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Rev Age Author Path Log message Diff
364 6862 d 20 h palkovsky /SPARTAN/trunk/ Added support for msim with 4kc instructions.
Fixed support for upstream msim.

Small boot fix on Indy.
 
363 6863 d 9 h jermar /SPARTAN/trunk/arch/ Fix copyright notices.  
361 6863 d 10 h bondari /SPARTAN/trunk/ Memory routines per-arch declations for future implementation  
345 6870 d 10 h palkovsky /SPARTAN/trunk/arch/mips32/include/  
344 6870 d 10 h palkovsky /SPARTAN/trunk/ Added more code to arc.
Fixed bad name in byteorder.h
 
342 6870 d 16 h jermar /SPARTAN/trunk/arch/ Rename ppc port to ppc32.  
341 6870 d 16 h jermar /SPARTAN/trunk/ Rename mips port to mips32.  
339 6871 d 14 h palkovsky /SPARTAN/trunk/arch/mips/ Make the objcopy files compatibile with gnu-sgi-irix linker.  
338 6871 d 15 h jermar /SPARTAN/trunk/ Avoid code duplication by creating generic byteorder.h.
Some naming changes in swap functions.
 
334 6871 d 17 h jermar /SPARTAN/trunk/arch/ Cleanup.
Cancel __fake in pm.c and replace it with LONG(0xdeadbeaf) in linker script. Still need some to find out why it must be there.
Remove comment saying, that mips is little-endian.
 
332 6871 d 17 h palkovsky /SPARTAN/trunk/ Updated symtab so that it works correctly with BE architectures.
Changed compiler for BE MIPS to be mips-sgi-irix5, because
mipsel -EB does not behave correctly.
Doc updates to amd64.
Added ARC BIOS support to MIPS architecture. Putchar works correctly,
kernel passed FPU & some rwlock tests.
 
330 6872 d 12 h palkovsky /SPARTAN/trunk/arch/mips/ Fixed bad address loading in simulators.
FPU cooprocessor unusable now checks, if it is FPU that is unusable.
 
329 6872 d 13 h palkovsky /SPARTAN/trunk/ Basic changes to boot it on SGI Indy.  
327 6873 d 5 h palkovsky /SPARTAN/trunk/ Doc updates, small fixes.  
326 6873 d 5 h palkovsky /SPARTAN/trunk/ Cleanup of makefiles to have common options in one main makefile.

Add simple build process for different simulators for MIPS.
Added FPU context & lazy FPU context switching to MIPS.
Cleanup of MIPS linker script.
Moved MIPS kernel above 1MB. Not tested on real machine yet, but it might help.

There is something broken with gcc inlined memcpy (either simulator or gcc), it is disabled on BigEndian mips now.
 
325 6873 d 14 h palkovsky /SPARTAN/trunk/arch/mips/include/ Forgotten file...  
324 6873 d 16 h palkovsky /SPARTAN/trunk/ MIPS architecture now works without any problems in
- msim: compile as OUTPUT_FORMAT(binary)
- gxemul: compile as OUTPUT_FORMAT(ecoff-littlemips), or create
configuration file for binary format (will be done later)
- simics: compile as OUTPUT_FORMAT(elf32-little), might work with binary
format, didn't try yet.
 
321 6874 d 9 h palkovsky /SPARTAN/trunk/arch/mips/boot/ Fixed bad instructions in loader.  
320 6874 d 9 h palkovsky /SPARTAN/trunk/arch/mips/src/ Bad stack settings. Why did not msim complain??  
319 6875 d 20 h jermar /SPARTAN/trunk/arch/mips/ Copyright notices changes.  
317 6875 d 21 h palkovsky /SPARTAN/trunk/ MIPS exception now saves all necesssary information only on stack.  
314 6876 d 7 h palkovsky /SPARTAN/trunk/ Small cleanups  
313 6876 d 7 h palkovsky /SPARTAN/trunk/arch/ MIPS bug fixes.
Added usermode to MIPS, unfortunately impossible to test until
MM is ready.
 
309 6876 d 20 h palkovsky /SPARTAN/trunk/ Added architecture independent hooks for fpu lazy context switching.
It is enabled by defining FPU_LAZY
 
308 6876 d 21 h jermar /SPARTAN/trunk/arch/mips/src/ Just formatting changes.  
307 6876 d 21 h palkovsky /SPARTAN/trunk/ Fixed things broken by last commit.  
306 6876 d 21 h palkovsky /SPARTAN/trunk/ Fixed mips boot process.
On interrupt saving registers, save $lo, $hi.
Add interrupt naming to asm files (mips).
Save only necessary registers on context switch (see mips ABI).
Fixed copyright info.
 
293 6878 d 7 h palkovsky /SPARTAN/trunk/ Symbol table now contains static functions too.
NOTE: gcc heavily inlines, be aware of optimizations.

Removed excesive item from boot page tables.
 
292 6878 d 7 h jermar /SPARTAN/trunk/ Add byteorder.h to support conversions between different endianesses.
Add native_le2host().

Use native_le2host() in get_symtab_entry().
 
289 6878 d 11 h palkovsky /SPARTAN/trunk/ Added preprocessed linker script to AMD architecture, so that
the constants are all only in the header files.
 
268 6879 d 14 h palkovsky /SPARTAN/trunk/ Added symbol table lookup in exceptions.
This breaks ia64 & ppc architecture compiles.
 
266 6879 d 16 h cejka /SPARTAN/trunk/ Support for NaN and infinity in printf.  
256 6879 d 21 h decky /SPARTAN/trunk/arch/mips/include/ fix MIPS build error  
242 6880 d 16 h palkovsky /SPARTAN/trunk/ Fixed stack settings in boot.S in real mode.
Added ia32 memmap support.
Added cpuid support.
 
240 6881 d 12 h palkovsky /SPARTAN/trunk/arch/mips/ Fixed bad register assignment in atomic.h.
Added -msoft-float so that it does not call coprocessor and it works withou doubles.
Removed undefined symbol from tlb.c. Unfortunately
mips linker does not report missing symbols.
 
237 6881 d 13 h palkovsky /SPARTAN/trunk/arch/mips/src/ Fixed missing semicolon;  
230 6881 d 15 h cejka /SPARTAN/trunk/arch/ Created fmath as basic tool for IEEE 754 floating point numbers.
Added option $F for printf for printing "double" type.
 
227 6881 d 16 h jermar /SPARTAN/trunk/ Add couple of assertions CPU != NULL.

Change type of nrdy from int to count_t.

Rewrite halt() to avoid page fault when CPU == NULL.
 
216 6882 d 6 h palkovsky /SPARTAN/trunk/ hardcoded_symbol fixed into linker script on amd64/ia32/mips architecture  
213 6882 d 8 h jermar /SPARTAN/trunk/ Add some comments.