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Initial commit: CCU621_M firmware project with BLE debug link support.

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Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
jiankalka
2026-07-08 17:28:36 +08:00
commit 9ceb218f80
1597 changed files with 724159 additions and 0 deletions
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Drivers/CMSIS/GD/GD32H7xx/Source/ARM/startup_gd32h7xx.s
+729
View File
@@ -0,0 +1,729 @@
;/*!
; \file startup_gd32h7xx.s
; \brief start up file
; \version 2025-01-24, V1.4.0, firmware for GD32H7xx
;*/
;/*
; * Copyright (c) 2009-2018 Arm Limited. All rights reserved.
; * Copyright (c) 2025, GigaDevice Semiconductor Inc.
; *
; * SPDX-License-Identifier: Apache-2.0
; *
; * Licensed under the Apache License, Version 2.0 (the License); you may
; * not use this file except in compliance with the License.
; * You may obtain a copy of the License at
; *
; * www.apache.org/licenses/LICENSE-2.0
; *
; * Unless required by applicable law or agreed to in writing, software
; * distributed under the License is distributed on an AS IS BASIS, WITHOUT
; * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
; * See the License for the specific language governing permissions and
; * limitations under the License.
; */
;/* This file refers the CMSIS standard, some adjustments are made according to GigaDevice chips */
; <h> Stack Configuration
; <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
; </h>
Stack_Size EQU 0x00001000
AREA STACK, NOINIT, READWRITE, ALIGN=3
Stack_Mem SPACE Stack_Size
__initial_sp
; <h> Heap Configuration
; <o> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
; </h>
Heap_Size EQU 0x000000800
AREA HEAP, NOINIT, READWRITE, ALIGN=3
__heap_base
Heap_Mem SPACE Heap_Size
__heap_limit
PRESERVE8
THUMB
; /* reset Vector Mapped to at Address 0 */
AREA RESET, DATA, READONLY
EXPORT __Vectors
EXPORT __Vectors_End
EXPORT __Vectors_Size
__Vectors DCD __initial_sp ; 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
; /* external interrupts handler */
DCD WWDGT_IRQHandler ; 16:Window Watchdog Timer
DCD VAVD_LVD_VOVD_IRQHandler ; 17:VAVD/LVD/VOVD through EXTI Line detect
DCD TAMPER_STAMP_LXTAL_IRQHandler ; 18:RTC Tamper and TimeStamp through EXTI Line detect, LXTAL clock security system interrupt
DCD RTC_WKUP_IRQHandler ; 19:RTC Wakeup from EXTI interrupt
DCD FMC_IRQHandler ; 20:FMC global interrupt
DCD RCU_IRQHandler ; 21:RCU global interrupt
DCD EXTI0_IRQHandler ; 22:EXTI Line 0
DCD EXTI1_IRQHandler ; 23:EXTI Line 1
DCD EXTI2_IRQHandler ; 24:EXTI Line 2
DCD EXTI3_IRQHandler ; 25:EXTI Line 3
DCD EXTI4_IRQHandler ; 26:EXTI Line 4
DCD DMA0_Channel0_IRQHandler ; 27:DMA0 Channel 0
DCD DMA0_Channel1_IRQHandler ; 28:DMA0 Channel 1
DCD DMA0_Channel2_IRQHandler ; 29:DMA0 Channel 2
DCD DMA0_Channel3_IRQHandler ; 30:DMA0 Channel 3
DCD DMA0_Channel4_IRQHandler ; 31:DMA0 Channel 4
DCD DMA0_Channel5_IRQHandler ; 32:DMA0 Channel 5
DCD DMA0_Channel6_IRQHandler ; 33:DMA0 Channel 6
DCD ADC0_1_IRQHandler ; 34:ADC0 and ADC1 interrupt
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD EXTI5_9_IRQHandler ; 39:EXTI5 to EXTI9
DCD TIMER0_BRK_IRQHandler ; 40:TIMER0 Break
DCD TIMER0_UP_IRQHandler ; 41:TIMER0 Update
DCD TIMER0_TRG_CMT_IRQHandler ; 42:TIMER0 Trigger and Commutation
DCD TIMER0_Channel_IRQHandler ; 43:TIMER0 Capture Compare
DCD TIMER1_IRQHandler ; 44:TIMER1
DCD TIMER2_IRQHandler ; 45:TIMER2
DCD TIMER3_IRQHandler ; 46:TIMER3
DCD I2C0_EV_IRQHandler ; 47:I2C0 Event
DCD I2C0_ER_IRQHandler ; 48:I2C0 Error
DCD I2C1_EV_IRQHandler ; 49:I2C1 Event
DCD I2C1_ER_IRQHandler ; 50:I2C1 Error
DCD SPI0_IRQHandler ; 51:SPI0
DCD SPI1_IRQHandler ; 52:SPI1
DCD USART0_IRQHandler ; 53:USART0 global and wakeup
DCD USART1_IRQHandler ; 54:USART1 global and wakeup
DCD USART2_IRQHandler ; 55:USART2 global and wakeup
DCD EXTI10_15_IRQHandler ; 56:EXTI10 to EXTI15
DCD RTC_Alarm_IRQHandler ; 57:RTC Alarm
DCD 0 ; Reserved
DCD TIMER7_BRK_IRQHandler ; 59:TIMER7 Break
DCD TIMER7_UP_IRQHandler ; 60:TIMER7 Update
DCD TIMER7_TRG_CMT_IRQHandler ; 61:TIMER7 Trigger and Commutation
DCD TIMER7_Channel_IRQHandler ; 62:TIMER7 Channel Capture Compare
DCD DMA0_Channel7_IRQHandler ; 63:DMA0 Channel 7
DCD EXMC_IRQHandler ; 64:EXMC
DCD SDIO0_IRQHandler ; 65:SDIO0
DCD TIMER4_IRQHandler ; 66:TIMER4
DCD SPI2_IRQHandler ; 67:SPI2
DCD UART3_IRQHandler ; 68:UART3
DCD UART4_IRQHandler ; 69:UART4
DCD TIMER5_DAC_UDR_IRQHandler ; 70:TIMER5 global interrupt and DAC1/DAC0 underrun error
DCD TIMER6_IRQHandler ; 71:TIMER6
DCD DMA1_Channel0_IRQHandler ; 72:DMA1 Channel0
DCD DMA1_Channel1_IRQHandler ; 73:DMA1 Channel1
DCD DMA1_Channel2_IRQHandler ; 74:DMA1 Channel2
DCD DMA1_Channel3_IRQHandler ; 75:DMA1 Channel3
DCD DMA1_Channel4_IRQHandler ; 76:DMA1 Channel4
DCD ENET0_IRQHandler ; 77:ENET0
DCD ENET0_WKUP_IRQHandler ; 78:ENET0 Wakeup through EXTI Line
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD DMA1_Channel5_IRQHandler ; 84:DMA1 Channel5
DCD DMA1_Channel6_IRQHandler ; 85:DMA1 Channel6
DCD DMA1_Channel7_IRQHandler ; 86:DMA1 Channel7
DCD USART5_IRQHandler ; 87:USART5 global and wakeup
DCD I2C2_EV_IRQHandler ; 88:I2C2 Event
DCD I2C2_ER_IRQHandler ; 89:I2C2 Error
DCD USBHS0_EP1_OUT_IRQHandler ; 90:USBHS0 Endpoint 1 Out
DCD USBHS0_EP1_IN_IRQHandler ; 91:USBHS0 Endpoint 1 in
