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CODEC関連コードを更新。 git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/twl_wrapsdk/trunk@287 4ee2a332-4b2b-5046-8439-1ba90f034370
246 lines
7.0 KiB
C
246 lines
7.0 KiB
C
/*---------------------------------------------------------------------------*
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Project: TwlSDK - tests - snd - mic-1
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File: main.c
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Copyright 2007 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: main.c,v $
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$NoKeywords: $
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*---------------------------------------------------------------------------*/
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#include <twl_sp.h>
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#include <twl/mic.h>
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#include <twl/cdc.h> // for DS mode
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#include <twl/snd/ARM7/i2s.h>
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#include <math.h>
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#define OSi_IDLE_CHECKNUM_SIZE ( sizeof(u32)*2 )
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#define OSi_IDLE_SVC_SIZE ( sizeof(u32)*16 ) // arm7 svc stacks 14 words
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#define OSi_IDLE_THREAD_STACK_SIZE ( OSi_IDLE_CHECKNUM_SIZE + OSi_IDLE_SVC_SIZE )
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extern u32 OSi_IdleThreadStack[OSi_IDLE_THREAD_STACK_SIZE / sizeof(u32)];
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extern OSThread OSi_IdleThread;
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// ===== スレッド優先度 =====
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#define THREAD_PRIO_SPI 2
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#define THREAD_PRIO_SND 6
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//#define MY_MIC_BUF_LEN 33504
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// 約１フレームのサンプル数
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// 32バイト単位が望ましい
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// 32.73kHz / 60 = 558.592 -> 576
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#define FRAME_SAMPLES (576)
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// 何フレーム分のバッファを用意するか
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#define REC_FRAMES (300)
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// サンプリングバッファサイズ
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#define MY_MIC_BUF_LEN (FRAME_SAMPLES*REC_FRAMES)
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//u16 micBuf[MY_MIC_BUF_LEN] __attribute__ ((aligned (32)));
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u16* micBuf = (u16 *)0x0203AE40;
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///////////////////
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#define OS_TPrintf( ...) ((void)0)
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///////////////////
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/*---------------------------------------------------------------------------*
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内部関数定義
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*---------------------------------------------------------------------------*/
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static OSHeapHandle InitializeAllocateSystem(void);
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static void VBlankIntr(void);
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/*---------------------------------------------------------------------------*
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Name: OSi_IdleThreadProc
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Description: procedure of idle thread which system creates
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Arguments: None
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Returns: None (never return)
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*---------------------------------------------------------------------------*/
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static void OSi_IdleThreadProc(void *)
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{
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(void)OS_EnableInterrupts();
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while (1)
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{
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OS_Halt();
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}
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// never return
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}
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/*---------------------------------------------------------------------------*
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Name: TwlSpMain
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Description: Initialize and do main
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Arguments: None.
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Returns: None.
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*---------------------------------------------------------------------------*/
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void TwlSpMain(void)
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{
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OSHeapHandle heapHandle;
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OS_Init();
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OS_InitThread();
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// PXI初期化、ARM9と同期
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PXI_Init();
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// ヒープ領域設定
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heapHandle = InitializeAllocateSystem();
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// reg_CFG_DS_MDFY |= REG_CFG_DS_MDFY_SND_MASK; // SOUND回路バグ修正 (default: off)
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// reg_CFG_DS_MDFY |= REG_CFG_DS_MDFY_SDMA_MASK; // SOUND-DMAバグ修正 (default: off)
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// reg_CFG_DS_EX &= ~REG_CFG_DS_EX_SDMA2_MASK; // SOUND-DMA新回路 (default: on)
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// ボタン入力サーチ初期化
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(void)PAD_InitXYButton();
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// create idle thread to sleep in main thread
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OS_CreateThread(&OSi_IdleThread,
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OSi_IdleThreadProc,
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(void *)NULL,
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OSi_IdleThreadStack + OSi_IDLE_THREAD_STACK_SIZE / sizeof(u32),
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OSi_IDLE_THREAD_STACK_SIZE,
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OS_THREAD_PRIORITY_MAX /*pseudo. change at next line. */ );
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OSi_IdleThread.priority = OS_THREAD_PRIORITY_MAX + 1; // lower priority than the lowest (=OS_THREAD_PRIORITY_MAX)
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OSi_IdleThread.state = OS_THREAD_STATE_READY;
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// 割込み許可
