1 // Copyright 2021 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 // https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14
15 #include <stdbool.h>
16
17 #include "pw_boot/boot.h"
18 #include "pw_boot_cortex_m/boot.h"
19 #include "pw_preprocessor/compiler.h"
20 #include "pw_toolchain/infinite_loop.h"
21
22 // Extern symbols provided by linker script.
23 // This symbol contains the size of the image.
24 extern uint8_t _pw_image_size;
25
26 // Default handler to insert into the ARMv8-M vector table (below).
27 // This function exists for convenience. If a device isn't doing what you
28 // expect, it might have hit a fault and ended up here.
DefaultFaultHandler(void)29 static void DefaultFaultHandler(void) {
30 // Wait for debugger to attach.
31 pw_InfiniteLoop();
32 }
33
34 // Default interrupt handler that entries in the ARMv8-M vector table (below)
35 // are aliased to, allowing them to be replaced at link time with OS or SDK
36 // implementations. If a device isn't doing what you expect, it might have
37 // raised an interrupt and ended up here.
DefaultInterruptHandler(void)38 static void DefaultInterruptHandler(void) {
39 // Wait for debugger to attach.
40 pw_InfiniteLoop();
41 }
42
43 // Default handlers to insert into the ARMv8-M vector table (below) that
44 // are likely to be replaced by OS implementations.
45 void SVC_Handler(void) PW_ALIAS(DefaultInterruptHandler);
46 void DebugMon_Handler(void) PW_ALIAS(DefaultInterruptHandler);
47 void PendSV_Handler(void) PW_ALIAS(DefaultInterruptHandler);
48 void SysTick_Handler(void) PW_ALIAS(DefaultInterruptHandler);
49
50 // Default handlers to insert into the ARMv8-M vector table (below) that
51 // are call a driver implementation that may be provided by the SDK.
52 static void WDT0_IRQHandler(void);
53 static void DMA0_IRQHandler(void);
54 static void GPIO_INTA_IRQHandler(void);
55 static void GPIO_INTB_IRQHandler(void);
56 static void PIN_INT0_IRQHandler(void);
57 static void PIN_INT1_IRQHandler(void);
58 static void PIN_INT2_IRQHandler(void);
59 static void PIN_INT3_IRQHandler(void);
60 static void UTICK0_IRQHandler(void);
61 static void MRT0_IRQHandler(void);
62 static void CTIMER0_IRQHandler(void);
63 static void CTIMER1_IRQHandler(void);
64 static void SCT0_IRQHandler(void);
65 static void CTIMER3_IRQHandler(void);
66 static void FLEXCOMM0_IRQHandler(void);
67 static void FLEXCOMM1_IRQHandler(void);
68 static void FLEXCOMM2_IRQHandler(void);
69 static void FLEXCOMM3_IRQHandler(void);
70 static void FLEXCOMM4_IRQHandler(void);
71 static void FLEXCOMM5_IRQHandler(void);
72 static void FLEXCOMM14_IRQHandler(void);
73 static void FLEXCOMM15_IRQHandler(void);
74 static void ADC0_IRQHandler(void);
75 static void Reserved39_IRQHandler(void);
76 static void ACMP_IRQHandler(void);
77 static void DMIC0_IRQHandler(void);
78 static void Reserved42_IRQHandler(void);
79 static void HYPERVISOR_IRQHandler(void);
80 static void SECURE_VIOLATION_IRQHandler(void);
81 static void HWVAD0_IRQHandler(void);
82 static void Reserved46_IRQHandler(void);
83 static void RNG_IRQHandler(void);
84 static void RTC_IRQHandler(void);
85 static void DSP_TIE_EXPSTATE1_IRQHandler(void);
86 static void MU_A_IRQHandler(void);
87 static void PIN_INT4_IRQHandler(void);
88 static void PIN_INT5_IRQHandler(void);
89 static void PIN_INT6_IRQHandler(void);
90 static void PIN_INT7_IRQHandler(void);
91 static void CTIMER2_IRQHandler(void);
92 static void CTIMER4_IRQHandler(void);
93 static void OS_EVENT_IRQHandler(void);
