-
Notifications
You must be signed in to change notification settings - Fork 1
/
startup.s
674 lines (648 loc) · 27 KB
/
startup.s
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
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
; <<< Use Configuration Wizard in Context Menu >>>
;******************************************************************************
;
; startup_rvmdk.S - Startup code for use with Keil's uVision.
;
; Copyright (c) 2012 Texas Instruments Incorporated. All rights reserved.
; Software License Agreement
;
; Texas Instruments (TI) is supplying this software for use solely and
; exclusively on TI's microcontroller products. The software is owned by
; TI and/or its suppliers, and is protected under applicable copyright
; laws. You may not combine this software with "viral" open-source
; software in order to form a larger program.
;
; THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
; NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
; NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
; A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
; CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
; DAMAGES, FOR ANY REASON WHATSOEVER.
;
; This is part of revision 9453 of the EK-LM4F120XL Firmware Package.
;
;******************************************************************************
; Edited to conform with ISR names as described in
; "Embedded Systems: Introduction to ARM Cortex M Microcontrollers",
; ISBN: 978-1469998749, Jonathan Valvano, copyright (c) 2012
; "Embedded Systems: Real Time Interfacing to ARM Cortex M Microcontrollers",
; ISBN: 978-1463590154, Jonathan Valvano, copyright (c) 2012
; "Embedded Systems: Real-Time Operating Systems for ARM Cortex M Microcontrollers",
; ISBN: 978-1466468863, Jonathan Valvano, copyright (c) 2013
;
;******************************************************************************
;
; <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
;
;******************************************************************************
Stack EQU 0x00000800;0x00001000
;******************************************************************************
;
; <o> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
;
;******************************************************************************
Heap EQU 0x00000000
;******************************************************************************
;
; Allocate space for the stack.
;
;******************************************************************************
AREA STACK, NOINIT, READWRITE, ALIGN=3
StackMem
SPACE Stack
__initial_sp
;******************************************************************************
;
; Allocate space for the heap.
;
;******************************************************************************
AREA HEAP, NOINIT, READWRITE, ALIGN=3
__heap_base
HeapMem
SPACE Heap
__heap_limit
;******************************************************************************
;
; Indicate that the code in this file preserves 8-byte alignment of the stack.
;
;******************************************************************************
PRESERVE8
;******************************************************************************
;
; Place code into the reset code section.
;
;******************************************************************************
AREA RESET, CODE, READONLY
THUMB
;******************************************************************************
;
; The vector table.
;
;******************************************************************************
EXPORT __Vectors
