tpg/acess2.git
14 years agoAttempting to fix heap corruption
John Hodge [Fri, 29 Oct 2010 07:14:19 +0000 (15:14 +0800)]
Attempting to fix heap corruption

- Added lock field to tVFS_Node
- Fixed module makefile

14 years agoFixing places where malloc() (and others) is not null checked
John Hodge [Fri, 22 Oct 2010 06:29:48 +0000 (14:29 +0800)]
Fixing places where malloc() (and others) is not null checked

14 years agoCleaning up debug (and set modules to build with debug)
John Hodge [Fri, 22 Oct 2010 06:26:39 +0000 (14:26 +0800)]
Cleaning up debug (and set modules to build with debug)

14 years agoDon't ask me how, but it's booting again
John Hodge [Fri, 22 Oct 2010 06:13:56 +0000 (14:13 +0800)]
Don't ask me how, but it's booting again

14 years agoBuglocating: Some random corruption in VFS, FDD lockups
John Hodge [Tue, 19 Oct 2010 07:21:05 +0000 (15:21 +0800)]
Buglocating: Some random corruption in VFS, FDD lockups

- FDD driver likes to lock
- Also working on a kernel-level debugger

14 years agox86_64: Bugfixing
John Hodge [Thu, 14 Oct 2010 06:13:06 +0000 (14:13 +0800)]
x86_64: Bugfixing

14 years agox86_64 build now compiles :)
John Hodge [Tue, 12 Oct 2010 01:56:33 +0000 (09:56 +0800)]
x86_64 build now compiles :)

14 years agoFixing to get x86_64 build to compile after threading overhaul
John Hodge [Mon, 11 Oct 2010 02:19:32 +0000 (10:19 +0800)]
Fixing to get x86_64 build to compile after threading overhaul

14 years agoChanged back to lottery scheduler, disabled debug
John Hodge [Tue, 5 Oct 2010 07:06:47 +0000 (15:06 +0800)]
Changed back to lottery scheduler, disabled debug
- Fixed behavior in Unix to ACL code

14 years agoRefactored thread switching code to support compile-time swapping
John Hodge [Sun, 3 Oct 2010 10:21:01 +0000 (18:21 +0800)]
Refactored thread switching code to support compile-time swapping
of scheduling methods.
Supported methods:
- Lottery (the old one)
- Priority Based Round-Robin
- Singe Queue Round-Robin

14 years agoDebug, Debug, Debug
John Hodge [Sun, 3 Oct 2010 09:24:03 +0000 (17:24 +0800)]
Debug, Debug, Debug

14 years agoReplace rand() implementation - fixes threading lockups
John Hodge [Sun, 3 Oct 2010 01:28:52 +0000 (09:28 +0800)]
Replace rand() implementation - fixes threading lockups
- Large ammounts of debug enabled to trace #PF in FAT driver
- Added TID to Debug logging
- Enabled locking on debug prints

14 years agoPlaced a comment to not the location of the blocker
John Hodge [Sat, 2 Oct 2010 13:56:44 +0000 (21:56 +0800)]
Placed a comment to not the location of the blocker

14 years agoFixed threading bug
John Hodge [Sat, 2 Oct 2010 13:43:51 +0000 (21:43 +0800)]
Fixed threading bug
- Mutex->LastWaiting was never reset to NULL, hence could point to
  a thread on the active queue, causing corruption.
HEADDESK, HEADDESK, HEADDESK
- Also, fixed lack of LEAVE macros in some parts of binary.c
- Fixed a typo in EXT2 directory handling (write)

14 years agoSpinlock fixes
John Hodge [Thu, 9 Sep 2010 02:06:47 +0000 (10:06 +0800)]
Spinlock fixes

14 years agoexported spinlocks
John Hodge [Thu, 9 Sep 2010 01:57:56 +0000 (09:57 +0800)]
exported spinlocks

