rt-thread-official/libcpu/arm/stm32/fault_gcc.S

32 lines
778 B
ArmAsm

/*
* File : fault_gcc.S
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-11 Bernard first version
*/
.cpu cortex-m3
.fpu softvfp
.syntax unified
.thumb
.text
.global rt_hw_hard_fault
.type rt_hw_hard_fault, %function
rt_hw_hard_fault:
/* get current context */
MRS r0, psp /* get fault thread stack pointer */
PUSH {lr}
BL rt_hw_hard_fault_exception
POP {lr}
ORR lr, lr, #0x04
BX lr