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/*===========================================================================*/
/* Copyright (C) 2001 Authors                                                */
/*                                                                           */
/* This source file may be used and distributed without restriction provided */
/* that this copyright statement is not removed from the file and that any   */
/* derivative work contains the original copyright notice and the associated */
/* disclaimer.                                                               */
/*                                                                           */
/* This source file is free software; you can redistribute it and/or modify  */
/* it under the terms of the GNU Lesser General Public License as published  */
/* by the Free Software Foundation; either version 2.1 of the License, or    */
/* (at your option) any later version.                                       */
/*                                                                           */
/* This source 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 Lesser General Public       */
/* License for more details.                                                 */
/*                                                                           */
/* You should have received a copy of the GNU Lesser General Public License  */
/* along with this source; if not, write to the Free Software Foundation,    */
/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA        */
/*                                                                           */
/*===========================================================================*/
/*                            DIGITAL I/O                                    */
/*---------------------------------------------------------------------------*/
/* Test the Digital I/O interface:                                           */
/*                                   - Interrupts.                           */
/*                                                                           */
/* Author(s):                                                                */
/*             - Olivier Girard,    olgirard@gmail.com                       */
/*                                                                           */
/*---------------------------------------------------------------------------*/
/* $Rev: 141 $                                                                */
/* $LastChangedBy: olivier.girard $                                          */
/* $LastChangedDate: 2012-05-05 23:22:06 +0200 (Sat, 05 May 2012) $          */
/*===========================================================================*/
 
.include "pmem_defs.asm"
 
.global main
 
main:
        ; Disable interrupts
        dint
        mov.b #0x00, &P1IE
        mov.b #0x00, &P2IE
 
 
        /* -------------- PORT 1: TEST INTERRUPT FLAGS  --------------- */
 
 
        mov.b   #0x00, &P1IES       ;# TEST IF RISING EDGE ENABLED
 
        mov     #DMEM_200, r15        ;# Make sure rising edge is detected test 1
p1ifg_re_loop1:
        nop
        nop
        mov.b &P1IFG,  0(r15)
        mov.b   #0x00, &P1IFG
        inc      r15
        cmp     #DMEM_208, r15
        jne     p1ifg_re_loop1
 
        mov     #DMEM_210, r15        ;# Make sure falling edge is ignored
p1ifg_fe_loop1:
        nop
        nop
        mov.b &P1IFG,  0(r15)
        mov.b   #0x00, &P1IFG
        inc      r15
        cmp     #DMEM_218, r15
        jne     p1ifg_fe_loop1
 
        mov     #DMEM_220, r15        ;# Make sure rising edge is detected test 2
p1ifg_re_loop2:
        nop
        nop
        mov.b &P1IFG,  0(r15)
        inc      r15
        cmp     #DMEM_228, r15
        jne     p1ifg_re_loop2
        mov.b   #0x00, &P1IFG
 
 
 
        mov.b   #0xff, &P1IES       ;# TEST IF FALLING EDGE ENABLED
 
        mov     #DMEM_230, r15        ;# Make sure falling edge is detected test 1
p1ifg_fe_loop2:
        nop
        nop
        mov.b &P1IFG,  0(r15)
        mov.b   #0x00, &P1IFG
        inc      r15
        cmp     #DMEM_238, r15
        jne     p1ifg_fe_loop2
 
        mov     #DMEM_240, r15        ;# Make sure rising edge is ignored
p1ifg_re_loop3:
        nop
        nop
        mov.b &P1IFG,  0(r15)
        mov.b   #0x00, &P1IFG
        inc      r15
        cmp     #DMEM_248, r15
        jne     p1ifg_re_loop3
 
        mov     #DMEM_250, r15        ;# Make sure falling edge is detected test 2
p1ifg_fe_loop3:
        nop
        nop
        mov.b &P1IFG,  0(r15)
        inc      r15
        cmp     #DMEM_258, r15
        jne     p1ifg_fe_loop3
        mov.b   #0x00, &P1IFG
 
