187 lines
5.7 KiB
C
187 lines
5.7 KiB
C
/****************************************************************************
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* arch/arm/include/cxd56xx/gnssram.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_ARM_INCLUDE_CXD56XX_GNSSRAM_H
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#define __ARCH_ARM_INCLUDE_CXD56XX_GNSSRAM_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/compiler.h>
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#include <sys/types.h>
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#include <stdint.h>
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#ifndef __ASSEMBLY__
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define SECTION_GNSSRAM_TEXT ".gnssram.text"
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#define SECTION_GNSSRAM_DATA ".gnssram.data"
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#define SECTION_GNSSRAM_BSS ".gnssram.bss"
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/* Locate code and data into GNSS RAM */
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#ifdef CONFIG_CXD56_GNSS_RAM
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# define GNSSRAM_CODE locate_code(SECTION_GNSSRAM_TEXT)
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# define GNSSRAM_DATA locate_data(SECTION_GNSSRAM_DATA)
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# define GNSSRAM_BSS locate_data(SECTION_GNSSRAM_BSS)
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#else
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# define GNSSRAM_CODE
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# define GNSSRAM_DATA
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# define GNSSRAM_BSS
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#endif
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/****************************************************************************
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* Public Functions Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: up_gnssram_initialize
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*
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* Description:
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* Initialize the GNSS heap.
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*
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****************************************************************************/
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void up_gnssram_initialize(void);
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/****************************************************************************
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* Name: up_gnssram_uninitialize
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*
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* Description:
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* Uninitialize the GNSS heap.
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*
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****************************************************************************/
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void up_gnssram_uninitialize(void);
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/****************************************************************************
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* Name: up_gnssram_malloc
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*
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* Description:
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* Allocate memory from the GNSS heap.
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*
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****************************************************************************/
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void *up_gnssram_malloc(size_t size);
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/****************************************************************************
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* Name: up_gnssram_calloc
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*
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* Description:
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* Calculates the size of the allocation and allocate memory from
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* the GNSS heap.
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*
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****************************************************************************/
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void *up_gnssram_calloc(size_t n, size_t elem_size);
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/****************************************************************************
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* Name: up_gnssram_realloc
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*
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* Description:
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* Reallocate memory from the GNSS heap.
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*
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****************************************************************************/
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void *up_gnssram_realloc(void *ptr, size_t size);
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/****************************************************************************
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* Name: up_gnssram_zalloc
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*
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* Description:
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* Allocate and zero memory from the GNSS heap.
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*
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****************************************************************************/
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void *up_gnssram_zalloc(size_t size);
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/****************************************************************************
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* Name: up_gnssram_free
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*
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* Description:
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* Free memory from the GNSS heap.
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*
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****************************************************************************/
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void up_gnssram_free(void *mem);
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/****************************************************************************
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* Name: up_gnssram_memalign
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*
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* Description:
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* memalign requests more than enough space from malloc, finds a region
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* within that chunk that meets the alignment request and then frees any
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* leading or trailing space.
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*
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* The alignment argument must be a power of two (not checked). 8-byte
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* alignment is guaranteed by normal malloc calls.
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*
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****************************************************************************/
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void *up_gnssram_memalign(size_t alignment, size_t size);
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/****************************************************************************
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* Name: up_gnssram_heapmember
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*
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* Description:
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* Check if an address lies in the GNSS heap.
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*
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* Parameters:
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* mem - The address to check
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*
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* Return Value:
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* true if the address is a member of the GNSS heap. false if not
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*
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****************************************************************************/
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bool up_gnssram_heapmember(void *mem);
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/****************************************************************************
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* Name: up_gnssram_mallinfo
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*
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* Description:
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* mallinfo returns a copy of updated current heap information for the
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* GNSS heap.
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*
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****************************************************************************/
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struct mallinfo up_gnssram_mallinfo(void);
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __ARCH_ARM_INCLUDE_CXD56XX_GNSSRAM_H */
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