94 static void FLEXSPI0_FLEXSPI1_IRQHandler(void);
95 static void FLEXCOMM6_IRQHandler(void);
96 static void FLEXCOMM7_IRQHandler(void);
97 static void USDHC0_IRQHandler(void);
98 static void USDHC1_IRQHandler(void);
99 static void SGPIO_INTA_IRQHandler(void);
100 static void SGPIO_INTB_IRQHandler(void);
101 static void I3C0_IRQHandler(void);
102 static void USB0_IRQHandler(void);
103 static void USB0_NEEDCLK_IRQHandler(void);
104 static void WDT1_IRQHandler(void);
105 static void USB_PHYDCD_IRQHandler(void);
106 static void DMA1_IRQHandler(void);
107 static void PUF_IRQHandler(void);
108 static void POWERQUAD_IRQHandler(void);
109 static void CASPER_IRQHandler(void);
110 static void PMU_PMIC_IRQHandler(void);
111 static void HASHCRYPT_IRQHandler(void);
112 static void FLEXCOMM8_IRQHandler(void);
113 static void FLEXCOMM9_IRQHandler(void);
114 static void FLEXCOMM10_IRQHandler(void);
115 static void FLEXCOMM11_IRQHandler(void);
116 static void FLEXCOMM12_IRQHandler(void);
117 static void FLEXCOMM13_IRQHandler(void);
118 static void FLEXCOMM16_IRQHandler(void);
119 static void I3C1_IRQHandler(void);
120 static void FLEXIO_IRQHandler(void);
121 static void LCDIF_IRQHandler(void);
122 static void GPU_IRQHandler(void);
123 static void MIPI_IRQHandler(void);
124 static void Reserved88_IRQHandler(void);
125 static void SDMA_IRQHandler(void);
126
127 // This is the device's interrupt vector table. It's not referenced in any
128 // code because the platform (EVKMIMXRT595) expects this table to be present
129 // at the beginning of flash. The exact address is specified in the pw_boot
130 // configuration as part of the target config.
131
132 // This typedef is for convenience when building the vector table. With the
133 // exception of SP_main (0th entry in the vector table), image length (8th),
134 // type (9th), reserved 10th entry, and image load address (13th entry), all
135 // the entries of the vector table are function pointers.
136 typedef void (*InterruptHandler)(void);
137
138 PW_KEEP_IN_SECTION(".vector_table")
139 const InterruptHandler vector_table[] = {
140 // Core Level - CM33
141
142 // The starting location of the stack pointer.
143 // This address is NOT an interrupt handler/function pointer, it is simply
144 // the address that the main stack pointer should be initialized to. The
145 // value is reinterpret casted because it needs to be in the vector table.
146 [0] = (InterruptHandler)(&pw_boot_stack_high_addr),
147
148 // Reset handler, dictates how to handle reset interrupt. This is the
149 // address that the Program Counter (PC) is initialized to at boot.
150 [1] = pw_boot_Entry,
151
152 // NMI handler.
153 [2] = DefaultFaultHandler,
154 // HardFault handler.
155 [3] = DefaultFaultHandler,
156 // MemManage (MPU Fault) handler.
157 [4] = DefaultFaultHandler,
158 // BusFault handler.
159 [5] = DefaultFaultHandler,
160 // UsageFault handler.
161 [6] = DefaultFaultHandler,
162 // SecureFault handler.
163 [7] = DefaultFaultHandler,
164 // Image Length.
165 [8] = (InterruptHandler)(&_pw_image_size),
166 // Image Type.
167 [9] = 0,
168 // Reserved.
169 [10] = 0,
170 // SVCall handler.
171 [11] = SVC_Handler,
172 // DebugMon handler.
173 [12] = DebugMon_Handler,
174 // Image Load Address.
175 [13] = (InterruptHandler)(&pw_boot_vector_table_addr),
176 // PendSV handler.
177 [14] = PendSV_Handler,
178 // SysTick handler.
179 [15] = SysTick_Handler,
180
181 // Chip Level - MIMXRT595S_cm33
182
183 // Watchdog timer interrupt.
