FreeCalypso > hg > fc-magnetite
comparison src/cs/os/nucleus/tc_defs.h @ 0:945cf7f506b2
src/cs: chipsetsw import from tcs211-fcmodem
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author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 25 Sep 2016 22:50:11 +0000 |
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1 /*************************************************************************/ | |
2 /* */ | |
3 /* Copyright (c) 1993-1994 Accelerated Technology, Inc. */ | |
4 /* */ | |
5 /* PROPRIETARY RIGHTS of Accelerated Technology are involved in the */ | |
6 /* subject matter of this material. All manufacturing, reproduction, */ | |
7 /* use, and sales rights pertaining to this subject matter are governed */ | |
8 /* by the license agreement. The recipient of this software implicitly */ | |
9 /* accepts the terms of the license. */ | |
10 /* */ | |
11 /*************************************************************************/ | |
12 | |
13 /*************************************************************************/ | |
14 /* */ | |
15 /* FILE NAME VERSION */ | |
16 /* */ | |
17 /* tc_defs.h PLUS 1.1 */ | |
18 /* */ | |
19 /* COMPONENT */ | |
20 /* */ | |
21 /* TC - Thread Control */ | |
22 /* */ | |
23 /* DESCRIPTION */ | |
24 /* */ | |
25 /* This file contains data structure definitions and constants for */ | |
26 /* the component that controls the various threads of execution in */ | |
27 /* system. Threads include tasks, HISRs, signal handlers, etc. */ | |
28 /* */ | |
29 /* AUTHOR */ | |
30 /* */ | |
31 /* William E. Lamie, Accelerated Technology, Inc. */ | |
32 /* */ | |
33 /* DATA STRUCTURES */ | |
34 /* */ | |
35 /* TC_TCB Task Control Block */ | |
36 /* TC_HCB HISR Control Block */ | |
37 /* TC_PROTECT Task/HISR protection struct */ | |
38 /* */ | |
39 /* FUNCTIONS */ | |
40 /* */ | |
41 /* None */ | |
42 /* */ | |
43 /* DEPENDENCIES */ | |
44 /* */ | |
45 /* cs_defs.h Common service definitions */ | |
46 /* tm_defs.h Timer control definitions */ | |
47 /* */ | |
48 /* HISTORY */ | |
49 /* */ | |
50 /* NAME DATE REMARKS */ | |
51 /* */ | |
52 /* W. Lamie 03-01-1993 Created initial version 1.0 */ | |
53 /* D. Lamie 04-19-1993 Verified version 1.0 */ | |
54 /* W. Lamie 06-01-1993 Added padding conditional into */ | |
55 /* TC_TCB structure, making */ | |
56 /* version 1.0a */ | |
57 /* D. Lamie 06-01-1993 Verified version 1.0a */ | |
58 /* W. Lamie 03-01-1994 Moved include files outside of */ | |
59 /* the file #ifndef to allow the */ | |
60 /* use of actual data structures, */ | |
61 /* added four reserved words in */ | |
62 /* both the task and HISR blocks, */ | |
63 /* resulting in version 1.1 */ | |
64 /* R. Pfaff - */ | |
65 /* D. Lamie 03-18-1994 Verified version 1.1 */ | |
66 /* */ | |
67 /*************************************************************************/ | |
68 | |
69 #include "cs_defs.h" /* Common service constants */ | |
70 #include "tm_defs.h" /* Timer control structures */ | |
71 | |
72 | |
73 /* Check to see if the file has been included already. */ | |
74 | |
75 #ifndef TC_DEFS | |
76 #define TC_DEFS | |
77 | |
78 | |
79 /* Define constants local to this component. */ | |
80 | |
81 #define TC_TASK_ID 0x5441534bUL | |
