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History log of /src/sys/dev/sbus/dma_sbus.c
RevisionDateAuthorComments
 1.40  25-Sep-2022  thorpej Remove unnecessary include of <sys/malloc.h>.
 1.39  22-Jan-2022  thorpej Change the devhandle_from_*() functions to also take a "super handle",
from which the newly created handle will inherit it's implementation.
The root implementation for a new handle type is used if an invalid
"super handle" is passed.
 1.38  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.37  10-May-2021  thorpej branches: 1.37.4;
Associate the OpenBoot / OpenFirmware node with attached devices
at config_found() time.
 1.36  24-Apr-2021  thorpej branches: 1.36.2; 1.36.4;
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?).
 1.35  17-Sep-2009  tsutsui branches: 1.35.80;
Remove struct sbusdev and related functions sbus_establish() and sbusreset().
They are derived from 4.4BSD/sparc and have been there since initial import
of NetBSD/sparc in 1993, but the struct sbusdev is almost unused for years,
nothing calls sbusreset(), and all (*sd->sd_reset)() functions look bogus.

Suggested by mrg@ and martin@, and tested on SS1+ and SS20.
 1.34  12-May-2009  cegger struct cfdata * -> cfdata_t, no functional changes intended.
 1.33  17-May-2008  macallan branches: 1.33.12;
device_t
 1.32  28-Apr-2008  martin branches: 1.32.2;
Remove clause 3 and 4 from TNF licenses
 1.31  13-Apr-2008  tsutsui branches: 1.31.2; 1.31.4;
Split device_t/softc for MI ncr53c9x and some related devices,
with various cleanup.
 1.30  05-Apr-2008  cegger use aprint_*_dev and device_xname
 1.29  19-Oct-2007  ad branches: 1.29.16;
machine/{bus,cpu,intr}.h -> sys/{bus,cpu,intr}.h
 1.28  28-Feb-2006  kleink branches: 1.28.24; 1.28.38; 1.28.40; 1.28.44;
Fix inverted device_is_a() logic in previous conversion.
 1.27  27-Feb-2006  thorpej Use device_is_a().
 1.26  11-Dec-2005  christos branches: 1.26.2; 1.26.4; 1.26.6;
merge ktrace-lwp.
 1.25  30-May-2005  christos branches: 1.25.2;
avoid shadow variables.
 1.24  04-Feb-2005  perry de-__P
 1.23  30-Jun-2004  pk branches: 1.23.4; 1.23.6;
Introduce bus_space_tag_alloc() for the common parts of bus tag allocation.
 1.22  27-Jun-2004  pk Bus tags should now be constructed by copying the parent's bus tag and
then changing the fields that need to be handled by the child bus.
 1.21  17-Mar-2004  pk Rename PROM_getprop*() => prom_getprop*().
 1.20  06-Feb-2003  hannken branches: 1.20.2;
Remove unneeded #include's.

Approved by: Paul Kranenburg <pk@netbsd.org>
 1.19  06-Feb-2003  martin Add <sys/lock.h> include for ncr53c9xvar.h.
 1.18  10-Dec-2002  pk Remove the `flags' argument from bus_intr_establish().
 1.17  10-Dec-2002  pk bus_intr_establish() signature change.

The additional `fast trap' argument is ignored in these drivers.
 1.16  02-Oct-2002  thorpej Add trailing ; to CFATTACH_DECL.
 1.15  30-Sep-2002  thorpej Use CFATTACH_DECL().
 1.14  27-Sep-2002  thorpej Declare all cfattach structures const.
 1.13  27-Sep-2002  thorpej Compare the driver name against "ledma", rather than looking for
&ledma_ca.
 1.12  27-Sep-2002  thorpej Rather than referencing the cfdriver directly in the cfdata entries,
instead use a string naming the driver. The cfdriver is then looked
up in a list which is built at run-time.
 1.11  21-Mar-2002  eeh branches: 1.11.2;
Fixup attachment code to use sbus_promaddr_to_handle() and not specify
BUS_SPACE_MAP_LINEAR.
 1.10  11-Mar-2002  pk Get rid of `bus_type_t' and use BUS_ADDR() (in sbus_bus_map()) to construct
a `bus_addr_t' to pass on to bus_space_map().

