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History log of /src/sys/dev/bi/bi.c
RevisionDateAuthorComments
 1.27  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.26  24-Apr-2021  thorpej branches: 1.26.8;
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?).
 1.25  15-Dec-2010  matt branches: 1.25.76;
Need to include <sys/device.h> since vax's <sys/cpu.h> doesn't.
 1.24  11-Mar-2008  matt branches: 1.24.26;
Rototill the vax code. Switch to devicet/PRIV_ALLOC. Cleanup vax autoconf
code. Move to prototype definitions. staticfy, constify, avoid casting.
Use device_* accessors.
 1.23  19-Oct-2007  ad branches: 1.23.12; 1.23.16;
machine/{bus,cpu,intr}.h -> sys/{bus,cpu,intr}.h
 1.22  04-Mar-2007  christos branches: 1.22.2; 1.22.14; 1.22.16; 1.22.20;
Kill caddr_t; there will be some MI fallout, but it will be fixed shortly.
 1.21  11-Dec-2005  christos branches: 1.21.26;
merge ktrace-lwp.
 1.20  27-Feb-2005  perry branches: 1.20.4;
nuke trailing whitespace
 1.19  04-Feb-2005  perry de-__P
 1.18  01-Jan-2003  thorpej branches: 1.18.2; 1.18.10; 1.18.12;
Use aprint_normal() in cfprint routines.
 1.17  13-Nov-2001  lukem add RCSID
 1.16  26-Jul-2000  ragge branches: 1.16.2; 1.16.4;
More intelligent BI vector assignment.
 1.15  06-Jul-2000  ragge Rename NODESIZE to BI_NODESIZE.
 1.14  26-Mar-2000  ragge Bus_dma'ify the KDB50 driver, and make it work.
 1.13  04-Aug-1999  ragge branches: 1.13.2;
Converted to (mostly) MI code.
 1.12  12-Jul-1999  ragge Copied from ../../arch/vax/bi/bi.c,v
 1.11  02-Feb-1999  ragge Another giant change: Allocate register space dynamic instead of compiled-in.
This is done on a physical page size basis, instead of virtual (as the
(on vax yet non-existing) bus_* routines does). This is similar to the
way uba allocation is done.
 1.10  29-Nov-1998  ragge Wall fix.
 1.9  18-Oct-1998  ragge Support for DWBUA (BI to Unibus adapter) and KLESI-B (TMSCP tape ctlr) added.
 1.8  31-Aug-1998  ragge Support for all 4 console lines on KA820. Support for this written
by Sergey Svishchev (svs@ropnet.ru).
 1.7  13-Apr-1998  ragge Wall cleaning.
 1.6  24-Jan-1998  ragge Remove __BROKEN_INDIRECT_CONFIG and change all drivers to use
config_search instead.
 1.5  12-Jan-1998  thorpej Update for changes to config.
 1.4  13-Oct-1996  christos backout previous kprintf change
 1.3  11-Oct-1996  christos printf -> kprintf, sprintf -> ksprintf
 1.2  27-Aug-1996  cgd change cfprint_t type definition to take a const char *, rather than
a char *, because that's what was really intended, and because
if the print function modifies the string, various things could become
unhappy (so the string should _not_ be modified).
 1.1  19-Jul-1996  ragge Support for the VAXBI bus, and KDB50 device driver (MSCP disk).
Parts of this written by Chris Torek at the beginning of time.
 1.13.2.1  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.
 1.16.4.1  10-Jan-2002  thorpej Sync kqueue branch with -current.
 1.16.2.2  03-Jan-2003  thorpej Sync with HEAD.
 1.16.2.1  14-Nov-2001  nathanw Catch up to -current.
 1.18.12.2  19-Mar-2005  yamt sync with head. xen and whitespace. xen part is not finished.
 1.18.12.1  12-Feb-2005  yamt sync with head.
 1.18.10.1  29-Apr-2005  kent sync with -current
 1.18.2.2  04-Mar-2005  skrll Sync with HEAD.

Hi Perry!
 1.18.2.1  04-Feb-2005  skrll Sync with HEAD.
 1.20.4.3  17-Mar-2008  yamt sync with head.
 1.20.4.2  27-Oct-2007  yamt sync with head.
 1.20.4.1  03-Sep-2007  yamt sync with head.
 1.21.26.1  12-Mar-2007  rmind Sync with HEAD.
 1.22.20.1  25-Oct-2007  bouyer Sync with HEAD.
 1.22.16.2  23-Mar-2008  matt sync with HEAD
 1.22.16.1  06-Nov-2007  matt sync with HEAD
 1.22.14.1  26-Oct-2007  joerg Sync with HEAD.

Follow the merge of pmap.c on i386 and amd64 and move
pmap_init_tmp_pgtbl into arch/x86/x86/pmap.c. Modify the ACPI wakeup
code to restore CR4 before jumping back into kernel space as the large
page option might cover that.
 1.22.2.1  23-Oct-2007  ad Sync with head.
 1.23.16.1  03-Apr-2008  mjf Sync with HEAD.
 1.23.12.1  24-Mar-2008  keiichi sync with head.
 1.24.26.1  05-Mar-2011  rmind sync with head
 1.25.76.1  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.
 1.26.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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