82 #define TC_HISR_ID 0x48495352UL | |
83 #define TC_PRIORITIES 256 | |
84 #define TC_HISR_PRIORITIES 3 | |
85 #define TC_MAX_GROUPS TC_PRIORITIES/8 | |
86 #define TC_HIGHEST_MASK 0x000000FFUL | |
87 #define TC_NEXT_HIGHEST_MASK 0x0000FF00UL | |
88 #define TC_NEXT_LOWEST_MASK 0x00FF0000UL | |
89 #define TC_LOWEST_MASK 0xFF000000UL | |
90 | |
91 /* Define the Task Control Block data type. */ | |
92 | |
93 typedef struct TC_TCB_STRUCT | |
94 { | |
95 /* Standard thread information first. This information is used by | |
96 the target dependent portion of this component. Changes made | |
97 to this area of the structure can have undesirable side effects. */ | |
98 | |
99 CS_NODE tc_created; /* Node for linking to */ | |
100 /* created task list */ | |
101 UNSIGNED tc_id; /* Internal TCB ID */ | |
102 CHAR tc_name[NU_MAX_NAME]; /* Task name */ | |
103 DATA_ELEMENT tc_status; /* Task status */ | |
104 DATA_ELEMENT tc_delayed_suspend; /* Delayed task suspension*/ | |
105 DATA_ELEMENT tc_priority; /* Task priority */ | |
106 DATA_ELEMENT tc_preemption; /* Task preemption enable */ | |
107 UNSIGNED tc_scheduled; /* Task scheduled count */ | |
108 UNSIGNED tc_cur_time_slice; /* Current time slice */ | |
109 VOID *tc_stack_start; /* Stack starting address */ | |
110 VOID *tc_stack_end; /* Stack ending address */ | |
111 VOID *tc_stack_pointer; /* Task stack pointer */ | |
112 UNSIGNED tc_stack_size; /* Task stack's size */ | |
113 UNSIGNED tc_stack_minimum; /* Minimum stack size */ | |
114 struct TC_PROTECT_STRUCT | |
115 *tc_current_protect; /* Current protection */ | |
116 VOID *tc_saved_stack_ptr; /* Previous stack pointer */ | |
117 UNSIGNED tc_time_slice; /* Task time slice value */ | |
118 | |
119 | |
120 /* Information after this point is not used in the target dependent | |
121 portion of this component. Hence, changes in the following section | |
122 should not impact assembly language routines. */ | |
123 struct TC_TCB_STRUCT | |
124 *tc_ready_previous, /* Previously ready TCB */ | |
125 *tc_ready_next; /* next and previous ptrs */ | |
126 | |
127 /* Task control information follows. */ | |
128 | |
129 UNSIGNED tc_priority_group; /* Priority group mask bit*/ | |
130 struct TC_TCB_STRUCT | |
131 **tc_priority_head; /* Pointer to list head */ | |
132 DATA_ELEMENT *tc_sub_priority_ptr; /* Pointer to sub-group */ | |
133 DATA_ELEMENT tc_sub_priority; /* Mask of sub-group bit */ | |
134 DATA_ELEMENT tc_saved_status; /* Previous task status */ | |
135 DATA_ELEMENT tc_signal_active; /* Signal active flag */ | |
136 | |
137 #if PAD_3 | |
138 DATA_ELEMENT tc_padding[PAD_3]; | |
139 #endif | |
140 | |
141 /* Task entry function */ | |
142 VOID (*tc_entry)(UNSIGNED, VOID *); | |
143 UNSIGNED tc_argc; /* Optional task argument */ | |
144 VOID *tc_argv; /* Optional task argument */ | |
145 VOID (*tc_cleanup) (VOID *);/* Clean-up routine */ | |
146 VOID *tc_cleanup_info; /* Clean-up information */ | |
147 struct TC_PROTECT_STRUCT | |
148 *tc_suspend_protect; /* Protection at time of */ | |
149 /* task suspension */ | |
150 | |
151 /* Task timer information. */ | |
152 INT tc_timer_active; /* Active timer flag */ | |
153 TM_TCB tc_timer_control; /* Timer control block */ | |
