Re: Tymshare PDP-10 tapes

2021-03-08 Thread Lars Brinkhoff via cctalk
Tony Aiuto wrote: > It's a buffer overrun. sixbit_to_ascii writes 7 bytes. The extension was > declared as 4. Changing to 7 is required. Thanks, good catch!

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Lars Brinkhoff via cctalk
Jim Carpenter wrote: > If it makes you feel any better, I can't figure out how to get back10 > to extract all files. :) I have to give the file names to extract. It does have some quirk. The names are matched exactly, or as regexp. I think an '' empty string works, or maybe '.*'. And it's best t

From SIMH list: Whirlwind software recovery

2021-03-08 Thread Phil Budne via cctalk
> From: "Christian Brunschen" > Date: Mon, 8 Mar 2021 21:45:11 + > Subject: Re: [simh] recovering software for the MIT Whirlwind > To: s...@groups.io > > https://www.historia-mollimercium.com/whirlwind/ww-page.html > https://www.historia-mollimercium.com/whirlwind/Whirlwind-Software-Recovery-P

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Tony Aiuto via cctalk
I sent a PR. https://github.com/larsbrinkhoff/pdp10-its-disassembler/pull/71 >

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Tony Aiuto via cctalk
It's a buffer overrun. sixbit_to_ascii writes 7 bytes. The extension was declared as 4. Changing to 7 is required. I'm not sure if that is the only fix yet. I have not had time for a detailed inspection. - char ext[4]; + char ext[7]; On Mon, Mar 8, 2021 at 6:57 PM Peter Coghlan via cctalk

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Peter Coghlan via cctalk
Tony Aiuto wrote: > On Sat, Mar 6, 2021 at 11:48 PM Jim Carpenter wrote: >> On Sat, Mar 6, 2021 at 8:07 PM Tony Aiuto via cctalk >> wrote: >> > I think that is an artifact of the files being created with the wrong >> names. >> > For example, with tape 169249, after you skip the UFDs, tito -t prin

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Jim Carpenter via cctalk
On Mon, Mar 8, 2021 at 11:16 AM Tony Aiuto wrote: > I'm building tito on a generic Debian linux (x86_64, debian 4.19, gcc 8.3.0) > so I doubt this is a portability problem. I'll try again next weekend. Linux jim-xubuntu 5.8.0-44-generic #50-Ubuntu SMP Tue Feb 9 06:29:41 UTC 2021 x86_64 x86_64 x

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Warner Losh via cctalk
On Mon, Mar 8, 2021 at 9:16 AM Tony Aiuto via cctalk wrote: > On Sat, Mar 6, 2021 at 11:48 PM Jim Carpenter > wrote: > > > On Sat, Mar 6, 2021 at 8:07 PM Tony Aiuto via cctalk > > wrote: > > > I think that is an artifact of the files being created with the wrong > > names. > > > For example, wi

Re: RSX11D disks on EBAY- anyone interested?

2021-03-08 Thread Chris Zach via cctalk
RL01/02 units are pretty solid, the one thing to watch out for is make sure the filter isn't plugged. Pull off the front, remove the filter, and check it (and to make sure no mice things around it). If the filter is plugged the heads can't get enough air to fly. Had this happen, annoying. On

Re: Spelunking the places where files are not

2021-03-08 Thread Fred Cisin via cctalk
On Mon, 8 Mar 2021, John Foust via cctalk wrote: I'm familiar with the various undelete tools for Windows and Linux. Such tools may not exist or make sense for older file systems. Windows/MS-DOS was certainly not unique nor original in marking file primary directory entries (FPDE) as deleted,

Re: RSX11D disks on EBAY- anyone interested?

2021-03-08 Thread Al Kossow via cctalk
On 3/8/21 11:03 AM, Zane Healy wrote: What’s the likelihood of them being readable? There shouldn't be any problems if they haven't been mishandled. I've probably read 100 packs of similar age in the last 20 years. The only thing that deteriorates is the ring foam. Like I said, I need to pop

Re: RSX11D disks on EBAY- anyone interested?

2021-03-08 Thread Zane Healy via cctalk
On Mar 8, 2021, at 10:46 AM, Al Kossow via cctalk wrote: > > On 3/8/21 9:42 AM, Lee Gleason via cctalk wrote: > >> Did you notice this auction? Looks like not all of his RSX11D stuff is red >> labelled. This one looks like it might hold a running system. > > yes, I saw it. > i'm limiting mys

Re: RSX11D disks on EBAY- anyone interested?

2021-03-08 Thread Al Kossow via cctalk
On 3/8/21 9:42 AM, Lee Gleason via cctalk wrote:   Did you notice this auction? Looks like not all of his RSX11D stuff is red labelled. This one looks like it might hold a running system. yes, I saw it. i'm limiting myself to the source packs, i'm worried enough that those might not be read

Re: RSX11D disks on EBAY- anyone interested?

