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Author SHA1 Message Date
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
Stefan Lankes
31d14370c4 redesign of the SCC bootloader 2011-04-05 01:50:57 -07:00
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
65d3c6c920 Merge branch 'master' into rcce 2011-03-26 10:10:22 -07:00
Stefan Lankes
d510339e2a move some type and macro definitions to quad.h 2011-03-26 13:29:50 +01:00
Stefan Lankes
0a485fdab8 Merge branch 'master' of git.lfbs.rwth-aachen.de:metalsvm 2011-03-26 10:18:24 +01:00
Stefan Lankes
3651ff97c8 use only an integer to specify the frequency (in MHZ) 2011-03-26 10:16:35 +01:00
Stefan Lankes
50fbacd359 add basic 64bit operations 2011-03-26 10:16:24 +01:00
Stefan Lankes
be3a4cc6ec specify SCC's memory layout in the config file 2011-03-26 10:16:15 +01:00
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
8edd6d5dc8 add 64bit basic operations 2011-03-26 00:14:55 -07:00
Stefan Lankes
cb75bf1d87 specify SCC's memory layout in the config file 2011-03-25 20:39:05 +01:00
Stefan Lankes
f9ec7ccadc redesign of the SCC's init routines 2011-03-25 20:28:43 +01:00
Stefan Lankes
5d94954d3a move koutput_init to the function lowlevel_init 2011-03-25 07:46:23 +01:00
Stefan Lankes
4efaedd33a fix typo in Makefile 2011-03-24 05:24:40 -07:00
Stefan Lankes
63bc9f000e add the directory arch/x86/scc to the kernel directories 2011-03-24 13:13:35 +01:00
Stefan Lankes
ccb8e7c73a disable unsupported function RCCE_wtime 2011-03-24 11:39:36 +01:00
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
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! 
=> no using of compiler flags -fomit-frame-pointer
=> definition of the macro WITH_FRAME_POINTER
 2011-03-22 22:11:43 +01:00
Stefan Lankes
88393984d9 use platform independent data types to create the initrd 2011-03-22 19:04:37 +01:00
Stefan Lankes
b447d78179 remove obsolete entry 2011-03-22 09:30:43 +01:00
Stefan Lankes
6bdff29b11 increasing the support of cross compiling 2011-03-22 09:30:22 +01:00
Stefan Lankes
604670c981 now, the system call "execve" sets also the environment 2011-03-10 09:10:12 +01:00
Stefan Lankes
472b13b527 fix typo 2011-03-09 18:35:23 +01:00
Stefan Lankes
2d9ba6ae70 forwarding arguments to the new tasks 2011-03-08 23:12:38 +01:00
Stefan Lankes
ed29ee444a minor optimization in our assembler code 2011-03-08 14:39:21 +01:00
Stefan Lankes
d201c4d1bc - add the support of the system call execve 2011-03-07 20:26:55 +01:00
Stefan Lankes
fc407a3eda copy also the entries of the pgt container 2011-03-07 20:25:52 +01:00
Stefan Lankes
6613b13c1c cosmetic changes 2011-03-07 20:04:44 +01:00
Stefan Lankes
80377e4ff3 redesign of the IO interface 
=> do not create an additional task to dump kernel messages
 2011-03-07 20:02:24 +01:00
Stefan Lankes
ec5c78fbb3 remove compiler warnings 2011-03-04 23:33:58 +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
c21b1bf8a2 remove compiler warnings 2011-03-04 22:42:41 +01:00
Stefan Lankes
08dd1852b6 create all page tables for the kernel space 2011-03-04 21:38:36 +01:00
Stefan Lankes
08b0207dc9 introduce a special PGD lock for the kernel space 2011-03-04 13:47:06 +01:00
Stefan Lankes
56ee331596 add nested spinlocks 
- required to avoid deadlocks
 2011-03-04 11:38:40 +01:00
Stefan Lankes
3c0c9f2d1a use compiler flag -fno-builtin to disable ALL builtin functions 2011-03-04 07:35:24 +01:00
Stefan Lankes
8dd37885cb extending of our test program 
=> using of the system call "execve"
 2011-03-03 10:31:17 +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
464f31a53b optimize the system call fork 
- add a function to copy a physical page
=> reduce the using of vm_alloc and vm_free
 2011-03-03 09:13:00 +01:00
Stefan Lankes
9e082fcb68 move driver "/dev/null" to the directory "drivers/char" 2011-03-03 07:44:20 +01:00
Stefan Lankes
a27150b923 Fix bug in system call "fork" 
- issues: memory leak
 2011-03-02 23:08:01 +01:00