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2022-01-06Jump back to kernelspace testedKimplul
+ Added automated categories to debugging, bug/info/warn/error etc. Now I should just try to use them here and there :D
2021-12-29RefactoringKimplul
+ Mainly just moving stuff out or arch/riscv/ that should be handled in common/ + Prepared separate process stack/call stack for server callbacks, rest to be implemeted soon ish
2021-12-29Preparations for refactoringKimplul
2021-12-27Started work on syscallsKimplul
2021-12-26First useful jump to userspace!Kimplul
2021-12-23Fixups to four previous commitsKimplul
+ Christ, I'm shit at git etiquette
2021-12-23map_fill_region can now utilize higher order pagesKimplul
2021-12-23Added stat/mod_vmemKimplul
+ In general improved riscv vmem.c
2021-12-21Modified vmem internals to use pagesKimplul
2021-12-20Right up to init_proc, FUCK YEAHKimplul
+ Lots to do still, should keep a more detailed TODO.txt, among other things implement Sv48 support, make more things single truths etc.
2021-12-20More sensible initKimplul
+ Who knew some reservations were a good thing? (at least relativelyy speaking)
2021-12-20Revert "still some issues with vmem"Kimplul
This reverts commit 69d13626a37e33f31627a1144605a8fb93684d25.
2021-12-20still some issues with vmemKimplul
+ Not sure if I should go with noinit or init, fuck
2021-12-20Added init backKimplul
2021-12-19Add cpio newc format readerKimplul
+ Still need to actually add in an initrd that uses the format :D
2021-12-19Massive changes to jump to userspaceKimplul
2021-12-19[WIP] virtual memory managementKimplul
2021-12-08Added some C11 atomic operationsKimplul
Mainly to be used in spinlocks etc.
2021-10-26Identified issue with vmem implementationKimplul
+ Sensible mappings should help, discard what I wrote in the previous commit. Nothing works unless I get vmem up and running properly.
2021-10-25Some minor changes to virtual memory handlingKimplul
+ Should start to think about how virtual memory should be handled efficiently, I'm sort of flailing around and not actually doing anything beneficial. The mapping system I've so far implemented _works_, but it's not good and I'm not happy with it. I might come back and fix/improve it, but I think I'll go ahead and do other things for a while, might give me a better overhead view of what the virtual memory system should do. + TODO: should probably document the memory layout I'm going with at the moment.
2021-10-11Start designing vmem frameworkKimplul
2021-10-11Moved some functions to common/Kimplul
2021-10-10Prepare proper jump to kernelKimplul
2021-10-01First jump to virtual memory!Kimplul
+ Lots of bughunting to do, probably lots of off-by-one and so on errors, and I make a lot of naive and possibly dangerous assumptions. But cool start nonetheless. Should also come up with some method of exchanging data between the init and actual kernel, probably some struct of some sort. TODO
2021-09-12Initial physical page managerKimplul
+ Will probably still need a fair bit of tweakind and documentation improvements, but seems to work outside of the kernel. Also no valgrind errors, which is quite promising I guess.