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Rev Age Author Path Log message Diff
1101 6659 d 3 h jermar /kernel/trunk/ B+-tree implementation.
Currently supports only inserting and searching.
 
1100 6659 d 3 h palkovsky /kernel/trunk/ Cleanup of spinlocks, now compiles both ia32 and amd64 with
and without DEBUG_SPINLOCKS. Made spinlocks inline.
Moved syscall_handler to generic (it was identical for ia32,amd64 & mips32).
Made slightly faster syscall for ia32.
Made better interrupt routines for ia32.
Allow not saving non-scratch registers during interrupt on ia32,amd64,mips32.
Aligned interrupt handlers on ia32,amd64, this should prevent problems
with different instruction lengths.
 
1090 6660 d 4 h palkovsky /kernel/trunk/generic/ Reduced unnecessary IPC system calls.
Allow everything to be sync & async, everything is handled using messages.
 
1088 6660 d 11 h palkovsky /kernel/trunk/generic/ More IPC stuff, added correct closing of connections from both sides.  
1086 6661 d 1 h palkovsky /kernel/trunk/generic/ Untested better IPC functions.
* There is some bug in MIPS, unpredicatbly sometimes the thread gets mapped
different frame for stack.
 
1084 6661 d 23 h palkovsky /kernel/trunk/ Better IPC implementation with regard to locking and final cleanup.  
1078 6662 d 6 h jermar /kernel/trunk/ Improved uspace threads.
ia64 needs fixing.
 
1072 6662 d 12 h palkovsky /kernel/trunk/ Added debugger to AMD64.
Added automatic debugging of AS if it is not rewritten with zero.
Did small changes to IPC infrastructure.
 
1070 6662 d 14 h jermar /kernel/trunk/ More checks for address space area conflicts.  
1066 6662 d 22 h jermar /kernel/trunk/ Support for user space threads.  
1063 6663 d 0 h palkovsky /kernel/trunk/ Add support for more then 2GB of address space for AMD64.  
1062 6663 d 1 h jermar /kernel/trunk/ It is now possible to associate symbolic names with both threads and tasks.
More verbose kconsole threads, tasks and scheduler commands.
 
1060 6663 d 3 h palkovsky /kernel/trunk/ Added task_print.
Fixed ipc to support connect_me_to.
 
1050 6663 d 8 h palkovsky /kernel/trunk/ Added null console for buffering output when no real output available.
Added identity mapper for AMD64 that allows whole physical memory to be
accessed before paging is initialized.
 
1048 6663 d 9 h jermar /kernel/trunk/generic/ Restore interrupts when failing in as_remap().
Add check_area_conflicts() that checks whether address area overlaps with other areas.
Refuse to create writeable executable address space areas.
Rename as_area_t::size to as_area_t::pages.
 
1044 6663 d 11 h jermar /kernel/trunk/ Page table locking.  
1040 6663 d 11 h palkovsky /kernel/trunk/generic/ Changed ipc to use spinlocks instead of mutexes again.
Fixed loading inits to set nameservice as the first loaded process.
Lot of TODO in ipc done.
 
1037 6663 d 12 h decky /kernel/trunk/ support for more init tasks
(might break some archs yet)
 
1032 6663 d 23 h jermar /kernel/trunk/generic/ mmap() syscall.  
1027 6663 d 23 h palkovsky /kernel/trunk/ Implemented callback IPC call (connect_to_me).  
1026 6664 d 0 h jermar /kernel/trunk/generic/ Support only anonymous address space areas.  
1005 6664 d 12 h palkovsky /kernel/trunk/generic/ Added support for taskid.  
1002 6664 d 23 h jermar /kernel/trunk/generic/ More lightweighed TLB shootdown implementation.  
998 6665 d 0 h palkovsky /kernel/trunk/generic/ Completed asynchronous ipc.  
980 6665 d 9 h palkovsky /kernel/trunk/ Small speed update of ipc.
Fixed some bugs regarding pages in mremap.
 
977 6665 d 9 h jermar /kernel/trunk/ Add sys_mremap() syscall.  
973 6665 d 11 h palkovsky /kernel/trunk/generic/ Added simpler userspace starting.  
965 6665 d 14 h palkovsky /kernel/trunk/ Added skeleton name service.
Cleanup for IPC to use mutexes instead of spinlocks.
 
959 6666 d 3 h palkovsky /kernel/trunk/ New synchronous ipc.
Widened syscall to support up to 5 parameters.
 
958 6666 d 4 h jermar /kernel/trunk/ Nicer ia32 interrupt handlers and structures holding interrupted context data.
Unify the name holding interrupted context data on all architectures to be istate.
 
955 6666 d 4 h palkovsky /kernel/trunk/ Added kernel IPC functionality.  
952 6666 d 8 h jermar /kernel/trunk/ Support for loading segments containing .bss section.  
946 6667 d 1 h jermar /kernel/trunk/generic/ Fix frame deallocation.
Zone state is to be upadated only when the frame refcount reaches zero.
 
940 6667 d 5 h jermar /kernel/trunk/ Get rid of unneeded macros.
Their functionality has been replaced by the ELF loader.
 
938 6667 d 5 h jermar /kernel/trunk/ Basic support for loading ELF object files.
ia64, amd64, ia32 working.
mips32 requires some attention.
 
935 6667 d 6 h vana /kernel/trunk/ Two frame stack (standard stack + RSE) on Itanium  
910 6674 d 10 h bondari /kernel/trunk/ ELF framework for all archs. SPARC V9 not tested to compile.  
909 6674 d 13 h bondari /kernel/trunk/generic/include/ elf32 complete headers  
906 6676 d 23 h palkovsky /kernel/trunk/ Added lazy fpu context allocation.
- threads that don't use fpu, don't get allocated fpu context
- fpu context alignment on AMD64 nicely disappeared
 
897 6680 d 0 h jermar /kernel/trunk/ sparc64 work.
Fix KBD_VIRT_ADDRESS.
Call before_thread_runs() prior to the switch to the thread's stack. Add comment why this is crucial.
Add after_thread_ran() to the scheduler.
Add before_thread_runs_arch() and after_thread_ran_arch() for sparc64, mapping/demapping thread's kernel stack.
Add dummy after_thread_ran_arch() to all other architectures.
Add dtlb_insert_mapping() to promote code reuse.