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Rev Age Author Path Log message Diff
1730 6536 d 20 h decky /kernel/trunk/arch/ppc32/ ppc32: BAT-less memory mapping (broken yet)
VSID support (broken yet)
boot API change
cleanup
 
1480 6553 d 10 h palkovsky /kernel/trunk/arch/ppc32/ Added ability to process external interrupts to ppc.  
1371 6566 d 23 h decky /kernel/trunk/ unify the framebuffer API
use physical address as the base address for the framebuffer
 
1277 6583 d 5 h decky /kernel/trunk/arch/ppc32/ ppc32 work:
(hopefully) final exception entry and exit rewrite
don't use FPU instructions in the kernel
syscall support
 
1220 6592 d 22 h decky /kernel/trunk/arch/ppc32/ ppc32: initial userspace support  
1215 6593 d 0 h decky /kernel/trunk/arch/ ppc32: stub for Page Hash Table support  
1196 6599 d 7 h cejka /kernel/trunk/ Printf ported back from uspace to kernel.
Printf calls changed to match new conventions.
 
1191 6601 d 11 h jermar /kernel/trunk/ Kernel support for SYS_ENABLE_IOSPACE.
amd64 and ia32 provide dummy implementation thereof.
 
1162 6606 d 5 h decky /kernel/trunk/arch/ make the ppc ports generate proper 32b or 64b code  
1160 6606 d 5 h decky /kernel/trunk/ start ppc64 port
the code is currently a wild mixture of 32/64b code, will be fixed
 
1106 6623 d 22 h jermar /kernel/trunk/arch/ Pass either -DCONFIG_PAGE_PT or -DCONFIG_PAGE_HT to the compiler.  
1004 6631 d 20 h decky /kernel/trunk/ ppc32: basic exception and interrupt handling  
987 6632 d 4 h decky /kernel/trunk/arch/ppc32/ ppc32: initial exception support  
982 6632 d 5 h decky /kernel/trunk/arch/ppc32/ ppc32: initial I/O support  
970 6632 d 9 h decky /kernel/trunk/arch/ppc32/ ppc32: get memory map from loader  
938 6634 d 2 h jermar /kernel/trunk/ Basic support for loading ELF object files.
ia64, amd64, ia32 working.
mips32 requires some attention.
 
884 6648 d 8 h decky /kernel/trunk/arch/ppc32/ move ppc boot loader to /boot tree  
860 6653 d 21 h decky /kernel/trunk/ indentation changes
ppc32 fpu context save/restore
ppc32 CPU version
ppc32 memcpy
 
844 6658 d 0 h palkovsky /kernel/trunk/arch/ppc32/ Added missing CONFIG_FB for ppc.  
756 6673 d 21 h jermar /kernel/trunk/ Memory management work.
Remove the last (i.e. 'root') argument from page_mapping_insert() and page_mapping_find().
Page table address is now extracted from the first (i.e. 'as') argument.
Add a lot of infrastructure to make the above possible.
sparc64 is now broken, most likely because of insufficient identity mapping of physical memory.
 
684 6697 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.
 
674 6701 d 9 h cejka /kernel/trunk/ Support for printing float numbers in kernel removed.  
534 6732 d 1 h jermar / Rename HelenOS/SPARTAN to HelenOS/kernel again.  
532 6732 d 1 h jermar / Revert renaming of HelenOS/SPARTAN to HelenOS/kernel because of important pending patch.  
501 6744 d 5 h jermar / Rename HelenOS/SPARTAN to HelenOS/kernel.  
486 6751 d 22 h jermar /SPARTAN/trunk/ Revert to -O3 for all architectures as the mips32 bug got fixed.  
483 6752 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.
 
457 6758 d 9 h decky /SPARTAN/trunk/ new build system almost finished  
455 6758 d 21 h decky /SPARTAN/trunk/ new build system upgrade
finished work for IA-32, IA-64, PPC-32, SPARC-64
 
430 6764 d 22 h jermar /SPARTAN/trunk/ Move src/ and include/ to generic.  
426 6767 d 7 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.
 
421 6771 d 20 h jermar /SPARTAN/trunk/ Create genarch directory.
Move ppc32 ofw.[ch] to genarch.
Fix prototype for ofw_call() to return __address instead of int (please review).
Fix copyright notice in sparc64/boot/boot.S.
 
376 6802 d 4 h jermar /SPARTAN/trunk/ Move kernel build files one level up the directory tree.
Fix paths in your testing environment!
 
343 6815 d 7 h jermar /SPARTAN/trunk/ Finish renaming of mips and ppc ports.  
342 6815 d 7 h jermar /SPARTAN/trunk/arch/ Rename ppc port to ppc32.  
326 6817 d 20 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.
 
293 6822 d 21 h palkovsky /SPARTAN/trunk/ Symbol table now contains static functions too.
NOTE: gcc heavily inlines, be aware of optimizations.

Removed excesive item from boot page tables.
 
289 6823 d 1 h palkovsky /SPARTAN/trunk/ Added preprocessed linker script to AMD architecture, so that
the constants are all only in the header files.
 
287 6823 d 5 h jermar /SPARTAN/trunk/arch/ppc/ Symtab support for PPC.  
230 6826 d 5 h cejka /SPARTAN/trunk/arch/ Created fmath as basic tool for IEEE 754 floating point numbers.
Added option $F for printf for printing "double" type.