1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
|
;
;/*
; FreeRTOS V8.2.3 - Copyright (C) 2015 Real Time Engineers Ltd.
;
;
; ***************************************************************************
; * *
; * FreeRTOS tutorial books are available in pdf and paperback. *
; * Complete, revised, and edited pdf reference manuals are also *
; * available. *
; * *
; * Purchasing FreeRTOS documentation will not only help you, by *
; * ensuring you get running as quickly as possible and with an *
; * in-depth knowledge of how to use FreeRTOS, it will also help *
; * the FreeRTOS project to continue with its mission of providing *
; * professional grade, cross platform, de facto standard solutions *
; * for microcontrollers - completely free of charge! *
; * *
; * >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
; * *
; * Thank you for using FreeRTOS, and thank you for your support! *
; * *
; ***************************************************************************
;
;
; This file is part of the FreeRTOS distribution.
;
; FreeRTOS is free software; you can redistribute it and/or modify it under
; the terms of the GNU General Public License (version 2) as published by the
; Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
; >>>NOTE<<< The modification to the GPL is included to allow you to
; distribute a combined work that includes FreeRTOS without being obliged to
; provide the source code for proprietary components outside of the FreeRTOS
; kernel. FreeRTOS is distributed in the hope that it will be useful, but
; WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
; more details. You should have received a copy of the GNU General Public
; License and the FreeRTOS license exception along with FreeRTOS; if not it
; can be viewed here: http://www.freertos.org/a00114.html and also obtained
; by writing to Richard Barry, contact details for whom are available on the
; FreeRTOS WEB site.
;
; 1 tab == 4 spaces!
;
; http://www.FreeRTOS.org - Documentation, latest information, license and
; contact details.
;
; http://www.SafeRTOS.com - A version that is certified for use in safety
; critical systems.
;
; http://www.OpenRTOS.com - Commercial support, development, porting,
; licensing and training services.
;*/
; * The definition of the "register test" tasks, as described at the top of
; * main.c
.include data_model.h
.if $DEFINED( __LARGE_DATA_MODEL__ )
.define "cmp.a", cmp_x
.define "incx.w", inc_x
.else
.define "cmp.w", cmp_x
.define "inc.w", inc_x
.endif
.global usRegTest1Counter
.global usRegTest2Counter
.global vPortYield
.def vRegTest1Task
.def vRegTest2Task
.text
.align 2
vRegTest1Task: .asmfunc
; Fill each general purpose register with a known value.
mov_x #0x4444, r4
mov_x #0x5555, r5
mov_x #0x6666, r6
mov_x #0x7777, r7
mov_x #0x8888, r8
mov_x #0x9999, r9
mov_x #0xaaaa, r10
mov_x #0xbbbb, r11
mov_x #0xcccc, r12
mov_x #0xdddd, r13
mov_x #0xeeee, r14
mov_x #0xffff, r15
prvRegTest1Loop:
; Test each general purpose register to check that it still contains the
; expected known value, jumping to vRegTest1Error if any register contains
; an unexpected value.
cmp_x #0x4444, r4
jne vRegTest1Error
cmp_x #0x5555, r5
jne vRegTest1Error
cmp_x #0x6666, r6
jne vRegTest1Error
cmp_x #0x7777, r7
jne vRegTest1Error
cmp_x #0x8888, r8
jne vRegTest1Error
cmp_x #0x9999, r9
jne vRegTest1Error
cmp_x #0xaaaa, r10
jne vRegTest1Error
cmp_x #0xbbbb, r11
jne vRegTest1Error
cmp_x #0xcccc, r12
jne vRegTest1Error
cmp_x #0xdddd, r13
jne vRegTest1Error
cmp_x #0xeeee, r14
jne vRegTest1Error
cmp_x #0xffff, r15
jne vRegTest1Error
; This task is still running without jumping to vRegTest1Error, so increment
; the loop counter so the check task knows the task is running error free.
inc_x &usRegTest1Counter
; Loop again, performing the same tests.
jmp prvRegTest1Loop
nop
vRegTest1Error:
jmp vRegTest1Error
nop
.endasmfunc
; -----------------------------------------------------------
; See the comments in vRegTest1Task. This task is the same, it just uses
; different values in its registers.
.align 2
vRegTest2Task: .asmfunc
mov_x #0x4441, r4
mov_x #0x5551, r5
mov_x #0x6661, r6
mov_x #0x7771, r7
mov_x #0x8881, r8
mov_x #0x9991, r9
mov_x #0xaaa1, r10
mov_x #0xbbb1, r11
mov_x #0xccc1, r12
mov_x #0xddd1, r13
mov_x #0xeee1, r14
mov_x #0xfff1, r15
prvRegTest2Loop:
cmp_x #0x4441, r4
jne vRegTest2Error
cmp_x #0x5551, r5
jne vRegTest2Error
cmp_x #0x6661, r6
jne vRegTest2Error
cmp_x #0x7771, r7
jne vRegTest2Error
cmp_x #0x8881, r8
jne vRegTest2Error
cmp_x #0x9991, r9
jne vRegTest2Error
cmp_x #0xaaa1, r10
jne vRegTest2Error
cmp_x #0xbbb1, r11
jne vRegTest2Error
cmp_x #0xccc1, r12
jne vRegTest2Error
cmp_x #0xddd1, r13
jne vRegTest2Error
cmp_x #0xeee1, r14
jne vRegTest2Error
cmp_x #0xfff1, r15
jne vRegTest2Error
; Also perform a manual yield, just to increase the scope of the test.
call_x #vPortYield
inc_x &usRegTest2Counter
jmp prvRegTest2Loop
nop
vRegTest2Error:
jmp vRegTest2Error
nop
.endasmfunc
; /*-----------------------------------------------------------
.end
|
