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History log of /src/sys/arch/next68k/dev/zs.c
RevisionDateAuthorComments
 1.38  04-Feb-2023  tsutsui Remove trailing spaces and TABs.
 1.37  11-Sep-2021  andvar Add missing double p and d for stopped and overriden accordingly.
Fix few more typos along the way, mainly in copy-pasted comments.
 1.36  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.35  24-Apr-2021  thorpej branches: 1.35.8;
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?).
 1.34  01-May-2017  martin branches: 1.34.24;
PR port-next68k/52205 from Miod Vallat: cosmetic change to print the
physical address when attaching zs devices.
For the real work, zs_get_chan_addr() will still use the virtual address.
 1.33  13-Jun-2008  cegger branches: 1.33.40; 1.33.60; 1.33.74;
use device_lookup_private to get softc
 1.32  28-Apr-2008  martin branches: 1.32.2; 1.32.4;
Remove clause 3 and 4 from TNF licenses
 1.31  29-Mar-2008  tsutsui branches: 1.31.2; 1.31.4;
Split softc and device_t for zsc(4) and its children.

XXX we should restructure MI APIs and make it really machine independent.
 1.30  28-Nov-2007  ad branches: 1.30.14;
Use the softint API.
 1.29  09-Nov-2007  ad Call zs_lock_init() to set up the chanstate's lock.
 1.28  08-Mar-2007  tsutsui branches: 1.28.2; 1.28.18; 1.28.20; 1.28.24; 1.28.26;
MI softintr(9)'fy. Tested by bouyer@.
See also:
http://mail-index.netbsd.org/port-next68k/2007/03/06/0000.html
 1.27  11-Dec-2005  christos branches: 1.27.26;
merge ktrace-lwp.
 1.26  10-Jan-2005  chs branches: 1.26.10;
use a global variable to ensure that only one instance is configured
rather than requiring that its unit number be zero.
simplify by not pretending that nexts can have more than 1 zsc.
 1.25  10-Jan-2005  chs really remove register.
 1.24  10-Jan-2005  chs de-__P, remove register, ansify, other cleanup.
 1.23  15-Jul-2003  lukem __KERNEL_RCSID()
 1.22  28-Jan-2003  pk branches: 1.22.2;
Provide locking required by the interrupt handlers running at IPL_SERIAL.
 1.21  01-Jan-2003  thorpej Use aprint_normal() for cfprint routines.
 1.20  02-Oct-2002  thorpej Use CFATTACH_DECL().
 1.19  27-Sep-2002  thorpej Declare all cfattach structures const.
 1.18  27-Sep-2002  provos remove trailing \n in panic(). approved perry.
 1.17  11-Sep-2002  mycroft Comprehensive patches from Christian Limpach:
* Fix problems with the DMA and SCSI drivers.
* Make turbo machines sort of work.
Additional fixes from me:
* Determine if we're a turbo at boot time, by looking at the ROM machine type.
* Set the display size correctly (1120 pixels wide, but padded to 1152 only on
non-turbo machines).
Caveats:
* SCSI doesn't work on the turbo (or at least it blows chunks with no devices
attached).
* Media selection doesn't work on the turbo (the BMAP stuff doesn't exist on
turbo machines).
* The boot block is prone to timing out.
 1.16  06-Sep-2002  gehenna Merge the gehenna-devsw branch into the trunk.

This merge changes the device switch tables from static array to
dynamically generated by config(8).

- All device switches is defined as a constant structure in device drivers.

- The new grammer ``device-major'' is introduced to ``files''.

device-major <prefix> char <num> [block <num>] [<rules>]

- All device major numbers must be listed up in port dependent majors.<arch>
by using this grammer.

- Added the new naming convention.
The name of the device switch must be <prefix>_[bc]devsw for auto-generation
of device switch tables.

- The backward compatibility of loading block/character device
switch by LKM framework is broken. This is necessary to convert
from block/character device major to device name in runtime and vice versa.

- The restriction to assign device major by LKM is completely removed.
We don't need to reserve LKM entries for dynamic loading of device switch.

