Stefan Lankes
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926f818e83
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reduce the number of debug messages
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2014-12-13 17:55:29 +01:00 |
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Stefan Lankes
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168c8a30ab
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create task to handle incoming messages
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2014-12-11 22:43:45 +01:00 |
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Stefan Lankes
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b92ec13995
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some code cleanups
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2014-12-05 09:38:50 +01:00 |
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Stefan Lankes
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f6a5f75725
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fix wrong calculation of active tasks
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2014-12-05 09:29:10 +01:00 |
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Stefan Lankes
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2eaa7589ee
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enable cache for our user-level task
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2014-12-05 07:26:24 +01:00 |
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Stefan Lankes
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4f6792e3c2
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Merge remote-tracking branch 'stv0g/stage5' into stage5
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2014-12-04 22:24:58 +01:00 |
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Stefan Lankes
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c0d69c96be
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add demo of a user-level process
dirty hack, map the function userfoo and its stack to user space
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2014-12-04 22:19:18 +01:00 |
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42571eb4eb
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added proper accounting of user used page frames
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2014-12-04 21:44:02 +01:00 |
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Stefan Lankes
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370997f516
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copy default task's cr3 register to the PCB
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2014-12-03 23:39:13 +01:00 |
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Stefan Lankes
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e9960dc78e
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get_current_stack set CR3 => required for a context switch
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2014-12-03 23:10:32 +01:00 |
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Stefan Lankes
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04290f885d
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fix wrong pointer check
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2014-12-02 23:37:43 +01:00 |
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2cf3c89a40
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fixed syntax errors and compiler warnings in new branch
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2014-11-28 03:20:31 +01:00 |
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1a20a9fb45
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Merge branch 'paging' into paging-fork
Conflicts:
arch/x86/mm/page.c
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2014-11-28 02:45:05 +01:00 |
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b86e9d9a7d
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fixed external declarations
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2014-11-28 01:53:32 +01:00 |
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a471243f83
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added first version of userspace fork/kill support to new branch
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2014-11-28 01:42:41 +01:00 |
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fbf55178c1
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added first version of paging code
(only page_map() works for now)
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2014-08-21 20:17:02 +02:00 |
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92c90c299a
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added bitmap initialization based on Multiboot infos
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2014-06-30 00:10:04 +02:00 |
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Stefan Lankes
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c71b6c6c8a
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Simplify code, add additional comments
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2014-01-22 12:15:15 +01:00 |
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Stefan Lankes
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eb8859d706
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extending example task, fix bug in handling of the TSS
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2014-01-22 12:13:30 +01:00 |
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Stefan Lankes
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b83bc1d261
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add first steps to support user-level tasks
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2014-01-22 12:12:39 +01:00 |
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Stefan Lankes
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87801a1706
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add preemptive multitasking and interrupt handling
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2013-11-27 22:49:30 +01:00 |
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Stefan Lankes
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ebf5172211
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add an example for the usage of a semaphore
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2013-11-26 09:23:39 +01:00 |
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Stefan Lankes
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ba491114bc
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add basic functions to block and to unblock a task
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2013-11-26 09:17:14 +01:00 |
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Stefan Lankes
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e3ba77995c
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remove one (obsolete) readyqueue
priority 0 is only used by the idle task and doesn't need own queue
=> reduce the number of queues
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2013-11-22 19:56:59 +01:00 |
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Stefan Lankes
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fea9e78f32
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remove obsolte function
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2013-11-22 18:42:39 +01:00 |
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Stefan Lankes
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930bc01817
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use the meaningful name readyqueues instead of runqueue
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2013-11-22 18:07:05 +01:00 |
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Stefan Lankes
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3557efcc7a
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simplify scheduling code
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2013-11-21 17:30:52 +01:00 |
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Stefan Lankes
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67926d7c65
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add support of nonpreemptive multitasking and additional comments
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2013-11-19 23:11:53 +01:00 |
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Stefan Lankes
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07b2250270
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add the "smallest" HelloWorld of the world
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2013-11-08 17:22:37 +01:00 |
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