184 [16] = WDT0_IRQHandler,
185 // DMA interrupt.
186 [17] = DMA0_IRQHandler,
187 // GPIO Interrupt A.
188 [18] = GPIO_INTA_IRQHandler,
189 // GPIO Interrupt B.
190 [19] = GPIO_INTB_IRQHandler,
191 // General Purpose Input/Output interrupt 0.
192 [20] = PIN_INT0_IRQHandler,
193 // General Purpose Input/Output interrupt 1.
194 [21] = PIN_INT1_IRQHandler,
195 // General Purpose Input/Output interrupt 2.
196 [22] = PIN_INT2_IRQHandler,
197 // General Purpose Input/Output interrupt 3.
198 [23] = PIN_INT3_IRQHandler,
199 // Micro-tick Timer.
200 [24] = UTICK0_IRQHandler,
201 // Multi-Rate Timer.
202 [25] = MRT0_IRQHandler,
203 // Standard counter/timer CTIMER0.
204 [26] = CTIMER0_IRQHandler,
205 // Standard counter/timer CTIMER1.
206 [27] = CTIMER1_IRQHandler,
207 // SCTimer/PWM.
208 [28] = SCT0_IRQHandler,
209 // Standard counter/timer CTIMER3.
210 [29] = CTIMER3_IRQHandler,
211 // FlexComm interrupt.
212 [30] = FLEXCOMM0_IRQHandler,
213 // FlexComm interrupt.
214 [31] = FLEXCOMM1_IRQHandler,
215 // FlexComm interrupt.
216 [32] = FLEXCOMM2_IRQHandler,
217 // FlexComm interrupt.
218 [33] = FLEXCOMM3_IRQHandler,
219 // FlexComm interrupt.
220 [34] = FLEXCOMM4_IRQHandler,
221 // FlexComm interrupt.
222 [35] = FLEXCOMM5_IRQHandler,
223 // FlexComm interrupt. Standalone SPI.
224 [36] = FLEXCOMM14_IRQHandler,
225 // FlexComm interrupt. Standalone I2C.
226 [37] = FLEXCOMM15_IRQHandler,
227 // Analog-to-Digital Converter interrupt.
228 [38] = ADC0_IRQHandler,
229 // Reserved interrupt.
230 [39] = Reserved39_IRQHandler,
231 // Analog comparator Interrupts.
232 [40] = ACMP_IRQHandler,
233 // Digital Microphone Interface interrupt.
234 [41] = DMIC0_IRQHandler,
235 // Reserved interrupt.
236 [42] = Reserved42_IRQHandler,
237 // Hypervisor interrupt.
238 [43] = HYPERVISOR_IRQHandler,
239 // Secure violation interrupt.
240 [44] = SECURE_VIOLATION_IRQHandler,
241 // Hardware Voice Activity Detector interrupt.
242 [45] = HWVAD0_IRQHandler,
243 // Reserved interrupt.
244 [46] = Reserved46_IRQHandler,
245 // Random Number Generator interrupt.
246 [47] = RNG_IRQHandler,
247 // Real Time Clock Alarm interrupt OR Wakeup timer interrupt.
248 [48] = RTC_IRQHandler,
249 // DSP interrupt.
250 [49] = DSP_TIE_EXPSTATE1_IRQHandler,
251 // Messaging Unit - Side A.
252 [50] = MU_A_IRQHandler,
253 // General Purpose Input/Output interrupt 4.
254 [51] = PIN_INT4_IRQHandler,
255 // General Purpose Input/Output interrupt 5.
256 [52] = PIN_INT5_IRQHandler,
257 // General Purpose Input/Output interrupt 6.
258 [53] = PIN_INT6_IRQHandler,
259 // General Purpose Input/Output interrupt 7.
260 [54] = PIN_INT7_IRQHandler,
261 // Standard counter/timer CTIMER2.
262 [55] = CTIMER2_IRQHandler,
263 // Standard counter/timer CTIMER4.
264 [56] = CTIMER4_IRQHandler,
265 // Event timer M33 Wakeup/interrupt.
