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Rev Age Author Path Log message Diff
199 6878 d 14 h decky /SPARTAN/trunk/arch/ppc/ PPC context save/restore  
198 6878 d 14 h jermar /SPARTAN/trunk/ Switch order of 'src' and 'dst' arguments in some left-over uses of memcopy.

Cleanup.
 
197 6878 d 15 h palkovsky /SPARTAN/trunk/ Context-save/restore in AMD64  
196 6878 d 15 h vana /SPARTAN/trunk/arch/ia32/src/ ASM version of memcopy repaired on ia32  
195 6878 d 16 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
 
194 6878 d 18 h palkovsky /SPARTAN/trunk/arch/amd64/ Code cleanup.  
193 6878 d 18 h decky /SPARTAN/trunk/arch/ppc/include/drivers/ remove obsolete structures  
192 6878 d 18 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 6878 d 18 h decky /SPARTAN/trunk/arch/ppc/ PPC memory size detection  
190 6878 d 19 h decky /SPARTAN/trunk/arch/ppc/src/debug/ PPC panic()  
189 6878 d 20 h decky /SPARTAN/trunk/arch/ppc/include/asm/ PPC assembler register names  
188 6878 d 20 h palkovsky /SPARTAN/trunk/arch/amd64/ AMD64 now can switch into long mode.
Basic page tables working.
 
187 6878 d 22 h cejka /SPARTAN/trunk/ Licence to print1/test.c added.
New function for printing memory map at ia32.
 
186 6878 d 23 h decky /SPARTAN/trunk/arch/ppc/ add missing OpenFirmware related files  
185 6878 d 23 h decky /SPARTAN/trunk/arch/ OpenFirmware support  
184 6879 d 2 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 6879 d 2 h cejka /SPARTAN/trunk/ Small improvements in print1 test and its source code format.  
182 6879 d 2 h cejka /SPARTAN/trunk/ Test for printf added.  
181 6879 d 3 h cejka /SPARTAN/trunk/ Bugs in printf and va_arg functions repaired.  
180 6879 d 15 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.
 
179 6879 d 18 h decky /SPARTAN/trunk/ frmaebuffer font  
178 6879 d 22 h palkovsky /SPARTAN/trunk/arch/amd64/ Fixed linker script to include .eh_frame section.
It now boots into protected mode.
 
177 6880 d 0 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.
 
176 6880 d 15 h jermar /SPARTAN/trunk/arch/ia32/src/boot/ Initialize the stack prior to using it.  
175 6880 d 23 h decky /SPARTAN/trunk/contrib/ Basic PearPC configuration  
174 6883 d 14 h jermar /SPARTAN/trunk/ Small changes.
Coding style fix in main.c.
Make 'cli' be the first instruction in boot.S again.
 
173 6883 d 15 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.
 
172 6884 d 23 h palkovsky /SPARTAN/trunk/arch/amd64/ Do not allow red area on stack in kernel mode.
Small updates for AMD64 memory layout.
 
171 6884 d 23 h jermar /SPARTAN/trunk/ Make rwlock test #3 compile again.

Make rwlock test #4 preemption-safe.

Prepare for preemption controlling functions.
 
170 6887 d 13 h jermar /SPARTAN/trunk/ Add comment to scheduler.c explaining the reason behind saving CPU priority of preempted thread.

Remove two unnecessary cpu_priority_high() calls.
 
169 6888 d 13 h jermar /SPARTAN/trunk/arch/ For each architecture, add an extra type cast of x to __address to both KA2PA() and PA2KA().  
168 6888 d 14 h jermar /SPARTAN/trunk/ Add type cast to __address in vm_create().
This seems to fix the problem with userspace.
Looks like KA2PA() returned wrong address when applied on pte_t *.

Uncomment panic() in gp_fault().
Get rid of cli and sti in userspace code.
 
167 6889 d 22 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 6891 d 16 h decky /SPARTAN/trunk/arch/ppc/ prepare for PPC console support  
165 6891 d 16 h palkovsky /SPARTAN/trunk/arch/amd64/boot/ Copied from ia32, bootloader can be the same.  
164 6891 d 16 h palkovsky /SPARTAN/trunk/ Basics for amd64 architecture. It does compile, but it does not work yet.  
163 6891 d 22 h decky /SPARTAN/trunk/arch/ppc/ first booting ELF  
162 6891 d 23 h decky /SPARTAN/trunk/arch/ppc/ PPC linker script  
161 6894 d 0 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 6897 d 12 h jermar /SPARTAN/trunk/ PPC work.
Define dummy implementations of many functions in fake.s.
Define kernel_image_start in start.S.