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Rev Age Author Path Log message Diff
684 6739 d 6 h jermar /kernel/trunk/ Memory management work.
Move generic 4-level page table interface to genarch
and enable architectures to use different virtual memory
mechanisms (e.g. page hash tables).
Start page hash table support.
Switch ia64 and sparc64 to page hash tables.
Other architectures keep on using 4-level page table interface.
 
682 6739 d 7 h decky /kernel/trunk/arch/ia32/src/mm/ fix ia32 build  
680 6742 d 22 h decky /kernel/trunk/arch/ remove deprecated pre-grub stuff on ia32
prepare for the same on amd64
 
674 6743 d 9 h cejka /kernel/trunk/ Support for printing float numbers in kernel removed.  
672 6744 d 23 h jermar /kernel/trunk/arch/ia32/ ia32 work.
Initialize LDR and DFR registers in Local APIC so that logical destination addresses work.
 
671 6745 d 0 h vana /kernel/trunk/ i8042 bug fix...  
670 6745 d 3 h vana /kernel/trunk/arch/ia32/src/drivers/ i8042 command word init... It should work on ia32 but I have done it for Indy and I'm not sure it will work because on Silicon should not be the same software in universal microprocesor i8042. So if It will not work I'll remove it and will write i8042 AT function emulation.  
651 6758 d 21 h decky /kernel/trunk/ remove arch/$ARCH/boot where not needed, change global Makefile accordingly
remove early_mapping() (breaks ppc32 for now)
change early heap initialization (required for init to work)
 
644 6760 d 8 h jermar /kernel/trunk/arch/ Remove unnecessary files or files that are now part of the boot/ module.  
633 6762 d 23 h palkovsky /kernel/trunk/arch/ Fixes of compilation of atomic.  
631 6763 d 0 h palkovsky /kernel/trunk/ Fixed cpu halting in debug panic mode.  
629 6763 d 2 h decky /kernel/trunk/ init task loading (yet buggy)  
628 6763 d 3 h decky /kernel/trunk/ ia32: floppy boot image uses GRUB  
627 6763 d 4 h jermar /kernel/trunk/ Fix ia64 and sparc64 to compile with new atomic_t.
Fix rwlock test #5 and semaphore test #1 to compile with new atomic_t.

sparc64 work.
TBA must be set before a function call when MMU is switched off.
 
625 6763 d 5 h palkovsky /kernel/trunk/ We are now almost -Wall clean.
- redefined atomic_t
- deleted many, many unused variables
- some minor code cleanups found using compiler warning.
 
623 6763 d 11 h jermar /kernel/trunk/ Add SPINLOCK_DECLARE and SPINLOCK_INITIALIZE macros.
SPINLOCK_DECLARE is to be used instead of direct spinlock_t declarations
in dynamically allocated structures on which spinlock_initialize() is called after
their creation.
SPINLOCK_INITIALIZE is to be used instead of direct spinlock_t declarations
of global spinlocks. It declares and initializes the spinlock.
Moreover, both macros are empty on UP so that -Wall warnings about unused structures
get supressed.
 
622 6764 d 1 h palkovsky /kernel/trunk/ Better gcc CALLER implementation  
615 6765 d 10 h palkovsky /kernel/trunk/ Cleanups to make it compile with -Wall. Did not catch everything yet.  
606 6766 d 5 h palkovsky /kernel/trunk/ Small kconsole readline changes.
Some mips tweaks to allow for real keyboard support in indy.
 
602 6766 d 23 h palkovsky /kernel/trunk/ Symtab returns correct addresses even when symtab is befor bss.
Some tab completion optimization.
 
601 6767 d 1 h palkovsky /kernel/trunk/ Added some readline functionality to kconsole.
Arrows editing, history, tab completion.
 
597 6767 d 8 h jermar /kernel/trunk/ Finer grained TLB invalidate functions for ia32 and amd64. Not yet deployed.  
588 6768 d 4 h palkovsky /kernel/trunk/ Added support for backspace
- printing '\b' should move the cursor one char to the left
- backspace key should return '\b' to application
 
581 6768 d 9 h palkovsky /kernel/trunk/ Small debug changes.  
576 6768 d 20 h palkovsky /kernel/trunk/ Changed ia32 & amd64 to use exc_register instead of trap_register.

Fixed dependency list building. I hope you all have 'makedepend' installed,
if you don't it's time to install it, as CC -M builds the dependency
list without directory names..and it just does not work.
 
575 6768 d 21 h palkovsky /kernel/trunk/ Added generic exc_register/exc_dispatch functions,
copied from ia32 architecture. Currently only mips32 uses them.

The chardev_t can now be both input & output device (was
needed for serial driver).

Broken other architectures - ia64, sparc, powerpc will not compile.

Mips32 supports input on all msim, gxemul, indy(tested emulation
in gxemul, loses characters), simics. Simics serial line
is done using polling, I was unable to make it produce
an interrupt when the key was pressed.
 
569 6769 d 22 h jermar /kernel/trunk/ sparc64 work.
Implement functions for reading IMMU and DMMU TLBs.
 
568 6770 d 5 h palkovsky /kernel/trunk/ Configuration tweaks, now supports both CNF and DNF in config.file.  
566 6770 d 21 h palkovsky /kernel/trunk/ Fixed bug in Intel32/AMD64 boot, that could cause page fault on boot.
Fixes of configuration program.
 
564 6770 d 22 h jermar /kernel/trunk/ Send in some improvements.  
557 6771 d 8 h jermar /kernel/trunk/ Add comments describing locking rules for some locks.
Cleanup.
 
552 6771 d 23 h palkovsky /kernel/trunk/ Named spinlocks  
550 6772 d 0 h palkovsky /kernel/trunk/ Completely reworked configuration system.  
548 6772 d 1 h jermar /kernel/trunk/ Cleanup and fixes.  
540 6772 d 22 h jermar /kernel/trunk/arch/ Map all available frames of memory on ia32 and amd64 (ticket #10).  
537 6773 d 4 h jermar /kernel/trunk/ Buddy system cleanup and fixes.
- missing use of KA2PA in frame_init
- truncating black list addresses to frame boundaries
- removal of left-over obsolete structures
- fixing some comments
 
534 6774 d 1 h jermar / Rename HelenOS/SPARTAN to HelenOS/kernel again.  
533 6774 d 1 h bondari /SPARTAN/trunk/ Buddy allocator for physical memory complete implementation.
Tested on IA32, AMD64, MIPS32. RWLock Test #5 is not passed.
NOTE: Other architectures could be broken (but should not be)
 
532 6774 d 2 h jermar / Revert renaming of HelenOS/SPARTAN to HelenOS/kernel because of important pending patch.  
523 6780 d 5 h jermar /kernel/trunk/ Clean up.