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History log of /src/sys/arch/amiga/dev/cbiiisc.c
RevisionDateAuthorComments
 1.23  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.22  24-Apr-2021  thorpej branches: 1.22.8;
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?).
 1.21  27-Oct-2012  chs branches: 1.21.18; 1.21.28; 1.21.52;
split device_t/softc for all remaining drivers.
replace "struct device *" with "device_t".
use device_xname(), device_unit(), etc.
 1.20  10-Jan-2012  rkujawa branches: 1.20.6;
Changes to Phase5 hardware support:
- Rework p5pb driver - simplify, cleanup, make more flexible.
- Add p5membar driver, which handles PCI resources autoconfigured by the firmware.
- Introduce intermediate p5bus layer, between zbus and CSPPC/BPPC on-board devices (p5pb, cbiiisc, bppcsc).
- Add experimental G-REX support to p5pb (first slot support only).
- Split CV64/3D PCI bridge support into separate cv3dpb driver (to be committed later).

Approved by phx.
 1.19  20-Dec-2010  matt branches: 1.19.8; 1.19.12;
Move counting of faults, traps, intrs, soft[intr]s, syscalls, and nswtch
from uvmexp to per-cpu cpu_data and move them to 64bits. Remove unneeded
includes of <uvm/uvm_extern.h> and/or <uvm/uvm.h>.
 1.18  05-Feb-2010  phx branches: 1.18.4;
Added two new macros to device.h:
amiga_membarrier() enforces a reorder protection on memory read/writes.
amiga_cpu_sync() makes sure the instruction pipelines are flushed.
Both macros may be used in all amiga device drivers for compatibility with
amigappc. For the start I fixed some SCSI drivers.
cbiiisc and ahsc were tested and seem to work really fast with DMA now.
Some stability problems with amigappc remain nevertheless (spontaneous
kernel DSI traps with high CPU/SCSI load).
 1.17  09-Jan-2009  mhitch This driver doesn't use sicallbacks, so don't bother pre-allocating one.
Probably left over from a copy/edit of the zssc driver.
 1.16  13-Jun-2008  cegger branches: 1.16.4;
use device_lookup_private to get softc
 1.15  08-Mar-2006  lukem branches: 1.15.64; 1.15.66; 1.15.68; 1.15.70; 1.15.72;
Use the SI capitalization for "Hz", "kHz", and "MHz" in comments and strings.
Add a space between numbers and Hz unit.
 1.14  11-Dec-2005  christos branches: 1.14.4; 1.14.6; 1.14.8; 1.14.10;
merge ktrace-lwp.
 1.13  28-Mar-2004  mhitch branches: 1.13.16;
Remove license clauses 3 and 4 in my licenses.
 1.12  07-Aug-2003  agc Move UCB-licensed code from 4-clause to 3-clause licence.

Patches provided by Joel Baker in PR 22364, verified by myself.
 1.11  09-Apr-2003  thorpej branches: 1.11.2;
Use PAGE_SIZE rather than NBPG.
 1.10  02-Oct-2002  thorpej Use CFATTACH_DECL().
 1.9  27-Sep-2002  thorpej Declare all cfattach structures const.
 1.8  28-Jan-2002  aymeric add __KERNEL_RCSID as suggested by Luke Mewburn
 1.7  26-Jan-2002  aymeric - ANSIfy
- remove some trailing spaces/tabs
- minor style nits
 1.6  25-Apr-2001  bouyer branches: 1.6.2; 1.6.8;
Pull up the thorpej_scsipi branch to main branch.
This is a completely rewritten scsipi_xfer execution engine, and the
associated changes to HBA drivers. Overview of changes & features:
- All xfers are queued in the mid-layer, rather than doing so in an
ad-hoc fashion in individual adapter drivers.
- Adapter/channel resource management in the mid-layer, avoids even trying
to start running an xfer if the adapter/channel doesn't have the resources.
- Better communication between the mid-layer and the adapters.
- Asynchronous event notification mechanism from adapter to mid-layer and
peripherals.
- Better peripheral queue management: freeze/thaw, sorted requeueing during
recovery, etc.
- Clean separation of peripherals, adapters, and adapter channels (no more
scsipi_link).
- Kernel thread for each scsipi_channel makes error recovery much easier
(no more dealing with interrupt context when recovering from an error).
- Mid-layer support for tagged queueing: commands can have the tag type
set explicitly, tag IDs are allocated in the mid-layer (thus eliminating
the need to use buggy tag ID allocation schemes in many adapter drivers).
- support for QUEUE FULL and CHECK CONDITION status in mid-layer; the command
will be requeued, or a REQUEST SENSE will be sent as appropriate.

