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[Opta] Set default Eth MAC Address from OTP #595

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Merged
merged 1 commit into from
Dec 21, 2022
Merged

[Opta] Set default Eth MAC Address from OTP #595

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3 changes: 3 additions & 0 deletions variants/OPTA/pins_arduino.h
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Original file line number Diff line number Diff line change
Expand Up @@ -146,6 +146,9 @@ static const uint8_t SCK = PIN_SPI_SCK;
uint16_t _getVid_();
uint16_t _getPid_();

// Retrieve (Arduino OUI) Ethernet MAC Address from QSPIF OTP
uint8_t _getSecureEthMac_(uint8_t *);

#define BOARD_NAME "Arduino Opta"

#define DFU_MAGIC_SERIAL_ONLY_RESET 0xb0
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15 changes: 15 additions & 0 deletions variants/OPTA/variant.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -322,6 +322,21 @@ uint16_t _getPid_() {
#endif
}

uint8_t _getSecureEthMac_(uint8_t *mac_address) {
if (!has_otp_info) {
getSecureFlashData();
}
memcpy(mac_address, ((OptaBoardInfo*)_boardInfo)->mac_address, 6);

return 6;
}

uint8_t mbed_otp_mac_address(char *mac)
{
auto ret = _getSecureEthMac_(reinterpret_cast<uint8_t *>(mac));
return ret;
}

#define BOARD_REVISION(x,y) (x << 8 | y)

void initVariant() {
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