follow #1
seperate files from latest SDK (currently 14.2.0) from good old non- secure bootloader sdk 11
This commit is contained in:
410
lib/sdk/components/toolchain/gcc/gcc_startup_nrf52840.S
Normal file
410
lib/sdk/components/toolchain/gcc/gcc_startup_nrf52840.S
Normal file
@ -0,0 +1,410 @@
|
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/*
|
||||
|
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Copyright (c) 2009-2017 ARM Limited. All rights reserved.
|
||||
|
||||
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 License at
|
||||
|
||||
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.
|
||||
|
||||
NOTICE: This file has been modified by Nordic Semiconductor ASA.
|
||||
|
||||
*/
|
||||
|
||||
.syntax unified
|
||||
.arch armv7e-m
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|
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#ifdef __STARTUP_CONFIG
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#include "startup_config.h"
|
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#ifndef __STARTUP_CONFIG_STACK_ALIGNEMENT
|
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#define __STARTUP_CONFIG_STACK_ALIGNEMENT 3
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||||
#endif
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#endif
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|
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.section .stack
|
||||
#if defined(__STARTUP_CONFIG)
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.align __STARTUP_CONFIG_STACK_ALIGNEMENT
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.equ Stack_Size, __STARTUP_CONFIG_STACK_SIZE
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#elif defined(__STACK_SIZE)
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.align 3
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.equ Stack_Size, __STACK_SIZE
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||||
#else
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||||
.align 3
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||||
.equ Stack_Size, 8192
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||||
#endif
|
||||
.globl __StackTop
|
||||
.globl __StackLimit
|
||||
__StackLimit:
|
||||
.space Stack_Size
|
||||
.size __StackLimit, . - __StackLimit
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||||
__StackTop:
|
||||
.size __StackTop, . - __StackTop
|
||||
|
||||
.section .heap
|
||||
.align 3
|
||||
#if defined(__STARTUP_CONFIG)
|
||||
.equ Heap_Size, __STARTUP_CONFIG_HEAP_SIZE
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||||
#elif defined(__HEAP_SIZE)
|
||||
.equ Heap_Size, __HEAP_SIZE
|
||||
#else
|
||||
.equ Heap_Size, 8192
|
||||
#endif
|
||||
.globl __HeapBase
|
||||
.globl __HeapLimit
|
||||
__HeapBase:
|
||||
.if Heap_Size
|
||||
.space Heap_Size
|
||||
.endif
|
||||
.size __HeapBase, . - __HeapBase
|
||||
__HeapLimit:
|
||||
.size __HeapLimit, . - __HeapLimit
|
||||
|
||||
.section .isr_vector
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||||
.align 2
|
||||
.globl __isr_vector
|
||||
__isr_vector:
|
||||
.long __StackTop /* Top of Stack */
|
||||
.long Reset_Handler
|
||||
.long NMI_Handler
|
||||
.long HardFault_Handler
|
||||
.long MemoryManagement_Handler
|
||||
.long BusFault_Handler
|
||||
.long UsageFault_Handler
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long SVC_Handler
|
||||
.long DebugMon_Handler
|
||||
.long 0 /*Reserved */
|
||||
.long PendSV_Handler
|
||||
.long SysTick_Handler
|
||||
|
||||
/* External Interrupts */
|
||||
.long POWER_CLOCK_IRQHandler
|
||||
.long RADIO_IRQHandler
|
||||
.long UARTE0_UART0_IRQHandler
