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Rev Age Author Path Log message Diff Changes
2359 6281 d 4 h jermar /trunk/ Improve comments for the IPC subsystem.
Fix formatting and indentation.
 
/trunk/kernel/generic/src/ipc/ipcrsc.c
/trunk/kernel/generic/src/ipc/sysipc.c
/trunk/uspace/libc/generic/ipc.c
2321 6289 d 0 h decky /trunk/ keep mouse state in i8042_grab, unify keyboard and mouse IRQ handler
(this fixes ticket #12)
 
/trunk/kernel/genarch/src/kbd/i8042.c
/trunk/uspace/kbd/arch/ia32/src/kbd.c
2319 6289 d 4 h decky /trunk/kernel/generic/src/console/ run mcall only on active CPUs  
/trunk/kernel/generic/src/console/cmd.c
2317 6289 d 15 h decky /trunk/kernel/arch/ia32/include/ remove outstanding move  
/trunk/kernel/arch/ia32/include/cpuid.h
2316 6289 d 16 h decky /trunk/kernel/arch/ia32/include/ remove forgotten movs  
/trunk/kernel/arch/ia32/include/cpuid.h
2314 6289 d 16 h decky /trunk/kernel/arch/ia32/include/ allow to compile with -O0  
/trunk/kernel/arch/ia32/include/cpuid.h
2310 6291 d 20 h jermar /trunk/kernel/generic/ Cleanup the waitq_wakeup() interface.
Replace numeric constants (i.e. 0)
and boolean constants (i.e. false) with
more readable WAKEUP_FIRST. Also change the
type of the second argument of waitq_wakeup()
to a newly introduced type wakeup_mode_t.

Fix behaviour of waitq_wakeup() in case
that WAKEUP_ALL semantics is required
but no threads are sleeping in the wait
queue. This is a similar fix to that of
Jan Hudecek committed in the RCU branch,
but, IMHO, is more straightforward and
also doesn't eat up previous missed
wakeups.
 
/trunk/kernel/generic/include/synch/waitq.h
/trunk/kernel/generic/src/ipc/ipc.c
/trunk/kernel/generic/src/proc/scheduler.c
/trunk/kernel/generic/src/synch/waitq.c
2302 6294 d 21 h decky /trunk/ force VGA palette to 3:2:3 palette on 8 bpp modes
(this fixes ticket #33)
 
/trunk/boot/tools/ia32
/trunk/boot/tools/ia32/gen_vga323.c
/trunk/kernel/arch/amd64/src/boot/vga323.pal
/trunk/kernel/arch/ia32/src/boot/vga323.pal
/trunk/kernel/arch/amd64/src/boot/boot.S
/trunk/kernel/arch/ia32/src/boot/boot.S
2301 6295 d 1 h decky /trunk/uspace/fb/ copy proper portion of viewport on screen border
(fixes ticket #34)
 
/trunk/uspace/fb/fb.c
2285 6304 d 3 h jermar /trunk/kernel/generic/src/proc/ Formatting and indentation fixes.  
/trunk/kernel/generic/src/proc/scheduler.c
2275 6308 d 20 h decky /trunk/kernel/generic/ add fancy uptime kconsole command  
/trunk/kernel/generic/include/time/clock.h
/trunk/kernel/generic/src/console/cmd.c
/trunk/kernel/generic/src/time/clock.c
2272 6309 d 20 h jermar /trunk/kernel/ Indentation and formatting fixes.  
/trunk/kernel/arch/sparc64/include/barrier.h
/trunk/kernel/arch/sparc64/src/cpu/cpu.c
/trunk/kernel/arch/sparc64/src/mm/as.c
/trunk/kernel/arch/sparc64/src/proc/scheduler.c
/trunk/kernel/arch/sparc64/src/proc/thread.c
/trunk/kernel/arch/sparc64/src/smp/ipi.c
/trunk/kernel/arch/sparc64/src/smp/smp.c
/trunk/kernel/generic/src/lib/memstr.c
2268 6310 d 19 h jermar /trunk/kernel/generic/ Document and assert proper usage of THREAD_FLAG_WIRED.
Original patch by Jan Hudecek.
 
