| age |
author |
description |
| Sat, 15 Oct 2011 08:06:58 +0300 |
John Tsiombikas |
fixed cleanup_vm to avoid cleaning up kernel pages |
| Sat, 15 Oct 2011 08:06:10 +0300 |
John Tsiombikas |
fixed a potential null dereference when deleting a bug in the redblack tree |
| Sat, 15 Oct 2011 07:45:56 +0300 |
John Tsiombikas |
- implemented syscalls: exit, waitpid, getppid |
| Thu, 13 Oct 2011 05:22:35 +0300 |
John Tsiombikas |
changed test_proc to modify memory after the fork in order to try out copy-on-write, |
| Wed, 12 Oct 2011 14:46:00 +0300 |
John Tsiombikas |
added a comment in clone_vm |
| Wed, 12 Oct 2011 14:39:40 +0300 |
John Tsiombikas |
ok I *think* i've fixed it now |
| Mon, 10 Oct 2011 04:16:01 +0300 |
John Tsiombikas |
- added a generic red-black tree data structure |
| Sun, 09 Oct 2011 20:38:35 +0300 |
John Tsiombikas |
added strcmp |
| Thu, 06 Oct 2011 04:28:21 +0300 |
John Tsiombikas |
ops, forgot the -m in -m elf_i386 ld arg |
| Wed, 05 Oct 2011 02:34:58 +0300 |
John Tsiombikas |
changed the makefile to only pass "emulation" (-m32 -melf_i386) only when not |
| Wed, 17 Aug 2011 05:43:47 +0300 |
John Tsiombikas |
forgot to handle the cow argument to clone_vm |
| Wed, 17 Aug 2011 05:42:44 +0300 |
John Tsiombikas |
added errno.h in klibc |
| Wed, 17 Aug 2011 05:39:39 +0300 |
John Tsiombikas |
added a comment in the tss showing the interesting bits |
| Wed, 17 Aug 2011 05:38:40 +0300 |
John Tsiombikas |
removed the unimplemented exit syscall |
| Wed, 17 Aug 2011 05:37:30 +0300 |
John Tsiombikas |
fixed the comments in test_proc.S |
| Wed, 17 Aug 2011 05:33:03 +0300 |
John Tsiombikas |
added a comment describing the push of just_forked address to the stack frame of the newly-forked process. |
| Wed, 17 Aug 2011 05:30:06 +0300 |
John Tsiombikas |
added a comment to just_forked |
| Tue, 16 Aug 2011 03:26:53 +0300 |
John Tsiombikas |
I think we're done for now. two processes seem to be scheduled and switched just fine, fork seems to work (NO CoW YET!) |
| Mon, 15 Aug 2011 06:17:58 +0300 |
John Tsiombikas |
finally, runqueues, blocking, waking up, idle loop etc, all seem to work fine |
| Mon, 15 Aug 2011 04:03:39 +0300 |
John Tsiombikas |
Fixed most important task switching bugs. |
| Sun, 14 Aug 2011 16:57:23 +0300 |
John Tsiombikas |
bringing the task switching thing into shape with proper per-process kernel stacks and shit |
| Mon, 08 Aug 2011 09:53:10 +0300 |
John Tsiombikas |
llalallalala |
| Sun, 07 Aug 2011 06:42:00 +0300 |
John Tsiombikas |
picking this up again, let's fix it |
| Mon, 01 Aug 2011 06:45:29 +0300 |
John Tsiombikas |
lalalala |
| Sat, 30 Jul 2011 07:35:53 +0300 |
John Tsiombikas |
tidyed up the intr_ret bit, made it a bit more reasonably structured, and cleaned up some debugging things |
| Sat, 30 Jul 2011 07:21:54 +0300 |
John Tsiombikas |
fuck yeah, now do priviledge levels and TSS |
| Thu, 28 Jul 2011 17:56:05 +0300 |
John Tsiombikas |
fixed the page fault |
| Thu, 28 Jul 2011 05:43:04 +0300 |
John Tsiombikas |
continuing with the process implementation. not done yet, panics. |
| Thu, 28 Jul 2011 05:33:59 +0300 |
John Tsiombikas |
apparently free_phys_page was never tested. the check for double-freeing a page |
| Tue, 26 Jul 2011 02:41:33 +0300 |