DCD USBHS0_WKUP_IRQHandler ; 92:USBHS0 Wakeup through EXTI Line
DCD USBHS0_IRQHandler ; 93:USBHS0
DCD DCI_IRQHandler ; 94:DCI
DCD CAU_IRQHandler ; 95:CAU
DCD HAU_TRNG_IRQHandler ; 96:HAU and TRNG
DCD FPU_IRQHandler ; 97:FPU
DCD UART6_IRQHandler ; 98:UART6
DCD UART7_IRQHandler ; 99:UART7
DCD SPI3_IRQHandler ; 100:SPI3
DCD SPI4_IRQHandler ; 101:SPI4
DCD SPI5_IRQHandler ; 102:SPI5
DCD SAI0_IRQHandler ; 103:SAI0
DCD TLI_IRQHandler ; 104:TLI
DCD TLI_ER_IRQHandler ; 105:TLI Error
DCD IPA_IRQHandler ; 106:IPA
DCD SAI1_IRQHandler ; 107:SAI1
DCD OSPI0_IRQHandler ; 108:OSPI0
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD I2C3_EV_IRQHandler ; 111:I2C3 Event
DCD I2C3_ER_IRQHandler ; 112:I2C3 Error
DCD RSPDIF_IRQHandler ; 113:RSPDIF
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD DMAMUX_OVR_IRQHandler ; 118:DMAMUX Overrun interrupt
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD HPDF_INT0_IRQHandler ; 126:HPDF global interrupt 0
DCD HPDF_INT1_IRQHandler ; 127:HPDF global interrupt 1
DCD HPDF_INT2_IRQHandler ; 128:HPDF global interrupt 2
DCD HPDF_INT3_IRQHandler ; 129:HPDF global interrupt 3
DCD SAI2_IRQHandler ; 130:SAI2 global interrupt
DCD 0 ; Reserved
DCD TIMER14_IRQHandler ; 132:TIMER14
DCD TIMER15_IRQHandler ; 133:TIMER15
DCD TIMER16_IRQHandler ; 134:TIMER16
DCD 0 ; Reserved
DCD MDIO_IRQHandler ; 136:MDIO
DCD 0 ; Reserved
DCD MDMA_IRQHandler ; 138:MDMA
DCD 0 ; Reserved
DCD SDIO1_IRQHandler ; 140:SDIO1
DCD HWSEM_IRQHandler ; 141:HWSEM
DCD 0 ; Reserved
DCD ADC2_IRQHandler ; 143:ADC2
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 CMP0_1_IRQHandler ; 153:CMP0 and CMP1
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD CTC_IRQHandler ; 160:Clock Recovery System
DCD RAMECCMU_IRQHandler ; 161:RAMECCMU
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD OSPI1_IRQHandler ; 166:OSPI1
DCD RTDEC0_IRQHandler ; 167:RTDEC0
DCD RTDEC1_IRQHandler ; 168:RTDEC1
DCD FAC_IRQHandler ; 169:FAC
DCD TMU_IRQHandler ; 170:TMU
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD TIMER22_IRQHandler ; 177:TIMER22
DCD TIMER23_IRQHandler ; 178:TIMER23
DCD TIMER30_IRQHandler ; 179:TIMER30
DCD TIMER31_IRQHandler ; 180:TIMER31
DCD TIMER40_IRQHandler ; 181:TIMER40
DCD TIMER41_IRQHandler ; 182:TIMER41
DCD TIMER42_IRQHandler ; 183:TIMER42
DCD TIMER43_IRQHandler ; 184:TIMER43
DCD TIMER44_IRQHandler ; 185:TIMER44
DCD TIMER50_IRQHandler ; 186:TIMER50
DCD TIMER51_IRQHandler ; 187:TIMER51
DCD USBHS1_EP1_OUT_IRQHandler ; 188:USBHS1 endpoint 1 out
DCD USBHS1_EP1_IN_IRQHandler ; 189:USBHS1 endpoint 1 in
DCD USBHS1_WKUP_IRQHandler ; 190:USBHS1 wakeup
DCD USBHS1_IRQHandler ; 191:USBHS1
DCD ENET1_IRQHandler ; 192:ENET1
DCD ENET1_WKUP_IRQHandler ; 193:ENET1 wakeup
DCD 0 ; Reserved
DCD CAN0_WKUP_IRQHandler ; 195:CAN0 wakeup
DCD CAN0_Message_IRQHandler ; 196:CAN0 interrupt for message buffer
DCD CAN0_Busoff_IRQHandler ; 197:CAN0 interrupt for Bus off / Bus off done
DCD CAN0_Error_IRQHandler ; 198:CAN0 interrupt for Error
DCD CAN0_FastError_IRQHandler ; 199:CAN0 interrupt for Error in fast transmission
DCD CAN0_TEC_IRQHandler ; 200:CAN0 interrupt for Transmit warning
DCD CAN0_REC_IRQHandler ; 201:CAN0 interrupt for Receive warning
DCD CAN1_WKUP_IRQHandler ; 202:CAN1 wakeup
DCD CAN1_Message_IRQHandler ; 203:CAN1 interrupt for message buffer
DCD CAN1_Busoff_IRQHandler ; 204:CAN1 interrupt for Bus off / Bus off done
DCD CAN1_Error_IRQHandler ; 205:CAN1 interrupt for Error
DCD CAN1_FastError_IRQHandler ; 206:CAN1 interrupt for Error in fast transmission
DCD CAN1_TEC_IRQHandler ; 207:CAN1 interrupt for Transmit warning
DCD CAN1_REC_IRQHandler ; 208:CAN1 interrupt for Receive warning
DCD CAN2_WKUP_IRQHandler ; 209:CAN2 wakeup
DCD CAN2_Message_IRQHandler ; 210:CAN2 interrupt for message buffer
DCD CAN2_Busoff_IRQHandler ; 211:CAN2 interrupt for Bus off / Bus off done
DCD CAN2_Error_IRQHandler ; 212:CAN2 interrupt for Error
DCD CAN2_FastError_IRQHandler ; 213:CAN2 interrupt for Error in fast transmission
DCD CAN2_TEC_IRQHandler ; 214:CAN2 interrupt for Transmit warning
DCD CAN2_REC_IRQHandler ; 215:CAN2 interrupt for Receive warning
DCD EFUSE_IRQHandler ; 216:EFUSE
DCD I2C0_WKUP_IRQHandler ; 217:I2C0 wakeup
DCD I2C1_WKUP_IRQHandler ; 218:I2C1 wakeup
DCD I2C2_WKUP_IRQHandler ; 219:I2C2 wakeup
DCD I2C3_WKUP_IRQHandler ; 220:I2C3 wakeup
DCD LPDTS_IRQHandler ; 221:LPDTS
DCD LPDTS_WKUP_IRQHandler ; 222:LPDTS wakeup
DCD TIMER0_DEC_IRQHandler ; 223:TIMER0 DEC
DCD TIMER7_DEC_IRQHandler ; 224:TIMER7 DEC
DCD TIMER1_DEC_IRQHandler ; 225:TIMER1 DEC
DCD TIMER2_DEC_IRQHandler ; 226:TIMER2 DEC
DCD TIMER3_DEC_IRQHandler ; 227:TIMER3 DEC
DCD TIMER4_DEC_IRQHandler ; 228:TIMER4 DEC
DCD TIMER22_DEC_IRQHandler ; 229:TIMER22 DEC
DCD TIMER23_DEC_IRQHandler ; 230:TIMER23 DEC
DCD TIMER30_DEC_IRQHandler ; 231:TIMER30 DEC
DCD TIMER31_DEC_IRQHandler ; 232:TIMER31 DEC
__Vectors_End
__Vectors_Size EQU __Vectors_End - __Vectors
AREA |.text|, CODE, READONLY
;/* reset Handler */
Reset_Handler PROC
EXPORT Reset_Handler [WEAK]
IMPORT SystemInit
IMPORT __main
IMPORT |Image$$RW_IRAM1$$RW$$Base|
LDR R0, =|Image$$RW_IRAM1$$RW$$Base|
ADD R1, R0, #0x8000
LDR R2, =0x0
MEM_INIT STRD R2, R2, [ R0 ] , #8
CMP R0, R1
BNE MEM_INIT
LDR R0, =SystemInit
BLX R0
LDR R0, =__main
BX R0
ENDP
;/* dummy Exception Handlers */
NMI_Handler\
PROC
EXPORT NMI_Handler [WEAK]
B .
