Re: [RESEND PATCH v3 0/5] Add K230 board and thead-c908 CPU support

[Chao Liu <chao.liu.zevorn@gmail.com>]

Hi, all

Gentle ping. :)

On Tue, 16 Dec 2025 01:01:13 +0800 Chao Liu wrote:
> Hi,
>
> I have updated my email address to chao.liu.zevorn@gmail.com to avoid email
> delivery failures.
>
> This patch series adds support for U-Boot + OpenSBI + standard Linux kernel on
> K230 board. Thanks to Peng Jiang, Mig Yang, Renzao Ren, Yao Zi for their help.
>
> Test command:
>
> ```
> $QEMU -M k230 -bios [OpenSBI binary] -m 2G -dtb k230_canmv.dtb -kernel [img]
> ```
>
> PATCH v3 changelog:
> - Patch 1: Align T-Head C908 CPU's RISC-V extension with XUANTIE-QEMU
> - Patch 2: Adjust PLIC and CLINT addresses to match K230 datasheet
>
> PATCH v2 changelog:
> - Patch 1: Add Svpbmt extension support for the T-Head C908 CPU
> - Patch 2: Move the k230.rst definition from MAINTAINERS to Patch 5
> - Patch 5: Apply Daniel's bugfix to build the k230 documentation successfully
> https://lore.kernel.org/qemu-devel/cover.1764830405.git.chao.liu@zevorn.cn/
>
> PATCH v1 changelog:
> - Patch1: Add T-Head C908 and C908v CPU support
> - Patch2: Add K230 board initial support(big core is not supported yet)
> - Patch3: Add Programmable Watchdog Timer (WDT) peripheral support
> - Patch4: Add QEMU test for K230 watchdog
> - Patch5: Add documentation for K230 machine
> https://lore.kernel.org/qemu-devel/cover.1764493931.git.chao.liu@zevorn.cn/T/
>
>
> Thanks,
> Chao
>
> Chao Liu (5):
>   target/riscv: add thead-c908 cpu support
>   hw/riscv: add k230 board initial support
>   hw/watchdog: add k230 watchdog initial support
>   tests/qtest: add test for K230 watchdog
>   docs/system/riscv: add documentation for k230 machine
>
>  MAINTAINERS                    |  12 +-
>  docs/system/riscv/k230.rst     |  48 ++++
>  docs/system/target-riscv.rst   |   1 +
>  hw/riscv/Kconfig               |  11 +
>  hw/riscv/k230.c                | 501 +++++++++++++++++++++++++++++++++
>  hw/riscv/meson.build           |   2 +-
>  hw/watchdog/Kconfig            |   4 +
>  hw/watchdog/k230_wdt.c         | 307 ++++++++++++++++++++
>  hw/watchdog/meson.build        |   1 +
>  hw/watchdog/trace-events       |   9 +
>  include/hw/riscv/k230.h        | 153 ++++++++++
>  include/hw/watchdog/k230_wdt.h | 130 +++++++++
>  target/riscv/cpu-qom.h         |   2 +
>  target/riscv/cpu.c             |  51 ++++
>  target/riscv/th_csr.c          | 380 ++++++++++++++++++++++++-
>  tests/qtest/k230-wdt-test.c    | 199 +++++++++++++
>  tests/qtest/meson.build        |   3 +-
>  17 files changed, 1810 insertions(+), 4 deletions(-)
>  create mode 100644 docs/system/riscv/k230.rst
>  create mode 100644 hw/riscv/k230.c
>  create mode 100644 hw/watchdog/k230_wdt.c
>  create mode 100644 include/hw/riscv/k230.h
>  create mode 100644 include/hw/watchdog/k230_wdt.h
>  create mode 100644 tests/qtest/k230-wdt-test.c
>
> --
> 2.51.0
>

Thanks,
Chao