 | | Re: RCX "locking up" when trying to use dll
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(...) I built the H8/300 binutils-2.9.1 and gcc-2.95.2 and compiled the legOS kernel and it was locking up when downloading programs. People here said get egcs-1.1.2 -- it works! So I built egcs-1.1.2 and cd'd to legOS/boot, make clean/make and the (...) (25 years ago, 11-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: RCX "locking up" when trying to use dll
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(...) Actually I won't, since I just read memcpy.c and I see it's an __asm__ macro. I don't know if that's a valid __asm__ or not. In this case, if it's causing legOS pain, memcpy.c should just be replaced by memcpy.s with the correct assembly (...) (25 years ago, 11-Jan-00, to lugnet.robotics.rcx.legos)
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| | RE: RCX "locking up" when trying to use dll
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(...) <Snipped disassembly showing exactly what the bug is...> WOW! Good catch Ben! I have recently been looking through some disassembly on a totally unrelated topic and have found a bug in an unnamed commercial compiler. But of course I had a (...) (25 years ago, 11-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: RCX "locking up" when trying to use dll
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(...) It's actually in the library. I just found it. Here is a disassembly of a correct memcpy.o, as built by egcs-1.1.2: 00000000 <_memcpy>: 0: 0d 13 mov.w r1,r3 2: 09 23 add.w r2,r3 4: 1d 13 cmp.w r1,r3 6: 47 00 beq .0 (8) 8: 6c 1a mov.b @r1+,r2l (...) (25 years ago, 11-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: RCX "locking up" when trying to use dll
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Ben Jackson schrieb: (...) Some parts of legOS, especially the interrupt handlers, are less portable than they should be - they use some assembly, or my attribute((rcx_interrupt)) which I haven't verified with 2.95.2. (...) Sounds like a problem (...) (25 years ago, 11-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: legOS is really neat!
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Ben Jackson schrieb: (...) I'm still looking for someone to write an R2D2 sound scheme ;-) Markus. (25 years ago, 11-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: RCX "locking up" when trying to use dll
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(...) 1.1.2 (...) Ok, I got egcs-1.1.2 (plus patch) and rebuilt legOS.srec. Now it works. I did confirm that the compiler is tripping over something in the libs rather than the kernel (at first I only rebuilt the kernel sources and the problem was (...) (25 years ago, 11-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: RCX "locking up" when trying to use dll
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(...) unfortunately not. AFAIK, nobody has ever managed to compile a dll-capable legOS with gcc-2.95.x, neither with the rcx-compiler patch nor without. (...) Sure, this is exactly the gcc-2.95.2 symptom many people already experienced. There has (...) (25 years ago, 11-Jan-00, to lugnet.robotics.rcx.legos)
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| | legOS is really neat!
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I can't build my own legOS kernel, but I can build .lx files and load them with dll without any problem! It's really liberating to have REAL functions and a REAL C implementation to work with. Right now I'm working on a bot which tries to stay on a (...) (25 years ago, 11-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: RCX "locking up" when trying to use dll
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(...) I am seeing exactly the same thing when I built my own legOS.srec from scratch. The kernel seems to run fine (view, on/off, prgm, run buttons) until dll crashes it. (...) Auugh, I too am using gcc-2.95.2. If I use legOS.srec/.lds from the (...) (25 years ago, 11-Jan-00, to lugnet.robotics.rcx.legos)
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| | GPS for RCX
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The standard RCX firmware with its serial protocol could not talk to a GPS, but LegOS could. With LegOS and a GPS we could make robots that could tell where they were. This would be way cool. I want a solar powered toy robot boat with GPS that can (...) (25 years ago, 10-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: (no longer Failed) Getting LegOS 0.2.2 working on Windows
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Way to go Paolo! So the only thing that needs to be changed is replace my patch to loader.c with yours? I'll put that onto arthurdent. Glad that it's finally solved. Now, i'll try to get Martin's LNP stuff working on windows. Peter BTW A happy new (...) (25 years ago, 10-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: (Failed) Getting LegOS 0.2.2 working on Windows
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(...) everything (...) Yahooo, again! Yep, your patch worked like a charm! I also got the AV error message, but recompiling the demo files again seemed to fix the problem. Go figure. Thanks for the help! -Jeff (25 years ago, 9-Jan-00, to lugnet.robotics.rcx.legos)
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| | dllx for liblnp+lnpd uploaded to arthurdent
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Hello, i finally managed to get my old 486 back to live and build a little home network to test lnpd & liblnp in a networked environment. As expected ;-), it works perfectly -- with 2400 baud 8-(. Running with 4800 baud, i encountered some (...) (25 years ago, 7-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: (no longer Failed) Getting LegOS 0.2.2 working on Windows
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Salve Paolo, Yahoooo! It finally works. After applying the the patch file you sent me by e-mail, everything seems to work now. Thank you all for your great help. Ciao, Carsten (25 years ago, 6-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: (Failed) Getting LegOS 0.2.2 working on Windows
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(...) error (...) I think that it's the usual "\n" problem of *nix. (...) helloworld.lx (...) I will send the file in attach directly to your E-Mail address to check that all patches are in the right place. (...) I've just tried and it works... I (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.legos)
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| | a problem of legOS-0.2.2 on Windows95
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Hello. I have a problem of makefile. Perfectly I followed this instruction (URL) erased all tabs. But a result is following... BASH.EXE-2.02$ make --unix makefile:9: *** missing separator. Stop. Only this message is displayed. and line9 of (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.legos)
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| | legOS Praise, and small request :)
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I've just got V0.2.2 working, after at least a year of not having had time to play with it! I just wanted to say WOW :) It's come a long way, and I can't wait to start tinkering with it again! Fantastic work Markus! The small request? I use com2 for (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: Program dlls
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(...) there are 3 simple dll applications and a Makefile in the demo directory, which show how to compile a dll application. cheers, Martin (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: (Failed) Getting LegOS 0.2.2 working on Windows
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G'day, (...) When trying to apply the patch I get 3 rejects and a bad formated patch file error message. So I applied the patches by hand. Using your patches, I can compile everything without warning (good on yer!!!) and download legOS.srec as well (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.legos)
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