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SPI: add NACK test endpoint (#2249)

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Co-authored-by: Comma Device <device@comma.ai>
This commit is contained in:
Adeeb Shihadeh
2025-07-30 20:32:46 -07:00
committed by GitHub
parent a0b52ed254
commit e13f3031c0
1 changed files with 4 additions and 1 deletions
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5
board/drivers/spi.h
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@@ -152,9 +152,12 @@ void spi_rx_done(void) {
print("SPI: did expect data for can_write\n");
}
} else if (spi_endpoint == 0xABU) {
// test endpoint, send max response length
// test endpoint: mimics panda -> device transfer
response_len = spi_data_len_miso;
response_ack = true;
} else if (spi_endpoint == 0xACU) {
// test endpoint: mimics device -> panda transfer (with NACK)
response_ack = false;
} else {
print("SPI: unexpected endpoint"); puth(spi_endpoint); print("\n");
}