__Vectors
DCD StackMem + Stack ; Top of Stack
DCD Reset_Handler ; Reset Handler
DCD NMI_Handler ; NMI Handler
DCD HardFault_Handler ; Hard Fault Handler
DCD MemManage_Handler ; MPU Fault Handler
DCD BusFault_Handler ; Bus Fault Handler
DCD UsageFault_Handler ; Usage Fault Handler
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD SVC_Handler ; SVCall Handler
DCD DebugMon_Handler ; Debug Monitor Handler
DCD 0 ; Reserved
DCD PendSV_Handler ; PendSV Handler
DCD SysTick_Handler ; SysTick Handler
DCD GPIOPortA_Handler ; GPIO Port A
DCD GPIOPortB_Handler ; GPIO Port B
DCD GPIOPortC_Handler ; GPIO Port C
DCD GPIOPortD_Handler ; GPIO Port D
DCD GPIOPortE_Handler ; GPIO Port E
DCD UART0_Handler ; UART0 Rx and Tx
DCD UART1_Handler ; UART1 Rx and Tx
DCD SSI0_Handler ; SSI0 Rx and Tx
DCD I2C0_Handler ; I2C0 Master and Slave
DCD PWM0Fault_Handler ; PWM 0 Fault
DCD PWM0Generator0_Handler ; PWM 0 Generator 0
DCD PWM0Generator1_Handler ; PWM 0 Generator 1
DCD PWM0Generator2_Handler ; PWM 0 Generator 2
DCD Quadrature0_Handler ; Quadrature Encoder 0
DCD ADC0Seq0_Handler ; ADC0 Sequence 0
DCD ADC0Seq1_Handler ; ADC0 Sequence 1
DCD ADC0Seq2_Handler ; ADC0 Sequence 2
DCD ADC0Seq3_Handler ; ADC0 Sequence 3
DCD WDT_Handler ; Watchdog
DCD Timer0A_Handler ; Timer 0 subtimer A
DCD Timer0B_Handler ; Timer 0 subtimer B
DCD Timer1A_Handler ; Timer 1 subtimer A
DCD Timer1B_Handler ; Timer 1 subtimer B
DCD Timer2A_Handler ; Timer 2 subtimer A
DCD Timer2B_Handler ; Timer 2 subtimer B
DCD Comp0_Handler ; Analog Comp 0
DCD Comp1_Handler ; Analog Comp 1
DCD Comp2_Handler ; Analog Comp 2
DCD SysCtl_Handler ; System Control
DCD FlashCtl_Handler ; Flash Control
DCD GPIOPortF_Handler ; GPIO Port F
DCD GPIOPortG_Handler ; GPIO Port G
DCD GPIOPortH_Handler ; GPIO Port H
DCD UART2_Handler ; UART2 Rx and Tx
DCD SSI1_Handler ; SSI1 Rx and Tx
DCD Timer3A_Handler ; Timer 3 subtimer A
DCD Timer3B_Handler ; Timer 3 subtimer B
DCD I2C1_Handler ; I2C1 Master and Slave
DCD Quadrature1_Handler ; Quadrature Encoder 1
DCD CAN0_Handler ; CAN0
DCD CAN1_Handler ; CAN1
DCD CAN2_Handler ; CAN2
DCD Ethernet_Handler ; Ethernet
DCD Hibernate_Handler ; Hibernate
DCD USB0_Handler ; USB0
DCD PWM0Generator3_Handler ; PWM 0 Generator 3
DCD uDMA_Handler ; uDMA Software Transfer
DCD uDMA_Error ; uDMA Error
DCD ADC1Seq0_Handler ; ADC1 Sequence 0
DCD ADC1Seq1_Handler ; ADC1 Sequence 1
DCD ADC1Seq2_Handler ; ADC1 Sequence 2
DCD ADC1Seq3_Handler ; ADC1 Sequence 3
DCD I2S0_Handler ; I2S0
DCD ExtBus_Handler ; External Bus Interface 0
DCD GPIOPortJ_Handler ; GPIO Port J
DCD GPIOPortK_Handler ; GPIO Port K
DCD GPIOPortL_Handler ; GPIO Port L
DCD SSI2_Handler ; SSI2 Rx and Tx
DCD SSI3_Handler ; SSI3 Rx and Tx
DCD UART3_Handler ; UART3 Rx and Tx
DCD UART4_Handler ; UART4 Rx and Tx
DCD UART5_Handler ; UART5 Rx and Tx
DCD UART6_Handler ; UART6 Rx and Tx
DCD UART7_Handler ; UART7 Rx and Tx
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD I2C2_Handler ; I2C2 Master and Slave
DCD I2C3_Handler ; I2C3 Master and Slave
DCD Timer4A_Handler ; Timer 4 subtimer A
DCD Timer4B_Handler ; Timer 4 subtimer B
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD Timer5A_Handler ; Timer 5 subtimer A
DCD Timer5B_Handler ; Timer 5 subtimer B
DCD WideTimer0A_Handler ; Wide Timer 0 subtimer A
DCD WideTimer0B_Handler ; Wide Timer 0 subtimer B
DCD WideTimer1A_Handler ; Wide Timer 1 subtimer A
DCD WideTimer1B_Handler ; Wide Timer 1 subtimer B
DCD WideTimer2A_Handler ; Wide Timer 2 subtimer A
DCD WideTimer2B_Handler ; Wide Timer 2 subtimer B
DCD WideTimer3A_Handler ; Wide Timer 3 subtimer A
