TVP5150视频解码驱动

//------------------------------------------------------------------------------ // // Copyright (C) 2006 MagicEyes co., Ltd All Rights Reserved // MagicEyes Proprietary & Confidential // // Module : TVP5150A(Video decoder) source file // File : TVP5150A.h // Description: // Author : rohan // History : // 2006.08.0x first implementation //------------------------------------------------------------------------------ #include "config.h" #include "vidsrcif.h" #include "mutexi2c.h" #include "TVP5150A.h" #if __cplusplus extern "C" #if (BSP_IN_VIDEO_DECODER_TVP5150A == 1) void *GetVideoSourceHnd(void) { DEBUGMSG(ZONE_VIDDEC,(TEXT(" TVP5150A: Create TVP5150A video source instance. \r\n"))); CVIDSource *pVIDEO = new TVP5150A(); if(pVIDEO == NULL) return NULL; return pVIDEO; } #endif // BSP_IN_VIDEO_DECODER_TVP5150A #endif // __cplusplus // Constructor TVP5150A::TVP5150A(void) { DEBUGMSG(ZONE_VIDDEC,(TEXT(" TVP5150A::TVP5150A \r\n"))); m_pi2c = new MutexI2C(TVP5150A_I2C_ADDR, 1000, MutexI2C::MES_I2C0); m_pi2c->Init(MES_I2C03::TXCLKSRC_PCLK256, 0, 10); } // Destructor TVP5150A::~TVP5150A(void) { DEBUGMSG(ZONE_VIDDEC,(TEXT(" TVP5150A::~TVP5150A \r\n"))); DeInitDevice(); if(m_pi2c) delete m_pi2c; } BOOL TVP5150A::Identify(void) { // Check Device ID U8 id[2]={0,}; m_pi2c->Read(0x80, &id[0], 1); m_pi2c->Read(0x81, &id[1], 1); if(((id[1]<<8) | id[0]) != TVP5150A_IDENTYFY) { ERRORMSG(ZONE_ERROR,(TEXT(" Fail: TVP5150A access failed. \r\n"))); return FALSE; } DEBUGMSG(1,(TEXT(" TVP5150A Identify code: (0x%X)\r\n"), ((id[1]<<8) | id[0]))); return TRUE; } BOOL TVP5150A::InitDevice(void) { U8 tmp; // Operation Mode Control Register : Disable Power-down tmp = 0x00; m_pi2c->Write(0x02, &tmp, 1); for( volatile U32 i=0 ; i<0xFFFFFF ; i++ ); // some delay tmp = 0x01; m_pi2c->Write(0x05, &tmp, 1); // software reset, all default set tmp = 0x02; m_pi2c->Write(0x0F, &tmp, 1); // Select FID, GPCL tmp = 0x00; m_pi2c->Write(0x00, &tmp, 1); // Composite = AIP1A // Analog channle control register : Automatic offset control = disabled, Automatic gain control = AGC enabled. // tmp = 0x11; m_pi2c->Write(0x01, &tmp, 1); // tmp = 0x04; m_pi2c->Write(0xC2, &tmp, 1); // YCbCr Enable // Misc Control Register : GPCL Output Enable & Low, YCbCr & Clock Enable tmp = 0x29; m_pi2c->Write(0x03, &tmp, 1); // tmp = 0x2D; m_pi2c->Write(0x03, &tmp, 1); // HSYNC, VSYNC, AVID, FID are active return CTRUE; } BOOL TVP5150A::DeInitDevice(void) { // Misc Control Register // m_pi2c->Read (0x03, &temp, 1); // temp &= ~0x29; // YCbCr & Clock Disable & GPCL Output Disable. // m_pi2c->Write(0x03, &temp, 1); return TRUE; } BOOL TVP5150A::GetStatus(U32 Addr, U32 *pStatus) { m_pi2c->Read((U8)Addr, (U8 *)pStatus, 1); *pStatus &= 0xff; return S_OK; } HRESULT TVP5150A::GetVideoSyncInfo(int SyncNum, LPVIP_SYNCINFO pSync) { U32 status; m_nSyncInfoNum = SyncNum; GetStatus(&status); if(0 == (status & DECODERSTATUS_MASK_READYFORCAPURE)) DEBUGMSG(ZONE_VIDDEC,(TEXT(" TVP5150A - No signal(0x%02X) \n"), status)); if( status & DECODERSTATUS_MASK_60HZ ) { pSync->ExternalSync = CFALSE; pSync->HorActive = 720; // Active width pSync->HorFrontPorch = 8; // Horizontal Blank : Front porch pSync->HorSyncWidth = 64; // Horizontal Blank : Sync width pSync->HorBackPorch = 66; // Horizontal Blank : Back porch pSync->VerActive = 240; // Active height pSync->VerFrontPorch = 4; // Vertical Blank : Front porch pSync->VerSyncWidth = 6; // Vertical Blank : Sync width pSync->VerBackPorch = 12; // Vertical Blank : Back proch } else { pSync->ExternalSync = CFALSE; pSync->HorActive = 720; // Active width pSync->HorFrontPorch = 10; // Horizontal