80 lines
2.0 KiB
ArmAsm
80 lines
2.0 KiB
ArmAsm
/*
|
|
ChibiOS - Copyright (C) 2006..2015 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.
|
|
*/
|
|
|
|
/**
|
|
* @file ARMCMx/IAR/cstartup.s
|
|
* @brief Generic IAR Cortex-Mx startup file.
|
|
*
|
|
* @addtogroup ARMCMx_IAR_STARTUP
|
|
* @{
|
|
*/
|
|
|
|
#if !defined(__DOXYGEN__)
|
|
|
|
MODULE ?cstartup
|
|
|
|
CONTROL_MODE_PRIVILEGED SET 0
|
|
CONTROL_MODE_UNPRIVILEGED SET 1
|
|
CONTROL_USE_MSP SET 0
|
|
CONTROL_USE_PSP SET 2
|
|
|
|
AAPCS INTERWORK, VFP_COMPATIBLE, ROPI
|
|
PRESERVE8
|
|
|
|
SECTION .intvec:CODE:NOROOT(3)
|
|
|
|
SECTION CSTACK:DATA:NOROOT(3)
|
|
PUBLIC __main_thread_stack_base__
|
|
__main_thread_stack_base__:
|
|
PUBLIC __heap_end__
|
|
__heap_end__:
|
|
|
|
SECTION SYSHEAP:DATA:NOROOT(3)
|
|
PUBLIC __heap_base__
|
|
__heap_base__:
|
|
|
|
PUBLIC __iar_program_start
|
|
EXTERN __vector_table
|
|
EXTWEAK __iar_init_core
|
|
EXTWEAK __iar_init_vfp
|
|
EXTERN __cmain
|
|
|
|
SECTION .text:CODE:REORDER(2)
|
|
REQUIRE __vector_table
|
|
THUMB
|
|
__iar_program_start:
|
|
cpsid i
|
|
ldr r0, =SFE(CSTACK)
|
|
msr PSP, r0
|
|
movs r0, #CONTROL_MODE_PRIVILEGED | CONTROL_USE_PSP
|
|
msr CONTROL, r0
|
|
isb
|
|
bl __early_init
|
|
bl __iar_init_core
|
|
bl __iar_init_vfp
|
|
b __cmain
|
|
|
|
SECTION .text:CODE:NOROOT:REORDER(2)
|
|
PUBWEAK __early_init
|
|
__early_init:
|
|
bx lr
|
|
|
|
END
|
|
|
|
#endif /* !defined(__DOXYGEN__) */
|
|
|
|
/**< @} */
|