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84 lines
2.9 KiB
84 lines
2.9 KiB
/* *****************************************************************************
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* Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is 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
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
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* OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of Maxim Integrated
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* Products, Inc. shall not be used except as stated in the Maxim Integrated
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* Products, Inc. Branding Policy.
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*
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* The mere transfer of this software does not imply any licenses
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* of trade secrets, proprietary technology, copyrights, patents,
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* trademarks, maskwork rights, or any other form of intellectual
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* property whatsoever. Maxim Integrated Products, Inc. retains all
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* ownership rights.
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*
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* $Date: 2018-12-18 15:37:22 -0600 (Tue, 18 Dec 2018) $
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* $Revision: 40072 $
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*
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**************************************************************************** */
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/* **** Includes **** */
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#include <stdint.h>
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#include <stdio.h>
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#include "mxc_config.h"
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#include "mxc_errors.h"
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#include "icc_regs.h"
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#include "icc.h"
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static int ICC_Ready(void)
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{
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return (MXC_ICC->cache_ctrl & MXC_F_ICC_CACHE_CTRL_CACHE_RDY);
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}
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int ICC_ID(icc_cache_id_t cid)
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{
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switch (cid) {
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case ICC_CACHE_ID_RELNUM:
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return ((MXC_ICC->cache_id & MXC_F_ICC_CACHE_ID_RELNUM) >> MXC_F_ICC_CACHE_ID_RELNUM_POS);
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case ICC_CACHE_ID_PARTNUM:
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return ((MXC_ICC->cache_id & MXC_F_ICC_CACHE_ID_PARTNUM) >> MXC_F_ICC_CACHE_ID_PARTNUM_POS);
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case ICC_CACHE_ID_CCHID:
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return ((MXC_ICC->cache_id & MXC_F_ICC_CACHE_ID_CCHID) >> MXC_F_ICC_CACHE_ID_CCHID_POS);
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default:
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return E_BAD_PARAM;
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}
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}
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void ICC_Enable(void)
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{
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// Invalidate cache and wait until ready
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MXC_ICC->invalidate = 1;
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while (!(ICC_Ready()));
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// Enable Cache
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MXC_ICC->cache_ctrl |= MXC_F_ICC_CACHE_CTRL_CACHE_EN;
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}
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void ICC_Disable(void)
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{
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// Disable Cache
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MXC_ICC->cache_ctrl &= ~MXC_F_ICC_CACHE_CTRL_CACHE_EN;
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}
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void ICC_Flush(void)
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{
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ICC_Disable();
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ICC_Enable();
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}
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