Re: [PATCH v2 2/2] risc-v: implement DBCN based debug console

On Mon, Sep 04, 2023 at 01:24:04PM +0200, Heinrich Schuchardt wrote:

Use the DBCN SBI extension to implement a debug console. Make it the default for S-mode RISC-V.

Signed-off-by: Heinrich Schuchardt heinrich.schuchardt@canonical.com

v2: check that we are in S-mode

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drivers/serial/Kconfig | 5 ++++- drivers/serial/serial_sbi.c | 20 ++++++++++++++++++++ 2 files changed, 24 insertions(+), 1 deletion(-)

Reviewed-by: Leo Yu-Chi Liang ycliang@andestech.com