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Rev Age Author Path Log message Diff
326 6853 d 3 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.
 
309 6856 d 18 h palkovsky /SPARTAN/trunk/ Added architecture independent hooks for fpu lazy context switching.
It is enabled by defining FPU_LAZY
 
294 6857 d 18 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 6858 d 4 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 6858 d 5 h jermar /SPARTAN/trunk/ Add byteorder.h to support conversions between different endianesses.
Add native_le2host().

Use native_le2host() in get_symtab_entry().
 
289 6858 d 8 h palkovsky /SPARTAN/trunk/ Added preprocessed linker script to AMD architecture, so that
the constants are all only in the header files.
 
287 6858 d 12 h jermar /SPARTAN/trunk/arch/ppc/ Symtab support for PPC.  
266 6859 d 14 h cejka /SPARTAN/trunk/ Support for NaN and infinity in printf.  
254 6859 d 19 h decky /SPARTAN/trunk/arch/ppc/ fix stupid assembler bugs in cpu_priority_* (PPC)  
253 6859 d 19 h jermar /SPARTAN/trunk/arch/ Implement PPC's get_stack_base().

Comment AMD64's get_stack_base().
 
250 6860 d 9 h jermar /SPARTAN/trunk/arch/ppc/src/ Add missing semicolon.  
230 6861 d 12 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.
 
218 6862 d 3 h decky /SPARTAN/trunk/arch/ppc/ update PPC for new hardcoded_* method  
210 6862 d 6 h decky /SPARTAN/trunk/ many PPC stuff, platform dependent arch.h header files  
207 6862 d 16 h decky /SPARTAN/trunk/ separated stack mapping  
205 6862 d 18 h jermar /SPARTAN/trunk/ Get rid of memcopy().
All we now have is memcpy() and _memcpy().
memcpy() is defined to be builtin.
Where not applicable, architectures must implement memcpy() code or call slowish _memcopy().
 
204 6862 d 18 h decky /SPARTAN/trunk/arch/ppc/include/ PPC interrupt high/low/restore  
201 6863 d 6 h decky /SPARTAN/trunk/arch/ppc/ header fixes  
199 6863 d 6 h decky /SPARTAN/trunk/arch/ppc/ PPC context save/restore  
195 6863 d 8 h vana /SPARTAN/trunk/ 1) memcopy and _memcopy functions rewriten to ANSI C norm.
2) Repaired ia32,ia64 and mips version of SPARTAN to work with this memcopy functions
3) Warning for non declared funcions added and repaired ia32,ia64 and mips versions to pass build process with this warning and Werror option
 
193 6863 d 10 h decky /SPARTAN/trunk/arch/ppc/include/drivers/ remove obsolete structures  
192 6863 d 10 h jermar /SPARTAN/trunk/ Dump implementation of THREAD, TASK and CPU.
Implement preemption-safe versions of THREAD, TASK and CPU using THE.
Get rid of CPU_ID_ARCH on all architectures.
Get rid of write_dr0() and read_dr0() on IA-32.
Get rid of cpu_private_data and cpu_private_data_t.
 
191 6863 d 10 h decky /SPARTAN/trunk/arch/ppc/ PPC memory size detection  
190 6863 d 11 h decky /SPARTAN/trunk/arch/ppc/src/debug/ PPC panic()  
189 6863 d 12 h decky /SPARTAN/trunk/arch/ppc/include/asm/ PPC assembler register names  
186 6863 d 16 h decky /SPARTAN/trunk/arch/ppc/ add missing OpenFirmware related files  
185 6863 d 16 h decky /SPARTAN/trunk/arch/ OpenFirmware support  
177 6864 d 16 h jermar /SPARTAN/trunk/ Add some comments to IA-32 src/boot/boot.S and src/smp.S.

Make the boot stack start on page boundary.
This is required by get_stack_base().

Define 'THE' macro.

Implement preemption_disable() and preemption_enable().

Add memory barrier macros.
IA-32 macros need support for older processors.
Non IA-32 macros are dummy.

Reduction of many #include paths.
 
173 6868 d 7 h jermar /SPARTAN/trunk/ Preparations for weaker preemption model.
Make all kernel stacks (i.e. startup, scheduler and thread) be STACK_SIZE bytes long.
Reincarnate "the" structure. This time, it is planned to be located at the base of each and every kernel stack.
On IA-32 and MIPS, implement get_stack_base() functions. On the rest of supported platforms, define it to be dummy.
 
169 6873 d 6 h jermar /SPARTAN/trunk/arch/ For each architecture, add an extra type cast of x to __address to both KA2PA() and PA2KA().  
167 6874 d 15 h jermar /SPARTAN/trunk/ Switch over to per vm_t page tables. (breaks ia32 userspace)

Define dummy memcopy() for amd64 and ppc to satisfy compiler.

Get rid of problematic #include <arch/mm/page.h> in mm/page.h.

Indentation fixes and small changes here and there.
 
166 6876 d 8 h decky /SPARTAN/trunk/arch/ppc/ prepare for PPC console support  
163 6876 d 14 h decky /SPARTAN/trunk/arch/ppc/ first booting ELF  
162 6876 d 16 h decky /SPARTAN/trunk/arch/ppc/ PPC linker script  
161 6878 d 16 h jermar /SPARTAN/trunk/arch/ For all relevant architectures, rename fake.s to dummy.s to better reflect the purpose of the file.
Also define global symbol called dummy.
 
160 6882 d 5 h jermar /SPARTAN/trunk/ PPC work.
Define dummy implementations of many functions in fake.s.
Define kernel_image_start in start.S.
 
159 6882 d 5 h jermar /SPARTAN/trunk/arch/ppc/include/ Fix copyright dates.  
157 6882 d 13 h decky /SPARTAN/trunk/ remove cyclic including, change linker script path  
156 6882 d 16 h decky /SPARTAN/trunk/ PPC work in progress  
125 6909 d 6 h jermar /SPARTAN/trunk/ Huge indentation fix.