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Rev Age Author Path Log message Diff Changes
2161 6304 d 3 h jermar /trunk/kernel/arch/sparc64/src/mm/ Fix TSB bug during TSB refill.
When one wants to enable a TSB entry, he or she should set the
entry invalid bit to false, as opposed to setting it to true.
 
/trunk/kernel/arch/sparc64/src/mm/tsb.c
2144 6305 d 0 h jermar /trunk/kernel/arch/sparc64/src/mm/ Fix TSB size.  
/trunk/kernel/arch/sparc64/src/mm/as.c
2143 6305 d 6 h jermar /trunk/kernel/arch/sparc64/include/ Remove unneeded enum member.  
/trunk/kernel/arch/sparc64/include/interrupt.h
2142 6305 d 7 h jermar /trunk/kernel/generic/include/mm/ Remove out of date comment.  
/trunk/kernel/generic/include/mm/as.h
2141 6305 d 22 h jermar /trunk/ The Ultimate Solution To Illegal Virtual Aliases.
It is better to avoid them completely than to fight them.
Switch the sparc64 port to 16K pages. The TLBs and TSBs
continue to operate with 8K pages only. Page tables and
other generic parts operate with 16K pages.

Because the MMU doesn't support 16K directly, each 16K
page is emulated by a pair of 8K pages. With 16K pages,
illegal aliases cannot be created in 16K D-cache.
 
/trunk/kernel/arch/sparc64/src/mm/cache.S
/trunk/kernel/arch/sparc64/src/mm/cache.c
/trunk/kernel/arch/sparc64/src/mm/cache_asm.S
/trunk/boot/arch/sparc64/loader/asm.h
/trunk/kernel/arch/sparc64/Makefile.inc
/trunk/kernel/arch/sparc64/include/cpu.h
/trunk/kernel/arch/sparc64/include/mm/as.h
/trunk/kernel/arch/sparc64/include/mm/cache.h
/trunk/kernel/arch/sparc64/include/mm/frame.h
/trunk/kernel/arch/sparc64/include/mm/page.h
/trunk/kernel/arch/sparc64/include/mm/tsb.h
/trunk/kernel/arch/sparc64/include/stack.h
/trunk/kernel/arch/sparc64/src/cpu/cpu.c
/trunk/kernel/arch/sparc64/src/mm/as.c
/trunk/kernel/arch/sparc64/src/mm/page.c
/trunk/kernel/arch/sparc64/src/mm/tlb.c
/trunk/kernel/arch/sparc64/src/mm/tsb.c
/trunk/kernel/arch/sparc64/src/smp/ipi.c
/trunk/kernel/arch/sparc64/src/trap/interrupt.c
/trunk/kernel/genarch/src/fb/fb.c
/trunk/kernel/genarch/src/mm/page_ht.c
/trunk/kernel/generic/src/console/klog.c
/trunk/kernel/generic/src/ddi/ddi.c
/trunk/kernel/generic/src/lib/rd.c
/trunk/kernel/generic/src/mm/as.c
/trunk/kernel/generic/src/mm/backend_anon.c
/trunk/kernel/generic/src/mm/backend_elf.c
/trunk/kernel/generic/src/time/clock.c
/trunk/uspace/fb/ega.c
/trunk/uspace/fb/fb.c
/trunk/uspace/fb/main.c
/trunk/uspace/klog/klog.c
/trunk/uspace/libc/arch/sparc64/_link.ld.in
/trunk/uspace/libc/arch/sparc64/include/config.h
/trunk/uspace/libc/arch/sparc64/include/stack.h
/trunk/uspace/libc/generic/as.c
/trunk/uspace/libc/generic/mman.c
/trunk/uspace/libc/generic/time.c
/trunk/uspace/libc/include/as.h
/trunk/uspace/ns/ns.c
/trunk/uspace/rd/rd.c
2134 6307 d 3 h jermar /trunk/kernel/ Reworked handling of illegal virtual aliases caused by frame reuse.
We moved the incomplete handling from backend's frame method to
backend's page_fault method. The page_fault method is the one that
can create an illegal alias if it writes the userspace frame using
kernel address with a different page color than the page to which is
this frame mapped in userspace. When we detect this, we do D-cache
shootdown on all processors (!!!).

If we add code that accesses userspace memory from kernel address
space, we will have to check for illegal virtual aliases at all such
places.

I tested this on a 4-way simulated E6500 and a real-world Ultra 5,
which has unfortunatelly only one processor.

This solves ticket #26.
 
