diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/audio.h')
| -rw-r--r-- | c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/audio.h | 282 |
1 files changed, 141 insertions, 141 deletions
diff --git a/c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/audio.h b/c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/audio.h index 24457f0f90..a1c6f8b777 100644 --- a/c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/audio.h +++ b/c/src/lib/libbsp/arm/nds/libnds/include/nds/arm7/audio.h @@ -1,141 +1,141 @@ -/*---------------------------------------------------------------------------------
- $Id$
-
- ARM7 audio control
-
- Copyright (C) 2005
- Michael Noland (joat)
- Jason Rogers (dovoto)
- Dave Murphy (WinterMute)
-
- This software is provided 'as-is', without any express or implied
- warranty. In no event will the authors be held liable for any
- damages arising from the use of this software.
-
- Permission is granted to anyone to use this software for any
- purpose, including commercial applications, and to alter it and
- redistribute it freely, subject to the following restrictions:
-
- 1. The origin of this software must not be misrepresented; you
- must not claim that you wrote the original software. If you use
- this software in a product, an acknowledgment in the product
- documentation would be appreciated but is not required.
- 2. Altered source versions must be plainly marked as such, and
- must not be misrepresented as being the original software.
- 3. This notice may not be removed or altered from any source
- distribution.
-
----------------------------------------------------------------------------------*/
-
-#ifndef AUDIO_ARM7_INCLUDE
-#define AUDIO_ARM7_INCLUDE
-
-//---------------------------------------------------------------------------------
-// Sound (ARM7 only)
-//---------------------------------------------------------------------------------
-#ifndef ARM7
-#error Audio is only available on the ARM7
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include <nds/arm7/serial.h>
-
-
-#define SOUND_VOL(n) (n)
-#define SOUND_FREQ(n) ((-0x1000000 / (n)))
-#define SOUND_ENABLE BIT(15)
-#define SOUND_REPEAT BIT(27)
-#define SOUND_ONE_SHOT BIT(28)
-#define SOUND_FORMAT_16BIT (1<<29)
-#define SOUND_FORMAT_8BIT (0<<29)
-#define SOUND_FORMAT_PSG (3<<29)
-#define SOUND_FORMAT_ADPCM (2<<29)
-#define SOUND_16BIT (1<<29)
-#define SOUND_8BIT (0)
-
-#define SOUND_PAN(n) ((n) << 16)
-
-#define SCHANNEL_ENABLE BIT(31)
-
-//---------------------------------------------------------------------------------
-// registers
-//---------------------------------------------------------------------------------
-#define SCHANNEL_CR(n) (*(vuint32*)(0x04000400 + ((n)<<4)))
-#define SCHANNEL_VOL(n) (*(vuint8*)(0x04000400 + ((n)<<4)))
-#define SCHANNEL_PAN(n) (*(vuint8*)(0x04000402 + ((n)<<4)))
-#define SCHANNEL_SOURCE(n) (*(vuint32*)(0x04000404 + ((n)<<4)))
-#define SCHANNEL_TIMER(n) (*(vint16*)(0x04000408 + ((n)<<4)))
-#define SCHANNEL_REPEAT_POINT(n) (*(vuint16*)(0x0400040A + ((n)<<4)))
-#define SCHANNEL_LENGTH(n) (*(vuint32*)(0x0400040C + ((n)<<4)))
-
-#define SOUND_CR (*(vuint16*)0x04000500)
-#define SOUND_MASTER_VOL (*(vuint8*)0x04000500)
-
-//---------------------------------------------------------------------------------
-// not sure on the following
-//---------------------------------------------------------------------------------
-#define SOUND_BIAS (*(vuint16*)0x04000504)
-#define SOUND508 (*(vuint16*)0x04000508)
-#define SOUND510 (*(vuint16*)0x04000510)
-#define SOUND514 (*(vuint16*)0x04000514)
-#define SOUND518 (*(vuint16*)0x04000518)
-#define SOUND51C (*(vuint16*)0x0400051C)
-
-
-/*---------------------------------------------------------------------------------
- microphone code based on neimod's microphone example.
- See: http://neimod.com/dstek/
- Chris Double (chris.double@double.co.nz)
- http://www.double.co.nz/nintendo_ds
----------------------------------------------------------------------------------*/
-
-
-/*---------------------------------------------------------------------------------
- Read a byte from the microphone
----------------------------------------------------------------------------------*/
-u8 MIC_ReadData();
-
-/*---------------------------------------------------------------------------------
- Fill the buffer with data from the microphone. The buffer will be
- signed sound data at 16kHz. Once the length of the buffer is
- reached, no more data will be stored. Uses ARM7 timer 0.
----------------------------------------------------------------------------------*/
-void StartRecording(u8* buffer, int length);
-
-/*---------------------------------------------------------------------------------
- Stop recording data, and return the length of data recorded.