ENDP
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
Default_Handler PROC
; /* external interrupts handler */
EXPORT WWDGT_IRQHandler [WEAK]
EXPORT VAVD_LVD_VOVD_IRQHandler [WEAK]
EXPORT TAMPER_STAMP_LXTAL_IRQHandler [WEAK]
EXPORT RTC_WKUP_IRQHandler [WEAK]
EXPORT FMC_IRQHandler [WEAK]
EXPORT RCU_IRQHandler [WEAK]
EXPORT EXTI0_IRQHandler [WEAK]
EXPORT EXTI1_IRQHandler [WEAK]
EXPORT EXTI2_IRQHandler [WEAK]
EXPORT EXTI3_IRQHandler [WEAK]
EXPORT EXTI4_IRQHandler [WEAK]
EXPORT DMA0_Channel0_IRQHandler [WEAK]
EXPORT DMA0_Channel1_IRQHandler [WEAK]
EXPORT DMA0_Channel2_IRQHandler [WEAK]
EXPORT DMA0_Channel3_IRQHandler [WEAK]
EXPORT DMA0_Channel4_IRQHandler [WEAK]
EXPORT DMA0_Channel5_IRQHandler [WEAK]
EXPORT DMA0_Channel6_IRQHandler [WEAK]
EXPORT ADC0_1_IRQHandler [WEAK]
EXPORT EXTI5_9_IRQHandler [WEAK]
EXPORT TIMER0_BRK_IRQHandler [WEAK]
EXPORT TIMER0_UP_IRQHandler [WEAK]
EXPORT TIMER0_TRG_CMT_IRQHandler [WEAK]
EXPORT TIMER0_Channel_IRQHandler [WEAK]
EXPORT TIMER1_IRQHandler [WEAK]
EXPORT TIMER2_IRQHandler [WEAK]
EXPORT TIMER3_IRQHandler [WEAK]
EXPORT I2C0_EV_IRQHandler [WEAK]
EXPORT I2C0_ER_IRQHandler [WEAK]
EXPORT I2C1_EV_IRQHandler [WEAK]
EXPORT I2C1_ER_IRQHandler [WEAK]
EXPORT SPI0_IRQHandler [WEAK]
EXPORT SPI1_IRQHandler [WEAK]
EXPORT USART0_IRQHandler [WEAK]
EXPORT USART1_IRQHandler [WEAK]
EXPORT USART2_IRQHandler [WEAK]
EXPORT EXTI10_15_IRQHandler [WEAK]
EXPORT RTC_Alarm_IRQHandler [WEAK]
EXPORT TIMER7_BRK_IRQHandler [WEAK]
EXPORT TIMER7_UP_IRQHandler [WEAK]
EXPORT TIMER7_TRG_CMT_IRQHandler [WEAK]
EXPORT TIMER7_Channel_IRQHandler [WEAK]
EXPORT DMA0_Channel7_IRQHandler [WEAK]
EXPORT EXMC_IRQHandler [WEAK]
EXPORT SDIO0_IRQHandler [WEAK]
EXPORT TIMER4_IRQHandler [WEAK]
EXPORT SPI2_IRQHandler [WEAK]
EXPORT UART3_IRQHandler [WEAK]
EXPORT UART4_IRQHandler [WEAK]
EXPORT TIMER5_DAC_UDR_IRQHandler [WEAK]
EXPORT TIMER6_IRQHandler [WEAK]
EXPORT DMA1_Channel0_IRQHandler [WEAK]
EXPORT DMA1_Channel1_IRQHandler [WEAK]
EXPORT DMA1_Channel2_IRQHandler [WEAK]
EXPORT DMA1_Channel3_IRQHandler [WEAK]
EXPORT DMA1_Channel4_IRQHandler [WEAK]
EXPORT ENET0_IRQHandler [WEAK]
EXPORT ENET0_WKUP_IRQHandler [WEAK]
EXPORT DMA1_Channel5_IRQHandler [WEAK]
EXPORT DMA1_Channel6_IRQHandler [WEAK]
EXPORT DMA1_Channel7_IRQHandler [WEAK]
EXPORT USART5_IRQHandler [WEAK]
EXPORT I2C2_EV_IRQHandler [WEAK]
EXPORT I2C2_ER_IRQHandler [WEAK]
EXPORT USBHS0_EP1_OUT_IRQHandler [WEAK]
EXPORT USBHS0_EP1_IN_IRQHandler [WEAK]
EXPORT USBHS0_WKUP_IRQHandler [WEAK]
EXPORT USBHS0_IRQHandler [WEAK]
EXPORT DCI_IRQHandler [WEAK]
EXPORT CAU_IRQHandler [WEAK]
EXPORT HAU_TRNG_IRQHandler [WEAK]
EXPORT FPU_IRQHandler [WEAK]
EXPORT UART6_IRQHandler [WEAK]
EXPORT UART7_IRQHandler [WEAK]
EXPORT SPI3_IRQHandler [WEAK]
EXPORT SPI4_IRQHandler [WEAK]
EXPORT SPI5_IRQHandler [WEAK]
EXPORT SAI0_IRQHandler [WEAK]
EXPORT TLI_IRQHandler [WEAK]
EXPORT TLI_ER_IRQHandler [WEAK]
EXPORT IPA_IRQHandler [WEAK]
EXPORT SAI1_IRQHandler [WEAK]
EXPORT OSPI0_IRQHandler [WEAK]
EXPORT I2C3_EV_IRQHandler [WEAK]
EXPORT I2C3_ER_IRQHandler [WEAK]
EXPORT RSPDIF_IRQHandler [WEAK]
EXPORT DMAMUX_OVR_IRQHandler [WEAK]
EXPORT HPDF_INT0_IRQHandler [WEAK]
EXPORT HPDF_INT1_IRQHandler [WEAK]
EXPORT HPDF_INT2_IRQHandler [WEAK]
EXPORT HPDF_INT3_IRQHandler [WEAK]
EXPORT SAI2_IRQHandler [WEAK]
EXPORT TIMER14_IRQHandler [WEAK]
EXPORT TIMER15_IRQHandler [WEAK]
EXPORT TIMER16_IRQHandler [WEAK]
EXPORT MDIO_IRQHandler [WEAK]
EXPORT MDMA_IRQHandler [WEAK]
EXPORT SDIO1_IRQHandler [WEAK]
EXPORT HWSEM_IRQHandler [WEAK]
EXPORT ADC2_IRQHandler [WEAK]
EXPORT CMP0_1_IRQHandler [WEAK]
EXPORT CTC_IRQHandler [WEAK]
EXPORT RAMECCMU_IRQHandler [WEAK]
EXPORT OSPI1_IRQHandler [WEAK]
EXPORT RTDEC0_IRQHandler [WEAK]
EXPORT RTDEC1_IRQHandler [WEAK]
EXPORT FAC_IRQHandler [WEAK]
EXPORT TMU_IRQHandler [WEAK]
EXPORT TIMER22_IRQHandler [WEAK]
EXPORT TIMER23_IRQHandler [WEAK]