Blank : Front porch pSync->HorSyncWidth = 64; // Horizontal Blank : Sync width pSync->HorBackPorch = 70; // Horizontal Blank : Back porch pSync->VerActive = 288; // Active height pSync->VerFrontPorch = 2; // Vertical Blank : Front porch pSync->VerSyncWidth = 6; // Vertical Blank : Sync width pSync->VerBackPorch = 16; // Vertical Blank : Back proch } if( status & DECODERSTATUS_MASK_INTERLACE ) pSync->IsInterlaced = CTRUE; else pSync->IsInterlaced = CFALSE; return S_OK; } HRESULT TVP5150A::SetVideoPort(VIPSRC_PORT Port) { U8 tmp = 0xFF; U8 ch = 0; m_pi2c->Write(0x1C, &tmp, 1); // Interrupt Reset Register B : Reset status B m_pi2c->Write(0xC0, &tmp, 1); // Interrupt Status Register A : Reset status A m_pi2c->Read (0x03, &tmp, 1); // read decoder pin status switch(Port) { case COMPOSITE_PORT: tmp &= ~0x40, ch = 0; break; case S_VIDEO_PORT : tmp |= 0x40, ch = 1; break; default: return E_FAIL; } tmp |= 0x09; m_pi2c->Write(0x03, &tmp, 1); m_pi2c->Write(0x0, &ch, 1); return S_OK; } HRESULT TVP5150A::SetVideoChannel(U8 Ch) { return E_FAIL; } BOOL TVP5150A::GetStatus(U32 *pStatus) { U8 status[7]= {0,}; U8 temp = 0; m_pi2c->Read(0x88, &status[0], 1); // Status #1 m_pi2c->Read(0x89, &status[1], 1); // Status #2 // m_pi2c->Read(0x8A, &status[2], 1); // Status #3 // m_pi2c->Read(0x8B, &status[3], 1); // Status #4 // m_pi2c->Read(0x8C, &status[4], 1); // Status #5 // m_pi2c->Read(0x86, &status[5], 1); // Status B m_pi2c->Read(0xC0, &status[6], 1); // Status A for(int i=0; i < 7; i++) DEBUGMSG(0,(TEXT(" TVP5150A: status[%d]:0x%02X\r\n"), i, status[i])); temp = (DECODERSTATUS_MASK_60HZ | DECODERSTATUS_MASK_INTERLACE); if( status[6] & (1<<7)) temp |= DECODERSTATUS_MASK_READYFORCAPURE; // |= 0x01 (ready) if( status[1] & 0x07) temp |= DECODERSTATUS_MASK_COPYPROTECTION; // |= 0x07 (macrovision) if( status[0] & (1<<5)) temp &= ~DECODERSTATUS_MASK_60HZ; // &= 0xdf (50hz) if((status[0] & 0x06)==6) temp |= DECODERSTATUS_MASK_LOOPLOCK; // |= 0x40 if( status[0] & (1<<6)) temp &= ~DECODERSTATUS_MASK_INTERLACE; // &= 0x7f (Non Interlace) *pStatus = temp; DEBUGMSG(ZONE_VIDDEC,(TEXT(" TVP5150A: GetStatus = 0x%02X\r\n"), *pStatus)); return TRUE; } HRESULT TVP5150A::SetFramePerSecond(U32 FPS) { return E_FAIL; } //------------------------------------------------------------------------------ // Color Control Interface functions //------------------------------------------------------------------------------ HRESULT TVP5150A::SetHueValue(U8 Value) { // 1000 0000 : -128 (-180 phase) // 1000 0000 : 0 (default) // 1111 1111 : +127 (+180 phase) m_pi2c->Write(0x0B, &Value, 1); DEBUGMSG(ZONE_VIDDEC,(TEXT(" TVP5150A: Hue Reg[0x%02X]=%d\r\n"), 0x0B, (char)Value)); return S_OK; }; HRESULT TVP5150A::SetContrastValue(U8 Value) { // 0000 0000 : 0 - min contrast(no dark color) // 1000 0000 : 128 - default // 1111 1111 : 255 - max contrast m_pi2c->Write(0x0C, &Value, 1); DEBUGMSG(ZONE_VIDDEC,(TEXT(" TVP5150A: Contrast Reg[0x%02X]=%d\r\n"), 0x0C, Value)); return S_OK; }; HRESULT TVP5150A::SetSaturationValue(U8 Value) { // 0000 0000 : 0 - min (no color) // 1000 0000 : 128 - default // 1111 1111 : 255 - max m_pi2c->Write(0x0A, &Value, 1); DEBUGMSG(ZONE_VIDDEC,(TEXT(" TVP5150A: Saturation Reg[0x%02X]=%d\r\n"), 0x0A, Value)); return S_OK; }; HRESULT TVP5150A::SetBrightValue(U8 Value) { // 0000 0000 : 0 - dark // 1000 0000 : 128 - default // 1111 1111 : 255 - white(bright) m_pi2c->Write(0x09, &Value, 1); DEBUGMSG(ZONE_VIDDEC,(TEXT(" TVP5150A: Brightness Reg[0x%02X]=%d\r\n"), 0x09, Value)); return S_OK; }; HRESULT TVP5150A::SetSharpValue (U8 Value) { return E_FAIL; } HRESULT TVP5150A::SetMiscConfig(LPVID_MISC