----------------------------------------------------------------------------------*/
-int StopRecording();
-
-/* This must be called during IRQ_TIMER0 */
-void ProcessMicrophoneTimerIRQ();
-
-void PM_SetAmp(u8 control);
-
-//---------------------------------------------------------------------------------
-// Turn the microphone on
-//---------------------------------------------------------------------------------
-static inline void MIC_On() {
-//---------------------------------------------------------------------------------
- PM_SetAmp(PM_AMP_ON);
-}
-
-
-//---------------------------------------------------------------------------------
-// Turn the microphone off
-//---------------------------------------------------------------------------------
-static inline void MIC_Off() {
-//---------------------------------------------------------------------------------
- PM_SetAmp(PM_AMP_OFF);
-}
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif
-
+/*--------------------------------------------------------------------------------- + $Id$ + + ARM7 audio control + + Copyright (C) 2005 + Michael Noland (joat) + Jason Rogers (dovoto) + Dave Murphy (WinterMute) + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any + damages arising from the use of this software. + + Permission is granted to anyone to use this software for any + purpose, including commercial applications, and to alter it and + redistribute it freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you + must not claim that you wrote the original software. If you use + this software in a product, an acknowledgment in the product + documentation would be appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and + must not be misrepresented as being the original software. + 3. This notice may not be removed or altered from any source + distribution. + +---------------------------------------------------------------------------------*/ + +#ifndef AUDIO_ARM7_INCLUDE +#define AUDIO_ARM7_INCLUDE + +//--------------------------------------------------------------------------------- +// Sound (ARM7 only) +//--------------------------------------------------------------------------------- +#ifndef ARM7 +#error Audio is only available on the ARM7 +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +#include <nds/arm7/serial.h> + + +#define SOUND_VOL(n) (n) +#define SOUND_FREQ(n) ((-0x1000000 / (n))) +#define SOUND_ENABLE BIT(15) +#define SOUND_REPEAT BIT(27) +#define SOUND_ONE_SHOT BIT(28) +#define SOUND_FORMAT_16BIT (1<<29) +#define SOUND_FORMAT_8BIT (0<<29) +#define SOUND_FORMAT_PSG (3<<29) +#define SOUND_FORMAT_ADPCM (2<<29) +#define SOUND_16BIT (1<<29) +#define SOUND_8BIT (0) + +#define SOUND_PAN(n) ((n) << 16) + +#define SCHANNEL_ENABLE BIT(31) + +//--------------------------------------------------------------------------------- +// registers +//--------------------------------------------------------------------------------- +#define SCHANNEL_CR(n) (*(vuint32*)(0x04000400 + ((n)<<4))) +#define SCHANNEL_VOL(n) (*(vuint8*)(0x04000400 + ((n)<<4))) +#define SCHANNEL_PAN(n) (*(vuint8*)(0x04000402 + ((n)<<4))) +#define SCHANNEL_SOURCE(n) (*(vuint32*)(0x04000404 + ((n)<<4))) +#define SCHANNEL_TIMER(n) (*(vint16*)(0x04000408 + ((n)<<4))) +#define SCHANNEL_REPEAT_POINT(n) (*(vuint16*)(0x0400040A + ((n)<<4))) +#define SCHANNEL_LENGTH(n) (*(vuint32*)(0x0400040C + ((n)<<4))) + +#define SOUND_CR (*(vuint16*)0x04000500) +#define SOUND_MASTER_VOL (*(vuint8*)0x04000500) + +//--------------------------------------------------------------------------------- +// not sure on the following +//--------------------------------------------------------------------------------- +#define SOUND_BIAS (*(vuint16*)0x04000504) +#define SOUND508 (*(vuint16*)0x04000508) +#define SOUND510 (*(vuint16*)0x04000510) +#define SOUND514 (*(vuint16*)0x04000514) +#define SOUND518 (*(vuint16*)0x04000518) +#define SOUND51C (*(vuint16*)0x0400051C) + + +/*--------------------------------------------------------------------------------- + microphone code based on neimod's microphone example. + See: http://neimod.com/dstek/ + Chris Double (chris.double@double.co.nz) + http://www.double.co.nz/nintendo_ds +---------------------------------------------------------------------------------*/ + + +/*--------------------------------------------------------------------------------- + Read a byte from the microphone +---------------------------------------------------------------------------------*/ +u8 MIC_ReadData(); + +/*--------------------------------------------------------------------------------- + Fill the buffer with data from the microphone. The buffer will be + signed sound data at 16kHz. Once the length of the buffer is + reached, no more data will be stored. Uses ARM7 timer 0. +---------------------------------------------------------------------------------*/ +void StartRecording(u8* buffer, int length); + +/*--------------------------------------------------------------------------------- + Stop recording data, and return the length of data recorded. +---------------------------------------------------------------------------------*/ +int StopRecording(); + +/* This must be called during IRQ_TIMER0 */ +void ProcessMicrophoneTimerIRQ(); + +void PM_SetAmp(u8 control); + +//--------------------------------------------------------------------------------- +// Turn the microphone on +//--------------------------------------------------------------------------------- +static inline void MIC_On() { +//--------------------------------------------------------------------------------- + PM_SetAmp(PM_AMP_ON); +} + + +//--------------------------------------------------------------------------------- +// Turn the microphone off +//--------------------------------------------------------------------------------- +static inline void MIC_Off() { +//--------------------------------------------------------------------------------- + PM_SetAmp(PM_AMP_OFF); +} + + +#ifdef __cplusplus +} +#endif + +#endif + |