EXPORT TIMER30_IRQHandler [WEAK]
EXPORT TIMER31_IRQHandler [WEAK]
EXPORT TIMER40_IRQHandler [WEAK]
EXPORT TIMER41_IRQHandler [WEAK]
EXPORT TIMER42_IRQHandler [WEAK]
EXPORT TIMER43_IRQHandler [WEAK]
EXPORT TIMER44_IRQHandler [WEAK]
EXPORT TIMER50_IRQHandler [WEAK]
EXPORT TIMER51_IRQHandler [WEAK]
EXPORT USBHS1_EP1_OUT_IRQHandler [WEAK]
EXPORT USBHS1_EP1_IN_IRQHandler [WEAK]
EXPORT USBHS1_WKUP_IRQHandler [WEAK]
EXPORT USBHS1_IRQHandler [WEAK]
EXPORT ENET1_IRQHandler [WEAK]
EXPORT ENET1_WKUP_IRQHandler [WEAK]
EXPORT CAN0_WKUP_IRQHandler [WEAK]
EXPORT CAN0_Message_IRQHandler [WEAK]
EXPORT CAN0_Busoff_IRQHandler [WEAK]
EXPORT CAN0_Error_IRQHandler [WEAK]
EXPORT CAN0_FastError_IRQHandler [WEAK]
EXPORT CAN0_TEC_IRQHandler [WEAK]
EXPORT CAN0_REC_IRQHandler [WEAK]
EXPORT CAN1_WKUP_IRQHandler [WEAK]
EXPORT CAN1_Message_IRQHandler [WEAK]
EXPORT CAN1_Busoff_IRQHandler [WEAK]
EXPORT CAN1_Error_IRQHandler [WEAK]
EXPORT CAN1_FastError_IRQHandler [WEAK]
EXPORT CAN1_TEC_IRQHandler [WEAK]
EXPORT CAN1_REC_IRQHandler [WEAK]
EXPORT CAN2_WKUP_IRQHandler [WEAK]
EXPORT CAN2_Message_IRQHandler [WEAK]
EXPORT CAN2_Busoff_IRQHandler [WEAK]
EXPORT CAN2_Error_IRQHandler [WEAK]
EXPORT CAN2_FastError_IRQHandler [WEAK]
EXPORT CAN2_TEC_IRQHandler [WEAK]
EXPORT CAN2_REC_IRQHandler [WEAK]
EXPORT EFUSE_IRQHandler [WEAK]
EXPORT I2C0_WKUP_IRQHandler [WEAK]
EXPORT I2C1_WKUP_IRQHandler [WEAK]
EXPORT I2C2_WKUP_IRQHandler [WEAK]
EXPORT I2C3_WKUP_IRQHandler [WEAK]
EXPORT LPDTS_IRQHandler [WEAK]
EXPORT LPDTS_WKUP_IRQHandler [WEAK]
EXPORT TIMER0_DEC_IRQHandler [WEAK]
EXPORT TIMER7_DEC_IRQHandler [WEAK]
EXPORT TIMER1_DEC_IRQHandler [WEAK]
EXPORT TIMER2_DEC_IRQHandler [WEAK]
EXPORT TIMER3_DEC_IRQHandler [WEAK]
EXPORT TIMER4_DEC_IRQHandler [WEAK]
EXPORT TIMER22_DEC_IRQHandler [WEAK]
EXPORT TIMER23_DEC_IRQHandler [WEAK]
EXPORT TIMER30_DEC_IRQHandler [WEAK]
EXPORT TIMER31_DEC_IRQHandler [WEAK]
;/* external interrupts handler */
WWDGT_IRQHandler
VAVD_LVD_VOVD_IRQHandler
TAMPER_STAMP_LXTAL_IRQHandler
RTC_WKUP_IRQHandler
FMC_IRQHandler
RCU_IRQHandler
EXTI0_IRQHandler
EXTI1_IRQHandler
EXTI2_IRQHandler
EXTI3_IRQHandler
EXTI4_IRQHandler
DMA0_Channel0_IRQHandler
DMA0_Channel1_IRQHandler
DMA0_Channel2_IRQHandler
DMA0_Channel3_IRQHandler
DMA0_Channel4_IRQHandler
DMA0_Channel5_IRQHandler
DMA0_Channel6_IRQHandler
ADC0_1_IRQHandler
EXTI5_9_IRQHandler
TIMER0_BRK_IRQHandler
TIMER0_UP_IRQHandler
TIMER0_TRG_CMT_IRQHandler
TIMER0_Channel_IRQHandler
TIMER1_IRQHandler
TIMER2_IRQHandler
TIMER3_IRQHandler
I2C0_EV_IRQHandler
I2C0_ER_IRQHandler
I2C1_EV_IRQHandler
I2C1_ER_IRQHandler
SPI0_IRQHandler
SPI1_IRQHandler
USART0_IRQHandler
USART1_IRQHandler
USART2_IRQHandler
EXTI10_15_IRQHandler
RTC_Alarm_IRQHandler
TIMER7_BRK_IRQHandler
TIMER7_UP_IRQHandler
TIMER7_TRG_CMT_IRQHandler
TIMER7_Channel_IRQHandler
DMA0_Channel7_IRQHandler
EXMC_IRQHandler
SDIO0_IRQHandler
TIMER4_IRQHandler
SPI2_IRQHandler
UART3_IRQHandler
UART4_IRQHandler
TIMER5_DAC_UDR_IRQHandler
TIMER6_IRQHandler
DMA1_Channel0_IRQHandler
DMA1_Channel1_IRQHandler
DMA1_Channel2_IRQHandler
DMA1_Channel3_IRQHandler
DMA1_Channel4_IRQHandler
ENET0_IRQHandler
ENET0_WKUP_IRQHandler
DMA1_Channel5_IRQHandler
DMA1_Channel6_IRQHandler
DMA1_Channel7_IRQHandler
USART5_IRQHandler
I2C2_EV_IRQHandler
I2C2_ER_IRQHandler
USBHS0_EP1_OUT_IRQHandler
USBHS0_EP1_IN_IRQHandler
USBHS0_WKUP_IRQHandler
USBHS0_IRQHandler
DCI_IRQHandler
CAU_IRQHandler
HAU_TRNG_IRQHandler
FPU_IRQHandler
UART6_IRQHandler
UART7_IRQHandler
SPI3_IRQHandler
SPI4_IRQHandler
SPI5_IRQHandler
SAI0_IRQHandler
TLI_IRQHandler
TLI_ER_IRQHandler
IPA_IRQHandler
SAI1_IRQHandler
OSPI0_IRQHandler
I2C3_EV_IRQHandler
I2C3_ER_IRQHandler
RSPDIF_IRQHandler
DMAMUX_OVR_IRQHandler
HPDF_INT0_IRQHandler
HPDF_INT1_IRQHandler
HPDF_INT2_IRQHandler
HPDF_INT3_IRQHandler
SAI2_IRQHandler
TIMER14_IRQHandler
TIMER15_IRQHandler
TIMER16_IRQHandler
