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    SubjectRe: RISC-V nommu support v5
    Hi Paul/Palmer,

    On Thu, Oct 17, 2019 at 11:07 PM Christoph Hellwig <hch@lst.de> wrote:
    >
    > Hi all,
    >
    > below is a series to support nommu mode on RISC-V. For now this series
    > just works under qemu with the qemu-virt platform, but Damien has also
    > been able to get kernel based on this tree with additional driver hacks
    > to work on the Kendryte KD210, but that will take a while to cleanup
    > an upstream.
    >
    > A git tree is available here:
    >
    > git://git.infradead.org/users/hch/riscv.git riscv-nommu.5
    >
    > Gitweb:
    >
    > http://git.infradead.org/users/hch/riscv.git/shortlog/refs/heads/riscv-nommu.5
    >
    > I've also pushed out a builtroot branch that can build a RISC-V nommu
    > root filesystem here:
    >
    > git://git.infradead.org/users/hch/buildroot.git riscv-nommu.2
    >
    > Gitweb:
    >
    > http://git.infradead.org/users/hch/buildroot.git/shortlog/refs/heads/riscv-nommu.2

    It will be really cool to have this series for Linux-5.4-rcX.

    Best Regards,
    Anup

    >
    >
    > Changes since v4:
    > - rebased to 5.4-rc + latest riscv fixes
    > - clean up do_trap_break
    > - fix an SR_XPIE issue (Paul Walmsley)
    > - use the symbolic PAGE_OFFSET value in the flat loader
    > (Aurabindo Jayamohanan)
    >
    > Changes since v3:
    > - improve a few commit message
    > - cleanup riscv_cpuid_to_hartid_mask
    > - cleanup the timer handling
    > - cleanup the IPI handling a little more
    > - renamed CONFIG_M_MODE to CONFIG_RISCV_M_MODE
    > - split out CONFIG_RISCV_SBI to make some of the ifdefs more obbious
    > - use IS_ENABLED wherever possible instead of if ifdefs to make the
    > code more readable
    >
    > Changes since v2:
    > - rebased to 5.3-rc
    > - remove the EFI image header for nommu builds
    > - set ARCH_SLAB_MINALIGN to ensure stack alignment in the flat binary
    > loader
    > - minor comment improvement
    > - use #defines for more CSRs
    >
    > Changes since v1:
    > - fixes so that a kernel with this series still work on builds with an
    > IOMMU
    > - small clint cleanups
    > - the binfmt_flat base and buildroot now don't put arguments on the stack
    >
    > _______________________________________________
    > linux-riscv mailing list
    > linux-riscv@lists.infradead.org
    > http://lists.infradead.org/mailman/listinfo/linux-riscv

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