266 [57] = OS_EVENT_IRQHandler,
267 // FlexSPI0_IRQ OR FlexSPI1_IRQ.
268 [58] = FLEXSPI0_FLEXSPI1_IRQHandler,
269 // FlexComm interrupt.
270 [59] = FLEXCOMM6_IRQHandler,
271 // FlexComm interrupt.
272 [60] = FLEXCOMM7_IRQHandler,
273 // USDHC interrupt.
274 [61] = USDHC0_IRQHandler,
275 // USDHC interrupt.
276 [62] = USDHC1_IRQHandler,
277 // Secure GPIO HS interrupt 0.
278 [63] = SGPIO_INTA_IRQHandler,
279 // Secure GPIO HS interrupt 1.
280 [64] = SGPIO_INTB_IRQHandler,
281 // Improved Inter Integrated Circuit 0 interrupt.
282 [65] = I3C0_IRQHandler,
283 // USB device.
284 [66] = USB0_IRQHandler,
285 // USB Activity Wake-up Interrupt.
286 [67] = USB0_NEEDCLK_IRQHandler,
287 // Watchdog timer 1 interrupt.
288 [68] = WDT1_IRQHandler,
289 // USBPHY DCD interrupt.
290 [69] = USB_PHYDCD_IRQHandler,
291 // DMA interrupt.
292 [70] = DMA1_IRQHandler,
293 // QuidKey interrupt.
294 [71] = PUF_IRQHandler,
295 // Powerquad interrupt.
296 [72] = POWERQUAD_IRQHandler,
297 // Caspar interrupt.
298 [73] = CASPER_IRQHandler,
299 // Power Management Control interrupt.
300 [74] = PMU_PMIC_IRQHandler,
301 // SHA interrupt.
302 [75] = HASHCRYPT_IRQHandler,
303 // FlexComm interrupt.
304 [76] = FLEXCOMM8_IRQHandler,
305 // FlexComm interrupt.
306 [77] = FLEXCOMM9_IRQHandler,
307 // FlexComm interrupt.
308 [78] = FLEXCOMM10_IRQHandler,
309 // FlexComm interrupt.
310 [79] = FLEXCOMM11_IRQHandler,
311 // FlexComm interrupt.
312 [80] = FLEXCOMM12_IRQHandler,
313 // FlexComm interrupt.
314 [81] = FLEXCOMM13_IRQHandler,
315 // FlexComm interrupt.
316 [82] = FLEXCOMM16_IRQHandler,
317 // Improved Inter Integrated Circuit 1 interrupt.
318 [83] = I3C1_IRQHandler,
319 // Flexible I/O interrupt.
320 [84] = FLEXIO_IRQHandler,
321 // Liquid Crystal Display interface interrupt.
322 [85] = LCDIF_IRQHandler,
323 // Graphics Processor Unit interrupt.
324 [86] = GPU_IRQHandler,
325 // MIPI interrupt.
326 [87] = MIPI_IRQHandler,
327 // Reserved interrupt.
328 [88] = Reserved88_IRQHandler,
329 // Smart DMA Engine Controller interrupt.
330 [89] = SDMA_IRQHandler,
331 };
332
333 // Define handlers that call out to a driver handler provided by the SDK.
