80c64cc71d
Put native NetBSD disk label in a piece of wasteland within a SunOS label.
1996-06-29 22:33:16 +00:00
e2ec1dab69
Avoid compiler warning on SUN4-only kernels.
1996-06-29 20:10:50 +00:00
4ce982125b
Need to add another `if defined(SUN4M)'; noticed by David Gilbert.
1996-06-29 20:09:40 +00:00
7544016a9d
sbus specific stuff for eni155s sbus atm card.
...
XXX: only works on sun4c, needs something better than vtophys() for
machines with IOMMUs(?).
1996-06-22 02:02:48 +00:00
43cca6772f
`rd_root.c' => `md_root.c'
1996-06-20 20:17:57 +00:00
ba3ce100e0
memory disk driver hooks to pass on the root filesystem bits.
...
Note: this file is called `md_root.c' in anticipation of the forthcoming
`rd' => `md' rename.
1996-06-20 20:15:40 +00:00
b0b2a995cd
When booting from a floppy drive and RAMDSK_HOOKS is defined, arrange for
...
a callback from memory disk driver to load the actual root image.
1996-06-20 20:12:31 +00:00
d802ca2b2a
Declare a memory disk at block device #5 .
1996-06-20 20:07:45 +00:00
417fc9581d
ramdisk stuff
1996-06-20 20:06:16 +00:00
5b9021505a
ramdisk stuff.
1996-06-20 20:05:46 +00:00
a0222c1293
Turn on disconnect/reselect by default on targets 4-7 on the premise that
...
tape devices normally are set to one of these targets. Tape devices should
be allowed to disconnect for the SCSI bus to operate acceptably.
1996-06-20 19:50:41 +00:00
dba83379bd
Remove a "notyet" in last commit.
1996-06-19 13:30:49 +00:00
c7fc34ac08
add tcx device at major number 109
1996-06-19 13:28:14 +00:00
3da87417d2
tcx declaration
1996-06-19 13:25:01 +00:00
5f5407c39e
add tcx
1996-06-19 13:23:25 +00:00
c6d4bf55e3
Add tcx definition.
1996-06-19 13:21:09 +00:00
f62f900f6c
First go at a TCX framebuffer driver. This version does enough to
...
load and store colour lookup tables
blank the screen / put monitor in power-saving mode
make X11 run on it in `cgthree' emulation.
1996-06-19 13:17:35 +00:00
5d5e7cf75e
bootpath detection: some (newer?) v2 prom versions use actual device address,
...
e.g. `/fd@1,72000000'.
1996-06-16 23:28:18 +00:00
e2655dd7cc
Allow DIAGNOSTIC kernels a FLUSHWIN trap in order to record stack traces
...
(currently used by the nullfs filesystem code, noted by der mouse).
1996-06-13 22:26:21 +00:00
fbc5fd1fca
Bound the buffer cache to 1/2 of kernel virtual memory, so machines with
...
lots of core don't run out of core (takes care of PR#2506).
1996-06-12 23:48:51 +00:00
5ce90889f0
Remove unneeded header file.
1996-06-12 23:40:29 +00:00
2266b8dd57
Use the setting of the ESPCFG2_FE bit rather than revision number to decide
...
on the ESP chip's maximum transfer count.
1996-06-12 19:12:19 +00:00
d16dcebba7
Add signature for the Fujitsu MB86904 processor.
1996-06-12 18:39:15 +00:00
f87e51fb6b
Turn on RB_ASKNAME if a `swap generic' kernel was not able to determine
...
the boot device. Also, call boot device hooks for all types of kernel
configurations.
Print "mainbus" name on sun4m machines.
1996-06-12 15:24:05 +00:00
4dd7cb4f5c
Use `ic_*' cacheinfo fields, and in the split-I&D case, derive `c_linesize[l2]'
...
from from the corresponding `ic_*' and `dc_*' values. This is not perfect,
but it makes SS4s and SS5s run until we have proper per-cpu cache handling.
1996-06-12 14:57:03 +00:00
52d6871979
Use `ic_*' cacheinfo fields, and in the split-I&D case, derive `c_linesize[l2]'
...
from from the corresponding `ic_*' and `dc_*' values. This is not perfect,
but it makes SS4s and SS5s run until we have proper per-cpu cache handling.