DCD WideTimer3B_Handler ; Wide Timer 3 subtimer B
DCD WideTimer4A_Handler ; Wide Timer 4 subtimer A
DCD WideTimer4B_Handler ; Wide Timer 4 subtimer B
DCD WideTimer5A_Handler ; Wide Timer 5 subtimer A
DCD WideTimer5B_Handler ; Wide Timer 5 subtimer B
DCD FPU_Handler ; FPU
DCD PECI0_Handler ; PECI 0
DCD LPC0_Handler ; LPC 0
DCD I2C4_Handler ; I2C4 Master and Slave
DCD I2C5_Handler ; I2C5 Master and Slave
DCD GPIOPortM_Handler ; GPIO Port M
DCD GPIOPortN_Handler ; GPIO Port N
DCD Quadrature2_Handler ; Quadrature Encoder 2
DCD Fan0_Handler ; Fan 0
DCD 0 ; Reserved
DCD GPIOPortP_Handler ; GPIO Port P (Summary or P0)
DCD GPIOPortP1_Handler ; GPIO Port P1
DCD GPIOPortP2_Handler ; GPIO Port P2
DCD GPIOPortP3_Handler ; GPIO Port P3
DCD GPIOPortP4_Handler ; GPIO Port P4
DCD GPIOPortP5_Handler ; GPIO Port P5
DCD GPIOPortP6_Handler ; GPIO Port P6
DCD GPIOPortP7_Handler ; GPIO Port P7
DCD GPIOPortQ_Handler ; GPIO Port Q (Summary or Q0)
DCD GPIOPortQ1_Handler ; GPIO Port Q1
DCD GPIOPortQ2_Handler ; GPIO Port Q2
DCD GPIOPortQ3_Handler ; GPIO Port Q3
DCD GPIOPortQ4_Handler ; GPIO Port Q4
DCD GPIOPortQ5_Handler ; GPIO Port Q5
DCD GPIOPortQ6_Handler ; GPIO Port Q6
DCD GPIOPortQ7_Handler ; GPIO Port Q7
DCD GPIOPortR_Handler ; GPIO Port R
DCD GPIOPortS_Handler ; GPIO Port S
DCD PWM1Generator0_Handler ; PWM 1 Generator 0
DCD PWM1Generator1_Handler ; PWM 1 Generator 1
DCD PWM1Generator2_Handler ; PWM 1 Generator 2
DCD PWM1Generator3_Handler ; PWM 1 Generator 3
DCD PWM1Fault_Handler ; PWM 1 Fault
;******************************************************************************
;
; This is the code that gets called when the processor first starts execution
; following a reset event.
;
;******************************************************************************
EXPORT Reset_Handler
Reset_Handler
;
; Enable the floating-point unit. This must be done here to handle the
; case where main() uses floating-point and the function prologue saves
; floating-point registers (which will fault if floating-point is not
; enabled). Any configuration of the floating-point unit using
; DriverLib APIs must be done here prior to the floating-point unit
; being enabled.
;
; Note that this does not use DriverLib since it might not be included
; in this project.
;
; MOVW R0, #0xED88
; MOVT R0, #0xE000
; LDR R1, [R0]
; ORR R1, #0x00F00000
; STR R1, [R0]
;
; Call the C library enty point that handles startup. This will copy
; the .data section initializers from flash to SRAM and zero fill the
; .bss section.
;
IMPORT __main
B __main
;******************************************************************************
;
; This is the code that gets called when the processor receives a NMI. This
; simply enters an infinite loop, preserving the system state for examination
; by a debugger.
;
;******************************************************************************
NMI_Handler PROC
EXPORT NMI_Handler [WEAK]
B .
ENDP
;******************************************************************************
;
; This is the code that gets called when the processor receives a fault
; interrupt. This simply enters an infinite loop, preserving the system state
; for examination by a debugger.
;
;******************************************************************************
HardFault_Handler\
PROC
EXPORT HardFault_Handler [WEAK]
B .
ENDP
MemManage_Handler\
PROC
EXPORT MemManage_Handler [WEAK]
B .
ENDP
BusFault_Handler\
PROC
EXPORT BusFault_Handler [WEAK]
B .
ENDP
UsageFault_Handler\
PROC
EXPORT UsageFault_Handler [WEAK]
B .