14 years agoMoved spinlocks out of arch.h into lib.c
John Hodge [Thu, 9 Sep 2010 01:52:54 +0000 (09:52 +0800)]
Moved spinlocks out of arch.h into lib.c

14 years agoPer-CPU task switch disable, minor spiderscript changes
John Hodge [Thu, 9 Sep 2010 01:27:15 +0000 (09:27 +0800)]
Per-CPU task switch disable, minor spiderscript changes

14 years agoSpiderScript - For loop, #if'd out experimental code
John Hodge [Tue, 7 Sep 2010 10:20:44 +0000 (18:20 +0800)]
SpiderScript - For loop, #if'd out experimental code

14 years agoCosmetic code changes
John Hodge [Tue, 7 Sep 2010 06:41:31 +0000 (14:41 +0800)]
Cosmetic code changes

14 years agoFixing up doxygen comments
John Hodge [Tue, 7 Sep 2010 01:34:25 +0000 (09:34 +0800)]
Fixing up doxygen comments

14 years agoMore thread issue fixing, still not working
John Hodge [Tue, 7 Sep 2010 01:14:35 +0000 (09:14 +0800)]
More thread issue fixing, still not working

14 years agoStill some issues, but it seems to not crash anymore
John Hodge [Sun, 5 Sep 2010 06:22:10 +0000 (14:22 +0800)]
Still some issues, but it seems to not crash anymore

14 years agoFiddling with threading code to attempt to fix this ____ bug
John Hodge [Sat, 4 Sep 2010 14:21:39 +0000 (22:21 +0800)]
Fiddling with threading code to attempt to fix this ____ bug
- Added nestable SHORTLOCK using CMPXCHG

14 years agoJust a bit of commenting and cleanup (plus correctness in Threads_Wait)
John Hodge [Sat, 4 Sep 2010 09:19:55 +0000 (17:19 +0800)]
Just a bit of commenting and cleanup (plus correctness in Threads_Wait)

14 years agoFiddling with threading bugs (both Qemu and Bochs hate atm)
John Hodge [Tue, 31 Aug 2010 02:59:41 +0000 (10:59 +0800)]
Fiddling with threading bugs (both Qemu and Bochs hate atm)
- How the **** did I stuff up those header guards?

14 years agoSpiderScript: Working on dumping the AST to disk
John Hodge [Sat, 28 Aug 2010 08:27:11 +0000 (16:27 +0800)]
SpiderScript: Working on dumping the AST to disk

14 years agoNTFS Driver work (index headers)
John Hodge [Fri, 27 Aug 2010 11:00:50 +0000 (19:00 +0800)]
NTFS Driver work (index headers)

14 years agoSpiderScript: Slight error fix
John Hodge [Fri, 27 Aug 2010 02:45:09 +0000 (10:45 +0800)]
SpiderScript: Slight error fix

14 years agoSpiderScript: Logical Functions, improved integer input
John Hodge [Thu, 26 Aug 2010 13:45:53 +0000 (21:45 +0800)]
SpiderScript: Logical Functions, improved integer input

14 years agoSpiderScript: Added line numbers to tAST_Node, cleaned up a bit
John Hodge [Thu, 26 Aug 2010 13:13:25 +0000 (21:13 +0800)]
SpiderScript: Added line numbers to tAST_Node, cleaned up a bit

14 years agoSpiderScript: String Casts, Escape Codes, Size for Opaque data types
John Hodge [Thu, 26 Aug 2010 09:21:10 +0000 (17:21 +0800)]
SpiderScript: String Casts, Escape Codes, Size for Opaque data types

14 years agoSpiderScript - Changed method of defining variant functions (now easier to do)
John Hodge [Thu, 26 Aug 2010 08:08:52 +0000 (16:08 +0800)]
SpiderScript - Changed method of defining variant functions (now easier to do)

14 years agoAdded if() statement (and internal support for for,while and do{}while())
John Hodge [Thu, 26 Aug 2010 03:56:21 +0000 (11:56 +0800)]
Added if() statement (and internal support for for,while and do{}while())
- Also improved return behavior

