nes-proj/lib/include/tmr.h
2010-05-08 13:03:36 -04:00

128 lines
6.2 KiB
C

/*
* Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
* to the MC1322x project (http://mc1322x.devl.org)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of libmc1322x: see http://mc1322x.devl.org
* for details.
*
* $Id$
*/
#include "utils.h"
/* Timer registers are all 16-bit wide with 16-bit access only */
#define TMR_OFFSET (0x20)
#define TMR_BASE (0x80007000)
#define TMR0_BASE (TMR_BASE)
#define TMR1_BASE (TMR_BASE + TMR_OFFSET*1)
#define TMR2_BASE (TMR_BASE + TMR_OFFSET*2)
#define TMR3_BASE (TMR_BASE + TMR_OFFSET*3)
#define TMR_REGOFF_COMP1 (0x0)
#define TMR_REGOFF_COMP2 (0x2)
#define TMR_REGOFF_CAPT (0x4)
#define TMR_REGOFF_LOAD (0x6)
#define TMR_REGOFF_HOLD (0x8)
#define TMR_REGOFF_CNTR (0xa)
#define TMR_REGOFF_CTRL (0xc)
#define TMR_REGOFF_SCTRL (0xe)
#define TMR_REGOFF_CMPLD1 (0x10)
#define TMR_REGOFF_CMPLD2 (0x12)
#define TMR_REGOFF_CSCTRL (0x14)
#define TMR_REGOFF_ENBL (0x1e)
/* one enable register to rule them all */
#define TMR_ENBL ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_ENBL))
/* Timer 0 registers */
#define TMR0_COMP1 ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_COMP1))
#define TMR0_COMP_UP TMR0_COMP1
#define TMR0_COMP2 (TMR0_BASE + TMR_REGOFF_COMP2)
#define TMR0_COMP_DOWN TMR0_COMP2
#define TMR0_CAPT ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_CAPT))
#define TMR0_LOAD ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_LOAD))
#define TMR0_HOLD ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_HOLD))
#define TMR0_CNTR ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_CTRL))
#define TMR0_CTRL ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_CTRL))
#define TMR0_SCTRL ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_SCTRL))
#define TMR0_CMPLD1 ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_CMPLD1))
#define TMR0_CMPLD2 ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_CMPLD2))
#define TMR0_CSCTRL ((volatile uint16_t *) (TMR0_BASE + TMR_REGOFF_CSCTRL))
/* Timer 1 registers */
#define TMR1_COMP1 ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_COMP1))
#define TMR1_COMP_UP TMR1_COMP1
#define TMR1_COMP2 ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_COMP2))
#define TMR1_COMP_DOWN TMR1_COMP2
#define TMR1_CAPT ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_CAPT))
#define TMR1_LOAD ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_LOAD))
#define TMR1_HOLD ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_HOLD))
#define TMR1_CNTR ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_CTRL))
#define TMR1_CTRL ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_CTRL))
#define TMR1_SCTRL ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_SCTRL))
#define TMR1_CMPLD1 ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_CMPLD1))
#define TMR1_CMPLD2 ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_CMPLD2))
#define TMR1_CSCTRL ((volatile uint16_t *) (TMR1_BASE + TMR_REGOFF_CSCTRL))
/* Timer 2 registers */
#define TMR2_COMP1 ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_COMP1))
#define TMR2_COMP_UP TMR2_COMP1
#define TMR2_COMP2 ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_COMP2))
#define TMR2_COMP_DOWN TMR2_COMP2
#define TMR2_CAPT ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_CAPT))
#define TMR2_LOAD ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_LOAD))
#define TMR2_HOLD ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_HOLD))
#define TMR2_CNTR ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_CTRL))
#define TMR2_CTRL ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_CTRL))
#define TMR2_SCTRL ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_SCTRL))
#define TMR2_CMPLD1 ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_CMPLD1))
#define TMR2_CMPLD2 ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_CMPLD2))
#define TMR2_CSCTRL ((volatile uint16_t *) (TMR2_BASE + TMR_REGOFF_CSCTRL))
/* Timer 3 registers */
#define TMR3_COMP1 ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_COMP1))
#define TMR3_COMP_UP TMR3_COMP1
#define TMR3_COMP2 ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_COMP2))
#define TMR3_COMP_DOWN TMR3_COMP2
#define TMR3_CAPT ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_CAPT))
#define TMR3_LOAD ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_LOAD))
#define TMR3_HOLD ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_HOLD))
#define TMR3_CNTR ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_CTRL))
#define TMR3_CTRL ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_CTRL))
#define TMR3_SCTRL ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_SCTRL))
#define TMR3_CMPLD1 ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_CMPLD1))
#define TMR3_CMPLD2 ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_CMPLD2))
#define TMR3_CSCTRL ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_CSCTRL))
#define TCF 15
#define TCF1 4
#define TCF2 5
#define TMR(num, reg) CAT2(TMR,num,_##reg)