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Rev Age Author Path Log message Diff
414 6813 d 9 h jermar /SPARTAN/trunk/ Create generic context_save() and context_restore().
These two functions are defined inline and only call context_save_arch() and context_restore_arch(), respectively.
The main purpose of this is to enable centralized commenting of these important and tricky functions.
 
413 6813 d 19 h jermar /SPARTAN/trunk/ Rename cpu_priority_{high|low|restore|read} functions to interrupts_{disable|enable|restore|read}.
Rename pri_t to ipl_t (Interrupt Priority Level).
Rename thread_t::pri to thread_t::priority.
 
411 6814 d 23 h jermar /SPARTAN/trunk/ Doxygen comments.  
405 6819 d 21 h jermar /SPARTAN/trunk/src/ Doxygen comments fixes.  
404 6819 d 22 h jermar /SPARTAN/trunk/src/ Fix doxygen comments.  
402 6821 d 7 h jermar /SPARTAN/trunk/ Add ALIGN() macro.

Fix usage of early_mapping() in main.c.
The previous version would not map part of the heap.
Please, review.
 
391 6826 d 20 h jermar /SPARTAN/trunk/ mips32 memory management work.
TLB Refill Exception implemented (passed basic testing).
Remove bit g from struct entry_hi.
Add generic find_mapping().
Add asid to vm_t type, define asid_t to hide architecture specific differences.
Implement ASID allocation for mips32, dummy for other architectures.
Add THE->vm (a.k.a. VM).
Add vm_install_arch().
Move pte_t definition to arch/types.h on each architecture.
Fix PTL manipulating functions on mips32 to shift pfn by 12 instead of by 14.
Fix tlb_init_arch() to initialize all entries.

Other.
Remove unnecessary header files from arch.h
Add missing headers here and there.
Remove two unnecessary ld flags from mips32 makefile.
 
389 6827 d 7 h jermar /SPARTAN/trunk/ MIPS work.
Fix some name inconsistencies between cp0 functions' declarations and definitions.
Add and implement tlb_init_arch().
Add tlb_modified() exception handler.

Other architectures: add dummy tlb_init_arch().
 
387 6829 d 0 h jermar /SPARTAN/trunk/src/synch/ Doxygen-style comments for condvar.c.  
386 6829 d 1 h jermar /SPARTAN/trunk/src/synch/ Doxygen-style comments for mutex.c.  
385 6829 d 1 h jermar /SPARTAN/trunk/src/synch/ Doxygen-style comments for rwlock.c.  
384 6829 d 2 h jermar /SPARTAN/trunk/src/synch/ Doxygen-style comments for semaphore.c.  
383 6829 d 4 h jermar /SPARTAN/trunk/src/synch/ Doxygen-style comments for spinlock.c.  
382 6829 d 20 h jermar /SPARTAN/trunk/src/synch/ Doxygen-style comments for waitq.c.  
381 6831 d 20 h jermar /SPARTAN/trunk/ Make cross-compiler the default compiler on IA-32.
For native compilations, use ./build.ia32 native.

Small changes elsewhere.
 
379 6833 d 5 h jermar /SPARTAN/trunk/src/mm/ Optimize buddy_system_free().
Remove special-case code from the main codepath.
 
378 6833 d 5 h jermar /SPARTAN/trunk/ Redeclare eraly_malloc() with __attribute__ ((malloc)) to improve optimizations.

Reorganize #include's in scheduler.c.

Buddy system improvements.
Make buddy_system_free() explicitly invalidate order of blocks before they are coalesced.
Add some assertions.
 
377 6835 d 22 h jermar /SPARTAN/trunk/ Generic buddy allocator.
Please review the code before it is deployed.
 
376 6836 d 2 h jermar /SPARTAN/trunk/ Move kernel build files one level up the directory tree.
Fix paths in your testing environment!
 
375 6836 d 2 h jermar /SPARTAN/trunk/src/mm/ Replace free() call with early_free() call in zone_create().  
374 6837 d 19 h jermar /SPARTAN/trunk/ Revert previous change in frame_t as it broke IA-64.
(Most likely some alignment problem.)

