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Rev Age Author Path Log message Diff
4055 5726 d 6 h trochtova /branches/dd/ changes in trunk (rev 4054) merged into dd branch  
3022 6009 d 8 h decky /branches/dd/ device drivers branch  
2784 6079 d 22 h jermar /trunk/kernel/arch/ Fortify ia32 and amd64 kernels against mallicious uspace applications that set
DF prior to entering the kernel. For AMD64 syscalls, we don't use the CLD
instruction, but make use of the SFMASK MSR instead. Simics works fine with
it, but QEMU seems to have a problem.
 
2606 6204 d 2 h jermar /trunk/ Support for 6 syscalls arguments on amd64.  
2071 6506 d 22 h jermar /trunk/ (c) versus (C)  
2018 6544 d 1 h decky /trunk/kernel/ rename rdtsc() to get_cycle()  
1787 6697 d 0 h decky / move kernel/trunk, uspace/trunk and boot/trunk to trunk/kernel, trunk/uspace and trunk/boot  
1288 6764 d 7 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.
 
1278 6767 d 0 h palkovsky /kernel/trunk/ Changed interrupt_control to preemption_control.  
1212 6777 d 1 h palkovsky /kernel/trunk/ Added uspace call to enable/disable interrupts.  
1121 6806 d 21 h jermar /kernel/trunk/ Small textual changes.  
1094 6810 d 8 h palkovsky /kernel/trunk/ Allowed saving less registers.  
1021 6815 d 1 h jermar /kernel/trunk/ Hopefully final version of interrupt handlers for amd64 and ia32.
amd64 has been especially tricky to debug.
Error code detection is now done in compile time.
 
955 6816 d 23 h palkovsky /kernel/trunk/ Added kernel IPC functionality.  
820 6849 d 20 h jermar /kernel/trunk/ Convert size_t, count_t and index_t to 64-bits on 64-bit architectures.
Change some pfn_t usages to count_t, size_t and index_t.
 
808 6851 d 9 h palkovsky /kernel/trunk/arch/amd64/ Doc updates.  
806 6851 d 16 h palkovsky /kernel/trunk/arch/amd64/ Added (finally!) userspace to AMD64.
It does not work on Simics *$U&%&$&*#. Broken simics!!!
There should be probably LEA instead of MOV/ADD, but LEA does not
work in neither qemu nor bochs. Any other simulator to test? :-/
 
803 6851 d 19 h palkovsky /kernel/trunk/arch/amd64/ Basic amd syscall support.  
799 6851 d 22 h palkovsky /kernel/trunk/ Preliminary work on AMD userspace.  
717 6874 d 0 h decky /kernel/trunk/ remove obsolete in-kernel userspace code
remove CONFIG_USERSPACE switch, uspace support is configured at run-time
 

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