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History log of /src/sys/arch/sparc/dev/cgtwo.c
RevisionDateAuthorComments
 1.58  20-Dec-2023  thorpej Remove unnecessary <sys/malloc.h>.
 1.57  25-Jul-2014  dholland Add d_discard to all struct cdevsw instances I could find.

All have been set to "nodiscard"; some should get a real implementation.
 1.56  16-Mar-2014  dholland branches: 1.56.2;
Change (mostly mechanically) every cdevsw/bdevsw I can find to use
designated initializers.

I have not built every extant kernel so I have probably broken at
least one build; however I've also found and fixed some wrong
cdevsw/bdevsw entries so even if so I think we come out ahead.
 1.55  18-Jul-2011  mrg branches: 1.55.2; 1.55.12; 1.55.16;
convert to use device_t, cfdata_t and CFATTACH_DECL_NEW().

XXX: compile time tested only.
 1.54  11-Jun-2008  drochner mechanical changes to use device_private() or device_lookup_private()
to get softcs, makes the code compile under the stricter type checking
introduced earlier today
 1.53  04-Mar-2007  christos branches: 1.53.40; 1.53.42; 1.53.44; 1.53.46; 1.53.48;
Kill caddr_t; there will be some MI fallout, but it will be fixed shortly.
 1.52  29-Mar-2006  thorpej branches: 1.52.14;
Use device_cfdata().
 1.51  11-Dec-2005  christos branches: 1.51.4; 1.51.6; 1.51.8; 1.51.10; 1.51.12;
merge ktrace-lwp.
 1.50  16-Nov-2005  uwe ANSIify function declarations/defintions. Use uint<N>_t.
Propagate "static" to function definitions. Drop trailing whitespace.
Same binary code is produced for GENERIC.MP + KGDB + DDB.
 1.49  25-Aug-2003  uwe branches: 1.49.16; 1.49.24;
Undo previous as it broke things.

There are some scattered implicit RASTERCONSOLE dependencies,
so there should be a better way.
 1.48  24-Aug-2003  uwe #include "opt_rcons.h"
 1.47  07-Aug-2003  agc Move UCB-licensed code from 4-clause to 3-clause licence.

Patches provided by Joel Baker in PR 22364, verified by myself.
 1.46  15-Jul-2003  lukem __KERNEL_RCSID()
 1.45  29-Jun-2003  fvdl branches: 1.45.2;
Back out the lwp/ktrace changes. They contained a lot of colateral damage,
and need to be examined and discussed more.
 1.44  29-Jun-2003  darrenr More changes for providing lwpid for ktrace (sparc GENERIC built)
 1.43  02-Apr-2003  thorpej Use PAGE_SIZE rather than NBPG.
 1.42  05-Dec-2002  fredette Fixed a null pointer passed to printf().
 1.41  23-Oct-2002  jdolecek merge kqueue branch into -current

kqueue provides a stateful and efficient event notification framework
currently supported events include socket, file, directory, fifo,
pipe, tty and device changes, and monitoring of processes and signals

kqueue is supported by all writable filesystems in NetBSD tree
(with exception of Coda) and all device drivers supporting poll(2)

based on work done by Jonathan Lemon for FreeBSD
initial NetBSD port done by Luke Mewburn and Jason Thorpe
 1.40  02-Oct-2002  thorpej Add trailing ; to CFATTACH_DECL.
 1.39  01-Oct-2002  thorpej Use CFATTACH_DECL().
 1.38  27-Sep-2002  thorpej Declare all cfattach structures const.
 1.37  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.
 1.36  03-Aug-2002  itojun correct range check, have overflow check, fix type mismatches,
for cmap args and some other calls. from openbsd
 1.35  05-Aug-2001  jdolecek branches: 1.35.2; 1.35.6; 1.35.14; 1.35.16;
use unsigned variable types as appropriate
 1.34  22-Aug-2000  pk branches: 1.34.4;
Use the framebuffer drivers & header files that now live in /sys/dev/sun.
 1.33  29-Jun-2000  mrg remove include of <vm/vm.h> and <machine/pmap.h>. <vm/vm.h> -> <uvm/uvm_extern.h>
 1.32  26-Jun-2000  simonb Change the kernel mmap interface so that the offset to map is an
"off_t" and the return value is a "paddr_t" to allow mappings
at offsets past 2^31 bytes. Somewhat inspired by FreeBSD, which
only changed the offset to a "vm_offset_t".