ENDP
SVC_Handler PROC
EXPORT SVC_Handler [WEAK]
B .
ENDP
DebugMon_Handler\
PROC
EXPORT DebugMon_Handler [WEAK]
B .
ENDP
PendSV_Handler PROC
EXPORT PendSV_Handler [WEAK]
B .
ENDP
SysTick_Handler PROC
EXPORT SysTick_Handler [WEAK]
B .
ENDP
IntDefaultHandler\
PROC
EXPORT GPIOPortA_Handler [WEAK]
EXPORT GPIOPortB_Handler [WEAK]
EXPORT GPIOPortC_Handler [WEAK]
EXPORT GPIOPortD_Handler [WEAK]
EXPORT GPIOPortE_Handler [WEAK]
EXPORT UART0_Handler [WEAK]
EXPORT UART1_Handler [WEAK]
EXPORT SSI0_Handler [WEAK]
EXPORT I2C0_Handler [WEAK]
EXPORT PWM0Fault_Handler [WEAK]
EXPORT PWM0Generator0_Handler [WEAK]
EXPORT PWM0Generator1_Handler [WEAK]
EXPORT PWM0Generator2_Handler [WEAK]
EXPORT Quadrature0_Handler [WEAK]
EXPORT ADC0Seq0_Handler [WEAK]
EXPORT ADC0Seq1_Handler [WEAK]
EXPORT ADC0Seq2_Handler [WEAK]
EXPORT ADC0Seq3_Handler [WEAK]
EXPORT WDT_Handler [WEAK]
EXPORT Timer0A_Handler [WEAK]
EXPORT Timer0B_Handler [WEAK]
EXPORT Timer1A_Handler [WEAK]
EXPORT Timer1B_Handler [WEAK]
EXPORT Timer2A_Handler [WEAK]
EXPORT Timer2B_Handler [WEAK]
EXPORT Comp0_Handler [WEAK]
EXPORT Comp1_Handler [WEAK]
EXPORT Comp2_Handler [WEAK]
EXPORT SysCtl_Handler [WEAK]
EXPORT FlashCtl_Handler [WEAK]
EXPORT GPIOPortF_Handler [WEAK]
EXPORT GPIOPortG_Handler [WEAK]
EXPORT GPIOPortH_Handler [WEAK]
EXPORT UART2_Handler [WEAK]
EXPORT SSI1_Handler [WEAK]
EXPORT Timer3A_Handler [WEAK]
EXPORT Timer3B_Handler [WEAK]
EXPORT I2C1_Handler [WEAK]
EXPORT Quadrature1_Handler [WEAK]
EXPORT CAN0_Handler [WEAK]
EXPORT CAN1_Handler [WEAK]
EXPORT CAN2_Handler [WEAK]
EXPORT Ethernet_Handler [WEAK]
EXPORT Hibernate_Handler [WEAK]
EXPORT USB0_Handler [WEAK]
EXPORT PWM0Generator3_Handler [WEAK]
EXPORT uDMA_Handler [WEAK]
EXPORT uDMA_Error [WEAK]
EXPORT ADC1Seq0_Handler [WEAK]
EXPORT ADC1Seq1_Handler [WEAK]
EXPORT ADC1Seq2_Handler [WEAK]
EXPORT ADC1Seq3_Handler [WEAK]
EXPORT I2S0_Handler [WEAK]
EXPORT ExtBus_Handler [WEAK]
EXPORT GPIOPortJ_Handler [WEAK]
EXPORT GPIOPortK_Handler [WEAK]
EXPORT GPIOPortL_Handler [WEAK]
EXPORT SSI2_Handler [WEAK]
EXPORT SSI3_Handler [WEAK]
EXPORT UART3_Handler [WEAK]
EXPORT UART4_Handler [WEAK]
EXPORT UART5_Handler [WEAK]
EXPORT UART6_Handler [WEAK]
EXPORT UART7_Handler [WEAK]
EXPORT I2C2_Handler [WEAK]
EXPORT I2C3_Handler [WEAK]
EXPORT Timer4A_Handler [WEAK]
EXPORT Timer4B_Handler [WEAK]
EXPORT Timer5A_Handler [WEAK]
EXPORT Timer5B_Handler [WEAK]
EXPORT WideTimer0A_Handler [WEAK]
EXPORT WideTimer0B_Handler [WEAK]
EXPORT WideTimer1A_Handler [WEAK]
EXPORT WideTimer1B_Handler [WEAK]
EXPORT WideTimer2A_Handler [WEAK]
EXPORT WideTimer2B_Handler [WEAK]
EXPORT WideTimer3A_Handler [WEAK]
EXPORT WideTimer3B_Handler [WEAK]
EXPORT WideTimer4A_Handler [WEAK]
EXPORT WideTimer4B_Handler [WEAK]
EXPORT WideTimer5A_Handler [WEAK]
EXPORT WideTimer5B_Handler [WEAK]
EXPORT FPU_Handler [WEAK]
EXPORT PECI0_Handler [WEAK]
EXPORT LPC0_Handler [WEAK]
