added prescaler for 16 bit pwm in LPC1347 target
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targets/cmsis/TARGET_ARM_SSG/TARGET_BEETLE/TOOLCHAIN_GCC_ARM/BEETLE.ld
- Committer:
- <>
- Date:
- 2016-09-02
- Revision:
- 144:ef7eb2e8f9f7
File content as of revision 144:ef7eb2e8f9f7:
/* * BEETLE CMSIS Library */ /* * Copyright (c) 2009-2016 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 * * 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. */ /* * This file is derivative of CMSIS V5.00 gcc_arm.ld */ /* Linker script for mbed BEETLE SoC */ /* Linker script to configure memory regions. */ MEMORY { VECTORS (rx) : ORIGIN = 0x00000000, LENGTH = 0x00000400 FLASH (rx) : ORIGIN = 0x00000400, LENGTH = 0x00040000 - 0x00000400 RAM (rwx) : ORIGIN = 0x20000140, LENGTH = 0x00020000 - 0x00000140 } /* 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 * __HeapLimit * __StackLimit * __StackTop * __stack */ ENTRY(Reset_Handler) SECTIONS { .isr_vector : { __vector_table = .; KEEP(*(.vector_table)) *(.text.Reset_Handler) *(.text.System_Init) . = ALIGN(4); } > VECTORS .cordio : { *CORDIO_RO_2.1.o *TRIM_2.1.o } > FLASH .text : { *(.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 (__preinit_array_start = .); KEEP(*(.preinit_array)) PROVIDE (__preinit_array_end = .); . = ALIGN(4); /* init data */ PROVIDE (__init_array_start = .); KEEP(*(SORT(.init_array.*))) KEEP(*(.init_array)) PROVIDE (__init_array_end = .); . = ALIGN(4); /* finit data */ PROVIDE (__fini_array_start = .); KEEP(*(SORT(.fini_array.*))) KEEP(*(.fini_array)) PROVIDE (__fini_array_end = .); . = ALIGN(4); /* All data end */ __data_end__ = .; } > RAM .bss : { __bss_start__ = .; *(.bss*) *(COMMON) __bss_end__ = .; } > RAM bss_size = __bss_end__ - __bss_start__; .heap : { __end__ = .; end = __end__; *(.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 : { *(.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") } /* End of sections */