Includes updates for the i386, pc532 and sh3 mmmmap from Jason Thorpe.
 1.31  19-Mar-2000  pk branches: 1.31.4;
Use fb_is_console(); retract fbconstty & fbnode from service.
 1.30  30-Jun-1999  drochner branches: 1.30.2;
update for new VME framework
 1.29  07-Apr-1998  pk branches: 1.29.10;
bus_space_mmap() has changed to take a `bus_space_handle_t *' argument,
like other bus space methods.
 1.28  21-Mar-1998  pk Account for changed bus attachment scheme.
 1.27  06-Feb-1998  pk vme_bus_probe() takes an `offset' argument.
 1.26  04-Feb-1998  pk Account for changed vme_bus_probe() arguments.
 1.25  28-Jan-1998  thorpej Use offsetof() from libkern.h
 1.24  25-Jan-1998  pk Convert to new VME interface.
 1.23  12-Jan-1998  thorpej Update for changes to config.
 1.22  24-May-1997  pk Remove all `bustype' arguments from map[io]dev() and REG2PHYS().
 1.21  19-May-1997  pk Replace bus_tmp() with mapdev() equivalent.
 1.20  10-Dec-1996  pk Comply with recent autoconfiguration changes. Diffs graciously
supplied by Chris Demetriou.
 1.19  13-Oct-1996  christos backout previous kprintf change
 1.18  11-Oct-1996  christos printf -> kprintf, sprintf -> ksprintf
 1.17  04-Oct-1996  thorpej Returning ENODEV is not correct in a poll entry point. Instead, since
read/write returns an error, use seltrue().
 1.16  18-May-1996  mrg use __P
 1.15  23-Apr-1996  pk Map the pixels explicitly on the VME32 bus.
 1.14  01-Apr-1996  christos Eliminated dependencies on dev_conf.h
 1.13  17-Mar-1996  pk Avoid "unused variable" warning.
 1.12  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.
 1.11  14-Mar-1996  christos Bring prototypes into scope and fix compiler warnings.
 1.10  27-Feb-1996  thorpej First-cut support for P4 framebuffers. Currently supports P4 variants
of bwtwo, cgfour, cgsix, and cgeight. Includes support for attaching
the overlay plane of the cgfour and cgeight as a bwtwo instance (a'la
SunOS).

P4 register descriptions, cgfour driver, and cgeight driver partially
derived from OpenBSD.

This code may still need polishing.
 1.9  25-Feb-1996  pk Use CPU-type macros.
 1.8  11-Dec-1995  pk Adapt to changed mapiodev() interface.
 1.7  29-Nov-1995  pk Code from Jason to better configure /dev/fb.
 1.6  28-Oct-1995  pk Map pixels in VME32 space
 1.5  08-Oct-1995  pk branches: 1.5.2;
Patch from Jason to factor out a common framebuffer size determination
routine from the individual drivers.
 1.4  04-Oct-1995  pk RCONSOLE => RASTERCONSOLE.
 1.3  02-Oct-1995  pk Update to use <machine/cgtworeg.h>
 1.2  02-Oct-1995  pk Get some of the bugs out. Thanks to David Gilbert for testing.
 1.1  17-Sep-1995  pk cgtwo framebuffer, cloned from cgthree.c and sun3's cg2.c.
Note: untested, shall be considered a framework to get things started..
 1.5.2.2  16-Feb-1996  thorpej Pull in improved framebuffer autoconfiguration code from -current.
Prevents panics when multiple framebuffers are found on sun4 systems.
 1.5.2.1  28-Oct-1995  pk Update from trunk: Map pixels in VME32 space.
 1.29.10.1  01-Jul-1999  thorpej Sync w/ -current.
 1.30.2.1  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.
 1.31.4.2  16-Aug-2001  tv Pullup [jdolecek]:

