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History log of /src/sys/arch/mvme68k/dev/zs.c
RevisionDateAuthorComments
 1.46  18-Jan-2024  thorpej Don't put the MVME1xx model defines into IDENT, make them defflag options and
put them in opt_mvmeconf.h. Make these options depend on the appropriate
M680x0 option (MVME147 -> M68030, MVME16[27] -> M68040, MVME17[27] -> M68060)
so that the CPU option appears correctly in opt_m68k_arch.h.
 1.45  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.
 1.44  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.43  24-Apr-2021  thorpej branches: 1.43.8;
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?).
 1.42  11-Apr-2009  scw branches: 1.42.78;
Invoke zs_lock_init() _after_ copying console state to avoid a later
lock-related panic.
 1.41  13-Jun-2008  cegger branches: 1.41.4; 1.41.10;
use device_lookup_private to get softc
 1.40  28-Apr-2008  martin branches: 1.40.2; 1.40.4;
Remove clause 3 and 4 from TNF licenses
 1.39  29-Mar-2008  tsutsui branches: 1.39.2; 1.39.4;
Split softc and device_t for zsc(4) and its children.

XXX we should restructure MI APIs and make it really machine independent.
 1.38  12-Jan-2008  tsutsui branches: 1.38.6;
Misc cleanup:
- KNF, ANSIfy, remove __P()
- use __func__ to print function names
- use __arraycount()
- include "ioconf.h" for struct cfdriver
- u_intNN_t -> uintNN_t
- wrap long lines
etc.
 1.37  03-Dec-2007  ad branches: 1.37.6;
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.
 1.36  09-Nov-2007  ad Call zs_lock_init() to set up the chanstate's lock.
 1.35  28-Mar-2006  thorpej branches: 1.35.18; 1.35.36; 1.35.38; 1.35.42; 1.35.44;
Use device_unit().
 1.34  11-Dec-2005  christos branches: 1.34.4; 1.34.6; 1.34.8; 1.34.10; 1.34.12;
merge ktrace-lwp.
 1.33  04-Dec-2003  keihan branches: 1.33.16;
NetBSD.ORG -> NetBSD.org

Now all "NetBSD.ORG" are gone from src/sys.
 1.32  15-Jul-2003  lukem __KERNEL_RCSID()
 1.31  28-Jan-2003  pk branches: 1.31.2;
Provide locking required by the interrupt handlers running at IPL_SERIAL.
 1.30  01-Jan-2003  thorpej Use aprint_normal() for cfprint routines.
 1.29  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.
 1.28  07-Jul-2001  scw branches: 1.28.2; 1.28.8; 1.28.16;
bzero -> memset
bcopy -> memcpy
bcmp -> memcmp
 1.27  31-May-2001  scw Deprecate intrcnt/intrnames in favour of the generic evcnt(9) interface.
 1.26  21-Nov-2000  scw branches: 1.26.2;
Call zs_set_speed() to calculate the initial timing constants.
 1.25  20-Nov-2000  scw Add support for the m68060-based machines: MVME-172 and MVME-177.
CPU support taken from a combination of NetBSD/amiga and NetBSD/x68k.

At this time, MVME-172 works but MVME-177 is untested. Since the '177
is otherwise identical to the MVME-167, this should *just work*.
 1.24  18-Nov-2000  scw Fix a braino in the last commit.
 1.23  18-Nov-2000  scw Allow a degree of tolerance when calculating the baudrate timing constant.
 1.22  06-Sep-2000  scw Add preliminary support for the MVME162-LX 200/300 series of boards.

Currently, the major onboard devices are supported (disk, network,
rs232 and VMEbus). However, work is still need to support the remaining
devices (eg. IndustryPack sites).

These boards are available with a dazzling array of build options. At
this time, the following options are *required*:

o Real floating point hardware (the 68LC040 model isn't tested),
o The VMEchip2 must be present,
o If offboard VMEbus RAM is not present, at least 8MB of onboard
RAM is required.
o Even if offboard VMEbus RAM *is* present, at least 4MB of onboard
RAM is required. (Boards with 1 or 2MB onboard RAM *can* be
supported with offboard RAM, but not without some funky values in
the VMEbus Master mapping registers.)

There is no support for boards other than those in the -LX 200/300 series.
 1.21  21-Jul-2000  scw Make this compile again.
 1.20  20-Jul-2000  scw Implement generic soft interrupts for mvme68k.
Based on Jason Thorpe's Alpha implementation.
 1.19  18-Mar-2000  scw branches: 1.19.4;
Merge 'scw_mvme68k_bus_space' branch with the trunk.
These changes add support for:

o The MI VMEbus framework on both MVME147 and MVME167.
o Enhancements to the existing MD bus_space(9) implementation.
o Most of the bus_dma(9) API.
 1.18  27-Mar-1999  wrstuden branches: 1.18.8; 1.18.16;
Add pps support. Only enable pps if CLOCAL & !MDMBUF.
 1.17  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?
 1.16  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.
 1.15  22-Aug-1998  scw vm_offset -> [vp]addr_t and vm_size_t -> [vp]size_t
While I'm here, expunge use of 'register' storage class.
 1.14  12-Jan-1998  thorpej Update for changes to config.
 1.13  02-Nov-1997  mycroft Set rr0_dcd.
Don't set DCD_IE and CTS_IE here; let the MI code do it.
Handle MDMBUF.
 1.12  05-Feb-1997  gwr branches: 1.12.12;
Apply that fix from Bill Studenmund that keeps us from ignoring DCD.
Also fix the copyright (s/REGENTS/FOUNDATION/).
 1.11  17-Dec-1996  gwr Adapt to the new version of dev/ic/z8530*
 1.10  09-Dec-1996  thorpej Copyright assigned to The NetBSD Foundation.
 1.9  13-Oct-1996  christos backout previous kprintf change
 1.8  10-Oct-1996  christos printf -> kprintf, sprintf -> ksprintf
 1.7  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).
 1.6  26-Aug-1996  thorpej Update for structure member name changes made in the MI code.
 1.5  26-May-1996  chuck fix cngetc() typeo.
 1.4  26-Apr-1996  chuck branches: 1.4.4;
- zs: switch to MI driver
- clock, le, pcc, wdsc, zs: convert to new autoconfig scheme
- vme: add vme support