334 #define DRIVER_HANDLER(_IRQHandler, _DriverIRQHandler) \
335 void _DriverIRQHandler(void) PW_ALIAS(DefaultInterruptHandler); \
336 static void _IRQHandler(void) { _DriverIRQHandler(); }
337
338 DRIVER_HANDLER(WDT0_IRQHandler, WDT0_DriverIRQHandler);
339 DRIVER_HANDLER(DMA0_IRQHandler, DMA0_DriverIRQHandler);
340 DRIVER_HANDLER(GPIO_INTA_IRQHandler, GPIO_INTA_DriverIRQHandler);
341 DRIVER_HANDLER(GPIO_INTB_IRQHandler, GPIO_INTB_DriverIRQHandler);
342 DRIVER_HANDLER(PIN_INT0_IRQHandler, PIN_INT0_DriverIRQHandler);
343 DRIVER_HANDLER(PIN_INT1_IRQHandler, PIN_INT1_DriverIRQHandler);
344 DRIVER_HANDLER(PIN_INT2_IRQHandler, PIN_INT2_DriverIRQHandler);
345 DRIVER_HANDLER(PIN_INT3_IRQHandler, PIN_INT3_DriverIRQHandler);
346 DRIVER_HANDLER(UTICK0_IRQHandler, UTICK0_DriverIRQHandler);
347 DRIVER_HANDLER(MRT0_IRQHandler, MRT0_DriverIRQHandler);
348 DRIVER_HANDLER(CTIMER0_IRQHandler, CTIMER0_DriverIRQHandler);
349 DRIVER_HANDLER(CTIMER1_IRQHandler, CTIMER1_DriverIRQHandler);
350 DRIVER_HANDLER(SCT0_IRQHandler, SCT0_DriverIRQHandler);
351 DRIVER_HANDLER(CTIMER3_IRQHandler, CTIMER3_DriverIRQHandler);
352 DRIVER_HANDLER(FLEXCOMM0_IRQHandler, FLEXCOMM0_DriverIRQHandler);
353 DRIVER_HANDLER(FLEXCOMM1_IRQHandler, FLEXCOMM1_DriverIRQHandler);
354 DRIVER_HANDLER(FLEXCOMM2_IRQHandler, FLEXCOMM2_DriverIRQHandler);
355 DRIVER_HANDLER(FLEXCOMM3_IRQHandler, FLEXCOMM3_DriverIRQHandler);
356 DRIVER_HANDLER(FLEXCOMM4_IRQHandler, FLEXCOMM4_DriverIRQHandler);
357 DRIVER_HANDLER(FLEXCOMM5_IRQHandler, FLEXCOMM5_DriverIRQHandler);
358 DRIVER_HANDLER(FLEXCOMM14_IRQHandler, FLEXCOMM14_DriverIRQHandler);
359 DRIVER_HANDLER(FLEXCOMM15_IRQHandler, FLEXCOMM15_DriverIRQHandler);
360 DRIVER_HANDLER(ADC0_IRQHandler, ADC0_DriverIRQHandler);
361 DRIVER_HANDLER(Reserved39_IRQHandler, Reserved39_DriverIRQHandler);
362 DRIVER_HANDLER(ACMP_IRQHandler, ACMP_DriverIRQHandler);
363 DRIVER_HANDLER(DMIC0_IRQHandler, DMIC0_DriverIRQHandler);
364 DRIVER_HANDLER(Reserved42_IRQHandler, Reserved42_DriverIRQHandler);
365 DRIVER_HANDLER(HYPERVISOR_IRQHandler, HYPERVISOR_DriverIRQHandler);
366 DRIVER_HANDLER(SECURE_VIOLATION_IRQHandler, SECURE_VIOLATION_DriverIRQHandler);
367 DRIVER_HANDLER(HWVAD0_IRQHandler, HWVAD0_DriverIRQHandler);
368 DRIVER_HANDLER(Reserved46_IRQHandler, Reserved46_DriverIRQHandler);
369 DRIVER_HANDLER(RNG_IRQHandler, RNG_DriverIRQHandler);
370 DRIVER_HANDLER(RTC_IRQHandler, RTC_DriverIRQHandler);
371 DRIVER_HANDLER(DSP_TIE_EXPSTATE1_IRQHandler,
372 DSP_TIE_EXPSTATE1_DriverIRQHandler);
373 DRIVER_HANDLER(MU_A_IRQHandler, MU_A_DriverIRQHandler);
374 DRIVER_HANDLER(PIN_INT4_IRQHandler, PIN_INT4_DriverIRQHandler);
