Stefan Lankes
23313590be
use logical operations instead of / and % to increase the performance
2011-04-21 07:31:45 +02:00
Stefan Lankes
145c2e91be
enables runtime debug messages for RCCE library calls
2011-04-21 07:31:45 +02:00
Stefan Lankes
ed22678011
add code to initialize (i)RCCE and to test RCCE
2011-04-21 07:31:44 +02:00
Stefan Lankes
373d663fd0
add iRCCE code
2011-04-21 07:31:38 +02:00
Stefan Lankes
4fc507bc6b
fix bug in the TSS initialization for a new task, which is a copy of the current task
2011-04-18 12:18:59 -07:00
Stefan Lankes
68564c3238
Merge branch 'tests'
...
Conflicts:
include/metalsvm/spinlock.h
include/metalsvm/spinlock_types.h
kernel/tasks.c
2011-04-18 15:36:22 +02:00
Stefan Lankes
68281c8ad0
cosmetic changes, minor code optimization
2011-04-18 15:10:24 +02:00
Stefan Lankes
47f37e3b00
use memory barriers instead of read memory barriers to determine the current TSC
...
=> more accurate caclculation of the timer frequency
+ minor cosmetic changes
2011-04-18 15:07:45 +02:00
Stefan Lankes
624afd187c
by entering a system call, we need also to push the segment descriptor on the stack
2011-04-18 15:05:27 +02:00
Stefan Lankes
04a0dfb114
enable the support of the system call "fork"
...
remove obsolete file
2011-04-18 15:03:35 +02:00
Jacek Galowicz
b9b7841dc3
Moved IDT related structs from idt.c to idt.h.
2011-04-15 15:08:41 +02:00
Stefan Lankes
02cf1d87f2
resolve some merge conflicts
2011-04-14 08:58:07 +02:00
Stefan Lankes
b5908af744
Merge branch 'master' of git.lfbs.rwth-aachen.de:metalsvm into doxygen
...
Conflicts:
.gitignore
arch/x86/include/asm/apic.h
arch/x86/include/asm/page.h
arch/x86/include/asm/processor.h
arch/x86/kernel/idt.c
2011-04-14 08:40:52 +02:00
Stefan Lankes
eeb49cdb90
add the SCC support of a initial ramdisk
2011-04-13 11:03:34 -07:00
Stefan Lankes
12fb2a60f2
create a dynamic region, which specifies the boot parameters
2011-04-13 07:04:50 -07:00
Stefan Lankes
0fbf2df5ac
use inline assembler to load the IDT
2011-04-08 10:45:26 -07:00
Stefan Lankes
ba1388c13d
Merge branch 'master' of git.lfbs.rwth-aachen.de:metalsvm into rcce
2011-04-08 07:26:55 -07:00
Stefan Lankes
e3e06fe523
set APICID of the boot processor to 0
2011-04-08 16:02:29 +02:00
Stefan Lankes
92c5917ef4
add support to map kernel pages above 1GB
2011-04-08 16:02:29 +02:00
Stefan Lankes
ab78beb859
cosemtic changes
2011-04-08 16:02:28 +02:00
Stefan Lankes
8868900e19
redesign of nested if flag handling
...
=> only clearing and setting of the IF flag
2011-04-08 16:02:28 +02:00
Stefan Lankes
1ff9c397a9
fix bug in the debug messages
2011-04-08 16:02:08 +02:00
Stefan Lankes
ea5b7e4930
reset APIC before timer initialization
2011-04-08 16:02:01 +02:00
Stefan Lankes
e96a549349
more accurate calculation of the processor frequency
2011-04-08 16:01:54 +02:00
Stefan Lankes
030243f200
introduce the hlt instruction
2011-04-08 16:01:44 +02:00
Stefan Lankes
6b86f3c572
add the address of error status register
2011-04-08 16:01:36 +02:00
Stefan Lankes
683f8cca1e
add macro to simplify the using of th hlt instruction
2011-04-06 05:38:44 -07:00
Stefan Lankes
f0e4a2b833
add the support of the memory type MPBT
...
