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Rev Age Author Path Log message Diff Changes
911 6674 d 4 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
904 6677 d 1 h jermar /kernel/trunk/arch/ia64/src/mm/ ia64 fix in page.c
== (comparison) was used istead of = (assignment).
 
/kernel/trunk/arch/ia64/src/mm/page.c
903 6677 d 2 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.
 
/kernel/trunk/arch/ia64/include/mm/as.h
/kernel/trunk/arch/ia64/src/mm/as.c
/kernel/trunk/arch/ia64/src/proc/scheduler.c
902 6678 d 7 h jermar /kernel/trunk/ ia64 work.
More capable TLB miss handlers.
The ia64 kernel now passes mm/mapping1 test.

Fix generic hash table to properly initialize lists.

Change page_ht() to properly initialize inserted PTE's.
Change format of generic page hash table PTE's.
 
/kernel/trunk/arch/ia64/include/mm/tlb.h
/kernel/trunk/arch/ia64/src/mm/page.c
/kernel/trunk/arch/ia64/src/mm/tlb.c
/kernel/trunk/arch/ia64/src/proc/scheduler.c
/kernel/trunk/genarch/include/mm/page_ht.h
/kernel/trunk/genarch/src/mm/page_ht.c
/kernel/trunk/generic/src/adt/hash_table.c
901 6678 d 9 h jermar /kernel/trunk/arch/ ia64 work.
Provide PA2KA(identity) mapping for kernel data references via Alternate Data TLB Fault handler.
Add before_thread_runs_arch() that maps kstack, if necessary.
Add easy to use dtlb_mapping_insert() for comfortable insertion of kernel data mappings.
 
/kernel/trunk/arch/ia64/src/proc
/kernel/trunk/arch/ia64/src/proc/scheduler.c
/kernel/trunk/arch/ia64/Makefile.inc
/kernel/trunk/arch/ia64/include/mm/asid.h
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/include/mm/tlb.h
/kernel/trunk/arch/ia64/src/dummy.s
/kernel/trunk/arch/ia64/src/mm/page.c
/kernel/trunk/arch/ia64/src/mm/tlb.c
/kernel/trunk/arch/ia64/src/start.S
/kernel/trunk/arch/sparc64/include/mm/tlb.h
/kernel/trunk/arch/sparc64/src/proc/scheduler.c
900 6679 d 2 h jermar /kernel/trunk/arch/ia64/ ia64 work.
Proper TLB fault handlers' headers and prototypes.
PFN 0 needs no longer be marked unavailable to frame allocator.
 
/kernel/trunk/arch/ia64/include/mm/tlb.h
/kernel/trunk/arch/ia64/src/mm/frame.c
/kernel/trunk/arch/ia64/src/mm/tlb.c
899 6679 d 3 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
897 6679 d 20 h jermar /kernel/trunk/ sparc64 work.
Fix KBD_VIRT_ADDRESS.
Call before_thread_runs() prior to the switch to the thread's stack. Add comment why this is crucial.
Add after_thread_ran() to the scheduler.
Add before_thread_runs_arch() and after_thread_ran_arch() for sparc64, mapping/demapping thread's kernel stack.
Add dummy after_thread_ran_arch() to all other architectures.
Add dtlb_insert_mapping() to promote code reuse.
 
/kernel/trunk/arch/sparc64/src/proc
/kernel/trunk/arch/sparc64/src/proc/scheduler.c
/kernel/trunk/arch/amd64/src/proc/scheduler.c
/kernel/trunk/arch/ia32/src/proc/scheduler.c
/kernel/trunk/arch/ia64/src/dummy.s
/kernel/trunk/arch/mips32/src/mips32.c
/kernel/trunk/arch/ppc32/src/dummy.s
/kernel/trunk/arch/sparc64/Makefile.inc
/kernel/trunk/arch/sparc64/include/drivers/i8042.h
/kernel/trunk/arch/sparc64/include/mm/tlb.h
/kernel/trunk/arch/sparc64/include/trap/exception.h
/kernel/trunk/arch/sparc64/src/console.c
/kernel/trunk/arch/sparc64/src/mm/tlb.c
/kernel/trunk/arch/sparc64/src/sparc64.c
/kernel/trunk/arch/sparc64/src/trap/exception.c
/kernel/trunk/arch/sparc64/src/trap/trap_table.S
/kernel/trunk/generic/include/proc/scheduler.h
/kernel/trunk/generic/src/proc/scheduler.c
893 6680 d 8 h jermar /kernel/trunk/arch/ sparc64 work.
Revive OFW console code and use it before the kernel switches to standalone console.

ia32 + ia64 cosmetic changes.
 
