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Rev Age Author Path Log message Diff
3593 5708 d 9 h rimsky /branches/sparc/ Merged latest trunk changes into sparc branch.  
3343 5798 d 15 h decky /branches/sparc/ add sparc branch  
3104 5873 d 0 h svoboda /trunk/kernel/ Declare arguments for memstr.h operations as pointers instead of uintptr_t.  
2745 5972 d 20 h decky /trunk/ code cleanup (mostly signed/unsigned)
allow extra compiler warnings
 
2726 5990 d 21 h vana /trunk/ Basic IA64 boot and kernel suport for real machines  
2725 5993 d 17 h decky /trunk/kernel/ remove config.memory_size, get_memory_size() and memory_init.{c|d}
the amount of available memory can be calculated from the sizes of the zones
add FRAMES2SIZE, SIZE2KB and SIZE2MB functions/macros (code readability)
 
2462 6238 d 11 h jermar /trunk/kernel/ Replace gcc-specific __FUNCTION__ with C99 __func__.
suncc's xregs=no%float can be used only on sparc64.
 
2170 6305 d 9 h jermar /trunk/kernel/ Simplify synchronization in as_switch().
The function was oversynchronized, which
was causing deadlocks on the address
space mutex.

Now, address spaces can only be switched
when the asidlock is held. This also protects
stealing of ASIDs. No other synchronization
is necessary.
 
2089 6367 d 18 h decky /trunk/ huge type system cleanup
remove cyclical type dependencies across multiple header files
many minor coding style fixes
 
2082 6373 d 19 h decky /trunk/ __asm__ __volatile__ -> asm volatile  
2071 6378 d 11 h jermar /trunk/ (c) versus (C)  
1888 6503 d 15 h jermar /trunk/ C99 compliant header guards (hopefully) everywhere in the kernel.
Formatting and indentation changes.
Small improvements in sparc64.
 
1851 6527 d 18 h jermar /trunk/kernel/ sparc64 work.
Define the istate structure.
Move the identity-mapping handler to assembly.
Make the preemptible handler more general so that TL=1 MMU exceptions can make use of it.

Little bit of formatting and indentation.
 
1850 6530 d 21 h jermar /trunk/kernel/arch/ia64/src/mm/ Indentation and formatting changes.  
1787 6568 d 13 h decky / move kernel/trunk, uspace/trunk and boot/trunk to trunk/kernel, trunk/uspace and trunk/boot  
1780 6575 d 14 h jermar /kernel/trunk/ Replace old __u?? types with respective C99 variants (e.g. uint32_t, int64_t, uintptr_t etc.).  
1767 6583 d 21 h palkovsky /kernel/trunk/ Remove unneeded FRAME_PANIC.
Fix some things broken by last commit.
 
1760 6586 d 16 h palkovsky /kernel/trunk/ Changed interface of frame_alloc/free to use address of frame instead of the pfn.
This makes it impossible to use >4GB of memory on 32-bit machines, but who cares...
 
1735 6591 d 21 h decky /kernel/trunk/ make kernel prints case consistent  
1708 6593 d 20 h jermar /kernel/trunk/ Fix some broken doxygen comments.  
1705 6595 d 20 h cejka /kernel/trunk/ Added file with modules definitions and descriptions.
We are able to change modules order and their description in one place.
 
1702 6596 d 17 h cejka /kernel/trunk/ Kernel doxygen comments updated.  
1675 6600 d 19 h jermar /kernel/trunk/arch/ia64/ On ia64, purge DTR entry before overwriting it with new contents.  
1621 6603 d 15 h vana /kernel/trunk/arch/ia64/ itanium faulting task kill  
1411 6616 d 15 h jermar /kernel/trunk/ Modify the hierarchy of page fault handlers to pass access mode that caused the fault.
Architectures are required to pass either PF_ACCESS_READ, PF_ACCESS_WRITE or PF_ACCESS_EXEC
to as_page_fault(), depending on the cause of the fault.
 
1290 6635 d 18 h vana /kernel/trunk/arch/ VESA detection failure fix.

(Some headers)
 
1288 6635 d 20 h jermar /kernel/trunk/ Complete implementation of copy_from_uspace() and copy_to_uspace()
for amd64 and ia32. Other architectures still compile and run,
but need to implement their own assembly-only memcpy(), memcpy_from_uspace(),
memcpy_to_uspace() and their failover parts. For these architectures
only dummy implementations are provided.
 
1221 6648 d 9 h decky /kernel/trunk/ printf-related and other code cleanup  
1210 6649 d 19 h vana /kernel/trunk/ Incomplete VHPT walker support for Itanium  
1104 6679 d 14 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 6684 d 13 h jermar /kernel/trunk/arch/ia64/src/mm/ Fix double page_table_unlock() in ia64 tlb.c.  
1044 6685 d 19 h jermar /kernel/trunk/ Page table locking.  
993 6687 d 12 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.
 
958 6688 d 12 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 6688 d 21 h vana /kernel/trunk/ Better purge page selection.  
945 6689 d 10 h vana /kernel/trunk/arch/ia64/  
944 6689 d 11 h vana /kernel/trunk/ Itanium tlb_invalidate_pages  
935 6689 d 14 h vana /kernel/trunk/ Two frame stack (standard stack + RSE) on Itanium  
928 6689 d 18 h vana /kernel/trunk/ Itanium tlb_invalidate_all  
919 6692 d 19 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.