mod_regs_frt.h

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//=============================================================================
//
//      mod_regs_frt.h
//
//      FRT (Free-Running Timer) Module register definitions
//
//=============================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
//
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//####ECOSGPLCOPYRIGHTEND####
//=============================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):   jskov
// Contributors:jskov
// Date:        2002-01-16
//              
//####DESCRIPTIONEND####
//
//=============================================================================

//--------------------------------------------------------------------------
// Free Running Timer

#define CYGARC_REG_TIER              0xfffffe10
#define CYGARC_REG_FTCSR             0xfffffe11
#define CYGARC_REG_FRC               0xfffffe12
#define CYGARC_REG_OCR               0xfffffe14
#define CYGARC_REG_TCR               0xfffffe16
#define CYGARC_REG_TOCR              0xfffffe17
#define CYGARC_REG_FICR              0xfffffe18


#define CYGARC_REG_TIER_ICIE         0x80 // input capture irq enable
#define CYGARC_REG_TIER_OCIAE        0x08 // output compare A irq enable
#define CYGARC_REG_TIER_OCIBE        0x04 // output compare B irq enable
#define CYGARC_REG_TIER_OVIE         0x02 // overflow irq enable

#define CYGARC_REG_FTCSR_ICF         0x80 // input capture flag
#define CYGARC_REG_FTCSR_OCFA        0x08 // output compare flag A
#define CYGARC_REG_FTCSR_OCFB        0x04 // output compare flag B
#define CYGARC_REG_FTCSR_OVF         0x02 // timer overflow flag
#define CYGARC_REG_FTCSR_CCLRA       0x01 // counter clear A

#define CYGARC_REG_TCR_IEDG          0x80 // capture on falling (0) or rising (1)
#define CYGARC_REG_TCR_CLK_8         0x00 // clk/8
#define CYGARC_REG_TCR_CLK_32        0x01 // clk/32
#define CYGARC_REG_TCR_CLK_128       0x02 // clk/128
#define CYGARC_REG_TCR_CLK_EXT       0x03 // external clock

#define CYGARC_REG_TOCR_OCRS         0x08 // Select OCRA (0) or OCRB (1) on _OCR
#define CYGARC_REG_TOCR_OLVLA        0x02 // enable output on match A
#define CYGARC_REG_TOCR_OLVLB        0x01 // enable output on match B