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Rev Age Author Path Log message Diff
326 6870 d 10 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 6870 d 18 h palkovsky /SPARTAN/trunk/arch/mips/include/ Forgotten file...  
324 6870 d 21 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.
 
323 6870 d 22 h jermar /SPARTAN/trunk/ Add comments for new floating point modifiers to print.c.
Remove left-over comments from AMD64 and IA-32 page.c.
Coding style clean up.
 
322 6871 d 12 h jermar /SPARTAN/trunk/arch/ia64/ Reduce IA-64 context_t according to IA-64 ABI.

Make IA-64 port compile again.
 
321 6871 d 13 h palkovsky /SPARTAN/trunk/arch/mips/boot/ Fixed bad instructions in loader.  
320 6871 d 13 h palkovsky /SPARTAN/trunk/arch/mips/src/ Bad stack settings. Why did not msim complain??  
319 6873 d 0 h jermar /SPARTAN/trunk/arch/mips/ Copyright notices changes.  
318 6873 d 0 h jermar /SPARTAN/trunk/ Make AMD64 gencontext.c consistent with MIPS gencontext.c  
317 6873 d 1 h palkovsky /SPARTAN/trunk/ MIPS exception now saves all necesssary information only on stack.  
316 6873 d 2 h jermar /SPARTAN/trunk/arch/ia32/src/ Optimize assembler code according to the knoweledge of IA-32 ABI.  
315 6873 d 3 h jermar /SPARTAN/trunk/arch/ia32/ Make IA-32 userspace stack be aligned on doubleword boundary.
In userspace(), mark "eax" as clobbered register.
 
314 6873 d 11 h palkovsky /SPARTAN/trunk/ Small cleanups  
313 6873 d 11 h palkovsky /SPARTAN/trunk/arch/ MIPS bug fixes.
Added usermode to MIPS, unfortunately impossible to test until
MM is ready.
 
312 6873 d 12 h jermar /SPARTAN/trunk/arch/ia32/ According to IA-32 ABI, %edx and %ecx don't have to be saved accross function calls.
Remove these registers from context_t and adjust context_save() and context_restore() to make use of this fact.
 
311 6873 d 13 h bondari /SPARTAN/trunk/arch/ia32/src/acpi/ Minor after fixes to madt parsing  
310 6873 d 13 h bondari /SPARTAN/trunk/arch/ia32/src/acpi/ Fixed possible non-consequentive local apic madt entries
Request for peer review - was not possible to test.
 
309 6874 d 0 h palkovsky /SPARTAN/trunk/ Added architecture independent hooks for fpu lazy context switching.
It is enabled by defining FPU_LAZY
 
308 6874 d 1 h jermar /SPARTAN/trunk/arch/mips/src/ Just formatting changes.  
307 6874 d 1 h palkovsky /SPARTAN/trunk/ Fixed things broken by last commit.  
306 6874 d 2 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.
 
305 6874 d 13 h jermar /SPARTAN/trunk/ Change processor type in simics.conf to x86-hammer.
This way it supports both IA-32 and AMD64.

Fix comment in i8259.c.
 
304 6874 d 13 h decky /SPARTAN/trunk/contrib/conf/ sample Simics configuration  
303 6874 d 19 h palkovsky /SPARTAN/trunk/  
302 6874 d 19 h palkovsky /SPARTAN/trunk/arch/ia32/src/drivers/ Fixed bad slave i8259 initialization.  
301 6874 d 22 h palkovsky /SPARTAN/trunk/arch/ Backported amd64 build process back to ia32.  
300 6874 d 22 h palkovsky /SPARTAN/trunk/arch/ia32/ Backported AMD64 linker and boot changes back to IA32.  
299 6874 d 22 h palkovsky /SPARTAN/trunk/arch/amd64/src/ Better stack recognition in stack content dump.  
298 6874 d 22 h decky /SPARTAN/trunk/ remove lower 2 GB identity mapping (IA-32)  
297 6874 d 22 h palkovsky /SPARTAN/trunk/ Symtab now contains variables  
296 6874 d 23 h palkovsky /SPARTAN/trunk/ More logical fpu_context_engaged setting.
The sse1 test now correctly tests for thread migration settings.
 
295 6874 d 23 h palkovsky /SPARTAN/trunk/ Test that really tests SSE context switching.  
294 6875 d 1 h jermar /SPARTAN/trunk/arch/ Add timeout to kmp() so that we don't deadlock while waiting for AP's to come up.

Improve comment in byteorder.h.
 
293 6875 d 11 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 6875 d 11 h jermar /SPARTAN/trunk/ Add byteorder.h to support conversions between different endianesses.
Add native_le2host().

Use native_le2host() in get_symtab_entry().
 
291 6875 d 15 h jermar /SPARTAN/trunk/arch/ia32/src/smp/ AP cpus are not supposed to touch A20 for this bit is enabled by the BSP cpu.  
290 6875 d 15 h palkovsky /SPARTAN/trunk/arch/ia32/  
289 6875 d 15 h palkovsky /SPARTAN/trunk/ Added preprocessed linker script to AMD architecture, so that
the constants are all only in the header files.
 
288 6875 d 16 h jermar /SPARTAN/trunk/ Create tools/ directory.
Move helper scripts and tools out of src/ and arch/.
 
287 6875 d 19 h jermar /SPARTAN/trunk/arch/ppc/ Symtab support for PPC.