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History log of /src/sys/arch/sparc/dev/kd.c
RevisionDateAuthorComments
 1.54  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.
 1.53  16-Mar-2014  dholland branches: 1.53.2;
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.
 1.52  19-Oct-2013  mrg - remove unused but set variables.
- use __USE() where necessary.
- remove useless 'volatile' markers

kd.c:consinit() might be wrong for old proms, but i've not
changed it really.
 1.51  27-Oct-2012  chs branches: 1.51.2;
split device_t/softc for all remaining drivers.
replace "struct device *" with "device_t".
use device_xname(), device_unit(), etc.
 1.50  30-Jul-2012  christos branches: 1.50.2;
move cn_tab initializationt to cpu_startup
 1.49  24-Apr-2011  rmind branches: 1.49.4;
Rename ttymalloc() to tty_alloc(), and ttyfree() to tty_free() for
consistency. Remove some unnecessary malloc.h inclusions as well.
 1.48  28-Apr-2008  martin branches: 1.48.22; 1.48.28;
Remove clause 3 and 4 from TNF licenses
 1.47  19-Nov-2007  ad branches: 1.47.14; 1.47.16; 1.47.18;
- Factor out too many copies of the same bit of tty code.
- Fix another tty signalling/wakeup problem.
 1.46  18-Oct-2007  joerg branches: 1.46.2;
Initialise the callbacks for tty.t_rstrt_ch in ttymalloc
as all drivers but Sun/SPARC's kd.c use the same arguments.
Separate callout_reset into callout_schedule and the initial
callout_setfunc using that.
 1.45  17-Oct-2007  garbled Merge the ppcoea-renovation branch to HEAD.

This branch was a major cleanup and rototill of many of the various OEA
cpu based PPC ports that focused on sharing as much code as possible
between the various ports to eliminate near-identical copies of files in
every tree. Additionally there is a new PIC system that unifies the
interface to interrupt code for all different OEA ppc arches. The work
for this branch was done by a variety of people, too long to list here.

TODO:
bebox still needs work to complete the transition to -renovation.
ofppc still needs a bunch of work, which I will be looking at.
ev64260 still needs to be renovated
amigappc was not attempted.

NOTES:
pmppc was removed as an arch, and moved to a evbppc target.
 1.44  09-Jul-2007  ad branches: 1.44.8; 1.44.10; 1.44.14;
Merge some of the less invasive changes from the vmlocking branch:

- kthread, callout, devsw API changes
- select()/poll() improvements
- miscellaneous MT safety improvements
 1.43  04-Mar-2007  christos branches: 1.43.2; 1.43.4; 1.43.10;
Kill caddr_t; there will be some MI fallout, but it will be fixed shortly.
 1.42  16-Feb-2007  ad branches: 1.42.2;
More spllowersoftclock() fallout.
 1.41  01-Oct-2006  elad Adapt MD code to KAUTH_DEVICE_TTY_OPEN. Patch from Matt Fleming, thanks!
 1.40  23-Jul-2006  ad branches: 1.40.4; 1.40.6;
Use the LWP cached credentials where sane.
 1.39  14-May-2006  elad integrate kauth.
 1.38  11-Dec-2005  christos branches: 1.38.4; 1.38.6; 1.38.8; 1.38.10; 1.38.12;
merge ktrace-lwp.
 1.37  16-Nov-2005  uwe Drop trailing whitespace.
 1.36  14-Nov-2005  uwe ANSIify. Same code is generated.
While here, collect in one place prototypes that were scattered
throughout the file, apply static to prom_cn* consistently.
 1.35  06-Sep-2005  kleink branches: 1.35.6;
Change the driver open function's conditional for overriding exclusive tty
use from checking the proc's uid to suser(9), and account for the use of
privileges. Noted by David Holland in PR kern/31126.
 1.34  30-Jun-2005  macallan branches: 1.34.2;
Allow sparc64-style attachment of mouse and keyboard via zstty, needed for
wscons support.
Reviewed by uwe.
 1.33  03-Jun-2005  martin Sprinkle some const
 1.32  17-Mar-2004  pk Rename PROM_getprop*() => prom_getprop*().
 1.31  16-Mar-2004  pk Use prom_getoption() and drop home-grown string-to-integer conversion code.
 1.30  27-Aug-2003  uwe cc_callout does not belong to struct cons_channel, as it's only used
by sparc for PROM console input channel. Demote it to kd.c as a
static variable.

While there, use callout_schedule instead of callout_reset to
reschedule the PROM polling callout, and init prom_cons_channel
statically.
 1.29  27-Aug-2003  uwe Kill __P().
 1.28  25-Aug-2003  uwe Undo previous as it broke things.