MDIO_IRQHandler
MDMA_IRQHandler
SDIO1_IRQHandler
HWSEM_IRQHandler
ADC2_IRQHandler
CMP0_1_IRQHandler
CTC_IRQHandler
RAMECCMU_IRQHandler
OSPI1_IRQHandler
RTDEC0_IRQHandler
RTDEC1_IRQHandler
FAC_IRQHandler
TMU_IRQHandler
TIMER22_IRQHandler
TIMER23_IRQHandler
TIMER30_IRQHandler
TIMER31_IRQHandler
TIMER40_IRQHandler
TIMER41_IRQHandler
TIMER42_IRQHandler
TIMER43_IRQHandler
TIMER44_IRQHandler
TIMER50_IRQHandler
TIMER51_IRQHandler
USBHS1_EP1_OUT_IRQHandler
USBHS1_EP1_IN_IRQHandler
USBHS1_WKUP_IRQHandler
USBHS1_IRQHandler
ENET1_IRQHandler
ENET1_WKUP_IRQHandler
CAN0_WKUP_IRQHandler
CAN0_Message_IRQHandler
CAN0_Busoff_IRQHandler
CAN0_Error_IRQHandler
CAN0_FastError_IRQHandler
CAN0_TEC_IRQHandler
CAN0_REC_IRQHandler
CAN1_WKUP_IRQHandler
CAN1_Message_IRQHandler
CAN1_Busoff_IRQHandler
CAN1_Error_IRQHandler
CAN1_FastError_IRQHandler
CAN1_TEC_IRQHandler
CAN1_REC_IRQHandler
CAN2_WKUP_IRQHandler
CAN2_Message_IRQHandler
CAN2_Busoff_IRQHandler
CAN2_Error_IRQHandler
CAN2_FastError_IRQHandler
CAN2_TEC_IRQHandler
CAN2_REC_IRQHandler
EFUSE_IRQHandler
I2C0_WKUP_IRQHandler
I2C1_WKUP_IRQHandler
I2C2_WKUP_IRQHandler
I2C3_WKUP_IRQHandler
LPDTS_IRQHandler
LPDTS_WKUP_IRQHandler
TIMER0_DEC_IRQHandler
TIMER7_DEC_IRQHandler
TIMER1_DEC_IRQHandler
TIMER2_DEC_IRQHandler
TIMER3_DEC_IRQHandler
TIMER4_DEC_IRQHandler
TIMER22_DEC_IRQHandler
TIMER23_DEC_IRQHandler
TIMER30_DEC_IRQHandler
TIMER31_DEC_IRQHandler
B .
ENDP
ALIGN
; user Initial Stack & 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, = Heap_Mem
LDR R1, =(Stack_Mem + Stack_Size)
LDR R2, = (Heap_Mem + Heap_Size)
LDR R3, = Stack_Mem
BX LR
ALIGN
ENDIF
END
Drivers/CMSIS/GD/GD32H7xx/Source/IAR/startup_gd32h7xx.s
+1158
View File
File diff suppressed because it is too large Load Diff
Drivers/CMSIS/GD/GD32H7xx/Source/system_gd32h7xx.c
+891
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@@ -0,0 +1,891 @@
/*!
\file system_gd32h7xx.c
\brief CMSIS Cortex-M7 Device Peripheral Access Layer Source File for
gd32h7xx Device Series
*/
/*
* Copyright (c) 2009-2021 Arm Limited. All rights reserved.
* Copyright (c) 2025, GigaDevice Semiconductor Inc.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* This file refers the CMSIS standard, some adjustments are made according to GigaDevice chips */
#include "gd32h7xx.h"
/* system frequency define */
#define __IRC64M (IRC64M_VALUE) /* internal 64 MHz RC oscillator frequency */
#define __HXTAL (HXTAL_VALUE) /* high speed crystal oscillator frequency */
#define __LPIRC4M (LPIRC4M_VALUE) /* low power internal 4 MHz RC oscillator frequency */
#define __SYS_OSC_CLK (__IRC64M) /* main oscillator frequency */
#define VECT_TAB_OFFSET (uint32_t)0x00 /* vector table base offset */
#define RCU_APB4EN_SYSCFG (uint32_t)0x01 /* enable SYSCFG clk */
/* select a system clock by uncommenting the following line */
/* use IRC64M */
//#define __SYSTEM_CLOCK_IRC64M (__IRC64M)
//#define __SYSTEM_CLOCK_480M_PLL0_IRC64M (uint32_t)(480000000)
//#define __SYSTEM_CLOCK_600M_PLL0_IRC64M (uint32_t)(600000000)
/* use LPIRC4M */
//#define __SYSTEM_CLOCK_LPIRC4M (__LPIRC4M)
/* use HXTAL(CK_HXTAL = 25M) */
//#define __SYSTEM_CLOCK_HXTAL (__HXTAL)
//#define __SYSTEM_CLOCK_200M_PLL0_HXTAL (uint32_t)(200000000)
//#define __SYSTEM_CLOCK_400M_PLL0_HXTAL (uint32_t)(400000000)
//#define __SYSTEM_CLOCK_480M_PLL0_HXTAL (uint32_t)(480000000)
#define __SYSTEM_CLOCK_600M_PLL0_HXTAL (uint32_t)(600000000)
/*
Note: the power mode need to match the mcu selection and external power supply circuit.
for iar project:
for 100-pin mcu, need to define macro GD32H7XXV.
for 144-pin mcu, need to define macro GD32H7XXZ.
for 176-pin mcu, need to define macro GD32H7XXI.
for keil project:
do not need to define these macros extra.
according to the selected mcu and external power supply circuit to uncomment
the following macro SEL_PMU_SMPS_MODE.
