I would like to withdraw this patch series. Sorry for the inconvenience, and thank you for your understanding.
CJ Chen <cjc...@igel.co.jp> 於 2025年8月22日 週五 下午6:25寫道： > > This patch set aims to support unaligned access to xHCI Capability > Registers. > > To achieve this, we introduce the emulation of an unaligned access > through multiple aligned accesses. This patch set also adds a test > device and several tests using this device to verify that the > emulation functions correctly. > > Using these changes, unaligned access to xHCI Capability Registers is > now supported. > > During development, I required a lot of 'MemoryRegionOps' structs with > its own read/write functions for tests. In the QEMU project, a large > number of similar functions or structs are often written in '.inc' > files. I followed this approach for the test functions but would > appreciate feedback on whether this is appropriate. > > --- > v1 ... v2: > - Fix the typo of ops size of big-l-valid. > - Replaced the huge macro blocks with dynamic loops that fill in > the `MemoryRegionOps` arrays at runtime. > - Remove test cases valid.unaligned = false,impl.unaligned = true. > - Modification to the memory document about the alignment issue. > - Update the npcm7xx_fiu, mx_pic and risc-v-iommu configuration > to align with the unaligned-access policy. > - Document memory.rst clarify that .valid=true,.impl=false causes > split unaligned accesses (may have side effects); forbid > .valid=false,.impl=true via assertion. > > --- > CJ Chen (4): > doc/devel/memory.rst: additional explanation for unaligned access > hw/riscv: iommu-trap: remove .impl.unaligned = true > hw: npcm7xx_fiu and mx_pic change .impl.unaligned = true > system/memory: assert on invalid unaligned combo > > Tomoyuki Hirose (5): > hw/nvme/ctrl: specify the 'valid' field in MemoryRegionOps > system/memory: support unaligned access > hw/usb/hcd-xhci: allow unaligned access to Capability Registers > hw/misc: add test device for memory access > tests/qtest: add test for memory region access > > docs/devel/memory.rst | 18 + > hw/misc/Kconfig | 4 + > hw/misc/memaccess-testdev.c | 331 +++++++++++++++ > hw/misc/meson.build | 1 + > hw/nvme/ctrl.c | 5 + > hw/riscv/riscv-iommu.c | 1 - > hw/ssi/npcm7xx_fiu.c | 3 + > hw/usb/hcd-xhci.c | 4 +- > hw/xtensa/mx_pic.c | 3 + > include/hw/misc/memaccess-testdev.h | 104 +++++ > system/memory.c | 148 +++++-- > system/physmem.c | 8 - > tests/qtest/memaccess-test.c | 597 ++++++++++++++++++++++++++++ > tests/qtest/meson.build | 9 + > 14 files changed, 1198 insertions(+), 38 deletions(-) > create mode 100644 hw/misc/memaccess-testdev.c > create mode 100644 include/hw/misc/memaccess-testdev.h > create mode 100644 tests/qtest/memaccess-test.c > > base-commit: 5836af0783213b9355a6bbf85d9e6bc4c9c9363f > -- > 2.25.1
