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openFPGALoader
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updated to set authentication mode

This commit is contained in:
Martin Beynon 2021-11-25 14:59:37 +00:00
parent 7fe0a5ab66
commit c06e920143
1 changed files with 9 additions and 8 deletions
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17
src/lattice.cpp
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@ -2042,26 +2042,27 @@ bool Lattice::program_pubkey_MachXO3D()
/* Programming and Verify the AUTH_EN2 and AUTH_EN1 Fuses..."
* -- This is undocumented (extracted from USB capture) */
uint8_t tx_byte = 0x01;
wr_rd(0xc4, &tx, 1, NULL, 0);
uint8_t tx_byte = 0x03;
wr_rd(0xc4, &tx_byte, 1, NULL, 0);
_jtag->set_state(Jtag::RUN_TEST_IDLE);
_jtag->toggleClk(2);
wr_rd(ISC_NOOP, NULL, 0, NULL, 0);
/* lattice diamond sends this twice... ? */
wr_rd(0xc4, &tx, 1, NULL, 0);
wr_rd(0xc4, &tx_byte, 1, NULL, 0);
_jtag->set_state(Jtag::RUN_TEST_IDLE);
_jtag->toggleClk(2);
wr_rd(ISC_NOOP, NULL, 0, NULL, 0);
if (_verbose) {
wr_rd(READ_STATUS_REGISTER_1, NULL, 0, rxkey, 4);
_jtag->set_state(Jtag::RUN_TEST_IDLE);
_jtag->toggleClk(2);
wr_rd(READ_STATUS_REGISTER_1, NULL, 0, rxkey, 4);
_jtag->set_state(Jtag::RUN_TEST_IDLE);
_jtag->toggleClk(2);
printf("Auth Mode: [0x%x]\n", rxkey >> 0x08 & 0x03);
printf("Auth Mode: [%s] (0x%x)\n", (rxkey[1] & 0x03 ? "ECDSA Signature Verification" : rxkey[1] & 0x01 ? "HMAC Authentication" : "No Authentication"), rxkey[1] & 0x03);
}
/* ISC program done 0x5E */
printInfo("Write program Done: ", false);