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ChibiOS
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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@6938 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
gdisirio 2014-05-14 09:14:36 +00:00
parent d6d0322077
commit 9605c9af31
2 changed files with 145 additions and 3 deletions
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6
os/common/ports/ARM/compilers/GCC/crt0.s
View File

@ -46,12 +46,12 @@
/*
* Reset handler.
*/
.global ResetHandler
ResetHandler:
.global Reset_Handler
Reset_Handler:
/*
* Stack pointers initialization.
*/
ldr r0, =__ram_end__
ldr r0, =___stacks_end__
/* Undefined */
msr CPSR_c, #MODE_UND | I_BIT | F_BIT
mov sp, r0

142
os/common/ports/ARM/compilers/GCC/rules.ld Normal file
View File

@ -0,0 +1,142 @@
/*
ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
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.
*/
__stacks_total_size__ = __und_stack_size__ + __abt_stack_size__ + __fiq_stack_size__ + __irq_stack_size__ + __svc_stack_size__ + __sys_stack_size__;
__main_thread_stack_base__ = __ram_start__;
__ram_start__ = ORIGIN(ram);
__ram_size__ = LENGTH(ram);
__ram_end__ = __ram_start__ + __ram_size__;
__ram1_start__ = ORIGIN(ram1);
__ram1_size__ = LENGTH(ram1);
__ram1_end__ = __ram1_start__ + __ram1_size__;
__ram2_start__ = ORIGIN(ram2);
__ram2_size__ = LENGTH(ram2);
__ram2_end__ = __ram2_start__ + __ram2_size__;
__ram3_start__ = ORIGIN(ram3);
__ram3_size__ = LENGTH(ram3);
__ram3_end__ = __ram3_start__ + __ram3_size__;
ENTRY(Reset_Handler)
SECTIONS
{
. = 0;
_text = .;
startup : ALIGN(16) SUBALIGN(16)
{
KEEP(*(vectors))
} > flash
constructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE(__init_array_end = .);
} > flash
destructors : ALIGN(4) SUBALIGN(4)
{
PROVIDE(__fini_array_start = .);
KEEP(*(.fini_array))
KEEP(*(SORT(.fini_array.*)))
PROVIDE(__fini_array_end = .);
} > flash
.text : ALIGN(16) SUBALIGN(16)
{
*(.text)
*(.text.*)
*(.rodata)
*(.rodata.*)
*(.glue_7t)
*(.glue_7)
*(.gcc*)
} > flash
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > flash
.ARM.exidx : {
PROVIDE(__exidx_start = .);
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
PROVIDE(__exidx_end = .);
} > flash
.eh_frame_hdr :
{
*(.eh_frame_hdr)
} > flash
.eh_frame : ONLY_IF_RO
{
*(.eh_frame)
} > flash
.textalign : ONLY_IF_RO
{
. = ALIGN(8);
} > flash
. = ALIGN(4);
_etext = .;
_textdata = _etext;
.stacks :
{
. = ALIGN(8);
___stacks_base__ = .;
. += __stacks_total_size__;
. = ALIGN(8);
___stacks_end__ = .;
} > ram
.data :
{
. = ALIGN(4);
PROVIDE(_data = .);
*(.data)
. = ALIGN(4);
*(.data.*)
. = ALIGN(4);
*(.ramtext)
. = ALIGN(4);
PROVIDE(_edata = .);
} > ram AT > flash
.bss :
{
. = ALIGN(4);
PROVIDE(_bss_start = .);
*(.bss)
. = ALIGN(4);
*(.bss.*)
. = ALIGN(4);
*(COMMON)
. = ALIGN(4);
PROVIDE(_bss_end = .);
} > ram
}
PROVIDE(end = .);
_end = .;
__heap_base__ = _end;
__heap_end__ = __ram_end__;