From owner-freebsd-sparc  Tue Dec 29 11:10:28 1998
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Message-ID: <368928F0.E55F1B3@softweyr.com>
Date: Tue, 29 Dec 1998 12:09:36 -0700
From: Wes Peters <wes@softweyr.com>
Organization: Softweyr LLC
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To: Alfred Perlstein <bright@hotjobs.com>
CC: sparc@FreeBSD.ORG
Subject: Re: check it out! (netbsd stuff)
References: <Pine.BSF.4.05.9812291058530.2148-100000@bright.fx.genx.net>
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Alfred Perlstein wrote:
> 
> Boot: /sbus/SUNW,fas@e,8800000/sd@0,0/netbsd
> You said /sbus/SUNW,fas@e,8800000/sd@0,0/netbsd
> parseargs says you said /sbus/SUNW,fas@e,8800000/sd@0,0/netbsd
> devopen: getdisklabel sez no disk label
> loadfile: reading header
> elf0_exec: Booting /sbus/SUNW,fas@e,8800000/sd@0,0/netbsd
> reading 1 program headers
> reading phdr 0 at 40
> lseek sez: 40
> reading phdr worked, type 1 flags 7
> 1548592@0xf8000000+373744@0xf817a130
> symbols @ 0xfff46280 0+0+0 start=0xf8000000
> chain: calling OF_chain(0, 0, 0, 0, 0)
> OF_chain: prom returned!
> [ preserving 209336 bytes of netbsd ELF symbol table ]
> Failed to map msgbuf
> consinit()
> setting up stdin
> stdin instance = fffe5ff8
> stdin package = f005a418
> setting up stdout
> stdout instance = fffe63c0
> stdout package = f005a418
> console is ttya
> panic: findzs: zs0 not mapped by PROM
> kdb breakpoint at 0xf810b110
> Stopped in  at  Debugger+0x4:   nop
> db>

Cool!

> doh! time to write some drivers....
> 
> anyone have any pointers to getting info on sparc hardware?  i'm going to
> look around myself, but specifically i'm looking for information on:
> 
> the serial chips used in this box.

This one I know.  The zs devices are Zilog 8530's, probably 85C30s these
days.  See http://www.zilog.com/pdfs/serial/scc_escc_iscc_manual/ for
datasheets on the Z85C30.

I'll see what I can find on the rest.

-- 
             Where am I, and what am I doing in this handbasket?

Wes Peters                                                     +1.801.915.2061
Softweyr LLC                                                  wes@softweyr.com

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