1 /*
2  * Copyright (c) 2022 Arm Limited. All rights reserved.
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Licensed under the Apache License, Version 2.0 (the License); you may
7  * not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an AS IS BASIS, WITHOUT
14  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 
19 /*
20  * This file is derivative of CMSIS V5.9.0 startup_ARMCM55.c
21  * Git SHA: 2b7495b8535bdcb306dac29b9ded4cfb679d7e5c
22  */
23 
24 #include "cmsis.h"
25 
26 /*----------------------------------------------------------------------------
27   External References
28  *----------------------------------------------------------------------------*/
29 extern uint32_t __INITIAL_SP;
30 extern uint32_t __STACK_LIMIT;
31 #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
32 extern uint64_t __STACK_SEAL;
33 #endif
34 
35 extern void __PROGRAM_START(void) __NO_RETURN;
36 
37 /*----------------------------------------------------------------------------
38   Internal References
39  *----------------------------------------------------------------------------*/
40 void Reset_Handler  (void) __NO_RETURN;
41 
42 /*----------------------------------------------------------------------------
43   Exception / Interrupt Handler
44  *----------------------------------------------------------------------------*/
45 #define DEFAULT_IRQ_HANDLER(handler_name)  \
46 void __WEAK handler_name(void) __NO_RETURN; \
47 void handler_name(void) { \
48     while(1); \
49 }
50 
51 /* Exceptions */
52 DEFAULT_IRQ_HANDLER(NMI_Handler)
53 DEFAULT_IRQ_HANDLER(HardFault_Handler)
54 DEFAULT_IRQ_HANDLER(MemManage_Handler)
55 DEFAULT_IRQ_HANDLER(BusFault_Handler)
56 DEFAULT_IRQ_HANDLER(UsageFault_Handler)
57 DEFAULT_IRQ_HANDLER(SecureFault_Handler)
58 DEFAULT_IRQ_HANDLER(SVC_Handler)
59 DEFAULT_IRQ_HANDLER(DebugMon_Handler)
60 DEFAULT_IRQ_HANDLER(PendSV_Handler)
61 DEFAULT_IRQ_HANDLER(SysTick_Handler)
62 
63 DEFAULT_IRQ_HANDLER(NONSEC_WATCHDOG_RESET_REQ_Handler)
64 DEFAULT_IRQ_HANDLER(NONSEC_WATCHDOG_Handler)
65 DEFAULT_IRQ_HANDLER(SLOWCLK_Timer_Handler)
66 DEFAULT_IRQ_HANDLER(TFM_TIMER0_IRQ_Handler)
67 DEFAULT_IRQ_HANDLER(TIMER1_Handler)
68 DEFAULT_IRQ_HANDLER(TIMER2_Handler)
69 DEFAULT_IRQ_HANDLER(MPC_Handler)
70 DEFAULT_IRQ_HANDLER(PPC_Handler)
71 DEFAULT_IRQ_HANDLER(MSC_Handler)
72 DEFAULT_IRQ_HANDLER(BRIDGE_ERROR_Handler)
73 DEFAULT_IRQ_HANDLER(PPU_Combined_Handler)
74 DEFAULT_IRQ_HANDLER(NPU0_Handler)
75 DEFAULT_IRQ_HANDLER(NPU1_Handler)
76 DEFAULT_IRQ_HANDLER(NPU2_Handler)
77 DEFAULT_IRQ_HANDLER(NPU3_Handler)
78 DEFAULT_IRQ_HANDLER(KMU_Handler)
79 DEFAULT_IRQ_HANDLER(DMA_Combined_S_Handler)
80 DEFAULT_IRQ_HANDLER(DMA_Combined_NS_Handler)
81 DEFAULT_IRQ_HANDLER(DMA_Security_Violation_Handler)
82 DEFAULT_IRQ_HANDLER(TIMER3_AON_Handler)
83 DEFAULT_IRQ_HANDLER(CPU0_CTI_0_Handler)
84 DEFAULT_IRQ_HANDLER(CPU0_CTI_1_Handler)
85 
86 DEFAULT_IRQ_HANDLER(SAM_Critical_Sec_Fault_S_Handler)
87 DEFAULT_IRQ_HANDLER(SAM_Sec_Fault_S_Handler)
88 DEFAULT_IRQ_HANDLER(GPIO_Combined_S_Handler)
89 DEFAULT_IRQ_HANDLER(SDC_Handler)
90 DEFAULT_IRQ_HANDLER(FPU_Handler)
91 DEFAULT_IRQ_HANDLER(SRAM_TRAM_ECC_Err_Combined_S_Handler)
92 DEFAULT_IRQ_HANDLER(SIC_S_Handler)
93 DEFAULT_IRQ_HANDLER(ATU_S_Handler)
94 DEFAULT_IRQ_HANDLER(CMU_MHU0_Sender_Handler)
95 DEFAULT_IRQ_HANDLER(CMU_MHU0_Receiver_Handler)
96 DEFAULT_IRQ_HANDLER(CMU_MHU1_Sender_Handler)
97 DEFAULT_IRQ_HANDLER(CMU_MHU1_Receiver_Handler)
98 DEFAULT_IRQ_HANDLER(CMU_MHU2_Sender_Handler)
99 DEFAULT_IRQ_HANDLER(CMU_MHU2_Receiver_Handler)
100 DEFAULT_IRQ_HANDLER(CMU_MHU3_Sender_Handler)
101 DEFAULT_IRQ_HANDLER(CMU_MHU3_Receiver_Handler)
102 DEFAULT_IRQ_HANDLER(CMU_MHU4_Sender_Handler)
103 DEFAULT_IRQ_HANDLER(CMU_MHU4_Receiver_Handler)
104 DEFAULT_IRQ_HANDLER(CMU_MHU5_Sender_Handler)
105 DEFAULT_IRQ_HANDLER(CMU_MHU5_Receiver_Handler)
