From 336e0c1118149e19b5f59efaadbe09b20160f5e1 Mon Sep 17 00:00:00 2001 From: Warren Toomey Date: Thu, 3 Mar 2016 15:38:02 +1000 Subject: [PATCH] Updated the top-level README with current details. --- README.md | 22 ++++++++++++++-------- 1 file changed, 14 insertions(+), 8 deletions(-) diff --git a/README.md b/README.md index 89ad703..0116287 100644 --- a/README.md +++ b/README.md @@ -1,15 +1,19 @@ # pdp7-unix -This is a project to resurrect Unix on the PDP-7 from a scan of the original -assembly code done by Norman Wilson. - -Right now the scans are in the Unix Archive at +This is a project to resurrect Unix on the PDP-7 from scans of the original assembly +code done by Norman Wilson. The scans of PDP-7 Unix are in the Unix Archive at http://www.tuhs.org/Archive/PDP-11/Distributions/research/McIlroy_v0/ -as the files 0*.pdf. We now need to convert these to machine-readable -assembly code, write tools such as an assembler, a filesystem creation tool, -and write from scratch missing things like a shell, ls etc. +as the files 0*.pdf. + +Update early March 2016: We've written an assembler, most of a user-mode +simulator and commented several source files. We now have these utilities +running: cat, cp, chmod, chown, chrm and ls. + +Things to do: write a filesystem creation tool, write a shell, write the +missing utilities, try to bring the system up on a PDP-7 system. We have +a real PDP-7 and SimH as target platforms. The code in the original scans are (c) Novell who own the rights to the Unix -source code. Everything that didn't come from the scanned pages are GPLv3. +source code. Everything that didn't come from the scanned files is GPLv3. scans holds the unmodified OCR versions of the scanned files @@ -17,6 +21,8 @@ src/cmd holds the modified source code of the user-mode programs src/sys holds the modified source code of the kernel +src/other holds PDP-7 source code which did not come from the scanned files + tools holds the source for the tools written to assist the project misc holds miscellaneous notes and information