/trunk/kernel/generic/include/proc/thread.h
/trunk/kernel/generic/src/proc/thread.c
2267 6311 d 19 h jermar /trunk/kernel/arch/sparc64/src/mm/ Fix indentation.  
/trunk/kernel/arch/sparc64/src/mm/frame.c
2266 6311 d 20 h jermar /trunk/kernel/arch/sparc64/src/mm/ Add few assertions to tsb.c and clean it up a little bit.  
/trunk/kernel/arch/sparc64/src/mm/tsb.c
2252 6313 d 18 h jermar /trunk/kernel/arch/sparc64/src/mm/ Move one MEMBAR instruction from a delay slot,
which is, due to SF Erratum #51, a potentionally
dangerous place for a MEMBAR to be.
 
/trunk/kernel/arch/sparc64/src/mm/cache.S
2250 6313 d 18 h jermar /trunk/boot/ Fix ticket #31.  
/trunk/boot/arch/sparc64/loader/main.c
/trunk/boot/genarch/balloc.c
/trunk/boot/genarch/balloc.h
/trunk/boot/genarch/ofw.c
/trunk/boot/genarch/ofw.h
2237 6317 d 17 h jermar /trunk/boot/arch/sparc64/silo/ Upgrade SILO to 1.4.13.  
/trunk/boot/arch/sparc64/silo/silo.tar.gz
2233 6319 d 17 h decky /trunk/kernel/arch/ use the hlt instruction more properly  
/trunk/kernel/arch/amd64/include/asm.h
/trunk/kernel/arch/amd64/src/pm.c
/trunk/kernel/arch/ia32/include/asm.h
/trunk/kernel/arch/ia32/src/pm.c
2232 6319 d 18 h decky /trunk/kernel/arch/mips32/src/ add support for halt/reboot in MSIM  
/trunk/kernel/arch/mips32/src/mips32.c
2231 6319 d 22 h jermar /trunk/kernel/arch/sparc64/ Fix a nasty bug in the TLB miss handlers on sparc64.
After we no longer lock the kernel stack in the DTLB,
there is a real danger of nested DTLB misses. The nested
miss can very easily clobber the DTLB Tag Access register.
Therefore, the original miss may not read this register, but
it has to receive its value as an argument. The argument
value is saved in the trap table when it is guaranteed that
the nested TLB miss will not occur.
 
/trunk/kernel/arch/sparc64/include/mm/tlb.h
/trunk/kernel/arch/sparc64/include/trap/mmu.h
/trunk/kernel/arch/sparc64/src/mm/tlb.c
2230 6319 d 22 h jermar /trunk/uspace/ Remove printf() serialization from thread1 test in tester.
The agreement among developers seems to be that:
- there _must_ be a futex to serialize access to printf()
- there _must_ be pseudo thread serialization in printf()
- the best place for this is vprintf(), the one that goes to console
 
/trunk/uspace/libc/generic/io/printf_core.c
/trunk/uspace/libc/generic/io/vprintf.c
/trunk/uspace/tester/thread/thread1.c
2229 6320 d 1 h jermar /trunk/ Revert some of the changes introduced in revision 2209.
I think it is not correct to remove serialization of pseudo threads in printf_core.c.
With thread-level futex serialization, several pseudo threads running in one thread could easily deadlock
the task.

Add a dedicated futex serialization to thread1.c test only.
 
/trunk/kernel/generic/src/proc/thread.c
/trunk/uspace/libc/arch/sparc64/src/thread_entry.s
/trunk/uspace/libc/generic/io/printf_core.c
/trunk/uspace/libc/generic/io/vprintf.c
/trunk/uspace/tester/fault/fault1.c
/trunk/uspace/tester/fault/fault2.c
/trunk/uspace/tester/thread/thread1.c
2228 6320 d 1 h jermar /trunk/kernel/arch/sparc64/src/ Fix ticket #28.
In switch_to_userspace(), the uarg argument is in %i2, not in %i3.
 
