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Rev Age Author Path Log message Diff
581 6772 d 8 h palkovsky /kernel/trunk/ Small debug changes.  
578 6772 d 18 h palkovsky /kernel/trunk/ Added exception printing.
It does not work correctly on SMP architectures :-/
Preemption error....
 
577 6772 d 19 h palkovsky /kernel/trunk/ Some small fixes, basic changes to ia64 & ppc32 without testing.  
575 6772 d 20 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.
 
574 6773 d 2 h palkovsky /kernel/trunk/ Merged msim & gxemul native keyboards.  
573 6773 d 2 h palkovsky /kernel/trunk/ Added MIPS ARC memory initializaiton.  
569 6773 d 22 h jermar /kernel/trunk/ sparc64 work.
Implement functions for reading IMMU and DMMU TLBs.
 
568 6774 d 4 h palkovsky /kernel/trunk/ Configuration tweaks, now supports both CNF and DNF in config.file.  
567 6774 d 20 h palkovsky /kernel/trunk/ Added simple support for arc keyboards on mips.  
550 6775 d 23 h palkovsky /kernel/trunk/ Completely reworked configuration system.  
548 6776 d 1 h jermar /kernel/trunk/ Cleanup and fixes.  
546 6776 d 2 h palkovsky /kernel/trunk/arch/mips32/ Fixed mips gxemul architecture.  
536 6777 d 23 h bondari /kernel/trunk/ Minor bugfix caused by invalid frame_region_not_free() usage  
534 6778 d 1 h jermar / Rename HelenOS/SPARTAN to HelenOS/kernel again.  
533 6778 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 6778 d 1 h jermar / Revert renaming of HelenOS/SPARTAN to HelenOS/kernel because of important pending patch.  
511 6789 d 20 h jermar /kernel/trunk/ Enable dummy kconsole for ia32 and amd64 (UP mode works).  
510 6789 d 20 h jermar /kernel/trunk/ Add chardev_t.
This type is meant to abstract any input character device such as keyboard, serial port etc.
Add stdin.
Add dummy kconsole.
 
509 6789 d 23 h jermar /kernel/trunk/ Basic keyboard support for mips32 (msim).  
506 6790 d 1 h decky /kernel/trunk/ preparation for init task loading  
503 6790 d 4 h jermar /kernel/trunk/ Rename arch_late_init() to arch_pre_smp_init().
Add arch_post_smp_init().
Enable IRQ_KBD on ia-32 (doesn't work on Bochs SMP, works on Bochs UP).
 
501 6790 d 5 h jermar / Rename HelenOS/SPARTAN to HelenOS/kernel.  
492 6790 d 22 h jermar /SPARTAN/trunk/ Rename map_page_to_frame() to page_mapping_insert() and find_mapping() to page_mapping_find().
New names should make it more apparent that these two belong together.
 
486 6797 d 22 h jermar /SPARTAN/trunk/ Revert to -O3 for all architectures as the mips32 bug got fixed.  
484 6797 d 22 h palkovsky /SPARTAN/trunk/arch/mips32/src/ Fixed typo in context save.  
483 6798 d 1 h jermar /SPARTAN/trunk/ For now, each architecture must use its own -O switch (-O2 doesn't work for ia64, -O3 doesn't work for mips32).

New mips32 atomic_add() function.

Cleanup.
 
477 6801 d 6 h vana /SPARTAN/trunk/ Atomic inc & dec functions synchronized on all ia32,ia64 and mips platforms. Now there are 3 versions which returns no value, new value and old value och changed variable.  
475 6802 d 6 h jermar /SPARTAN/trunk/ Define atomic_t type.  
472 6803 d 6 h jermar /SPARTAN/trunk/ Changes in build system.
For .S targets, always do -D__ASM__.
Remove unnecessary #define __ASM__ from various *.S files.
At the end of build, generate disassembler dump for kernel.raw.

ia64 work.
Better General Exception handler.
 
461 6804 d 7 h decky /SPARTAN/trunk/ link kernel in ARCH's native format first, then use objcopy to create output format  
458 6804 d 8 h decky /SPARTAN/trunk/ make configuration variables usage consistent  
457 6804 d 8 h decky /SPARTAN/trunk/ new build system almost finished  
455 6804 d 20 h decky /SPARTAN/trunk/ new build system upgrade
finished work for IA-32, IA-64, PPC-32, SPARC-64
 
431 6809 d 8 h jermar /SPARTAN/trunk/arch/ IA-64 work.
Exclude external interrupt from universal_handler() scope.
 
430 6810 d 22 h jermar /SPARTAN/trunk/ Move src/ and include/ to generic.  
429 6811 d 3 h jermar /SPARTAN/trunk/arch/mips32/ For now, compile with -mhard-float.
Libraries required by -msoft-float are not part of gcc.
Moreover, ld doesn't warn about undefined symbols.
 
426 6813 d 6 h jermar /SPARTAN/trunk/ sparc64 work.
Add context_save(), context_set() and context_restore().
Remove putchar() definition from ofw.c.
Add sparc64 putchar().
Add ppc32 putchar() (i.e. the original ofw.c putchar()).
Make arg.h use the builtin va_* constructs.
 
425 6814 d 4 h cejka /SPARTAN/trunk/arch/mips32/include/ Fixed problem with va_arg macro for mips32. This solves problem with printing 64bit values on it.  
418 6821 d 0 h jermar /SPARTAN/trunk/ sparc64 infrastructure.  
414 6825 d 11 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.