Source code of Windows XP (NT5)
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//////////////////////////////////////////////////////////////////////////////
//
// (C) Philips Semiconductors-CSU 1999
// All rights are reserved. Reproduction in whole or in part is prohibited
// without the written consent of the copyright owner.
//
// Philips reserves the right to make changes without notice at any time.
// Philips makes no warranty, expressed, implied or statutory, including but
// not limited to any implied warranty of merchantibility or fitness for any
// particular purpose, or that the use will not infringe any third party
// patent, copyright or trademark. Philips must not be liable for any loss
// or damage arising from its use.
//
// VSBDEF.H
// Constants and structures for the VSB
//////////////////////////////////////////////////////////////////////////////
#ifndef _VSBDEF_H_
#define _VSBDEF_H_
// Register access operation
#define WRITE_REGISTERS 0x1
#define READ_REGISTERS 0x2
// Quality Check Modes
#define QCM_ENABLE 0x1
#define QCM_DISABLE 0x2
#define QCM_RESET 0x4
#define QCM_TERMINATE 0x8
// Tweaking constants
#define TUNER_ABSOLUTE_TWEAK 0
#define TUNER_RELATIVE_TWEAK 1
#define MAX_MSE 0xffff // Maximum MSE value
#define MAX_CONTROL_REG MAX_VSB_REG // Maximum control registers
#define MAX_VSB_COEFF 4
#define VSB1_CONTROL_SIZE 0x11 //0x12
#define VSB1_STATUS_SIZE 0x5
#define VSB2_CONTROL_SIZE 0x36 //0x34
#define VSB2_STATUS_SIZE 0xd
// Maximum size of I2C buffer This size > than max correlator coeff
// + equalizer taps
// + equalizer cluster taps
// + sync-enhancer taps
// + cochannel rejection filter taps
// + other control registers
#define MAX_BUFFER_SIZE MAX_VSB_BUF_SIZE
// Register structures
// Status registers
typedef struct { BOOL bFrontEndLock; UCHAR ucState; BOOL bEqualizerLock; UINT uiMse; UCHAR ucCarrierOffset; // Not implemented in VSB1
UINT uiSegmentErrorRate;} VsbStatusType, *PVsbStatusType;
// Coefficient structure
typedef struct{ UINT uiID; UINT uiAddress; UINT uiLength; UCHAR *p_ucBuffer;
} VsbCoeffType, *PVsbCoeffType;
#endif // _VSBDEF_H_
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