } | |
| 62 | ||
| 63 | return 0; | |
| 64 | } | |
| 65 | ||
| 66 | static cmd_tbl_t cmd_sound_sub[] = { | |
| 67 | U_BOOT_CMD_MKENT(init, 0, 1, do_init, "", ""), | |
| 68 | U_BOOT_CMD_MKENT(play, 2, 1, do_play, "", ""), | |
| 69 | }; | |
| 70 | ||
| 71 | /* process sound command */ | |
| 72 | static int do_sound(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) | |
| 73 | { | |
| 74 | cmd_tbl_t *c; | |
| 75 | ||
| 76 | if (argc < 1) | |
| 77 | return CMD_RET_USAGE; | |
| 78 | ||
| 79 | /* Strip off leading 'sound' command argument */ | |
| 80 | argc--; | |
| 81 | argv++; | |
| 82 | ||
| 83 | c = find_cmd_tbl(argv[0], &cmd_sound_sub[0], ARRAY_SIZE(cmd_sound_sub)); | |
| 84 | ||
| 85 | if (c) | |
| 86 | return c->cmd(cmdtp, flag, argc, argv); | |
| 87 | else | |
| 88 | return CMD_RET_USAGE; | |
| 89 | } | |
| 90 | ||
| 91 | U_BOOT_CMD( | |
| 92 | sound, 4, 1, do_sound, | |
| 93 | "sound sub-system", | |
| 94 | "init - initialise the sound driver\n" | |
| 95 | "sound play [len] [freq] - play a sound for len ms at freq hz\n" | |
| 96 | ); |