375 DRIVER_HANDLER(PIN_INT5_IRQHandler, PIN_INT5_DriverIRQHandler);
376 DRIVER_HANDLER(PIN_INT6_IRQHandler, PIN_INT6_DriverIRQHandler);
377 DRIVER_HANDLER(PIN_INT7_IRQHandler, PIN_INT7_DriverIRQHandler);
378 DRIVER_HANDLER(CTIMER2_IRQHandler, CTIMER2_DriverIRQHandler);
379 DRIVER_HANDLER(CTIMER4_IRQHandler, CTIMER4_DriverIRQHandler);
380 DRIVER_HANDLER(OS_EVENT_IRQHandler, OS_EVENT_DriverIRQHandler);
381 DRIVER_HANDLER(FLEXSPI0_FLEXSPI1_IRQHandler,
382 FLEXSPI0_FLEXSPI1_DriverIRQHandler);
383 DRIVER_HANDLER(FLEXCOMM6_IRQHandler, FLEXCOMM6_DriverIRQHandler);
384 DRIVER_HANDLER(FLEXCOMM7_IRQHandler, FLEXCOMM7_DriverIRQHandler);
385 DRIVER_HANDLER(USDHC0_IRQHandler, USDHC0_DriverIRQHandler);
386 DRIVER_HANDLER(USDHC1_IRQHandler, USDHC1_DriverIRQHandler);
387 DRIVER_HANDLER(SGPIO_INTA_IRQHandler, SGPIO_INTA_DriverIRQHandler);
388 DRIVER_HANDLER(SGPIO_INTB_IRQHandler, SGPIO_INTB_DriverIRQHandler);
389 DRIVER_HANDLER(I3C0_IRQHandler, I3C0_DriverIRQHandler);
390 DRIVER_HANDLER(USB0_IRQHandler, USB0_DriverIRQHandler);
391 DRIVER_HANDLER(USB0_NEEDCLK_IRQHandler, USB0_NEEDCLK_DriverIRQHandler);
392 DRIVER_HANDLER(WDT1_IRQHandler, WDT1_DriverIRQHandler);
393 DRIVER_HANDLER(USB_PHYDCD_IRQHandler, USB_PHYDCD_DriverIRQHandler);
394 DRIVER_HANDLER(DMA1_IRQHandler, DMA1_DriverIRQHandler);
395 DRIVER_HANDLER(PUF_IRQHandler, PUF_DriverIRQHandler);
396 DRIVER_HANDLER(POWERQUAD_IRQHandler, POWERQUAD_DriverIRQHandler);
397 DRIVER_HANDLER(CASPER_IRQHandler, CASPER_DriverIRQHandler);
398 DRIVER_HANDLER(PMU_PMIC_IRQHandler, PMU_PMIC_DriverIRQHandler);
399 DRIVER_HANDLER(HASHCRYPT_IRQHandler, HASHCRYPT_DriverIRQHandler);
400 DRIVER_HANDLER(FLEXCOMM8_IRQHandler, FLEXCOMM8_DriverIRQHandler);
401 DRIVER_HANDLER(FLEXCOMM9_IRQHandler, FLEXCOMM9_DriverIRQHandler);
402 DRIVER_HANDLER(FLEXCOMM10_IRQHandler, FLEXCOMM10_DriverIRQHandler);
403 DRIVER_HANDLER(FLEXCOMM11_IRQHandler, FLEXCOMM11_DriverIRQHandler);
404 DRIVER_HANDLER(FLEXCOMM12_IRQHandler, FLEXCOMM12_DriverIRQHandler);
405 DRIVER_HANDLER(FLEXCOMM13_IRQHandler, FLEXCOMM13_DriverIRQHandler);
406 DRIVER_HANDLER(FLEXCOMM16_IRQHandler, FLEXCOMM16_DriverIRQHandler);
407 DRIVER_HANDLER(I3C1_IRQHandler, I3C1_DriverIRQHandler);
408 DRIVER_HANDLER(FLEXIO_IRQHandler, FLEXIO_DriverIRQHandler);
409 DRIVER_HANDLER(LCDIF_IRQHandler, LCDIF_DriverIRQHandler);
410 DRIVER_HANDLER(GPU_IRQHandler, GPU_DriverIRQHandler);
411 DRIVER_HANDLER(MIPI_IRQHandler, MIPI_DriverIRQHandler);
412 DRIVER_HANDLER(Reserved88_IRQHandler, Reserved88_DriverIRQHandler);
413 DRIVER_HANDLER(SDMA_IRQHandler, SDMA_DriverIRQHandler);
414