There are some scattered implicit RASTERCONSOLE dependencies,
so there should be a better way.
 1.27  24-Aug-2003  uwe #include "opt_rcons.h"
 1.26  15-Jul-2003  lukem __KERNEL_RCSID()
 1.25  29-Jun-2003  fvdl branches: 1.25.2;
Back out the lwp/ktrace changes. They contained a lot of colateral damage,
and need to be examined and discussed more.
 1.24  29-Jun-2003  darrenr More changes for providing lwpid for ktrace (sparc GENERIC built)
 1.23  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
 1.22  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.
 1.21  17-Mar-2002  atatat branches: 1.21.4;
Convert ioctl code to use EPASSTHROUGH instead of -1 or ENOTTY for
indicating an unhandled "command". ERESTART is -1, which can lead to
confusion. ERESTART has been moved to -3 and EPASSTHROUGH has been
placed at -4. No ioctl code should now return -1 anywhere. The
ioctl() system call is now properly restartable.
 1.20  26-Sep-2001  eeh branches: 1.20.4;
getprop* -> PROM_getprop*
 1.19  11-Jun-2001  pk branches: 1.19.2; 1.19.4;
Use NFB from "fb.h" to include console framebuffer support.
 1.18  26-May-2001  pk Pull in "opt_kgdb.h"; see PR#13036.
 1.17  02-May-2001  scw Add `l_poll' to `struct linesw' and provide an xxxpoll() entry point
in each tty driver to indirect through it.

This allows tty line-disciplines to handle poll(2) system calls.
 1.16  02-Nov-2000  eeh branches: 1.16.2;
Adapt to new line discipline scheme.
 1.15  12-Oct-2000  christos add missing kd_attach_input routine.
someone needs to clean this shit up.
 1.14  22-Aug-2000  pk Use the framebuffer drivers & header files that now live in /sys/dev/sun.
 1.13  04-Jul-2000  pk Pass correct argument to the console channel close routine.
 1.12  21-May-2000  eeh branches: 1.12.4;
Need to provide a consdev to the cons_attach_input call now.
 1.11  19-May-2000  eeh Fix the sparc64 console.

Unlike the other Sun machines, UltraSPARCs can have consoles run on different
chips than zs, so we need to support them. So, here we go:

Add a new PROM console driver with a major number and everything.
This is the default driver if nothing else attaches. It does not
use the keyboard driver since the PROM translates keystrokes itself.
(Unfortunately it also swallows L1-A).

Have the keyboard driver take over the console when it attaches on a
serial port. When a serial port detects a keyboard and attaches the
keyboard driver, it needs to provide a set of consdev vectors. They
keyboard driver will use those to send I/O to the keyboard and mouse.
 1.10  24-Mar-2000  hannken Fix typos from last commit (callout).
 1.9  23-Mar-2000  thorpej New callout mechanism with two major improvements over the old
timeout()/untimeout() API:
- Clients supply callout handle storage, thus eliminating problems of
resource allocation.
- Insertion and removal of callouts is constant time, important as
this facility is used quite a lot in the kernel.

The old timeout()/untimeout() API has been removed from the kernel.
 1.8  20-Mar-2000  pk Call rcons_ttyinit() on first open.
 1.7  19-Mar-2000  pk Revise console device handling:
* do not require a `zs' driver for console handling
* run the console on PROM primitives until a device recognises
itself as a console device during normal autoconfiguration.
* allow (keyboard) devices to take over the input channel of
the PROM primitive-based console device.

As a result, consinit() is much simplified and does no longer have
to "detect" devices to setup a working console device. This complexity
has moved to individual drivers which interpret the PROM information
after they have attached to decide whether or not to act as a console.
 1.6  06-Mar-2000  thorpej - Implement cnbell() -- ring the console bell. The cn_bell entrypoint
is optional.
- Add cn_bell to statically allocated consdevs as appropriate.
 1.5  05-Aug-1999  thorpej branches: 1.5.2;
Change the semantics of splsoftclock() to be like other spl*() functions,
that is priority is rasied. Add a new spllowersoftclock() to provide the
atomic drop-to-softclock semantics that the old splsoftclock() provided,
and update calls accordingly.

This fixes a problem with using the "rnd" pseudo-device from within
interrupt context to extract random data (e.g. from within the softnet
interrupt) where doing so would incorrectly unblock interrupts (causing
all sorts of lossage).