EXPORT I2C4_Handler [WEAK]
EXPORT I2C5_Handler [WEAK]
EXPORT GPIOPortM_Handler [WEAK]
EXPORT GPIOPortN_Handler [WEAK]
EXPORT Quadrature2_Handler [WEAK]
EXPORT Fan0_Handler [WEAK]
EXPORT GPIOPortP_Handler [WEAK]
EXPORT GPIOPortP1_Handler [WEAK]
EXPORT GPIOPortP2_Handler [WEAK]
EXPORT GPIOPortP3_Handler [WEAK]
EXPORT GPIOPortP4_Handler [WEAK]
EXPORT GPIOPortP5_Handler [WEAK]
EXPORT GPIOPortP6_Handler [WEAK]
EXPORT GPIOPortP7_Handler [WEAK]
EXPORT GPIOPortQ_Handler [WEAK]
EXPORT GPIOPortQ1_Handler [WEAK]
EXPORT GPIOPortQ2_Handler [WEAK]
EXPORT GPIOPortQ3_Handler [WEAK]
EXPORT GPIOPortQ4_Handler [WEAK]
EXPORT GPIOPortQ5_Handler [WEAK]
EXPORT GPIOPortQ6_Handler [WEAK]
EXPORT GPIOPortQ7_Handler [WEAK]
EXPORT GPIOPortR_Handler [WEAK]
EXPORT GPIOPortS_Handler [WEAK]
EXPORT PWM1Generator0_Handler [WEAK]
EXPORT PWM1Generator1_Handler [WEAK]
EXPORT PWM1Generator2_Handler [WEAK]
EXPORT PWM1Generator3_Handler [WEAK]
EXPORT PWM1Fault_Handler [WEAK]
GPIOPortA_Handler
GPIOPortB_Handler
GPIOPortC_Handler
GPIOPortD_Handler
GPIOPortE_Handler
UART0_Handler
UART1_Handler
SSI0_Handler
I2C0_Handler
PWM0Fault_Handler
PWM0Generator0_Handler
PWM0Generator1_Handler
PWM0Generator2_Handler
Quadrature0_Handler
ADC0Seq0_Handler
ADC0Seq1_Handler
ADC0Seq2_Handler
ADC0Seq3_Handler
WDT_Handler
Timer0A_Handler
Timer0B_Handler
Timer1A_Handler
Timer1B_Handler
Timer2A_Handler
Timer2B_Handler
Comp0_Handler
Comp1_Handler
Comp2_Handler
SysCtl_Handler
FlashCtl_Handler
GPIOPortF_Handler
GPIOPortG_Handler
GPIOPortH_Handler
UART2_Handler
SSI1_Handler
Timer3A_Handler
Timer3B_Handler
I2C1_Handler
Quadrature1_Handler
CAN0_Handler
CAN1_Handler
CAN2_Handler
Ethernet_Handler
Hibernate_Handler
USB0_Handler
PWM0Generator3_Handler
uDMA_Handler
uDMA_Error
ADC1Seq0_Handler
ADC1Seq1_Handler
ADC1Seq2_Handler
ADC1Seq3_Handler
I2S0_Handler
ExtBus_Handler
GPIOPortJ_Handler
GPIOPortK_Handler
GPIOPortL_Handler
SSI2_Handler
SSI3_Handler
UART3_Handler
UART4_Handler
UART5_Handler
UART6_Handler
UART7_Handler
I2C2_Handler
I2C3_Handler
Timer4A_Handler
Timer4B_Handler
Timer5A_Handler
Timer5B_Handler
WideTimer0A_Handler
WideTimer0B_Handler
WideTimer1A_Handler
WideTimer1B_Handler
WideTimer2A_Handler
WideTimer2B_Handler
WideTimer3A_Handler
WideTimer3B_Handler
WideTimer4A_Handler
WideTimer4B_Handler
WideTimer5A_Handler
WideTimer5B_Handler
FPU_Handler
PECI0_Handler
LPC0_Handler
I2C4_Handler
I2C5_Handler
GPIOPortM_Handler
GPIOPortN_Handler
Quadrature2_Handler
Fan0_Handler
GPIOPortP_Handler
GPIOPortP1_Handler
GPIOPortP2_Handler
GPIOPortP3_Handler
GPIOPortP4_Handler
GPIOPortP5_Handler
GPIOPortP6_Handler
GPIOPortP7_Handler
GPIOPortQ_Handler
GPIOPortQ1_Handler
GPIOPortQ2_Handler
GPIOPortQ3_Handler
GPIOPortQ4_Handler
GPIOPortQ5_Handler
GPIOPortQ6_Handler
GPIOPortQ7_Handler
GPIOPortR_Handler
GPIOPortS_Handler
PWM1Generator0_Handler
PWM1Generator1_Handler
