2c8f92039d
Added initial support Xilinx Embedded Software. Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
188 lines
5.6 KiB
C
Executable file
188 lines
5.6 KiB
C
Executable file
/******************************************************************************
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*
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* Copyright (C) 2002 - 2014 Xilinx, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* Use of the Software is limited solely to applications:
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* (a) running on a Xilinx device, or
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* (b) that interact with a Xilinx device through a bus or interconnect.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* XILINX CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Except as contained in this notice, the name of the Xilinx shall not be used
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* in advertising or otherwise to promote the sale, use or other dealings in
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* this Software without prior written authorization from Xilinx.
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*
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******************************************************************************/
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/*****************************************************************************/
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/**
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*
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* @file xenv.h
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*
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* Defines common services that are typically found in a host operating.
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* environment. This include file simply includes an OS specific file based
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* on the compile-time constant BUILD_ENV_*, where * is the name of the target
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* environment.
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*
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* All services are defined as macros.
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*
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* <pre>
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* MODIFICATION HISTORY:
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*
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* Ver Who Date Changes
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* ----- ---- -------- -----------------------------------------------
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* 1.00b ch 10/24/02 Added XENV_LINUX
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* 1.00a rmm 04/17/02 First release
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* </pre>
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*
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******************************************************************************/
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#ifndef XENV_H /* prevent circular inclusions */
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#define XENV_H /* by using protection macros */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Select which target environment we are operating under
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*/
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/* VxWorks target environment */
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#if defined XENV_VXWORKS
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#include "xenv_vxworks.h"
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/* Linux target environment */
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#elif defined XENV_LINUX
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#include "xenv_linux.h"
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/* Unit test environment */
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#elif defined XENV_UNITTEST
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#include "ut_xenv.h"
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/* Integration test environment */
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#elif defined XENV_INTTEST
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#include "int_xenv.h"
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/* Standalone environment selected */
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#else
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#include "xenv_standalone.h"
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#endif
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/*
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* The following comments specify the types and macro wrappers that are
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* expected to be defined by the target specific header files
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*/
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/**************************** Type Definitions *******************************/
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/*****************************************************************************/
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/**
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*
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* XENV_TIME_STAMP
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*
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* A structure that contains a time stamp used by other time stamp macros
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* defined below. This structure is processor dependent.
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*/
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/***************** Macros (Inline Functions) Definitions *********************/
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/*****************************************************************************/
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/**
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*
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* XENV_MEM_COPY(void *DestPtr, void *SrcPtr, unsigned Bytes)
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*
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* Copies a non-overlapping block of memory.
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*
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* @param DestPtr is the destination address to copy data to.
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* @param SrcPtr is the source address to copy data from.
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* @param Bytes is the number of bytes to copy.
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*
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* @return None
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*/
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/*****************************************************************************/
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/**
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*
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* XENV_MEM_FILL(void *DestPtr, char Data, unsigned Bytes)
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*
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* Fills an area of memory with constant data.
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*
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* @param DestPtr is the destination address to set.
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* @param Data contains the value to set.
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* @param Bytes is the number of bytes to set.
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*
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* @return None
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*/
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/*****************************************************************************/
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/**
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*
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* XENV_TIME_STAMP_GET(XTIME_STAMP *StampPtr)
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*
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* Samples the processor's or external timer's time base counter.
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*
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* @param StampPtr is the storage for the retrieved time stamp.
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*
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* @return None
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*/
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/*****************************************************************************/
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/**
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*
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* XENV_TIME_STAMP_DELTA_US(XTIME_STAMP *Stamp1Ptr, XTIME_STAMP* Stamp2Ptr)
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*
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* Computes the delta between the two time stamps.
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*
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* @param Stamp1Ptr - First sampled time stamp.
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* @param Stamp1Ptr - Sedond sampled time stamp.
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*
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* @return An unsigned int value with units of microseconds.
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*/
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/*****************************************************************************/
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/**
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*
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* XENV_TIME_STAMP_DELTA_MS(XTIME_STAMP *Stamp1Ptr, XTIME_STAMP* Stamp2Ptr)
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*
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* Computes the delta between the two time stamps.
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*
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* @param Stamp1Ptr - First sampled time stamp.
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* @param Stamp1Ptr - Sedond sampled time stamp.
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*
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* @return An unsigned int value with units of milliseconds.
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*/
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/*****************************************************************************//**
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*
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* XENV_USLEEP(unsigned delay)
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*
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* Delay the specified number of microseconds.
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*
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* @param delay is the number of microseconds to delay.
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*
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* @return None
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* end of protection macro */
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