lzbp li / mbed-stm32l0l1-src-1

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Fork of mbed-stm32l0/l1-src by lzbp li

targets/cmsis/TOOLCHAIN_IAR/cmain.S@638:56887a2974b9, 2016-09-08 (annotated)

Committer:
lzbpli
Date:
Thu Sep 08 02:46:37 2016 +0000
Revision:
638:56887a2974b9
Parent:
577:15494b56c2f3 
????

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 437:0b72c0f86db6 1 /**************************************************
mbed_official 437:0b72c0f86db6 2 *
mbed_official 437:0b72c0f86db6 3 * Part two of the system initialization code, contains C-level
mbed_official 437:0b72c0f86db6 4 * initialization, thumb-2 only variant.
mbed_official 437:0b72c0f86db6 5 *
mbed_official 437:0b72c0f86db6 6 * Copyright 2006 IAR Systems. All rights reserved.
mbed_official 437:0b72c0f86db6 7 *
mbed_official 437:0b72c0f86db6 8 * $Revision: 59783 $
mbed_official 437:0b72c0f86db6 9 *
mbed_official 437:0b72c0f86db6 10 **************************************************/
mbed_official 437:0b72c0f86db6 11
mbed_official 437:0b72c0f86db6 12
mbed_official 437:0b72c0f86db6 13 ; --------------------------------------------------
mbed_official 437:0b72c0f86db6 14 ; Module ?cmain, C-level initialization.
mbed_official 437:0b72c0f86db6 15 ;
mbed_official 437:0b72c0f86db6 16
mbed_official 437:0b72c0f86db6 17
mbed_official 437:0b72c0f86db6 18 SECTION SHT$$PREINIT_ARRAY:CONST:NOROOT(2)
mbed_official 437:0b72c0f86db6 19 SECTION SHT$$INIT_ARRAY:CONST:NOROOT(2)
mbed_official 437:0b72c0f86db6 20
mbed_official 437:0b72c0f86db6 21 SECTION .text:CODE:NOROOT(2)
mbed_official 437:0b72c0f86db6 22
mbed_official 437:0b72c0f86db6 23 PUBLIC __cmain
mbed_official 437:0b72c0f86db6 24 ;; Keep ?main for legacy reasons, it is accessed in countless instances of cstartup.s around the world...
mbed_official 437:0b72c0f86db6 25 PUBLIC ?main
mbed_official 437:0b72c0f86db6 26 EXTWEAK __iar_data_init3
mbed_official 437:0b72c0f86db6 27 EXTWEAK __iar_argc_argv
mbed_official 437:0b72c0f86db6 28 EXTERN __low_level_init
mbed_official 437:0b72c0f86db6 29 EXTERN __call_ctors
mbed_official 437:0b72c0f86db6 30 EXTERN main
mbed_official 437:0b72c0f86db6 31 EXTERN exit
mbed_official 437:0b72c0f86db6 32 EXTERN __iar_dynamic_initialization
mbed_official 437:0b72c0f86db6 33 EXTERN mbed_sdk_init
mbed_official 437:0b72c0f86db6 34 EXTERN SystemInit
mbed_official 437:0b72c0f86db6 35
mbed_official 437:0b72c0f86db6 36 THUMB
mbed_official 437:0b72c0f86db6 37 __cmain:
mbed_official 437:0b72c0f86db6 38 ?main:
mbed_official 437:0b72c0f86db6 39
mbed_official 437:0b72c0f86db6 40 ; Initialize segments.
mbed_official 437:0b72c0f86db6 41 ; __segment_init and __low_level_init are assumed to use the same
mbed_official 437:0b72c0f86db6 42 ; instruction set and to be reachable by BL from the ICODE segment
mbed_official 437:0b72c0f86db6 43 ; (it is safest to link them in segment ICODE).
mbed_official 437:0b72c0f86db6 44
mbed_official 437:0b72c0f86db6 45 FUNCALL __cmain, __low_level_init
mbed_official 437:0b72c0f86db6 46 bl __low_level_init
mbed_official 437:0b72c0f86db6 47 cmp r0,#0
mbed_official 437:0b72c0f86db6 48 beq ?l1
mbed_official 437:0b72c0f86db6 49 FUNCALL __cmain, __iar_data_init3
mbed_official 437:0b72c0f86db6 50 bl __iar_data_init3
mbed_official 437:0b72c0f86db6 51 MOVS r0,#0 ; No parameters
mbed_official 437:0b72c0f86db6 52 FUNCALL __cmain, mbed_sdk_init
mbed_official 437:0b72c0f86db6 53 BL mbed_sdk_init
mbed_official 437:0b72c0f86db6 54 MOVS r0,#0 ; No parameters
mbed_official 437:0b72c0f86db6 55 FUNCALL __cmain, __iar_dynamic_initialization
mbed_official 437:0b72c0f86db6 56 BL __iar_dynamic_initialization ; C++ dynamic initialization
mbed_official 437:0b72c0f86db6 57
mbed_official 437:0b72c0f86db6 58 ?l1:
mbed_official 437:0b72c0f86db6 59 REQUIRE ?l3
mbed_official 437:0b72c0f86db6 60
mbed_official 437:0b72c0f86db6 61 SECTION .text:CODE:NOROOT(2)
mbed_official 437:0b72c0f86db6 62
mbed_official 437:0b72c0f86db6 63 PUBLIC _main
mbed_official 437:0b72c0f86db6 64 PUBLIC _call_main
mbed_official 437:0b72c0f86db6 65 THUMB
mbed_official 437:0b72c0f86db6 66
mbed_official 437:0b72c0f86db6 67 __iar_init$$done: ; Copy initialization is done
mbed_official 437:0b72c0f86db6 68
mbed_official 437:0b72c0f86db6 69 ?l3:
mbed_official 437:0b72c0f86db6 70 _call_main:
mbed_official 437:0b72c0f86db6 71 MOVS r0,#0 ; No parameters
mbed_official 437:0b72c0f86db6 72 FUNCALL __cmain, __iar_argc_argv
mbed_official 437:0b72c0f86db6 73 BL __iar_argc_argv ; Maybe setup command line
mbed_official 437:0b72c0f86db6 74
mbed_official 437:0b72c0f86db6 75 FUNCALL __cmain, main
mbed_official 437:0b72c0f86db6 76 BL main
mbed_official 437:0b72c0f86db6 77 _main:
mbed_official 437:0b72c0f86db6 78 FUNCALL __cmain, exit
mbed_official 437:0b72c0f86db6 79 BL exit
mbed_official 437:0b72c0f86db6 80
mbed_official 437:0b72c0f86db6 81 END