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History log of /src/sys/arch/arc/jazz/jazzio.c
RevisionDateAuthorComments
 1.24  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.23  24-Apr-2021  thorpej branches: 1.23.8;
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?).
 1.22  01-Jul-2011  dyoung branches: 1.22.68;
#include <sys/bus.h> instead of <machine/bus.h>.
 1.21  06-Mar-2011  tsutsui Remove trailing spaces.
 1.20  05-Jul-2008  tsutsui branches: 1.20.18; 1.20.24;
Split device_t/softc with misc related changes.
 1.19  14-Mar-2008  tsutsui branches: 1.19.4; 1.19.6; 1.19.8;
Fix spl(9) botch in cpu_intr() on arc:
Don't enable unhandled interrupts before all interrupts are processed,
and also change all interrupt handlers to return processed MIPS_INT_MASK
values, rather than masked values of them.
 1.18  25-Jun-2006  tsutsui branches: 1.18.34; 1.18.54; 1.18.58;
Remove unused struct abus stuff.
 1.17  24-Jun-2006  tsutsui Misc minor cleanup for arc interrupt handlers:
- always enable options MIPS3_ENABLE_CLOCK_INTR and just clear the compare
register in cpu_intr() to make CLKF_BASE() works
properly
- prepare only possible number of cpu_inttab
- use macro for interrupt priority number passed to arc_set_intr()
to avoid confusion
- merge arc_hardware_intr() into cpu_intr()
- check independent timer interrupt first in cpu_intr()
- tweak MIPS_SR_INT_IE before calling hardclock timer handlers so that
spllowersoftclock(9) will be invoked properly in hardclock(9)
- reenable interrupt for timer in cpu_intr() rather than each timer handlers

okay'ed by soda.

Note the real fix is to make CLKF_BASE() check all independent
interrupt sources including jazz and isa devices.
 1.16  15-Apr-2006  tsutsui branches: 1.16.4;
Include "ioconf.h" rather than declare struct cfdriver foo_cd in each file.
 1.15  15-Nov-2005  tsutsui branches: 1.15.4; 1.15.6; 1.15.8; 1.15.10; 1.15.12;
Explicitly enable interrupts before softintr is handled as noted
in the TODO file. At least this fixes "sn0: receive buffers exhausted"
messages on my NEC-JC94.

XXX: does anyone know what "Dont reenable" comment means, which was
XXX: there since initial import of pica (not arc).
 1.14  22-Jan-2005  tsutsui branches: 1.14.8; 1.14.14;
Make all intr_mask value types uint32_t rather than int, u_int,
or unsigned etc.
 1.13  22-Jan-2005  tsutsui - remove __P()
- use ANSI function decls
- u_intNN_t -> uintNN_t
- some KNF
 1.12  08-Oct-2003  tsutsui branches: 1.12.8;
- Count jazzio interrupts with evcnt(9).
- Misc cleanup.
 1.11  15-Jul-2003  lukem __KERNEL_RCSID()
 1.10  03-May-2003  wiz branches: 1.10.2;
DMA, not dma nor Dma.
 1.9  10-Feb-2003  tsutsui Call jazz_dmatlb_init() from jazzioattach() directly and
remove picaDmaInit() in dma.c.
 1.8  01-Jan-2003  thorpej Use aprint_normal for cfprint routines.
 1.7  02-Oct-2002  thorpej Use CFATTACH_DECL().
 1.6  27-Sep-2002  thorpej Declare all cfattach structures const.
 1.5  13-Jun-2001  soda branches: 1.5.2; 1.5.8;
remove "cputype", introduce "struct jazzio_config *jazzio_conf;" to
describe platform-dependent variants. clean up jazz i/o interreupt
handling had device configuration information.
 1.4  30-Apr-2001  tsutsui Add MD attachments for the Symbios/NCR 53c710 SCSI controller,
found on the NEC Express5800/230A.
 1.3  30-Mar-2001  ur Don't reference nonexistent register on R96. (and maybe R94 too)
 1.2  17-Feb-2001  tsutsui branches: 1.2.2;
Add new arctype for NEC Express5800/230A.

XXX: we should have "sysconf" structures like pmax.
 1.1  24-Dec-2000  ur branches: 1.1.2;
Switch pica to jazzio.
Split shared MD portion between algor and jazzio.
 1.1.2.4  21-Apr-2001  bouyer Sync with HEAD
 1.1.2.3  12-Mar-2001  bouyer Sync with HEAD.
 1.1.2.2  05-Jan-2001  bouyer Sync with HEAD
 1.1.2.1  24-Dec-2000  bouyer file jazzio.c was added on branch thorpej_scsipi on 2001-01-05 17:33:58 +0000
 1.2.2.2  21-Jun-2001  nathanw Catch up to -current.
 1.2.2.1  09-Apr-2001  nathanw Catch up with -current.
 1.5.8.3  03-Jan-2003  thorpej Sync with HEAD.
 1.5.8.2  18-Oct-2002  nathanw Catch up to -current.
 1.5.8.1  13-Jun-2001  nathanw file jazzio.c was added on branch nathanw_sa on 2002-10-18 02:35:16 +0000
 1.5.2.1  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
 1.10.2.5  11-Dec-2005  christos Sync with head.
 1.10.2.4  24-Jan-2005  skrll Sync with HEAD.
 1.10.2.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.10.2.2  18-Sep-2004  skrll Sync with HEAD.
 1.10.2.1  03-Aug-2004  skrll Sync with HEAD
 1.12.8.1  29-Apr-2005  kent sync with -current
 1.14.14.1  22-Nov-2005  yamt sync with head.
 1.14.8.3  17-Mar-2008  yamt sync with head.
 1.14.8.2  30-Dec-2006  yamt sync with head.
 1.14.8.1  21-Jun-2006  yamt sync with head.
 1.15.12.1  24-May-2006  tron Merge 2006-05-24 NetBSD-current into the "peter-altq" branch.
 1.15.10.1  19-Apr-2006  elad sync with head - hopefully this will work
 1.15.8.2  26-Jun-2006  yamt sync with head.
 1.15.8.1  24-May-2006  yamt sync with head.
 1.15.6.1  22-Apr-2006  simonb Sync with head.
 1.15.4.1  09-Sep-2006  rpaulo sync with head
 1.16.4.1  13-Jul-2006  gdamore Merge from HEAD.
 1.18.58.2  28-Sep-2008  mjf Sync with HEAD.
 1.18.58.1  03-Apr-2008  mjf Sync with HEAD.
 1.18.54.1  24-Mar-2008  keiichi sync with head.
 1.18.34.1  23-Mar-2008  matt sync with HEAD
 1.19.8.1  18-Jul-2008  simonb Sync with head.
 1.19.6.1  18-Sep-2008  wrstuden Sync with wrstuden-revivesa-base-2.
 1.19.4.1  04-May-2009  yamt sync with head.
 1.20.24.1  06-Jun-2011  jruoho Sync with HEAD.
 1.20.18.1  21-Apr-2011  rmind sync with head
 1.22.68.1  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.
 1.23.8.1  03-Aug-2021  thorpej Adapt to CFARGS().

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