[PATCH v2 0/5] Add virtio-mmio support to m68k virt machine
Daniel Palmer
daniel at thingy.jp
Mon Apr 6 16:24:06 CEST 2026
Lets start making the m68k virt machine support useful.
First we need to fix some m68k endian issues.
Then allow virtio mmio driver instances to be created with
platform data and fix a minor endian issue.
Finally, add the code for the board to create the instances.
v2:
- Added patch to fix readl() etc on m68k, hopefully this
doesn't break everything. This should match Linux now.
- Added patch to fix sys reset which is broken by the above
- Hacks to virtio-mmio are gone because they aren't needed
anymore, just one minor endian fix now.
- Removed RFC because it looks good to me*.
* I wouldn' trust me. :)
Daniel Palmer (5):
sysreset: qemu virt: Use __raw_writel()
m68k: Fix writew(), writel(), readw(), readl() endianness
virtio: mmio: Keep vendor id little endian
virtio: mmio: Allow instantiation via platform data
board: qemu: m68k: Create virtio mmio instances
arch/m68k/Kconfig | 14 ++++---
arch/m68k/include/asm/io.h | 17 +++-----
board/emulation/qemu-m68k/qemu-m68k.c | 47 ++++++++++++++++++++++
drivers/sysreset/sysreset_qemu_virt_ctrl.c | 2 +-
drivers/virtio/virtio_mmio.c | 29 ++++++++-----
include/virtio_mmio.h | 12 ++++++
6 files changed, 92 insertions(+), 29 deletions(-)
create mode 100644 include/virtio_mmio.h
--
2.51.0
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