25 lines
480 B
C
25 lines
480 B
C
#include <shell_api.h>
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#include <sys/ksys.h>
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#include <sys/ksys.h>
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#define SHELL_PING_TIMEOUT 10 // 0.1 sec
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#define SHELL_PING_MIN_DELAY 1
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int shell_ping()
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{
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*__shell_shm = SHELL_PING;
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_ksys_thread_yield(); // hope shell is fast enough
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size_t i = 0;
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while (*__shell_shm != SHELL_OK){
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if (i > (SHELL_PING_TIMEOUT / SHELL_PING_MIN_DELAY)) {
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return 0;
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}
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i++;
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_ksys_delay(SHELL_PING_MIN_DELAY);
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}
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return 1;
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}
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