*/
#if defined(GD32H7XXI)
//#define SEL_PMU_SMPS_MODE PMU_LDO_SUPPLY
//#define SEL_PMU_SMPS_MODE PMU_DIRECT_SMPS_SUPPLY
#define SEL_PMU_SMPS_MODE PMU_BYPASS //电源模式应选为旁路模式，直接使用外部电源供电 lyn
#elif defined(GD32H7XXZ) | defined(GD32H7XXV)
//#define SEL_PMU_SMPS_MODE PMU_LDO_SUPPLY
//#define SEL_PMU_SMPS_MODE PMU_BYPASS
#endif
#define SEL_IRC64MDIV 0x00U
#define SEL_HXTAL 0x01U
#define SEL_LPIRC4M 0x02U
#define SEL_PLL0P 0x03U
#define PLL0PSC_REG_OFFSET 0U
#define PLL0N_REG_OFFSET 6U
#define PLL0P_REG_OFFSET 16U
#define PLL0Q_REG_OFFSET 0U
#define PLL0R_REG_OFFSET 24U
/* set the system clock frequency and declare the system clock configuration function */
#ifdef __SYSTEM_CLOCK_IRC64M
uint32_t SystemCoreClock = __SYSTEM_CLOCK_IRC64M;
static void system_clock_64m_irc64m(void);
#elif defined (__SYSTEM_CLOCK_480M_PLL0_IRC64M)
#define PLL0PSC 16U
#define PLL0N (120U - 1U)
#define PLL0P (1U - 1U)
#define PLL0Q (2U - 1U)
#define PLL0R (2U - 1U)
uint32_t SystemCoreClock = __SYSTEM_CLOCK_480M_PLL0_IRC64M;
static void system_clock_480m_irc64m(void);
#elif defined (__SYSTEM_CLOCK_600M_PLL0_IRC64M)
#define PLL0PSC 16U
#define PLL0N (150U - 1U)
#define PLL0P (1U - 1U)
#define PLL0Q (2U - 1U)
#define PLL0R (2U - 1U)
uint32_t SystemCoreClock = __SYSTEM_CLOCK_600M_PLL0_IRC64M;
static void system_clock_600m_irc64m(void);
#elif defined (__SYSTEM_CLOCK_LPIRC4M)
uint32_t SystemCoreClock = __SYSTEM_CLOCK_LPIRC4M;
static void system_clock_4m_lpirc4m(void);
#elif defined (__SYSTEM_CLOCK_HXTAL)
uint32_t SystemCoreClock = __SYSTEM_CLOCK_HXTAL;
static void system_clock_hxtal(void);
#elif defined (__SYSTEM_CLOCK_200M_PLL0_HXTAL)
#define PLL0PSC 5U
#define PLL0N (40U - 1U)
#define PLL0P (1U - 1U)
#define PLL0Q (2U - 1U)
#define PLL0R (2U - 1U)
uint32_t SystemCoreClock = __SYSTEM_CLOCK_200M_PLL0_HXTAL;
static void system_clock_200m_hxtal(void);
#elif defined (__SYSTEM_CLOCK_400M_PLL0_HXTAL)
#define PLL0PSC 5U
#define PLL0N (80U - 1U)
#define PLL0P (1U - 1U)
#define PLL0Q (2U - 1U)
#define PLL0R (2U - 1U)
uint32_t SystemCoreClock = __SYSTEM_CLOCK_400M_PLL0_HXTAL;
static void system_clock_400m_hxtal(void);
#elif defined (__SYSTEM_CLOCK_480M_PLL0_HXTAL)
#define PLL0PSC 5U
#define PLL0N (96U - 1U)
#define PLL0P (1U - 1U)
#define PLL0Q (2U - 1U)
#define PLL0R (2U - 1U)
uint32_t SystemCoreClock = __SYSTEM_CLOCK_480M_PLL0_HXTAL;
static void system_clock_480m_hxtal(void);
#elif defined (__SYSTEM_CLOCK_600M_PLL0_HXTAL)
#define PLL0PSC 5U
#define PLL0N (120U - 1U)
#define PLL0P (1U - 1U)
#define PLL0Q (2U - 1U)
#define PLL0R (2U - 1U)
uint32_t SystemCoreClock = __SYSTEM_CLOCK_600M_PLL0_HXTAL;
static void system_clock_600m_hxtal(void);
#endif /* __SYSTEM_CLOCK_IRC64M */
/* configure the system clock */
static void system_clock_config(void);
/*!
\brief setup the microcontroller system, initialize the system
\param[in] none
\param[out] none
\retval none
*/
void SystemInit(void)
{
/* FPU settings */
#if (__FPU_PRESENT == 1) && (__FPU_USED == 1U)
/* set CP10 and CP11 Full Access */
SCB->CPACR |= (uint32_t)((0x03U << 10U * 2U) | (0x03U << 11U * 2U));
#endif
SCB_EnableDCache();
SCB_DisableDCache();
/* enable IRC64M */
RCU_CTL |= RCU_CTL_IRC64MEN;
while(0U == (RCU_CTL & RCU_CTL_IRC64MSTB)) {
}
/* no TCM wait state */
RCU_APB4EN |= RCU_APB4EN_SYSCFG;
SYSCFG_SRAMCFG1 &= ~SYSCFG_SRAMCFG1_TCM_WAITSTATE;
RCU_CFG0 &= ~RCU_CFG0_SCS;
/* reset RCU */
/* reset HXTALEN, CKMEN, PLL0EN, PLL1EN, PLL2EN, PLLUSB0 and PLLUSB1 bits */
RCU_CTL &= ~(RCU_CTL_HXTALEN | RCU_CTL_CKMEN | RCU_CTL_PLL0EN | RCU_CTL_PLL1EN | RCU_CTL_PLL2EN | RCU_CTL_HXTALBPS);
RCU_ADDCTL1 &= ~(RCU_ADDCTL1_PLLUSBHS0EN | RCU_ADDCTL1_PLLUSBHS1EN | RCU_ADDCTL1_LPIRC4MEN);