PWM1Generator2_Handler
PWM1Generator3_Handler
PWM1Fault_Handler
B .
ENDP
;******************************************************************************
;
; Make sure the end of this section is aligned.
;
;******************************************************************************
ALIGN
;******************************************************************************
;
; Some code in the normal code section for initializing the heap and stack.
;
;******************************************************************************
AREA |.text|, CODE, READONLY
;******************************************************************************
;
; Useful functions.
;
;******************************************************************************
EXPORT DisableInterrupts
EXPORT EnableInterrupts
EXPORT StartCritical
EXPORT EndCritical
EXPORT WaitForInterrupt
;*********** DisableInterrupts ***************
; disable interrupts
; inputs: none
; outputs: none
DisableInterrupts
CPSID I
BX LR
;*********** EnableInterrupts ***************
; disable interrupts
; inputs: none
; outputs: none
EnableInterrupts
CPSIE I
BX LR
;*********** StartCritical ************************
; make a copy of previous I bit, disable interrupts
; inputs: none
; outputs: previous I bit
StartCritical
MRS R0, PRIMASK ; save old status
CPSID I ; mask all (except faults)
BX LR
;*********** EndCritical ************************
; using the copy of previous I bit, restore I bit to previous value
; inputs: previous I bit
; outputs: none
EndCritical
MSR PRIMASK, R0
BX LR
;*********** WaitForInterrupt ************************
; go to low power mode while waiting for the next interrupt
; inputs: none
; outputs: none
WaitForInterrupt
WFI
BX LR
;******************************************************************************
;
; The function expected of the C library startup code for defining the stack
; and heap memory locations. For the C library version of the startup code,
; provide this function so that the C library initialization code can find out
; the location of the stack and heap.
;
;******************************************************************************
IF :DEF: __MICROLIB
EXPORT __initial_sp
EXPORT __heap_base
EXPORT __heap_limit
ELSE
IMPORT __use_two_region_memory
EXPORT __user_initial_stackheap
__user_initial_stackheap
LDR R0, =HeapMem
LDR R1, =(StackMem + Stack)
LDR R2, =(HeapMem + Heap)
LDR R3, =StackMem
BX LR
ENDIF
;******************************************************************************
;
; Make sure the end of this section is aligned.
;
;******************************************************************************
ALIGN
;******************************************************************************
;
; Tell the assembler that we're done.
;
;******************************************************************************
END