14 years agoPCI device dump (lspci clone, essentially)
John Hodge [Wed, 25 Aug 2010 12:47:21 +0000 (20:47 +0800)]
PCI device dump (lspci clone, essentially)

14 years agoCleaning up some misc files
John Hodge [Wed, 25 Aug 2010 12:42:31 +0000 (20:42 +0800)]
Cleaning up some misc files

14 years agoMore work on SpiderScript
John Hodge [Wed, 25 Aug 2010 05:11:02 +0000 (13:11 +0800)]
More work on SpiderScript
- Opaque Data Structures and Objects
- Started on control structures

Also fixing some more Yield() calls

14 years agoFixed TID0 not being on the All Threads list
John Hodge [Tue, 24 Aug 2010 02:36:49 +0000 (10:36 +0800)]
Fixed TID0 not being on the All Threads list
- Also stopped VM8086 from busy polling

14 years agoTrying to reduce the ability for a fork bomb to fault the kernel
John Hodge [Tue, 24 Aug 2010 02:24:47 +0000 (10:24 +0800)]
Trying to reduce the ability for a fork bomb to fault the kernel
- Darn, there's still a requirement for proc.asm to know the structure
  of tThread

14 years agoFixed Proc_ReturnToUser's dependence on the structure of tThread
John Hodge [Tue, 24 Aug 2010 01:18:25 +0000 (09:18 +0800)]
Fixed Proc_ReturnToUser's dependence on the structure of tThread

14 years agoUnborking some threading code
John Hodge [Mon, 23 Aug 2010 15:40:09 +0000 (23:40 +0800)]
Unborking some threading code
- As a side effect, There are FAR less calls to Threads_Yield around,
  most have been replaced with Threads_Sleep and a wake on message.
- Also fixed a minor logging bug in PCI

14 years agoAnd, adding a rather important header that I fogot in the heap rewrite
John Hodge [Sun, 22 Aug 2010 02:41:29 +0000 (10:41 +0800)]
And, adding a rather important header that I fogot in the heap rewrite

14 years agoJust cleaning up some things that may be needed in the tree
John Hodge [Sun, 22 Aug 2010 02:41:05 +0000 (10:41 +0800)]
Just cleaning up some things that may be needed in the tree

14 years agoFixing commenting (always nice)
John Hodge [Sun, 22 Aug 2010 02:37:46 +0000 (10:37 +0800)]
Fixing commenting (always nice)

14 years agoChanged spinlock mechananisim
John Hodge [Sun, 22 Aug 2010 02:25:26 +0000 (10:25 +0800)]
Changed spinlock mechananisim
- LOCK, TIGHTLOCK and VTIGHTLOCK have been removed
- Replaced by SHORTLOCK and Mutex_Acquire
 > SHORTLOCK disables interrupts and busy polls the lock waiting for other CPUs
 > Mutex_Acquire puts the thread to sleep if the lock is in use, and is given the
   lock when woken.

14 years agoFixed heap troubles (and bugs in VFS_GetTruePath)
John Hodge [Fri, 20 Aug 2010 10:53:48 +0000 (18:53 +0800)]
Fixed heap troubles (and bugs in VFS_GetTruePath)

14 years agoImproving the debug capabilities of the heap code, changed VFS to use const char...
John Hodge [Fri, 20 Aug 2010 01:49:49 +0000 (09:49 +0800)]
Improving the debug capabilities of the heap code, changed VFS to use const char* instead of char*
- Also, misc work on SpiderScript

14 years agoUpdated sample scripts (and included a static version)
John Hodge [Tue, 17 Aug 2010 01:41:33 +0000 (09:41 +0800)]
Updated sample scripts (and included a static version)

14 years agoSpiderScript! (with a sample script)
John Hodge [Tue, 17 Aug 2010 01:40:31 +0000 (09:40 +0800)]
SpiderScript! (with a sample script)

14 years agoSlight commenting changes
John Hodge [Tue, 17 Aug 2010 01:38:33 +0000 (09:38 +0800)]
Slight commenting changes