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(void)OS_SetIrqFunction(OS_IE_V_BLANK, VBlankIntr);
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(void)OS_EnableIrqMask(OS_IE_V_BLANK);
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(void)GX_VBlankIntr(TRUE);
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(void)OS_EnableIrq();
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(void)OS_EnableInterrupts();
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// CODEC初期化
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CDC_Init();
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// サウンド初期化
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SND_Init(THREAD_PRIO_SND);
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// マイク初期化
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// MICi_Init();
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CDC_InitMic();
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///
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TWL_MIC_InitServer(6);
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///
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// サンプリング周波数設定
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SND_Disable();
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// I2S_SetSamplingRate(I2S_SAMPLING_RATE_32730); // 32kHz
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I2S_SetSamplingRate(I2S_SAMPLING_RATE_47610); // 48kHz
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SND_Enable();
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// SPI初期化
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SPI_Init(THREAD_PRIO_SPI);
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OS_TPrintf("\nARM7 starts.\n");
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// MICi_Start( MIC_SMP_ALL, MIC_DEFAULT_DMA_NO, micBuf, MY_MIC_BUF_LEN );
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while(1)
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{
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// OS_Printf("0x%x\n", TWL_MIC_GetLastSamplingAddress());
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OS_Sleep(16);
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}
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}
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/*---------------------------------------------------------------------------*
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Name: InitializeAllocateSystem
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Description: メモリ割当てシステムを初期化する。
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Arguments: None.
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Returns: None.
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*---------------------------------------------------------------------------*/
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static OSHeapHandle InitializeAllocateSystem(void)
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{
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void *tempLo;
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OSHeapHandle hh;
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OS_TPrintf("OS_GetWramSubPrivArenaLo() = %p\n", OS_GetWramSubPrivArenaLo());
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OS_TPrintf("OS_GetWramSubPrivArenaHi() = %p\n", OS_GetWramSubPrivArenaHi());
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OS_TPrintf("OS_GetWramSubArenaLo() = %p\n", OS_GetWramSubArenaLo());
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OS_TPrintf("OS_GetWramSubArenaHi() = %p\n", OS_GetWramSubArenaHi());
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OS_TPrintf("OS_GetSubPrivArenaLo() = %p\n", OS_GetSubPrivArenaLo());
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OS_TPrintf("OS_GetSubPrivArenaHi() = %p\n", OS_GetSubPrivArenaHi());
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OS_TPrintf("call OS_SetWramSubPrivArenaHi(0x0380f980); to fix arena.\n");
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OS_SetWramSubPrivArenaHi((void*)0x0380f980);
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// メモリ割当て初期化
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tempLo = OS_InitAlloc(OS_ARENA_WRAM_SUBPRIV,
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OS_GetWramSubPrivArenaLo(), OS_GetWramSubPrivArenaHi(), 1);
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// アリーナを0クリア
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MI_CpuClear8(tempLo, (u32)OS_GetWramSubPrivArenaHi() - (u32)tempLo);
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// アリーナ下位アドレスを設定
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OS_SetArenaLo(OS_ARENA_WRAM_SUBPRIV, tempLo);
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// ヒープ作成
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hh = OS_CreateHeap(OS_ARENA_WRAM_SUBPRIV,
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OS_GetWramSubPrivArenaLo(), OS_GetWramSubPrivArenaHi());
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if (hh < 0)
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{
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OS_Panic("ARM7: Fail to create heap.\n");
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}
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// カレントヒープに設定
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(void)OS_SetCurrentHeap(OS_ARENA_WRAM_SUBPRIV, hh);
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return hh;
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}
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/*---------------------------------------------------------------------------*
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Name: VBlankIntr
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Description: VBlank interrupt handler
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Arguments: None
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Returns: None
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*---------------------------------------------------------------------------*/
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#ifndef SDK_TEG
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extern BOOL PMi_Initialized;
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void PM_SelfBlinkProc(void);
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static void VBlankIntr(void)
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{
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//---- LED blink system
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if (PMi_Initialized)
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{
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PM_SelfBlinkProc();
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}
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}
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#else
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static void VBlankIntr(void)
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{
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}
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#endif
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/*---------------------------------------------------------------------------*
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End of file
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*---------------------------------------------------------------------------*/
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