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History log of /src/sys/arch/newsmips/dev/sc_wrap.c
RevisionDateAuthorComments
 1.34  20-Dec-2023  thorpej Remove unnecessary <sys/malloc.h>.
 1.33  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.32  24-Apr-2021  thorpej branches: 1.32.8;
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?).
 1.31  09-Apr-2008  tsutsui branches: 1.31.106;
Split device_t/softc, with misc cleanup.
 1.30  04-Mar-2007  christos branches: 1.30.40;
Kill caddr_t; there will be some MI fallout, but it will be fixed shortly.
 1.29  18-Feb-2007  tsutsui Add a missing break, which causes bogus debug messages on
check condition during device probe.
 1.28  11-Dec-2005  christos branches: 1.28.24; 1.28.26;
merge ktrace-lwp.
 1.27  06-Feb-2005  tsutsui branches: 1.27.6;
Misc cleanup:
- ANSI function decls
- remove __P()
- u_intNN_t -> uintNN_t
- remove register decls
- bcopy -> memcpy, strcpy
- bzero -> memset
- bcmp -> memcmp
- use malloc(9) with M_ZERO
- some KNF
etc.
 1.26  18-Sep-2004  mycroft branches: 1.26.4; 1.26.6;
We don't need to handle the "cold" flag here.
 1.25  15-Jul-2003  lukem __KERNEL_RCSID()
 1.24  10-May-2003  tsutsui branches: 1.24.2;
- Prepare common structures for interrupt handler and share them between
Hyper-bus and AP-bus.
- Use LIST rather than static array for interrupt dispatcher.
 1.23  09-May-2003  tsutsui - Define and use struct hb_attach_args rather than struct confargs
for hb devices.
- Move declarations for hb functions and macros to dev/hbvar.h.
- Define and use hb_badaddr() macro for hb devices.
- Declare news3400_badaddr() in machine/cpu.h rather than machine/autoconf.h.
- Remove unused stuff from machine/autoconf.h.
 1.22  03-May-2003  wiz DMA, not dma nor Dma.
 1.21  02-Apr-2003  thorpej Use PAGE_SIZE rather than NBPG.
 1.20  02-Oct-2002  thorpej Use CFATTACH_DECL().
 1.19  27-Sep-2002  thorpej Declare all cfattach structures const.
 1.18  14-Nov-2001  thorpej branches: 1.18.2;
Merge the thorpej-mips-cache branch onto the trunk. This is an
overhaul of how caches are handled for NetBSD's MIPS ports.
 1.17  25-Apr-2001  bouyer branches: 1.17.2; 1.17.6;
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
 1.16  03-Dec-2000  matt branches: 1.16.2;
Make this stuff compile with -wstrict-prototpes -wmissing-prototypes.
More use of prototypes inside includes should be done.
 1.15  23-Mar-2000  thorpej New callout mechanism with two major improvements over the old
timeout()/untimeout() API:
- Clients supply callout handle storage, thus eliminating problems of
resource allocation.
- Insertion and removal of callouts is constant time, important as
this facility is used quite a lot in the kernel.

The old timeout()/untimeout() API has been removed from the kernel.
 1.14  18-Dec-1999  tsubai Move dma_intr() to here.
 1.13  17-Dec-1999  tsubai Add interrupt level locator and use it instead of hard-coding.
 1.12  17-Dec-1999  tsubai Use hb_intr_establish().
 1.11  30-Sep-1999  thorpej branches: 1.11.2; 1.11.8;
Update for SCSIPI changes.
 1.10  17-Sep-1999  thorpej Centralize the declaration and clearing of `cold'.
 1.9  05-Dec-1998  mjacob Update HBAs to incorporate the new max_lun property.
 1.8  19-Nov-1998  thorpej Adapt to the new scsipi_adapter interface.
 1.7  10-Oct-1998  thorpej Garbage-collect the open_target_lu and close_target_lu entry points from
struct scsipi_adapter; they were not used.

Add a scsipi_ioctl entry point to struct scsipi_adapter. This will be
used to issue ioctl commands to the host adapters.

Inspired by PR #6090, from Matt Jacob.
 1.6  21-Aug-1998  tsubai Change vm_offset_t to [pv]addr_t.
 1.5  21-Aug-1998  tsubai Correctly initialize scb struct.
 1.4  10-Jun-1998  tsubai Move static variables to struct softc.
Remove unused struct members.
 1.3  01-Jun-1998  tsubai Change "extern var;" --> "extern int var;" and so on. (for egcs -Wall)
 1.2  04-Mar-1998  thorpej Rename NetBSD/news to NetBSD/newsmips.
 1.1  18-Feb-1998  tsubai Initial import of NetBSD/news.
 1.11.8.1  27-Dec-1999  wrstuden Pull up to last week's -current.
 1.11.2.4  29-Mar-2001  bouyer Pass compile-test on i386
 1.11.2.3  22-Jan-2001  bouyer first cut at converting to thorpej_scsipi
 1.11.2.2  08-Dec-2000  bouyer Sync with HEAD.
 1.11.2.1  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.
 1.16.2.1  21-Jun-2001  nathanw Catch up to -current.
 1.17.6.1  13-Nov-2001  thorpej Make the newsmips port compile with the thorpej-mips-cache branch.
 1.17.2.2  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
 1.17.2.1  10-Jan-2002  thorpej Sync kqueue branch with -current.
 1.18.2.2  18-Oct-2002  nathanw Catch up to -current.
 1.18.2.1  14-Nov-2001  nathanw file sc_wrap.c was added on branch nathanw_sa on 2002-10-18 02:39:12 +0000
 1.24.2.4  06-Feb-2005  skrll Sync with HEAD.
 1.24.2.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.24.2.2  18-Sep-2004  skrll Sync with HEAD.
 1.24.2.1  03-Aug-2004  skrll Sync with HEAD
 1.26.6.1  12-Feb-2005  yamt sync with head.
 1.26.4.1  29-Apr-2005  kent sync with -current
 1.27.6.2  03-Sep-2007  yamt sync with head.
 1.27.6.1  26-Feb-2007  yamt sync with head.
 1.28.26.2  12-Mar-2007  rmind Sync with HEAD.
 1.28.26.1  27-Feb-2007  yamt - sync with head.
- move sched_changepri back to kern_synch.c as it doesn't know PPQ anymore.
 1.28.24.1  24-Feb-2007  bouyer Pull up following revision(s) (requested by tsutsui in ticket #461):
sys/arch/newsmips/dev/sc_wrap.c: revision 1.29
Add a missing break, which causes bogus debug messages on
check condition during device probe.
 1.30.40.1  02-Jun-2008  mjf Sync with HEAD.
 1.31.106.1  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.
 1.32.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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