kopia lustrzana https://github.com/stlink-org/stlink
Do not crash when the STLink chip returns a voltage factor of zero.
rodzic
40fbdb4112
commit
3387ca5b42
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@ -238,7 +238,13 @@ int32_t _stlink_usb_target_voltage(stlink_t *sl) {
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factor = (rdata[3] << 24) | (rdata[2] << 16) | (rdata[1] << 8) | (rdata[0] << 0);
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reading = (rdata[7] << 24) | (rdata[6] << 16) | (rdata[5] << 8) | (rdata[4] << 0);
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voltage = 2400 * reading / factor;
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DLOG("target voltage factor=%08x reading=%08x\n", factor, reading);
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if (factor != 0 && reading != 0) {
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voltage = 2400 * reading / factor;
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} else {
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DLOG("voltage reading failed at device side, bad STLink chip?\n");
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voltage = 0;
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}
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return (voltage);
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}
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