52 lines
1.1 KiB
C
52 lines
1.1 KiB
C
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#ifndef USER_CALL_H
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#define USER_CALL_H
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/**
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* How to use this driver
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* 1. add follows to SECTIONS in link.ld such us "STM32F407ZGTx_FLASH.ld"
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*
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..........................
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SECTIONS
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{
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...
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.text{:
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. = ALIGN(4);
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__cmd_call_start = .;
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KEEP(*(__cmd_call))
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__cmd_call_end = .;
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. = ALIGN(4);
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..................
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* 2. use CMD_EXPORT to bangding the cmd and function
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exanple
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#define CMD_ADC 1
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int abc_deal(void){
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return 0;
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}
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CMD_EXPORT(CMD_ADC,abc_deal);
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* 3. add
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*/
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typedef struct cfg_call_t
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{
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int __cmd;
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int (*__func)(void);
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}cfg_call_t;
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#if defined(__CC_ARM) || defined(__CLANG_ARM) || defined(__GNUC__) || defined(__ADSPBLACKFIN__)
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#define __SECTION(x) __attribute__((section(x)))
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#define __USED __attribute__((used))
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#elif defined(__IAR_SYSTEMS_ICC__)
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#define __SECTION(x) @x
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#define __USED __root
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#else
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#define __SECTION(x)
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#define __USED
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#endif
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#define CMD_EXPORT(cmd, fuction) __USED const cfg_call_t cmd##_func __SECTION("__cmd_call") = { \
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.__cmd = cmd, \
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.__func = fuction}
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#endif
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