Use the `cache-physical?' property to determine the value of `vactype'
on sun4m's. If absent, set vactype to VAC_WRITETHROUGH (XXX) else VAC_NONE.
Print simpler sun4m CPU identifier on attach.
1996-06-12 14:56:09 +00:00
6281105c8f
Introduce separate ic_* fields for instruction caches.
1996-06-12 14:47:45 +00:00
6a4a26da0c
Correct test for `dmachild' which failed on `esp at obio*' configs (PR#2541).
1996-06-12 12:46:21 +00:00
94cd1644ee
Avoid the "features enable" bit on ESP100A's; apperently this is a source
...
of trouble on many machines (from Krister Walfridsson; PR#2537).
1996-06-11 22:26:16 +00:00
49aec33417
pmap_changeprot: truncate VA argument to page-boundary. Needed in case we
...
call cache_page_flush().
1996-06-11 21:54:44 +00:00
a01d6597b6
Squish a couple of rogue $Id's..
1996-06-07 21:48:33 +00:00
207d85a1cc
Handle T_RESET, otherwise DIAGNOSTIC kernels panic.
1996-06-05 19:30:43 +00:00
3dfb6ab8c0
Code the residual computation a bit differently.
1996-06-03 23:48:41 +00:00
460d3403be
Initialize video parameters if the board is not yet running. Useful if
...
the cg3 is not the console.
1996-05-31 09:59:22 +00:00
a8deff302c
Clamp synch-transfer parameters at our maximum values on device-initiated
...
synch negotiation.
1996-05-30 22:19:10 +00:00
c393eae7c5
event_var.h changed location.
1996-05-30 01:40:07 +00:00
9a9cf8c3f5
Put back a `#if defined(SUN4M)' for now.
1996-05-30 00:57:35 +00:00
e86275a0b6
Some slight optimizations.
1996-05-30 00:02:09 +00:00
b3666a87b4
Swiatch to `sys/dev/sun/event*'.
1996-05-29 21:57:51 +00:00
3d1e64415a
Switch to `sys/dev/sun/event.c'.
1996-05-29 21:56:38 +00:00
f9f5f23ee3
We really need a ring buffer for every unit.
...
Eliminate extraneous ttyalloc() calls.
1996-05-29 21:45:28 +00:00
4899447ffc
Add missing splx(), per Jason.
1996-05-29 21:08:28 +00:00
57e61589e7
Fix two cases of handling stale page table information:
...
1. when reading the referenced/modified bits the TLB entry must be flushed
before reading the in-core version.
2. when wrapping up an entire segment in pmap_page_protect(), flush the PTPs
from the TLB to prevent a table-walking operation to pick up stale - or
possibly bogus - PTEs.
(hopefully I'll get a few of my hairs back now..)
1996-05-29 20:58:38 +00:00
5583238255
impliment ttylist stats based on disk stats.
1996-05-29 02:02:42 +00:00
65d186d8e8
find a couple minor nits from previous change.
1996-05-29 01:58:09 +00:00
6ce8e31376
change zsinfo to a zs_softc, and impliment intr counts. mostly from OpenBSD.
1996-05-28 14:06:28 +00:00
08bd090b26
count audio interupts (from OpenBSD).
1996-05-28 13:36:09 +00:00
9913321bff
CMP_PTE_USER_READ4M: check against PPROT_RWX_RWX; this is the canonical
...
stack protection (saves many excursions into trap.c on window underflows
as was the sole intention of the macro..).
1996-05-27 20:46:39 +00:00
d94f5b92f9
prototype mmu_pagein4m() #if DEBUG is on.
1996-05-27 20:29:03 +00:00
75eb006fa2
No longer need to call mmu_pagein() through a pointer.
1996-05-27 01:13:02 +00:00
522c1d367a
mmu_pagein() is only useful on sun4/sun4c. For now, keep a `mmu_pagein4m()'
...
within `#ifdef DEBUG' for monitoring.
Push user windows to stack in pmap_extract() if we need to switch contexts.
1996-05-27 01:12:34 +00:00
4fa564e10d
Fix case where sequence state wasn't updated properly, resulting in
...
