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250 commits

Author SHA1 Message Date
Marian Ohligs
ef59f6cb8d Merge branch 'master' into ohligs 
Conflicts:
	kernel/tasks.c
 2011-04-23 11:09:56 +02:00
Stefan Lankes
29ab43f289 First steps to realize Inter-Core-Communication via RCCE 2011-04-23 00:13:12 -07:00
Stefan Lankes
900c67c2a0 remove obsolete flags 2011-04-22 09:31:33 +02:00
Stefan Lankes
f3b620a9be add rudimental support of the system call times 
- no full support of the POSIX API
- however, the libc function clock works correctly
 2011-04-21 10:13:58 +02:00
Stefan Lankes
0c411fd702 add basic support of sbrk and fix bug in saving of the fpu context 2011-04-21 07:32:20 +02:00
Stefan Lankes
7cb05d8f4a first version to support the FPU 
- seems to work
- currently, we didn't support SIMD instructions
 2011-04-21 07:32:10 +02:00
Stefan Lankes
d8ad0b8dce add space to store the FPU context 2011-04-21 07:31:46 +02:00
Stefan Lankes
23313590be use logical operations instead of / and % to increase the performance 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
Marian Ohligs
40ce1fe457 manual merge old readwrite branch 2011-04-21 00:25:05 +02:00
Stefan Lankes
faa41e25e2 add basic support of sbrk and fix bug in saving of the fpu context 2011-04-20 21:23:22 +02:00
Stefan Lankes
7e0179f5f7 first version to support the FPU 
- seems to work
- currently, we didn't support SIMD instructions
 2011-04-20 15:16:22 +02:00
Stefan Lankes
ea19b15781 - add room to the FPU context 2011-04-20 11:34:52 +02:00
Marian Ohligs
1dd09910a8 Merge branch 'master' into readwrite 2011-04-19 20:42:40 +02:00
Stefan Lankes
3fea08710d use logical operations instead of / and % to increase the performance 2011-04-19 20:01:18 +02:00
Stefan Lankes
622b403f08 add code to initialize (i)RCCE and to test RCCE 2011-04-19 07:17:51 -07:00
Marian Ohligs
489ed562c9 Merge branch 'master' into readwrite 
Conflicts:
	kernel/tasks.c
 2011-04-18 23:26:08 +02:00
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
e94c31d03b add a new IRQ save spinlock implementation 
- avoids a deadlock
- usable in a interrupt handler
 2011-04-18 15:12:18 +02:00
Marian Ohligs
f730f410c3 Merge branch 'master' into readwrite 
Conflicts:
	arch/x86/include/asm/apic.h
	arch/x86/include/asm/page.h
	arch/x86/include/asm/processor.h
	arch/x86/kernel/idt.c
	fs/initrd.c
 2011-04-16 23:20:52 +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
a9ce93d119 define the macro SCC_BOOTINFO, which defines the address of the boot parameters 2011-04-13 11:10:47 -07:00
Marian Ohligs
be0a6fa72f Merge branch 'master' into readwrite 
Conflicts:
	arch/x86/include/asm/page.h
	arch/x86/include/asm/processor.h
	arch/x86/kernel/idt.c
 2011-04-12 12:58:38 +02:00
Marian Ohligs
b6079272c1 Merge branch 'master' into readwrite 
Conflicts:
	.gitignore
	arch/x86/include/asm/apic.h
	arch/x86/include/asm/processor.h
 2011-04-08 16:25:00 +02:00
Marian Ohligs
04583e3982 read write patch (not working yet) 2011-04-07 16:41:39 +02:00
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
Jacek Galowicz
6c6d77cfa6 Committed the rest. There is only few stuff missing. 
Embedded nice pictures.
 2011-04-05 14:44:42 +02:00
Jacek Galowicz
f411498368 Commented another bunch of header files. 2011-04-04 18:12:08 +02:00
Stefan Lankes
ffe0c1d806 add standard C function strtoul 2011-04-04 08:51:15 +02:00
Stefan Lankes
cb75bf1d87 specify SCC's memory layout in the config file 2011-03-25 20:39:05 +01:00
Stefan Lankes
4efaedd33a fix typo in Makefile 2011-03-24 05:24:40 -07:00
Stefan Lankes
966338f590 add an example for the RCCE settings 2011-03-24 11:28:26 +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
2d9ba6ae70 forwarding arguments to the new tasks 2011-03-08 23:12:38 +01:00
Stefan Lankes
d201c4d1bc - add the support of the system call execve 2011-03-07 20:26:55 +01:00
Stefan Lankes
6f092641ba remove memory leak and redesign of the internal memory accounting 2011-03-04 22:44:53 +01:00
Stefan Lankes
56ee331596 add nested spinlocks 
- required to avoid deadlocks
 2011-03-04 11:38:40 +01:00
Stefan Lankes
e9e2a0bd01 add the support of the system call "execve" in our libgloss 2011-03-03 09:47:14 +01:00
Stefan Lankes
5ce3ed9338 First steps to support the system calls "fork" and "wait" 
- Currently, the system call "fork" doesn't work and has a memory leak
- However, it is a good starting point for further developments.
 2011-03-02 13:49:36 +01:00
Stefan Lankes
6772524b08 change copyright statement 
=> using of a public domain license
 2011-03-02 05:32:25 +01:00
Stefan Lankes
8aff78ff48 include task.h, which is needed by our mailbox 2011-03-01 07:50:42 +01:00
Stefan Lankes
78cd455b20 seperate type declaration and implementation 2011-02-28 12:16:27 +01:00
Stefan Lankes
17193475bb use a spinlock for each PGD 
increases also the useability of vm_alloc and vm_free
 2011-02-24 19:06:32 +01:00
Stefan Lankes
54d636d25c after process termination, the PGD and its PGTs will be freed 2011-02-24 18:32:58 +01:00
Stefan Lankes
c5b650fc32 add the support of the VMA list into the kernel 
- after process termination, this list is used to free the allocated memory regions
 2011-02-24 09:37:31 +01:00
Stefan Lankes
ae52943045 seperate the declaration of the data type spinlock and the implementation of a spinlock 2011-02-24 09:33:02 +01:00
Stefan Lankes
3aaa2406de add a VMA list, which holds each virtual memory region of a user-level process 2011-02-24 09:29:38 +01:00
Stefan Lankes
5f99201f9e add support of the system call "fork" in libgloss 2011-02-18 10:00:09 +01:00
stefan
9a9df5ed2e - merge current eduOS branch to MetalSVM 
=> add the support of "real" user-space applications, which could be loaded via initrd


git-svn-id: http://svn.lfbs.rwth-aachen.de/svn/scc/trunk/MetalSVM@394 315a16e6-25f9-4109-90ae-ca3045a26c18
 2011-02-08 18:37:56 +00:00