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Rev Age Author Path Log message Diff
259 6900 d 23 h palkovsky /SPARTAN/trunk/ Fixed asm problems in asm in atomic instructions.  
258 6901 d 1 h palkovsky /SPARTAN/trunk/src/proc/ Fixed retyping, so that it compiles with gcc 4.0.2  
257 6901 d 1 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 6901 d 10 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 6901 d 17 h jermar /SPARTAN/trunk/ Make atomic_dec() and atomic_inc() take (volatile int *) argument, not (volatile count_t *).  
245 6901 d 18 h palkovsky /SPARTAN/trunk/ Use ia32 memmap.h/memmapash.h  
243 6901 d 20 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 6901 d 21 h palkovsky /SPARTAN/trunk/ Fixed stack settings in boot.S in real mode.
Added ia32 memmap support.
Added cpuid support.
 
241 6902 d 15 h palkovsky /SPARTAN/trunk/ Cleanups so that it compiles on ia-32 & amd-64 cleanly  
239 6902 d 17 h vana /SPARTAN/trunk/ Missing ";" added  
238 6902 d 17 h vana /SPARTAN/trunk/ Register dump on IA-64 exceptions  
236 6902 d 18 h jermar /SPARTAN/trunk/src/ Add missing header into kinit.c.

Do not use PA2KA() on dst_ptl0.
 
235 6902 d 18 h decky /SPARTAN/trunk/ load the kernel above 1 MB on IA-32  
228 6902 d 20 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 6902 d 20 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 6902 d 20 h palkovsky /SPARTAN/trunk/ Fixed typo in 'outb' instruction.
Paging basically working.
 
223 6903 d 1 h jermar /SPARTAN/trunk/ Preemption work.
Instrument spinlock functions with preemption_disable() and preemption_enable() calls.
 
221 6903 d 2 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 6903 d 2 h vana /SPARTAN/trunk/ Universal exception handler and all exceptions routine to call it added  
219 6903 d 10 h palkovsky /SPARTAN/trunk/ Fixed bad type in frame.c.
Amd64 prints banner.
 
216 6903 d 11 h palkovsky /SPARTAN/trunk/ hardcoded_symbol fixed into linker script on amd64/ia32/mips architecture  
214 6903 d 13 h vana /SPARTAN/trunk/src/  
213 6903 d 13 h jermar /SPARTAN/trunk/ Add some comments.  
212 6903 d 13 h vana /SPARTAN/trunk/ Basic exception support added for ia64 arch ......  
210 6903 d 13 h decky /SPARTAN/trunk/ many PPC stuff, platform dependent arch.h header files  
208 6903 d 22 h palkovsky /SPARTAN/trunk/ arch_pre_init_mm now working.  
207 6903 d 23 h decky /SPARTAN/trunk/ separated stack mapping  
206 6904 d 0 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 6904 d 1 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().
 
202 6904 d 12 h palkovsky /SPARTAN/trunk/src/lib/ Fixed bad types in memsetw.  
200 6904 d 13 h palkovsky /SPARTAN/trunk/ Added putchar to AMD  
198 6904 d 13 h jermar /SPARTAN/trunk/ Switch order of 'src' and 'dst' arguments in some left-over uses of memcopy.

Cleanup.
 
197 6904 d 14 h palkovsky /SPARTAN/trunk/ Context-save/restore in AMD64  
195 6904 d 15 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
 
192 6904 d 17 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.
 
184 6905 d 1 h jermar /SPARTAN/trunk/ Add lib/the.c.
Add and deploy the_initialize() and the_copy().

Make IA-32's before_thread_runs() use SP_DELTA macro.
 
183 6905 d 1 h cejka /SPARTAN/trunk/ Small improvements in print1 test and its source code format.  
182 6905 d 1 h cejka /SPARTAN/trunk/ Test for printf added.  
181 6905 d 2 h cejka /SPARTAN/trunk/ Bugs in printf and va_arg functions repaired.  
180 6905 d 14 h jermar /SPARTAN/trunk/ Globalize 'size' and 'delta' and rename them to 'kernel_size' and 'heap_delta'.

Fix heap initialization to take 'heap_delta' into account.

Implement IA-64 get_stack_base().

Adjust SP_DELTA's to consider one extra word on stack.
(So that the stack pointer is within appropriate limits even on IA-64).

More #include cleanup.