diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/Hardware/SAME5x/same51n19a_flash.ld | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/src/Hardware/SAME5x/same51n19a_flash.ld b/src/Hardware/SAME5x/same51n19a_flash.ld new file mode 100644 index 00000000..89abd998 --- /dev/null +++ b/src/Hardware/SAME5x/same51n19a_flash.ld @@ -0,0 +1,181 @@ +/** + * \file + * + * \brief Linker script for running in internal FLASH on the SAME51N19A + * + * Copyright (c) 2019 Microchip Technology Inc. + * + * \asf_license_start + * + * \page License + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the Licence at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * \asf_license_stop + * + */ + + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +SEARCH_DIR(.) + +/* Memory Spaces Definitions */ +MEMORY +{ + rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000 + ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000 + bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000 + qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000 +} + +/* Section Definitions */ +SECTIONS +{ + .text : + { + . = ALIGN(4); + _sfixed = .; + KEEP(*(.vectors .vectors.*)) + *(.text .text.* .gnu.linkonce.t.*) + *(.glue_7t) *(.glue_7) + *(.rodata .rodata* .gnu.linkonce.r.*) + + /* Support C constructors, and C destructors in both user code + and the C library. This also provides support for C++ code. */ + . = ALIGN(4); + KEEP(*(.init)) + . = ALIGN(4); + __preinit_array_start = .; + KEEP (*(.preinit_array)) + __preinit_array_end = .; + + . = ALIGN(4); + __init_array_start = .; + KEEP (*(SORT(.init_array.*))) + KEEP (*(.init_array)) + __init_array_end = .; + + . = ALIGN(4); + KEEP (*crtbegin.o(.ctors)) + KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*crtend.o(.ctors)) + + . = ALIGN(4); + KEEP(*(.fini)) + + . = ALIGN(4); + __fini_array_start = .; + KEEP (*(.fini_array)) + KEEP (*(SORT(.fini_array.*))) + __fini_array_end = .; + + KEEP (*crtbegin.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*crtend.o(.dtors)) + + . = ALIGN(4); + _efixed = .; /* End of text section */ + } > rom + + .ARM.extab : + { + *(.ARM.extab* .gnu.linkonce.armextab.*) + } > rom + + /* .ARM.exidx is sorted, so has to go in its own output section. */ + PROVIDE_HIDDEN (__exidx_start = .); + .ARM.exidx : + { + *(.ARM.exidx* .gnu.linkonce.armexidx.*) + } > rom + PROVIDE_HIDDEN (__exidx_end = .); + + . = ALIGN(4); + _etext = .; + + /* CAN message buffers must be in the first 64K of RAM */ + .canMessage (NOLOAD) : + { + . = ALIGN(4); + _sCanMessage = . ; + *(.CanMessage .CanMessage.*) + . = ALIGN(4); + _eCanMessage = . ; + } > ram + + .relocate : AT (_etext) + { + . = ALIGN(4); + _srelocate = .; + *(.ramfunc .ramfunc.*); + *(.data .data.*); + . = ALIGN(4); + _erelocate = .; + } > ram + + _firmware_end = _etext + (_erelocate - _srelocate); /* Embedded files start here */ + _firmware_crc = _firmware_end; /* We append the CRC32 to the binary file. This is its offset in memory if we don't append embedded files */ + + /* .bss section which is used for uninitialized data */ + .bss ALIGN(16) (NOLOAD) : + { + _sbss = . ; + _szero = .; + *(.bss .bss.*) + *(COMMON) + . = ALIGN(4); + _ebss = . ; + _ezero = .; + } > ram + + . = ALIGN(4); + _end = . ; + + /* .stack_dummy section doesn't contains any symbols. It is only + used for linker to calculate size of stack sections, and assign + values to stack symbols later */ + .stack_dummy : + { + *(.stack*) + } > ram + + .bkupram (NOLOAD): + { + . = ALIGN(8); + _sbkupram = .; + *(.bkupram .bkupram.*); + . = ALIGN(8); + _ebkupram = .; + } > bkupram + + .qspi (NOLOAD): + { + . = ALIGN(8); + _sqspi = .; + *(.qspi .qspi.*); + . = ALIGN(8); + _eqspi = .; + } > qspi + + /* Set stack top to end of ram, and stack limit move down by + * size of stack_dummy section */ + __StackTop = ORIGIN(ram) + LENGTH(ram); + __StackLimit = __StackTop - SIZEOF(.stack_dummy); + PROVIDE(_sstack = __StackLimit); + PROVIDE(_estack = __StackTop); +} |