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Diffstat (limited to 'cfe/cfe/include/cfe_timer.h')
-rw-r--r-- | cfe/cfe/include/cfe_timer.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/cfe/cfe/include/cfe_timer.h b/cfe/cfe/include/cfe_timer.h new file mode 100644 index 0000000..8c6a26f --- /dev/null +++ b/cfe/cfe/include/cfe_timer.h @@ -0,0 +1,74 @@ +/* ********************************************************************* + * Broadcom Common Firmware Environment (CFE) + * + * Timer defs and prototypes File: cfe_timer.h + * + * Definitions, prototypes, and macros related to the timer. + * + * Author: Mitch Lichtenberg (mpl@broadcom.com) + * + ********************************************************************* + * + * Copyright 2000,2001,2002,2003 + * Broadcom Corporation. All rights reserved. + * + * This software is furnished under license and may be used and + * copied only in accordance with the following terms and + * conditions. Subject to these conditions, you may download, + * copy, install, use, modify and distribute modified or unmodified + * copies of this software in source and/or binary form. No title + * or ownership is transferred hereby. + * + * 1) Any source code used, modified or distributed must reproduce + * and retain this copyright notice and list of conditions + * as they appear in the source file. + * + * 2) No right is granted to use any trade name, trademark, or + * logo of Broadcom Corporation. The "Broadcom Corporation" + * name may not be used to endorse or promote products derived + * from this software without the prior written permission of + * Broadcom Corporation. + * + * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED + * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR + * PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT + * SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN + * PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR 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), EVEN IF ADVISED OF + * THE POSSIBILITY OF SUCH DAMAGE. + ********************************************************************* */ + +#ifndef _CFE_TIMER_T +#define _CFE_TIMER_T + +void cfe_bg_init(void); +void cfe_bg_add(void (*func)(void *),void *arg); +void cfe_bg_remove(void (*func)(void *)); + +void background(void); + +#define POLL() background() + +typedef int64_t cfe_timer_t; + +void cfe_timer_init(void); +extern volatile int64_t cfe_ticks; +extern int cfe_cpu_speed; + +void cfe_sleep(int ticks); +void cfe_usleep(int usec); + +#define CFE_HZ 10 /* ticks per second */ + +#define TIMER_SET(x,v) x = cfe_ticks + (v) +#define TIMER_EXPIRED(x) ((x) && (cfe_ticks > (x))) +#define TIMER_CLEAR(x) x = 0 +#define TIMER_RUNNING(x) ((x) != 0) + +#endif |