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History log of /src/sys/arch/hp300/stand/common/apci.c
RevisionDateAuthorComments
 1.14  21-Apr-2023  tsutsui Remove ancient /* ARGSUSED */ lint comments.
 1.13  17-Apr-2014  tsutsui Check the service switch on 425e to select apci serial console.

Taken from OpenBSD/hp300. See the following comment for details:
>> * Check the service switch. On the 425e, this is a physical
>> * switch, unlike other frodo-based machines, so we can use it
>> * as a serial vs internal video selector, since the PROM can not
>> * be configured for serial console.
 1.12  10-Apr-2014  tsutsui Fix a botch on switching from apci (and dca) to MI com(4) 10 years ago.

I.e. fix apci device address per FRODO_BASE macro change
in frodoreg.h rev 1.2. Now bootloader works with serial console
on HP425e (which has only com at frodo).

Thanks to miod@openbsd for providing his 425e.
 1.11  08-Feb-2011  rmind branches: 1.11.4; 1.11.10; 1.11.14; 1.11.18; 1.11.28;
Remove clause 3 (UCB advertising clause) from the University of Utah
copyright. Confirmed by Mike Hibler, mike at cs.utah.edu - thanks!
Also, merge UCB and Utah copyright texts back into one, as they
originally were.

Extra verification by snj@.
 1.10  28-Apr-2008  martin branches: 1.10.22; 1.10.28; 1.10.30;
Remove clause 3 and 4 from TNF licenses
 1.9  19-Jul-2006  tsutsui branches: 1.9.58; 1.9.60; 1.9.62;
Adapt stand sources to changes of intio device offset macro.
 1.8  11-Dec-2005  christos branches: 1.8.4; 1.8.8;
merge ktrace-lwp.
 1.7  20-Feb-2005  tsutsui branches: 1.7.4;
Use ANSI function decls.
 1.6  14-Nov-2003  tsutsui branches: 1.6.8; 1.6.10;
Misc cleanup:
- KNF
- WARNSfy
- remove __P()
- remove register declarations
- const'ify some variables
- make some local functions/variables static
- bcopy -> memcpy
- bcmp -> memcmp
- bzero -> memset
- space/TAB fix
etc.
 1.5  08-Nov-2003  tsutsui Adapt to replacement of apcireg.h and dcareg.h.
 1.4  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.
 1.3  31-Jul-1999  thorpej branches: 1.3.36;
Nuke the DCA check. ACPI can only be console on a 425e.
 1.2  04-Oct-1997  thorpej branches: 1.2.12;
Copyright assigned to The NetBSD Foundation.
 1.1  12-May-1997  thorpej branches: 1.1.4;
Add a standalone APCI driver, adapted from the standalone DCA driver
by me. This driver should only be invoked when there are no other
suitable console devices present in the system. This situation currently
exists on the 425e, for which we do not have a frame buffer driver,
and who's PROM does not map the second APCI UART to select code 9,
like is done on the 4{00,25,33}{t,s}.
 1.1.4.1  14-Oct-1997  thorpej Update marc-pcmcia branch from trunk.
 1.2.12.1  02-Aug-1999  thorpej Update from trunk.
 1.3.36.4  04-Mar-2005  skrll Sync with HEAD.

