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History log of /src/sys/dev/pci/r128fb.c
RevisionDateAuthorComments
 1.45  25-Sep-2022  thorpej Remove unnecessary include of <sys/malloc.h>.
 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  21-May-2020  macallan branches: 1.42.4;
prune unneeded includes
 1.41  21-Jun-2017  macallan allow font loading etc.
 1.40  20-Jan-2017  maya Check pmf_device_register return value. NFC
Appeases static analyzers.
 1.39  16-Sep-2015  macallan branches: 1.39.2; 1.39.4;
prop_dictionary_get_bool() doesn't return FALSE if the property doesn't
exist, so initialize things first.
No more console stealing on sparc64.
 1.38  09-Oct-2013  macallan branches: 1.38.6;
support WSDISPLAYIO_GET_FBINFO
 1.37  30-Jul-2013  macallan avoid uninitialized use of defattr
 1.36  04-Oct-2012  macallan branches: 1.36.2;
don't call allocattr() for the default attribute
 1.35  23-May-2012  macallan branches: 1.35.2;
first step to fix PR 46461 - don't jump through a NULL pointer when we're
not the console but the firmware set up the graphics hardware anyway
 1.34  19-Apr-2012  macallan glyphcache_init() works much better with its parameters in the right order
 1.33  19-Apr-2012  macallan use rasops_get_cmap()
 1.32  13-Mar-2012  elad Replace the remaining KAUTH_GENERIC_ISSUSER authorization calls with
something meaningful. All relevant documentation has been updated or
written.

Most of these changes were brought up in the following messages:

http://mail-index.netbsd.org/tech-kern/2012/01/18/msg012490.html
http://mail-index.netbsd.org/tech-kern/2012/01/19/msg012502.html
http://mail-index.netbsd.org/tech-kern/2012/02/17/msg012728.html

Thanks to christos, manu, njoly, and jmmv for input.

Huge thanks to pgoyette for spinning these changes through some build
cycles and ATF.
 1.31  08-Mar-2012  macallan when doing host blits, let the fifo drain every now and then. Apparently even
a relatively slow CPU can overload a relatively fast Rage 128 in some
circumstances.
This cures weird artifacts seen when scrolling lots and lots of text very
fast. Why this only showed up with glyph cacheing which should reduce the
frequency of host blits isn't quite clear though.
 1.30  16-Feb-2012  macallan remove debug spam
 1.29  16-Feb-2012  macallan cache glyphs in video memory when using anti-aliased fonts on r128fb and
radeonfb
 1.28  30-Jan-2012  drochner Use pci_aprint_devinfo(9) instead of pci_devinfo+aprint_{normal,naive}
where it looks straightforward, and pci_aprint_devinfo_fancy in a few
others where drivers want to supply their own device names instead
of the pcidevs generated one. More complicated cases, where names
are composed at runtime, are left alone for now. It certainly makes
sense to simplify the drivers here rather than inventing a catch-all API.
This should serve as as example for new drivers, and also ensure
consistent output in the AB_QUIET ("boot -q") case. Also, it avoids
excessive stack usage where drivers attach child devices because the
buffer for the device name is not kept on the local stack anymore.
 1.27  11-Jan-2012  macallan use rasops_init(0, 0)
 1.26  04-Jan-2012  macallan use WSFONT_GLYPH()
 1.25  04-Jan-2012  macallan generate a better r3g3b2 colour map which actually produces white for 0xff
 1.24  04-Jan-2012  macallan split putchar into separate methods for bitmap and alpha fonts, use
FONT_IS_ALPHA()
 1.23  28-Dec-2011  macallan support anti-aliased fonts in 8 bit r3g3b2 colour
 1.22  29-Jun-2011  macallan branches: 1.22.2; 1.22.6;
support WSDISPLAYIO_GET_EDID
 1.21  15-Feb-2011  macallan don't muck with the LVDS_BLON bit
 1.20  22-Jan-2011  cegger Implement new WSDISPLAYIO_GET_BUSID ioctl.
It returns the bus id and allows userland (like Xorg) to create mapping
of ttyE? and bus id. For now only PCI is implemented.

