bf65589183
This is needed even in plain C when 64 bit variable (e.g. long long int) arithmetic is used. For example it is required when newlib is compiled with --enable-newlib-io-long-long. Conflicts: lib/stm32/f1/libopencm3_stm32f1.ld lib/stm32/f2/libopencm3_stm32f2.ld
78 lines
1.8 KiB
Plaintext
78 lines
1.8 KiB
Plaintext
/*
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* This file is part of the libopencm3 project.
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*
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* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* Generic linker script for STM32 targets using libopencm3. */
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/* Memory regions must be defined in the ld script which includes this one. */
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/* Enforce emmition of the vector table. */
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EXTERN (vector_table)
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/* Define the entry point of the output file. */
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ENTRY(reset_handler)
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/* Define sections. */
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SECTIONS
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{
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. = ORIGIN(rom);
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.text : {
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*(.vectors) /* Vector table */
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*(.text*) /* Program code */
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. = ALIGN(4);
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*(.rodata*) /* Read-only data */
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. = ALIGN(4);
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} >rom
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/*
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* Another section used by C++ stuff, appears when using newlib with
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* 64bit (long long) printf support
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*/
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.ARM.extab : {
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*(.ARM.extab*)
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} >rom
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.ARM.exidx : {
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__exidx_start = .;
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*(.ARM.exidx*)
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__exidx_end = .;
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} >rom
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. = ORIGIN(ram);
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.data : AT (__exidx_end) {
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_data = .;
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*(.data*) /* Read-write initialized data */
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. = ALIGN(4);
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_edata = .;
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} >ram AT >rom
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.bss : {
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*(.bss*) /* Read-write zero initialized data */
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*(COMMON)
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. = ALIGN(4);
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_ebss = .;
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} >ram
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. = ALIGN(4);
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end = .;
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}
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PROVIDE(_stack = ORIGIN(ram) + LENGTH(ram));
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