Just before the merge syssrc has been tagged with thorpej_scsipi_beforemerge
 1.5  07-Jun-1999  is branches: 1.5.2; 1.5.14;
Check for an unterminated bus; if yes: complain and don't try to use this
bus. Without this, cbiiisc used to hang if nothing was connected.
Reported by Matthias Scheler. A similar method to avoid this was suggested
by Ralph Schmidt.
 1.4  06-Jun-1999  is Don't dump all the registers at attach time. It works now.
 1.3  26-Mar-1999  mhitch branches: 1.3.2; 1.3.4; 1.3.6;
More 53c770 stuff: update 53c720/770 register defines and use them in
siop2.c. Add wide negotiation and Ultra support. Modify siop.c to match
the siop2.c sync negotiation changes. The CyberStorm MKIII driver now
supports 15 targets. Remove some old table-driven sync rate stuff from
the original Zeus driver.
 1.2  09-Mar-1999  is The SCSI clock is 50 MHz for this board.
 1.1  07-Mar-1999  is Added very preliminary version of Symbios 53c7[27]0c driver and Cyberstorm
Mk. III SCSI backend, by Michael Hitch.
XXX No wide transfers supported at the moment.
 1.3.6.1  30-Nov-1999  itojun bring in latest KAME (as of 19991130, KAME/NetBSD141) into kame branch
just for reference purposes.
This commit includes 1.4 -> 1.4.1 sync for kame branch.

The branch does not compile at all (due to the lack of ALTQ and some other
source code). Please do not try to modify the branch, this is just for
referenre purposes.

synchronization to latest KAME will take place on HEAD branch soon.
 1.3.4.1  21-Jun-1999  thorpej Sync w/ -current.
 1.3.2.1  22-Jun-1999  perry pullup 1.4->1.5 (is): disable adapter if completely unterminated
 1.5.14.1  21-Jun-2001  nathanw Catch up to -current.
 1.5.2.3  29-Mar-2001  bouyer Make these pass a compile test on i386.
 1.5.2.2  29-Mar-2001  bouyer Port to thorpej_scsipi.
 1.5.2.1  20-Nov-2000  bouyer Update thorpej_scsipi to -current as of a month ago
A i386 GENERIC kernel compiles without the siop, ahc and bha drivers
(will be updated later). i386 IDE/ATAPI and ncr work, as well as
sparc/esp_sbus. alpha should work as well (untested yet).
siop, ahc and bha will be updated once I've updated the branch to current
-current, as well as machine-dependant code.

I updated the amiga SCSI drivers, but completely untested yet (may not even
compile)
 1.6.8.3  18-Oct-2002  nathanw Catch up to -current.
 1.6.8.2  28-Feb-2002  nathanw Catch up to -current.
 1.6.8.1  25-Apr-2001  nathanw file cbiiisc.c was added on branch nathanw_sa on 2002-02-28 04:06:34 +0000
 1.6.2.2  10-Oct-2002  jdolecek sync kqueue with -current; this includes merge of gehenna-devsw branch,
merge of i386 MP branch, and part of autoconf rototil work
 1.6.2.1  11-Feb-2002  jdolecek Sync w/ -current.
 1.11.2.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.11.2.2  18-Sep-2004  skrll Sync with HEAD.
 1.11.2.1  03-Aug-2004  skrll Sync with HEAD
 1.13.16.1  21-Jun-2006  yamt sync with head.
 1.14.10.1  19-Apr-2006  elad sync with head - hopefully this will work
 1.14.8.1  13-Mar-2006  yamt sync with head.
 1.14.6.1  22-Apr-2006  simonb Sync with head.
 1.14.4.1  09-Sep-2006  rpaulo sync with head
 1.15.72.1  18-Jun-2008  simonb Sync with head.
 1.15.70.1  23-Jun-2008  wrstuden Sync w/ -current. 34 merge conflicts to follow.
 1.15.68.2  11-Mar-2010  yamt sync with head
 1.15.68.1  04-May-2009  yamt sync with head.
 1.15.66.1  17-Jun-2008  yamt sync with head.
 1.15.64.2  17-Jan-2009  mjf Sync with HEAD.
 1.15.64.1  29-Jun-2008  mjf Sync with HEAD.
 1.16.4.1  19-Jan-2009  skrll Sync with HEAD.
 1.18.4.1  05-Mar-2011  rmind sync with head
 1.19.12.1  18-Feb-2012  mrg merge to -current.
 1.19.8.2  30-Oct-2012  yamt sync with head
 1.19.8.1  17-Apr-2012  yamt sync with head
 1.20.6.1  20-Nov-2012  tls Resync to 2012-11-19 00:00:00 UTC
 1.21.52.1  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.
 1.21.28.1  27-Apr-2017  pgoyette Restore all work from the former pgoyette-localcount branch (which is
now abandoned doe to cvs merge botch).

The branch now builds, and installs via anita. There are still some
problems (cgd is non-functional and all atf tests time-out) but they
will get resolved soon.
 1.21.18.2  20-Jul-2016  pgoyette Redo previous. Rather than separately extracting the device_t, we can
rely on sc->sc_dev when we need to call device_release().
 1.21.18.1  19-Jul-2016  pgoyette Instead of repeatedly typing the conditional initialization of the
.d_localcount members in the various {b,c}devsw, define an initializer
macro and use it. This also removes the need for defining new symbols
for each 'struct localcount'.

As suggested by riastradh@
 1.22.8.1  03-Aug-2021  thorpej Adapt to CFARGS().

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