|
||||
.long SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler
|
||||
.long SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1_IRQHandler
|
||||
.long NFCT_IRQHandler
|
||||
.long GPIOTE_IRQHandler
|
||||
.long SAADC_IRQHandler
|
||||
.long TIMER0_IRQHandler
|
||||
.long TIMER1_IRQHandler
|
||||
.long TIMER2_IRQHandler
|
||||
.long RTC0_IRQHandler
|
||||
.long TEMP_IRQHandler
|
||||
.long RNG_IRQHandler
|
||||
.long ECB_IRQHandler
|
||||
.long CCM_AAR_IRQHandler
|
||||
.long WDT_IRQHandler
|
||||
.long RTC1_IRQHandler
|
||||
.long QDEC_IRQHandler
|
||||
.long COMP_LPCOMP_IRQHandler
|
||||
.long SWI0_EGU0_IRQHandler
|
||||
.long SWI1_EGU1_IRQHandler
|
||||
.long SWI2_EGU2_IRQHandler
|
||||
.long SWI3_EGU3_IRQHandler
|
||||
.long SWI4_EGU4_IRQHandler
|
||||
.long SWI5_EGU5_IRQHandler
|
||||
.long TIMER3_IRQHandler
|
||||
.long TIMER4_IRQHandler
|
||||
.long PWM0_IRQHandler
|
||||
.long PDM_IRQHandler
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long MWU_IRQHandler
|
||||
.long PWM1_IRQHandler
|
||||
.long PWM2_IRQHandler
|
||||
.long SPIM2_SPIS2_SPI2_IRQHandler
|
||||
.long RTC2_IRQHandler
|
||||
.long I2S_IRQHandler
|
||||
.long FPU_IRQHandler
|
||||
.long USBD_IRQHandler
|
||||
.long UARTE1_IRQHandler
|
||||
.long QSPI_IRQHandler
|
||||
.long CRYPTOCELL_IRQHandler
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long PWM3_IRQHandler
|
||||
.long 0 /*Reserved */
|
||||
.long SPIM3_IRQHandler
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
.long 0 /*Reserved */
|
||||
|
||||
.size __isr_vector, . - __isr_vector
|
||||
|
||||
/* Reset Handler */
|
||||
|
||||
|
||||
.text
|
||||
.thumb
|
||||
.thumb_func
|
||||
.align 1
|
||||
.globl Reset_Handler
|
||||
.type Reset_Handler, %function
|
||||
Reset_Handler:
|
||||
|
||||
|
||||
/* Loop to copy data from read only memory to RAM.
|
||||
* The ranges of copy from/to are specified by following symbols:
|
||||
* __etext: LMA of start of the section to copy from. Usually end of text
|
||||
* __data_start__: VMA of start of the section to copy to.
|
||||
* __bss_start__: VMA of end of the section to copy to. Normally __data_end__ is used, but by using __bss_start__
|
||||
* the user can add their own initialized data section before BSS section with the INTERT AFTER command.
|
||||
*
|
||||
* All addresses must be aligned to 4 bytes boundary.
|
||||
*/
|
||||
ldr r1, =__etext
|
||||
ldr r2, =__data_start__
|
||||
ldr r3, =__bss_start__
|
||||
|
||||
subs r3, r2
|
||||
ble .L_loop1_done
|
||||
|
||||
.L_loop1:
|
||||
subs r3, #4
|
||||
ldr r0, [r1,r3]
|
||||
str r0, [r2,r3]
|
||||
bgt .L_loop1
|
||||
|
||||
.L_loop1_done:
|
||||
|
||||
/* This part of work usually is done in C library startup code. Otherwise,
|
||||
* define __STARTUP_CLEAR_BSS to enable it in this startup. This section
|
||||
* clears the RAM where BSS data is located.
|
||||
*
|
||||
* The BSS section is specified by following symbols
|
||||
* __bss_start__: start of the BSS section.
|
||||
* __bss_end__: end of the BSS section.
|
||||
*
|
||||
* All addresses must be aligned to 4 bytes boundary.
|
||||
*/
|
||||
#ifdef __STARTUP_CLEAR_BSS
|
||||
ldr r1, =__bss_start__
|
||||
ldr r2, =__bss_end__
|
||||
|
||||
movs r0, 0
|
||||
|
||||
subs r2, r1
|
||||
ble .L_loop3_done
|
||||
|
||||
.L_loop3:
|
||||
subs r2, #4
|
||||
str r0, [r1, r2]
|
||||
bgt .L_loop3
|
||||
|
||||
.L_loop3_done:
|
||||
#endif /* __STARTUP_CLEAR_BSS */
|
||||
|
||||
/* Execute SystemInit function. */
|
||||
bl SystemInit
|
||||
|
||||
/* Call _start function provided by libraries.
|
||||
* If those libraries are not accessible, define __START as your entry point.