 
        /* -------------- PORT 2: TEST INTERRUPT FLAGS  --------------- */
 
 
        mov.b   #0x00, &P2IES       ;# TEST IF RISING EDGE ENABLED
 
        mov     #DMEM_200, r15        ;# Make sure rising edge is detected test 1
p2ifg_re_loop1:
        nop
        nop
        mov.b &P2IFG,  0(r15)
        mov.b   #0x00, &P2IFG
        inc      r15
        cmp     #DMEM_208, r15
        jne     p2ifg_re_loop1
 
        mov     #DMEM_210, r15        ;# Make sure falling edge is ignored
p2ifg_fe_loop1:
        nop
        nop
        mov.b &P2IFG,  0(r15)
        mov.b   #0x00, &P2IFG
        inc      r15
        cmp     #DMEM_218, r15
        jne     p2ifg_fe_loop1
 
        mov     #DMEM_220, r15        ;# Make sure rising edge is detected test 2
p2ifg_re_loop2:
        nop
        nop
        mov.b &P2IFG,  0(r15)
        inc      r15
        cmp     #DMEM_228, r15
        jne     p2ifg_re_loop2
        mov.b   #0x00, &P2IFG
 
 
 
        mov.b   #0xff, &P2IES       ;# TEST IF FALLING EDGE ENABLED
 
        mov     #DMEM_230, r15        ;# Make sure falling edge is detected test 1
p2ifg_fe_loop2:
        nop
        nop
        mov.b &P2IFG,  0(r15)
        mov.b   #0x00, &P2IFG
        inc      r15
        cmp     #DMEM_238, r15
        jne     p2ifg_fe_loop2
 
        mov     #DMEM_240, r15        ;# Make sure rising edge is ignored
p2ifg_re_loop3:
        nop
        nop
        mov.b &P2IFG,  0(r15)
        mov.b   #0x00, &P2IFG
        inc      r15
        cmp     #DMEM_248, r15
        jne     p2ifg_re_loop3
 
        mov     #DMEM_250, r15        ;# Make sure falling edge is detected test 2
p2ifg_fe_loop3:
        nop
        nop
        mov.b &P2IFG,  0(r15)
        inc      r15
        cmp     #DMEM_258, r15
        jne     p2ifg_fe_loop3
        mov.b   #0x00, &P2IFG
 
 
        /* --------------            CLEAR MEMORY        --------------- */
 
        mov     #DMEM_200, r5
mem_clear_loop:
        mov     #0x00,  0(r5)
        incd      r5
        cmp     #DMEM_260, r5
        jne     mem_clear_loop
 
 
        /* -------------- PORT 1: TEST INTERRUPT VECTOR  --------------- */
 
        mov     #DMEM_250, r1     ; Initialize stack
        eint                    ; Enable interrupts
 
        mov.b   #0x0001, r6
        mov.b        r6, &P1IE
        mov     #DMEM_200, r15;
p1_irq_loop:
        mov.b        r6, &P1IFG ; Generate soft interrupt
        nop
        nop
        nop
        rla          r6
        mov.b        r6, &P1IE
        inc         r15
        cmp     #DMEM_208, r15
        jne     p1_irq_loop
 
 
        /* -------------- PORT 2: TEST INTERRUPT VECTOR  --------------- */
 
        mov     #DMEM_250, r1     ; Initialize stack
        eint                    ; Enable interrupts
 
        mov.b   #0x0001, r6
        mov.b        r6, &P2IE
        mov     #DMEM_210, r15;
p2_irq_loop:
        mov.b        r6, &P2IFG ; Generate soft interrupt
        nop
        nop
        nop
        rla          r6
        mov.b        r6, &P2IE
        inc         r15
        cmp     #DMEM_218, r15
        jne     p2_irq_loop
 
 
        /* ----------------------         END OF TEST        --------------- */
end_of_test:
        nop
        br #0xffff
 
 
        /* ----------------------      INTERRUPT ROUTINES    --------------- */
 
PORT1_VECTOR:
        mov.b &P1IFG,  0(r15)
        mov.b  #0x00, &P1IFG
        reti
 
PORT2_VECTOR:
        mov.b &P2IFG,  0(r15)
        mov.b  #0x00, &P2IFG
        reti
 
 
 