/trunk/kernel/arch/sparc64/include/cpu.h
/trunk/kernel/arch/sparc64/include/interrupt.h
/trunk/kernel/arch/sparc64/include/mm/cache.h
/trunk/kernel/arch/sparc64/src/cpu/cpu.c
/trunk/kernel/arch/sparc64/src/mm/cache.c
/trunk/kernel/arch/sparc64/src/mm/tlb.c
/trunk/kernel/arch/sparc64/src/smp/ipi.c
/trunk/kernel/arch/sparc64/src/trap/interrupt.c
/trunk/kernel/generic/src/mm/backend_anon.c
/trunk/kernel/generic/src/mm/backend_elf.c
2133 6307 d 3 h jermar /trunk/kernel/generic/src/mm/ Coding style and indentation fixes.  
/trunk/kernel/generic/src/mm/as.c
/trunk/kernel/generic/src/mm/frame.c
/trunk/kernel/generic/src/mm/tlb.c
2132 6308 d 9 h jermar /trunk/kernel/generic/src/mm/ Fix coding style in the address space area backends.  
/trunk/kernel/generic/src/mm/backend_anon.c
/trunk/kernel/generic/src/mm/backend_elf.c
/trunk/kernel/generic/src/mm/backend_phys.c
2129 6342 d 1 h jermar /trunk/ Fix small problem in sparc64 port.

Bump version to 0.2.0.4 (Sunset).
 
/trunk/kernel/arch/sparc64/include/atomic.h
/trunk/version
2128 6349 d 3 h jermar /trunk/ Add arm32 architecture. The 32 suffix is used to specify that 16-bit Thumb
instructions are not used. The arm32 code is mostly composed of placeholders
that need to be replaced by real implementation. So far, the arm32 tree
only compiles. If run under GXEmul simulator, an infinit loop at the
kernel entry point will be entered.
 
/trunk/boot/arch/arm32
/trunk/boot/arch/arm32/Makefile.inc
/trunk/contrib/toolchain/toolchain.arm32.sh
/trunk/kernel/arch/arm32
/trunk/kernel/arch/arm32/Makefile.inc
/trunk/kernel/arch/arm32/_link.ld.in
/trunk/kernel/arch/arm32/include
/trunk/kernel/arch/arm32/include/arch.h
/trunk/kernel/arch/arm32/include/arg.h
/trunk/kernel/arch/arm32/include/asm.h
/trunk/kernel/arch/arm32/include/atomic.h
/trunk/kernel/arch/arm32/include/barrier.h
/trunk/kernel/arch/arm32/include/byteorder.h
/trunk/kernel/arch/arm32/include/context.h
/trunk/kernel/arch/arm32/include/cpu.h
/trunk/kernel/arch/arm32/include/cycle.h
/trunk/kernel/arch/arm32/include/debug.h
/trunk/kernel/arch/arm32/include/elf.h
/trunk/kernel/arch/arm32/include/exception.h
/trunk/kernel/arch/arm32/include/faddr.h
/trunk/kernel/arch/arm32/include/fpu_context.h
/trunk/kernel/arch/arm32/include/interrupt.h
/trunk/kernel/arch/arm32/include/memstr.h
/trunk/kernel/arch/arm32/include/mm
/trunk/kernel/arch/arm32/include/mm/as.h
/trunk/kernel/arch/arm32/include/mm/asid.h
/trunk/kernel/arch/arm32/include/mm/frame.h
/trunk/kernel/arch/arm32/include/mm/memory_init.h
/trunk/kernel/arch/arm32/include/mm/page.h
/trunk/kernel/arch/arm32/include/mm/tlb.h
/trunk/kernel/arch/arm32/include/proc
/trunk/kernel/arch/arm32/include/proc/task.h
/trunk/kernel/arch/arm32/include/proc/thread.h
/trunk/kernel/arch/arm32/include/types.h
/trunk/kernel/arch/arm32/src
/trunk/kernel/arch/arm32/src/arm32.c
/trunk/kernel/arch/arm32/src/context.S
/trunk/kernel/arch/arm32/src/cpu
/trunk/kernel/arch/arm32/src/cpu/cpu.c
/trunk/kernel/arch/arm32/src/ddi
/trunk/kernel/arch/arm32/src/ddi/ddi.c
/trunk/kernel/arch/arm32/src/dummy.S
/trunk/kernel/arch/arm32/src/mm
/trunk/kernel/arch/arm32/src/mm/as.c
/trunk/kernel/arch/arm32/src/mm/frame.c
/trunk/kernel/arch/arm32/src/mm/page.c
/trunk/kernel/arch/arm32/src/start.S
/trunk/uspace/kbd/arch/arm32
/trunk/uspace/kbd/arch/arm32/include
/trunk/uspace/kbd/arch/arm32/include/kbd.h
/trunk/uspace/kbd/arch/arm32/src
/trunk/uspace/kbd/arch/arm32/src/kbd.c
/trunk/uspace/libc/arch/arm32
/trunk/uspace/libc/arch/arm32/Makefile.inc
/trunk/uspace/libc/arch/arm32/_link.ld.in
/trunk/uspace/libc/arch/arm32/include
/trunk/uspace/libc/arch/arm32/include/atomic.h
/trunk/uspace/libc/arch/arm32/include/config.h
/trunk/uspace/libc/arch/arm32/include/endian.h
/trunk/uspace/libc/arch/arm32/include/faddr.h
/trunk/uspace/libc/arch/arm32/include/limits.h
/trunk/uspace/libc/arch/arm32/include/psthread.h
/trunk/uspace/libc/arch/arm32/include/stackarg.h
/trunk/uspace/libc/arch/arm32/include/syscall.h
/trunk/uspace/libc/arch/arm32/include/thread.h
/trunk/uspace/libc/arch/arm32/include/types.h
/trunk/uspace/libc/arch/arm32/src
/trunk/uspace/libc/arch/arm32/src/dummy.S
/trunk/uspace/libc/arch/arm32/src/entry.s
/trunk/uspace/libc/arch/arm32/src/psthread.S
/trunk/uspace/libc/arch/arm32/src/syscall.c
/trunk/uspace/libc/arch/arm32/src/thread.c
/trunk/uspace/libc/arch/arm32/src/thread_entry.s
/trunk/uspace/softfloat/arch/arm32
/trunk/uspace/softfloat/arch/arm32/include
/trunk/uspace/softfloat/arch/arm32/include/functions.h
/trunk/HelenOS.config
/trunk/Makefile
/trunk/boot/boot.config
/trunk/kernel/generic/include/lib/elf.h
/trunk/kernel/generic/src/mm/frame.c
/trunk/kernel/kernel.config
/trunk/uspace/libc/include/ctype.h
/trunk/uspace/uspace.config
2127 6349 d 12 h decky /trunk/kernel/generic/src/lib/ add forgotten implementation  
/trunk/kernel/generic/src/lib/objc.c
2126 6349 d 23 h decky /trunk/kernel/ small cleanup, more work coming  
/trunk/kernel/generic/include/lib/objc_ext.h
/trunk/kernel/generic/src/lib/objc_ext.c
/trunk/kernel/generic/src/lib/objc.c
/trunk/kernel/Makefile
/trunk/kernel/generic/include/mm/as.h
/trunk/kernel/generic/src/mm/as.c
2125 6350 d 2 h decky /trunk/ experimental support for Objective C
(disabled by default)
 
