X-Git-Url: http://rtime.felk.cvut.cz/gitweb/lincan.git/blobdiff_plain/11132ea490f9e860744ee4f851c67e7fb4444231..8d0fc60587eda616dc0697ba55a50cfe04edb3a6:/lincan/include/constants.h diff --git a/lincan/include/constants.h b/lincan/include/constants.h index 2d86cc3..4e18c7b 100644 --- a/lincan/include/constants.h +++ b/lincan/include/constants.h @@ -7,19 +7,24 @@ * Version lincan-0.2 9 Jul 2003 */ -#ifdef __CONSTANTS_H__ -#else +#ifndef __CONSTANTS_H__ #define __CONSTANTS_H__ /* Device name as it will appear in /proc/devices */ #define DEVICE_NAME "can" +/* Branch of the driver */ +#define CAN_DRV_BRANCH (('L'<<24)|('I'<<16)|('N'<<8)|'C') + +/* Version of the driver */ +#define CAN_DRV_VER_MAJOR 0 +#define CAN_DRV_VER_MINOR 2 +#define CAN_DRV_VER_PATCH 1 +#define CAN_DRV_VER ((CAN_DRV_VER_MAJOR<<16) | (CAN_DRV_VER_MINOR<<8) | CAN_DRV_VER_PATCH) + /* Default driver major number, see /usr/src/linux/Documentation/devices.txt */ #define CAN_MAJOR 91 -/* Timeout in jiffies before the system calls return with an error */ -#define CANTIMEOUT (4*HZ) - /* Definition of the maximum number of concurrent supported hardware boards, * chips per board, total number of chips, interrupts and message objects. * Obviously there are no 32 different interrupts, but each chip can have its @@ -33,23 +38,52 @@ #define MAX_MSGOBJS 15 #define MAX_TOT_MSGOBJS (MAX_TOT_CHIPS*MAX_MSGOBJS) #define MAX_BUF_LENGTH 64 +//#define MAX_BUF_LENGTH 4 -#define IE (1<<1) -#define SIE (1<<2) -#define EIE (1<<3) /* These flags can be used for the msgobj_t structure flags data entry */ -#define OBJ_OPENED (1<<0) -#define OBJ_BUFFERS_ALLOCATED (1<<1) -#define OBJ_TX_REQUEST (1<<2) -#define OBJ_TX_LOCK (1<<3) +#define MSGOBJ_OPENED_b 0 +#define MSGOBJ_TX_REQUEST_b 1 +#define MSGOBJ_TX_LOCK_b 2 +#define MSGOBJ_IRQ_REQUEST_b 3 +#define MSGOBJ_WORKER_WAKE_b 4 +#define MSGOBJ_FILTCH_REQUEST_b 5 + +#define MSGOBJ_OPENED (1<obj_flags) +#define can_msgobj_set_fl(obj,obj_fl) \ + set_bit(MSGOBJ_##obj_fl##_b,&(obj)->obj_flags) +#define can_msgobj_clear_fl(obj,obj_fl) \ + clear_bit(MSGOBJ_##obj_fl##_b,&(obj)->obj_flags) +#define can_msgobj_test_and_set_fl(obj,obj_fl) \ + test_and_set_bit(MSGOBJ_##obj_fl##_b,&(obj)->obj_flags) +#define can_msgobj_test_and_clear_fl(obj,obj_fl) \ + test_and_clear_bit(MSGOBJ_##obj_fl##_b,&(obj)->obj_flags) + /* These flags can be used for the chip_t structure flags data entry */ -#define CHIP_CONFIGURED (1<<0) -#define CHIP_SEGMENTED (1<<1) +#define CHIP_CONFIGURED (1<<0) +#define CHIP_SEGMENTED (1<<1) +#define CHIP_IRQ_SETUP (1<<2) +#define CHIP_IRQ_PCI (1<<3) +#define CHIP_IRQ_VME (1<<4) /* These flags can be used for the candevices_t structure flags data entry */ -#define PROGRAMMABLE_IRQ (1<<0) +#define CANDEV_PROGRAMMABLE_IRQ (1<<0) +#define CANDEV_IO_RESERVED (1<<1) + +/* Next flags are specific for struct canuser_t applications connection */ +#define CANUSER_RTL_CLIENT (1<<0) +#define CANUSER_RTL_MEM (1<<1) +#define CANUSER_DIRECT (1<<2) + enum timing_BTR1 { MAX_TSEG1 = 15,