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2134 6328 d 1 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.
 
2133 6328 d 1 h jermar /trunk/kernel/generic/src/mm/ Coding style and indentation fixes.  
2132 6329 d 7 h jermar /trunk/kernel/generic/src/mm/ Fix coding style in the address space area backends.  
2128 6370 d 1 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.
 
2127 6370 d 10 h decky /trunk/kernel/generic/src/lib/ add forgotten implementation  
2126 6370 d 21 h decky /trunk/kernel/ small cleanup, more work coming  
2125 6371 d 0 h decky /trunk/ experimental support for Objective C
(disabled by default)
 
2124 6371 d 2 h decky /trunk/kernel/generic/ implement simple realloc()  
2123 6377 d 4 h decky /trunk/kernel/generic/src/mm/ add forgotten unsigned  
2122 6377 d 4 h decky /trunk/kernel/generic/ explicit typecast, fix signed/unsigned comparison  
2121 6377 d 5 h decky /trunk/kernel/generic/src/mm/ remove anonymous structure, add static qualifier  
2120 6377 d 5 h decky /trunk/kernel/generic/include/syscall/ specify syscall handler arguments  
2119 6377 d 5 h decky /trunk/kernel/generic/src/syscall/ explicit typecast  
2118 6377 d 5 h decky /trunk/kernel/generic/src/ explicit typecast, fix signed/unsigned comparison  
2117 6377 d 6 h decky /trunk/kernel/generic/src/ddi/ explicit typecast  
2116 6377 d 6 h decky /trunk/kernel/generic/src/ddi/ explicit typecast  
2115 6377 d 6 h decky /trunk/kernel/generic/src/cpu/ fix signed/unsigned comparison  
2114 6377 d 6 h decky /trunk/kernel/generic/src/console/ explicit typecast  
2113 6377 d 7 h decky /trunk/kernel/generic/src/console/ explicit typecast, fix signed/unsigned comparison  
2112 6377 d 8 h decky /trunk/kernel/generic/src/adt/ explicit typecast, fix signed/unsigned comparison  
2111 6377 d 8 h decky /trunk/kernel/generic/src/adt/ fix signed/unsigned comparison  
2109 6378 d 8 h jermar /trunk/kernel/generic/ Revert thread_interrupt_sleep() to waitq_interrupt_sleep().
I'd prefer that this, IMO, waitq related stuff stays together.
 
2108 6378 d 9 h jermar /trunk/kernel/generic/src/console/ Cleanup kconsole.c  
2107 6378 d 23 h jermar /trunk/ When clock() is called by an external interrupt dispatched by the IRQ dispatcher,
no spinlock can be held or the kernel will not be preemptive. This fixes Ticket #24.

Formating and indentation fixes.
 
2106 6379 d 7 h jermar /trunk/kernel/ Merge as_t structure into one and leave the differring parts in as_genarch_t.

Indentation and formatting changes in header files.
 
2105 6383 d 7 h decky /trunk/kernel/ move ipc structures to ipc.h  
2104 6383 d 9 h decky /trunk/kernel/generic/src/lib/ more fine order of magnitude display  
2103 6384 d 0 h decky /trunk/kernel/generic/include/ move timeout_t to timeout.h
move other helper types to thread.h
 
2098 6384 d 2 h decky /trunk/kernel/generic/ avoid conflict with potential keyword  
2096 6384 d 2 h decky /trunk/kernel/generic/include/ move thread_t to thread.h  
2094 6384 d 3 h decky /trunk/kernel/generic/ avoid conflict with potential keyword  
2093 6384 d 3 h decky /trunk/kernel/ spinlock extern declaration macro  
2092 6384 d 4 h decky /trunk/kernel/generic/include/ move cpu_t to cpu.h  
2090 6385 d 3 h decky /trunk/kernel/generic/include/proc/ cleanup garbage  
2089 6385 d 7 h decky /trunk/ huge type system cleanup
remove cyclical type dependencies across multiple header files
many minor coding style fixes
 
2087 6386 d 3 h jermar /trunk/kernel/ Indentaion and formatting changes even Martin will like :-)  
2085 6391 d 5 h decky /trunk/kernel/ typedef elimination  
2083 6391 d 7 h decky /trunk/kernel/ typedef elimination  
2081 6391 d 7 h decky /trunk/kernel/generic/include/ another typedefs to anonymous structs  
2080 6391 d 7 h decky /trunk/kernel/generic/include/ another typedef to anonymous enum