        /* ----------------------         INTERRUPT VECTORS  --------------- */
 
.section .vectors, "a"
.word end_of_test  ; Interrupt  0 (lowest priority)    
.word end_of_test  ; Interrupt  1                      
.word PORT1_VECTOR ; Interrupt  2                      
.word PORT2_VECTOR ; Interrupt  3                      
.word end_of_test  ; Interrupt  4                      
.word end_of_test  ; Interrupt  5                      
.word end_of_test  ; Interrupt  6                      
.word end_of_test  ; Interrupt  7                      
.word end_of_test  ; Interrupt  8                      
.word end_of_test  ; Interrupt  9                      
.word end_of_test  ; Interrupt 10                      Watchdog timer
.word end_of_test  ; Interrupt 11                      
.word end_of_test  ; Interrupt 12                      
.word end_of_test  ; Interrupt 13                      
.word end_of_test  ; Interrupt 14                      NMI
.word main         ; Interrupt 15 (highest priority)   RESET

Line No.	Rev	Author	Line
1	2	olivier.gi	`/===========================================================================/`
2			`/* Copyright (C) 2001 Authors */`
3			`/* */`
4			`/* This source file may be used and distributed without restriction provided */`
5			`/* that this copyright statement is not removed from the file and that any */`
6			`/* derivative work contains the original copyright notice and the associated */`
7			`/* disclaimer. */`
8			`/* */`
9			`/* This source file is free software; you can redistribute it and/or modify */`
10			`/* it under the terms of the GNU Lesser General Public License as published */`
11			`/* by the Free Software Foundation; either version 2.1 of the License, or */`
12			`/* (at your option) any later version. */`
13			`/* */`
14			`/* This source is distributed in the hope that it will be useful, but WITHOUT*/`
15			`/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */`
16			`/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */`
17			`/* License for more details. */`
18			`/* */`
19			`/* You should have received a copy of the GNU Lesser General Public License */`
20			`/* along with this source; if not, write to the Free Software Foundation, */`
21			`/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */`
22			`/* */`
23			`/===========================================================================/`
24			`/* DIGITAL I/O */`
25			`/---------------------------------------------------------------------------/`
26			`/* Test the Digital I/O interface: */`
27			`/* - Interrupts. */`
28	18	olivier.gi	`/* */`
29			`/* Author(s): */`
30			`/* - Olivier Girard, olgirard@gmail.com */`
31			`/* */`
32			`/---------------------------------------------------------------------------/`
33	19	olivier.gi	`/* $Rev: 141 $ */`
34			`/* $LastChangedBy: olivier.girard $ */`
35			`/* $LastChangedDate: 2012-05-05 23:22:06 +0200 (Sat, 05 May 2012) $ */`
36	2	olivier.gi	`/===========================================================================/`
37
38	141	olivier.gi	`.include "pmem_defs.asm"`
39
40	2	olivier.gi	`.global main`
41
42			`main:`
43			`; Disable interrupts`
44			`dint`
45			`mov.b #0x00, &P1IE`
46			`mov.b #0x00, &P2IE`
47
48
49			`/* -------------- PORT 1: TEST INTERRUPT FLAGS --------------- */`