`disk_unbusy' panic.
1996-05-27 00:10:40 +00:00
43b3743977
Implement CMP_PTE_USER_WRITE4M more accurately.
...
CMP_PTE_USER_READ4M needs some more work..
1996-05-26 22:33:31 +00:00
2382529ecd
Some more #defines.
1996-05-26 22:30:20 +00:00
f699a85094
sync with reality.
1996-05-24 23:18:23 +00:00
3c13903472
Enable just enough interrupts to get "L1-A" through. Patch from Jason to
...
avoid spurious floppy interrupts on Jason's machine...
1996-05-23 22:35:11 +00:00
bc77c57c13
espattach() requires DMA to be configured. For now, panic if it is not.
1996-05-21 19:09:43 +00:00
68691c178c
Allow all esp dma channels to be called `dma'.
1996-05-21 19:07:30 +00:00
dc7e7814d9
Remove the `espdma' special case; all `esp' related dma channels are now
...
called `dma' on all architectures. Note: `ledma' remains in place.
Also delete a couple of unneeded `needs-flag's in files.sparc.
1996-05-21 19:06:26 +00:00
71943d50df
Protect body of iommuattach() to be more resilient against configuration
...
file oddities.
1996-05-21 07:25:07 +00:00
6da494dde9
Put a `return' back that went missing in rev 1.56
1996-05-20 10:49:20 +00:00
722d0da592
RCS Id police.
1996-05-20 00:56:39 +00:00
1bd6f1f147
We don't generally want to profile `genassym' (easy part of PR#2434).
1996-05-19 20:58:51 +00:00
0e4623e2f7
set the console struct winsize to the values given in the prom (sun4c/sun4m)
...
or the eeprom (sun4) when opening the console. (note: sun4 code untested
but jason claims it will `Just Work').
1996-05-19 13:00:43 +00:00
fae3ba5c32
disable prom sync in romboot() and romhalt(), rather than before calling them.
1996-05-19 04:12:53 +00:00
d292da40b2
Remove obsolete HWTOSW/SWTOHW macros.
...
VA2PA: flush TLB before proceeding with L2 probe (per the manual) [4m].
More KNF.
1996-05-19 00:32:15 +00:00
98a9570a8e
Make sure DELAY(0) returns within an hour..
1996-05-19 00:25:16 +00:00
9ce523cca7
disable the prom `sync' command before calling romboot() or
...
romhalt() (idea from OpenBSD).
1996-05-18 12:36:49 +00:00
4cba75e24a
put promdev definition into <machine/bsd_openprom.h>.
...
also, minor KNF.
1996-05-18 12:35:18 +00:00
b6988904e0
put promdev definition into <machine/bsd_openprom.h>.
1996-05-18 12:27:40 +00:00
d7bc39fad1
don't set tmp twice.
1996-05-18 12:22:49 +00:00
68b2ff1bdb
use __P
1996-05-18 12:19:14 +00:00
da5c96baa1
Correct an oversight and a silly past-o in last change.
1996-05-17 22:54:40 +00:00
05379d078e
Add `_kernel_text' symbol for kvm_mkdb(8).
1996-05-17 20:07:53 +00:00
d9277a9036
Add Sun4m power0 power status/control register to GENERIC configuration
1996-05-17 18:02:56 +00:00
2d2098c11b
Check for `configuration parent' differently: compare against "sbus"
...
rather than "ledma".
1996-05-16 22:57:32 +00:00
b9f70e90d8
Add `flags' to the esp entries: disable disconnect & synch negotiation
...
by default until further notice.
1996-05-16 22:47:47 +00:00
e509f9aaeb
Change attributes of `dma', `espdma' and `ledma' (the attributes on the latter
...
two didn't seem to make much sense anyway..) to allow `esp' devices to be
attached to one of `sbus', `dma' and `espdma'.
Remove the wildcarded `espdma?' and `ledma?' attachments of `esp' and `le'
respectively, in favour of `dma?' and `lebuffer?' (but the latter is not
yet implemented), which seems to better match reality: additional SBus
SCSI/Lance boards call themselves `dma' and `lebuffer'.
