port-vax/59109: Booting 10.1 fails on Microvax 3100 model 80

[igyenes%gmail.com@localhost]

>Number:         59109
>Category:       port-vax
>Synopsis:       Booting 10.1 fails on Microvax 3100 model 80
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    port-vax-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Feb 27 14:50:00 +0000 2025
>Originator:     Gyenes István
>Release:        10.1
>Organization:
>Environment:
>Description:
Booting a 10.1 panics on Microvax 3100 model 80 as it seems that clg0 is not supported.


>>> sho conf

KA47-A V1.2-343-V4.0
08-00-2B-2C-DB-5F
24MB

DEVNBR    DEVNAM           INFO
------    --------    --------------------------
     1         NVR    OK
     3          DZ    OK
     4       CACHE    OK
     5         MEM    OK
                      24MB = S0/1=8MB, S2/3=8MB, S4/5=8MB 
     6         FPU    OK
     7          IT    OK
     8         SYS    OK
     9          NI    OK
    10        SCSI    OK
                      4-RRD47   6-INITR    
    14       ASYNC    OK
                      DHW41/2 V1.6 

>>> sho dev

  VMS/VMB      ADDR      DEVTYPE    NUMBYTES     RM/FX    WP    DEVNAM      REV
  -------      ----      -------    --------     -----    --    ------      ---
  ESA0         08-00-2B-2C-DB-5F
  DKA400       A/4/0     RODISK     447.25MB      RM      WP    RRD47       1206
 ..HostID..    A/6       INITR



>>> b dka400

 
-DKA400
>> NetBSD/vax boot [1.12 (Mon Dec 16 13:08:11 UTC 2024)] <<
>> Press any key to abort autoboot 0
getdisklabel: no disk label
nfs_open: must mount first.
open netbsd.vax: No such file or directory
> boot netbsd
getdisklabel: no disk label
nfs_open: must mount first.
3562328+185800 [249840+236211]=0x409fd4
[   1.0000000] Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
[   1.0000000]     2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013,
[   1.0000000]     2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023,
[   1.0000000]     2024
[   1.0000000]     The NetBSD Foundation, Inc.  All rights reserved.
[   1.0000000] Copyright (c) 1982, 1986, 1989, 1991, 1993
[   1.0000000]     The Regents of the University of California.  All rights reserved.

[   1.0000000] NetBSD 10.1 (GENERIC) #0: Mon Dec 16 13:08:11 UTC 2024
[   1.0000000]  mkrepro%mkrepro.NetBSD.org@localhost:/usr/src/sys/arch/vax/compile/GENERIC
[   1.0000000] MicroVAX 3100/80
[   1.0000000] total memory = 24320 KB
[   1.0000000] avail memory = 18932 KB
[   1.0000000] mainbus0 (root)
[   1.0000000] cpu0 at mainbus0: KA47, Mariah, 2KB L1 cache, 256KB L2 cache
[   1.0000000] vsbus0 at mainbus0
[   1.0000000] vsbus0: 32K entry DMA SGMAP at PA 0x540000 (VA 0x80540000)
[   1.0000000] vsbus0: interrupt mask 0
[   1.0000000] le0 at vsbus0 csr 0x200e0000 vec 770 ipl 17 maskbit 1 buf 0x0-0xffff
[   1.0000000] le0: address 08:00:2b:2c:db:5f
[   1.0000000] le0: 32 receive buffers, 8 transmit buffers
[   1.0000000] dz0 at vsbus0 csr 0x200a0000 vec 124 ipl 17 maskbit 4
[   1.0000000] dz0: 4 lines
[   1.0000000] lkkbd0 at dz0
[   1.0000000] lkkbd0: no keyboard
[   1.0000000] wskbd0 at lkkbd0 mux 1
[   1.0000000] lkms0 at dz0
[   1.0000000] wsmouse0 at lkms0 mux 0
[   1.0000000] tc0 at vsbus0 csr 0x36800000 didn't interrupt
[   1.0000000] asc0 at vsbus0 csr 0x200c0080 vec 774 ipl 17 maskbit 0
[   1.0000000] asc0: NCR53C94, 25MHz, SCSI ID 6
[   1.0000000] scsibus0 at asc0: 8 targets, 8 luns per target
[   1.0000000] lcg0 at vsbus0 csr 0x21801000 vec 440 ipl 15 maskbit 2
[   1.0000000] panic: LCG model not supported
[   1.0000000] cpu0: Begin traceback...
[   1.0000000] panic: LCG model not supported
[   1.0000000] Stack traceback : 
[   1.0000000]   Process is executing in user space.
[   1.0000000] cpu0: End traceback...
Stopped in pid 0.0 (system) at  netbsd:vpanic+0x179:    pushl   $0
db> trace
panic: LCG model not supported
Stack traceback :
0x8040bab8: vpanic+0x179(0x802a3374,0x8040bb50)
0x8040bad8: vprintf+0x0(0x802a3374)
0x8040bb04: lcg_init_common+0x7b9(0x816f6740,0x8040bc78)
0x8040bb70: lcg_attach+0x31(0x817063c0,0x816f6740,0x8040bc78)
0x8040bbbc: config_attach_internal+0x173(0x817063c0,0x8036517c,0x8040bc78,0x8000
2d58,0x8040bc2c)
0x8040bbe8: config_attach+0x51(0x817063c0,0x8036517c,0x8040bc78,0x80002d58,0)
0x8040bc44: vsbus_search+0x173(0x817063c0,0x8036517c,0,0)
0x8040bc9c: mapply+0x28(0x8040bd10,0x8036517c)
0x8040bce0: config_search_internal+0xa3(0x817063c0,0,0x8040bd68)
0x8040bd2c: config_search+0x4d(0x817063c0,0,0x8040bda4)
0x8040bd80: vsbus_attach+0x1ee(0x81706040,0x817063c0,0x8040be94)
0x8040bdc4: config_attach_internal+0x173(0x81706040,0x80364c6c,0x8040be94,0x8001
983e,0x8040be40)
0x8040bdfc: config_found+0xaf(0x81706040,0x8040be94,0x8001983e,0)
0x8040be58: mainbus_attach+0x65(0,0x81706040,0)
0x8040beac: config_attach_internal+0x173(0,0x80364b4c,0,0,0x8040bf30)
0x8040bee8: config_rootfound+0x36(0x802a2e86,0)
0x8040bf48: cpu_configure+0x14(void)
0x8040bf70: main+0x37a(void)
0x8040bfa4: _start+0x110(0x7e26e8)
db> 
>How-To-Repeat:
Boot a 10.1 iso.
>Fix:
Disable lcg0 in GENERC kernel (as it is disabled in INSTALL)

#lcg0		at vsbus0 csr 0x21801000 # VS4000/60 (or VLC) graphics
#wsdisplay*	at lcg0