50
51
52			`mov.b #0x00, &P1IES ;# TEST IF RISING EDGE ENABLED`
53
54	111	olivier.gi	`mov #DMEM_200, r15 ;# Make sure rising edge is detected test 1`
55	2	olivier.gi	`p1ifg_re_loop1:`
56			`nop`
57			`nop`
58			`mov.b &P1IFG, 0(r15)`
59			`mov.b #0x00, &P1IFG`
60			`inc r15`
61	111	olivier.gi	`cmp #DMEM_208, r15`
62	2	olivier.gi	`jne p1ifg_re_loop1`
63
64	111	olivier.gi	`mov #DMEM_210, r15 ;# Make sure falling edge is ignored`
65	2	olivier.gi	`p1ifg_fe_loop1:`
66			`nop`
67			`nop`
68			`mov.b &P1IFG, 0(r15)`
69			`mov.b #0x00, &P1IFG`
70			`inc r15`
71	111	olivier.gi	`cmp #DMEM_218, r15`
72	2	olivier.gi	`jne p1ifg_fe_loop1`
73
74	111	olivier.gi	`mov #DMEM_220, r15 ;# Make sure rising edge is detected test 2`
75	2	olivier.gi	`p1ifg_re_loop2:`
76			`nop`
77			`nop`
78			`mov.b &P1IFG, 0(r15)`
79			`inc r15`
80	111	olivier.gi	`cmp #DMEM_228, r15`
81	2	olivier.gi	`jne p1ifg_re_loop2`
82			`mov.b #0x00, &P1IFG`
83
84
85
86			`mov.b #0xff, &P1IES ;# TEST IF FALLING EDGE ENABLED`
87
88	111	olivier.gi	`mov #DMEM_230, r15 ;# Make sure falling edge is detected test 1`
89	2	olivier.gi	`p1ifg_fe_loop2:`
90			`nop`
91			`nop`
92			`mov.b &P1IFG, 0(r15)`
93			`mov.b #0x00, &P1IFG`
94			`inc r15`
95	111	olivier.gi	`cmp #DMEM_238, r15`
96	2	olivier.gi	`jne p1ifg_fe_loop2`
97
98	111	olivier.gi	`mov #DMEM_240, r15 ;# Make sure rising edge is ignored`
99	2	olivier.gi	`p1ifg_re_loop3:`
100			`nop`
101			`nop`
102			`mov.b &P1IFG, 0(r15)`
103			`mov.b #0x00, &P1IFG`
104			`inc r15`
105	111	olivier.gi	`cmp #DMEM_248, r15`
106	2	olivier.gi	`jne p1ifg_re_loop3`
107
108	111	olivier.gi	`mov #DMEM_250, r15 ;# Make sure falling edge is detected test 2`
109	2	olivier.gi	`p1ifg_fe_loop3:`
110			`nop`
111			`nop`
112			`mov.b &P1IFG, 0(r15)`
113			`inc r15`
114	111	olivier.gi	`cmp #DMEM_258, r15`
115	2	olivier.gi	`jne p1ifg_fe_loop3`
116			`mov.b #0x00, &P1IFG`
117
118
119			`/* -------------- PORT 2: TEST INTERRUPT FLAGS --------------- */`
120
121
122			`mov.b #0x00, &P2IES ;# TEST IF RISING EDGE ENABLED`
123
124	111	olivier.gi	`mov #DMEM_200, r15 ;# Make sure rising edge is detected test 1`
125	2	olivier.gi	`p2ifg_re_loop1:`
126			`nop`
127			`nop`
128			`mov.b &P2IFG, 0(r15)`
129			`mov.b #0x00, &P2IFG`
130			`inc r15`
131	111	olivier.gi	`cmp #DMEM_208, r15`
132	2	olivier.gi	`jne p2ifg_re_loop1`
133
134	111	olivier.gi	`mov #DMEM_210, r15 ;# Make sure falling edge is ignored`
135	2	olivier.gi	`p2ifg_fe_loop1:`
136			`nop`
137			`nop`
138			`mov.b &P2IFG, 0(r15)`
139			`mov.b #0x00, &P2IFG`
140			`inc r15`
141	111	olivier.gi	`cmp #DMEM_218, r15`
142	2	olivier.gi	`jne p2ifg_fe_loop1`
143
144	111	olivier.gi	`mov #DMEM_220, r15 ;# Make sure rising edge is detected test 2`
145	2	olivier.gi	`p2ifg_re_loop2:`
146			`nop`
147			`nop`
148			`mov.b &P2IFG, 0(r15)`
149			`inc r15`
150	111	olivier.gi	`cmp #DMEM_228, r15`
151	2	olivier.gi	`jne p2ifg_re_loop2`
152			`mov.b #0x00, &P2IFG`
153
154
155
156			`mov.b #0xff, &P2IES ;# TEST IF FALLING EDGE ENABLED`
157
158	111	olivier.gi	`mov #DMEM_230, r15 ;# Make sure falling edge is detected test 1`
159	2	olivier.gi	`p2ifg_fe_loop2:`
160			`nop`
161			`nop`
162			`mov.b &P2IFG, 0(r15)`
163			`mov.b #0x00, &P2IFG`
164			`inc r15`
165	111	olivier.gi	`cmp #DMEM_238, r15`
166	2	olivier.gi	`jne p2ifg_fe_loop2`
167
