70 Commits

Author SHA1 Message Date
Ali Mashtizadeh
35b633417f Fix time keeping, TSC ticks per second, and implement generic timer infrastructure. 2015-01-16 14:32:47 -08:00
Ali Mashtizadeh
408cb2adc0 Cleanup thread and loader code 2015-01-05 17:06:35 -08:00
Ali Mashtizadeh
9a4ad50d34 Fixing some pmap issues with regards to the loader 2014-12-30 20:40:02 -08:00
Ali Mashtizadeh
d5bed8e29a Remove debugging printf 2014-12-29 20:15:15 -08:00
Ali Mashtizadeh
28fa88ef3c Implement general VA2PA 2014-12-29 20:14:46 -08:00
Ali Mashtizadeh
438b073151 Implement reference counting for the page allocator 2014-12-08 22:37:40 -08:00
Ali Mashtizadeh
344d3887c4 Add debugging stats for XMem 2014-12-08 17:44:45 -08:00
Ali Mashtizadeh
4b6006bd9a Basic log level support 2014-11-29 16:39:48 -08:00
Ali Mashtizadeh
44195fd034 Fix TSS kernel stack pointer switching 2014-11-29 15:46:17 -08:00
Ali Mashtizadeh
796a7f0cbb Segment registers and TSS bugfix that caused triple faults. Also includes part of the Spawn system call implementation. 2014-11-26 13:49:17 -08:00
Ali Mashtizadeh
f58694ca12 Implemented from and to epoch 2014-11-24 22:21:37 -08:00
Ali Mashtizadeh
bcc331a3d8 Reorganization of kernel time code 2014-11-24 16:17:17 -08:00
Ali Mashtizadeh
d9b68fc462 Basic X86 RTC code 2014-11-22 14:35:18 -08:00
Ali Mashtizadeh
b607141ce1 Fix a warning 2014-10-14 18:02:19 -07:00
Ali Mashtizadeh
5852ce5727 Fixes to CopyIn/CopyOut 2014-10-14 16:23:50 -07:00
Ali Mashtizadeh
fa86208a82 Add copy.c into build 2014-10-14 13:58:34 -07:00
Ali Mashtizadeh
4e76a9a922 Improving kernel ELF loader 2014-10-12 20:22:52 -07:00
Ali Mashtizadeh
b2c2b7c45a Implement copyin/copyout 2014-10-12 13:17:18 -07:00
Ali Mashtizadeh
9cdc13e0f5 Improve build portability. 2014-10-09 21:05:02 -07:00
Ali Mashtizadeh
3610f34c63 Enable more C warnings and fix a few instances of those warnings. 2014-09-29 13:46:38 -07:00
Ali Mashtizadeh
dac51c8166 Improve linker script compatability 2014-09-29 13:24:10 -07:00
Ali Mashtizadeh
0e8b1ecea3 Fixing bugs in the slab allocator and xmem. 2014-09-05 18:34:51 -07:00
Ali Mashtizadeh
79690d03be Fix build error 2014-09-05 18:18:49 -07:00
Ali Mashtizadeh
b052cc6740 Add backtrace command to debugger 2014-09-05 18:03:52 -07:00
Ali Mashtizadeh
3ada1a4fcc Fixing warnings and small fixes. 2014-09-04 18:21:18 -07:00
Ali Mashtizadeh
4e0a73c1cd Basic PS2 keyboard driver 2014-08-19 19:05:57 -07:00
Ali Mashtizadeh
244be786c8 Debugging for critical.c 2014-08-19 18:10:53 -07:00
Ali Mashtizadeh
7dfca8cdba Bug fixes and debugging for ioapic 2014-08-19 18:10:09 -07:00
Ali Mashtizadeh
2611795d6f Implementing and testing a few system calls 2014-08-07 17:58:41 -07:00
Ali Mashtizadeh
2a79939b79 Beginning O2FS and VFS code along with superblock and root directory reading. 2014-08-01 14:15:06 -07:00
Ali Mashtizadeh
e901bdc7ce Implement disk cache and improve other related parts of the kernel. 2014-07-30 17:19:24 -07:00
Ali Mashtizadeh
0d1847269a Placeholder for system calls 2014-07-28 14:35:00 -07:00
Ali Mashtizadeh
3aef9e4cd8 Improving kernel ASSERT messages 2014-07-28 14:25:34 -07:00
Ali Mashtizadeh
0dd593fff2 User space working 2014-07-27 17:09:31 -07:00
Ali Mashtizadeh
b8b91d3e33 Cleanup and locking for the IDE driver. 2014-07-25 01:43:23 -07:00
Ali Mashtizadeh
ff2be2e406 rdtsc and improved spinlock statistics 2014-07-24 20:25:17 -07:00
Ali Mashtizadeh
bb9f0133fc Reduce kernel size due to linker script alignment 2014-07-23 18:27:20 -07:00
Ali Mashtizadeh
cfa5135302 Cleanup and implement Spinlock_Destroy 2014-07-23 18:14:54 -07:00
Ali Mashtizadeh
c184e7fa0a Implement kernel threads and a round-robin scheduler 2014-07-23 18:07:07 -07:00
Ali Mashtizadeh
76108674d1 Build improvements 2014-07-21 23:43:01 -07:00
Ali Mashtizadeh
32d5f6740a Implement fxsave/xsave assembly 2014-07-20 19:33:02 -07:00
Ali Mashtizadeh
a71418733a Generate array of debug commands in a segment to remove static code. 2014-07-20 13:45:57 -07:00
Ali Mashtizadeh
028450f0a5 Kernel relocated to high memory 2014-07-18 15:09:52 -07:00
Ali Mashtizadeh
ddba3f671a Create linker script 2014-07-18 13:37:46 -07:00
Ali Mashtizadeh
0d26227290 Fix memory leak and incorrect debugging output in pmap.c 2014-07-17 00:44:13 -07:00
Ali Mashtizadeh
d5b94390f8 Support up to 6GBs of RAM and improve debugging 2014-07-16 17:21:18 -07:00
Ali Mashtizadeh
19e9bbc22b Cleanup multiboot entry code 2014-07-16 01:27:58 -07:00
Ali Mashtizadeh
77c06d3edd xsave structure definition 2014-07-16 00:09:44 -07:00
Ali Mashtizadeh
12c5b196d9 Various interrupt bug fixes and improvements. 2014-07-15 17:00:16 -07:00
Ali Mashtizadeh
5014c0db2b Cleanup 2014-07-14 20:11:29 -07:00