Am 14. Januar 2024 12:39:00 UTC schrieb Bernhard Beschow <shen...@gmail.com>:
>This series implements relocation of the SuperI/O functions of the VIA south
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>bridges which resolves some FIXME's. It is part of my via-apollo-pro-133t
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>branch [1] which is an extension of bringing the VIA south bridges to the PC
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>machine [2]. This branch is able to run some real-world X86 BIOSes in the hope
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>that it allows us to form a better understanding of the real vt82c686b devices.
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>Implementing relocation and toggling of the SuperI/O functions is one step to
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>make these BIOSes run without error messages, so here we go.
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>
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>The series is structured as follows: Patches 1-3 prepare the TYPE_ISA_FDC,
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>TYPE_ISA_PARALLEL and TYPE_ISA_SERIAL to relocate and toggle (enable/disable)
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>themselves without breaking encapsulation of their respective device states.
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>This is achieved by moving the MemoryRegions and PortioLists from the device
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>states into the encapsulating ISA devices since they will be relocated and
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>toggled.
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>
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>Inspired by the memory API patches 4-6 add two convenience functions to the
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>portio_list API to toggle and relocate portio lists. Patch 5 is a preparation
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>for that which removes some redundancies which otherwise had to be dealt with
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>during relocation.
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>
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>Patches 7-9 implement toggling and relocation for types TYPE_ISA_FDC,
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>TYPE_ISA_PARALLEL and TYPE_ISA_SERIAL. Patch 10 prepares the pegasos2 machine
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>which would end up with all SuperI/O functions disabled if no -bios argument is
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>given. Patch 11 finally implements the main feature which now relies on
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>firmware to configure the SuperI/O functions accordingly (except for pegasos2).
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>
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>v5:
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>* Use cpu_physical_memory_write() in pegasos2 (Zoltan)
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>* Use an int as for loop variable (Zoltan)
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>
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>v4:
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>* Drop incomplete SuperI/O vmstate handling (Zoltan)
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>
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>v3:
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>* Rework various commit messages (Zoltan)
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>* Drop patch "hw/char/serial: Free struct SerialState from MemoryRegion"
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> (Zoltan)
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>* Generalize wording in migration.rst to include portio_list API (Zoltan)
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>
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>v2:
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>* Improve commit messages (Zoltan)
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>* Split pegasos2 from vt82c686 patch (Zoltan)
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>* Avoid poking into device internals (Zoltan)
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>
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>Testing done:
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>* `make check`
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>* `make check-avocado`
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>* Run MorphOS on pegasos2 with and without pegasos2.rom
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>* Run Linux on amigaone
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>* Run real-world BIOSes on via-apollo-pro-133t branch
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>* Start rescue-yl on fuloong2e
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>
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>[1] https://github.com/shentok/qemu/tree/via-apollo-pro-133t
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>[2] https://github.com/shentok/qemu/tree/pc-via
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>
>
>Bernhard Beschow (11):
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> hw/block/fdc-isa: Move portio_list from FDCtrl to FDCtrlISABus
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> hw/block/fdc-sysbus: Move iomem from FDCtrl to FDCtrlSysBus
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> hw/char/parallel: Move portio_list from ParallelState to
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> ISAParallelState
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> exec/ioport: Resolve redundant .base attribute in struct
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> MemoryRegionPortio
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> exec/ioport: Add portio_list_set_address()
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> exec/ioport: Add portio_list_set_enabled()
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> hw/block/fdc-isa: Implement relocation and enabling/disabling for
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> TYPE_ISA_FDC
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> hw/char/serial-isa: Implement relocation and enabling/disabling for
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> TYPE_ISA_SERIAL
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> hw/char/parallel-isa: Implement relocation and enabling/disabling for
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> TYPE_ISA_PARALLEL
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Ping for the above six patches. These are critical for this series and haven't
had comments from maintainers for five iterations, so pardon for the annoyance.
Best regards,
Bernhard
> hw/ppc/pegasos2: Let pegasos2 machine configure SuperI/O functions
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> hw/isa/vt82c686: Implement relocation and toggling of SuperI/O
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> functions
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>
>
> docs/devel/migration.rst | 6 ++--
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> hw/block/fdc-internal.h | 4 ---
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> include/exec/ioport.h | 4 ++-
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> include/hw/block/fdc.h | 3 ++
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> include/hw/char/parallel-isa.h | 5 +++
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> include/hw/char/parallel.h | 2 --
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> include/hw/char/serial.h | 2 ++
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> hw/block/fdc-isa.c | 18 +++++++++-
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> hw/block/fdc-sysbus.c | 6 ++--
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> hw/char/parallel-isa.c | 14 ++++++++
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> hw/char/parallel.c | 2 +-
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> hw/char/serial-isa.c | 14 ++++++++
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> hw/isa/vt82c686.c | 65 ++++++++++++++++++++++++++++------
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> hw/ppc/pegasos2.c | 12 +++++++
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> system/ioport.c | 41 +++++++++++++++++----
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> 15 files changed, 168 insertions(+), 30 deletions(-)
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>
>
>-- >
>2.43.0
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>
>
