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HelenOS
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kernel
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trunk
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arch
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ia64
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src/
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1227
6671 d 1 h
jermar
/kernel/trunk/
Reorganize syscall names to better correspond to kernel architecture.
Add dummy placeholders for SYS_AS_AREA_SHARE_APPROVE and
SYS_AS_AREA_SHARE_PERFORM syscalls.
1223
6671 d 5 h
jermar
/kernel/trunk/
Make ia64 and sparc64 compile again.
Fix ia64 to set up inits in arch_pre_main().
1221
6671 d 19 h
decky
/kernel/trunk/
printf-related and other code cleanup
1210
6673 d 5 h
vana
/kernel/trunk/
Incomplete VHPT walker support for Itanium
1196
6678 d 4 h
cejka
/kernel/trunk/
Printf ported back from uspace to kernel.
Printf calls changed to match new conventions.
1191
6680 d 8 h
jermar
/kernel/trunk/
Kernel support for SYS_ENABLE_IOSPACE.
amd64 and ia32 provide dummy implementation thereof.
1187
6681 d 0 h
jermar
/kernel/trunk/
Cleanup pm.c and pm.h code on ia32 and amd64.
Add before_task_runs() and before_task_runs_arch() for each architecture.
Add ia32 and amd64 code to ensure I/O Permission Bitmap update.
1168
6684 d 22 h
vana
/kernel/trunk/
Thread RSE support completion (kernel)
1138
6698 d 1 h
jermar
/kernel/trunk/
CPU stacks must have two frames on ia64.
Make sure both thread stack frames are mapped in before_thread_runs_arch().
Take STACK_FRAMES into account during kernel memory layout initialization in main_bsp().
1124
6701 d 7 h
jermar
/kernel/trunk/arch/
Small changes.
Make sparc64 and ppc32 compile again.
1121
6701 d 20 h
jermar
/kernel/trunk/
Small textual changes.
1104
6703 d 0 h
jermar
/kernel/trunk/
Define atomic_t only once in atomic.h
Change the encapsulated counter type to long so that it supports negative values as well.
1080
6707 d 23 h
jermar
/kernel/trunk/arch/ia64/src/mm/
Fix double page_table_unlock() in ia64 tlb.c.
1078
6707 d 23 h
jermar
/kernel/trunk/
Improved uspace threads.
ia64 needs fixing.
1066
6708 d 16 h
jermar
/kernel/trunk/
Support for user space threads.
1059
6708 d 22 h
jermar
/kernel/trunk/
Clear user address space when creating new page tables.
Fix mapping of l_apic and io_apic on amd64.
1056
6709 d 0 h
jermar
/kernel/trunk/arch/ia64/src/
Slightly optimized version of ivt.S.
1053
6709 d 1 h
vana
/kernel/trunk/
Itanium FPU Lazy context switching... but not so much tested
1044
6709 d 5 h
jermar
/kernel/trunk/
Page table locking.
1039
6709 d 5 h
decky
/kernel/trunk/arch/
update for the use of more init tasks
1023
6709 d 23 h
vana
/kernel/trunk/
Itanium FPU active context switch
993
6710 d 21 h
jermar
/kernel/trunk/arch/ia64/
Fix bug in switch to userspace on ia64: ensure start in bank 1.
Fix bug in tlb_invalidate_all() that cause interrupts to be unconditionally enabled.
Optimize context switching by discarding packed attribute of context structures.
979
6711 d 3 h
vana
/kernel/trunk/arch/ia64/
Itanium FPU context save/restore
962
6711 d 20 h
jermar
/kernel/trunk/arch/ia64/
ia64 work.
Support for __SYSCALL4.
Fix user stack initial address.
958
6711 d 21 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.
947
6712 d 7 h
vana
/kernel/trunk/
Better purge page selection.
945
6712 d 20 h
vana
/kernel/trunk/arch/ia64/
944
6712 d 21 h
vana
/kernel/trunk/
Itanium tlb_invalidate_pages
938
6712 d 23 h
jermar
/kernel/trunk/
Basic support for loading ELF object files.
ia64, amd64, ia32 working.
mips32 requires some attention.
935
6713 d 0 h
vana
/kernel/trunk/
Two frame stack (standard stack + RSE) on Itanium
928
6713 d 4 h
vana
/kernel/trunk/
Itanium tlb_invalidate_all
923
6713 d 17 h
vana
/kernel/trunk/arch/ia64/src/
paging_start counting fix on ia64
921
6716 d 0 h
jermar
/kernel/trunk/arch/ia64/
ia64 work.
Userspace is now working.
There is an unrelated show stopper, however.
919
6716 d 5 h
jermar
/kernel/trunk/
ia64 work.
Changes to make userspace work (kernel part).
Use ski.conf from contrib directory to run Ski.
There is actually no appropriate syscall handler yet.
916
6718 d 7 h
jermar
/kernel/trunk/arch/ia64/src/
ia64 work.
Support switch from userspace register stack in heavyweight handler.
915
6718 d 7 h
jermar
/kernel/trunk/arch/ia64/
ia64 work.
- Another item had to be allocated on stack to remember new value written to ar.bspstore.
Fix heavyweight interruption handler to calculate RSC.loadrs from the new value of ar.bspstore
instead from the old one.
Uncomment instructions switching ar.bspstore.
- Configure kernel with 512M of memory.
912
6719 d 21 h
jermar
/kernel/trunk/
ia64 work.
ivt.S:
Detect userspace stack in heavyweight handler and switch to kernel stack.
Remember the old stack pointer.
As for register stack, kernel stack is assumed still.
Fix alignment issues that showed when STACK_ITEMS was odd.
Fix ld8 instruction that did subtraction of 8 instead of addition of 8.
scheduler.c:
Change before_thread_runs_arch() to calculate address of top of the stack
for the interrupt handler.
911
6720 d 1 h
jermar
/kernel/trunk/arch/ia64/
ia64 work.
Change heavyweight interrupt handler to use bank 0 registers instead of AR.KR0 and AR.KR1.
This prevents userspace from the possibility to see what addresses are being used by kernel.
Store kernel stack address in bank 0 r23 instead of AR.KR7. Again, userspace will not be
able to read the address of its kernel stack.
Increase FRAME_SIZE to 64K as this is the first supported page size in which will fit
thread's combined register and memory stack. (RSE can write out as many as 16K.)
904
6722 d 22 h
jermar
/kernel/trunk/arch/ia64/src/mm/
ia64 fix in page.c
== (comparison) was used istead of = (assignment).
903
6723 d 0 h
jermar
/kernel/trunk/arch/ia64/
ia64 work.
Add code needed for running multiple address spaces and location of kernel stack
after switch from userspace.