=> seesection "10.1.2 Internal Cache Changes" of SCC External Architecture Specification (R1.1)
2011-04-05 23:43:44 -07:00
Stefan Lankes
e599063dd2
cosmetic changes
2011-04-05 11:37:20 +02:00
Stefan Lankes
b46664b375
increasing the readability
2011-04-05 11:33:41 +02:00
Stefan Lankes
e8abd6f336
minor improvements and cosmetic changes to increase the readability
2011-04-05 02:00:02 -07:00
Stefan Lankes
9918db81ec
fix bugs in initialization of RCCE
...
at first, we have to enable paging and to disable caching for the configuration registers
2011-04-05 01:55:02 -07:00
Jacek Galowicz
f411498368
Commented another bunch of header files.
2011-04-04 18:12:08 +02:00
Jacek Galowicz
dfe2c817de
Continued the small documentation journey.
...
Edited Doxyfile - will show static functions and vars now, because some
of them were interesting for documentation.
2011-04-04 11:27:49 +02:00
Jacek Galowicz
60fd07542f
Documented GDT and IDT files and optimized doxygen-output by fixing
...
__attribute__ misparsings as structure names
2011-04-03 20:46:53 +02:00
Jacek Galowicz
6a9ca105f1
recently forgot to document page flags. This commit catches up.
2011-04-03 18:58:01 +02:00
Jacek Galowicz
1581d3e075
Added a doxyfile and documented arch/x86/include/asm/page.h
2011-04-01 20:13:26 +02:00
Stefan Lankes
3729433b37
Fix bug in wrong using of synchronisation primitives
...
=> reported by Jacek...
2011-04-01 19:33:41 +02:00
Stefan Lankes
27ddfb29e6
set default frequency to 533 MHz
2011-04-01 00:26:14 -07:00
Stefan Lankes
f14c693e10
fix bug in the routine, which calculates the apic timer frequecy
2011-04-01 00:24:03 -07:00
Stefan Lankes
fb215aca47
redesign of the SCC bootloader and rename kernel file to metalsvm.elf
2011-03-31 12:50:42 -07:00
Stefan Lankes
017233d7df
use .text instead of .code section
2011-03-31 12:38:04 -07:00
Stefan Lankes
edbc87a1fb
add the MPB programm of the RCCE distribution to MetalSVM
2011-03-26 00:55:20 -07:00
Stefan Lankes
2fb15062da
use only a int to specify the frequency in MHZ
2011-03-26 00:18:49 -07:00
Stefan Lankes
f9ec7ccadc
redesign of the SCC's init routines
2011-03-25 20:28:43 +01:00
Stefan Lankes
ccb8e7c73a
disable unsupported function RCCE_wtime
2011-03-24 11:39:36 +01:00
Stefan Lankes
c738a64d57
integration of RCCE in MetalSVM (untested version)
...
Attention: currently, MetalSVM didn't support the floating point unit
=> no using of RCCE_wtime
=> no using of the data type RCCE_double
=> RCCE_init expect an integer value as frequency in MHZ
2011-03-24 11:21:38 +01:00
Stefan Lankes
1d8810aa91
add rudimental support of basic C functions
...
- isacii
- islower
- isupper
- toascii
- isspace
- isdigit
- tolower
- toupper
- strtol
- atoi
2011-03-24 11:01:59 +01:00
Stefan Lankes
1a141d9dc9
create a separate directory for SCC specific code
2011-03-24 07:13:55 +01:00
Stefan Lankes
de9fb1fc65
use for debugging the normal C callig convention!
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=> no using of compiler flags -fomit-frame-pointer
=> definition of the macro WITH_FRAME_POINTER
2011-03-22 22:11:43 +01:00
