[PATCH v11 kvmtool 0/8] KVMTOOL RISC-V Support

[Anup Patel]

Hi Marc, Hi Will,

On Fri, Nov 19, 2021 at 6:15 PM Anup Patel <anup.patel at wdc.com> wrote:
>
> This series adds RISC-V support for KVMTOOL and it is based on the
> Linux-5.16-rc1. The KVM RISC-V patches have been merged in the Linux
> kernel since 5.16-rc1.
>
> The KVMTOOL RISC-V patches can be found in riscv_master branch at:
> https//github.com/kvm-riscv/kvmtool.git

Ping ?
Do you have further comments on this series ?

Regards,
Anup

>
> Changes since v10:
>  - Updated PLIC CLAIM write emulation in PATCH5 to ignore writes when
>    interrupt is disabled for the PLIC context. This behaviour is as-per
>    definition of interrupt completion process in the RISC-V PLIC spec.
>
> Changes since v9:
>  - Rebased on recent commit 39181fc6429f4e9e71473284940e35857b42772a
>  - Sync-up headers with Linux-5.16-rc1
>
> Changes since v8:
>  - Rebased on recent commit 2e7380db438defbc5aa24652fe10b7bf99822355
>  - Sync-up headers with latest KVM RISC-V v20 series which is based
>    on Linux-5.15-rc3
>  - Fixed PLIC context CLAIM register emulation in PATCH5
>
> Changes since v7:
>  - Rebased on recent commit 25c1dc6c4942ff0949c08780fcad6b324fec6bf7
>  - Sync-up headers with latest KVM RISC-V v19 series which is based
>    on Linux-5.14-rc3
>
> Changes since v6:
>  - Rebased on recent commit 117d64953228afa90b52f6e1b4873770643ffdc9
>  - Sync-up headers with latest KVM RISC-V v17 series which is based
>    on Linux-5.12-rc5
>
> Changes since v5:
>  - Sync-up headers with latest KVM RISC-V v16 series which is based
>    on Linux-5.11-rc3
>
> Changes since v4:
>  - Rebased on recent commit 90b2d3adadf218dfc6bdfdfcefe269843360223c
>  - Sync-up headers with latest KVM RISC-V v15 series which is based
>    on Linux-5.10-rc3
>
> Changes since v3:
>  - Rebased on recent commit 351d931f496aeb2e97b8daa44c943d8b59351d07
>  - Improved kvm_cpu__show_registers() implementation
>
> Changes since v2:
>  - Support compiling KVMTOOL for both RV32 and RV64 systems using
>    a multilib toolchain
>  - Fix kvm_cpu__arch_init() for RV32 system
>
> Changes since v1:
>  - Use linux/sizes.h in kvm/kvm-arch.h
>  - Added comment in kvm/kvm-arch.h about why PCI config space is 256M
>  - Remove forward declaration of "struct kvm" from kvm/kvm-cpu-arch.h
>  - Fixed placement of DTB and INITRD in guest RAM
>  - Use __riscv_xlen instead of sizeof(unsigned long) in __kvm_reg_id()
>
> Anup Patel (8):
>   update_headers: Sync-up ABI headers with Linux-5.16-rc1
>   riscv: Initial skeletal support
>   riscv: Implement Guest/VM arch functions
>   riscv: Implement Guest/VM VCPU arch functions
>   riscv: Add PLIC device emulation
>   riscv: Generate FDT at runtime for Guest/VM
>   riscv: Handle SBI calls forwarded to user space
>   riscv: Generate PCI host DT node
>
>  INSTALL                             |   7 +-
>  Makefile                            |  24 +-
>  arm/aarch64/include/asm/kvm.h       |  56 ++-
>  include/linux/kvm.h                 | 441 ++++++++++++++++++++-
>  powerpc/include/asm/kvm.h           |  10 +
>  riscv/fdt.c                         | 195 ++++++++++
>  riscv/include/asm/kvm.h             | 128 +++++++
>  riscv/include/kvm/barrier.h         |  14 +
>  riscv/include/kvm/fdt-arch.h        |   8 +
>  riscv/include/kvm/kvm-arch.h        |  89 +++++
>  riscv/include/kvm/kvm-config-arch.h |  15 +
>  riscv/include/kvm/kvm-cpu-arch.h    |  51 +++
>  riscv/include/kvm/sbi.h             |  48 +++
>  riscv/ioport.c                      |   7 +
>  riscv/irq.c                         |  13 +
>  riscv/kvm-cpu.c                     | 490 ++++++++++++++++++++++++
>  riscv/kvm.c                         | 174 +++++++++
>  riscv/pci.c                         | 109 ++++++
>  riscv/plic.c                        | 571 ++++++++++++++++++++++++++++
>  util/update_headers.sh              |   2 +-
>  x86/include/asm/kvm.h               |  64 +++-
>  21 files changed, 2497 insertions(+), 19 deletions(-)
>  create mode 100644 riscv/fdt.c
>  create mode 100644 riscv/include/asm/kvm.h
>  create mode 100644 riscv/include/kvm/barrier.h
>  create mode 100644 riscv/include/kvm/fdt-arch.h
>  create mode 100644 riscv/include/kvm/kvm-arch.h
>  create mode 100644 riscv/include/kvm/kvm-config-arch.h
>  create mode 100644 riscv/include/kvm/kvm-cpu-arch.h
>  create mode 100644 riscv/include/kvm/sbi.h
>  create mode 100644 riscv/ioport.c
>  create mode 100644 riscv/irq.c
>  create mode 100644 riscv/kvm-cpu.c
>  create mode 100644 riscv/kvm.c
>  create mode 100644 riscv/pci.c
>  create mode 100644 riscv/plic.c
>
> --
> 2.25.1
>