Rename heap_init(), malloc() and free(), respectively, to early_heap_init(), early_malloc() and early_free(), respectively.
Define new macros malloc() and free(). They are to be replaced by real functions some day.
 
373 6837 d 22 h jermar /SPARTAN/trunk/ Physical memory management work.
Add "__attribute__ ((packed))" to frame_t so that it takes up less space.
Note that this is essential as there is lot of these structures.
Remove busy list from zone_t as it is redundant.
 
369 6839 d 23 h jermar /SPARTAN/trunk/src/main/ The more physical frames, the more memory allocated for heap.  
368 6840 d 5 h jermar /SPARTAN/trunk/ Physical memory management work.
New frame allocator.
Some architectures need to have bigger heap.
 
367 6840 d 20 h jermar /SPARTAN/trunk/ Physical memory management work.
Implement zone_*() and some frame_*() functions.
 
364 6841 d 8 h palkovsky /SPARTAN/trunk/ Added support for msim with 4kc instructions.
Fixed support for upstream msim.

Small boot fix on Indy.
 
360 6842 d 4 h jermar /SPARTAN/trunk/ Compilation fixes.
memcpy() must be declared in memstr.h
 
351 6845 d 8 h jermar /SPARTAN/trunk/src/lib/ Ok. The idea of _qsort() was not broken at all.
Revert the changes and make _qsort() call _qsort() rather than qsort() so that the idea has effect.
Add _bubblesort() to optimize number of allocations when bubblesort algorithm is invoked from _qsort().
Add doxygen-style comments.
 
350 6845 d 21 h jermar /SPARTAN/trunk/src/ Remove _qsort() as its concept is fundamentally broken.

Move lib/the.c to proc/the.c.
 
349 6845 d 21 h jermar /SPARTAN/trunk/ Optimize sorting functions so that malloc() and free() is called only for e_size > EBUFSIZE.
Smaller buffers are allocated directly on the stack.

Some copyright holder fixes on some files written by Ondrej Palkovsky.
 
341 6849 d 5 h jermar /SPARTAN/trunk/ Rename mips port to mips32.  
338 6850 d 3 h jermar /SPARTAN/trunk/ Avoid code duplication by creating generic byteorder.h.
Some naming changes in swap functions.
 
336 6850 d 5 h bondari /SPARTAN/trunk/src/lib/ minor  
335 6850 d 5 h bondari /SPARTAN/trunk/src/lib/ More effective memory allocations with help of qsort wrapper method  
333 6850 d 5 h bondari /SPARTAN/trunk/src/lib/ Copyright notice and proper tabs  
332 6850 d 6 h palkovsky /SPARTAN/trunk/ Updated symtab so that it works correctly with BE architectures.
Changed compiler for BE MIPS to be mips-sgi-irix5, because
mipsel -EB does not behave correctly.
Doc updates to amd64.
Added ARC BIOS support to MIPS architecture. Putchar works correctly,
kernel passed FPU & some rwlock tests.
 
331 6850 d 6 h bondari /SPARTAN/trunk/ Generic quicksort and bubble sort implementation.
ACPI MADT parser now uses qsort() for index sorting
 
328 6851 d 7 h jermar /SPARTAN/trunk/ IA-32 can be now cross-compiled by ./build.ia32 cross.
Unify IA-32 Makefile.inc and Makefile.inc.cross.

Update doc/requirements.

Small changes elsewere.
 
327 6851 d 17 h palkovsky /SPARTAN/trunk/ Doc updates, small fixes.  
326 6851 d 18 h palkovsky /SPARTAN/trunk/ Cleanup of makefiles to have common options in one main makefile.

Add simple build process for different simulators for MIPS.
Added FPU context & lazy FPU context switching to MIPS.
Cleanup of MIPS linker script.
Moved MIPS kernel above 1MB. Not tested on real machine yet, but it might help.

There is something broken with gcc inlined memcpy (either simulator or gcc), it is disabled on BigEndian mips now.