14 years agoAdded strncmp
John Hodge [Tue, 17 Aug 2010 01:38:13 +0000 (09:38 +0800)]
Added strncmp

14 years agoCommenting is nice
John Hodge [Tue, 17 Aug 2010 01:37:53 +0000 (09:37 +0800)]
Commenting is nice

14 years agoMore work on IPv4/IPv6 firewalling support
John Hodge [Tue, 17 Aug 2010 01:35:04 +0000 (09:35 +0800)]
More work on IPv4/IPv6 firewalling support

14 years agoAdded timeout support to the ATA driver (timeout is 2 seconds)
John Hodge [Tue, 17 Aug 2010 01:34:22 +0000 (09:34 +0800)]
Added timeout support to the ATA driver (timeout is 2 seconds)

14 years agoFixed behavior of VTerm when driver is set at runtime
John Hodge [Sat, 7 Aug 2010 00:45:12 +0000 (08:45 +0800)]
Fixed behavior of VTerm when driver is set at runtime
Writing a script parser for use with init (SpiderScript)
NOTE: Init does not compile atm, please go to an old commit or remove
 the references to spiderscript in it to compile

14 years agoFixed cursor behavior in VTerm
John Hodge [Mon, 2 Aug 2010 01:34:11 +0000 (09:34 +0800)]
Fixed cursor behavior in VTerm

14 years agoFixed mode switch behavior
John Hodge [Mon, 2 Aug 2010 01:22:13 +0000 (09:22 +0800)]
Fixed mode switch behavior

14 years agoUst cleaning up
John Hodge [Sun, 1 Aug 2010 14:11:05 +0000 (22:11 +0800)]
Ust cleaning up

14 years agoMore behavior fixes (changes to resolution only apply on a mode set)
John Hodge [Sun, 1 Aug 2010 13:08:07 +0000 (21:08 +0800)]
More behavior fixes (changes to resolution only apply on a mode set)

14 years agoChanging VTerm behavior (Get/Set Width/Height now returns the text/framebuffer
John Hodge [Sun, 1 Aug 2010 12:49:49 +0000 (20:49 +0800)]
Changing VTerm behavior (Get/Set Width/Height now returns the text/framebuffer
dimensions depending on the curren buffer mode)

14 years agoCleanup (NTFS fiddling and fixed debug hexdump)
John Hodge [Sun, 1 Aug 2010 11:46:43 +0000 (19:46 +0800)]
Cleanup (NTFS fiddling and fixed debug hexdump)

14 years agoWorking on NTFS driver
John Hodge [Sun, 1 Aug 2010 05:17:22 +0000 (13:17 +0800)]
Working on NTFS driver

14 years agoRemoved debug from ATA_ReadFS (that bug is fixed)
John Hodge [Sun, 1 Aug 2010 05:05:11 +0000 (13:05 +0800)]
Removed debug from ATA_ReadFS (that bug is fixed)

14 years agoNo more VFS debug please
John Hodge [Sun, 1 Aug 2010 05:04:13 +0000 (13:04 +0800)]
No more VFS debug please

14 years agoLinking and MM Fiddling (mm now handles large pages - well, partially)
John Hodge [Sun, 1 Aug 2010 03:15:10 +0000 (11:15 +0800)]
Linking and MM Fiddling (mm now handles large pages - well, partially)

14 years agoBugfixing the x86_64 port
John Hodge [Sun, 1 Aug 2010 01:39:09 +0000 (09:39 +0800)]
Bugfixing the x86_64 port

14 years agoDebugging GPF in VFS (non-canoical addr) - Added catch for root mount failure
John Hodge [Sat, 31 Jul 2010 15:48:08 +0000 (23:48 +0800)]
Debugging GPF in VFS (non-canoical addr) - Added catch for root mount failure

14 years agoSlight doxygen fix
John Hodge [Sat, 31 Jul 2010 15:17:00 +0000 (23:17 +0800)]
Slight doxygen fix

