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Add UDID support.

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This commit is contained in:
Jonathan Naylor
2020-11-09 10:23:57 +00:00
parent 81518bf74c
commit 99d2a0d822
6 changed files with 74 additions and 4 deletions
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IODue.cpp
+20
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@@ -291,4 +291,24 @@ void CIO::delayInt(unsigned int dly)
delay(dly);
}
uint8_t CIO::getCPU() const
{
return 0U;
}
// Code taken from https://github.com/emagii/at91sam3s/blob/master/examples/eefc_uniqueid/main.c
void CIO::getUDID(uint8_t* buffer)
{
EFC->EEFC_FCR = (0x5A << 24) | EFC_FCMD_STUI;
::memcpy(buffer, (void *)IFLASH_ADDR, 16U);
EFC->EEFC_FCR = (0x5A << 24) | EFC_FCMD_SPUI;
do {
status = EFC->EEFC_FSR ;
} while ((status & EEFC_FSR_FRDY) != EEFC_FSR_FRDY);
}
#endif