First discussed with macallan@ then public on tech-kern@ and tech-x11@
 1.19  06-Jan-2011  macallan branches: 1.19.2; 1.19.4;
clear the screen before redrawing on reentering text mode
 1.18  25-Dec-2010  macallan there is no R128_LITTLE_ENDIAN_EN flag, just lack of R128_HOST_BIG_ENDIAN_EN
Someone(tm) needs to test this on little endian hw
 1.17  16-Dec-2010  cegger ioctl: KNF switch-case, remove useless brackets
 1.16  15-Nov-2010  macallan explicitly set and clear the backlight on bit, just in case someone messes
with it while we're not looking
 1.15  13-Nov-2010  uebayasi Don't pull in the whole uvm(9) API to access only PAGE_SIZE and
some other constants. These are provided by sys/param.h now.
 1.14  07-Oct-2010  macallan use WSDISPLAYIO_PARAM_BACKLIGHT as a switch and WSDISPLAYIO_PARAM_BRIGHTNESS
for backlight level instead of following radeonfb
TODO: adapt radeonfb and powerd scripts
 1.13  30-Sep-2010  macallan use the drawing engine to draw characters so we don't have to sync after each
command and don't need to map the framebuffer anymore
 1.12  14-Sep-2010  macallan support backlight control via wsconsctl
 1.11  09-Sep-2010  macallan add backlight control via PMF
TODO: support wsconsctl
 1.10  01-Oct-2009  jmmv branches: 1.10.2; 1.10.4;
Recognize PCI_PRODUCT_ATI_RAGEGLPCI. Works on a PowerMac G3 B&W running
NetBSD/macppc.
 1.9  20-Aug-2009  macallan use vcons_replay_msgbuf() when appropriate
 1.8  06-May-2009  elad Replace curlwp->l_cred with kauth_cred_get().

Mailing list reference:

