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| 2 | pj | 1 | /* |
| 2 | * Project: S.Ha.R.K. |
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| 3 | * |
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| 4 | * Coordinators: |
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| 5 | * Giorgio Buttazzo <giorgio@sssup.it> |
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| 6 | * Paolo Gai <pj@gandalf.sssup.it> |
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| 7 | * |
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| 8 | * Authors : |
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| 9 | * Paolo Gai <pj@gandalf.sssup.it> |
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| 10 | * (see the web pages for full authors list) |
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| 11 | * |
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| 12 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
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| 13 | * |
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| 14 | * http://www.sssup.it |
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| 15 | * http://retis.sssup.it |
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| 16 | * http://shark.sssup.it |
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| 17 | */ |
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| 18 | |||
| 19 | /** |
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| 20 | ------------ |
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| 21 | CVS : $Id: init1.c,v 1.1.1.1 2002-03-29 14:12:52 pj Exp $ |
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| 22 | |||
| 23 | File: $File$ |
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| 24 | Revision: $Revision: 1.1.1.1 $ |
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| 25 | Last update: $Date: 2002-03-29 14:12:52 $ |
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| 26 | ------------ |
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| 27 | |||
| 28 | System initialization file |
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| 29 | |||
| 30 | The tick is set to TICK ms. |
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| 31 | |||
| 32 | This file contains the 2 functions needed to initialize the system. |
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| 33 | |||
| 34 | These functions register the following levels: |
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| 35 | |||
| 36 | a RR (Round Robin) level |
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| 37 | a Dummy level |
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| 38 | |||
| 39 | It can accept these task models: |
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| 40 | |||
| 41 | NRT_TASK_MODEL at level 0 |
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| 42 | |||
| 43 | **/ |
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| 44 | |||
| 45 | /* |
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| 46 | * Copyright (C) 2000 Paolo Gai |
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| 47 | * |
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| 48 | * This program is free software; you can redistribute it and/or modify |
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| 49 | * it under the terms of the GNU General Public License as published by |
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| 50 | * the Free Software Foundation; either version 2 of the License, or |
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| 51 | * (at your option) any later version. |
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| 52 | * |
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| 53 | * This program is distributed in the hope that it will be useful, |
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| 54 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 55 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 56 | * GNU General Public License for more details. |
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| 57 | * |
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| 58 | * You should have received a copy of the GNU General Public License |
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| 59 | * along with this program; if not, write to the Free Software |
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| 60 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 61 | * |
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| 62 | */ |
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| 63 | |||
| 64 | |||
| 65 | |||
| 66 | #include "kernel/kern.h" |
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| 67 | #include "modules/rr.h" |
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| 68 | #include "modules/dummy.h" |
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| 69 | |||
| 70 | |||
| 71 | /*+ sysyem tick in us +*/ |
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| 72 | #define TICK 300 |
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| 73 | |||
| 74 | /*+ RR tick in us +*/ |
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| 75 | #define RRTICK 10000 |
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| 76 | |||
| 77 | TIME __kernel_register_levels__(void *arg) |
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| 78 | { |
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| 79 | struct multiboot_info *mb = (struct multiboot_info *)arg; |
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| 80 | |||
| 81 | RR_register_level(RRTICK/4, RR_MAIN_NO, mb); |
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| 82 | RR_register_level(RRTICK, RR_MAIN_YES, mb); |
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| 83 | dummy_register_level(); |
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| 84 | |||
| 85 | return TICK; |
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| 86 | } |
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| 87 | |||
| 88 | TASK __init__(void *arg) |
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| 89 | { |
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| 90 | struct multiboot_info *mb = (struct multiboot_info *)arg; |
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| 91 | |||
| 92 | __call_main__(mb); |
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| 93 | |||
| 94 | return (void *)0; |
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| 95 | } |
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| 96 |