Stefan Lankes
b09747e022
remove obsolete debug message
2016-11-06 13:01:58 +01:00
Stefan Lankes
0f0df0e66e
add debug messages, unmap pages after the failed search for the MP tables
2016-11-05 23:02:24 +01:00
Stefan Lankes
d69895a766
remove typos
2016-11-05 20:05:04 +01:00
Stefan Lankes
d31232d82d
remove obsolte function
2016-10-23 21:52:37 +02:00
Stefan Lankes
0f136e63f3
increase the maximum number of cores to support KNL
2016-10-23 10:33:20 +02:00
Stefan Lankes
6cf477f3c6
remove obsolte "RCCE_release_lock" => triggers a deadlock on HermitCore
2016-10-22 11:59:22 +02:00
Stefan Lankes
be37bf3d03
add missing file
2016-10-21 20:26:51 +02:00
Stefan Lankes
703992b6cf
add hbmem support
2016-10-21 00:21:01 +02:00
Stefan Lankes
8c8dac4038
add AVX512 optimized memcpy
2016-10-21 00:19:44 +02:00
Stefan Lankes
4f5e190ea7
remove obsolete wait loop
2016-10-20 20:47:31 +02:00
Stefan Lankes
3640fcda34
add Linux config file for the CentOS 7 kernel
...
modified CentOS 7 kernel is available at
https://github.com/RWTH-OS/linux/tree/centos7
2016-10-20 20:37:30 +02:00
Stefan Lankes
00d9b358df
reserve space for AVX-512
2016-10-20 12:25:07 +02:00
Stefan Lankes
67320feba5
enable AVX512 support
2016-10-20 00:09:34 +02:00
Stefan Lankes
b24979e448
remove typos
2016-10-19 16:00:51 +02:00
Stefan Lankes
fa9c8a27ac
add wait loop until HermitCore is successfully booted
2016-10-19 12:49:37 +02:00
Stefan Lankes
f2f38f397e
forward packet to Linux, if the destination IP is a real address
2016-10-19 12:48:55 +02:00
Stefan Lankes
210dbc1773
remove typo
2016-10-19 07:28:42 +02:00
Stefan Lankes
cec424f369
round frequency to an integer
2016-10-09 23:14:31 +02:00
Stefan Lankes
add938ae38
switch back to the INIT IPI delay for modern CPUs
2016-10-09 23:08:45 +02:00
Stefan Lankes
deb2b2ad0c
remove typo
2016-10-09 23:02:23 +02:00
Stefan Lankes
4f9e32b67a
per default, we didn't longer build the linux kernel
...
because it isn't required for our tests on Travis CI
2016-10-09 22:56:12 +02:00
Stefan Lankes
b22e2601f3
enable x2APIC only at boot time (and not in every reset call)
2016-10-09 08:57:31 +02:00
Stefan Lankes
b32d266a8c
remove dependency of the PCRE library
2016-10-09 08:55:10 +02:00
Stefan Lankes
070d5fac66
map cmdline 1:1 into the virtual address space, refactoring of the code
2016-10-08 23:24:55 +02:00
Stefan Lankes
451a36176f
remove obsolete debug messages
2016-10-08 23:18:33 +02:00
Stefan Lankes
bb9ffa2a99
forward the cpu frequency from the host to HermitCore
2016-10-08 00:59:52 +02:00
Stefan Lankes
75f431eccc
increasing the readability
2016-10-08 00:23:49 +02:00
Stefan Lankes
8eecc1f777
some code cleanups
2016-10-05 08:56:29 +02:00
Stefan Lankes
67555fba91
scan also the Extended BIOS Data Area for the MP Floating Pointer Structure
2016-10-04 23:47:21 +02:00
Stefan Lankes
bcd7c83964
add a detection of the Go runtime => zeroed heap only for Go apps
2016-10-04 18:56:52 +02:00
Stefan Lankes
a2819c6874
minor improvements in memset (usage of stosq instead of stosb)
2016-10-04 16:45:42 +02:00
Stefan Lankes
c5f2c1f0b7
add option to map zeroed pages
...
- add also an option to remap pages without IPIs
- be sure that an IPIs is not required
2016-10-03 23:15:09 +02:00
Stefan Lankes
b2d6c81074
using the variable "environment" to determine the environment
...
- in contrast to other implementation, newlib uses a separate
variable for the environment
=> scanning of argv is not possible
2016-10-03 10:07:20 +02:00
Stefan Lankes
566d5f7b56
clear page before the first usage
2016-10-03 01:01:12 +02:00
Stefan Lankes
561ae5baba
remove obsolete memset, bss segemnt is already initialized
2016-10-03 01:00:27 +02:00
Stefan Lankes
3dbbf2a69c
Increase the readability
2016-10-02 01:07:42 +02:00
Stefan Lankes
7f58c294ad
Switch back to the traditional delay for an INIT IPI
2016-10-02 00:53:39 +02:00
Stefan Lankes
7e56943169
print also the memory stats of a Go programm
2016-09-29 23:19:10 +02:00
Stefan Lankes
c58202f9f6
update demo video
2016-09-25 23:51:20 +02:00
Stefan Lankes
aa84b77421
by booting a CPU, we reduce the delay time
...
=> works only on modern CPUs
2016-09-25 23:49:50 +02:00
Stefan Lankes
8caa6183be
add new asciinema video
2016-09-25 23:18:50 +02:00
Stefan Lankes
c04a4ffc01
remove typo
2016-09-25 23:04:14 +02:00
Stefan Lankes
ebe41f1d46
use the CPU brand to determine the frequency
...
=> reduce the boot time
2016-09-25 22:59:57 +02:00
Stefan Lankes
58059ed3e0
reduce the number of ticks to determine the cpu frequency
...
=> faster bootup time
2016-09-24 14:23:28 +02:00
Stefan Lankes
2f78c2042b
only single kernel has to wakeup th application processors
...
- in the multi kernel environment, Linux wakeups the application
processors
2016-09-22 20:04:34 +02:00
Stefan Lankes
11aaf99390
if HERMIT_VERBOS is set to 0, don't print the log file
2016-09-22 19:39:52 +02:00
Stefan Lankes
74bc5a2fcf
move architecture dependent part into x86/include/asm/tasks_types.h
2016-09-22 18:41:53 +02:00
Stefan Lankes
58d96cee2a
remove obsolete load FPU environment (fldenv)
2016-09-22 18:36:24 +02:00
Stefan Lankes
a885c99cf2
only by setting DYNAMIC_TICKS, the tsc counter is used to realize round-robin
2016-09-22 18:31:03 +02:00
Stefan Lankes
fbaf77c8fd
add counter to the task control block to determine the computation time
...
- the counter represents the time at which the task is scheduled on the
cpu
- if two or more tasks are running on the same cpu, we use this value to
determine an expired time slice
=> task switching for round-robin scheduling
2016-09-22 18:18:27 +02:00