diff options
Diffstat (limited to 'include/nds/sound.h')
| -rw-r--r-- | include/nds/sound.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/include/nds/sound.h b/include/nds/sound.h new file mode 100644 index 0000000000..def7e723d7 --- /dev/null +++ b/include/nds/sound.h @@ -0,0 +1,73 @@ +/* + * Copyright (c) 2008 by Matthieu Bucchianeri <mbucchia@gmail.com> + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * + * http://www.rtems.org/license/LICENSE + */ + +#ifndef _SOUND_H_ +#define _SOUND_H_ + +/* ioctls for sound management. 0x53 is 'S' */ +#define SOUND_SVOL 0x5301 /* set sound volume */ +#define SOUND_GVOL 0x5302 /* get sound volume */ +#define SOUND_SFMT 0x5303 /* set output format */ +#define SOUND_GFMT 0x5304 /* get output format */ +#define SOUND_SPAN 0x5305 /* set pan */ +#define SOUND_GPAN 0x5306 /* get pan */ + +#define SOUND_SRECLEN 0x5307 /* set recording buffer length (in bytes) */ +#define SOUND_STARTREC 0x5308 /* start recording */ +#define SOUND_STOPREC 0x5309 /* stop recording */ + +#define SOUND_FREQ_MASK 0x3 +#define SOUND_FREQ_11025 0 +#define SOUND_FREQ_22050 1 +#define SOUND_FREQ_44100 2 +#define SOUND_FREQ_RECORD 3 /* special value to play microphone + recorded data */ + +#define SOUND_FORMAT_8 (0 << 2) +#define SOUND_FORMAT_16 (1 << 2) + +#ifdef __cplusplus +extern "C" +{ +#endif + + /* + * sound prototype entry points + */ + rtems_device_driver sound_initialize (rtems_device_major_number, + rtems_device_minor_number, void *); + + rtems_device_driver sound_open (rtems_device_major_number, + rtems_device_minor_number, void *); + + rtems_device_driver sound_control (rtems_device_major_number, + rtems_device_minor_number, void *); + + rtems_device_driver sound_close (rtems_device_major_number, + rtems_device_minor_number, void *); + + rtems_device_driver sound_read (rtems_device_major_number, + rtems_device_minor_number, void *); + + rtems_device_driver sound_write (rtems_device_major_number, + rtems_device_minor_number, void *); + + rtems_device_driver sound_control (rtems_device_major_number, + rtems_device_minor_number, void *); + +#define SOUND_DRIVER_TABLE_ENTRY \ + { sound_initialize, sound_open, sound_close, \ + sound_read, sound_write, sound_control } + + +#ifdef __cplusplus +} +#endif + +#endif |