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HelenOS
(root)
/
kernel
/
trunk
/
arch
/
ia64
/
src
/
ivt.S
– Rev 911
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Changes
911
6698 d 12 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.)
/kernel/trunk/arch/ia64/include/mm/frame.h
/kernel/trunk/arch/ia64/include/register.h
/kernel/trunk/arch/ia64/src/ivt.S
/kernel/trunk/arch/ia64/src/proc/scheduler.c
899
6703 d 11 h
jermar
/kernel/trunk/arch/
ia64 work.
Add dummy TLB fault handlers.
Improve code reuse in arch/mm/tlb.c.
/kernel/trunk/arch/ia64/include/mm/tlb.h
/kernel/trunk/arch/ia64/src/ivt.S
/kernel/trunk/arch/ia64/src/mm/tlb.c
/kernel/trunk/arch/ppc32/src/console.c
534
6789 d 9 h
jermar
/
Rename HelenOS/SPARTAN to HelenOS/kernel again.
/kernel
/SPARTAN
532
6789 d 9 h
jermar
/
Revert renaming of HelenOS/SPARTAN to HelenOS/kernel because of important pending patch.
/SPARTAN
/kernel
501
6801 d 13 h
jermar
/
Rename HelenOS/SPARTAN to HelenOS/kernel.
/kernel
/SPARTAN
478
6812 d 11 h
jermar
/SPARTAN/trunk/
Re-aply mistakenly reverted changes.
/SPARTAN/trunk/Makefile.config
/SPARTAN/trunk/arch/ia64/include/atomic.h
/SPARTAN/trunk/arch/ia64/src/ivt.S
477
6812 d 14 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.
/SPARTAN/trunk/Makefile.config
/SPARTAN/trunk/arch/ia32/include/atomic.h
/SPARTAN/trunk/arch/ia64/include/atomic.h
/SPARTAN/trunk/arch/ia64/src/ivt.S
/SPARTAN/trunk/arch/mips32/include/atomic.h
473
6814 d 6 h
jermar
/SPARTAN/trunk/arch/ia64/src/
ia64 work.
Comment some offending steps of heavyweight interrupt handler regarding RSE switching.
With this change, ia64 will do well on tests rwlock #4 and thread #1.
Cleanup.
/SPARTAN/trunk/arch/ia64/src/cpu/cpu.c
/SPARTAN/trunk/arch/ia64/src/ivt.S
/SPARTAN/trunk/arch/ia64/src/start.S
472
6814 d 14 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.
/SPARTAN/trunk/Makefile
/SPARTAN/trunk/arch/amd64/src/asm_utils.S
/SPARTAN/trunk/arch/amd64/src/boot/boot.S
/SPARTAN/trunk/arch/amd64/src/smp/ap.S
/SPARTAN/trunk/arch/ia32/src/boot/boot.S
/SPARTAN/trunk/arch/ia64/include/asm.h
/SPARTAN/trunk/arch/ia64/include/interrupt.h
/SPARTAN/trunk/arch/ia64/include/register.h
/SPARTAN/trunk/arch/ia64/src/interrupt.c
/SPARTAN/trunk/arch/ia64/src/ivt.S
/SPARTAN/trunk/arch/mips32/src/context.S
/SPARTAN/trunk/arch/mips32/src/start.S
/SPARTAN/trunk/arch/sparc64/src/context.S
470
6815 d 3 h
jermar
/SPARTAN/trunk/
ia64 work.
Big cleanup of IA-64 interrupt processing.
Merge of interrupt.c and interrupt_handler.c.
Rewrite of ivt.S and interrupt.c.
Higher level interrupt handlers are now passed a vector number and a pointer to stack structure.
ia32 work.
ia32 has ordered writes. Until it deploys weaker memory ordering model, write_barrier() can be empty statement.
/SPARTAN/trunk/arch/ia64/src/interrupt_handler.c
/SPARTAN/trunk/arch/ia32/include/barrier.h
/SPARTAN/trunk/arch/ia64/Makefile.inc
/SPARTAN/trunk/arch/ia64/include/asm.h
/SPARTAN/trunk/arch/ia64/include/interrupt.h
/SPARTAN/trunk/arch/ia64/include/register.h
/SPARTAN/trunk/arch/ia64/src/cpu/cpu.c
/SPARTAN/trunk/arch/ia64/src/ia64.c
/SPARTAN/trunk/arch/ia64/src/interrupt.c
/SPARTAN/trunk/arch/ia64/src/ivt.S
/SPARTAN/trunk/generic/src/main/main.c
456
6815 d 17 h
jermar
/SPARTAN/trunk/arch/ia64/src/
ia64 work.
Add missing srlz_d().
Remove extra stops.
Coding style cleanups.
/SPARTAN/trunk/arch/ia64/src/drivers/it.c
/SPARTAN/trunk/arch/ia64/src/ivt.S
445
6816 d 13 h
jermar
/SPARTAN/trunk/arch/ia64/
ia64 work.
Fix SP_DELTA alignment.
Cosmetics.