XXX 4 platforms do not have priority-raising capability: newsmips, sparc,
XXX sparc64, and VAX. This platforms still have this bug until their
XXX spl*() functions are fixed.
 1.4  14-Feb-1999  pk Use the PROMLIB interface.
 1.3  08-Jan-1998  mrg don't call fb_unblank if NFB < 0
 1.2  03-Dec-1997  mjacob handle case of no keyboard configured
 1.1  18-Oct-1997  gwr Use common zs code.
 1.5.2.2  22-Nov-2000  bouyer Sync with HEAD.
 1.5.2.1  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.
 1.12.4.1  05-Jul-2000  thorpej Pull up rev. 1.13 (pk):
Pass correct argument to the console channel close routine.
 1.16.2.1  21-Jun-2001  nathanw Catch up to -current.
 1.19.4.4  13-Oct-2001  fvdl Revert the t_dev -> t_devvp change in struct tty. The way that tty
structs are currently used (especially by console ttys) aren't
ready for it, and this will require quite a few changes.
 1.19.4.3  11-Oct-2001  fvdl Catch up with -current. Fix some bogons in the sparc64 kbd/ms
attach code. cd18xx conversion provided by mrg.
 1.19.4.2  10-Oct-2001  fvdl Convert all remaining devices.
 1.19.4.1  01-Oct-2001  fvdl Catch up with -current.
 1.19.2.3  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
 1.19.2.2  23-Jun-2002  jdolecek catch up with -current on kqueue branch
 1.19.2.1  10-Jan-2002  thorpej Sync kqueue branch with -current.
 1.20.4.4  11-Nov-2002  nathanw Catch up to -current
 1.20.4.3  17-Sep-2002  nathanw Catch up to -current.
 1.20.4.2  01-Apr-2002  nathanw Catch up to -current.
(CVS: It's not just a program. It's an adventure!)
 1.20.4.1  26-Sep-2001  nathanw file kd.c was added on branch nathanw_sa on 2002-04-01 07:42:42 +0000
 1.21.4.1  19-May-2002  gehenna Add device switch.
Replace the access to devsw table and the hard-coded majors with devsw API.
 1.25.2.6  11-Dec-2005  christos Sync with head.
 1.25.2.5  10-Nov-2005  skrll Sync with HEAD. Here we go again...
 1.25.2.4  04-Feb-2005  skrll Adapt to branch.
 1.25.2.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.25.2.2  18-Sep-2004  skrll Sync with HEAD.
 1.25.2.1  03-Aug-2004  skrll Sync with HEAD
 1.34.2.6  07-Dec-2007  yamt sync with head
 1.34.2.5  27-Oct-2007  yamt sync with head.
 1.34.2.4  03-Sep-2007  yamt sync with head.
 1.34.2.3  26-Feb-2007  yamt sync with head.
 1.34.2.2  30-Dec-2006  yamt sync with head.
 1.34.2.1  21-Jun-2006  yamt sync with head.
 1.35.6.1  22-Nov-2005  yamt sync with head.
 1.38.12.1  24-May-2006  tron Merge 2006-05-24 NetBSD-current into the "peter-altq" branch.
 1.38.10.3  13-May-2006  elad sprinkle some #include <sys/kauth.h> in files that use kauth kpi but
don't include it yet. hopefully this will prevent some fallout.
 1.38.10.2  10-Mar-2006  elad generic_authorize() -> kauth_authorize_generic().
 1.38.10.1  08-Mar-2006  elad Adapt to kernel authorization KPI.

I expect *some* lossage here...
 1.38.8.2  11-Aug-2006  yamt sync with head
 1.38.8.1  24-May-2006  yamt sync with head.
 1.38.6.1  01-Jun-2006  kardel Sync with head.
 1.38.4.1  09-Sep-2006  rpaulo sync with head
 1.40.6.1  22-Oct-2006  yamt sync with head
 1.40.4.1  18-Nov-2006  ad Sync with head.
 1.42.2.1  12-Mar-2007  rmind Sync with HEAD.
 1.43.10.1  03-Oct-2007  garbled Sync with HEAD
 1.43.4.1  11-Jul-2007  mjf Sync with head.
 1.43.2.3  03-Dec-2007  ad Sync with HEAD.
 1.43.2.2  23-Oct-2007  ad Sync with head.
 1.43.2.1  15-Jul-2007  ad Sync with head.
 1.44.14.2  21-Nov-2007  bouyer Sync with HEAD
 1.44.14.1  25-Oct-2007  bouyer Sync with HEAD.
 1.44.10.2  09-Jan-2008  matt sync with HEAD
 1.44.10.1  06-Nov-2007  matt sync with HEAD
 1.44.8.2  21-Nov-2007  joerg Sync with HEAD.
 1.44.8.1  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.
 1.46.2.1  08-Dec-2007  mjf Sync with HEAD.
 1.47.18.1  16-May-2008  yamt sync with head.
 1.47.16.1  18-May-2008  yamt sync with head.
 1.47.14.1  02-Jun-2008  mjf Sync with HEAD.
 1.48.28.1  06-Jun-2011  jruoho Sync with HEAD.
 1.48.22.1  31-May-2011  rmind sync with head
 1.49.4.2  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")
 1.49.4.1  30-Oct-2012  yamt sync with head
 1.50.2.2  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.50.2.1  20-Nov-2012  tls Resync to 2012-11-19 00:00:00 UTC
 1.51.2.1  18-May-2014  rmind sync with head
 1.53.2.1  10-Aug-2014  tls Rebase.

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