|
||||
*/
|
||||
#ifndef __START
|
||||
#define __START _start
|
||||
#endif
|
||||
bl __START
|
||||
|
||||
.pool
|
||||
.size Reset_Handler,.-Reset_Handler
|
||||
|
||||
.section ".text"
|
||||
|
||||
|
||||
/* Dummy Exception Handlers (infinite loops which can be modified) */
|
||||
|
||||
.weak NMI_Handler
|
||||
.type NMI_Handler, %function
|
||||
NMI_Handler:
|
||||
b .
|
||||
.size NMI_Handler, . - NMI_Handler
|
||||
|
||||
|
||||
.weak HardFault_Handler
|
||||
.type HardFault_Handler, %function
|
||||
HardFault_Handler:
|
||||
b .
|
||||
.size HardFault_Handler, . - HardFault_Handler
|
||||
|
||||
|
||||
.weak MemoryManagement_Handler
|
||||
.type MemoryManagement_Handler, %function
|
||||
MemoryManagement_Handler:
|
||||
b .
|
||||
.size MemoryManagement_Handler, . - MemoryManagement_Handler
|
||||
|
||||
|
||||
.weak BusFault_Handler
|
||||
.type BusFault_Handler, %function
|
||||
BusFault_Handler:
|
||||
b .
|
||||
.size BusFault_Handler, . - BusFault_Handler
|
||||
|
||||
|
||||
.weak UsageFault_Handler
|
||||
.type UsageFault_Handler, %function
|
||||
UsageFault_Handler:
|
||||
b .
|
||||
.size UsageFault_Handler, . - UsageFault_Handler
|
||||
|
||||
|
||||
.weak SVC_Handler
|
||||
.type SVC_Handler, %function
|
||||
SVC_Handler:
|
||||
b .
|
||||
.size SVC_Handler, . - SVC_Handler
|
||||
|
||||
|
||||
.weak DebugMon_Handler
|
||||
.type DebugMon_Handler, %function
|
||||
DebugMon_Handler:
|
||||
b .
|
||||
.size DebugMon_Handler, . - DebugMon_Handler
|
||||
|
||||
|
||||
.weak PendSV_Handler
|
||||
.type PendSV_Handler, %function
|
||||
PendSV_Handler:
|
||||
b .
|
||||
.size PendSV_Handler, . - PendSV_Handler
|
||||
|
||||
|
||||
.weak SysTick_Handler
|
||||
.type SysTick_Handler, %function
|
||||
SysTick_Handler:
|
||||
b .
|
||||
.size SysTick_Handler, . - SysTick_Handler
|
||||
|
||||
|
||||
/* IRQ Handlers */
|
||||
|
||||
.globl Default_Handler
|
||||
.type Default_Handler, %function
|
||||
Default_Handler:
|
||||
b .
|
||||
.size Default_Handler, . - Default_Handler
|
||||
|
||||
.macro IRQ handler
|
||||
.weak \handler
|
||||
.set \handler, Default_Handler
|
||||
.endm
|
||||
|
||||
IRQ POWER_CLOCK_IRQHandler
|
||||
IRQ RADIO_IRQHandler
|
||||
IRQ UARTE0_UART0_IRQHandler
|
||||
IRQ SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler
|
||||
IRQ SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1_IRQHandler
|
||||
IRQ NFCT_IRQHandler
|
||||
IRQ GPIOTE_IRQHandler
|
||||
IRQ SAADC_IRQHandler
|
||||
IRQ TIMER0_IRQHandler
|
||||
IRQ TIMER1_IRQHandler
|
||||
IRQ TIMER2_IRQHandler
|
||||
IRQ RTC0_IRQHandler
|
||||
IRQ TEMP_IRQHandler
|
||||
IRQ RNG_IRQHandler
|
||||
IRQ ECB_IRQHandler
|
||||
IRQ CCM_AAR_IRQHandler
|
||||
IRQ WDT_IRQHandler
|
||||
IRQ RTC1_IRQHandler
|
||||
IRQ QDEC_IRQHandler
|
||||
IRQ COMP_LPCOMP_IRQHandler
|
||||
IRQ SWI0_EGU0_IRQHandler
|
||||
IRQ SWI1_EGU1_IRQHandler
|
||||
IRQ SWI2_EGU2_IRQHandler