/trunk/kernel/generic/include/lib/objc.h
/trunk/kernel/generic/src/lib/objc.c
/trunk/contrib/toolchain/toolchain.ia32.sh
/trunk/contrib/toolchain/toolchain.sparc64.sh
/trunk/kernel/Makefile
/trunk/kernel/arch/amd64/Makefile.inc
/trunk/kernel/arch/ia32/Makefile.inc
/trunk/kernel/arch/ia32/src/mm/as.c
/trunk/kernel/arch/ia32xen/Makefile.inc
/trunk/kernel/arch/ia64/Makefile.inc
/trunk/kernel/arch/mips32/Makefile.inc
/trunk/kernel/arch/ppc32/Makefile.inc
/trunk/kernel/arch/ppc64/Makefile.inc
/trunk/kernel/arch/sparc64/Makefile.inc
/trunk/kernel/genarch/include/mm/page_pt.h
/trunk/kernel/genarch/src/mm/as_pt.c
/trunk/kernel/generic/include/memstr.h
/trunk/kernel/generic/include/mm/as.h
/trunk/kernel/generic/include/print.h
/trunk/kernel/generic/src/lib/memstr.c
/trunk/kernel/generic/src/mm/as.c
/trunk/kernel/generic/src/printf/vprintf.c
/trunk/kernel/kernel.config
2124 6350 d 4 h decky /trunk/kernel/generic/ implement simple realloc()  
/trunk/kernel/generic/include/mm/slab.h
/trunk/kernel/generic/src/mm/slab.c
2123 6356 d 6 h decky /trunk/kernel/generic/src/mm/ add forgotten unsigned  
/trunk/kernel/generic/src/mm/frame.c
/trunk/kernel/generic/src/mm/slab.c
2122 6356 d 6 h decky /trunk/kernel/generic/ explicit typecast, fix signed/unsigned comparison  
/trunk/kernel/generic/include/mm/frame.h
/trunk/kernel/generic/src/mm/frame.c
2121 6356 d 7 h decky /trunk/kernel/generic/src/mm/ remove anonymous structure, add static qualifier  
/trunk/kernel/generic/src/mm/frame.c
2120 6356 d 7 h decky /trunk/kernel/generic/include/syscall/ specify syscall handler arguments  
/trunk/kernel/generic/include/syscall/syscall.h
2119 6356 d 7 h decky /trunk/kernel/generic/src/syscall/ explicit typecast  
/trunk/kernel/generic/src/syscall/syscall.c
2118 6356 d 7 h decky /trunk/kernel/generic/src/ explicit typecast, fix signed/unsigned comparison  
/trunk/kernel/generic/src/main/kinit.c
/trunk/kernel/generic/src/proc/scheduler.c
/trunk/kernel/generic/src/proc/task.c
/trunk/kernel/generic/src/proc/thread.c

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