/kernel/trunk/arch/ia32/src/drivers/i8042.c
/kernel/trunk/arch/ia64/src/ski/ski.c
/kernel/trunk/arch/ia64/src/start.S
/kernel/trunk/arch/sparc64/include/console.h
/kernel/trunk/arch/sparc64/src/console.c
/kernel/trunk/arch/sparc64/src/sparc64.c
892 6681 d 3 h vana /kernel/trunk/ Itanium active keyboard  
/kernel/trunk/test/fault
/kernel/trunk/test/fault/fault1
/kernel/trunk/test/fault/fault1/test.c
/kernel/trunk/arch/ia64/src/ski/ski.c
/kernel/trunk/kernel.config
879 6682 d 1 h vana /kernel/trunk/arch/ia64/ Itanium kernel page extended to maximum (256M) repaired RR manipulation functions, paging setuping function and added some comments.  
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/src/mm/page.c
/kernel/trunk/arch/ia64/src/start.S
872 6684 d 19 h vana /kernel/trunk/ Init stack base fix
Removing commented code
 
/kernel/trunk/arch/ia64/src/start.S
/kernel/trunk/contrib/arch/ia64/vmaxlma.c
870 6684 d 20 h vana /kernel/trunk/arch/ia64/ Removed forgoten debug function and reverted my mistake  
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/src/start.S
869 6684 d 20 h vana /kernel/trunk/ Uaaaaaaa ;-) Itanium Paging !!!!!! ;-)  
/kernel/trunk/arch/ia64/_link.ld.in
/kernel/trunk/arch/ia64/include/faddr.h
/kernel/trunk/arch/ia64/include/mm/asid.h
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/include/register.h
/kernel/trunk/arch/ia64/src/mm/page.c
/kernel/trunk/arch/ia64/src/start.S
/kernel/trunk/contrib/arch/ia64/vmaxlma.c
/kernel/trunk/generic/include/mm/asid.h
840 6692 d 6 h jermar /kernel/trunk/ Fix filling of hardcoded_ktext_size and hardcoded_kdata_size to use 64 bit stores on ia64.  
/kernel/trunk/arch/ia64/src/start.S
/kernel/trunk/generic/src/mm/as.c
830 6697 d 6 h jermar /kernel/trunk/ Make ASID FIFO for mips32 be allocated statically.
Make ASID FIFO for sparc64 and ia64 be allocated dynamically.
Fix ia64 to call asid_fifo_init().
All three architectures now call asid_fifo_init() from as_arch_init().
 
/kernel/trunk/arch/ia64/src/mm/as.c
/kernel/trunk/arch/mips32/src/mm/as.c
/kernel/trunk/arch/mips32/src/mm/tlb.c
/kernel/trunk/arch/sparc64/src/mm/as.c
/kernel/trunk/arch/sparc64/src/mm/tlb.c
/kernel/trunk/genarch/src/mm/asid_fifo.c
/kernel/trunk/generic/include/adt/fifo.h
823 6698 d 20 h jermar /kernel/trunk/ Reimplement ASID stealing logic.
This time, hopefully, with correct synchronization.
 
/kernel/trunk/arch/ia32/include/mm/asid.h
/kernel/trunk/arch/ia64/src/mm/frame.c
/kernel/trunk/arch/ppc32/include/mm/asid.h
/kernel/trunk/arch/sparc64/src/mm/frame.c
/kernel/trunk/genarch/src/mm/asid.c
/kernel/trunk/genarch/src/mm/page_ht.c
/kernel/trunk/generic/include/mm/as.h
/kernel/trunk/generic/include/mm/asid.h
/kernel/trunk/generic/src/mm/as.c
/kernel/trunk/generic/src/proc/scheduler.c
819 6698 d 23 h vana /kernel/trunk/arch/ia64/ TR tlb filling functions  
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/include/mm/tlb.h
/kernel/trunk/arch/ia64/src/mm/tlb.c
818 6699 d 3 h vana /kernel/trunk/arch/ia64/ IA-64 TLB filling functions for dynamic tlb filling (TC tlb).  
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/include/mm/tlb.h
/kernel/trunk/arch/ia64/src/mm/tlb.c
816 6699 d 6 h jermar /kernel/trunk/ Fix mapping1 test.