|
||||
IRQ SWI3_EGU3_IRQHandler
|
||||
IRQ SWI4_EGU4_IRQHandler
|
||||
IRQ SWI5_EGU5_IRQHandler
|
||||
IRQ TIMER3_IRQHandler
|
||||
IRQ TIMER4_IRQHandler
|
||||
IRQ PWM0_IRQHandler
|
||||
IRQ PDM_IRQHandler
|
||||
IRQ MWU_IRQHandler
|
||||
IRQ PWM1_IRQHandler
|
||||
IRQ PWM2_IRQHandler
|
||||
IRQ SPIM2_SPIS2_SPI2_IRQHandler
|
||||
IRQ RTC2_IRQHandler
|
||||
IRQ I2S_IRQHandler
|
||||
IRQ FPU_IRQHandler
|
||||
IRQ USBD_IRQHandler
|
||||
IRQ UARTE1_IRQHandler
|
||||
IRQ QSPI_IRQHandler
|
||||
IRQ CRYPTOCELL_IRQHandler
|
||||
IRQ PWM3_IRQHandler
|
||||
IRQ SPIM3_IRQHandler
|
||||
|
||||
.end
|
168
lib/sdk/components/toolchain/gcc/nrf52_common.ld
Normal file
168
lib/sdk/components/toolchain/gcc/nrf52_common.ld
Normal file
@ -0,0 +1,168 @@
|
||||
/* Linker script for Nordic Semiconductor nRF52 devices
|
||||
*
|
||||
* Version: Sourcery G++ 4.5-1
|
||||
* Support: https://support.codesourcery.com/GNUToolchain/
|
||||
*
|
||||
* Copyright (c) 2007, 2008, 2009, 2010 CodeSourcery, Inc.
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
|
||||
|
||||
/* Linker script to place sections and symbol values. Should be used together
|
||||
* with other linker script that defines memory regions FLASH and RAM.
|
||||
* It references following symbols, which must be defined in code:
|
||||
* Reset_Handler : Entry of reset handler
|
||||
*
|
||||
* It defines following symbols, which code can use without definition:
|
||||
* __exidx_start
|
||||
* __exidx_end
|
||||
* __etext
|
||||
* __data_start__
|
||||
* __preinit_array_start
|
||||
* __preinit_array_end
|
||||
* __init_array_start
|
||||
* __init_array_end
|
||||
* __fini_array_start
|
||||
* __fini_array_end
|
||||
* __data_end__
|
||||
* __bss_start__
|
||||
* __bss_end__
|
||||
* __end__
|
||||
* end
|
||||
* __HeapBase
|
||||
* __HeapLimit
|
||||
* __StackLimit
|
||||
* __StackTop
|
||||
* __stack
|
||||
*/
|
||||
ENTRY(Reset_Handler)
|
||||
|
||||
SECTIONS
|
||||
{
|
||||
.text :
|
||||
{
|
||||
KEEP(*(.isr_vector))
|
||||
*(.text*)
|
||||
|
||||
KEEP(*(.init))
|
||||
KEEP(*(.fini))
|
||||
|
||||
/* .ctors */
|
||||
*crtbegin.o(.ctors)
|
||||
*crtbegin?.o(.ctors)
|
||||
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
|
||||
*(SORT(.ctors.*))
|
||||
*(.ctors)
|
||||
|
||||
/* .dtors */
|
||||
*crtbegin.o(.dtors)
|
||||
*crtbegin?.o(.dtors)
|
||||
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
|
||||
*(SORT(.dtors.*))
|
||||
*(.dtors)
|
||||
|
||||
*(.rodata*)
|
||||
|
||||
KEEP(*(.eh_frame*))
|
||||
} > FLASH
|
||||
|
||||
.ARM.extab :
|
||||
{
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
} > FLASH
|
||||
|
||||
__exidx_start = .;
|
||||
.ARM.exidx :
|
||||
{
|
||||
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
||||
} > FLASH
|
||||
__exidx_end = .;
|
||||
|
||||
__etext = .;
|
||||
|
||||
.data : AT (__etext)
|
||||
{
|
||||
__data_start__ = .;
|
||||
*(vtable)
