1 comment:
File src/arch/arm64/armv8/exception.c:
Patch Set #1, Line 136: __uart_tx_byte
What if a board does not initialize UART, or even does not include UART drivers? […]
__uart_tx_byte() is defined to a no-op if serial drivers aren't configured in.
If the UART driver is configured in but hangs, then yeah, this will hang. But otherwise it would hang at the printk() below anyway.
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