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Rev | Author | Line No. | Line |
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1385 | giacomo | 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 | * Giacomo Guidi <giacomo@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 | * 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 | */ |
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35 | |||
36 | #include "kernel/kern.h" |
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1552 | pj | 37 | #include "intdrive/intdrive/intdrive.h" |
38 | #include "edf/edf/edf.h" |
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39 | #include "hardcbs/hardcbs/hardcbs.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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1385 | giacomo | 42 | |
1552 | pj | 43 | #include "sem/sem/sem.h" |
44 | #include "cabs/cabs/cabs.h" |
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1385 | giacomo | 45 | |
46 | #include <drivers/shark_linuxc26.h> |
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47 | #include <drivers/shark_pci26.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_fb26.h> |
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51 | |||
52 | #define FRAME_BUFFER_DEVICE 0 |
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53 | |||
54 | /*+ sysyem tick in us +*/ |
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55 | #define TICK 0 |
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56 | |||
57 | /*+ RR tick in us +*/ |
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58 | #define RRTICK 2000 |
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59 | |||
60 | /*+ Interrupt Server +*/ |
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61 | #define INTDRIVE_Q 1000 |
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1580 | tullio | 62 | #define INTDRIVE_U 0.1*MAX_BANDWIDTH |
1385 | giacomo | 63 | #define INTDRIVE_FLAG 0 |
64 | |||
65 | void call_shutdown_task(void *arg); |
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66 | int device_drivers_init(); |
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67 | int device_drivers_close(); |
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68 | void set_shutdown_task(); |
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69 | TASK shutdown_task_body(void *arg); |
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70 | |||
71 | PID shutdown_task_PID = -1; |
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72 | |||
73 | TIME __kernel_register_levels__(void *arg) |
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74 | { |
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75 | struct multiboot_info *mb = (struct multiboot_info *)arg; |
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1580 | tullio | 76 | LEVEL EDF_level; |
1385 | giacomo | 77 | |
1567 | mauro | 78 | INTDRIVE_register_level(INTDRIVE_Q, INTDRIVE_Q, INTDRIVE_U, INTDRIVE_FLAG); |
1580 | tullio | 79 | EDF_level = EDF_register_level(EDF_ENABLE_ALL); |
80 | HCBS_register_level(HCBS_ENABLE_ALL, EDF_level); |
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1385 | giacomo | 81 | RR_register_level(RRTICK, RR_MAIN_YES, mb); |
82 | dummy_register_level(); |
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83 | |||
84 | SEM_register_module(); |
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85 | CABS_register_module(); |
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86 | |||
87 | return TICK; |
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88 | } |
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89 | |||
90 | TASK __init__(void *arg) |
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91 | { |
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92 | struct multiboot_info *mb = (struct multiboot_info *)arg; |
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93 | |||
94 | /* Create the shutdown task. It will be activated at RUNLEVEL |
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95 | SHUTDOWN */ |
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96 | set_shutdown_task(); |
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97 | |||
98 | /* Init the drivers */ |
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99 | device_drivers_init(); |
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100 | |||
101 | /* Set the shutdown task activation */ |
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102 | sys_atrunlevel(call_shutdown_task, NULL, RUNLEVEL_SHUTDOWN); |
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103 | |||
104 | __call_main__(mb); |
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105 | |||
106 | return (void *)0; |
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107 | } |
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108 | |||
109 | void set_shutdown_task() { |
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110 | |||
111 | /* WARNING: the shutdown task is a background thread. It cannot execute |
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112 | if the system is overloaded */ |
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113 | NRT_TASK_MODEL nrt; |
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114 | |||
115 | nrt_task_default_model(nrt); |
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116 | nrt_task_def_system(nrt); |
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117 | |||
118 | shutdown_task_PID = task_create("Shutdown Task",shutdown_task_body,&nrt,NULL); |
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119 | if (shutdown_task_PID == NIL) { |
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120 | sys_shutdown_message("Error: Cannot create shutdown task\n"); |
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1547 | pj | 121 | exit(0); |
1385 | giacomo | 122 | } |
123 | |||
124 | } |
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125 | |||
126 | int device_drivers_init() { |
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127 | |||
128 | int res; |
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129 | KEYB_PARMS kparms = BASE_KEYB; |
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130 | |||
1567 | mauro | 131 | LINUXC26_register_module(TRUE); |
1385 | giacomo | 132 | |
133 | PCI26_init(); |
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134 | |||
135 | INPUT26_init(); |
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136 | |||
137 | keyb_def_ctrlC(kparms, NULL); |
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138 | |||
139 | KEYB26_init(&kparms); |
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140 | |||
141 | FB26_init(); |
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142 | |||
143 | res = FB26_open(FRAME_BUFFER_DEVICE); |
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144 | if (res) { |
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145 | cprintf("Error: Cannot open graphical mode\n"); |
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146 | KEYB26_close(); |
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147 | INPUT26_close(); |
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1547 | pj | 148 | exit(0); |
1385 | giacomo | 149 | } |
150 | |||
151 | FB26_use_grx(FRAME_BUFFER_DEVICE); |
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152 | |||
153 | FB26_setmode(FRAME_BUFFER_DEVICE,"640x480-16"); |
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154 | |||
155 | return 0; |
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156 | |||
157 | } |
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158 | |||
159 | int device_drivers_close() { |
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160 | |||
161 | FB26_close(FRAME_BUFFER_DEVICE); |
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162 | |||
163 | KEYB26_close(); |
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164 | |||
165 | INPUT26_close(); |
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166 | |||
167 | return 0; |
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168 | |||
169 | } |
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170 | |||
171 | #define SHUTDOWN_TIMEOUT_SEC 3 |
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172 | |||
173 | void call_shutdown_task(void *arg) |
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174 | { |
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175 | struct timespec t; |
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176 | |||
177 | sys_gettime(&t); |
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178 | t.tv_sec += SHUTDOWN_TIMEOUT_SEC; |
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179 | |||
180 | /* Emergency timeout to exit from RUNLEVEL_SHUTDOWN */ |
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181 | kern_event_post(&t,(void *)((void *)sys_abort_shutdown),(void *)0); |
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182 | |||
183 | task_activate(shutdown_task_PID); |
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184 | } |
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185 | |||
186 | TASK shutdown_task_body(void *arg) { |
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187 | |||
188 | device_drivers_close(); |
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189 | |||
190 | sys_shutdown_message("-- S.Ha.R.K. Closed --\n"); |
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191 | |||
192 | return NULL; |
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193 | |||
194 | } |