14 years agoWorking on MP build (now can run, just crashes due to CPUs treading on each other...
John Hodge [Sat, 31 Jul 2010 15:10:04 +0000 (23:10 +0800)]
Working on MP build (now can run, just crashes due to CPUs treading on each other's toes)

14 years agoRemoved old debug from init
John Hodge [Sat, 31 Jul 2010 15:09:35 +0000 (23:09 +0800)]
Removed old debug from init
- Just cleaning up my tree :)

14 years agoMP Scheduling work (slightly buggy, but no impact on SP builds)
John Hodge [Sat, 31 Jul 2010 15:08:45 +0000 (23:08 +0800)]
MP Scheduling work (slightly buggy, but no impact on SP builds)

14 years agoRemoved debug
John Hodge [Sat, 31 Jul 2010 15:08:10 +0000 (23:08 +0800)]
Removed debug

14 years agoMakign debug functions thread safe
John Hodge [Sat, 31 Jul 2010 15:07:56 +0000 (23:07 +0800)]
Makign debug functions thread safe

14 years agoFixes to x86_64 - Fixed MM_phys corrupting memory (forgot to initialise bitmap pointers)
John Hodge [Sat, 31 Jul 2010 15:06:33 +0000 (23:06 +0800)]
Fixes to x86_64 - Fixed MM_phys corrupting memory (forgot to initialise bitmap pointers)
- Some other changes to allow compilation against new threading code (not yet in tree)

14 years agoNo more ATA debug (fixed the Qemu bug)
John Hodge [Sat, 31 Jul 2010 14:43:02 +0000 (22:43 +0800)]
No more ATA debug (fixed the Qemu bug)

14 years agoUpdating IPStack to have firewall hooks (well, the start of them)
John Hodge [Sat, 31 Jul 2010 11:52:46 +0000 (19:52 +0800)]
Updating IPStack to have firewall hooks (well, the start of them)

14 years agoBroke out the ATA IO functions (Read/WriteDMA into their own file to improve code...
John Hodge [Sat, 31 Jul 2010 11:49:24 +0000 (19:49 +0800)]
Broke out the ATA IO functions (Read/WriteDMA into their own file to improve code neatness)

14 years agoHelps if I test in BOTH builds
John Hodge [Wed, 28 Jul 2010 14:51:38 +0000 (22:51 +0800)]
Helps if I test in BOTH builds

14 years agoBugfixed MP scheduling code in MP build
John Hodge [Wed, 28 Jul 2010 14:47:23 +0000 (22:47 +0800)]
Bugfixed MP scheduling code in MP build

14 years agoFixing MultiCPU thread distribution (only tested in single-cpu)
John Hodge [Wed, 28 Jul 2010 12:48:19 +0000 (20:48 +0800)]
Fixing MultiCPU thread distribution (only tested in single-cpu)

14 years agoWorking on the x86 bit port (caused some changes to try and get it
John Hodge [Tue, 27 Jul 2010 07:41:17 +0000 (15:41 +0800)]
Working on the x86 bit port (caused some changes to try and get it
to compile on more strict warnings)
- Also working on that *#@% Qemu ATA bug

14 years agoAdded -mno-red-zone
John Hodge [Sun, 25 Jul 2010 13:29:09 +0000 (21:29 +0800)]
Added -mno-red-zone

14 years agoFixing bugs and removing debug statements
John Hodge [Sat, 24 Jul 2010 03:59:59 +0000 (11:59 +0800)]
Fixing bugs and removing debug statements
- Killing debug in timer code
- Changed the syscall method back to using int 0xAC (for now)
- Working on RTL8139 driver
- More UDI fiddling (I'm going to move to the UDIref implementation
  soon, just triying to make it compile properly)

14 years agoMisc changes, working on the VTerm's VT100 support and CLIShell's input
John Hodge [Thu, 22 Jul 2010 13:12:12 +0000 (21:12 +0800)]
Misc changes, working on the VTerm's VT100 support and CLIShell's input

