570bf14394
This allows uses to peek the byte at the current head of the FIFO. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Octavian Purdila <tavip@google.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-ID: <20240828122258.928947-9-mark.cave-ayland@ilande.co.uk> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>