Drop `va' argument from sbus_bus_map(); it should not be used by MI Sbus
drivers.
 1.9  14-Jan-2002  tsutsui Call malloc(9) with M_ZERO flag instead of bzero() after malloc().
 1.8  15-Nov-2001  lukem don't need <sys/types.h> when including <sys/param.h>
 1.7  13-Nov-2001  lukem add RCSIDs
 1.6  26-Sep-2001  eeh getprop* -> PROM_getprop*
 1.5  09-Jul-2000  pk branches: 1.5.2; 1.5.4; 1.5.6;
Add a `device class' interrupt level argument (from machine/intr.h)
to bus_interrupt_establish().

It's currently only used in sparc64/dev/psycho.c to assign a CPU interrupt
level to devices in PCI slots.
 1.4  11-Jan-2000  pk branches: 1.4.4;
Remove old-style boot device recognition.
 1.3  05-Sep-1998  pk branches: 1.3.12;
Assign my copyrights to TNF.
 1.2  29-Aug-1998  pk Adjust for some small changes in lsi64854 back-end driver.
 1.1  29-Aug-1998  pk Use bus_space_*() to access device registers.
Add `esp' and `le' DMA engine.
 1.3.12.1  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.
 1.4.4.1  19-Jul-2000  mrg pull up sparc/sparc64 bus_intr_establish() changes, necessary for sparc64
(originally done by pk, approved by thorpej):

>Add a `device class' interrupt level argument (from machine/intr.h)
>to bus_interrupt_establish().
>
>It's currently only used in sparc64/dev/psycho.c to assign a CPU interrupt
>level to devices in PCI slots.
 1.5.6.1  01-Oct-2001  fvdl Catch up with -current.
 1.5.4.5  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
 1.5.4.4  23-Jun-2002  jdolecek catch up with -current on kqueue branch
 1.5.4.3  16-Mar-2002  jdolecek Catch up with -current.
 1.5.4.2  11-Feb-2002  jdolecek Sync w/ -current.
 1.5.4.1  10-Jan-2002  thorpej Sync kqueue branch with -current.
 1.5.2.7  11-Dec-2002  thorpej Sync with HEAD.
 1.5.2.6  18-Oct-2002  nathanw Catch up to -current.
 1.5.2.5  01-Apr-2002  nathanw Catch up to -current.
(CVS: It's not just a program. It's an adventure!)
 1.5.2.4  28-Feb-2002  nathanw Catch up to -current.
 1.5.2.3  08-Jan-2002  nathanw Catch up to -current.
 1.5.2.2  14-Nov-2001  nathanw Catch up to -current.
 1.5.2.1  08-Oct-2001  nathanw Catch up to -current.
 1.11.2.1  26-Mar-2002  eeh Probe and attach through devprops.
 1.20.2.5  10-Nov-2005  skrll Sync with HEAD. Here we go again...
 1.20.2.4  04-Feb-2005  skrll Sync with HEAD.
 1.20.2.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.20.2.2  18-Sep-2004  skrll Sync with HEAD.
 1.20.2.1  03-Aug-2004  skrll Sync with HEAD
 1.23.6.1  12-Feb-2005  yamt sync with head.
 1.23.4.1  29-Apr-2005  kent sync with -current
 1.25.2.2  27-Oct-2007  yamt sync with head.
 1.25.2.1  21-Jun-2006  yamt sync with head.
 1.26.6.1  22-Apr-2006  simonb Sync with head.
 1.26.4.1  09-Sep-2006  rpaulo sync with head
 1.26.2.1  01-Mar-2006  yamt sync with head.
 1.28.44.1  25-Oct-2007  bouyer Sync with HEAD.
 1.28.40.1  06-Nov-2007  matt sync with HEAD
 1.28.38.1  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.
 1.28.24.1  23-Oct-2007  ad Sync with head.
 1.29.16.1  02-Jun-2008  mjf Sync with HEAD.
 1.31.4.4  11-Mar-2010  yamt sync with head
 1.31.4.3  16-May-2009  yamt sync with head
 1.31.4.2  04-May-2009  yamt sync with head.
 1.31.4.1  16-May-2008  yamt sync with head.
 1.31.2.1  18-May-2008  yamt sync with head.
 1.32.2.1  23-Jun-2008  wrstuden Sync w/ -current. 34 merge conflicts to follow.
 1.33.12.1  13-May-2009  jym Sync with HEAD.

Commit is split, to avoid a "too many arguments" protocol error.
 1.35.80.1  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.
 1.36.4.1  31-May-2021  cjep sync with head
 1.36.2.1  13-May-2021  thorpej Sync with HEAD.
 1.37.4.1  04-Aug-2021  thorpej Adapt to CFARGS().

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