[v2] RISC-V SBI debug console extension support

[PATCH v2 8/8] RISC-V: Enable SBI based earlycon support

Posted by Anup Patel 2 years, 2 months ago

Let us enable SBI based earlycon support in defconfigs for both RV32
and RV64 so that "earlycon=sbi" can be used again.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
---
 arch/riscv/configs/defconfig      | 1 +
 arch/riscv/configs/rv32_defconfig | 1 +
 2 files changed, 2 insertions(+)

diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
index ab86ec3b9eab..f82700da0056 100644
--- a/arch/riscv/configs/defconfig
+++ b/arch/riscv/configs/defconfig
@@ -132,6 +132,7 @@ CONFIG_SERIAL_8250_CONSOLE=y
 CONFIG_SERIAL_8250_DW=y
 CONFIG_SERIAL_OF_PLATFORM=y
 CONFIG_SERIAL_SH_SCI=y
+CONFIG_SERIAL_EARLYCON_RISCV_SBI=y
 CONFIG_VIRTIO_CONSOLE=y
 CONFIG_HW_RANDOM=y
 CONFIG_HW_RANDOM_VIRTIO=y
diff --git a/arch/riscv/configs/rv32_defconfig b/arch/riscv/configs/rv32_defconfig
index 89b601e253a6..5721af39afd1 100644
--- a/arch/riscv/configs/rv32_defconfig
+++ b/arch/riscv/configs/rv32_defconfig
@@ -66,6 +66,7 @@ CONFIG_INPUT_MOUSEDEV=y
 CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y
 CONFIG_SERIAL_OF_PLATFORM=y
+CONFIG_SERIAL_EARLYCON_RISCV_SBI=y
 CONFIG_VIRTIO_CONSOLE=y
 CONFIG_HW_RANDOM=y
 CONFIG_HW_RANDOM_VIRTIO=y
-- 
2.34.1

Re: [PATCH v2 8/8] RISC-V: Enable SBI based earlycon support

Posted by Andrew Jones 2 years, 2 months ago

On Thu, Oct 12, 2023 at 10:45:09AM +0530, Anup Patel wrote:
> Let us enable SBI based earlycon support in defconfigs for both RV32
> and RV64 so that "earlycon=sbi" can be used again.
> 
> Signed-off-by: Anup Patel <apatel@ventanamicro.com>
> ---
>  arch/riscv/configs/defconfig      | 1 +
>  arch/riscv/configs/rv32_defconfig | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
> index ab86ec3b9eab..f82700da0056 100644
> --- a/arch/riscv/configs/defconfig
> +++ b/arch/riscv/configs/defconfig
> @@ -132,6 +132,7 @@ CONFIG_SERIAL_8250_CONSOLE=y
>  CONFIG_SERIAL_8250_DW=y
>  CONFIG_SERIAL_OF_PLATFORM=y
>  CONFIG_SERIAL_SH_SCI=y
> +CONFIG_SERIAL_EARLYCON_RISCV_SBI=y
>  CONFIG_VIRTIO_CONSOLE=y
>  CONFIG_HW_RANDOM=y
>  CONFIG_HW_RANDOM_VIRTIO=y
> diff --git a/arch/riscv/configs/rv32_defconfig b/arch/riscv/configs/rv32_defconfig
> index 89b601e253a6..5721af39afd1 100644
> --- a/arch/riscv/configs/rv32_defconfig
> +++ b/arch/riscv/configs/rv32_defconfig
> @@ -66,6 +66,7 @@ CONFIG_INPUT_MOUSEDEV=y
>  CONFIG_SERIAL_8250=y
>  CONFIG_SERIAL_8250_CONSOLE=y
>  CONFIG_SERIAL_OF_PLATFORM=y
> +CONFIG_SERIAL_EARLYCON_RISCV_SBI=y
>  CONFIG_VIRTIO_CONSOLE=y
>  CONFIG_HW_RANDOM=y
>  CONFIG_HW_RANDOM_VIRTIO=y
> -- 
> 2.34.1
>

Reviewed-by: Andrew Jones <ajones@ventanamicro.com>