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Add structure-based timer register definitions

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This commit is contained in:
maralvira 2010-11-07 14:17:20 +00:00
parent c71a0243ff
commit 20b477db13
1 changed files with 108 additions and 5 deletions
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113
cpu/mc1322x/lib/include/tmr.h
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@ -30,9 +30,12 @@
* This file is part of libmc1322x: see http://mc1322x.devl.org * This file is part of libmc1322x: see http://mc1322x.devl.org
* for details. * for details.
* *
* $Id: tmr.h,v 1.3 2010/11/07 14:16:28 maralvira Exp $ * $Id: tmr.h,v 1.4 2010/11/07 14:17:20 maralvira Exp $
*/ */
#ifndef TMR_H
#define TMR_H
#include "utils.h" #include "utils.h"
/* Timer registers are all 16-bit wide with 16-bit access only */ /* Timer registers are all 16-bit wide with 16-bit access only */
@ -43,6 +46,107 @@
#define TMR2_BASE (TMR_BASE + TMR_OFFSET*2) #define TMR2_BASE (TMR_BASE + TMR_OFFSET*2)
#define TMR3_BASE (TMR_BASE + TMR_OFFSET*3) #define TMR3_BASE (TMR_BASE + TMR_OFFSET*3)
/* Structure-based register definitions */
/* Example use:
TMR2.CTRL = 0x1234;
TMR2.CTRLbits = (struct TMR_CTRL) {
.DIR = 1,
.OUTPUT_MODE = 2,
};
TMR2.CTRLbits.PRIMARY_CNT_SOURCE = 3;
*/
struct TMR_struct {
uint16_t COMP1;
uint16_t COMP2;
uint16_t CAPT;
uint16_t LOAD;
uint16_t HOLD;
uint16_t CNTR;
union {
uint16_t CTRL;
struct TMR_CTRL {
uint16_t OUTPUT_MODE:3;
uint16_t CO_INIT:1;
uint16_t DIR:1;
uint16_t LENGTH:1;
uint16_t ONCE:1;
uint16_t SECONDARY_CNT_SOURCE:2;
uint16_t PRIMARY_CNT_SOURCE:4;
uint16_t COUNT_MODE:3;
} CTRLbits;
};
union {
uint16_t SCTRL;
struct TMR_SCTRL {
uint16_t OEN:1;
uint16_t OPS:1;
uint16_t FORCE:1;
uint16_t VAL:1;
uint16_t EEOF:1;
uint16_t MSTR:1;
uint16_t CAPTURE_MODE:2;
uint16_t INPUT:1;
uint16_t IPS:1;
uint16_t IEFIE:1;
uint16_t IEF:1;
uint16_t TOFIE:1;
uint16_t TOF:1;
uint16_t TCFIE:1;
uint16_t TCF:1;
} SCTRLbits;
};
uint16_t CMPLD1;
uint16_t CMPLD2;
union {
uint16_t CSCTRL;
struct TMR_CSCTRL {
uint16_t CL1:2;
uint16_t CL2:2;
uint16_t TCF1:1;
uint16_t TCF2:1;
uint16_t TCF1EN:1;
uint16_t TCF2EN:1;
uint16_t :5;
uint16_t FILT_EN:1;
uint16_t DBG_EN:2;
} CSCTRLbits;
};
uint16_t reserved[4];
union {
uint16_t ENBL;
struct TMR_ENBL {
union {
struct {
uint16_t ENBL:4;
};
struct {
uint16_t ENBL3:1;
uint16_t ENBL2:1;
uint16_t ENBL1:1;
uint16_t ENBL0:1;
};
};
uint16_t :12;
} ENBLbits;
};
};
static volatile struct TMR_struct * const _TMR0 = (void *) (TMR0_BASE);
static volatile struct TMR_struct * const _TMR1 = (void *) (TMR1_BASE);
static volatile struct TMR_struct * const _TMR2 = (void *) (TMR2_BASE);
static volatile struct TMR_struct * const _TMR3 = (void *) (TMR3_BASE);
#define TMR0 (*_TMR0)
#define TMR1 (*_TMR1)
#define TMR2 (*_TMR2)
#define TMR3 (*_TMR3)
/* Old timer definitions, for compatibility */
#ifndef REG_NO_COMPAT
#define TMR_REGOFF_COMP1 (0x0) #define TMR_REGOFF_COMP1 (0x0)
#define TMR_REGOFF_COMP2 (0x2) #define TMR_REGOFF_COMP2 (0x2)
#define TMR_REGOFF_CAPT (0x4) #define TMR_REGOFF_CAPT (0x4)
@ -119,9 +223,8 @@
#define TMR3_CMPLD2 ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_CMPLD2)) #define TMR3_CMPLD2 ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_CMPLD2))
#define TMR3_CSCTRL ((volatile uint16_t *) (TMR3_BASE + TMR_REGOFF_CSCTRL)) #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) #define TMR(num, reg) CAT2(TMR,num,_##reg)
#endif /* REG_NO_COMPAT */
#endif