John Tsiombikas |
mainly additions to the VM to support processes etc. not complete |
| Mon, 25 Jul 2011 11:29:57 +0300 |
John Tsiombikas |
added the first test process code and system call numbers header |
| Mon, 25 Jul 2011 11:29:02 +0300 |
John Tsiombikas |
- implemented clone_vmem |
| Sun, 24 Jul 2011 18:29:24 +0300 |
John Tsiombikas |
started implementing processes |
| Tue, 14 Jun 2011 01:19:07 +0300 |
John Tsiombikas |
merged the timer/rtc/etc from the misc branch |
| Sun, 12 Jun 2011 15:45:21 +0300 |
John Tsiombikas |
- now read_rtc doesn't try to read weekday as it's probably wrong anyway, and doesn't set yearday either |
| Sun, 12 Jun 2011 01:46:53 +0300 |
John Tsiombikas |
- removed redundant call to day_of_year in gmtime_r |
| Fri, 10 Jun 2011 23:19:25 +0300 |
John Tsiombikas |
- added makefile pattern to produce assembly output from c source files. |
| Fri, 10 Jun 2011 19:54:47 +0300 |
John Tsiombikas |
finished with the klibc/time.c stuff |
| Fri, 10 Jun 2011 05:33:38 +0300 |
John Tsiombikas |
- added cmos rtc code |
| Thu, 09 Jun 2011 05:09:49 +0300 |
John Tsiombikas |
- made interrupt number - irq mapping macros public in intr.h |
| Thu, 09 Jun 2011 02:45:49 +0300 |
John Tsiombikas |
forgot to include timer.h in timer.c |
| Wed, 08 Jun 2011 03:02:42 +0300 |
John Tsiombikas |
8254 timer code |
| Sat, 28 May 2011 08:06:47 +0300 |
John Tsiombikas |
merged the task bits, not completed |
| Fri, 27 May 2011 13:08:23 +0300 |
John Tsiombikas |
ops ... range->size = pgcount * PGSIZE not pg * PGSIZE |
| Fri, 27 May 2011 22:09:10 +0300 |
John Tsiombikas |
refactored the code a bit, and merged with the malloc implementation branch |
| Sat, 23 Apr 2011 00:51:18 +0300 |
John Tsiombikas |
starting on the task switching implementation |
| Fri, 27 May 2011 12:05:38 +0300 |
John Tsiombikas |
implemented malloc |
| Sat, 09 Apr 2011 07:22:27 +0300 |
John Tsiombikas |
moved enable_intr out of init_intr and after the kernel initialization is completed |
| Sat, 09 Apr 2011 07:14:06 +0300 |
John Tsiombikas |
fixes here and there |
| Wed, 06 Apr 2011 07:42:44 +0300 |
John Tsiombikas |
protected critical sections in VM and the physical memory manager by disabling interrupts |
| Tue, 05 Apr 2011 02:09:02 +0300 |
John Tsiombikas |
switched the vm to use recursive page tables |
| Mon, 04 Apr 2011 23:34:06 +0300 |
John Tsiombikas |
- fixed tragic mistake in the initial kernel image mapping |
| Sun, 03 Apr 2011 18:42:19 +0300 |
John Tsiombikas |
writing the vm |
| Sun, 03 Apr 2011 08:23:07 +0300 |
John Tsiombikas |
now ignoring parts of the memory map beyond 4gb instead of silently wrapping around and marking all holes as usable :) |
| Wed, 30 Mar 2011 23:14:29 +0300 |
John Tsiombikas |
added a few comments in mem.c |
| Wed, 30 Mar 2011 22:42:16 +0300 |
John Tsiombikas |
I think I'm done with the physical memory page allocator |
| Sun, 27 Mar 2011 06:28:26 +0300 |
John Tsiombikas |
fixed the stupid mistake. forgot to page-align the page directory |
| Sat, 26 Mar 2011 21:39:14 +0200 |
John Tsiombikas |
forgot to add a shitload of files |
| Sat, 26 Mar 2011 12:27:57 +0200 |
John Tsiombikas |
adding paging |
| Sat, 05 Mar 2011 16:59:49 +0200 |
John Tsiombikas |
removed redundant zero-fill in multiboot header |