1996-05-16 22:38:04 +00:00
3f1283a92f
Re-arrange code that looks for the esp driver to allow for the fact that
...
any "dma" device (i.e. not just "espdma") can have an OBP child. This is
the case with (at least some) SBus SCSI boards.
1996-05-16 21:45:35 +00:00
50e92fd71d
Use configuration file flags to disable reselection and/or sync negotiation,
...
on a per target basis (until the driver can sort things out on its own).
Test against "sbus" in stead of "espdma" to find out where in the
configuration tree we are: an esp can be the child of a "dma" on SBus
add-on boards.
1996-05-16 20:31:28 +00:00
0b59ea6fbd
Replace a couple of (*foo_p)()'s with direct calls. All instances occurred
...
within in functions that were already mmu-arch specific.
Some formatting nits.
1996-05-16 19:19:33 +00:00
4bbf23d04c
Copyright police (s/Harvard University/Harvard College/).
1996-05-16 15:56:54 +00:00
fe454d89f3
Implement a hack to give pmap a better chance of working on SS10's with
...
no external L2 cache.
XXX this is ugly and will go away when cpu_softc gets done for the 1.3 release
Also, copyright police (s/Harvard University/Harvard College/).
1996-05-16 14:30:54 +00:00
81ba0732e0
Document the "flags" for the si and sw controllers. While I'm here,
...
do some re-arrangement (cleanup), and document which devices exist on
which machines, so that people can be better informed when they trim
down their kernels. There are a LOT of comments in this file now!
1996-05-16 03:13:27 +00:00
81b0485bfe
These haven't been kept up to date.
1996-05-15 23:57:50 +00:00
9ad87ec76e
remove some RCS id's we don't need.
1996-05-15 02:13:39 +00:00
16b514adc6
KNF some debug statements.
1996-05-14 13:57:29 +00:00
ebafcd57c2
Remove some comments in eeprom_uio() now that they're no longer relevant.
...
Add some whitespace to eeprom_take().
1996-05-13 21:39:53 +00:00
1a79065f9f
Enable DMA by default on the 4/100 "sw" controller; the DMA bugs appear
...
to have been fixed.
1996-05-13 01:53:45 +00:00
540f9550c0
Make `make depend' work for libraries.
1996-05-11 16:11:30 +00:00
ac9df157aa
Changed struct ifnet to have a pointer to the softc of the underlying
...
device and a printable "external name" (name + unit number), thus eliminating
if_name and if_unit. Updated interface to (*if_watchdog)() and (*if_start)()
to take a struct ifnet *, rather than a unit number.
1996-05-07 01:28:28 +00:00
ae87feee24
Make the MI LANCE driver standalone, and use cfattach to resolve
...
naming conflicts between bus attachments on ports that can have
multiple instances of the LANCE.
Changed struct ifnet to have a pointer to the softc of the underlying
device and a printable "external name" (name + unit number), thus eliminating
if_name and if_unit. Updated interface to (*if_watchdog)() and (*if_start)()
to take a struct ifnet *, rather than a unit number.
1996-05-07 01:27:26 +00:00
0e0d4f1ec2
Make the MI LANCE driver standalone, and use cfattach to resolve
...
naming conflicts between bus attachments on ports that can have
multiple instances of the LANCE.
1996-05-07 01:24:48 +00:00
0ba8565c86
mountroot: return error code to caller, not -1.
1996-05-04 19:36:01 +00:00
4ac7468812
Various simplifications and corrections from Chuck Cranor (makes `oclock'
...
calibration work.. thanks!).
1996-05-02 18:17:33 +00:00
504582ba83
Simpler and more accurate delay() function from Chuck Cranor.
1996-05-02 18:15:08 +00:00
3fff2a8f83
Fix apparent paste-o ... spurious "}"
1996-04-30 00:56:45 +00:00
fa75ea39e1
Move delay() to locore, so we control code generation and can avoid
...
touching memory locations whose caching disposition can perturb timings.
1996-04-29 21:08:37 +00:00
e147a74bbb
Chip needs much more time to think things over (up to 2 seconds to complete
...
a `recalibrate' command if no flop present).
1996-04-29 12:07:32 +00:00
dc5ff52131
dk_establish() returns void.
1996-04-28 20:25:59 +00:00
pk