Hi Perry!
 1.3.36.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.3.36.2  18-Sep-2004  skrll Sync with HEAD.
 1.3.36.1  03-Aug-2004  skrll Sync with HEAD
 1.6.10.1  19-Mar-2005  yamt sync with head. xen and whitespace. xen part is not finished.
 1.6.8.1  29-Apr-2005  kent sync with -current
 1.7.4.1  30-Dec-2006  yamt sync with head.
 1.8.8.1  11-Aug-2006  yamt sync with head
 1.8.4.1  09-Sep-2006  rpaulo sync with head
 1.9.62.1  16-May-2008  yamt sync with head.
 1.9.60.1  18-May-2008  yamt sync with head.
 1.9.58.1  02-Jun-2008  mjf Sync with HEAD.
 1.10.30.1  17-Feb-2011  bouyer Sync with HEAD
 1.10.28.1  06-Jun-2011  jruoho Sync with HEAD.
 1.10.22.1  05-Mar-2011  rmind sync with head
 1.11.28.1  10-Aug-2014  tls Rebase.
 1.11.18.1  18-May-2014  rmind sync with head
 1.11.14.1  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.11.10.1  21-May-2014  bouyer Pull up following revision(s) (requested by tsutsui in ticket #1058):
sys/arch/hp300/conf/files.hp300: revision 1.88
sys/arch/hp300/include/autoconf.h: revision 1.13
sys/dev/ic/sti.c: revision 1.17
sys/arch/hp300/dev/frodo.c: revision 1.31
sys/arch/hp300/conf/GENERIC: revision 1.173
sys/arch/hp300/hp300/machdep.c: revision 1.229
sys/arch/hp300/dev/frodo.c: revision 1.32
sys/arch/hp300/hp300/autoconf.c: revision 1.102
sys/arch/hp300/dev/frodoreg.h: revision 1.5
sys/arch/hp300/stand/common/ite_sti.c: revision 1.1
sys/arch/hp300/stand/common/itevar.h: revision 1.16
sys/arch/hp300/hp300/autoconf.c: revision 1.105
sys/arch/hp300/dev/sti_sgcvar.h: revision 1.1
sys/arch/hp300/stand/common/apci.c: revision 1.12
sys/arch/hp300/stand/common/apci.c: revision 1.13
sys/arch/hp300/dev/dnkbd.c: revision 1.6
sys/arch/hp300/dev/dnkbd.c: revision 1.7
sys/arch/hp300/stand/inst/version: revision 1.12
sys/arch/hp300/dev/com_frodo.c: revision 1.9
sys/arch/hp300/stand/common/ite.c: revision 1.17
sys/arch/hp300/conf/GENERIC: revision 1.181
sys/arch/hp300/dev/sti_sgc.c: revision 1.1
sys/arch/hp300/stand/common/dnkbd.c: revision 1.13
sys/arch/hp300/dev/sti_sgc.c: revision 1.2
sys/dev/ic/stivar.h: revision 1.8
sys/arch/hp300/dev/rtc.c: revision 1.21
sys/arch/hp300/conf/INSTALL: revision 1.56
sys/arch/hp300/conf/INSTALL: revision 1.58
sys/arch/hp300/stand/uboot/version: revision 1.19
sys/arch/hp300/stand/common/samachdep.h: revision 1.17
sys/arch/hp300/stand/common/clock.c: revision 1.12
sys/arch/hp300/dev/mcclock_frodo.c: revision 1.1
sys/arch/hp300/stand/Makefile.buildboot: revision 1.34
sys/arch/hp300/conf/files.hp300: revision 1.87
Add sti at sgc framebuffer.
Ported from OpenBSD by kiyohara@.
Fix a botch on switching from apci (and dca) to MI com(4) 10 years ago.
I.e. fix apci device address per FRODO_BASE macro change
in frodoreg.h rev 1.2. Now bootloader works with serial console
on HP425e (which has only com at frodo).
Thanks to miod@openbsd for providing his 425e.
Add sti(4) at sgc screen console support. From (the late) OpenBSD/hp300.
Tested on HP9000/425e, which was sent from Miod Vallat and
demonstrated at Open Source unConference 2014 Kagawa.
Check the service switch on 425e to select apci serial console.
Taken from OpenBSD/hp300. See the following comment for details:
> * Check the service switch. On the 425e, this is a physical
> * switch, unlike other frodo-based machines, so we can use it
> * as a serial vs internal video selector, since the PROM can not
> * be configured for serial console.
Add proper RealTime Clock support for HP9000/425e.
As the OpenBSD/hp300 page says 425e doesn't have the traditional
RTC at intio (as it also lacks DCA 16550 serial at intio?),
but after a few hour investigation it turns out that
425e uses mc146818 compatible calendar clock in
the Apollo "frodo" utility chip and the frodo chip on
425e actually has the 32kHz OSC and is actually backed up
by the onboard lithium battery.
Tested on HP425e (with mcclock) and HP362 (with old rtc).
Add RTC support for HP9000/425e to bootloader too.
Also put several cleanup:
- make local functions and variables static
- use proper variable types
- some KNF
Note it turns out that extreme slowness of netboot on hp300 is
caused by the too slow access of the traditional RTC chip at intio
(i.e. netboot on 425e is so much faster than others). Oh well.
Add proper consinit(9) support for sti(4) at sgc framebuffer on hp300.
The cnattach functions for sti(4) and service switch check method
for 425e in com_frodo.c are taken from OpenBSD.
The strategy how to choose the console device in hp300_cninit() is
quite diverged from 4.4BSD and OpenBSD so it's tweaked by me.
Also put several changes in sti_sgc.c to reduce diffs from OpenBSD/hp300.
Tested on 425e and 362 (which still uses gendiofb(4), not sti(4)).
XXX: sti(4) requires uvm_km_alloc(9) and uvm_map_protect(9)
to copy and call ROM functions on the executable memory region, so
it can be called before UVM and related initializations are complete.
Probably it's time to consider about MI "deferred consinit()" API
in init_main.c (or elsewhere) for modern complicated VM system...
Also fix the apci device address in dnkbd.c as apci.c rev 1.12:
http://mail-index.netbsd.org/source-changes/2014/04/10/msg053940.html
Finally dnkbd(4) is confirmed working at least on bootloader.
Thanks again to Miod Vallat.
Make the Apollo Domain keyboard actually work.
Tested on HP9000/425e and the keyboard model A1630-82001 R2 (RX-60857-HW)
provided by Miod Vallat. Mouse support needs more work.
Pull random notes on the Apollo Domain keyboard from ancient PR/3528.
Bump versions to denote recent 425e related changes.
Probe mcclock only on 425e to avoid an extra "not configured" message.
Add and enable sti(4) at sgc in install kernels for 425e.
Tested on both serial console and framebuffer console.
(switched by the service switch on the back panel)
 1.11.4.1  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")

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