Al, On 24 May 2014, at 3:36 PM, <[email protected]> <[email protected]> wrote:
> On 5/24/14 2:42 PM, Larry Baker wrote: >> While I've been helping Cory to copy his TAP mag tape image file to a real >> TK50, I've discovered that the TAP image he's been using does not correctly >> follow Bob Supnik's SIMH Magtape Representation >> and Handling document (http://simh.trailing-edge.com/docs/simh_magtape.pdf). >> I don't know how SIMH TAP images get created. > > If he's taking them from bitsavers, they ARE NOT SIMH .tap images. I downloaded the problem SIMH tape image from ftp://ftp.trailing-edge.com/pub/rsts_dists/rstse_v10_1_install_sep10_1992.tap.bz2. That's not BitSavers, right? I downloaded a valid SIMH tape image from http://bitsavers.trailing-edge.com/bits/DEC/pdp11/magtapes/rsx11mplus/BB-3077D-SC_RSX-11M+_V3.0_SRC_1985.tap. Which is BitSavers, right? > Bob came up with his modifications after I wrote my tape recovery software, > and I used John Wilson's .tap format. I don't know how John's format differs from Bob's. Is there a reference online you can point me to? > It would have been nice if the trailer record saying what revision of .tap > was being used that I proposed was adopted, > but it never was. Thanks, Larry Baker US Geological Survey 650-329-5608 [email protected]
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