|
||||
*(.data*)
|
||||
|
||||
. = ALIGN(4);
|
||||
/* preinit data */
|
||||
PROVIDE_HIDDEN (__preinit_array_start = .);
|
||||
KEEP(*(.preinit_array))
|
||||
PROVIDE_HIDDEN (__preinit_array_end = .);
|
||||
|
||||
. = ALIGN(4);
|
||||
/* init data */
|
||||
PROVIDE_HIDDEN (__init_array_start = .);
|
||||
KEEP(*(SORT(.init_array.*)))
|
||||
KEEP(*(.init_array))
|
||||
PROVIDE_HIDDEN (__init_array_end = .);
|
||||
|
||||
|
||||
. = ALIGN(4);
|
||||
/* finit data */
|
||||
PROVIDE_HIDDEN (__fini_array_start = .);
|
||||
KEEP(*(SORT(.fini_array.*)))
|
||||
KEEP(*(.fini_array))
|
||||
PROVIDE_HIDDEN (__fini_array_end = .);
|
||||
|
||||
KEEP(*(.jcr*))
|
||||
. = ALIGN(4);
|
||||
/* All data end */
|
||||
__data_end__ = .;
|
||||
|
||||
} > RAM
|
||||
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
__bss_start__ = .;
|
||||
*(.bss*)
|
||||
*(COMMON)
|
||||
. = ALIGN(4);
|
||||
__bss_end__ = .;
|
||||
} > RAM
|
||||
|
||||
.heap (COPY):
|
||||
{
|
||||
__HeapBase = .;
|
||||
__end__ = .;
|
||||
PROVIDE(end = .);
|
||||
KEEP(*(.heap*))
|
||||
__HeapLimit = .;
|
||||
} > RAM
|
||||
|
||||
/* .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 (COPY):
|
||||
{
|
||||
KEEP(*(.stack*))
|
||||
} > RAM
|
||||
|
||||
/* 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(__stack = __StackTop);
|
||||
|
||||
/* Check if data + heap + stack exceeds RAM limit */
|
||||
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
|
||||
|
||||
/* Check if text sections + data exceeds FLASH limit */
|
||||
DataInitFlashUsed = __bss_start__ - __data_start__;
|
||||
CodeFlashUsed = __etext - ORIGIN(FLASH);
|
||||
TotalFlashUsed = CodeFlashUsed + DataInitFlashUsed;
|
||||
ASSERT(TotalFlashUsed <= LENGTH(FLASH), "region FLASH overflowed with .data and user data")
|
||||
|
||||
}
|
13
lib/sdk/components/toolchain/gcc/nrf52_xxaa.ld
Normal file
13
lib/sdk/components/toolchain/gcc/nrf52_xxaa.ld
Normal file
@ -0,0 +1,13 @@
|
||||
/* Linker script to configure memory regions. */
|
||||
|
||||
SEARCH_DIR(.)
|
||||
GROUP(-lgcc -lc -lnosys)
|
||||
|
||||
MEMORY
|
||||
{
|
||||
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x80000
|
||||
RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x10000
|
||||
}
|
||||
|
||||
|
||||
INCLUDE "nrf52_common.ld"
|
168
lib/sdk/components/toolchain/gcc/nrf5x_common.ld
Normal file
168
lib/sdk/components/toolchain/gcc/nrf5x_common.ld
Normal file
@ -0,0 +1,168 @@
|
||||
/* Linker script for Nordic Semiconductor nRF51 devices
|
||||
*
|
||||
* Version: Sourcery G++ 4.5-1
|
||||
* Support: https://support.codesourcery.com/GNUToolchain/
|
||||
*
|
||||
* Copyright (c) 2007, 2008, 2009, 2010 CodeSourcery, Inc.
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
|
||||
|
||||
/* Linker script to place sections and symbol values. Should be used together
|
||||
* with other linker script that defines memory regions FLASH and RAM.