Cleanup.
 
/kernel/trunk/arch/ia64/src/mm/frame.c
/kernel/trunk/generic/include/mm/frame.h
/kernel/trunk/test/mm/mapping1/test.c
815 6699 d 7 h jermar /kernel/trunk/ Fix sparc64 and ia64 to work with the changed frame allocator.

Fix ppc32 to at least compile.
 
/kernel/trunk/arch/ia64/include/types.h
/kernel/trunk/arch/ia64/src/mm/frame.c
/kernel/trunk/arch/mips32/src/mm/frame.c
/kernel/trunk/arch/ppc32/include/types.h
/kernel/trunk/arch/ppc32/src/mm/frame.c
/kernel/trunk/arch/sparc64/include/types.h
/kernel/trunk/arch/sparc64/src/mm/frame.c
/kernel/trunk/genarch/src/mm/page_ht.c
/kernel/trunk/generic/src/mm/buddy.c
813 6699 d 20 h jermar /kernel/trunk/ Change ia64 kernel image to link and load at 0x100000 where
it (or its heap or stack) won't mess up with the ROM region.

Blacklist ia64 frame 0 from frame allocator so that 0 won't be
returned to malloc and friends. This can be reenabled again
once the kernel is not identity mapped.
 
/kernel/trunk/arch/ia64/_link.ld.in
/kernel/trunk/arch/ia64/src/mm/frame.c
/kernel/trunk/arch/sparc64/src/mm/frame.c
/kernel/trunk/generic/src/mm/buddy.c
793 6701 d 5 h jermar /kernel/trunk/ Use hash_table_get_instance instead of list_get_instance.
Rename page_operations to page_mapping_operations.
Rename page_pt_operations to pt_mapping_operations.
Rename page_ht_operations to ht_mapping_operations.
 
/kernel/trunk/arch/amd64/src/mm/page.c
/kernel/trunk/arch/ia32/src/mm/page.c
/kernel/trunk/arch/ia64/src/mm/page.c
/kernel/trunk/arch/mips32/src/mm/page.c
/kernel/trunk/arch/ppc32/src/mm/page.c
/kernel/trunk/arch/sparc64/src/mm/frame.c
/kernel/trunk/arch/sparc64/src/mm/page.c
/kernel/trunk/genarch/include/mm/page_ht.h
/kernel/trunk/genarch/include/mm/page_pt.h
/kernel/trunk/genarch/src/mm/page_ht.c
/kernel/trunk/genarch/src/mm/page_pt.c
/kernel/trunk/generic/include/adt/hash_table.h
/kernel/trunk/generic/include/mm/page.h
/kernel/trunk/generic/src/mm/page.c
792 6701 d 6 h jermar /kernel/trunk/ Page hash table architectures now use generic hash table to manage
mappings.
 
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/include/types.h
/kernel/trunk/arch/ia64/src/mm/page.c
/kernel/trunk/arch/sparc64/include/mm/page.h
/kernel/trunk/arch/sparc64/include/types.h
/kernel/trunk/arch/sparc64/src/mm/frame.c
/kernel/trunk/genarch/include/mm/page_ht.h
/kernel/trunk/genarch/src/mm/as_ht.c
/kernel/trunk/genarch/src/mm/page_ht.c
/kernel/trunk/generic/include/adt/hash_table.h
/kernel/trunk/generic/src/adt/hash_table.c
/kernel/trunk/generic/src/mm/as.c
786 6702 d 4 h bondari /kernel/trunk/ frame_alloc() functions variations in order to avoid problems with frame_alloc_generic() changes.
IMPORTANT: Parameter order for frame_alloc() was changed
 
/kernel/trunk/arch/ia64/src/mm/page.c
/kernel/trunk/genarch/src/mm/as_ht.c
/kernel/trunk/genarch/src/mm/as_pt.c
/kernel/trunk/genarch/src/mm/page_pt.c
/kernel/trunk/generic/include/mm/frame.h
/kernel/trunk/generic/src/cpu/cpu.c
/kernel/trunk/generic/src/mm/as.c
/kernel/trunk/generic/src/mm/frame.c
/kernel/trunk/generic/src/mm/slab.c
/kernel/trunk/generic/src/proc/thread.c
/kernel/trunk/test/mm/falloc1/test.c
/kernel/trunk/test/mm/falloc2/test.c
/kernel/trunk/test/mm/mapping1/test.c
762 6705 d 6 h palkovsky /kernel/trunk/ Currently not-working SLAB allocator.
- slightly changed interface to frame_alloc, allow zone preference
 
