Umar Naeem / mbed-dev

mbed library sources. Supersedes mbed-src.

Fork of mbed-dev by Umar Naeem

targets/TARGET_Maxim/TARGET_MAX32625/mxc/icc.c@165:2dd56e6daeec, 2017-05-23 (annotated)

Committer:
ranaumarnaeem
Date:
Tue May 23 12:54:50 2017 +0000
Revision:
165:2dd56e6daeec
Parent:
150:02e0a0aed4ec 
jhjg

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 150:02e0a0aed4ec 1 /**
<> 150:02e0a0aed4ec 2 * @file icc.c
<> 150:02e0a0aed4ec 3 * @brief This file contains the function implementations for the
<> 150:02e0a0aed4ec 4 * Instruction Cache Controller.
<> 150:02e0a0aed4ec 5 */
<> 150:02e0a0aed4ec 6
<> 150:02e0a0aed4ec 7 /* ****************************************************************************
<> 150:02e0a0aed4ec 8 * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
<> 150:02e0a0aed4ec 9 *
<> 150:02e0a0aed4ec 10 * Permission is hereby granted, free of charge, to any person obtaining a
<> 150:02e0a0aed4ec 11 * copy of this software and associated documentation files (the "Software"),
<> 150:02e0a0aed4ec 12 * to deal in the Software without restriction, including without limitation
<> 150:02e0a0aed4ec 13 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
<> 150:02e0a0aed4ec 14 * and/or sell copies of the Software, and to permit persons to whom the
<> 150:02e0a0aed4ec 15 * Software is furnished to do so, subject to the following conditions:
<> 150:02e0a0aed4ec 16 *
<> 150:02e0a0aed4ec 17 * The above copyright notice and this permission notice shall be included
<> 150:02e0a0aed4ec 18 * in all copies or substantial portions of the Software.
<> 150:02e0a0aed4ec 19 *
<> 150:02e0a0aed4ec 20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
<> 150:02e0a0aed4ec 21 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
<> 150:02e0a0aed4ec 22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
<> 150:02e0a0aed4ec 23 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
<> 150:02e0a0aed4ec 24 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
<> 150:02e0a0aed4ec 25 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
<> 150:02e0a0aed4ec 26 * OTHER DEALINGS IN THE SOFTWARE.
<> 150:02e0a0aed4ec 27 *
<> 150:02e0a0aed4ec 28 * Except as contained in this notice, the name of Maxim Integrated
<> 150:02e0a0aed4ec 29 * Products, Inc. shall not be used except as stated in the Maxim Integrated
<> 150:02e0a0aed4ec 30 * Products, Inc. Branding Policy.
<> 150:02e0a0aed4ec 31 *
<> 150:02e0a0aed4ec 32 * The mere transfer of this software does not imply any licenses
<> 150:02e0a0aed4ec 33 * of trade secrets, proprietary technology, copyrights, patents,
<> 150:02e0a0aed4ec 34 * trademarks, maskwork rights, or any other form of intellectual
<> 150:02e0a0aed4ec 35 * property whatsoever. Maxim Integrated Products, Inc. retains all
<> 150:02e0a0aed4ec 36 * ownership rights.
<> 150:02e0a0aed4ec 37 *
<> 150:02e0a0aed4ec 38 * $Date: 2016-08-15 11:26:49 -0500 (Mon, 15 Aug 2016) $
<> 150:02e0a0aed4ec 39 * $Revision: 24063 $
<> 150:02e0a0aed4ec 40 *
<> 150:02e0a0aed4ec 41 *************************************************************************** */
<> 150:02e0a0aed4ec 42
<> 150:02e0a0aed4ec 43
<> 150:02e0a0aed4ec 44 /* **** Includes **** */
<> 150:02e0a0aed4ec 45 #include "mxc_config.h"
<> 150:02e0a0aed4ec 46 #include "icc.h"
<> 150:02e0a0aed4ec 47 /**
<> 150:02e0a0aed4ec 48 * @ingroup icc
<> 150:02e0a0aed4ec 49 * @{
<> 150:02e0a0aed4ec 50 */
<> 150:02e0a0aed4ec 51
<> 150:02e0a0aed4ec 52 /* **** Definitions **** */
<> 150:02e0a0aed4ec 53
<> 150:02e0a0aed4ec 54 /* **** Globals **** */
<> 150:02e0a0aed4ec 55
<> 150:02e0a0aed4ec 56 /* **** Functions **** */
<> 150:02e0a0aed4ec 57
<> 150:02e0a0aed4ec 58 /* ************************************************************************* */
<> 150:02e0a0aed4ec 59 void ICC_Enable(void)
<> 150:02e0a0aed4ec 60 {
<> 150:02e0a0aed4ec 61 /* Invalidate cache and wait until ready */
<> 150:02e0a0aed4ec 62 MXC_ICC->invdt_all = 1;
<> 150:02e0a0aed4ec 63 while (!(MXC_ICC->ctrl_stat & MXC_F_ICC_CTRL_STAT_READY));
<> 150:02e0a0aed4ec 64
<> 150:02e0a0aed4ec 65 /* Enable cache */
<> 150:02e0a0aed4ec 66 MXC_ICC->ctrl_stat |= MXC_F_ICC_CTRL_STAT_ENABLE;
<> 150:02e0a0aed4ec 67
<> 150:02e0a0aed4ec 68 /* Must invalidate a second time for proper use */
<> 150:02e0a0aed4ec 69 MXC_ICC->invdt_all = 1;
<> 150:02e0a0aed4ec 70 }
<> 150:02e0a0aed4ec 71
<> 150:02e0a0aed4ec 72 /* ************************************************************************* */
<> 150:02e0a0aed4ec 73 void ICC_Disable(void)
<> 150:02e0a0aed4ec 74 {
<> 150:02e0a0aed4ec 75 MXC_ICC->ctrl_stat &= ~MXC_F_ICC_CTRL_STAT_ENABLE;
<> 150:02e0a0aed4ec 76 }
<> 150:02e0a0aed4ec 77 /**@} end of group icc */