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2134 6307 d 15 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 6307 d 15 h jermar /trunk/kernel/generic/src/mm/ Coding style and indentation fixes.  
2132 6308 d 21 h jermar /trunk/kernel/generic/src/mm/ Fix coding style in the address space area backends.  
2128 6349 d 15 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 6350 d 1 h decky /trunk/kernel/generic/src/lib/ add forgotten implementation  
2126 6350 d 11 h decky /trunk/kernel/ small cleanup, more work coming  
2125 6350 d 14 h decky /trunk/ experimental support for Objective C
(disabled by default)
 
2124 6350 d 16 h decky /trunk/kernel/generic/ implement simple realloc()  
2123 6356 d 19 h decky /trunk/kernel/generic/src/mm/ add forgotten unsigned  
2122 6356 d 19 h decky /trunk/kernel/generic/ explicit typecast, fix signed/unsigned comparison  
2121 6356 d 19 h decky /trunk/kernel/generic/src/mm/ remove anonymous structure, add static qualifier  
2120 6356 d 19 h decky /trunk/kernel/generic/include/syscall/ specify syscall handler arguments  
2119 6356 d 19 h decky /trunk/kernel/generic/src/syscall/ explicit typecast  
2118 6356 d 19 h decky /trunk/kernel/generic/src/ explicit typecast, fix signed/unsigned comparison  
2117 6356 d 20 h decky /trunk/kernel/generic/src/ddi/ explicit typecast  
2116 6356 d 20 h decky /trunk/kernel/generic/src/ddi/ explicit typecast  
2115 6356 d 20 h decky /trunk/kernel/generic/src/cpu/ fix signed/unsigned comparison  
2114 6356 d 20 h decky /trunk/kernel/generic/src/console/ explicit typecast  
2113 6356 d 21 h decky /trunk/kernel/generic/src/console/ explicit typecast, fix signed/unsigned comparison  
2112 6356 d 22 h decky /trunk/kernel/generic/src/adt/ explicit typecast, fix signed/unsigned comparison  
2111 6356 d 22 h decky /trunk/kernel/generic/src/adt/ fix signed/unsigned comparison  
2109 6357 d 23 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 6357 d 23 h jermar /trunk/kernel/generic/src/console/ Cleanup kconsole.c  
2107 6358 d 13 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 6358 d 21 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 6362 d 21 h decky /trunk/kernel/ move ipc structures to ipc.h  
2104 6362 d 23 h decky /trunk/kernel/generic/src/lib/ more fine order of magnitude display  
2103 6363 d 14 h decky /trunk/kernel/generic/include/ move timeout_t to timeout.h
move other helper types to thread.h
 
2098 6363 d 16 h decky /trunk/kernel/generic/ avoid conflict with potential keyword  
2096 6363 d 16 h decky /trunk/kernel/generic/include/ move thread_t to thread.h  
2094 6363 d 17 h decky /trunk/kernel/generic/ avoid conflict with potential keyword  
2093 6363 d 17 h decky /trunk/kernel/ spinlock extern declaration macro  
2092 6363 d 18 h decky /trunk/kernel/generic/include/ move cpu_t to cpu.h  
2090 6364 d 17 h decky /trunk/kernel/generic/include/proc/ cleanup garbage  
2089 6364 d 21 h decky /trunk/ huge type system cleanup
remove cyclical type dependencies across multiple header files
many minor coding style fixes
 
2087 6365 d 17 h jermar /trunk/kernel/ Indentaion and formatting changes even Martin will like :-)  
2085 6370 d 20 h decky /trunk/kernel/ typedef elimination  
2083 6370 d 21 h decky /trunk/kernel/ typedef elimination  
2081 6370 d 21 h decky /trunk/kernel/generic/include/ another typedefs to anonymous structs  
2080 6370 d 22 h decky /trunk/kernel/generic/include/ another typedef to anonymous enum