| /* |
| * Copyright (c) 2015-2017, Texas Instruments Incorporated |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * * Neither the name of Texas Instruments Incorporated nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY 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) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
| * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /* |
| * ======== NVS.c ======== |
| */ |
| #include <stdbool.h> |
| #include <stddef.h> |
| #include <stdint.h> |
| #include <stdlib.h> |
| |
| #include <ti/drivers/dpl/HwiP.h> |
| #include <ti/drivers/NVS.h> |
| |
| extern NVS_Config NVS_config[]; |
| extern const uint8_t NVS_count; |
| |
| static bool isInitialized = false; |
| |
| /* Default NVS parameters structure */ |
| const NVS_Params NVS_defaultParams = { |
| NULL /* custom */ |
| }; |
| |
| /* |
| * ======== NVS_close ======= |
| */ |
| void NVS_close(NVS_Handle handle) |
| { |
| handle->fxnTablePtr->closeFxn(handle); |
| } |
| |
| /* |
| * ======== NVS_control ======== |
| */ |
| int_fast16_t NVS_control(NVS_Handle handle, uint_fast16_t cmd, uintptr_t arg) |
| { |
| return (handle->fxnTablePtr->controlFxn(handle, cmd, arg)); |
| } |
| |
| /* |
| * ======== NVS_erase ======= |
| */ |
| int_fast16_t NVS_erase(NVS_Handle handle, size_t offset, size_t size) |
| { |
| return (handle->fxnTablePtr->eraseFxn(handle, offset, size)); |
| } |
| |
| /* |
| * ======== NVS_getAttrs ======= |
| */ |
| void NVS_getAttrs(NVS_Handle handle, NVS_Attrs *attrs) |
| { |
| handle->fxnTablePtr->getAttrsFxn(handle, attrs); |
| } |
| |
| /* |
| * ======== NVS_init ======= |
| */ |
| void NVS_init(void) |
| { |
| uint_least8_t i; |
| |
| /* Call each driver's init function */ |
| for (i = 0; i < NVS_count; i++) { |
| NVS_config[i].fxnTablePtr->initFxn(); |
| } |
| |
| isInitialized = true; |
| } |
| |
| /* |
| * ======== NVS_open ======= |
| */ |
| NVS_Handle NVS_open(uint_least8_t index, NVS_Params *params) |
| { |
| NVS_Handle handle = NULL; |
| |
| /* do init if not done yet */ |
| if (!isInitialized) { |
| NVS_init(); |
| } |
| |
| if (index < NVS_count) { |
| if (params == NULL) { |
| /* No params passed in, so use the defaults */ |
| params = (NVS_Params *)&NVS_defaultParams; |
| } |
| handle = NVS_config[index].fxnTablePtr->openFxn(index, params); |
| } |
| |
| return (handle); |
| } |
| |
| /* |
| * ======== NVS_Params_init ======= |
| */ |
| void NVS_Params_init(NVS_Params *params) |
| { |
| *params = NVS_defaultParams; |
| } |
| |
| /* |
| * ======== NVS_read ======= |
| */ |
| int_fast16_t NVS_read(NVS_Handle handle, size_t offset, void *buffer, |
| size_t bufferSize) |
| { |
| return (handle->fxnTablePtr->readFxn(handle, offset, buffer, bufferSize)); |
| } |
| |
| /* |
| * ======== NVS_write ======= |
| */ |
| int_fast16_t NVS_write(NVS_Handle handle, size_t offset, void *buffer, |
| size_t bufferSize, uint_fast16_t flags) |
| { |
| return (handle->fxnTablePtr->writeFxn(handle, offset, buffer, |
| bufferSize, flags)); |
| } |