- In compile time, device major numbers list is packed into the kernel and
the LKM framework will refer it to assign device major number dynamically.
 1.15  30-May-2001  lukem branches: 1.15.2; 1.15.4; 1.15.8; 1.15.16;
add missing #include "opt_kgdb.h"
 1.14  13-May-2001  chs turn on printf format-string checking and -Werror. fix all warnings.
 1.13  05-Apr-2001  dbj initialize zsaddr to intio address space in zs_attach
addresses pr 6770
in the future, zs should be upgraded to use NEXT68k_INTIO_BUS_SPACE
instead of using IIOV directly.
 1.12  06-Mar-2000  deberg branches: 1.12.6;
we don't have callrom(), so stop pretending otherwise. fixes PR
next68k/7257.
 1.11  03-Aug-1999  dbj branches: 1.11.2;
defopt SERCONSOLE
 1.10  27-Mar-1999  dbj added kgdb support.
 1.9  27-Mar-1999  wrstuden Add pps support. Only enable pps if CLOCAL & !MDMBUF.
 1.8  26-Mar-1999  dbj Added support for using wscons as console.
Enabled wscons as default console.
Use option SERCONSOLE now to use serial console instead now.
 1.7  11-Feb-1999  mycroft Minor cleanup.
Make the initializer for BAUDLO depend on PCLK directly; it was incorrect on
some ports where PCLK is not 4.9152MHz.
XXX Is the default value actually used?
 1.6  03-Feb-1999  mycroft Don't set DCD_IE in the frontends. KGDB doesn't even use DCD, and the tty
frontends get it from zsparam() anyway.
 1.5  02-Jan-1999  dbj applied patch from pr port-next68k/6704: next68k zs driver formatting error
zs driver needs to print a newline.
 1.4  10-Nov-1998  dbj Sync'ed more files and routines with mvme port in prepartion for UVM.
Now use generic m68k cachops everywhere rather than defining them in locore.s
 1.3  11-Jul-1998  dbj Reserved 8k at top of memory for ROM. This fixes warp9c boot problems.
changed ethernet panic to a warning when out of DMA buffers. This allows
resuming if you sit in ddb too long.
 1.2  04-Jul-1998  jonathan defopt DDB.
 1.1  09-Jun-1998  dbj branches: 1.1.1;
Initial revision
 1.1.1.1  09-Jun-1998  dbj Initial import of NetBSD/next68k.
 1.11.2.2  21-Apr-2001  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.
 1.12.6.2  21-Jun-2001  nathanw Catch up to -current.
 1.12.6.1  09-Apr-2001  nathanw Catch up with -current.
 1.15.16.1  19-May-2002  gehenna Replace the access to devsw table and the hard-coded majors with devsw API.
 1.15.8.4  03-Jan-2003  thorpej Sync with HEAD.
 1.15.8.3  18-Oct-2002  nathanw Catch up to -current.
 1.15.8.2  17-Sep-2002  nathanw Catch up to -current.
 1.15.8.1  30-May-2001  nathanw file zs.c was added on branch nathanw_sa on 2002-09-17 21:16:31 +0000
 1.15.4.1  10-Oct-2001  fvdl Convert all remaining devices.
 1.15.2.1  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
 1.22.2.4  17-Jan-2005  skrll Sync with HEAD.
 1.22.2.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.22.2.2  18-Sep-2004  skrll Sync with HEAD.
 1.22.2.1  03-Aug-2004  skrll Sync with HEAD
 1.26.10.3  07-Dec-2007  yamt sync with head
 1.26.10.2  15-Nov-2007  yamt sync with head.
 1.26.10.1  03-Sep-2007  yamt sync with head.
 1.27.26.1  12-Mar-2007  rmind Sync with HEAD.
 1.28.26.2  08-Dec-2007  mjf Sync with HEAD.
 1.28.26.1  19-Nov-2007  mjf Sync with HEAD.
 1.28.24.1  13-Nov-2007  bouyer Sync with HEAD
 1.28.20.1  09-Jan-2008  matt sync with HEAD
 1.28.18.2  03-Dec-2007  joerg Sync with HEAD.
 1.28.18.1  11-Nov-2007  joerg Sync with HEAD.
 1.28.2.1  03-Dec-2007  ad Sync with HEAD.
 1.30.14.3  29-Jun-2008  mjf Sync with HEAD.
 1.30.14.2  02-Jun-2008  mjf Sync with HEAD.
 1.30.14.1  03-Apr-2008  mjf 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.
 1.31.2.2  17-Jun-2008  yamt sync with head.
 1.31.2.1  18-May-2008  yamt sync with head.
 1.32.4.1  18-Jun-2008  simonb Sync with head.
 1.32.2.1  23-Jun-2008  wrstuden Sync w/ -current. 34 merge conflicts to follow.
 1.33.74.1  02-May-2017  pgoyette Sync with HEAD - tag prg-localcount2-base1
 1.33.60.1  28-Aug-2017  skrll Sync with HEAD
 1.33.40.1  03-Dec-2017  jdolecek update from HEAD
 1.34.24.1  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.
 1.35.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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