/trunk/kernel/arch/sparc64/src/asm.S
2227 6320 d 8 h decky /trunk/kernel/ start shutdown infrastructure  
/trunk/kernel/generic/src/main/shutdown.c
/trunk/kernel/Makefile
/trunk/kernel/arch/amd64/src/pm.c
/trunk/kernel/arch/arm32/src/arm32.c
/trunk/kernel/arch/ia32/src/pm.c
/trunk/kernel/arch/ia32xen/src/ia32xen.c
/trunk/kernel/arch/ia64/src/ia64.c
/trunk/kernel/arch/mips32/src/mips32.c
/trunk/kernel/arch/ppc32/src/drivers/cuda.c
/trunk/kernel/arch/ppc64/src/ppc64.c
/trunk/kernel/arch/sparc64/src/sparc64.c
/trunk/kernel/generic/include/arch.h
/trunk/kernel/generic/include/proc/task.h
/trunk/kernel/generic/src/console/cmd.c
/trunk/kernel/generic/src/proc/task.c
/trunk/kernel/kernel.config
2226 6320 d 9 h decky /trunk/contrib/conf/ MIPS boot image has grown  
/trunk/contrib/conf/msim.conf
2225 6320 d 9 h decky /trunk/kernel/arch/mips32/ the bss and common sections have to be in .data output section to be properly generated in the binary image
(this might break IRIX, but it is already unmaintaned)
 
/trunk/kernel/arch/mips32/_link.ld.in
2224 6320 d 15 h decky /trunk/kernel/generic/src/console/ detach joined thread  
/trunk/kernel/generic/src/console/cmd.c
2223 6320 d 15 h decky /trunk/kernel/generic/src/ add mcall0 command (calling a function on each CPU)  
/trunk/kernel/generic/src/console/cmd.c
/trunk/kernel/generic/src/main/kinit.c
2222 6320 d 18 h decky /trunk/kernel/ map kernel pages explicitly as writable (this solves compatibility issues with Intel Core 2)
make VESA framebuffer initialization more robust
 
/trunk/kernel/arch/amd64/src/boot/boot.S
/trunk/kernel/arch/amd64/src/mm/page.c
/trunk/kernel/arch/ia32/src/boot/boot.S
/trunk/kernel/arch/ia32/src/mm/page.c
/trunk/kernel/arch/ia32/src/smp/smp.c
/trunk/kernel/arch/ia32xen/src/smp/smp.c
/trunk/kernel/arch/ppc32/src/mm/page.c
/trunk/kernel/arch/ppc64/src/mm/page.c
/trunk/kernel/genarch/src/acpi/acpi.c
/trunk/kernel/generic/src/mm/page.c
2221 6320 d 19 h decky /trunk/kernel/arch/ia32/src/boot/ fix typo in comment  
/trunk/kernel/arch/ia32/src/boot/boot.S
2220 6320 d 19 h decky /trunk/kernel/arch/ia32/src/boot/ check for PSE support, add error message on PSE not present
make initial mapping explicitly writeable, turn PAE explicitly off (just in case)
 
/trunk/kernel/arch/ia32/src/boot/boot.S
2219 6320 d 21 h decky /trunk/kernel/arch/amd64/src/boot/ add error message on no long mode support  
/trunk/kernel/arch/amd64/src/boot/boot.S
2218 6321 d 15 h decky /trunk/kernel/ support the possibility to send EOI or Interrupt Acknowledgement
prior to processing the interrupt
(this is essential on some architectures to prevent preemption deadlock)
 
/trunk/kernel/arch/amd64/src/interrupt.c
/trunk/kernel/arch/ia32/src/drivers/i8254.c
/trunk/kernel/arch/ia32/src/interrupt.c
/trunk/kernel/arch/ia32/src/smp/apic.c
/trunk/kernel/arch/ia32xen/src/interrupt.c
/trunk/kernel/arch/ppc32/src/interrupt.c
/trunk/kernel/arch/ppc64/src/interrupt.c
/trunk/kernel/generic/include/ddi/irq.h
/trunk/kernel/generic/src/ddi/irq.c
2217 6321 d 16 h jermar /trunk/kernel/arch/ia32/src/smp/ On SMP amd64 and ia32 systems, release the irq->lock
before calling clock() from the interrupt handler.
This is important for maintaining kernel preemption
since no preemption can take place while a spinlock
is held.
 