/kernel/trunk/arch/ia64/src/mm/page.c
/kernel/trunk/genarch/src/mm/as_ht.c
/kernel/trunk/genarch/src/mm/as_pt.c
/kernel/trunk/genarch/src/mm/page_pt.c
/kernel/trunk/generic/include/mm/frame.h
/kernel/trunk/generic/include/mm/slab.h
/kernel/trunk/generic/src/cpu/cpu.c
/kernel/trunk/generic/src/mm/as.c
/kernel/trunk/generic/src/mm/frame.c
/kernel/trunk/generic/src/mm/slab.c
/kernel/trunk/generic/src/proc/thread.c
/kernel/trunk/test/mm/falloc1/test.c
/kernel/trunk/test/mm/falloc2/test.c
/kernel/trunk/test/mm/mapping1/test.c
/kernel/trunk/test/mm/slab1/test.c
758 6705 d 21 h jermar /kernel/trunk/arch/ sparc64 bugfix.
When disabling IMMU and DMMU the kernel has to perform synchronization operation
(e.g flush %r or membar #Sync instruction). There is no guarantee that the address
contained in %r is in DTLB and therefore the flush instruction can fault. Normally
this would be recognized and fixed by the OpenFirmware Fast Data MMU fault handler.
However, this handler lives in virtually mapped memory and an attempt to execute
there while the MMUs are disabled would result in a nested trap leading to error state.
Replacing flush %r instruction with membar #Sync, wich is sufficient in this case,
fixes this problem.
 
/kernel/trunk/arch/ia64/src/mm/frame.c
/kernel/trunk/arch/sparc64/include/barrier.h
/kernel/trunk/arch/sparc64/include/mm/mmu.h
/kernel/trunk/arch/sparc64/include/mm/page.h
757 6705 d 23 h jermar /kernel/trunk/ Blacklist addresses between 0xa0000 and 0xfffff on ia64 for frame allocator.
This area contains VGA text frame buffer and should be avoided.
falloc2 test now passes on ia64.
 
/kernel/trunk/arch/ia64/src/mm/frame.c
/kernel/trunk/arch/sparc64/include/mm/page.h
/kernel/trunk/genarch/src/mm/page_ht.c
/kernel/trunk/generic/src/main/main.c
/kernel/trunk/generic/src/mm/as.c
756 6706 d 20 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.
 
/kernel/trunk/arch/amd64/src/mm/as.c
/kernel/trunk/arch/ia32/src/mm/as.c
/kernel/trunk/arch/ia64/src/mm/as.c
/kernel/trunk/arch/ppc32/src/mm/as.c
/kernel/trunk/arch/sparc64/src/mm/as.c
/kernel/trunk/genarch/include/mm/as_ht.h
/kernel/trunk/genarch/include/mm/as_pt.h
/kernel/trunk/genarch/src/mm/as_ht.c
/kernel/trunk/genarch/src/mm/as_pt.c
/kernel/trunk/arch/amd64/Makefile.inc
/kernel/trunk/arch/amd64/include/mm/as.h
/kernel/trunk/arch/amd64/src/mm/page.c
/kernel/trunk/arch/ia32/Makefile.inc
/kernel/trunk/arch/ia32/include/mm/as.h
/kernel/trunk/arch/ia32/src/drivers/ega.c
/kernel/trunk/arch/ia32/src/mm/page.c
/kernel/trunk/arch/ia32/src/smp/smp.c
/kernel/trunk/arch/ia64/Makefile.inc
/kernel/trunk/arch/ia64/include/mm/as.h
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/src/mm/tlb.c
/kernel/trunk/arch/mips32/include/mm/as.h
/kernel/trunk/arch/mips32/src/mm/as.c
/kernel/trunk/arch/mips32/src/mm/tlb.c
/kernel/trunk/arch/ppc32/Makefile.inc
/kernel/trunk/arch/ppc32/include/mm/as.h
/kernel/trunk/arch/sparc64/Makefile.inc
/kernel/trunk/arch/sparc64/include/mm/as.h
/kernel/trunk/arch/sparc64/include/mm/frame.h
/kernel/trunk/arch/sparc64/include/mm/page.h
/kernel/trunk/genarch/Makefile.inc
/kernel/trunk/genarch/include/mm/page_ht.h
/kernel/trunk/genarch/include/mm/page_pt.h
/kernel/trunk/genarch/src/acpi/acpi.c
/kernel/trunk/genarch/src/mm/page_ht.c
/kernel/trunk/genarch/src/mm/page_pt.c
/kernel/trunk/generic/include/mm/as.h
/kernel/trunk/generic/include/mm/buddy.h
/kernel/trunk/generic/include/mm/page.h
/kernel/trunk/generic/src/main/kinit.c
/kernel/trunk/generic/src/main/main.c
/kernel/trunk/generic/src/mm/as.c
/kernel/trunk/generic/src/mm/page.c
/kernel/trunk/test/mm/mapping1/test.c
753 6708 d 3 h jermar /kernel/trunk/ Convert ASID management of ia64 to ASID FIFO mechanism.
18-bit RIDs are supported.
 
