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Rev Age Author Path Log message Diff
284 6888 d 3 h palkovsky /SPARTAN/trunk/src/  
283 6888 d 3 h palkovsky /SPARTAN/trunk/ IA32 printf-double support migrated to amd64  
282 6888 d 4 h palkovsky /SPARTAN/trunk/ Fixed gdtr naming issues after ia32 changes.
Fixed stack alignment on new thread to by multiple of 16,
we are now ABI-correct and we do not #GP on va_arg to boot.
Fixed bad exception register names reporting.
Fixed bad _hardcoded_load_addr, which caused allocation of kernel text
frames.
 
276 6888 d 15 h cejka /SPARTAN/trunk/src/debug/ Printf "E" and "F" format fixed.  
274 6888 d 17 h palkovsky /SPARTAN/trunk/src/  
273 6888 d 18 h palkovsky /SPARTAN/trunk/ Changes to make ia32 smp code not architecture dependent.
Changes to accomodate new gdtr loading scheme.
 
270 6888 d 19 h palkovsky /SPARTAN/trunk/ Symbols now include filename  
268 6888 d 20 h palkovsky /SPARTAN/trunk/ Added symbol table lookup in exceptions.
This breaks ia64 & ppc architecture compiles.
 
266 6888 d 22 h cejka /SPARTAN/trunk/ Support for NaN and infinity in printf.  
265 6888 d 23 h palkovsky /SPARTAN/trunk/ Added basic FPU context (not working).
Added CPU utilities from ia32
 
264 6888 d 23 h cejka /SPARTAN/trunk/ E option in printf added.  
259 6889 d 1 h palkovsky /SPARTAN/trunk/ Fixed asm problems in asm in atomic instructions.  
258 6889 d 2 h palkovsky /SPARTAN/trunk/src/proc/ Fixed retyping, so that it compiles with gcc 4.0.2  
257 6889 d 2 h palkovsky /SPARTAN/trunk/ Added basic FPU context (not working).
Added CPU utilities from ia32
Fixed bug in vm.c that wanted PTL to be mapped in bottom memory.
 
251 6889 d 12 h palkovsky /SPARTAN/trunk/ Changes, that were needed to make it work on Bochs.
- We CAN use the NX bit in paging tables, but we have
to initialize the NXE bit in EFER register first.
 
248 6889 d 18 h jermar /SPARTAN/trunk/ Make atomic_dec() and atomic_inc() take (volatile int *) argument, not (volatile count_t *).  
245 6889 d 19 h palkovsky /SPARTAN/trunk/ Use ia32 memmap.h/memmapash.h  
243 6889 d 21 h palkovsky /SPARTAN/trunk/ Resolved mapping of e820 boot area, so that it can be accessed as
e820table from 32-bit mode and e820table_boot from real mode.
 
242 6889 d 22 h palkovsky /SPARTAN/trunk/ Fixed stack settings in boot.S in real mode.
Added ia32 memmap support.
Added cpuid support.
 
241 6890 d 17 h palkovsky /SPARTAN/trunk/ Cleanups so that it compiles on ia-32 & amd-64 cleanly  
239 6890 d 18 h vana /SPARTAN/trunk/ Missing ";" added  
238 6890 d 19 h vana /SPARTAN/trunk/ Register dump on IA-64 exceptions  
236 6890 d 19 h jermar /SPARTAN/trunk/src/ Add missing header into kinit.c.

Do not use PA2KA() on dst_ptl0.
 
235 6890 d 20 h decky /SPARTAN/trunk/ load the kernel above 1 MB on IA-32  
228 6890 d 21 h cejka /SPARTAN/trunk/ Created fmath as basic tool for IEEE 754 floating point numbers.
Added option $F for printf for printing "double" type.
 
227 6890 d 22 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.
 
226 6890 d 22 h palkovsky /SPARTAN/trunk/ Fixed typo in 'outb' instruction.
Paging basically working.
 
223 6891 d 3 h jermar /SPARTAN/trunk/ Preemption work.
Instrument spinlock functions with preemption_disable() and preemption_enable() calls.
 
221 6891 d 3 h jermar /SPARTAN/trunk/ Preemption work.
Define PREEMPTION_DISABLED macro.
This macro determines the level of preemptivity (0 = preemption enabled, THE->preemption_disabled = no preemption inside spinlock, 1 = preemption disabled).
Reformulate preemption code in clock.c to consider PREEMPTION_DISABLED.
 
220 6891 d 4 h vana /SPARTAN/trunk/ Universal exception handler and all exceptions routine to call it added  
219 6891 d 11 h palkovsky /SPARTAN/trunk/ Fixed bad type in frame.c.
Amd64 prints banner.
 
216 6891 d 12 h palkovsky /SPARTAN/trunk/ hardcoded_symbol fixed into linker script on amd64/ia32/mips architecture  
214 6891 d 14 h vana /SPARTAN/trunk/src/  
213 6891 d 14 h jermar /SPARTAN/trunk/ Add some comments.  
212 6891 d 14 h vana /SPARTAN/trunk/ Basic exception support added for ia64 arch ......  
210 6891 d 14 h decky /SPARTAN/trunk/ many PPC stuff, platform dependent arch.h header files  
208 6892 d 0 h palkovsky /SPARTAN/trunk/ arch_pre_init_mm now working.  
207 6892 d 1 h decky /SPARTAN/trunk/ separated stack mapping  
206 6892 d 1 h palkovsky /SPARTAN/trunk/ Better types for ia32 drivers, so that they can be reused in amd64.
Build script cleanup amd64.
New code / not working yet / in amd64.
 
205 6892 d 2 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().