|
||||
* It references following symbols, which must be defined in code:
|
||||
* Reset_Handler : Entry of reset handler
|
||||
*
|
||||
* It defines following symbols, which code can use without definition:
|
||||
* __exidx_start
|
||||
* __exidx_end
|
||||
* __etext
|
||||
* __data_start__
|
||||
* __preinit_array_start
|
||||
* __preinit_array_end
|
||||
* __init_array_start
|
||||
* __init_array_end
|
||||
* __fini_array_start
|
||||
* __fini_array_end
|
||||
* __data_end__
|
||||
* __bss_start__
|
||||
* __bss_end__
|
||||
* __end__
|
||||
* end
|
||||
* __HeapBase
|
||||
* __HeapLimit
|
||||
* __StackLimit
|
||||
* __StackTop
|
||||
* __stack
|
||||
*/
|
||||
ENTRY(Reset_Handler)
|
||||
|
||||
SECTIONS
|
||||
{
|
||||
.text :
|
||||
{
|
||||
KEEP(*(.isr_vector))
|
||||
*(.text*)
|
||||
|
||||
KEEP(*(.init))
|
||||
KEEP(*(.fini))
|
||||
|
||||
/* .ctors */
|
||||
*crtbegin.o(.ctors)
|
||||
*crtbegin?.o(.ctors)
|
||||
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
|
||||
*(SORT(.ctors.*))
|
||||
*(.ctors)
|
||||
|
||||
/* .dtors */
|
||||
*crtbegin.o(.dtors)
|
||||
*crtbegin?.o(.dtors)
|
||||
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
|
||||
*(SORT(.dtors.*))
|
||||
*(.dtors)
|
||||
|
||||
*(.rodata*)
|
||||
|
||||
KEEP(*(.eh_frame*))
|
||||
} > FLASH
|
||||
|
||||
.ARM.extab :
|
||||
{
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
} > FLASH
|
||||
|
||||
__exidx_start = .;
|
||||
.ARM.exidx :
|
||||
{
|
||||
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
||||
} > FLASH
|
||||
__exidx_end = .;
|
||||
|
||||
__etext = .;
|
||||
|
||||
.data : AT (__etext)
|
||||
{
|
||||
__data_start__ = .;
|
||||
*(vtable)
|
||||
*(.data*)
|
||||
|
||||
. = ALIGN(4);
|
||||
/* preinit data */
|
||||
PROVIDE_HIDDEN (__preinit_array_start = .);
|
||||
KEEP(*(.preinit_array))
|
||||
PROVIDE_HIDDEN (__preinit_array_end = .);
|
||||
|
||||
. = ALIGN(4);
|
||||
/* init data */
|
||||
PROVIDE_HIDDEN (__init_array_start = .);
|
||||
KEEP(*(SORT(.init_array.*)))
|
||||
KEEP(*(.init_array))
|
||||
PROVIDE_HIDDEN (__init_array_end = .);
|
||||
|
||||
|
||||
. = ALIGN(4);
|
||||
/* finit data */
|
||||
PROVIDE_HIDDEN (__fini_array_start = .);
|
||||
KEEP(*(SORT(.fini_array.*)))
|
||||
KEEP(*(.fini_array))
|
||||
PROVIDE_HIDDEN (__fini_array_end = .);
|
||||
|
||||
KEEP(*(.jcr*))
|
||||
. = ALIGN(4);
|
||||
/* All data end */
|
||||
__data_end__ = .;
|
||||
|
||||
} > RAM
|
||||
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
__bss_start__ = .;
|
||||
*(.bss*)
|
||||
*(COMMON)
|
||||
. = ALIGN(4);
|
||||
__bss_end__ = .;
|
||||
} > RAM
|
||||
|
||||
.heap (COPY):
|
||||
{
|
||||
__HeapBase = .;
|
||||
__end__ = .;
|
||||
PROVIDE(end = .);
|
||||
KEEP(*(.heap*))
|
||||
__HeapLimit = .;
|
||||
} > RAM
|
||||
|
||||
/* .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 (COPY):
|
||||
{
|
||||
KEEP(*(.stack*))
|
||||
} > RAM
|
||||
|
||||
/* 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(__stack = __StackTop);
|
||||
|
||||
/* Check if data + heap + stack exceeds RAM limit */
|
||||
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
|
||||
|
||||
/* Check if text sections + data exceeds FLASH limit */
|
||||
DataInitFlashUsed = __bss_start__ - __data_start__;
|
||||
CodeFlashUsed = __etext - ORIGIN(FLASH);
|
||||
TotalFlashUsed = CodeFlashUsed + DataInitFlashUsed;
|
||||
ASSERT(TotalFlashUsed <= LENGTH(FLASH), "region FLASH overflowed with .data and user data")
|
||||
|
||||
}
|
Reference in New Issue
Block a user