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History log of /src/sys/arch/powerpc/ibm4xx/dev/gpio_opb.c
RevisionDateAuthorComments
 1.10  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.9  24-Apr-2021  thorpej branches: 1.9.8;
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?).
 1.8  17-Jun-2011  matt branches: 1.8.68;
struct device * -> device_t
struct cfdata * -> cfdata_t
split device/softc (CFATTACH_DECL_NEW)
use device_accessors and device_private
constify
 1.7  18-Mar-2010  kiyohara branches: 1.7.6;
Support PowerPC 405EX/EXr.
1. Add some new source and header files.
(MAL(split) and RGMII(new) relations for EMAC)
2. Create dcr4xx.h. Its moved from dcr405gp.h. Also remove dcr405xx.h.
3. intr.c supports MULTIUIC with virtual-irq. likes to oea.
support 32-virq/128-hwirq.
4. multiple emac support.
5. WALNUT and VIRTEX_* includes arch/powerpc/conf/files.ibm4xx.
6. WALNUT pci uses arch/powerpc/ibm4xx/pci/.
 1.6  06-Feb-2007  simonb branches: 1.6.48; 1.6.68; 1.6.70;
Fix a tyop in a comment.
 1.5  13-Mar-2006  shige branches: 1.5.10;
IBM4xx on-chip GPIO controller apllying MI GPIO framework.
 1.4  11-Dec-2005  christos branches: 1.4.4; 1.4.6; 1.4.8; 1.4.10;
merge ktrace-lwp.
 1.3  16-Oct-2005  he Complete the renaming gpio -> ppcgpio for evbppc, to make room for
the MI gpio. Internal static functions in gpio_opb.c are not
renamed here, but the softc type is renamed together with the attach
declaration data.
 1.2  26-Aug-2005  drochner s/locdesc_t/int/g
 1.1  23-Jan-2005  shige branches: 1.1.2; 1.1.10; 1.1.12;
Add driver for On-chip General Purpose I/O.
 1.1.12.2  26-Feb-2007  yamt sync with head.
 1.1.12.1  21-Jun-2006  yamt sync with head.
 1.1.10.2  29-Apr-2005  kent sync with -current
 1.1.10.1  23-Jan-2005  kent file gpio_opb.c was added on branch kent-audio2 on 2005-04-29 11:28:20 +0000
 1.1.2.3  10-Nov-2005  skrll Sync with HEAD. Here we go again...
 1.1.2.2  24-Jan-2005  skrll Sync with HEAD.
 1.1.2.1  23-Jan-2005  skrll file gpio_opb.c was added on branch ktrace-lwp on 2005-01-24 08:34:26 +0000
 1.4.10.1  19-Apr-2006  elad sync with head - hopefully this will work
 1.4.8.1  01-Apr-2006  yamt sync with head.
 1.4.6.1  22-Apr-2006  simonb Sync with head.
 1.4.4.1  09-Sep-2006  rpaulo sync with head
 1.5.10.1  09-Feb-2007  ad Sync with HEAD.
 1.6.70.1  30-May-2010  rmind sync with head
 1.6.68.1  30-Apr-2010  uebayasi Sync with HEAD.
 1.6.48.1  11-Aug-2010  yamt sync with head.
 1.7.6.1  23-Jun-2011  cherry Catchup with rmind-uvmplock merge.
 1.8.68.1  21-Mar-2021  thorpej Give config_found() the same variadic arguments treatment as
config_search(). This commit only adds the CFARG_EOL sentinel
to the existing config_found() calls. Conversion of config_found_sm_loc()
and config_found_ia() call sites will be in subsequent commits.
 1.9.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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