kern

log

age author description
2014-04-17 John Tsiombikas merged the filesystem stuffdefault tip
2011-12-17 John Tsiombikas ok stopping with the filesystem to manage to write the article in time
2011-12-15 John Tsiombikas filesystem
2011-12-11 John Tsiombikas whatever
2011-12-11 John Tsiombikas read/write superblock, get/put inode
2011-12-11 John Tsiombikas split the system call implementations out of fs.c into fs_sys.c
2014-04-17 John Tsiombikas fixed the readme file
2011-12-09 John Tsiombikas continuing with the fs
2011-12-09 John Tsiombikas started work on the filesystem
2011-12-08 John Tsiombikas starting the filesystem
2011-12-08 John Tsiombikas - added the partition table parsing code
2011-12-07 John Tsiombikas implementing ata read
2011-12-07 John Tsiombikas implementing ata read/write
2011-12-07 John Tsiombikas changed mkdiskimg to make partitioning work on freebsd
2011-12-07 John Tsiombikas foo
2011-12-06 John Tsiombikas foo
2011-12-06 John Tsiombikas added decimal digits to the disk size output
2011-12-06 John Tsiombikas foo
2011-12-06 John Tsiombikas fixed the "endianess" of the text messages in the ATA identify info block. this
2011-12-06 John Tsiombikas silenced a warning about a missing prototype in panic.c
2011-12-06 John Tsiombikas of course I forgot to actually add the new files... every fucking time...
2011-12-06 John Tsiombikas - started writing disk/ata code
2011-11-05 John Tsiombikas holy fuck, copy_on_write didn't actually do the copy!!!!
2011-10-15 John Tsiombikas testing of the exit syscall
2011-10-15 John Tsiombikas fixed cleanup_vm to avoid cleaning up kernel pages
2011-10-15 John Tsiombikas fixed a potential null dereference when deleting a bug in the redblack tree
2011-10-15 John Tsiombikas - implemented syscalls: exit, waitpid, getppid
2011-10-13 John Tsiombikas changed test_proc to modify memory after the fork in order to try out copy-on-write,
2011-10-12 John Tsiombikas added a comment in clone_vm
2011-10-12 John Tsiombikas ok I *think* i've fixed it now
2011-10-10 John Tsiombikas - added a generic red-black tree data structure
2011-10-09 John Tsiombikas added strcmp
2011-10-06 John Tsiombikas ops, forgot the -m in -m elf_i386 ld arg
2011-10-04 John Tsiombikas changed the makefile to only pass "emulation" (-m32 -melf_i386) only when not
2011-08-17 John Tsiombikas forgot to handle the cow argument to clone_vm
2011-08-17 John Tsiombikas added errno.h in klibc
2011-08-17 John Tsiombikas added a comment in the tss showing the interesting bits
2011-08-17 John Tsiombikas removed the unimplemented exit syscall
2011-08-17 John Tsiombikas fixed the comments in test_proc.S
2011-08-17 John Tsiombikas added a comment describing the push of just_forked address to the stack frame of the newly-forked process.
2011-08-17 John Tsiombikas added a comment to just_forked
2011-08-16 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!)
2011-08-15 John Tsiombikas finally, runqueues, blocking, waking up, idle loop etc, all seem to work fine
2011-08-15 John Tsiombikas Fixed most important task switching bugs.
2011-08-14 John Tsiombikas bringing the task switching thing into shape with proper per-process kernel stacks and shit
2011-08-08 John Tsiombikas llalallalala
2011-08-07 John Tsiombikas picking this up again, let's fix it
2011-08-01 John Tsiombikas lalalala
2011-07-30 John Tsiombikas tidyed up the intr_ret bit, made it a bit more reasonably structured, and cleaned up some debugging things
2011-07-30 John Tsiombikas fuck yeah, now do priviledge levels and TSS
2011-07-28 John Tsiombikas fixed the page fault
2011-07-28 John Tsiombikas continuing with the process implementation. not done yet, panics.
2011-07-28 John Tsiombikas apparently free_phys_page was never tested. the check for double-freeing a page
2011-07-25 John Tsiombikas mainly additions to the VM to support processes etc. not complete
2011-07-25 John Tsiombikas added the first test process code and system call numbers header
2011-07-25 John Tsiombikas - implemented clone_vmem
2011-07-24 John Tsiombikas started implementing processes
2011-06-13 John Tsiombikas merged the timer/rtc/etc from the misc branch
2011-06-12 John Tsiombikas - now read_rtc doesn't try to read weekday as it's probably wrong anyway, and doesn't set yearday either
2011-06-11 John Tsiombikas - removed redundant call to day_of_year in gmtime_r
2011-06-10 John Tsiombikas - added makefile pattern to produce assembly output from c source files.
2011-06-10 John Tsiombikas finished with the klibc/time.c stuff
2011-06-10 John Tsiombikas - added cmos rtc code
2011-06-09 John Tsiombikas - made interrupt number - irq mapping macros public in intr.h
2011-06-08 John Tsiombikas forgot to include timer.h in timer.c
2011-06-08 John Tsiombikas 8254 timer code
2011-05-28 John Tsiombikas merged the task bits, not completed
2011-05-27 John Tsiombikas ops ... range->size = pgcount * PGSIZE not pg * PGSIZE
2011-05-27 John Tsiombikas refactored the code a bit, and merged with the malloc implementation branch
2011-04-22 John Tsiombikas starting on the task switching implementation
2011-05-27 John Tsiombikas implemented malloc
2011-04-09 John Tsiombikas moved enable_intr out of init_intr and after the kernel initialization is completed
2011-04-09 John Tsiombikas fixes here and there
2011-04-06 John Tsiombikas protected critical sections in VM and the physical memory manager by disabling interrupts
2011-04-04 John Tsiombikas switched the vm to use recursive page tables
2011-04-04 John Tsiombikas - fixed tragic mistake in the initial kernel image mapping
2011-04-03 John Tsiombikas writing the vm
2011-04-03 John Tsiombikas now ignoring parts of the memory map beyond 4gb instead of silently wrapping around and marking all holes as usable :)
2011-03-30 John Tsiombikas added a few comments in mem.c
2011-03-30 John Tsiombikas I think I'm done with the physical memory page allocator
2011-03-27 John Tsiombikas fixed the stupid mistake. forgot to page-align the page directory
2011-03-26 John Tsiombikas forgot to add a shitload of files
2011-03-26 John Tsiombikas adding paging
2011-03-05 John Tsiombikas removed redundant zero-fill in multiboot header
2011-02-22 John Tsiombikas ha!
2011-02-22 John Tsiombikas added register dump in panic()
2011-02-22 John Tsiombikas - fixed the scrolling issue
2011-02-19 John Tsiombikas forgot to add a load of stuff
2011-02-18 John Tsiombikas interrupt handling
2011-02-16 John Tsiombikas fixed a bug in strrchr and some warnings
2011-02-16 John Tsiombikas minor changes
2011-02-16 John Tsiombikas segment descriptors
2011-01-13 John Tsiombikas forgot to add stdarg.h and stdlib.c
2010-12-19 John Tsiombikas - added printf family in stdio.c
2010-12-10 John Tsiombikas - reverted the trunk back to hardware scrolling
2010-12-04 John Tsiombikas fidled with the makefile
2010-12-04 John Tsiombikas added hardware scrolling, memset16 and temporary keyboard input for testing
2010-12-02 John Tsiombikas pretty much finished the code for article 1, might do minor adjustments though
2010-12-01 John Tsiombikas starting the kernel