mirror of
https://github.com/rvtr/twl_wrapsdk.git
synced 2025-10-31 06:11:10 -04:00
sparate TWL additions to snd_i2s.c
git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/twl_wrapsdk/trunk@82 4ee2a332-4b2b-5046-8439-1ba90f034370
This commit is contained in:
yutaka
parent
e342d61547
commit
c86ca86027
@ -33,16 +33,17 @@ SRCS = \
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snd_global.c \
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snd_channel.c \
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snd_util.c \
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snd_main.c \
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snd_main.c \
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snd_capture.c \
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snd_exchannel.c \
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snd_seq.c \
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snd_midiplayer.c \
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snd_bank.c \
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snd_work.c \
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snd_alarm.c \
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snd_command.c \
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snd_data.c
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snd_exchannel.c \
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snd_seq.c \
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snd_midiplayer.c \
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snd_bank.c \
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snd_work.c \
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snd_alarm.c \
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snd_command.c \
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snd_data.c \
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snd_i2s.c
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TARGET_LIB = libsnd_sp$(TWL_LIBSUFFIX).a
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@ -18,6 +18,7 @@
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#include <twl/os.h>
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#include <twl/misc.h>
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#include <twl/cdc.h>
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#include <twl/snd/ARM7/i2s.h>
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#include <nitro/hw/ARM7/ioreg_SND.h>
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#include <nitro/spi/common/pm_common.h>
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#include <nitro/snd/common/channel.h>
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@ -54,21 +55,8 @@ extern void PMi_ResetControl(u8 sw);
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void SND_Enable(void)
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{
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OSIntrMode enabled = OS_DisableInterrupts();
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reg_SND_POWCNT |= REG_SND_POWCNT_SPE_MASK;
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reg_CFG_TWL_EX |= REG_CFG_TWL_EX_I2S_MASK;
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if ((reg_CFG_CLK & REG_CFG_CLK_SND_MASK) == 0)
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{
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CDC_Init();
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}
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reg_SND_I2SCNT |= REG_SND_I2SCNT_E_MASK
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| REG_SND_I2SCNT_MIX_RATIO_MASK;
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reg_SND_I2SCNT &= ~REG_SND_I2SCNT_MUTE_MASK;
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SND_I2SEnable();
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reg_SND_SOUNDCNT_8 |= REG_SND_SOUNDCNT_8_E_MASK;
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(void)OS_RestoreInterrupts(enabled);
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}
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@ -84,10 +72,8 @@ void SND_Enable(void)
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void SND_Disable(void)
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{
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OSIntrMode enabled = OS_DisableInterrupts();
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reg_SND_I2SCNT &= REG_SND_I2SCNT_E_MASK;
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SND_I2SDisable();
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reg_SND_SOUNDCNT_8 &= ~REG_SND_SOUNDCNT_8_E_MASK;
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(void)OS_RestoreInterrupts(enabled);
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}
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@ -125,6 +111,9 @@ void SND_Shutdown(void)
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*---------------------------------------------------------------------------*/
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void SND_BeginSleep(void)
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{
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// adding process for TWL
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SND_I2SBeginSleep();
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// stop all sound
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SND_Disable();
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@ -164,6 +153,9 @@ void SND_EndSleep(void)
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// sound enable
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SND_Enable();
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// adding process for TWL
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SND_I2SEndSleep();
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}
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/*---------------------------------------------------------------------------*
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188
build/libraries/snd/ARM7/snd_i2s.c
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188
build/libraries/snd/ARM7/snd_i2s.c
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@ -0,0 +1,188 @@
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/*---------------------------------------------------------------------------*
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Project: TwlSDK - SND - libraries
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File: snd_i2s.c
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Copyright 2004-2006 Nintendo. All rights reserved.
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These coded instructions, statements, and computer programs contain
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proprietary information of Nintendo of America Inc. and/or Nintendo
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Company Ltd., and are protected by Federal copyright law. They may
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not be disclosed to third parties or copied or duplicated in any form,
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in whole or in part, without the prior written consent of Nintendo.