sys/arch/amiga/dev/grf_cl.c 1.26
sys/arch/amiga/dev/grfioctl.h 1.14
sys/arch/hpcmips/dev/plumvideo.c 1.20
sys/arch/macppc/dev/ofb.c 1.25
sys/arch/sparc/dev/cgtwo.c 1.35
sys/arch/sparc/include/fbio.h patch
sys/arch/sparc64/include/fbio.h patch
sys/arch/sun3/dev/cg2.c 1.14
sys/arch/sun3/include/fbio.h patch
sys/dev/pci/tga.c 1.35
sys/dev/tc/cfb.c 1.28
sys/dev/tc/mfb.c 1.27
sys/dev/tc/sfb.c 1.46
sys/dev/tc/sfbplus.c 1.10 via patch
sys/dev/tc/tfb.c 1.30
sys/dev/tc/xcfb.c 1.23
sys/net/if_ppp.c 1.71

Use unsigned variable types to make bounds checking more correct.
 1.31.4.1  30-Jun-2000  simonb Pull up mmap paddr_t/off_t changes from trunk.
 1.34.4.5  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
 1.34.4.4  06-Sep-2002  jdolecek sync kqueue branch with HEAD
 1.34.4.3  28-Jun-2002  jdolecek hook fbkqfilter to leaf drivers' kqfilter
 1.34.4.2  28-Jun-2002  jdolecek prove kqfilter hook; it's very simple equivalent of seltrue()
 1.34.4.1  25-Aug-2001  thorpej Merge Aug 24 -current into the kqueue branch.
 1.35.16.1  07-Aug-2002  lukem Pull up revision 1.36 (requested by itojun in ticket #616):
correct range check, have overflow check, fix type mismatches,
for cmap args and some other calls. from openbsd
 1.35.14.2  31-Aug-2002  gehenna catch up with -current.
 1.35.14.1  17-May-2002  gehenna Add device switch.
 1.35.6.6  11-Dec-2002  thorpej Sync with HEAD.
 1.35.6.5  11-Nov-2002  nathanw Catch up to -current
 1.35.6.4  18-Oct-2002  nathanw Catch up to -current.
 1.35.6.3  17-Sep-2002  nathanw Catch up to -current.
 1.35.6.2  13-Aug-2002  nathanw Catch up to -current.
 1.35.6.1  05-Aug-2001  nathanw file cgtwo.c was added on branch nathanw_sa on 2002-08-13 02:18:52 +0000
 1.35.2.1  10-Oct-2001  fvdl Convert all remaining devices.
 1.45.2.5  11-Dec-2005  christos Sync with head.
 1.45.2.4  04-Feb-2005  skrll Adapt to branch.
 1.45.2.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.45.2.2  18-Sep-2004  skrll Sync with HEAD.
 1.45.2.1  03-Aug-2004  skrll Sync with HEAD
 1.49.24.1  22-Nov-2005  yamt sync with head.
 1.49.16.2  03-Sep-2007  yamt sync with head.
 1.49.16.1  21-Jun-2006  yamt sync with head.
 1.51.12.1  31-Mar-2006  tron Merge 2006-03-31 NetBSD-current into the "peter-altq" branch.
 1.51.10.1  19-Apr-2006  elad sync with head - hopefully this will work
 1.51.8.1  01-Apr-2006  yamt sync with head.
 1.51.6.1  22-Apr-2006  simonb Sync with head.
 1.51.4.1  09-Sep-2006  rpaulo sync with head
 1.52.14.1  12-Mar-2007  rmind Sync with HEAD.
 1.53.48.1  18-Jun-2008  simonb Sync with head.
 1.53.46.1  23-Jun-2008  wrstuden Sync w/ -current. 34 merge conflicts to follow.
 1.53.44.1  04-May-2009  yamt sync with head.
 1.53.42.1  17-Jun-2008  yamt sync with head.
 1.53.40.1  29-Jun-2008  mjf Sync with HEAD.
 1.55.16.1  18-May-2014  rmind sync with head
 1.55.12.1  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.55.2.1  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")
 1.56.2.1  10-Aug-2014  tls Rebase.

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