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https://github.com/jam422470459/EPD-nRF52-hema213.git
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move components to SDK dir
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Shuanglei Tao
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/**
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* Copyright (c) 2016 - 2017, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into a Nordic
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* Semiconductor ASA integrated circuit in a product or a software update for
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* such product, must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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* engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef SECTION_VARS_H__
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#define SECTION_VARS_H__
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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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* @defgroup section_vars Section variables
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* @ingroup app_common
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* @{
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*
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* @brief Section variables.
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*/
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#if defined(__ICCARM__)
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// Enable IAR language extensions
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#pragma language=extended
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#endif
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// Macro to delay macro expansion.
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#define NRF_PRAGMA(x) _Pragma(#x)
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//lint -save -e27 Illegal character (0x24)
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/**@brief Macro to obtain the symbol marking the beginning of a given section.
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*
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* @details The symbol that this macro resolves to is used to obtain a section start address.
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*
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* @param[in] section_name Name of the section.
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*/
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#if defined(__CC_ARM)
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#define NRF_SECTION_VARS_START_SYMBOL(section_name) section_name ## $$Base
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#elif defined(__GNUC__)
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#define NRF_SECTION_VARS_START_SYMBOL(section_name) __start_ ## section_name
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#elif defined(__ICCARM__)
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#define NRF_SECTION_VARS_START_SYMBOL(section_name) __section_begin(#section_name)
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#endif
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/**@brief Macro to obtain the symbol marking the end of a given section.
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*
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* @details The symbol that this macro resolves to is used to obtain a section stop address.
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*
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* @param[in] section_name Name of the section.
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*/
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#if defined(__CC_ARM)
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#define NRF_SECTION_VARS_END_SYMBOL(section_name) section_name ## $$Limit
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#elif defined(__GNUC__)
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#define NRF_SECTION_VARS_END_SYMBOL(section_name) __stop_ ## section_name
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#elif defined(__ICCARM__)
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#define NRF_SECTION_VARS_END_SYMBOL(section_name) __section_end(#section_name)
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#endif
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//lint -restore
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/**@brief Macro for retrieving the length of a given section, in bytes.
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*
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* @param[in] section_name Name of the section.
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*/
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#if defined(__CC_ARM)
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#define NRF_SECTION_VARS_LENGTH(section_name) \
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((uint32_t)&NRF_SECTION_VARS_END_SYMBOL(section_name) - (uint32_t)&NRF_SECTION_VARS_START_SYMBOL(section_name))
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#elif defined(__GNUC__)
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#define NRF_SECTION_VARS_LENGTH(section_name) \
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((uint32_t)&NRF_SECTION_VARS_END_SYMBOL(section_name) - (uint32_t)&NRF_SECTION_VARS_START_SYMBOL(section_name))
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#elif defined(__ICCARM__)
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#define NRF_SECTION_VARS_LENGTH(section_name) \
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((uint32_t)NRF_SECTION_VARS_END_SYMBOL(section_name) - (uint32_t)NRF_SECTION_VARS_START_SYMBOL(section_name))
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#endif
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/**@brief Macro to obtain the address of the beginning of a section.
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*
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* param[in] section_name Name of the section.
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*/
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#if defined(__CC_ARM)
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#define NRF_SECTION_VARS_START_ADDR(section_name) (uint32_t)&NRF_SECTION_VARS_START_SYMBOL(section_name)
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#elif defined(__GNUC__)
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#define NRF_SECTION_VARS_START_ADDR(section_name) (uint32_t)&NRF_SECTION_VARS_START_SYMBOL(section_name)
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#elif defined(__ICCARM__)
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#define NRF_SECTION_VARS_START_ADDR(section_name) (uint32_t)iar_ ## section_name ## _start
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#endif
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/**@brief Macro to obtain the address of end of a section.
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*
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* @param[in] section_name Name of the section.
