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Rev | Author | Line No. | Line |
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1347 | giacomo | 1 | /* |
2 | * Project: HARTIK (HA-rd R-eal TI-me K-ernel) |
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3 | * |
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4 | * Coordinators: Giorgio Buttazzo <giorgio@sssup.it> |
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5 | * Gerardo Lamastra <gerardo@sssup.it> |
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6 | * |
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1569 | tullio | 7 | * Authors : |
8 | * Mauro Marinoni <mauro.marinoni@unipv.it> |
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9 | * Tullio Facchinetti <tullio.facchinetti@unipv.it> |
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1347 | giacomo | 10 | * (see authors.txt for full list of hartik's authors) |
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://hartik.sssup.it |
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17 | */ |
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18 | |||
19 | /* |
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20 | * This program is free software; you can redistribute it and/or modify |
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21 | * it under the terms of the GNU General Public License as published by |
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22 | * the Free Software Foundation; either version 2 of the License, or |
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23 | * (at your option) any later version. |
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24 | * |
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25 | * This program is distributed in the hope that it will be useful, |
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26 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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27 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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28 | * GNU General Public License for more details. |
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29 | * |
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30 | * You should have received a copy of the GNU General Public License |
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31 | * along with this program; if not, write to the Free Software |
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32 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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33 | */ |
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34 | |||
1389 | mauro | 35 | |
1347 | giacomo | 36 | #include <kernel/kern.h> |
37 | |||
1552 | pj | 38 | #include "edf/edf/edf.h" |
39 | #include "cbs/cbs/cbs.h" |
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40 | #include "rr/rr/rr.h" |
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41 | #include "dummy/dummy/dummy.h" |
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42 | #include "intdrive/intdrive/intdrive.h" |
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1347 | giacomo | 43 | |
1552 | pj | 44 | #include "sem/sem/sem.h" |
45 | #include "hartport/hartport/hartport.h" |
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1347 | giacomo | 46 | |
47 | #include <drivers/shark_linuxc26.h> |
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48 | #include <drivers/shark_input26.h> |
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49 | #include <drivers/shark_keyb26.h> |
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50 | #include <drivers/shark_spk26.h> |
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51 | |||
52 | /*+ sysyem tick in us +*/ |
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53 | #define TICK 0 |
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54 | |||
55 | /*+ RR tick in us +*/ |
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56 | #define RRTICK 10000 |
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57 | |||
1389 | mauro | 58 | /*+ Interrupt Server +*/ |
59 | #define INTDRIVE_Q 1000 |
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1569 | tullio | 60 | #define INTDRIVE_U 0.1*MAX_BANDWIDTH |
1389 | mauro | 61 | #define INTDRIVE_FLAG 0 |
1347 | giacomo | 62 | |
1389 | mauro | 63 | PID shutdown_task_PID = 1; |
1347 | giacomo | 64 | |
65 | TIME __kernel_register_levels__(void *arg) |
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66 | { |
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67 | struct multiboot_info *mb = (struct multiboot_info *)arg; |
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1569 | tullio | 68 | LEVEL EDF_level; |
1347 | giacomo | 69 | |
1569 | tullio | 70 | INTDRIVE_register_level(INTDRIVE_Q, INTDRIVE_Q, INTDRIVE_U, INTDRIVE_FLAG); |
71 | EDF_level = EDF_register_level(EDF_ENABLE_ALL); |
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72 | CBS_register_level(CBS_ENABLE_ALL, EDF_level); |
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1347 | giacomo | 73 | RR_register_level(RRTICK, RR_MAIN_YES, mb); |
74 | dummy_register_level(); |
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75 | |||
76 | SEM_register_module(); |
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77 | |||
78 | return TICK; |
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79 | } |
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80 | |||
1389 | mauro | 81 | int device_drivers_close() { |
82 | |||
83 | KEYB26_close(); |
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84 | SPEAK26_close(); |
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85 | INPUT26_close(); |
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86 | |||
87 | return 0; |
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88 | } |
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1347 | giacomo | 89 | |
1389 | mauro | 90 | int device_drivers_init() { |
1347 | giacomo | 91 | |
1389 | mauro | 92 | KEYB_PARMS kparms = BASE_KEYB; |
93 | |||
1569 | tullio | 94 | LINUXC26_register_module(TRUE); |
1347 | giacomo | 95 | INPUT26_init(); |
1389 | mauro | 96 | |
97 | /*keyb_def_map(kparms, KEYMAP_IT);*/ |
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98 | keyb_def_ctrlC(kparms, NULL); |
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1347 | giacomo | 99 | KEYB26_init(&kparms); |
1389 | mauro | 100 | |
1347 | giacomo | 101 | SPEAK26_init(); |
1389 | mauro | 102 | return 0; |
103 | } |
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1347 | giacomo | 104 | |
1389 | mauro | 105 | TASK shutdown_task_body(void *arg) { |
106 | |||
107 | device_drivers_close(); |
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108 | sys_shutdown_message("-- S.Ha.R.K. Closed --\n"); |
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109 | return NULL; |
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110 | } |
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111 | |||
112 | void set_shutdown_task() { |
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113 | |||
114 | NRT_TASK_MODEL nrt; |
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115 | |||
116 | nrt_task_default_model(nrt); |
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117 | nrt_task_def_system(nrt); |
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118 | |||
119 | shutdown_task_PID = task_create("Shutdown Task", shutdown_task_body, &nrt, NULL); |
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120 | if (shutdown_task_PID == NIL) { |
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121 | sys_shutdown_message("Error: Cannot create shutdown task\n"); |
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1550 | pj | 122 | exit(1); |
1389 | mauro | 123 | } |
124 | |||
125 | } |
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126 | |||
1399 | giacomo | 127 | #define SHUTDOWN_TIMEOUT_SEC 3 |
128 | |||
1389 | mauro | 129 | void call_shutdown_task(void *arg) { |
1399 | giacomo | 130 | struct timespec t; |
131 | |||
132 | sys_gettime(&t); |
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133 | t.tv_sec += SHUTDOWN_TIMEOUT_SEC; |
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134 | |||
135 | /* Emergency timeout to exit from RUNLEVEL_SHUTDOWN */ |
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136 | kern_event_post(&t,(void *)((void *)sys_abort_shutdown),(void *)0); |
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137 | |||
1389 | mauro | 138 | task_activate(shutdown_task_PID); |
139 | } |
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140 | |||
141 | TASK __init__(void *arg) |
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142 | { |
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143 | struct multiboot_info *mb = (struct multiboot_info *)arg; |
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144 | |||
145 | HARTPORT_init(); |
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146 | |||
147 | set_shutdown_task(); |
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148 | |||
149 | device_drivers_init(); |
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150 | |||
151 | sys_atrunlevel(call_shutdown_task, NULL, RUNLEVEL_SHUTDOWN); |
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152 | |||
1347 | giacomo | 153 | __call_main__(mb); |
154 | |||
155 | return (void *)0; |
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156 | } |