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
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=> search the MP Config Table below 1MB
2011-08-02 18:29:20 +02:00
Marian Ohligs
032bba3a95
- some chmod changes
2011-08-02 15:58:20 +02:00
Simon Pickartz
3275d8cc17
still testing remote interrupt
2011-08-01 14:24:46 -07:00
Marian Ohligs
429c2a99d7
Merge branch 'master' into ohligs
2011-08-01 22:35:04 +02:00
Stefan Lankes
d5bfc4f28c
avoid races on SMP systems
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=> signalizes with a new flag, that a task switch is finished
2011-08-01 22:01:39 +02:00
Marian Ohligs
b25bd2d785
Merge branch 'master' into ohligs
2011-07-31 20:09:00 +02:00
Stefan Lankes
a26f88c940
cosmetic changes
2011-07-31 19:17:42 +02:00
Stefan Lankes
27ee238684
search MP table on all systems
2011-07-31 19:15:06 +02:00
Marian Ohligs
f9be7c9641
Merge branch 'master' into ohligs
2011-07-30 23:00:57 +02:00
Stefan Lankes
0410594ae8
fix bug in handling the timer interrupt
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=> sending EOI before task switching
2011-07-30 22:47:27 +02:00
Stefan Lankes
5290cd0002
using of the correct data types
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=> avoids some conflicts on other architectures
2011-07-30 22:46:08 +02:00
Marian Ohligs
94a98c5950
Merge branch 'master' into ohligs
...
Conflicts:
kernel/tasks.c
2011-07-30 19:21:25 +02:00
Stefan Lankes
fba32ec692
using of the correct data types
...
=> avoids some conflicts on other architectures
2011-07-30 17:34:30 +02:00
Stefan Lankes
30f84a4007
fix bug in irq handling
2011-07-30 17:28:09 +02:00
Marian Ohligs
4b258871be
Merge branch 'master' into ohligs
2011-07-27 10:36:51 +02:00
Marian Ohligs
55e0e971be
merge master
2011-07-27 10:28:01 +02:00
Simon Pickartz
f344f65769
mailbox-system thread-safe now
2011-07-23 12:27:08 -07:00
Stefan Lankes
ff2b9da103
do not longer search a MP table, if MAX_CORES is set to 1
2011-07-22 21:17:15 +02:00
Marian Ohligs
a14ba26991
Merge branch 'master' into ohligs
...
Conflicts:
kernel/tasks.c
kernel/tests.c
2011-07-21 15:05:32 +02:00
Stefan Lankes
ab37b024b0
simply the scheduler => move code from entry.asm to timer.c
2011-07-21 09:59:29 +02:00
Stefan Lankes
e57a447fda
minor changes in using the per_core macro, add additional output messages by an exception & cosmetic changes
2011-07-20 09:47:46 +02:00
Stefan Lankes
a422926dda
cosmetic changes
2011-07-19 09:23:55 +02:00
Stefan Lankes
d05ffcacac
we use the same handler for exceptions and interrupts => interrupts has to push a virtual error code on the stack
2011-07-19 09:10:12 +02:00
Stefan Lankes
b1c5bf67c2
use a more robust method to find the MP table
2011-07-19 07:36:24 +02:00
Stefan Lankes
d203a070f4
add IPI support to flush the TLB on the other cores
2011-07-19 07:16:49 +02:00
Stefan Lankes
85768e6f58
fix bug in APIC code
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=> before we enable the interrupts, we map the APIC registers
2011-07-18 15:51:26 +02:00
Simon Pickartz
6e14d56de8
mailbox does not support sendings to own mailbox
2011-07-18 01:14:18 -07:00
Stefan Lankes
da8b078184
align timer_ticks to a cache line
2011-07-18 09:32:52 +02:00
Stefan Lankes
e595fae384
add SMP support
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- this is experimental version
- by setting MAX_CORES to 1, you are to disable the SMP support
2011-07-18 09:14:28 +02:00
Stefan Lankes
ba1cbc97c8
on a SMP system, only the boot processor increases the timer value
2011-07-18 09:10:23 +02:00
Stefan Lankes
35ec905b7e
move processor initialization code into the function cpu_init
2011-07-18 09:01:35 +02:00
Stefan Lankes
18ce8eff11
some code cleanups
2011-07-15 09:22:31 +02:00
Stefan Lankes
a61607d2e7
add additional error messages
2011-07-12 10:26:50 -07:00
Stefan Lankes
ff1bc7c470
remove typo
2011-07-11 23:42:25 -07:00
Marian Ohligs
7b63bf1d27
!!!!! -> increasing the offset has to be done inside the fs/chardriver.
...
- rewrite the initrd_read/write, char_driver r/w. Now all functions use fildes_t instead of vfs_node_t structs.
- eleminate some compiler warnings
- some changes in open, to reduce compiler warnings. This function isn't working yet!
2011-07-05 14:50:25 +02:00
Stefan Lankes
5cd3d7557a
fine tuning to increase the performance of the mailbox example
2011-07-02 03:13:24 -07:00
Simon Pickartz
39b79506bf
Merge branch 'master' of git.lfbs.rwth-aachen.de:metalsvm into mailbox_integration
2011-06-22 19:51:21 +02:00
Marian Ohligs
2a23f30963
Merge branch 'master' into ohligs
2011-06-12 12:02:24 +02:00
Simon Pickartz
f6fed124b6
use interrupts+anylength_call now
2011-06-09 04:23:17 -07:00
Stefan Lankes
9085bb67e4
fix typo
2011-06-09 08:29:06 +02:00
Stefan Lankes
393808e198
fix bug in the initializtion of the BSS section
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- DO NOT LONGER USE the compiler flag "-fno-zero-initialized-in-bss"
2011-06-09 08:18:12 +02:00
Generic account for RWTHAachen Students
fbd30d8f5a
testing mail_check
2011-06-08 09:23:05 -07:00
Generic account for RWTHAachen Students
bba87c8e27
bug fix in mail_ping
2011-06-07 05:53:16 -07:00
Marian Ohligs
d92515f02a
Merge branch 'master' into ohligs
2011-05-30 22:48:00 +02:00
Jacek Galowicz
7fdb044e9a
Encapsulated FPU restore instructions.
...
There is a new procedure restore_fpu_state() in
arch/x86/include/asm/tasks_types.
Will need this code in lguest, too.
2011-05-30 11:22:54 +02:00