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*/
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#if defined(__CC_ARM)
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#define NRF_SECTION_VARS_END_ADDR(section_name) (uint32_t)&NRF_SECTION_VARS_END_SYMBOL(section_name)
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#elif defined(__GNUC__)
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#define NRF_SECTION_VARS_END_ADDR(section_name) (uint32_t)&NRF_SECTION_VARS_END_SYMBOL(section_name)
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#elif defined(__ICCARM__)
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#define NRF_SECTION_VARS_END_ADDR(section_name) (uint32_t)iar_ ## section_name ## _end
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#endif
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//lint -save -e19 -esym(526, fs_dataBase) -esym(526, fs_dataLimit) -esym(526, dfu_transBase) -esym(526, dfu_transLimit)
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/**@brief Macro to create a section to register variables in.
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*
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* @param[in] data_type The data type of the variables to be registered in the section.
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* @param[in] section_name Name of the section.
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*
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* @warning The data type must be word aligned to prevent padding.
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*/
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#if defined(__CC_ARM)
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#define NRF_SECTION_VARS_CREATE_SECTION(section_name, data_type) \
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extern data_type * NRF_SECTION_VARS_START_SYMBOL(section_name); \
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extern void * NRF_SECTION_VARS_END_SYMBOL(section_name)
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#elif defined(__GNUC__)
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#define NRF_SECTION_VARS_CREATE_SECTION(section_name, data_type) \
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extern data_type * NRF_SECTION_VARS_START_SYMBOL(section_name); \
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extern void * NRF_SECTION_VARS_END_SYMBOL(section_name)
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#elif defined(__ICCARM__)
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// No symbol registration required for IAR.
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#define NRF_SECTION_VARS_CREATE_SECTION(section_name, data_type) \
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NRF_PRAGMA(section = #section_name); \
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extern void * iar_ ## section_name ## _start = __section_begin(#section_name); \
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extern void * iar_ ## section_name ## _end = __section_end(#section_name)
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#endif
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//lint -restore
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/**@brief Macro to declare a variable and register it in a section.
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*
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* @details Declares a variable and registers it in a named section. This macro ensures that the
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* variable is not stripped away when using optimizations.
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*
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* @note The order with which variables are placed in a section is dependant on the order with
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* which the linker encouters the variables during linking.
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*
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* @param[in] section_name Name of the section.
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* @param[in] section_var The variable to register in the given section.
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*/
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#if defined(__CC_ARM)
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#define NRF_SECTION_VARS_REGISTER_VAR(section_name, section_var) \
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static section_var __attribute__ ((section(#section_name))) __attribute__((used))
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#elif defined(__GNUC__)
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#define NRF_SECTION_VARS_REGISTER_VAR(section_name, section_var) \
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static section_var __attribute__ ((section("."#section_name))) __attribute__((used))
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#elif defined(__ICCARM__)
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#define NRF_SECTION_VARS_REGISTER_VAR(section_name, section_var) \
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__root section_var @ #section_name
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#endif
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/**@brief Macro to retrieve a variable from a section.
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*
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* @warning The stored symbol can only be resolved using this macro if the
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* type of the data is word aligned. The operation of acquiring
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* the stored symbol relies on sizeof of the stored type, no
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* padding can exist in the named section in between individual
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* stored items or this macro will fail.
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*
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* @param[in] i Index of the variable in section.
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* @param[in] data_type Data type of the variable.
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* @param[in] section_name Name of the section.
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*/
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#if defined(__CC_ARM)
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#define NRF_SECTION_VARS_GET(i, data_type, section_name) \
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(data_type*)(NRF_SECTION_VARS_START_ADDR(section_name) + i * sizeof(data_type))
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#elif defined(__GNUC__)
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#define NRF_SECTION_VARS_GET(i, data_type, section_name) \
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(data_type*)(NRF_SECTION_VARS_START_ADDR(section_name) + i * sizeof(data_type))
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#elif defined(__ICCARM__)
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#define NRF_SECTION_VARS_GET(i, data_type, section_name) \
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(data_type*)(NRF_SECTION_VARS_START_ADDR(section_name) + i * sizeof(data_type))
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#endif
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/**@brief Macro to get number of variables registered in a section.
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*
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* @param[in] data_type Data type of the variables in the section.
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* @param[in] section_name Name of the section.
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*/
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#define NRF_SECTION_VARS_COUNT(data_type, section_name) \
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NRF_SECTION_VARS_LENGTH(section_name) / sizeof(data_type)
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif // SECTION_VARS_H__
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