154 | |
155 /* Task signal control information. */ | |
156 | |
157 UNSIGNED tc_signals; /* Current signals */ | |
158 UNSIGNED tc_enabled_signals; /* Enabled signals */ | |
159 | |
160 /* tc_saved_status and tc_signal_active are now defined above in an | |
161 attempt to keep DATA_ELEMENT types together. */ | |
162 | |
163 /* Signal handling routine. */ | |
164 VOID (*tc_signal_handler) (UNSIGNED); | |
165 | |
166 /* Reserved words for the system and a single reserved word for the | |
167 application. */ | |
168 UNSIGNED tc_system_reserved_1; /* System reserved word */ | |
169 UNSIGNED tc_system_reserved_2; /* System reserved word */ | |
170 UNSIGNED tc_system_reserved_3; /* System reserved word */ | |
171 UNSIGNED tc_app_reserved_1; /* Application reserved */ | |
172 | |
173 } TC_TCB; | |
174 | |
175 | |
176 /* Define the High-Level Interrupt Service Routine Control Block data type. */ | |
177 | |
178 typedef struct TC_HCB_STRUCT | |
179 { | |
180 /* Standard thread information first. This information is used by | |
181 the target dependent portion of this component. Changes made | |
182 to this area of the structure can have undesirable side effects. */ | |
183 | |
184 CS_NODE tc_created; /* Node for linking to */ | |
185 /* created task list */ | |
186 UNSIGNED tc_id; /* Internal TCB ID */ | |
187 CHAR tc_name[NU_MAX_NAME]; /* HISR name */ | |
188 DATA_ELEMENT tc_not_used_1; /* Not used field */ | |
189 DATA_ELEMENT tc_not_used_2; /* Not used field */ | |
190 DATA_ELEMENT tc_priority; /* HISR priority */ | |
191 DATA_ELEMENT tc_not_used_3; /* Not used field */ | |
192 UNSIGNED tc_scheduled; /* HISR scheduled count */ | |
193 UNSIGNED tc_cur_time_slice; /* Not used in HISR */ | |
194 VOID *tc_stack_start; /* Stack starting address */ | |
195 VOID *tc_stack_end; /* Stack ending address */ | |
196 VOID *tc_stack_pointer; /* HISR stack pointer */ | |
197 UNSIGNED tc_stack_size; /* HISR stack's size */ | |
198 UNSIGNED tc_stack_minimum; /* Minimum stack size */ | |
199 struct TC_PROTECT_STRUCT | |
200 *tc_current_protect; /* Current protection */ | |
201 struct TC_HCB_STRUCT | |
202 *tc_active_next; /* Next activated HISR */ | |
203 | |
204 /* Information after this point is not used in the target dependent | |
205 portion of this component. Hence, changes in the following section | |
206 should not impact assembly language routines. */ | |
207 UNSIGNED tc_activation_count; /* Activation counter */ | |
208 VOID (*tc_entry)(VOID); /* HISR entry function */ | |
209 | |
210 /* Reserved words for the system and a single reserved word for the | |
211 application. */ | |
212 UNSIGNED tc_system_reserved_1; /* System reserved word */ | |
213 UNSIGNED tc_system_reserved_2; /* System reserved word */ | |
214 UNSIGNED tc_system_reserved_3; /* System reserved word */ | |
215 UNSIGNED tc_app_reserved_1; /* Application reserved */ | |
216 | |
217 } TC_HCB; | |
218 | |
219 | |
220 /* Define the Task/HISR protection structure type. */ | |
221 | |
222 typedef struct TC_PROTECT_STRUCT | |
223 { | |
224 TC_TCB *tc_tcb_pointer; /* Owner of the protection */ | |
225 UNSIGNED tc_thread_waiting; /* Waiting thread flag */ | |
226 } TC_PROTECT; | |
227 | |
228 #endif |