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History log of /src/sys/arch/arm/ep93xx/eppcic.c
RevisionDateAuthorComments
 1.12  27-Sep-2022  skrll malloc -> kmem
 1.11  21-Nov-2021  skrll Trailing whitespace.
 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  10-Nov-2019  chs branches: 1.8.10;
in many device attach paths, allocate memory with M_WAITOK instead of M_NOWAIT
and remove code to handle failures that can no longer happen.
 1.7  27-Oct-2012  chs branches: 1.7.38;
split device_t/softc for all remaining drivers.
replace "struct device *" with "device_t".
use device_xname(), device_unit(), etc.
 1.6  26-Jul-2011  dyoung branches: 1.6.2; 1.6.12;
Don't set the iobase and iosize members of pcmciabus_attach_args because
they're not used in any meaningful way.
 1.5  01-Jul-2011  dyoung #include <sys/bus.h> instead of <machine/bus.h>.
 1.4  29-Jun-2008  hamajima fixed some bugs.
- correct argument of eppcic_set_pcreg()
- add wait after set of timing register
 1.3  17-Oct-2007  garbled branches: 1.3.16; 1.3.20; 1.3.22; 1.3.24;
Merge the ppcoea-renovation branch to HEAD.

This branch was a major cleanup and rototill of many of the various OEA
cpu based PPC ports that focused on sharing as much code as possible
between the various ports to eliminate near-identical copies of files in
every tree. Additionally there is a new PIC system that unifies the
interface to interrupt code for all different OEA ppc arches. The work
for this branch was done by a variety of people, too long to list here.

TODO:
bebox still needs work to complete the transition to -renovation.
ofppc still needs a bunch of work, which I will be looking at.
ev64260 still needs to be renovated
amigappc was not attempted.

NOTES:
pmppc was removed as an arch, and moved to a evbppc target.
 1.2  09-Jul-2007  ad branches: 1.2.10; 1.2.12;
Merge some of the less invasive changes from the vmlocking branch:

- kthread, callout, devsw API changes
- select()/poll() improvements
- miscellaneous MT safety improvements
 1.1  12-Nov-2005  hamajima branches: 1.1.4; 1.1.22; 1.1.36; 1.1.38; 1.1.44;
add new EP93xx device drivers.
epgpio: GPIO Interface (support gpio(4))
epled: LED on epgpio
eppcic: PCMCIA Interface
eprtc: Realtime clock
epwdog: Watchdog timer

changes
ep93xx_intr: add dummy entries to keep vmstat happy.
epclk: I use Timer1 and generate 100Hz if set.
epe: attach epclk and epgpio first.
fetch the Ethernet address from property if set.
I use config flags and modify MDCDIV.
 1.1.44.1  03-Oct-2007  garbled Sync with HEAD
 1.1.38.1  11-Jul-2007  mjf Sync with head.
 1.1.36.1  15-Jul-2007  ad Sync with head.
 1.1.22.3  03-Sep-2007  yamt sync with head.
 1.1.22.2  21-Jun-2006  yamt sync with head.
 1.1.22.1  12-Nov-2005  yamt file eppcic.c was added on branch yamt-lazymbuf on 2006-06-21 14:49:16 +0000
 1.1.4.2  11-Dec-2005  christos Sync with head.
 1.1.4.1  12-Nov-2005  christos file eppcic.c was added on branch ktrace-lwp on 2005-12-11 10:28:15 +0000
 1.2.12.1  06-Nov-2007  matt sync with HEAD
 1.2.10.1  01-Jan-2008  chris Sync with HEAD.
 1.3.24.1  03-Jul-2008  simonb Sync with head.
 1.3.22.1  18-Sep-2008  wrstuden Sync with wrstuden-revivesa-base-2.
 1.3.20.1  04-May-2009  yamt sync with head.
 1.3.16.1  29-Jun-2008  mjf Sync with HEAD.
 1.6.12.1  20-Nov-2012  tls Resync to 2012-11-19 00:00:00 UTC
 1.6.2.1  30-Oct-2012  yamt sync with head
 1.7.38.1  13-Apr-2020  martin Mostly merge changes from HEAD upto 20200411
 1.8.10.2  18-Apr-2021  thorpej config_found() takes a device_t, not a softc. This is a bug left-over
from decoupling of device_t / softcs long ago.
 1.8.10.1  23-Mar-2021  thorpej Convert config_found_ia() call sites where the device only carries
a single interface attribute to bare config_found() calls.
 1.9.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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