/kernel/trunk/arch/ia64/src/mm/asid.c
/kernel/trunk/arch/ia64/Makefile.inc
/kernel/trunk/arch/ia64/include/mm/asid.h
/kernel/trunk/arch/mips32/include/mm/asid.h
/kernel/trunk/arch/sparc64/include/mm/asid.h
/kernel/trunk/genarch/src/mm/asid.c
751 6708 d 6 h jermar /kernel/trunk/arch/ia64/ Fix initialization of pta.base on ia64.  
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/src/mm/page.c
749 6710 d 3 h jermar /kernel/trunk/arch/ia64/ ia64 virtual address translation subsystem update.  
/kernel/trunk/arch/ia64/include/mm/asid.h
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/src/mm/asid.c
/kernel/trunk/arch/ia64/src/mm/page.c
748 6711 d 4 h jermar /kernel/trunk/arch/ia64/ First HT_HASH_ARCH implementation for ia64.  
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/src/mm/page.c
747 6711 d 21 h jermar /kernel/trunk/ ia64 work.
Add nice wrappers for thash and ttag instructions.
Add nice wrappers for accessing reion registers and PTA.
Fix set_vhpt_environment().
Allocate and initialize page_ht (a.k.a. VHPT).

Add missing header to sparc64.
Remove excessive header from debug.h.
 
/kernel/trunk/arch/ia64/include/asm.h
/kernel/trunk/arch/ia64/include/mm/asid.h
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/include/types.h
/kernel/trunk/arch/ia64/src/mm/page.c
/kernel/trunk/arch/sparc64/src/trap/interrupt.c
/kernel/trunk/generic/include/debug.h
746 6712 d 6 h jermar /kernel/trunk/ Page hash table modifications.  
/kernel/trunk/arch/ia64/include/asm.h
/kernel/trunk/arch/ia64/include/mm/page.h
/kernel/trunk/arch/ia64/include/register.h
/kernel/trunk/arch/ia64/src/mm/page.c
/kernel/trunk/arch/sparc64/include/mm/page.h
/kernel/trunk/genarch/include/mm/page_ht.h
/kernel/trunk/genarch/src/mm/page_ht.c
742 6713 d 23 h jermar /kernel/trunk/arch/ sparc64 work.
Memory context (ASID) is, in fact, 13 bits (and not 12 bits) wide.
 
/kernel/trunk/arch/ia64/src/mm/asid.c
/kernel/trunk/arch/sparc64/include/mm/asid.h
740 6714 d 5 h jermar /kernel/trunk/ ia64 ASID management code (not tested).  
/kernel/trunk/arch/ia64/src/mm/asid.c
/kernel/trunk/arch/ia64/src/mm/tlb.c
/kernel/trunk/arch/ia64/Makefile.inc
/kernel/trunk/arch/ia64/include/mm/asid.h
/kernel/trunk/genarch/src/mm/asid.c
/kernel/trunk/generic/src/mm/tlb.c
736 6716 d 2 h jermar /kernel/trunk/arch/ia64/src/ Fix panic_printf on ia64 to call halt() instead of cpu_halt().  
/kernel/trunk/arch/ia64/src/asm.S
728 6718 d 21 h vana /kernel/trunk/arch/ia64/src/mm/ Serialize writes to RR because of assembler RAW warning.  
/kernel/trunk/arch/ia64/src/mm/page.c
726 6718 d 22 h jermar /kernel/trunk/arch/ia64/src/mm/ Temporarily disable set_VHPT_environment() to stop ia64 kernel from faulting.  
/kernel/trunk/arch/ia64/src/mm/page.c