stv0g/metalsvm
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity
1052 commits 9 branches 0 tags 15 MiB
Commit graph

288 commits

Author SHA1 Message Date
Marian Ohligs
5c7e9f38ec Merge branch 'master' into ohligs 
Conflicts:
	.gitignore
	kernel/syscall.c
	kernel/tasks.c
	kernel/tests.c
	newlib/examples/Makefile
 2011-08-10 16:57:17 +02:00
Stefan Lankes
1583f886b8 on the SCC, the kernel determines the virtual address for the initrd 2011-08-10 03:25:22 -07:00
Stefan Lankes
c3fbc90b9e switch (partly) from a Apache License to a BSD License 2011-08-08 23:32:34 +02:00
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
Marian Ohligs
53d3b0e45d Merge branch 'master' into ohligs 
Conflicts:
	kernel/tests.c
 2011-08-02 16:00:11 +02:00
Marian Ohligs
032bba3a95 - some chmod changes 2011-08-02 15:58:20 +02:00
Stefan Lankes
75cf088989 use nicer output messages 2011-08-02 06:19:26 -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 
=> 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 
=> sending EOI before task switching
 2011-07-30 22:47:27 +02:00
Stefan Lankes
5290cd0002 using of the correct data types 
=> 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
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
Stefan Lankes
ff8c37d68d use "real" atomic operations to set a value in atomic_t 2011-07-22 21:08:38 +02:00
Stefan Lankes
dd9ddbca46 add memory barrier 2011-07-21 19:15:48 +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
20c944b099 avoid a task migration during the calculation of the current task 
=> temporary clearing the IF flag
 2011-07-20 08:24:24 +02:00
Stefan Lankes
8e9accd6ed cosmetic changes 2011-07-19 09:58:40 +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 
=> before we enable the interrupts,  we map the APIC registers
 2011-07-18 15:51:26 +02:00
Stefan Lankes
da8b078184 align timer_ticks to a cache line 2011-07-18 09:32:52 +02:00
Stefan Lankes
e595fae384 add SMP support 
- 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
09b3655ea4 reserve a page for the boot code of the application processors 2011-07-18 09:13:33 +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
36a8ed9e31 add helper functions for reading and writing CMOS entries 2011-07-18 09:06:09 +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