[PATCH] riscv/console: Updated the console-config.c file
Hesham Almatary
hesham.almatary at cl.cam.ac.uk
Thu Apr 29 17:28:50 UTC 2021
On Wed, 28 Apr 2021 at 15:23, Somesh Deshmukh
<someshdeshmukh07 at gmail.com> wrote:
>
> - Parsing the sub-node should be available generic not specific to Freedom
> Arty310 board. If we remove the Freedom Arty macro now, it will lose
> backward compatibility.The proposed change will retain the backward
> compatibility and also adds the necessary fix for parsing sub-node.
>
> - Line 234 and 235 in riscv_console_probe() uses polled handlers for ns16550
> read and write while, the console_initialize function uses ns16550
> interrupt handler. Proposing a fix to make polled handlers consistant
> through out the console-config.c
> ---
> bsps/riscv/riscv/console/console-config.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/bsps/riscv/riscv/console/console-config.c b/bsps/riscv/riscv/console/console-config.c
> index d962a5a418..f203f0be7d 100644
> --- a/bsps/riscv/riscv/console/console-config.c
> +++ b/bsps/riscv/riscv/console/console-config.c
> @@ -91,7 +91,7 @@ static int riscv_get_console_node(const void *fdt)
> stdout_path = "";
> }
>
> -#if RISCV_ENABLE_FRDME310ARTY_SUPPORT != 0
> +#if ((RISCV_ENABLE_FRDME310ARTY_SUPPORT != 0) || (RISCV_CONSOLE_MAX_NS16550_DEVICES > 0))
> int root;
> int soc;
> root = fdt_path_offset(fdt, "/");
> @@ -318,7 +318,7 @@ rtems_status_code console_initialize(
>
> rtems_termios_device_install(
> path,
> - &ns16550_handler_interrupt,
> + &ns16550_handler_polled,
I would leave the driver interrupt-based as it is. Other than that the
patch is fine by me.
> NULL,
> &ctx->base
> );
> --
> 2.25.1
>
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