Contributed by: Jason R. Thorpe <thorpej@og.org>
 1.3  19-Mar-1996  thorpej Fix typo.
 1.2  17-Mar-1996  thorpej New device attachment scheme:

- split softc size and match/attach out from cfdriver into
a new struct cfattach.

- new "attach" directive for files.*. May specify the name of
the cfattach structure, so that devices may be easily attached
to parents with different autoconfiguration semantics.
 1.1  25-Jul-1995  chuck branches: 1.1.1;
Initial revision
 1.1.1.1  25-Jul-1995  chuck mvme68k port -- for the motorola vme147 m68030 card
 1.4.4.2  06-Jun-1996  chuck s/cs_pclk_div16/cs_brg_clk/ as per gwr so we can compile again
 1.4.4.1  27-May-1996  chuck fix cngetc bug
 1.12.12.1  04-Nov-1997  mellon Pull rev 1.13 up from trunk (mycrosoft)
 1.18.16.2  18-Mar-2000  scw MI VMEbus glue more or less complete.
Kernels now compiled with -Wall, etc. (lots of fixes needed for this)
All MD drivers now bus_spaced/bus_dma'd. The two SCSI drivers should
be replaced with bus_spaced MI versions at some point.
 1.18.16.1  14-Mar-2000  scw Get rid of PCC{,TWO}_VADDR(), and some general tidying up.
 1.18.8.2  22-Nov-2000  bouyer Sync with HEAD.
 1.18.8.1  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.
 1.19.4.2  17-Oct-2000  scw Pullup 1.21 - 1.22 (approved by tv)
Bring support for MVME162 into the 1.5 branch.
 1.19.4.1  22-Jul-2000  scw Pullup from trunk: 1.20 and 1.21
Approved by: thorpej

Implement generic soft interrupts for mvme68k.
 1.26.2.1  21-Jun-2001  nathanw Catch up to -current.
 1.28.16.1  19-May-2002  gehenna Remove hard-coded major.
 1.28.8.3  03-Jan-2003  thorpej Sync with HEAD.
 1.28.8.2  17-Sep-2002  nathanw Catch up to -current.
 1.28.8.1  07-Jul-2001  nathanw file zs.c was added on branch nathanw_sa on 2002-09-17 21:16:03 +0000
 1.28.2.1  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
 1.31.2.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.31.2.2  18-Sep-2004  skrll Sync with HEAD.
 1.31.2.1  03-Aug-2004  skrll Sync with HEAD
 1.33.16.4  21-Jan-2008  yamt sync with head
 1.33.16.3  07-Dec-2007  yamt sync with head
 1.33.16.2  15-Nov-2007  yamt sync with head.
 1.33.16.1  21-Jun-2006  yamt sync with head.
 1.34.12.1  31-Mar-2006  tron Merge 2006-03-31 NetBSD-current into the "peter-altq" branch.
 1.34.10.1  19-Apr-2006  elad sync with head - hopefully this will work
 1.34.8.1  01-Apr-2006  yamt sync with head.
 1.34.6.1  22-Apr-2006  simonb Sync with head.
 1.34.4.1  09-Sep-2006  rpaulo sync with head
 1.35.44.3  18-Feb-2008  mjf Sync with HEAD.
 1.35.44.2  08-Dec-2007  mjf Sync with HEAD.
 1.35.44.1  19-Nov-2007  mjf Sync with HEAD.
 1.35.42.1  13-Nov-2007  bouyer Sync with HEAD
 1.35.38.2  23-Mar-2008  matt sync with HEAD
 1.35.38.1  09-Jan-2008  matt sync with HEAD
 1.35.36.2  09-Dec-2007  jmcneill Sync with HEAD.
 1.35.36.1  11-Nov-2007  joerg Sync with HEAD.
 1.35.18.1  03-Dec-2007  ad Sync with HEAD.
 1.37.6.1  19-Jan-2008  bouyer Sync with HEAD
 1.38.6.3  29-Jun-2008  mjf Sync with HEAD.
 1.38.6.2  02-Jun-2008  mjf Sync with HEAD.
 1.38.6.1  03-Apr-2008  mjf Sync with HEAD.
 1.39.4.2  04-May-2009  yamt sync with head.
 1.39.4.1  16-May-2008  yamt sync with head.
 1.39.2.2  17-Jun-2008  yamt sync with head.
 1.39.2.1  18-May-2008  yamt sync with head.
 1.40.4.1  18-Jun-2008  simonb Sync with head.
 1.40.2.1  23-Jun-2008  wrstuden Sync w/ -current. 34 merge conflicts to follow.
 1.41.10.1  13-May-2009  jym Sync with HEAD.

Commit is split, to avoid a "too many arguments" protocol error.
 1.41.4.1  28-Apr-2009  skrll Sync with HEAD.
 1.42.78.1  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.
 1.43.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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