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History log of /src/sys/dev/ic/gcscpcib.c
RevisionDateAuthorComments
 1.5  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.4  24-Apr-2021  thorpej branches: 1.4.8;
Merge thorpej-cfargs branch:

Simplify and make extensible the config_search() / config_found() /
config_attach() interfaces: rather than having different variants for
which arguments you want pass along, just have a single call that
takes a variadic list of tag-value arguments.

Adjust all call sites:
- Simplify wherever possible; don't pass along arguments that aren't
actually needed.
- Don't be explicit about what interface attribute is attaching if
the device only has one. (More simplification.)
- Add a config_probe() function to be used in indirect configuiration
situations, making is visibly easier to see when indirect config is
in play, and allowing for future change in semantics. (As of now,
this is just a wrapper around config_match(), but that is an
implementation detail.)

Remove unnecessary or redundant interface attributes where they're not
needed.

There are currently 5 "cfargs" defined:
- CFARG_SUBMATCH (submatch function for direct config)
- CFARG_SEARCH (search function for indirect config)
- CFARG_IATTR (interface attribte)
- CFARG_LOCATORS (locators array)
- CFARG_DEVHANDLE (devhandle_t - wraps OFW, ACPI, etc. handles)

...and a sentinel value CFARG_EOL.

Add some extra sanity checking to ensure that interface attributes
aren't ambiguous.

Use CFARG_DEVHANDLE in MI FDT, OFW, and ACPI code, and macppc and shark
ports to associate those device handles with device_t instance. This
will trickle trough to more places over time (need back-end for pre-OFW
Sun OBP; any others?).
 1.3  02-Mar-2012  nonaka branches: 1.3.56;
fix attach message if wdt isn't attach.
 1.2  29-Aug-2011  bouyer branches: 1.2.2; 1.2.6;
Add a flags argument to gcscpcib_attach().
Add a flag argument which cause the waychdog to not be attached.
Use it to disable the watchdog on loongson-based platforms, where
the CS5536's reset output is not wired to the CPU reset line :(
 1.1  27-Aug-2011  bouyer Split gcscpcib into MI part, and MD pci attachement which is also in
charge of attaching the MD pcib device.
Will be used by the upcoming evbmips loongson support.
 1.2.6.3  06-Mar-2012  mrg sync to -current
 1.2.6.2  06-Mar-2012  mrg sync to -current
 1.2.6.1  04-Mar-2012  mrg sync to latest -current.
 1.2.2.1  17-Apr-2012  yamt sync with head
 1.3.56.1  02-Apr-2021  thorpej config_found_ia() -> config_found() w/ CFARG_IATTR.
 1.4.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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