[Buildroot] [PATCH v3 0/7] Fix RV64 NOMMU and add Canaan K210 SoC support

[Damien Le Moal]

On 2022/05/31 14:49, Damien Le Moal via buildroot wrote:
> This patch series is a rework of the old v5 series "Add RV64 NOMMU and
> Canaan K210 SoC support" already posted some (long) time ago.
> 
> This series adds support for building 64-bits RISC-V NOMMU kernels (both
> bootable kernels and u-boot sdcard boot envronements) for NOMMU RISC-V
> 64-bits boards. The board supported include QEMU and many boards using
> the dual-core RISC-V 64-bits Cannan Kendryte K210 SoC.
> 
> The first patch is a simple fix of elf2flt configuration.
> 
> Patch 2 adds the configurations files common to all K210-based boards.
> 
> The last 5 patches add support for the following K210-based boards:
> * Sipeed MAIX Bit
> * Sipeed MAIXDUINO
> * Sipeed MAIX Dock (dan)
> * Sipeed MAIX Go
> * Canaan KD233 development board
> 
> For each board, a readme.txt file is added to document how to build and
> install images for these boards.

Thomas,

Ping ? Large backlog ?

> 
> Changes from v2:
> * Rebased patches on next branch
> * Modified patch 1 to address Thomas comments
> * Removed patches already applied
> * Modified patches 2 to 7 to remove the BR2_PACKAGE_HOST_ELF2FLT and
>   reference the global patch directory in boar/riscv/nommu
> 
> Changes from v1:
> * Modified patch 5 to add the python-kflash utility as a host package as
>   the new 1.1.5 version of this utility fixes the previously identified
>   problems with python dependencies.
> * Fixed patch 4 (qemu riscv nommu) to have buildroot configuration file
>   reference kernel 5.18.
> * Fixed patch 11 (kd233 board) to have buildroot configuration file
>   reference kernel 5.18.
> * Modified patch 7 to 11 to add the python-kflash host package to the
>   buildroot configuration files. The instructions in the readme.txt
>   file for each board are also updated accordingly.
> 
> Damien Le Moal (7):
>   package/elf2flt: Remove Config.in.host
>   board: Add common support for Canaan K210 SoC-based boards
>   board: Add Sipeed MAIX-Bit board support
>   board: Add Sipeed MAIXDUINO board support
>   board: Add Sipeed MAIX-Dock board support
>   board: Add Sipeed MAIX-Go board support
>   board: Add Canaan KD233 board support
> 
>  Config.in                                     |   2 +-
>  DEVELOPERS                                    |  11 +
>  arch/Config.in                                |   1 +
>  board/canaan/k210-soc/busybox-tiny.config     | 231 +++++++++++++
>  board/canaan/k210-soc/genimage.cfg            |  30 ++
>  board/canaan/k210-soc/linux-sdcard.config     |   4 +
>  board/canaan/k210-soc/post-build.sh           |  28 ++
>  board/canaan/k210-soc/rootfs_overlay/init     |   1 +
>  .../canaan/k210-soc/rootfs_overlay/sbin/init  |  41 +++
>  board/canaan/k210-soc/uboot.config            |   1 +
>  board/canaan/kd233/linux-cpio.config          |   2 +
>  board/canaan/kd233/readme.txt                 | 149 ++++++++
>  board/sipeed/maix-bit/linux-cpio.config       |   2 +
>  board/sipeed/maix-bit/readme.txt              | 316 +++++++++++++++++
>  board/sipeed/maix-dock/linux-cpio.config      |   2 +
>  board/sipeed/maix-dock/readme.txt             | 321 ++++++++++++++++++
>  board/sipeed/maix-go/linux-cpio.config        |   2 +
>  board/sipeed/maix-go/readme.txt               | 320 +++++++++++++++++
>  board/sipeed/maixduino/linux-cpio.config      |   2 +
>  board/sipeed/maixduino/readme.txt             | 292 ++++++++++++++++
>  configs/canaan_kd233_defconfig                |  39 +++
>  configs/qemu_arm_versatile_nommu_defconfig    |   1 -
>  configs/qemu_riscv64_nommu_virt_defconfig     |   1 -
>  configs/qemu_xtensa_lx60_nommu_defconfig      |   1 -
>  configs/sipeed_maix_bit_defconfig             |  39 +++
>  configs/sipeed_maix_bit_sdcard_defconfig      |  57 ++++
>  configs/sipeed_maix_dock_defconfig            |  39 +++
>  configs/sipeed_maix_dock_sdcard_defconfig     |  57 ++++
>  configs/sipeed_maix_go_defconfig              |  39 +++
>  configs/sipeed_maix_go_sdcard_defconfig       |  57 ++++
>  configs/sipeed_maixduino_defconfig            |  39 +++
>  configs/sipeed_maixduino_sdcard_defconfig     |  57 ++++
>  package/elf2flt/Config.in.host                |  13 -
>  toolchain/toolchain-buildroot/Config.in       |   1 -
>  34 files changed, 2180 insertions(+), 18 deletions(-)
>  create mode 100644 board/canaan/k210-soc/busybox-tiny.config
>  create mode 100644 board/canaan/k210-soc/genimage.cfg
>  create mode 100644 board/canaan/k210-soc/linux-sdcard.config
>  create mode 100755 board/canaan/k210-soc/post-build.sh
>  create mode 120000 board/canaan/k210-soc/rootfs_overlay/init
>  create mode 100755 board/canaan/k210-soc/rootfs_overlay/sbin/init
>  create mode 100644 board/canaan/k210-soc/uboot.config
>  create mode 100644 board/canaan/kd233/linux-cpio.config
>  create mode 100644 board/canaan/kd233/readme.txt
>  create mode 100644 board/sipeed/maix-bit/linux-cpio.config
>  create mode 100644 board/sipeed/maix-bit/readme.txt
>  create mode 100644 board/sipeed/maix-dock/linux-cpio.config
>  create mode 100644 board/sipeed/maix-dock/readme.txt
>  create mode 100644 board/sipeed/maix-go/linux-cpio.config
>  create mode 100644 board/sipeed/maix-go/readme.txt
>  create mode 100644 board/sipeed/maixduino/linux-cpio.config
>  create mode 100644 board/sipeed/maixduino/readme.txt
>  create mode 100644 configs/canaan_kd233_defconfig
>  create mode 100644 configs/sipeed_maix_bit_defconfig
>  create mode 100644 configs/sipeed_maix_bit_sdcard_defconfig
>  create mode 100644 configs/sipeed_maix_dock_defconfig
>  create mode 100644 configs/sipeed_maix_dock_sdcard_defconfig
>  create mode 100644 configs/sipeed_maix_go_defconfig
>  create mode 100644 configs/sipeed_maix_go_sdcard_defconfig
>  create mode 100644 configs/sipeed_maixduino_defconfig
>  create mode 100644 configs/sipeed_maixduino_sdcard_defconfig
>  delete mode 100644 package/elf2flt/Config.in.host
> 


-- 
Damien Le Moal
Western Digital Research