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History log of /src/sys/arch/powerpc/ibm4xx/dev/exb.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  17-Jun-2011  matt branches: 1.3.68;
struct device * -> device_t
struct cfdata * -> cfdata_t
split device/softc (CFATTACH_DECL_NEW)
use device_accessors and device_private
constify
 1.2  06-Nov-2010  uebayasi branches: 1.2.2; 1.2.8; 1.2.10;
Add IBM405GPr "External Bus" driver.
 1.1  11-Aug-2010  uebayasi branches: 1.1.2;
file exb.c was initially added on branch uebayasi-xip.
 1.1.2.2  19-Aug-2010  uebayasi Define FlashROM addresses in board specific code.
 1.1.2.1  11-Aug-2010  uebayasi Implement 405GPr's "External Bus" as exb(4).
 1.2.10.1  23-Jun-2011  cherry Catchup with rmind-uvmplock merge.
 1.2.8.2  05-Mar-2011  rmind sync with head
 1.2.8.1  06-Nov-2010  rmind file exb.c was added on branch rmind-uvmplock on 2011-03-05 20:51:36 +0000
 1.2.2.2  10-Jan-2011  jym Sync with HEAD
 1.2.2.1  06-Nov-2010  jym file exb.c was added on branch jym-xensuspend on 2011-01-10 00:37:36 +0000
 1.3.68.2  22-Mar-2021  thorpej Audit CFARG_IATTR in config_found() calls, and remove it in situations
where the interface attribute is not ambiguous.
 1.3.68.1  22-Mar-2021  thorpej Mechanical conversion of config_found_sm_loc() -> config_found().
CFARG_IATTR usage needs to be audited.
 1.4.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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