/SPARTAN/trunk/arch/ia64/include/context.h
/SPARTAN/trunk/arch/ia64/include/drivers/it.h
/SPARTAN/trunk/arch/ia64/src/interrupt.c
/SPARTAN/trunk/arch/ia64/src/ivt.S
444
6816 d 13 h
vana
/SPARTAN/trunk/arch/ia64/
Context restore in HEAVYWEIGHT handlers
/SPARTAN/trunk/arch/ia64/include/stack.h
/SPARTAN/trunk/arch/ia64/src/interrupt.c
/SPARTAN/trunk/arch/ia64/src/ivt.S
443
6816 d 15 h
jermar
/SPARTAN/trunk/arch/ia64/
ia64 work.
Do not break memory stack alignment in heavyweight interrupt handler.
Reserve scratch area for nested procedure calls on memory stack.
/SPARTAN/trunk/arch/ia64/include/stack.h
/SPARTAN/trunk/arch/ia64/include/context.h
/SPARTAN/trunk/arch/ia64/src/ivt.S
442
6816 d 16 h
vana
/SPARTAN/trunk/arch/ia64/src/
sp should not be decremented after last save
/SPARTAN/trunk/arch/ia64/src/ivt.S
441
6816 d 16 h
jermar
/SPARTAN/trunk/arch/ia64/src/
r12 (stack pointer) must be descremented prior to storing data into new memory stack frame.
/SPARTAN/trunk/arch/ia64/src/ivt.S
439
6817 d 12 h
jermar
/SPARTAN/trunk/arch/ia64/src/
Two small ia64 improvements.
/SPARTAN/trunk/arch/ia64/src/ivt.S
438
6817 d 13 h
jermar
/SPARTAN/trunk/arch/ia64/src/
ia64 work.
Heavyweight handler should be complete up to the point where it switches back to interrupted RSE context.
/SPARTAN/trunk/arch/ia64/src/ivt.S
435
6818 d 7 h
jermar
/SPARTAN/trunk/arch/ia64/
ia64 work.
Begin implemention of heavyweight interrupt handler.
Finish implementation of interval timer.
Add some PAL macros.
/SPARTAN/trunk/arch/ia64/include/drivers
/SPARTAN/trunk/arch/ia64/include/drivers/it.h
/SPARTAN/trunk/arch/ia64/include/pal
/SPARTAN/trunk/arch/ia64/include/pal/pal.h
/SPARTAN/trunk/arch/ia64/src/drivers
/SPARTAN/trunk/arch/ia64/src/drivers/it.c
/SPARTAN/trunk/arch/ia64/Makefile.inc
/SPARTAN/trunk/arch/ia64/include/interrupt.h
/SPARTAN/trunk/arch/ia64/src/context.S
/SPARTAN/trunk/arch/ia64/src/ia64.c
/SPARTAN/trunk/arch/ia64/src/interrupt.c
/SPARTAN/trunk/arch/ia64/src/ivt.S
431
6820 d 16 h
jermar
/SPARTAN/trunk/arch/
IA-64 work.
Exclude external interrupt from universal_handler() scope.
/SPARTAN/trunk/arch/ia64/src/interrupt.c
/SPARTAN/trunk/arch/ia64/Makefile.inc
/SPARTAN/trunk/arch/ia64/include/asm.h
/SPARTAN/trunk/arch/ia64/include/barrier.h
/SPARTAN/trunk/arch/ia64/include/interrupt.h
/SPARTAN/trunk/arch/ia64/src/ivt.S
/SPARTAN/trunk/arch/mips32/Makefile.inc
238
6883 d 11 h
vana
/SPARTAN/trunk/
Register dump on IA-64 exceptions
/SPARTAN/trunk/arch/ia64/include/asm.h
/SPARTAN/trunk/arch/ia64/src/cpu/cpu.c
/SPARTAN/trunk/arch/ia64/src/interrupt_handler.c
/SPARTAN/trunk/arch/ia64/src/ivt.S
/SPARTAN/trunk/src/main/main.c
220
6883 d 20 h
vana
/SPARTAN/trunk/
Universal exception handler and all exceptions routine to call it added
/SPARTAN/trunk/arch/ia64/src/interrupt_handler.c
/SPARTAN/trunk/arch/ia64/src/ivt.S
/SPARTAN/trunk/src/main/main.c
212
6884 d 7 h
vana
/SPARTAN/trunk/
Basic exception support added for ia64 arch ......
/SPARTAN/trunk/arch/ia64/src/cpu
/SPARTAN/trunk/arch/ia64/src/cpu/cpu.c
/SPARTAN/trunk/arch/ia64/src/interrupt_handler.c
/SPARTAN/trunk/arch/ia64/src/ivt.S
/SPARTAN/trunk/arch/ia64/Makefile.inc
/SPARTAN/trunk/arch/ia64/src/dummy.s
/SPARTAN/trunk/arch/mips/src/putchar.c
/SPARTAN/trunk/src/Makefile.config
/SPARTAN/trunk/src/main/main.c
/SPARTAN/trunk/src/proc/scheduler.c