Hello! My mistake. What lives on IBIB isn't 2.3 its 2.5. And their FTP service is playing games again. I found it by using Google. And it showed me the HTTP crawl for the pages. ----- Gregg C Levine [email protected] "This signature fought the Time Wars, time and again."
On Mon, Dec 28, 2015 at 10:26 AM, Gregg Levine <[email protected]> wrote: > Hello! > Where's 2.5 stored? I have copies of both 2.2 and 2.3 from the IBIB > site, and the stuff from Bitsavers. But 2.5? When was that created? > And where would I find it? > But that is a good start. > ----- > Gregg C Levine [email protected] > "This signature fought the Time Wars, time and again." > > > On Mon, Dec 28, 2015 at 10:16 AM, Johnny Billquist <[email protected]> wrote: >> Well, the difference between the 11/23 and 11/23+ is actually that the >> former only supports 18-bit addressing. The 23+ added the 22-bit addressing. >> Although, actually finding real 11/23 CPUs are unusual. Most were upgraded >> to 23+, or were actually 23+ from the start. >> (That is, unless I have a bit error somewhere in my memory.) >> >> When XXDP V2.2 is slightly old. Why are you running that, and not 2.5? Also, >> unfortunately DEC had a tendency to break XXDP on older machines when they >> made changes. XXDP was rather poorly maintained. >> >> When you are booting XXDP on your 11/23, it halts, but when you continue it >> says that it was unable to boot XXDP-XM, and instead boots XXDP-SM. So >> obviously it tries -XM by default, so I'm unsure why you think that it's >> booting -SM at any time normally. >> >> And when -SM boots up it reports 28KW of memory, which seems consistent with >> a small memory machine, and that -XM would not be able to boot. So, when you >> are booting XXDP on your 11/44 or 11/23+, are you really sure you only have >> 64Kbyte memory configured? I would not expect -XM to boot then either. >> >> Johnny >> >> >> On 2015-12-28 16:00, Mattis Lind wrote: >>> >>> I have some troubles running a known working XXDP V2.2 image in SimH on >>> a 11/23 (without +), 11/03, 11/04, 11/05 and 11/20. >>> >>> I have tested this on a PDP-11/44 and a PDP-11/23+ CPU and it works >>> fine. Testing the same image in SimH on 11/23+ and 11/44 config with >>> 64kbyte memory starts the XXDP fine. >>> >>> https://dl.dropboxusercontent.com/u/96935524/xxdp.dsk >>> >>> >>> Now I have to be honest. I am not entirely sure which CPU configs should >>> be able to run XXDP V2.2 (Small Monitor). >>> >>> But I basically thought that switching to 11/23 (without plus) should >>> work fine since it is very similar to the plus. Just removing the two >>> SLUs and the Boot ROMs would make it identical as far as I can see it. >>> >>> But it doesn't start. >>> >>> sim> b rq0 >>> >>> >>> HALT instruction, PC: 000104 (JMP SP) >>> >>> Doing a continue actually makes it to boot: >>> >>> sim> c >>> >>> NOT ENOUGH MEMORY TO BOOT XXDP-XM >>> >>> >>> >>> BOOTING UP XXDP-SM SMALL MONITOR >>> >>> >>> >>> XXDP-SM SMALL MONITOR - XXDP V2.2 >>> REVISION: C0 >>> BOOTED FROM DU0 >>> 28KW OF MEMORY >>> NON-UNIBUS SYSTEM >>> >>> RESTART ADDR: 152010 >>> TYPE "H" FOR HELP >>> >>> . >>> >>> But it is not entirely happy since the very simple GKAAA0 cpu test that >>> runs fine in 11/23+ mode fails. >>> >>> .R GKAAA0 >>> GKAAA0.BIC >>> >>> HALT instruction, PC: 000104 (JMP SP) >>> sim> >>> >>> I know that SimH is not supposed to be able to run the diags but what is >>> the difference on a SimH level between 11/23 and 11/23+ that causes one >>> to run and the other not? >>> >>> Then I tested some other CPUs: >>> >>> 11/34, 11/40, 11/44, 11/45, 11/60, 11/70, 11/73, 11/83, 11/84, 11/93 >>> >>> The all can start XXDP V2.2 (SM) and run GKAAA0 fine. >>> >>> But >>> >>> 11/03 and 11/23 give me the halt. In the 11/03 case it is not possible >>> to do a continue. >>> >>> Testing 11/04, 11/05 and 11/20 all give the same result. It never boots >>> but gets stuck in some loop where it seems to poll the console. >>> >>> Step expired, PC: 150674 (BPL 150750) >>> sim> s >>> >>> Step expired, PC: 150750 (MOV (SP)+,R1) >>> sim> s >>> >>> Step expired, PC: 150752 (RTS PC) >>> sim> s >>> >>> Step expired, PC: 151006 (TST R0) >>> sim> s >>> >>> Step expired, PC: 151010 (BEQ 151002) >>> sim> s >>> >>> Step expired, PC: 151002 (JSR PC,150664) >>> sim> s >>> >>> Step expired, PC: 150664 (CLR R0) >>> sim> s >>> >>> Step expired, PC: 150666 (MOV R1,-(SP)) >>> sim> s >>> >>> Step expired, PC: 150670 (TSTB @#177560) >>> sim> s >>> >>> Step expired, PC: 150674 (BPL 150750) >>> sim> s >>> >>> >>> SimH is built from head: >>> >>> sim> sh ver >>> PDP-11 simulator V4.0-0 Beta >>> Simulator Framework Capabilities: >>> 32b data >>> 32b addresses >>> Ethernet Packet transports:PCAP:NAT:UDP >>> Idle/Throttling support is available >>> Virtual Hard Disk (VHD) support >>> Asynchronous I/O support >>> FrontPanel API Version 1 >>> Host Platform: >>> Compiler: GCC 4.2.1 Compatible Apple LLVM 5.0 (clang-500.2.76) >>> Simulator Compiled: Dec 27 2015 at 17:51:17 >>> Memory Access: Little Endian >>> Memory Pointer Size: 64 bits >>> Large File (>2GB) support >>> RegEx support for EXPECT commands >>> OS clock resolution: 1ms >>> Time taken by msleep(1): 2ms >>> OS: Darwin localhost 12.5.0 Darwin Kernel Version 12.5.0: Sun Sep 29 >>> 13:33:47 PDT 2013; root:xnu-2050.48.12~1/RELEASE_X86_64 x86_64 >>> >>> git commit id: ea4d9a16 >>> >>> Tested SimH 3.9 and it does the same >>> >>> 11/04, 11/05 and 11/20 all lack MMU if this has to do with it. But 11/03 >>> also lack MMU and is not behaving the same, although not booting. The >>> 11/23 has the MMU but is still not booting while the almost identical >>> 11/23+ boots just fine. >>> >>> Well. If someone can help me sort this out I am would be happy. My next >>> step is to try to boot the same image on a real 11/04, 11/03 and a 11/23 >>> (without +) to see if that works. Just need to toggle in that long >>> bootstrap. >>> >>> /Mattis >>> >>> >>> >>> _______________________________________________ >>> Simh mailing list >>> [email protected] >>> http://mailman.trailing-edge.com/mailman/listinfo/simh >>> >> >> -- >> Johnny Billquist || "I'm on a bus >> || on a psychedelic trip >> email: [email protected] || Reading murder books >> pdp is alive! || tryin' to stay hip" - B. Idol >> _______________________________________________ >> Simh mailing list >> [email protected] >> http://mailman.trailing-edge.com/mailman/listinfo/simh _______________________________________________ Simh mailing list [email protected] http://mailman.trailing-edge.com/mailman/listinfo/simh