2021-03-08 Thread Lee Gleason via cctalk
On 3/3/21 11:11 AM, Al Kossow via cctalk wrote: /On 3/3/21 10:42 AM, Lee Gleason via cctalk wrote: />>//>>>/   The auction starts at  more than I have in my computer budget this month />>/I went ahead and bought these, but paypal contributions to my email would be helpful />>/this is way more th

Re: [simh] RSTS processor identification

2021-03-08 Thread Johnny Billquist via cctalk
On 2021-03-08 15:40, Paul Koning wrote: On Mar 7, 2021, at 6:42 PM, Johnny Billquist wrote: On 2021-03-07 23:00, Paul Koning wrote: On Mar 5, 2021, at 9:02 PM, Johnny Billquist wrote: On 2021-03-06 02:33, Paul Koning wrote: ... Anyway, in RSX, when running DDCMP on the serial port,

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Tony Aiuto via cctalk
On Sat, Mar 6, 2021 at 11:48 PM Jim Carpenter wrote: > On Sat, Mar 6, 2021 at 8:07 PM Tony Aiuto via cctalk > wrote: > > I think that is an artifact of the files being created with the wrong > names. > > For example, with tape 169249, after you skip the UFDs, tito -t prints > > > >(SYS)

Re: Spelunking the places where files are not

2021-03-08 Thread John Foust via cctalk
At 03:16 AM 3/8/2021, Tor Arntsen via cctalk wrote: >Linux distros come with a standard tool to do some of that, >'testdisk'. From the overview: I'm familiar with the various undelete tools for Windows and Linux. Such tools may not exist or make sense for older file systems. Entire files would

Re: RSX11D disks on EBAY- anyone interested?

2021-03-08 Thread Al Kossow via cctalk
On 3/3/21 11:11 AM, Al Kossow via cctalk wrote: On 3/3/21 10:42 AM, Lee Gleason via cctalk wrote:    The auction starts at  more than I have in my computer budget this month I went ahead and bought these, but paypal contributions to my email would be helpful this is way more than I can afford

Re: [simh] RSTS processor identification

2021-03-08 Thread Paul Koning via cctalk
> On Mar 5, 2021, at 9:02 PM, Johnny Billquist wrote: > > On 2021-03-06 02:33, Paul Koning wrote: > ... >> The explanation I heard for the slow J-11 clock is that the original J-11 >> spec called for it to operate at 20 MHz. When Harris failed to deliver and >> the max useable clock speed e

Re: [simh] RSTS processor identification

2021-03-08 Thread Paul Koning via cctalk
> On Mar 5, 2021, at 9:15 PM, Chris Zach via cctalk > wrote: > >>> Can't run split I/D space on any version of P/OS. Neither does it support >>> supervisor mode. Also, the J11 on the Pro-380 is running a bit on the slow >>> side. Rather sad, but I guess they didn't want to improve the suppo

Re: [simh] RSTS processor identification

2021-03-08 Thread Paul Koning via cctalk
> On Mar 7, 2021, at 6:42 PM, Johnny Billquist wrote: > > > > On 2021-03-07 23:00, Paul Koning wrote: >>> On Mar 5, 2021, at 9:02 PM, Johnny Billquist wrote: >>> >>> On 2021-03-06 02:33, Paul Koning wrote: > ... >>> I would have liked better comms. The USART has such a tiny FIFO

Re: Vax/pdp on ebay

2021-03-08 Thread emanuel stiebler via cctalk
On 2021-03-07 14:56, Glen Slick via cctalk wrote: > On Thu, Mar 4, 2021 at 11:25 PM Wayne S via cctalk > wrote: >> >> Is anyone from this list bidding on this. >> If so i’ll back out. Just don’t want it to be “recycled “ and i have room >> for it. >> >> https://www.ebay.com/itm/Digital-DEC-BA23-L

Re: Spelunking the places where files are not

2021-03-08 Thread emanuel stiebler via cctalk
On 2021-03-05 09:41, John Foust via cctalk wrote: > > This situation makes me hesitant to release disk images from the past. > It's one thing to do it with disks that were mine and to take responsibility > for my risk; it's another to release disks once owned and used by others. > Do the unused se

Re: Spelunking the places where files are not

2021-03-08 Thread Tor Arntsen via cctalk
On Fri, 5 Mar 2021 at 15:41, John Foust via cctalk wrote: > > > After thinking about disk imaging tools like Greaseweasel, > I started thinking about tools that would grab and examine the unused > portions of disks. > > It's obviously file-system dependent. At one level we know of > "undelete" to