diff options
Diffstat (limited to 'common/cmd_sound.c')
| -rw-r--r-- | common/cmd_sound.c | 96 | 
1 files changed, 96 insertions, 0 deletions
| diff --git a/common/cmd_sound.c b/common/cmd_sound.c new file mode 100644 index 000000000..459d1ebaf --- /dev/null +++ b/common/cmd_sound.c @@ -0,0 +1,96 @@ +/* + * Copyright (C) 2012 Samsung Electronics + * Rajeshwari Shinde <rajeshwari.s@samsung.com> + * + * 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 + */ + +#include <common.h> +#include <command.h> +#include <fdtdec.h> +#include <sound.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* Initilaise sound subsystem */ +static int do_init(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{ +	int ret; + +	ret = sound_init(); +	if (ret) { +		printf("Initialise Audio driver failed\n"); +		return CMD_RET_FAILURE; +	} + +	return 0; +} + +/* play sound from buffer */ +static int do_play(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{ +	int ret = 0; +	int msec = 1000; +	int freq = 400; + +	if (argc > 1) +		msec = simple_strtoul(argv[1], NULL, 10); +	if (argc > 2) +		freq = simple_strtoul(argv[2], NULL, 10); + +	ret = sound_play(msec, freq); +	if (ret) { +		printf("play failed"); +		return CMD_RET_FAILURE; +	} + +	return 0; +} + +static cmd_tbl_t cmd_sound_sub[] = { +	U_BOOT_CMD_MKENT(init, 0, 1, do_init, "", ""), +	U_BOOT_CMD_MKENT(play, 2, 1, do_play, "", ""), +}; + +/* process sound command */ +static int do_sound(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{ +	cmd_tbl_t *c; + +	if (argc < 1) +		return CMD_RET_USAGE; + +	/* Strip off leading 'sound' command argument */ +	argc--; +	argv++; + +	c = find_cmd_tbl(argv[0], &cmd_sound_sub[0], ARRAY_SIZE(cmd_sound_sub)); + +	if (c) +		return c->cmd(cmdtp, flag, argc, argv); +	else +		return CMD_RET_USAGE; +} + +U_BOOT_CMD( +	sound, 4, 1, do_sound, +	"sound sub-system", +	"init - initialise the sound driver\n" +	"sound play [len] [freq] - play a sound for len ms at freq hz\n" +); |