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$Log: snd_i2s.c,v $
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$NoKeywords: $
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*---------------------------------------------------------------------------*/
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#include <twl/snd/ARM7/i2s.h>
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#include <twl/os.h>
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#include <twl/misc.h>
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#include <twl/cdc.h>
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#include <nitro/hw/ARM7/ioreg_SND.h>
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/******************************************************************************
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static typedef declaration
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******************************************************************************/
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/******************************************************************************
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static variables
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******************************************************************************/
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static u8 state;
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static BOOL isTwl = FALSE;
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/******************************************************************************
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static functions
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******************************************************************************/
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static void SNDi_I2SInit(void)
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{
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static BOOL isInitialized = FALSE;
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if (isInitialized == FALSE)
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{
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isInitialized = TRUE;
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reg_SND_POWCNT |= REG_SND_POWCNT_SPE_MASK;
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reg_CFG_TWL_EX |= REG_CFG_TWL_EX_I2S_MASK;
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if (reg_CFG_TWL_EX & REG_CFG_TWL_EX_I2S_MASK)
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{
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isTwl = TRUE;
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reg_SND_I2SCNT |= REG_SND_I2SCNT_MIX_RATIO_MASK;
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reg_SND_I2SCNT &= ~REG_SND_I2SCNT_MUTE_MASK;
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}
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}
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}
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/******************************************************************************
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public functions
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******************************************************************************/
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/*---------------------------------------------------------------------------*
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Name: SND_I2SEnable
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Description: Enable sound master control
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Arguments: None
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Returns: None
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*---------------------------------------------------------------------------*/
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void SND_I2SEnable(void)
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{
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SNDi_I2SInit();
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if (isTwl)
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{
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reg_SND_I2SCNT |= REG_SND_I2SCNT_E_MASK;
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}
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}
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/*---------------------------------------------------------------------------*
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Name: SND_I2SDisable
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Description: Disable sound master control
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Arguments: None
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Returns: None
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*---------------------------------------------------------------------------*/
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void SND_I2SDisable(void)
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{
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if (isTwl)
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{
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reg_SND_I2SCNT &= ~REG_SND_I2SCNT_E_MASK;
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}
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}
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/*---------------------------------------------------------------------------*
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Name: SND_I2SShutdown
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Description: shutdown sound system
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Arguments: None.
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Returns: None.
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*---------------------------------------------------------------------------*/
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void SND_I2SShutdown(void)
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{
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}
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/*---------------------------------------------------------------------------*
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Name: SND_BeginSleep
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Description: Begin sleep
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Arguments: None.
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Returns: None.
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*---------------------------------------------------------------------------*/
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void SND_I2SBeginSleep(void)
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{
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if (isTwl)
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{
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state = reg_SND_I2SCNT;
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}
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}
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/*---------------------------------------------------------------------------*
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Name: SND_EndSleep
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Description: End sleep
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Arguments: None.
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Returns: None.
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*---------------------------------------------------------------------------*/
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void SND_I2SEndSleep(void)
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{
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if (isTwl)
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{
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reg_SND_I2SCNT = state;
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}
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}
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/*---------------------------------------------------------------------------*
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Name: SND_I2SMute
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Description: Set mute status
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Arguments: isMute : TRUE if mute
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Returns: None
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*---------------------------------------------------------------------------*/
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void SND_I2SMute(BOOL isMute)
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{
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if (isTwl)
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{
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if (isMute)
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{
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reg_SND_I2SCNT |= REG_SND_I2SCNT_MUTE_MASK;
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}
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else
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{
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reg_SND_I2SCNT &= ~REG_SND_I2SCNT_MUTE_MASK;
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}
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}
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}
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/*---------------------------------------------------------------------------*
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Name: SND_I2SSetMixingRatio
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Description: Set output selector
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Arguments: nitroRatio : NITRO / (NITRO + DSP) ratio. (0-8)
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if 8, nitro sound is all.
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Returns: None
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*---------------------------------------------------------------------------*/
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void SND_I2SSetMixingRatio(int nitroRatio)
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{
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if (isTwl)
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{
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if (nitroRatio >= 0 && nitroRatio <= 8)
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{
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reg_SND_I2SCNT &= ~REG_SND_I2SCNT_MIX_RATIO_MASK;
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reg_SND_I2SCNT = (u8)((reg_SND_I2SCNT & ~REG_SND_I2SCNT_MIX_RATIO_MASK) | nitroRatio);
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}
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}
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}
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/*====== End of snd_i2s.c ======*/
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57
include/twl/snd/ARM7/i2s.h
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57
include/twl/snd/ARM7/i2s.h
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@ -0,0 +1,57 @@
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/*---------------------------------------------------------------------------*
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Project: TwlSDK - SND - include
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File: i2s.h
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Copyright 2004-2006 Nintendo. All rights reserved.
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These coded instructions, statements, and computer programs contain
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proprietary information of Nintendo of America Inc. and/or Nintendo
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Company Ltd., and are protected by Federal copyright law. They may
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not be disclosed to third parties or copied or duplicated in any form,
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in whole or in part, without the prior written consent of Nintendo.
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$Log: i2s.h,v $
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$NoKeywords: $
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*---------------------------------------------------------------------------*/
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#ifndef TWL_SND_COMMON_I2S_H_
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#define TWL_SND_COMMON_I2S_H_
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#include <twl/types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/******************************************************************************
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public macro variables
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******************************************************************************/
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#define SND_I2S_MIXING_NITRO_MAX 8
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#define SND_I2S_MIXING_NITRO_MIN 0
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#define SND_I2S_MIXING_DSP_MAX 0
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#define SND_I2S_MIXING_DSP_MIN 8
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/******************************************************************************
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public function declaration
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******************************************************************************/
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#ifdef SDK_ARM7
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void SND_I2SEnable(void);
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void SND_I2SDisable(void);
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void SND_I2SShutdown(void);
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void SND_I2SBeginSleep(void);
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void SND_I2SEndSleep(void);
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void SND_I2SMute(BOOL isMute);
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void SND_I2SSetMixingRatio(int nitroRatio);
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#endif /* SDK_ARM7 */
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* TWL_SND_COMMON_I2S_H_ */
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