106 DEFAULT_IRQ_HANDLER(CMU_MHU6_Sender_Handler)
107 DEFAULT_IRQ_HANDLER(CMU_MHU6_Receiver_Handler)
108 DEFAULT_IRQ_HANDLER(CMU_MHU7_Sender_Handler)
109 DEFAULT_IRQ_HANDLER(CMU_MHU7_Receiver_Handler)
110 DEFAULT_IRQ_HANDLER(CMU_MHU8_Sender_Handler)
111 DEFAULT_IRQ_HANDLER(CMU_MHU8_Receiver_Handler)
112 DEFAULT_IRQ_HANDLER(Crypto_Engine_S_Handler)
113 DEFAULT_IRQ_HANDLER(SoC_System_Timer0_AON_Handler)
114 DEFAULT_IRQ_HANDLER(SoC_System_Timer1_AON_Handler)
115 
116 /*----------------------------------------------------------------------------
117   Exception / Interrupt Vector table
118  *----------------------------------------------------------------------------*/
119 
120 #if defined ( __GNUC__ )
121 #pragma GCC diagnostic push
122 #pragma GCC diagnostic ignored "-Wpedantic"
123 #endif
124 
125 extern const VECTOR_TABLE_Type __VECTOR_TABLE[];
126        const VECTOR_TABLE_Type __VECTOR_TABLE[] __VECTOR_TABLE_ATTRIBUTE = {
127   (VECTOR_TABLE_Type)(&__INITIAL_SP),            /*      Initial Stack Pointer */
128   Reset_Handler,                     /*      Reset Handler */
129   NMI_Handler,                       /* -14: NMI Handler */
130   HardFault_Handler,                 /* -13: Hard Fault Handler */
131   MemManage_Handler,                 /* -12: MPU Fault Handler */
132   BusFault_Handler,                  /* -11: Bus Fault Handler */
133   UsageFault_Handler,                /* -10: Usage Fault Handler */
134   SecureFault_Handler,               /*  -9: Secure Fault Handler */
135   0,                                 /*      Reserved */
136   0,                                 /*      Reserved */
137   0,                                 /*      Reserved */
138   SVC_Handler,                       /*  -5: SVCall Handler */
139   DebugMon_Handler,                  /*  -4: Debug Monitor Handler */
140   0,                                 /*      Reserved */
141   PendSV_Handler,                    /*  -2: PendSV Handler */
142   SysTick_Handler,                   /*  -1: SysTick Handler */
143 
144   NONSEC_WATCHDOG_RESET_REQ_Handler, /*   0: Non-Secure Watchdog Reset Request Handler */
145   NONSEC_WATCHDOG_Handler,           /*   1: Non-Secure Watchdog Handler */
146   SLOWCLK_Timer_Handler,             /*   2: SLOWCLK Timer Handler */
147   TFM_TIMER0_IRQ_Handler,            /*   3: TIMER 0 Handler */
148   TIMER1_Handler,                    /*   4: TIMER 1 Handler */
149   TIMER2_Handler,                    /*   5: TIMER 2 Handler */
150   0,                                 /*   6: Reserved */
151   0,                                 /*   7: Reserved */
152   0,                                 /*   8: Reserved */
153   MPC_Handler,                       /*   9: MPC Combined (Secure) Handler */
154   PPC_Handler,                       /*  10: PPC Combined (Secure) Handler */
155   MSC_Handler,                       /*  11: MSC Combined (Secure) Handler */
156   BRIDGE_ERROR_Handler,              /*  12: Bridge Error (Secure) Handler */
157   0,                                 /*  13: Reserved */
158   PPU_Combined_Handler,              /*  14: PPU Combined (Secure) Handler */
159   0,                                 /*  15: Reserved */
160   NPU0_Handler,                      /*  16: NPU0 Handler */
161   NPU1_Handler,                      /*  17: NPU1 Handler */
162   NPU2_Handler,                      /*  18: NPU2 Handler */
163   NPU3_Handler,                      /*  19: NPU3 Handler */
164   KMU_Handler,                       /*  20: KMU (Secure) Handler */
165   0,                                 /*  21: Reserved */
166   0,                                 /*  22: Reserved */
167   0,                                 /*  23: Reserved */
168   DMA_Combined_S_Handler,            /*  24: DMA350 Combined (Secure) Handler */
169   DMA_Combined_NS_Handler,           /*  25: DMA350 Combined (Non-Secure) Handler */
