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This fixes ARMmbed#4602 issue, mbed_main should be invoked right before the real main
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/************************************************** | ||
* | ||
* Part two of the system initialization code, contains C-level | ||
* initialization, thumb-2 only variant. | ||
* | ||
* $Revision: 59783 $ | ||
* | ||
**************************************************/ | ||
/* Copyright 2008-2017, IAR Systems AB. | ||
This source code is the property of IAR Systems. The source code may only | ||
be used together with the IAR Embedded Workbench. Redistribution and use | ||
in source and binary forms, with or without modification, is permitted | ||
provided that the following conditions are met: | ||
- Redistributions of source code, in whole or in part, must retain the | ||
above copyright notice, this list of conditions and the disclaimer below. | ||
- IAR Systems name may not be used to endorse or promote products | ||
derived from this software without specific prior written permission. | ||
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | ||
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | ||
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | ||
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
*/ | ||
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; -------------------------------------------------- | ||
; Module ?cmain, C-level initialization. | ||
; | ||
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SECTION SHT$$PREINIT_ARRAY:CONST:NOROOT(2) | ||
SECTION SHT$$INIT_ARRAY:CONST:NOROOT(2) | ||
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SECTION .text:CODE:NOROOT(2) | ||
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PUBLIC __cmain | ||
;; Keep ?main for legacy reasons, it is accessed in countless instances of cstartup.s around the world... | ||
PUBLIC ?main | ||
EXTWEAK __iar_data_init3 | ||
EXTWEAK __iar_argc_argv | ||
EXTERN __low_level_init | ||
EXTERN __call_ctors | ||
EXTERN main | ||
EXTERN exit | ||
EXTERN __iar_dynamic_initialization | ||
EXTERN mbed_sdk_init | ||
EXTERN mbed_main | ||
EXTERN SystemInit | ||
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THUMB | ||
__cmain: | ||
?main: | ||
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; Initialize segments. | ||
; __segment_init and __low_level_init are assumed to use the same | ||
; instruction set and to be reachable by BL from the ICODE segment | ||
; (it is safest to link them in segment ICODE). | ||
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FUNCALL __cmain, __low_level_init | ||
bl __low_level_init | ||
cmp r0,#0 | ||
beq ?l1 | ||
FUNCALL __cmain, __iar_data_init3 | ||
bl __iar_data_init3 | ||
MOVS r0,#0 ; No parameters | ||
FUNCALL __cmain, mbed_sdk_init | ||
BL mbed_sdk_init | ||
MOVS r0,#0 ; No parameters | ||
FUNCALL __cmain, __iar_dynamic_initialization | ||
BL __iar_dynamic_initialization ; C++ dynamic initialization | ||
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?l1: | ||
REQUIRE ?l3 | ||
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SECTION .text:CODE:NOROOT(2) | ||
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PUBLIC _main | ||
PUBLIC _call_main | ||
THUMB | ||
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__iar_init$$done: ; Copy initialization is done | ||
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?l3: | ||
_call_main: | ||
MOVS r0,#0 ; No parameters | ||
FUNCALL __cmain, __iar_argc_argv | ||
BL __iar_argc_argv ; Maybe setup command line | ||
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MOVS r0,#0 ; No parameters | ||
FUNCALL __cmain, mbed_main | ||
BL mbed_main | ||
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FUNCALL __cmain, main | ||
BL main | ||
_main: | ||
FUNCALL __cmain, exit | ||
BL exit | ||
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END |