/trunk/kernel/arch/ia32/src/smp/apic.c
2216 6321 d 18 h decky /trunk/ make thread ID 64 bit (task ID is 64 bit already)
cleanup thread syscalls
 
/trunk/kernel/arch/amd64/include/types.h
/trunk/kernel/arch/arm32/include/types.h
/trunk/kernel/arch/ia32/include/types.h
/trunk/kernel/arch/ia32xen/include/types.h
/trunk/kernel/arch/ia64/include/types.h
/trunk/kernel/arch/mips32/include/types.h
/trunk/kernel/arch/ppc32/include/types.h
/trunk/kernel/arch/ppc64/include/types.h
/trunk/kernel/arch/sparc64/include/types.h
/trunk/kernel/generic/include/interrupt.h
/trunk/kernel/generic/include/proc/task.h
/trunk/kernel/generic/include/proc/thread.h
/trunk/kernel/generic/src/adt/btree.c
/trunk/kernel/generic/src/console/cmd.c
/trunk/kernel/generic/src/ipc/ipc.c
/trunk/kernel/generic/src/proc/scheduler.c
/trunk/kernel/generic/src/proc/task.c
/trunk/kernel/generic/src/proc/thread.c
/trunk/kernel/generic/src/syscall/syscall.c
/trunk/kernel/test/fpu/fpu1.c
/trunk/kernel/test/fpu/mips2.c
/trunk/kernel/test/fpu/sse1.c
/trunk/kernel/test/mm/falloc2.c
/trunk/kernel/test/mm/slab1.c
/trunk/kernel/test/mm/slab2.c
/trunk/kernel/test/synch/rwlock3.c
/trunk/kernel/test/synch/rwlock4.c
/trunk/kernel/test/synch/semaphore2.c
/trunk/kernel/test/thread/thread1.c
/trunk/uspace/libc/generic/thread.c
/trunk/uspace/libc/include/thread.h
/trunk/uspace/tester/thread/thread1.c
2211 6321 d 20 h decky /trunk/kernel/generic/src/synch/ reflect the renaming of printflock to printf_lock  
/trunk/kernel/generic/src/synch/spinlock.c
2210 6321 d 20 h decky /trunk/ use more useful values  
/trunk/kernel/test/thread/thread1.c
/trunk/uspace/tester/thread/thread1.c
2209 6321 d 21 h decky /trunk/uspace/ use futex instead of pthread serialization
synchronize only output to stdout
cleanup
 
/trunk/uspace/kbd/generic/key_buffer.c
/trunk/uspace/libc/generic/io/io.c
/trunk/uspace/libc/generic/io/printf.c
/trunk/uspace/libc/generic/io/printf_core.c
/trunk/uspace/libc/generic/io/vprintf.c
/trunk/uspace/libc/generic/io/vsnprintf.c
/trunk/uspace/libc/generic/io/vsprintf.c
/trunk/uspace/libc/include/async.h
2208 6321 d 21 h decky /trunk/kernel/generic/ use spinlock only on console output, not other print functions
cleanup
 
/trunk/kernel/generic/include/print.h
/trunk/kernel/generic/include/printf/printf_core.h
/trunk/kernel/generic/src/printf/printf_core.c
/trunk/kernel/generic/src/printf/snprintf.c
/trunk/kernel/generic/src/printf/vprintf.c
/trunk/kernel/generic/src/printf/vsnprintf.c
/trunk/kernel/generic/src/printf/vsprintf.c