Hi Carsten, > I agree with Robert that DEBUG is a very essential tool, because it can > be used to bootstrap other binaries. And yes, I do such stuff, typing in > assembly into DEBUG to patch binaries or even to create new program > binaries.
+1 > My use case is not to recover, but to *use* vintage computer. I use > SvarDos on 8088/8086/286 type machines, and FreeDOS on 386/486 type > machines. +1 > But that has no relevance to the question. If DEBUG is useful for the > user base of SvarDos, as small as that user base might be, it should > stay. +1 > If it is not useful for the SvarDOS users, it should go. +1 > DEBUG can be helpful in bootstrapping an SvarDos install. I sometimes > have used such tool on vintage computer events, where I only had > Internet on my phone, and no network connection to the vintage machine > (an no "modern" machine in reach). +1 > In these situations I was able to use DEBUG to type in small assembly > language scripts that I found on some website (reading on the phone, > typing on the old machine), or adjusting BIOS or DOS parameter tables to > prepare for an install (or even patch MBR/Partition Tables on disk). And a last "+1". ;-) > If the current DEBUG binary is too heavy (in disk size), maybe there is > another (similar) tool that is free/open-source and would be a light > weight replacement. I'm not aware of any, but I didn't look for lately. > The functions that I would use from such a tool: > > * dump memory (hex) > * disassemble 8086/80286 code > * assemble 8086/80286 code > * read/write sectors (via BIOS) > * save COM files > * save BIN files (memory dump) > * trace execution > * execute code The really last "+1". > Creating the smallest DEBUG clone that implements the functions above > might be an interesting challenge. Feel free to accept that challenge! *g* But probably it might be enough, to use the existing DEBUG and strip some features off. Cheers, Robert -- +++ BTTR Software +++ Home page: https://www.bttr-software.de/ DOS ain't dead: https://www.bttr-software.de/forum/ _______________________________________________ Svardos-users mailing list Svardos-users@lists.osdn.me https://lists.osdn.me/mailman/listinfo/svardos-users