/* reset CFG0, CFG1, CFG2, CFG3 registers */
RCU_CFG0 &= ~(RCU_CFG0_APB1PSC | RCU_CFG0_APB2PSC | RCU_CFG0_APB3PSC | RCU_CFG0_APB4PSC | RCU_CFG0_AHBPSC |
RCU_CFG0_I2C0SEL | RCU_CFG0_SCS | RCU_CFG0_RTCDIV);
RCU_CFG1 &= ~(RCU_CFG1_HPDFSEL | RCU_CFG1_TIMERSEL | RCU_CFG1_PERSEL |
RCU_CFG1_RSPDIFSEL | RCU_CFG1_USART0SEL | RCU_CFG1_USART1SEL | RCU_CFG1_USART2SEL | RCU_CFG1_USART5SEL | RCU_CFG1_PLL2RDIV);
RCU_CFG2 &= ~(RCU_CFG2_SAI2B1SEL | RCU_CFG2_SAI2B0SEL | RCU_CFG2_SAI1SEL | RCU_CFG2_SAI0SEL |
RCU_CFG2_CKOUT0SEL | RCU_CFG2_CKOUT1SEL | RCU_CFG2_CKOUT0DIV | RCU_CFG2_CKOUT1DIV);
RCU_CFG3 &= ~(RCU_CFG3_ADC01SEL | RCU_CFG3_ADC2SEL | RCU_CFG3_SDIO1SEL
| RCU_CFG3_I2C3SEL | RCU_CFG3_I2C2SEL | RCU_CFG3_I2C1SEL);
RCU_CFG4 &= ~(RCU_CFG4_EXMCSEL | RCU_CFG4_SDIO0SEL);
RCU_CFG5 &= ~(RCU_CFG5_SPI0SEL | RCU_CFG5_SPI1SEL | RCU_CFG5_SPI2SEL |
RCU_CFG5_SPI3SEL | RCU_CFG5_SPI4SEL | RCU_CFG5_SPI5SEL);
/* disable all interrupts */
RCU_INT = 0x14FF0000U;
RCU_ADDINT = 0x00700000U;
/* reset all PLL0 parameter */
RCU_PLL0 = 0x01002020U;
RCU_PLL1 = 0x01012020U;
RCU_PLL2 = 0x01012020U;
RCU_PLLALL = 0x00000000U;
RCU_PLLADDCTL = 0x00010101U;
RCU_PLLUSBCFG = 0x00000000U;
RCU_PLL0FRA = 0x00000000U;
RCU_PLL1FRA = 0x00000000U;
RCU_PLL2FRA = 0x00000000U;
#if defined (SEL_PMU_SMPS_MODE)
/* power supply config */
pmu_smps_ldo_supply_config(SEL_PMU_SMPS_MODE);
#endif
/* configure system clock */
system_clock_config();
#ifdef VECT_TAB_SRAM
nvic_vector_table_set(NVIC_VECTTAB_RAM, VECT_TAB_OFFSET);
#else
nvic_vector_table_set(NVIC_VECTTAB_FLASH, VECT_TAB_OFFSET);
#endif
}
/*!
\brief configure the system clock
\param[in] none
\param[out] none
\retval none
*/
static void system_clock_config(void)
{
#ifdef __SYSTEM_CLOCK_IRC64M
system_clock_64m_irc64m();
#elif defined (__SYSTEM_CLOCK_480M_PLL0_IRC64M)
system_clock_480m_irc64m();
#elif defined (__SYSTEM_CLOCK_600M_PLL0_IRC64M)
system_clock_600m_irc64m();
#elif defined (__SYSTEM_CLOCK_LPIRC4M)
system_clock_4m_lpirc4m();
#elif defined (__SYSTEM_CLOCK_HXTAL)
system_clock_hxtal();
#elif defined (__SYSTEM_CLOCK_200M_PLL0_HXTAL)
system_clock_200m_hxtal();
#elif defined (__SYSTEM_CLOCK_400M_PLL0_HXTAL)
system_clock_400m_hxtal();
#elif defined (__SYSTEM_CLOCK_480M_PLL0_HXTAL)
system_clock_480m_hxtal();
#elif defined (__SYSTEM_CLOCK_600M_PLL0_HXTAL)
system_clock_600m_hxtal();
#endif /* __SYSTEM_CLOCK_IRC64M */
}
#ifdef __SYSTEM_CLOCK_IRC64M
/*!
\brief configure the system clock to 64M by IRC64M
\param[in] none
\param[out] none
\retval none
*/
static void system_clock_64m_irc64m(void)
{
uint32_t timeout = 0U;
uint32_t stab_flag = 0U;
/* enable IRC64M */
RCU_CTL |= RCU_CTL_IRC64MEN;
/* wait until IRC64M is stable or the startup time is longer than IRC64M_STARTUP_TIMEOUT */
do {
timeout++;
stab_flag = (RCU_CTL & RCU_CTL_IRC64MSTB);
} while((0U == stab_flag) && (IRC64M_STARTUP_TIMEOUT != timeout));
/* if fail */
if(0U == (RCU_CTL & RCU_CTL_IRC64MSTB)) {
while(1) {
}
}
/* AHB = SYSCLK / 1 */
RCU_CFG0 |= RCU_AHB_CKSYS_DIV1;
/* APB4 = AHB / 1 */
RCU_CFG0 |= RCU_APB4_CKAHB_DIV1;
/* APB3 = AHB / 1 */
RCU_CFG0 |= RCU_APB3_CKAHB_DIV1;
/* APB2 = AHB / 1 */
RCU_CFG0 |= RCU_APB2_CKAHB_DIV1;
/* APB1 = AHB / 1 */
RCU_CFG0 |= RCU_APB1_CKAHB_DIV1;
/* configure IRC64M div */
RCU_ADDCTL1 &= ~(RCU_ADDCTL1_IRC64MDIV);
RCU_ADDCTL1 |= RCU_IRC64M_DIV1;
/* select IRC64M as system clock */
RCU_CFG0 &= ~RCU_CFG0_SCS;
RCU_CFG0 |= RCU_CKSYSSRC_IRC64MDIV;
/* wait until IRC64M is selected as system clock */
while(RCU_SCSS_IRC64MDIV != (RCU_CFG0 & RCU_CFG0_SCSS)) {
}
}
#elif defined (__SYSTEM_CLOCK_480M_PLL0_IRC64M)
/*!