14 years agoChanging syscall interface to jump to KUSER_CODE, allowing use
John Hodge [Thu, 22 Jul 2010 13:11:15 +0000 (21:11 +0800)]
Changing syscall interface to jump to KUSER_CODE, allowing use
of SYSENTER/SYSCALL instead of int 0x80 to be selected at runtime
- Also moved timer start earlier in startup

14 years agoFixed timer code bug (not ACKing after enabling)
John Hodge [Thu, 22 Jul 2010 13:09:17 +0000 (21:09 +0800)]
Fixed timer code bug (not ACKing after enabling)
- Also fixed bug in timekeeping constants

14 years agoUpdating gitignore to ignore the linker maps generated by the usermode library makefile
John Hodge [Tue, 20 Jul 2010 15:20:04 +0000 (23:20 +0800)]
Updating gitignore to ignore the linker maps generated by the usermode library makefile

14 years agoCleaning up files
John Hodge [Tue, 20 Jul 2010 15:19:33 +0000 (23:19 +0800)]
Cleaning up files

14 years agoMajor revamp to FAT code, fixing LFN issues and other bugs
John Hodge [Tue, 20 Jul 2010 15:09:48 +0000 (23:09 +0800)]
Major revamp to FAT code, fixing LFN issues and other bugs
Notable changes:
- LFN now caches per entry (resolving multiple read issue)
- Fixed a bug in FAT12 non-cached FAT reads
- Cleaned up the code and reduced the number of memcpys in FAT_Read

14 years agoBit of debug cleanup, fixing bugs found on GrUB2
John Hodge [Tue, 20 Jul 2010 13:51:45 +0000 (21:51 +0800)]
Bit of debug cleanup, fixing bugs found on GrUB2
- NOTE: Grub 2 does not pass the kernel binary path in the command line
  Hence, the argc code breaks in system.c
- Starting on a RTL8139 driver
- Fixed logging/debug calls to use \r\n, fixing serial debugging

14 years agoMore MP fiddling
John Hodge [Sun, 18 Jul 2010 11:29:57 +0000 (19:29 +0800)]
More MP fiddling

14 years agoMore MP work (now APs start and use the LAPIC timer)
John Hodge [Sun, 18 Jul 2010 04:19:23 +0000 (12:19 +0800)]
More MP work (now APs start and use the LAPIC timer)

14 years agoAdding support for the Local APIC Timer (requires some hacks)
John Hodge [Sat, 17 Jul 2010 13:24:04 +0000 (21:24 +0800)]
Adding support for the Local APIC Timer (requires some hacks)

14 years agoAPs start nicely now.
John Hodge [Sat, 17 Jul 2010 10:23:04 +0000 (18:23 +0800)]
APs start nicely now.
TODO: Get APIC timers working

14 years agoWorking on multiprocessing support
John Hodge [Fri, 16 Jul 2010 09:41:21 +0000 (17:41 +0800)]
Working on multiprocessing support
- Also some cleanup in other parts

14 years agoFiddling with usermode PCI dump
John Hodge [Thu, 15 Jul 2010 16:42:43 +0000 (00:42 +0800)]
Fiddling with usermode PCI dump

14 years agoDoes help if the biggest offender is actually a #if DEBUG'ed
John Hodge [Thu, 15 Jul 2010 15:48:16 +0000 (23:48 +0800)]
Does help if the biggest offender is actually a #if DEBUG'ed

14 years agoATA Debug was getting annoying
John Hodge [Thu, 15 Jul 2010 15:46:45 +0000 (23:46 +0800)]
ATA Debug was getting annoying

14 years agoCleaning up some old code
John Hodge [Thu, 15 Jul 2010 15:29:50 +0000 (23:29 +0800)]
Cleaning up some old code

14 years agoDisabled ELF debugging
John Hodge [Thu, 15 Jul 2010 15:04:49 +0000 (23:04 +0800)]
Disabled ELF debugging

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