http://mail-index.netbsd.org/tech-kern/2009/05/05/msg005038.html
 1.7  03-Jan-2009  yamt branches: 1.7.2;
remove extra semicolons.
 1.6  25-Aug-2008  jmcneill branches: 1.6.2;
Match on Rage Mobility M3 (AGP)
 1.5  30-May-2008  macallan branches: 1.5.4;
remove test for VGA subclass, also match PCI_PRODUCT_ATI_RAGE3AGP4XT
this makes r128fb work on 2nd generation iMacs
From Brett Slager
 1.4  08-May-2008  macallan nuke clause 3
 1.3  27-Feb-2008  macallan branches: 1.3.2; 1.3.4; 1.3.6;
get rid of the last #ifdef macppc and use PCI_MAGIC_IO_RANGE to select
at which offset we mmap PCI IO space
 1.2  23-Nov-2007  macallan branches: 1.2.10; 1.2.12; 1.2.16;
make this compile on sparc64
 1.1  07-Nov-2007  macallan branches: 1.1.2; 1.1.4; 1.1.6; 1.1.8;
add preliminary driver for ATI Rage 128 graphics controllers
So far it supports some acceleration ( copies and rectangle fills ) but
no video mode programming at all.
Known problems:
- tested only on macppc
- matches only one r128 chip out of ca. 30
- character drawing is unaccelerated
- no attempt is made to restore the console when X exits
 1.1.8.3  08-Dec-2007  mjf Sync with HEAD.
 1.1.8.2  19-Nov-2007  mjf Sync with HEAD.
 1.1.8.1  07-Nov-2007  mjf file r128fb.c was added on branch mjf-devfs on 2007-11-19 00:48:18 +0000
 1.1.6.4  17-Mar-2008  yamt sync with head.
 1.1.6.3  07-Dec-2007  yamt sync with head
 1.1.6.2  15-Nov-2007  yamt sync with head.
 1.1.6.1  07-Nov-2007  yamt file r128fb.c was added on branch yamt-lazymbuf on 2007-11-15 11:44:27 +0000
 1.1.4.2  13-Nov-2007  bouyer Sync with HEAD
 1.1.4.1  07-Nov-2007  bouyer file r128fb.c was added on branch bouyer-xenamd64 on 2007-11-13 16:01:33 +0000
 1.1.2.3  27-Nov-2007  joerg Sync with HEAD. amd64 Xen support needs testing.
 1.1.2.2  11-Nov-2007  joerg Sync with HEAD.
 1.1.2.1  07-Nov-2007  joerg file r128fb.c was added on branch jmcneill-pm on 2007-11-11 16:47:43 +0000
 1.2.16.4  17-Jan-2009  mjf Sync with HEAD.
 1.2.16.3  28-Sep-2008  mjf Sync with HEAD.
 1.2.16.2  02-Jun-2008  mjf Sync with HEAD.
 1.2.16.1  03-Apr-2008  mjf Sync with HEAD.
 1.2.12.1  24-Mar-2008  keiichi sync with head.
 1.2.10.3  23-Mar-2008  matt sync with HEAD
 1.2.10.2  09-Jan-2008  matt sync with HEAD
 1.2.10.1  23-Nov-2007  matt file r128fb.c was added on branch matt-armv6 on 2008-01-09 01:54:01 +0000
 1.3.6.2  18-Sep-2008  wrstuden Sync with wrstuden-revivesa-base-2.
 1.3.6.1  23-Jun-2008  wrstuden Sync w/ -current. 34 merge conflicts to follow.
 1.3.4.6  09-Oct-2010  yamt sync with head
 1.3.4.5  11-Mar-2010  yamt sync with head
 1.3.4.4  16-Sep-2009  yamt sync with head
 1.3.4.3  16-May-2009  yamt sync with head
 1.3.4.2  04-May-2009  yamt sync with head.
 1.3.4.1  16-May-2008  yamt sync with head.
 1.3.2.2  04-Jun-2008  yamt sync with head
 1.3.2.1  18-May-2008  yamt sync with head.
 1.5.4.1  19-Oct-2008  haad Sync with HEAD.
 1.6.2.1  19-Jan-2009  skrll Sync with HEAD.
 1.7.2.1  13-May-2009  jym Sync with HEAD.

Commit is split, to avoid a "too many arguments" protocol error.
 1.10.4.1  05-Mar-2011  rmind sync with head
 1.10.2.1  22-Oct-2010  uebayasi Sync with HEAD (-D20101022).
 1.19.4.2  17-Feb-2011  bouyer Sync with HEAD
 1.19.4.1  08-Feb-2011  bouyer Sync with HEAD
 1.19.2.1  06-Jun-2011  jruoho Sync with HEAD.
 1.22.6.5  02-Jun-2012  mrg sync to latest -current.
 1.22.6.4  29-Apr-2012  mrg sync to latest -current.
 1.22.6.3  05-Apr-2012  mrg sync to latest -current.
 1.22.6.2  11-Mar-2012  mrg sync to latest -current
 1.22.6.1  18-Feb-2012  mrg merge to -current.
 1.22.2.4  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")
 1.22.2.3  30-Oct-2012  yamt sync with head
 1.22.2.2  23-May-2012  yamt sync with head.
 1.22.2.1  17-Apr-2012  yamt sync with head
 1.35.2.3  03-Dec-2017  jdolecek update from HEAD
 1.35.2.2  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.35.2.1  20-Nov-2012  tls Resync to 2012-11-19 00:00:00 UTC
 1.36.2.2  18-May-2014  rmind sync with head
 1.36.2.1  28-Aug-2013  rmind sync with head
 1.38.6.3  28-Aug-2017  skrll Sync with HEAD
 1.38.6.2  05-Feb-2017  skrll Sync with HEAD
 1.38.6.1  22-Sep-2015  skrll Sync with HEAD
 1.39.4.1  21-Apr-2017  bouyer Sync with HEAD
 1.39.2.1  20-Mar-2017  pgoyette Sync with HEAD
 1.42.4.1  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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