168	111	olivier.gi	`mov #DMEM_240, r15 ;# Make sure rising edge is ignored`
169	2	olivier.gi	`p2ifg_re_loop3:`
170			`nop`
171			`nop`
172			`mov.b &P2IFG, 0(r15)`
173			`mov.b #0x00, &P2IFG`
174			`inc r15`
175	111	olivier.gi	`cmp #DMEM_248, r15`
176	2	olivier.gi	`jne p2ifg_re_loop3`
177
178	111	olivier.gi	`mov #DMEM_250, r15 ;# Make sure falling edge is detected test 2`
179	2	olivier.gi	`p2ifg_fe_loop3:`
180			`nop`
181			`nop`
182			`mov.b &P2IFG, 0(r15)`
183			`inc r15`
184	111	olivier.gi	`cmp #DMEM_258, r15`
185	2	olivier.gi	`jne p2ifg_fe_loop3`
186			`mov.b #0x00, &P2IFG`
187
188
189			`/* -------------- CLEAR MEMORY --------------- */`
190
191	111	olivier.gi	`mov #DMEM_200, r5`
192	2	olivier.gi	`mem_clear_loop:`
193			`mov #0x00, 0(r5)`
194			`incd r5`
195	111	olivier.gi	`cmp #DMEM_260, r5`
196	2	olivier.gi	`jne mem_clear_loop`
197
198
199			`/* -------------- PORT 1: TEST INTERRUPT VECTOR --------------- */`
200
201	111	olivier.gi	`mov #DMEM_250, r1 ; Initialize stack`
202	2	olivier.gi	`eint ; Enable interrupts`
203
204			`mov.b #0x0001, r6`
205			`mov.b r6, &P1IE`
206	111	olivier.gi	`mov #DMEM_200, r15;`
207	2	olivier.gi	`p1_irq_loop:`
208			`mov.b r6, &P1IFG ; Generate soft interrupt`
209			`nop`
210			`nop`
211			`nop`
212			`rla r6`
213			`mov.b r6, &P1IE`
214			`inc r15`
215	111	olivier.gi	`cmp #DMEM_208, r15`
216	2	olivier.gi	`jne p1_irq_loop`
217
218
219			`/* -------------- PORT 2: TEST INTERRUPT VECTOR --------------- */`
220
221	111	olivier.gi	`mov #DMEM_250, r1 ; Initialize stack`
222	2	olivier.gi	`eint ; Enable interrupts`
223
224			`mov.b #0x0001, r6`
225			`mov.b r6, &P2IE`
226	111	olivier.gi	`mov #DMEM_210, r15;`
227	2	olivier.gi	`p2_irq_loop:`
228			`mov.b r6, &P2IFG ; Generate soft interrupt`
229			`nop`
230			`nop`
231			`nop`
232			`rla r6`
233			`mov.b r6, &P2IE`
234			`inc r15`
235	111	olivier.gi	`cmp #DMEM_218, r15`
236	2	olivier.gi	`jne p2_irq_loop`
237
238
239			`/* ---------------------- END OF TEST --------------- */`
240			`end_of_test:`
241			`nop`
242			`br #0xffff`
243
244
245			`/* ---------------------- INTERRUPT ROUTINES --------------- */`
246
247			`PORT1_VECTOR:`
248			`mov.b &P1IFG, 0(r15)`
249			`mov.b #0x00, &P1IFG`
250			`reti`
251
252			`PORT2_VECTOR:`
253			`mov.b &P2IFG, 0(r15)`
254			`mov.b #0x00, &P2IFG`
255			`reti`
256
257
258
259			`/* ---------------------- INTERRUPT VECTORS --------------- */`
260
261			`.section .vectors, "a"`
262			`.word end_of_test ; Interrupt 0 (lowest priority)`
263			`.word end_of_test ; Interrupt 1`
264			`.word PORT1_VECTOR ; Interrupt 2`
265			`.word PORT2_VECTOR ; Interrupt 3`
266			`.word end_of_test ; Interrupt 4`
267			`.word end_of_test ; Interrupt 5`
268			`.word end_of_test ; Interrupt 6`
269			`.word end_of_test ; Interrupt 7`
270			`.word end_of_test ; Interrupt 8`
271			`.word end_of_test ; Interrupt 9`
272			`.word end_of_test ; Interrupt 10 Watchdog timer`
273			`.word end_of_test ; Interrupt 11`
274			`.word end_of_test ; Interrupt 12`
275			`.word end_of_test ; Interrupt 13`
276			`.word end_of_test ; Interrupt 14 NMI`
277			`.word main ; Interrupt 15 (highest priority) RESET`

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[/] [openmsp430/] [trunk/] [core/] [sim/] [rtl_sim/] [src/] [gpio_irq.s43] - Blame information for rev 162