kopia lustrzana https://github.com/micropython/micropython
117 wiersze
3.0 KiB
Plaintext
117 wiersze
3.0 KiB
Plaintext
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015 Daniel Campora
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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__stack_size__ = 2K; /* interrupts are handled within this stack */
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__min_heap_size__ = 8K;
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MEMORY
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{
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SRAMB (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00004000
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SRAM (rwx) : ORIGIN = 0x20004000, LENGTH = 0x0003C000
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}
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ENTRY(ResetISR)
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SECTIONS
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{
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/* place the FreeRTOS heap (the MicroPython stack will live here) */
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.rtos_heap (NOLOAD) :
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{
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. = ALIGN(8);
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*(.rtos_heap*)
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. = ALIGN(8);
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} > SRAMB
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.text :
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{
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_text = .;
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KEEP(*(.intvecs))
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*(.text*)
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*(.rodata*)
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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. = ALIGN(8);
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} > SRAM
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.ARM :
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{
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__exidx_start = .;
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*(.ARM.exidx*)
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__exidx_end = .;
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_etext = .;
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} > SRAM
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.data :
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{
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. = ALIGN(8);
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_data = .;
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*(.data*)
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. = ALIGN(8);
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_edata = .;
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} > SRAM
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.bss :
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{
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. = ALIGN(8);
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_bss = .;
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*(.bss*)
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*(COMMON)
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. = ALIGN(8);
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_ebss = .;
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} > SRAM
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/* place here functions that are only called during boot up, */
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/* that way, we can re-use this area for the MicroPython heap */
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.boot :
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{
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. = ALIGN(8);
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_boot = .;
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*(.boot*)
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. = ALIGN(8);
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_eboot = .;
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} > SRAM
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/* allocate the MicroPython heap */
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.heap :
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{
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. = ALIGN(8);
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_heap = .;
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. = . + __min_heap_size__;
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. = . + (ORIGIN(SRAM) + LENGTH(SRAM) - __stack_size__ - ABSOLUTE(.));
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. = ALIGN(8);
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_eheap = .;
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} > SRAM
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/* allocate the main stack */
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.stack ORIGIN(SRAM) + LENGTH(SRAM) - __stack_size__ :
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{
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. = ALIGN(8);
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_stack = .;
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. = . + __stack_size__;
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. = ALIGN(8);
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_estack = .;
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} > SRAM
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}
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