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Author SHA1 Message Date
Stefan Lankes
b7944b2cb4 remove compiler warnings 2015-10-18 20:26:07 +02:00
Stefan Lankes
32fdb72595 add Intel's memcpy implementation to improve the performance 2015-10-18 20:25:28 +02:00
Stefan Lankes
4805d4d8ce prepare (i)RCCE to support OpenMP on HermitCore 
HermitCore isn't able to support the SCC emulator

=> disable emulator specific details (OpenMP staff)
=> OpenMP applications on HermitCore are able to use iRCCE
=> ATTENTION: (i)RCCE isn't thread-safe
 2015-10-18 12:42:20 +02:00
Stefan Lankes
ffd52cb8fa increase default values 
because in comparsion to the SCC are current processors clearly faster
 2015-10-18 11:17:34 +02:00
Stefan Lankes
5effe82dd4 fix time handling 
- add implementation for RCCE_wtime
- use system call to determine the clock frequency
 2015-10-18 10:52:59 +02:00
Stefan Lankes
30b3166155 retries 120 times to find the MPB 
=> afterwards we give up and deliver a NULL pointer
 2015-10-18 10:22:52 +02:00
Stefan Lankes
c2ea9dd1a9 remove test and set registers from MPB 2015-10-18 10:21:53 +02:00
Stefan Lankes
a003ee223f add missing macro "per_core" to get access to timer_ticks 2015-10-18 10:05:14 +02:00
Stefan Lankes
083c44439c use per_core macro to get the correct value of "timer_ticks" 2015-10-18 09:17:29 +02:00
Stefan Lankes
b2fa572aaf remove typo 2015-10-17 15:04:24 +02:00
Stefan Lankes
95f0a2546b add the possibilty to set the isle number 
The environment variable "HERMIT_ISLE" is used to set the default isle.
Now, an application starts on isle 1 as follow:

HERMIT_ISLE=1 ./exec_name
 2015-10-17 14:55:54 +02:00
Stefan Lankes
3d22f40e41 add example executables to the list of ignored files 2015-10-17 12:04:43 +02:00
Stefan Lankes
d18a5ea18f add first iRCCE support into the kernel 
- move islelocks to a separate header
- create virtual message passing buffers
 2015-10-17 12:01:46 +02:00
Stefan Lankes
d9a5fca2d4 add iRCCE examples 2015-10-17 11:58:56 +02:00
Stefan Lankes
e339311d05 add iRCCE as communication library between isles 
- iRCCE was designed for the SCC
- see http://www.lfbs.rwth-aachen.de/publications/files/iRCCE.pdf
- HermitCreate creates virtual message passing puffers to emulate the
  SCC
 2015-10-17 11:56:19 +02:00
Stefan Lankes
3f1c5c1d77 add check, if the system starts a valid HermitCore executable 2015-10-16 07:11:45 +02:00
Stefan Lankes
620e1babfe add system call to deliver the current system tick 2015-10-16 07:07:59 +02:00
Stefan Lankes
a33c86edf3 update the configuration file for our FC22 system 2015-10-12 20:00:07 +02:00
Stefan Lankes
bbdf6eaedd emulate per default a NUMA system 
=> because it is our target platform
 2015-10-12 19:59:15 +02:00
Stefan Lankes
4a0b321555 be sure that optind is intialized with 1 2015-10-09 22:20:46 +02:00
Stefan Lankes
ac2c7ddf72 add hourglass benchmark 
- see
  http://static.usenix.org/publications/library/proceedings/usenix02/tech/freenix/regehr.html
 2015-10-09 22:17:57 +02:00
Stefan Lankes
2946296f75 by an exception, we dump also the register values 2015-10-09 21:48:14 +02:00
Stefan Lankes
698263fd65 increase the default arrax size 
- fits better to our test platform
 2015-10-09 20:33:05 +02:00
Stefan Lankes
6e374c7b5a move all benchmarks to a special directory 2015-10-09 20:31:14 +02:00
Stefan Lankes
e6481584ad remove typos 2015-10-09 20:29:16 +02:00
Stefan Lankes
75734ba074 rename directors examples to tests 2015-10-09 20:22:02 +02:00
Stefan Lankes
34bbd31a5f update confuguration files to newer version of the Linux kernel 2015-10-09 20:16:52 +02:00
Stefan Lankes
87302b1374 per default we support FMA and AVX2 2015-10-08 22:32:13 +02:00
Stefan Lankes
e972889339 remove obsolete file 
- we use GitHub to identify and to specifiy the issues
 2015-10-08 22:29:13 +02:00
Stefan Lankes
381ee3f1df remove obsolete code, remove deadlock in the Linux driver 2015-10-08 22:07:40 +02:00
Stefan Lankes
cacd070d24 enable the support of dynamic ticks 
- a dynamic oneshoot timer is used to wakeup the system instead of
  a periodic timer
 2015-10-06 13:48:25 +02:00
Stefan Lankes
088b496baf remove typos 2015-10-05 19:51:56 +02:00
Stefan Lankes
9eb860f18f add some comments 2015-10-05 11:13:08 +02:00
Stefan Lankes
895edc205a create proxies for the whole argument list of the bash script 
=> our Makefile creates with one command all example procies
 2015-10-05 10:47:55 +02:00
Stefan Lankes
18727027cc add support of remote read and lseek system calls 
- reduce latency by disabling the Nagl algorithm
 2015-10-05 10:12:34 +02:00
Stefan Lankes
ba755badb5 extend example to test the I/O interface 2015-10-05 10:10:45 +02:00
Stefan Lankes
f74b06d6f7 disable Nagle algorithm to reduce the latency 2015-10-05 10:08:10 +02:00
Stefan Lankes
59824c5c76 redefinition of HermitCore's error codes 2015-10-04 15:17:22 +02:00
Stefan Lankes
9277057c02 add more automatically generated files to the list of ignored files 2015-10-03 10:59:22 +02:00
Stefan Lankes
06f53501f9 add proxy, which represents HermitCore tasks on Linux 2015-10-03 10:56:08 +02:00
Stefan Lankes
8f69a04735 remove some obsolete debug messages 2015-10-03 10:54:21 +02:00
Stefan Lankes
e7cddc3e7e add support of proxy processes 2015-10-03 01:43:17 +02:00
Stefan Lankes
dc4e376f94 disable (temporary) socket bypassing 2015-10-02 21:09:19 +02:00
Stefan Lankes
eede10c0b8 remove typos, add todo point 2015-10-01 20:19:32 +02:00
Stefan Lankes
67b46926b1 add IP interface between HermitCore and Linux 2015-09-30 12:27:02 +02:00
Stefan Lankes
61d86522d5 forward isle number from Linux to the satellite kernel 2015-09-13 21:52:45 +02:00
Stefan Lankes
cde3d9dfba start the integration of LwIP 2015-09-13 21:28:30 +02:00
Stefan Lankes
2e9fb73007 add kernel version of memcmp 2015-09-13 21:22:00 +02:00
Stefan Lankes
650d159213 determine image size at runtime 
- because the image could be larger as the file size
- e.g. the file doesn't include BSS
 2015-09-13 18:06:20 +02:00
Stefan Lankes
be9ed3064d preliminary works to use the gs register in user space 2015-09-13 14:51:25 +02:00