Commit graph

252 commits

Author SHA1 Message Date
Jacek Galowicz
49533df72e Made the interrupt entry also safe the registers DS to GS.
This may be removed in the future for speed purposes.
2012-04-11 08:41:58 +02:00
Jacek Galowicz
72016236f1 Fixed two typos. 2012-04-02 14:55:29 +02:00
Jacek Galowicz
4e53aa6f95 Commented the PIT-initialization code to make it easier to understand. 2011-12-15 18:48:06 +01:00
Stefan Lankes
8551a9ea9a use "nicer" function names 2011-10-10 06:23:00 +02:00
Stefan Lankes
8f4349ee51 minor optimizations 2011-10-09 21:03:31 -07:00
Stefan Lankes
8e6b00b42e redesign of the interrupt handling
=> now, the eMAC device uses also LINT0
2011-10-09 13:04:13 -07:00
Stefan Lankes
5fe4f8895b minor optimizations and additional output messages 2011-10-07 16:10:34 +02:00
Marian Ohligs
aecd3b1c8c remove compiler warnings in drivers/char/stdio 2011-09-30 11:59:45 +02:00
Stefan Lankes
0285c6b6b7 remove obsolete debug messages 2011-09-22 21:37:57 +02:00
Stefan Lankes
e9ddfd0db2 dump current value of CR0 2011-09-22 21:36:29 +02:00
Stefan Lankes
50315a1d20 dump every minute the average cpu load 2011-09-22 10:58:03 +02:00
Marian Ohligs
df7d1cab87 - increase legibility (add kb_init & kb_finish) 2011-09-19 00:29:16 +02:00
Marian Ohligs
e572d1c502 Merge branch 'master' into ohligs
Conflicts:
	kernel/init.c
	kernel/tests.c
2011-09-09 21:23:15 +02:00
Stefan Lankes
c6339bfd2d by leaving the interrupt handler, we check if an urgent task is ready
if yes, the kernel switchs to this task
2011-09-06 06:46:52 -07:00
Marian Ohligs
f6e1118cc9 Merge branch 'master' into ohligs 2011-09-01 22:48:25 +02:00
Stefan Lankes
470039bd17 remove wrong code to realize a fast lane for driver tasks 2011-09-01 21:31:44 +02:00
Marian Ohligs
ed5dba2672 Merge branch 'master' into ohligs
Conflicts:
	kernel/tests.c
2011-08-29 14:52:23 +02:00
Stefan Lankes
38d26aecae Merge branch 'master' into demo 2011-08-28 23:59:12 -07:00
Stefan Lankes
81d384b1b0 minor changes in the code style 2011-08-28 08:54:18 -07:00
Stefan Lankes
291aeabb8a Fix huge bug! Idle task could handle its stack pointer wrong!
=> depending on the config file and the started apps, we got different failure
2011-08-28 08:42:39 -07:00
Stefan Lankes
4fe2562839 fine tuning by using the irq fast lane 2011-08-28 01:24:28 -07:00
Stefan Lankes
a748ac7257 Currently, only the SCC uses the fast lane for driver task 2011-08-27 23:18:29 -07:00
Stefan Lankes
c81c83e9ff Merge remote branch 'origin/mailbox_integration' into demo 2011-08-27 08:07:43 -07:00
Stefan Lankes
3abf062ea0 add fast lane for driver task with higher priority 2011-08-27 07:02:45 -07:00
Marian Ohligs
6ee8ee2be5 Merge branch 'master' into ohligs 2011-08-26 21:20:01 +02:00
Stefan Lankes
297421e29d remove compiler warnings 2011-08-26 03:10:40 -07:00
Marian Ohligs
6c126e96f0 - nicer output when typing 2011-08-25 14:05:11 +02:00
Marian Ohligs
378bce0ca1 - bug fix 2011-08-25 13:34:31 +02:00
Marian Ohligs
e9805be005 Merge branch 'master' into ohligs
Conflicts:
	kernel/tasks.c
	kernel/tests.c
2011-08-25 12:15:36 +02:00
Generic account for RWTHAachen Students
0d4ff65bcb fix irq reset 2011-08-24 04:25:10 -07:00
Stefan Lankes
35621d72d1 first try to realize task stealing 2011-08-18 12:16:31 +02:00
Simon Pickartz
142e4892af resolve merge conflicts 2011-08-17 23:32:39 -07:00
Stefan Lankes
4c9855c83a redesign of the scheduler, defining of a runqueue per core
=> Currently, we work stealing isn't supported
2011-08-17 13:51:19 +02:00
Generic account for RWTHAachen Students
7bf0cf184c only check irq status reg if irq_no = 124 2011-08-15 09:56:46 -07:00
Simon Pickartz
6892fa021a testing remote interrupts 2011-08-13 17:14:01 -07:00
Simon Pickartz
67a85668fa testing remote interrupts 2011-08-11 09:02:49 -07:00
Generic account for RWTHAachen Students
6995bb29e3 gic irqs seem to work now 2011-08-10 22:44:16 -07:00
Generic account for RWTHAachen Students
4b03e27a37 testing global interrupt controller 2011-08-10 00:21:21 -07:00
Simon Pickartz
d7175a72a9 testing remote interrupts 2011-08-09 14:54:30 -07:00
Marian Ohligs
a02b596580 - stdin blocks itself util kb has got the input message 2011-08-07 10:20:46 +02:00
Marian Ohligs
8591645bb3 - bug fix 2011-08-06 19:05:46 +02:00
Marian Ohligs
cdc6707852 Merge branch 'master' into ohligs
- one more bug: block_task is missing

Conflicts:
	include/metalsvm/tasks_types.h
	kernel/main.c
	kernel/tasks.c
2011-08-06 17:51:48 +02:00
Stefan Lankes
a179ded21b redesign of the timers, support of timeouts in mailboxes and semaphores 2011-08-06 15:55:34 +02:00
Stefan Lankes
387ef0ea9b cosmetic changes 2011-08-04 16:48:04 +02:00
Stefan Lankes
22441375bb add blocking timers
only the idle tasks use the polling mode
2011-08-03 21:41:06 +02:00
Stefan Lankes
452aa3b1d1 cosmetic changes and add some scheduling statistics 2011-08-03 19:37:05 +02:00
Marian Ohligs
5af1ae0386 Merge branch 'master' into ohligs 2011-08-03 10:43:10 +02:00
Stefan Lankes
577300919c fix bug in search_apic and uses function to find the MP Config Table 2011-08-03 07:37:57 +02:00
Stefan Lankes
f4dd038ee5 save and restore segment registers
=> this fixed a bug in the system call "fork"
2011-08-02 12:33:08 -07:00
Stefan Lankes
d91b0d49c2 minor bug fix
=> search the MP Config Table below 1MB
2011-08-02 18:29:20 +02:00