coldfireTimer.h
资源名称:ixp425BSP.rar [点击查看]
上传用户:luoyougen
上传日期:2008-05-12
资源大小:23136k
文件大小:2k
源码类别:
VxWorks
开发平台:
C/C++
- /* coldfireTimer.h - ColdFire Timer header */
- /*
- modification history
- --------------------
- 01b,03apr01,dh support for 5272 added (allows external definition of TER type)
- 01b,19oct01,dee Merge from T2.1.0 release
- 01a,13apr98,mem written
- */
- #ifndef __INCcoldfireTimerh
- #define __INCcoldfireTimerh
- /*
- This file contains constants and typedefs for the timer contained in several
- of the Motorola ColdFire ports.
- */
- #ifdef __cplusplus
- extern "C" {
- #endif
- /* To change the size of the TER register, define the DEFINED_cfTer_t macro
- and supply a typedef for cfTer_t.
- */
- #ifndef DEFINED_cfTer_t
- #define DEFINED_cfTer_t
- typedef UINT8 cfTer_t;
- #endif
- /* defines */
- #define COLDFIRE_TMR_CE_DIS (0 << 6) /* disable int on capture */
- #define COLDFIRE_TMR_CE_RISE (1 << 6) /* capture on rising edge */
- #define COLDFIRE_TMR_CE_FALL (2 << 6) /* capture on falling edge */
- #define COLDFIRE_TMR_CE_ANY (3 << 6) /* capture on any edge */
- #define COLDFIRE_TMR_OM (1 << 5) /* output mode */
- #define COLDFIRE_TMR_ORI (1 << 4) /* output ref int enable */
- #define COLDFIRE_TMR_FRR (1 << 3) /* free run/restart */
- #define COLDFIRE_TMR_CLK_STOP (0 << 1) /* stop count */
- #define COLDFIRE_TMR_CLK_BUS (1 << 1) /* system bus clock */
- #define COLDFIRE_TMR_CLK_BUS16 (2 << 1) /* system bus clock / 16 */
- #define COLDFIRE_TMR_CLK_TIN (3 << 1) /* TIN pin */
- #define COLDFIRE_TMR_EN (1 << 0) /* enable (reset) timer */
- #define COLDFIRE_TER_REF (1 << 1) /* output reference event */
- #define COLDFIRE_TER_CAP (1 << 0) /* capture event */
- /* typedefs */
- typedef struct
- {
- volatile UINT16 *tmr; /* timer mode register */
- volatile cfTer_t *ter; /* timer event register */
- volatile UINT16 *tcn; /* timer counter register */
- volatile UINT16 *tcr; /* timer capture register */
- volatile UINT16 *trr; /* timer reference register */
- volatile void *imr; /* interrupt mask register */
- int imrSize; /* size of IMR in bytes */
- ULONG imrMask; /* mask bit in IMR register */
- } COLDFIRE_TIMER;
- #ifdef __cplusplus
- }
- #endif
- #endif /* __INCcoldfireTimerh */