84 lines
2.9 KiB
C
84 lines
2.9 KiB
C
/****************************************************************************
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* arch/xtensa/include/esp32s3/memory_layout.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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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* The heap overview:
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*
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* HEAP_REGION0_START g_allocable_vaddr_start
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* :
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* : g_mmheap (CONFIG_ESP32_SPIRAM)
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* :
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* HEAP_REGION0_END g_allocable_vaddr_end
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* :
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*---------------------------------------------------------------------
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* if CONFIG_MM_KERNEL_HEAP && MM_USER_HEAP_IRAM
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*
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* HEAP_REGION1_START _sheap
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* :
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* : g_iheap (CONFIG_XTENSA_IMEM_USE_SEPARATE_HEAP)
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* :
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* HEAP_REGION1_START + CONFIG_XTENSA_IMEM_REGION_SIZE
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* :
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* : g_mmheap region1
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* :
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* HEAP_REGION1_END 3fcc fff0
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* :
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* HEAP_REGION2_START 3fcd 0000
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* :
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* : g_mmheap region2
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* :
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* HEAP_REGION2_END dram0_rtos_reserved_start
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* :
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*---------------------------------------------------------------------
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* if !CONFIG_MM_KERNEL_HEAP || !MM_USER_HEAP_IRAM
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*
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* HEAP_REGION1_START _sheap
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* :
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* : g_iheap (CONFIG_XTENSA_IMEM_USE_SEPARATE_HEAP)
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* :
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* HEAP_REGION1_START + CONFIG_XTENSA_IMEM_REGION_SIZE
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* :
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* : g_mmheap region1
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* :
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* HEAP_REGION1_END dram0_rtos_reserved_start
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* :
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*---------------------------------------------------------------------
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*/
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#ifdef CONFIG_MM_KERNEL_HEAP
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# define HEAP_REGION1_END 0x3fccfff0
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# define HEAP_REGION2_START 0x3fcd0000
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#endif
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#ifdef CONFIG_XTENSA_IMEM_USE_SEPARATE_HEAP
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# define XTENSA_IMEM_REGION_SIZE CONFIG_XTENSA_IMEM_REGION_SIZE
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#else
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# define XTENSA_IMEM_REGION_SIZE 0
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#endif
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