170   DMA_Security_Violation_Handler,    /*  26: DMA350 Security Violation Handler */
171   TIMER3_AON_Handler,                /*  27: TIMER 3 AON Handler */
172   CPU0_CTI_0_Handler,                /*  28: CPU0 CTI IRQ 0 Handler */
173   CPU0_CTI_1_Handler,                /*  29: CPU0 CTI IRQ 1 Handler */
174   0,                                 /*  30: Reserved */
175   0,                                 /*  31: Reserved */
176 
177   /* External interrupts */
178   SAM_Critical_Sec_Fault_S_Handler,  /*  32: SAM Critical Security Fault (Secure) Handler */
179   SAM_Sec_Fault_S_Handler,           /*  33: SAM Security Fault (Secure) Handler */
180   GPIO_Combined_S_Handler,           /*  34: GPIO Combined (Secure) Handler */
181   SDC_Handler,                       /*  35: Secure Debug Channel Handler */
182   FPU_Handler,                       /*  36: FPU Exception Handler */
183   SRAM_TRAM_ECC_Err_Combined_S_Handler,
184                                      /*  37: SRAM and TRAM Corrected ECC Error
185                                       *  Combined (Secure) Handler */
186   SIC_S_Handler,                     /*  38: SICache (Secure) Handler */
187   ATU_S_Handler,                     /*  39: ATU (Secure) Handler */
188   CMU_MHU0_Sender_Handler,           /*  40: CMU MHU 0 Sender Handler */
189   CMU_MHU0_Receiver_Handler,         /*  41: CMU MHU 0 Receiver Handler */
190   CMU_MHU1_Sender_Handler,           /*  42: CMU MHU 1 Sender Handler */
191   CMU_MHU1_Receiver_Handler,         /*  43: CMU MHU 1 Receiver Handler */
192   CMU_MHU2_Sender_Handler,           /*  44: CMU MHU 2 Sender Handler */
193   CMU_MHU2_Receiver_Handler,         /*  45: CMU MHU 2 Receiver Handler */
194   CMU_MHU3_Sender_Handler,           /*  46: CMU MHU 3 Sender Handler */
195   CMU_MHU3_Receiver_Handler,         /*  47: CMU MHU 3 Receiver Handler */
196   CMU_MHU4_Sender_Handler,           /*  48: CMU MHU 4 Sender Handler */
197   CMU_MHU4_Receiver_Handler,         /*  49: CMU MHU 4 Receiver Handler */
198   CMU_MHU5_Sender_Handler,           /*  50: CMU MHU 5 Sender Handler */
199   CMU_MHU5_Receiver_Handler,         /*  51: CMU MHU 5 Receiver Handler */
200   CMU_MHU6_Sender_Handler,           /*  52: CMU MHU 6 Sender Handler */
201   CMU_MHU6_Receiver_Handler,         /*  53: CMU MHU 6 Receiver Handler */
202   CMU_MHU7_Sender_Handler,           /*  54: CMU MHU 7 Sender Handler */
203   CMU_MHU7_Receiver_Handler,         /*  55: CMU MHU 7 Receiver Handler */
204   CMU_MHU8_Sender_Handler,           /*  56: CMU MHU 8 Sender Handler */
205   CMU_MHU8_Receiver_Handler,         /*  57: CMU MHU 8 Receiver Handler */
206   Crypto_Engine_S_Handler,           /*  58: Crypto Engine (Secure) Handler */
207   SoC_System_Timer0_AON_Handler,     /*  59: SoC System Timer 0 AON Handler */
208   SoC_System_Timer1_AON_Handler,     /*  60: SoC System Timer 1 AON Handler */
209 };
210 
211 #if defined ( __GNUC__ )
212 #pragma GCC diagnostic pop
213 #endif
214 
215 /*----------------------------------------------------------------------------
216   Reset Handler called on controller reset
217  *----------------------------------------------------------------------------*/
Reset_Handler(void)218 void Reset_Handler(void)
219 {
220 #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
221     __disable_irq();
222 #endif
223     __set_PSP((uint32_t)(&__INITIAL_SP));
224 
225     __set_MSPLIM((uint32_t)(&__STACK_LIMIT));
226     __set_PSPLIM((uint32_t)(&__STACK_LIMIT));
227 
228 #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
229     __TZ_set_STACKSEAL_S((uint32_t *)(&__STACK_SEAL));
230 #endif
231 
232     SystemInit();                             /* CMSIS System Initialization */
233     __PROGRAM_START();                        /* Enter PreMain (C library entry point) */
234 }
235