| PDL for FM0+ Version1.0 Peripheral Driverl Library for FM0+

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C:/pdl_v10/library/driver/uid/uid.c
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    00001 /*******************************************************************************
    00002 * Copyright (C) 2013 Spansion LLC. All Rights Reserved.
    00003 *
    00004 * This software is owned and published by:
    00005 * Spansion LLC, 915 DeGuigne Dr. Sunnyvale, CA  94088-3453 ("Spansion").
    00006 *
    00007 * BY DOWNLOADING, INSTALLING OR USING THIS SOFTWARE, YOU AGREE TO BE BOUND
    00008 * BY ALL THE TERMS AND CONDITIONS OF THIS AGREEMENT.
    00009 *
    00010 * This software contains source code for use with Spansion
    00011 * components. This software is licensed by Spansion to be adapted only
    00012 * for use in systems utilizing Spansion components. Spansion shall not be
    00013 * responsible for misuse or illegal use of this software for devices not
    00014 * supported herein.  Spansion is providing this software "AS IS" and will
    00015 * not be responsible for issues arising from incorrect user implementation
    00016 * of the software.
    00017 *
    00018 * SPANSION MAKES NO WARRANTY, EXPRESS OR IMPLIED, ARISING BY LAW OR OTHERWISE,
    00019 * REGARDING THE SOFTWARE (INCLUDING ANY ACOOMPANYING WRITTEN MATERIALS),
    00020 * ITS PERFORMANCE OR SUITABILITY FOR YOUR INTENDED USE, INCLUDING,
    00021 * WITHOUT LIMITATION, THE IMPLIED WARRANTY OF MERCHANTABILITY, THE IMPLIED
    00022 * WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE OR USE, AND THE IMPLIED
    00023 * WARRANTY OF NONINFRINGEMENT.
    00024 * SPANSION SHALL HAVE NO LIABILITY (WHETHER IN CONTRACT, WARRANTY, TORT,
    00025 * NEGLIGENCE OR OTHERWISE) FOR ANY DAMAGES WHATSOEVER (INCLUDING, WITHOUT
    00026 * LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION,
    00027 * LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS) ARISING FROM USE OR
    00028 * INABILITY TO USE THE SOFTWARE, INCLUDING, WITHOUT LIMITATION, ANY DIRECT,
    00029 * INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES OR LOSS OF DATA,
    00030 * SAVINGS OR PROFITS,
    00031 * EVEN IF SPANSION HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
    00032 * YOU ASSUME ALL RESPONSIBILITIES FOR SELECTION OF THE SOFTWARE TO ACHIEVE YOUR
    00033 * INTENDED RESULTS, AND FOR THE INSTALLATION OF, USE OF, AND RESULTS OBTAINED
    00034 * FROM, THE SOFTWARE.
    00035 *
    00036 * This software may be replicated in part or whole for the licensed use,
    00037 * with the restriction that this Disclaimer and Copyright notice must be
    00038 * included with each copy of this software, whether used in part or whole,
    00039 * at all times.
    00040 */
    00041 /******************************************************************************/
    00052 /******************************************************************************/
    00053 /* Include files                                                              */
    00054 /******************************************************************************/
    00055 #include "uid.h"
    00056
    00057 #if (defined(PDL_PERIPHERAL_UID_ACTIVE))
    00058
    00064
    00065 /******************************************************************************/
    00066 /* Local pre-processor symbols/macros ('#define')                             */
    00067 /******************************************************************************/
    00068
    00069 /******************************************************************************/
    00070 /* Global variable definitions (declared in header file with 'extern')        */
    00071 /******************************************************************************/
    00072
    00073 /******************************************************************************/
    00074 /* Local type definitions ('typedef')                                         */
    00075 /******************************************************************************/
    00076
    00077 /******************************************************************************/
    00078 /* Local function prototypes ('static')                                       */
    00079 /******************************************************************************/
    00080
    00081 /******************************************************************************/
    00082 /* Local variable definitions ('static')                                      */
    00083 /******************************************************************************/
    00084
    00085 /******************************************************************************/
    00086 /* Function implementation - global ('extern') and local ('static')           */
    00087 /******************************************************************************/
    00088
    00102 en_result_t Uid_ReadUniqueId(stc_unique_id_t *pstcUniqueId)
    00103 {
    00104   if (NULL == pstcUniqueId)
    00105   {
    00106     return ErrorInvalidParameter;
    00107   }
    00108
    00109   pstcUniqueId->u32Uidr0 = (0xFFFFFFF0u & (FM0P_UNIQUE_ID->UIDR0));
    00110   pstcUniqueId->u32Uidr1 = (0x00001FFFu & (FM0P_UNIQUE_ID->UIDR1));
    00111
    00112   return Ok;
    00113 }
    00114
    00124 uint32_t Uid_ReadUniqueId0(void)
    00125 {
    00126   return ((FM0P_UNIQUE_ID->UIDR0) >> 4u);
    00127 }
    00128
    00137 uint32_t Uid_ReadUniqueId1(void)
    00138 {
    00139   return ((FM0P_UNIQUE_ID->UIDR1) & 0x00001FFFu);
    00140 }
    00141
    00149 uint64_t Uid_ReadUniqueId64(void)
    00150 {
    00151   uint64_t u64UniqueIdMsw;
    00152
    00153   // Left shift by 60 bit in two steps
    00154   u64UniqueIdMsw = (((FM0P_UNIQUE_ID->UIDR1) & 0x00001FFFul) << 16ul);
    00155   u64UniqueIdMsw <<= 12ul;
    00156
    00157   u64UniqueIdMsw |= ((FM0P_UNIQUE_ID->UIDR0) >> 4ul);
    00158   return u64UniqueIdMsw;
    00159 }
    00160
    00162
    00163 #endif // #if (defined(PDL_PERIPHERAL_UID_ACTIVE))
    00164
    00165 /******************************************************************************/
    00166 /* EOF (not truncated)                                                        */
    00167 /******************************************************************************/