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History log of /src/sys/arch/cesfic/dev/zs.c
RevisionDateAuthorComments
 1.24  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.
 1.23  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.22  24-Apr-2021  thorpej branches: 1.22.8;
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?).
 1.21  18-Nov-2020  thorpej branches: 1.21.2;
malloc(9) -> kmem(9)
 1.20  10-Nov-2019  chs branches: 1.20.8;
in many device attach paths, allocate memory with M_WAITOK instead of M_NOWAIT
and remove code to handle failures that can no longer happen.
 1.19  24-Mar-2014  christos branches: 1.19.30;
- use cpu_{g,s}etmodel
- remove unused
 1.18  26-Oct-2009  cegger branches: 1.18.12; 1.18.22; 1.18.26;
kill extra whitespaces
reviewed by tsutsui@
 1.17  18-Mar-2009  cegger bcopy -> memcpy
 1.16  13-Jun-2008  cegger branches: 1.16.4; 1.16.10;
use device_lookup_private to get softc
 1.15  28-Apr-2008  martin branches: 1.15.2; 1.15.4;
Remove clause 3 and 4 from TNF licenses
 1.14  29-Mar-2008  tsutsui branches: 1.14.2; 1.14.4;
Split softc and device_t for zsc(4) and its children.

XXX we should restructure MI APIs and make it really machine independent.
 1.13  03-Dec-2007  ad branches: 1.13.14;
Interrupt handling changes, in discussion since February:

- Reduce available SPL levels for hardware devices to none, vm, sched, high.
- Acquire kernel_lock only for interrupts at IPL_VM.
- Implement threaded soft interrupts.
 1.12  09-Nov-2007  ad Call zs_lock_init() to set up the chanstate's lock.
 1.11  05-Mar-2007  tsutsui branches: 1.11.2; 1.11.18; 1.11.20; 1.11.24; 1.11.26;
MI softintr(9)'fy. Untested.

This port needs much more cleanups, it seems...
 1.10  28-Mar-2006  thorpej branches: 1.10.14;
Use device_unit().
 1.9  11-Dec-2005  christos branches: 1.9.4; 1.9.6; 1.9.8; 1.9.10; 1.9.12;
merge ktrace-lwp.
 1.8  15-Jul-2003  lukem branches: 1.8.16;
__KERNEL_RCSID()
 1.7  09-Apr-2003  drochner branches: 1.7.2;
catch up with "struct consdev" change
 1.6  28-Jan-2003  pk Provide locking required by the interrupt handlers running at IPL_SERIAL.
 1.5  01-Jan-2003  thorpej Use aprint_normal() for cfprint routines.
 1.4  05-Oct-2002  chs fix void * math, turn on -Wpointer-arith.
 1.3  24-Sep-2002  ad Zero fill the newly allocated zs_chanstate.
 1.2  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.
 1.1  14-May-2001  drochner branches: 1.1.2; 1.1.8; 1.1.16;
Initial import of the known working kernel bits for the NetBSD/cesfic
port. cesfic is a VME board with one or two mc68040 processors. See
the README file for details.
The port is working well with a.out userland, there are some problems
with ELF still, like applications running out of memory where it is not
expected. Some parts, in particular the pmap (which was taken from hp300
four years ago), need updating, but this is easier done within the NetBSD
CVS tree.
 1.1.16.1  19-May-2002  gehenna Remove hard-coded major.
 1.1.8.4  03-Jan-2003  thorpej Sync with HEAD.
 1.1.8.3  18-Oct-2002  nathanw Catch up to -current.
 1.1.8.2  17-Sep-2002  nathanw Catch up to -current.
 1.1.8.1  14-May-2001  nathanw file zs.c was added on branch nathanw_sa on 2002-09-17 21:14:05 +0000
 1.1.2.1  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
 1.7.2.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.7.2.2  18-Sep-2004  skrll Sync with HEAD.
 1.7.2.1  03-Aug-2004  skrll Sync with HEAD
 1.8.16.4  07-Dec-2007  yamt sync with head
 1.8.16.3  15-Nov-2007  yamt sync with head.
 1.8.16.2  03-Sep-2007  yamt sync with head.
 1.8.16.1  21-Jun-2006  yamt sync with head.
 1.9.12.1  31-Mar-2006  tron Merge 2006-03-31 NetBSD-current into the "peter-altq" branch.
 1.9.10.1  19-Apr-2006  elad sync with head - hopefully this will work
 1.9.8.1  01-Apr-2006  yamt sync with head.
 1.9.6.1  22-Apr-2006  simonb Sync with head.
 1.9.4.1  09-Sep-2006  rpaulo sync with head
 1.10.14.1  12-Mar-2007  rmind Sync with HEAD.
 1.11.26.2  08-Dec-2007  mjf Sync with HEAD.
 1.11.26.1  19-Nov-2007  mjf Sync with HEAD.
 1.11.24.1  13-Nov-2007  bouyer Sync with HEAD
 1.11.20.1  09-Jan-2008  matt sync with HEAD
 1.11.18.2  09-Dec-2007  jmcneill Sync with HEAD.
 1.11.18.1  11-Nov-2007  joerg Sync with HEAD.
 1.11.2.1  03-Dec-2007  ad Sync with HEAD.
 1.13.14.3  29-Jun-2008  mjf Sync with HEAD.
 1.13.14.2  02-Jun-2008  mjf Sync with HEAD.
 1.13.14.1  03-Apr-2008  mjf Sync with HEAD.
 1.14.4.3  11-Mar-2010  yamt sync with head
 1.14.4.2  04-May-2009  yamt sync with head.
 1.14.4.1  16-May-2008  yamt sync with head.
 1.14.2.2  17-Jun-2008  yamt sync with head.
 1.14.2.1  18-May-2008  yamt sync with head.
 1.15.4.1  18-Jun-2008  simonb Sync with head.
 1.15.2.1  23-Jun-2008  wrstuden Sync w/ -current. 34 merge conflicts to follow.
 1.16.10.1  13-May-2009  jym Sync with HEAD.

Commit is split, to avoid a "too many arguments" protocol error.
 1.16.4.1  28-Apr-2009  skrll Sync with HEAD.
 1.18.26.1  18-May-2014  rmind sync with head
 1.18.22.1  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.18.12.1  22-May-2014  yamt sync with head.

for a reference, the tree before this commit was tagged
as yamt-pagecache-tag8.

this commit was splitted into small chunks to avoid
a limitation of cvs. ("Protocol error: too many arguments")
 1.19.30.1  13-Apr-2020  martin Mostly merge changes from HEAD upto 20200411
 1.20.8.1  14-Dec-2020  thorpej Sync w/ HEAD.
 1.21.2.1  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.
 1.22.8.1  03-Aug-2021  thorpej Adapt to CFARGS().

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