\brief configure the system clock to 480M by PLL0 which selects IRC64M as its clock source
\param[in] none
\param[out] none
\retval none
*/
static void system_clock_480m_irc64m(void)
{
uint32_t timeout = 0U;
uint32_t stab_flag = 0U;
/* enable IRC64M */
RCU_CTL |= RCU_CTL_IRC64MEN;
/* wait until IRC64M is stable or the startup time is longer than IRC64M_STARTUP_TIMEOUT */
do {
timeout++;
stab_flag = (RCU_CTL & RCU_CTL_IRC64MSTB);
} while((0U == stab_flag) && (IRC64M_STARTUP_TIMEOUT != timeout));
/* if fail */
if(0U == (RCU_CTL & RCU_CTL_IRC64MSTB)) {
while(1) {
}
}
/* insert TCM wait state at 480MHz */
RCU_APB4EN |= RCU_APB4EN_SYSCFG;
SYSCFG_SRAMCFG1 |= SYSCFG_SRAMCFG1_TCM_WAITSTATE;
/* IRC64M is already stable */
/* AHB = SYSCLK / 2 */
RCU_CFG0 |= RCU_AHB_CKSYS_DIV2;
/* APB4 = AHB / 2 */
RCU_CFG0 |= RCU_APB4_CKAHB_DIV2;
/* APB3 = AHB / 2 */
RCU_CFG0 |= RCU_APB3_CKAHB_DIV2;
/* APB2 = AHB / 1 */
RCU_CFG0 |= RCU_APB2_CKAHB_DIV1;
/* APB1 = AHB / 2 */
RCU_CFG0 |= RCU_APB1_CKAHB_DIV2;
/* PLL0 select IRC64MDIV, config IRC64MDIV as IRC64M, PLL0 input and output range */
RCU_ADDCTL1 &= ~(RCU_ADDCTL1_IRC64MDIV);
RCU_ADDCTL1 |= RCU_IRC64M_DIV1;
RCU_PLLALL &= ~(RCU_PLLALL_PLLSEL | RCU_PLLALL_PLL0VCOSEL | RCU_PLLALL_PLL0RNG);
RCU_PLLALL |= (RCU_PLLSRC_IRC64MDIV | RCU_PLL0RNG_4M_8M);
/* PLL0P = IRC64MDIV / 16 * 120 / 1 = 480 MHz */
RCU_PLL0 &= ~(RCU_PLL0_PLL0N | RCU_PLL0_PLL0PSC | RCU_PLL0_PLL0P | RCU_PLL0_PLL0R | RCU_PLL0_PLLSTBSRC);
RCU_PLL0 |= ((PLL0N << PLL0N_REG_OFFSET) | (PLL0PSC << PLL0PSC_REG_OFFSET) | (PLL0P << PLL0P_REG_OFFSET) | (PLL0R << PLL0R_REG_OFFSET));
RCU_PLLADDCTL &= ~(RCU_PLLADDCTL_PLL0Q);
RCU_PLLADDCTL |= (PLL0Q << PLL0Q_REG_OFFSET);
/* enable PLL0P, PLL0Q, PLL0R */
RCU_PLLADDCTL |= RCU_PLLADDCTL_PLL0PEN | RCU_PLLADDCTL_PLL0QEN | RCU_PLLADDCTL_PLL0REN;
/* enable PLL0 */
RCU_CTL |= RCU_CTL_PLL0EN;
/* wait until PLL0 is stable */
while(0U == (RCU_CTL & RCU_CTL_PLL0STB)) {
}
/* select PLL0 as system clock */
RCU_CFG0 &= ~RCU_CFG0_SCS;
RCU_CFG0 |= RCU_CKSYSSRC_PLL0P;
/* wait until PLL0 is selected as system clock */
while(RCU_SCSS_PLL0P != (RCU_CFG0 & RCU_CFG0_SCSS)) {
}
}
#elif defined (__SYSTEM_CLOCK_600M_PLL0_IRC64M)
/*!
\brief configure the system clock to 600M by PLL0 which selects IRC64M as its clock source
\param[in] none
\param[out] none
\retval none
*/
static void system_clock_600m_irc64m(void)
{
uint32_t timeout = 0U;
uint32_t stab_flag = 0U;
/* enable IRC64M */
RCU_CTL |= RCU_CTL_IRC64MEN;
/* wait until IRC64M is stable or the startup time is longer than IRC64M_STARTUP_TIMEOUT */
do {
timeout++;
stab_flag = (RCU_CTL & RCU_CTL_IRC64MSTB);
} while((0U == stab_flag) && (IRC64M_STARTUP_TIMEOUT != timeout));
/* if fail */
if(0U == (RCU_CTL & RCU_CTL_IRC64MSTB)) {
while(1) {
}
}
/* insert TCM wait state at 600MHz */
RCU_APB4EN |= RCU_APB4EN_SYSCFG;
SYSCFG_SRAMCFG1 |= SYSCFG_SRAMCFG1_TCM_WAITSTATE;
/* IRC64M is already stable */
/* AHB = SYSCLK / 2 */
RCU_CFG0 |= RCU_AHB_CKSYS_DIV2;
/* APB4 = AHB / 2 */
RCU_CFG0 |= RCU_APB4_CKAHB_DIV2;
/* APB3 = AHB / 2 */
RCU_CFG0 |= RCU_APB3_CKAHB_DIV2;
/* APB2 = AHB / 1 */
RCU_CFG0 |= RCU_APB2_CKAHB_DIV1;
/* APB1 = AHB / 2 */
RCU_CFG0 |= RCU_APB1_CKAHB_DIV2;
/* PLL0 select IRC64MDIV, config IRC64MDIV as IRC64M, PLL0 input and output range */
RCU_ADDCTL1 &= ~(RCU_ADDCTL1_IRC64MDIV);
RCU_ADDCTL1 |= RCU_IRC64M_DIV1;
RCU_PLLALL &= ~(RCU_PLLALL_PLLSEL | RCU_PLLALL_PLL0VCOSEL | RCU_PLLALL_PLL0RNG);
RCU_PLLALL |= (RCU_PLLSRC_IRC64MDIV | RCU_PLL0RNG_4M_8M);
/* PLL0P = IRC64MDIV / 16 * 150 / 1 = 600 MHz */
RCU_PLL0 &= ~(RCU_PLL0_PLL0N | RCU_PLL0_PLL0PSC | RCU_PLL0_PLL0P | RCU_PLL0_PLL0R | RCU_PLL0_PLLSTBSRC);
RCU_PLL0 |= ((PLL0N << PLL0N_REG_OFFSET) | (PLL0PSC << PLL0PSC_REG_OFFSET) | (PLL0P << PLL0P_REG_OFFSET) | (PLL0R << PLL0R_REG_OFFSET));
RCU_PLLADDCTL &= ~(RCU_PLLADDCTL_PLL0Q);
RCU_PLLADDCTL |= (PLL0Q << PLL0Q_REG_OFFSET);
/* enable PLL0P, PLL0Q, PLL0R */
RCU_PLLADDCTL |= RCU_PLLADDCTL_PLL0PEN | RCU_PLLADDCTL_PLL0QEN | RCU_PLLADDCTL_PLL0REN;
/* enable PLL0 */
RCU_CTL |= RCU_CTL_PLL0EN;
/* wait until PLL0 is stable */
while(0U == (RCU_CTL & RCU_CTL_PLL0STB)) {
}
/* select PLL0 as system clock */
RCU_CFG0 &= ~RCU_CFG0_SCS;
RCU_CFG0 |= RCU_CKSYSSRC_PLL0P;
/* wait until PLL0 is selected as system clock */
while(RCU_SCSS_PLL0P != (RCU_CFG0 & RCU_CFG0_SCSS)) {
}
}
#elif defined (__SYSTEM_CLOCK_LPIRC4M)
/*!
\brief configure the system clock to LPIRC4M
\param[in] none
\param[out] none
\retval none
*/
static void system_clock_4m_lpirc4m(void)
{
uint32_t timeout = 0U;
uint32_t stab_flag = 0U;
/* enable LPIRC4M */
RCU_ADDCTL1 |= RCU_ADDCTL1_LPIRC4MEN;
/* wait until LPIRC4M is stable or the startup time is longer than LPIRC4M_STARTUP_TIMEOUT */
do {
timeout++;
stab_flag = (RCU_ADDCTL1 & RCU_ADDCTL1_LPIRC4MSTB);
} while((0U == stab_flag) && (LPIRC4M_STARTUP_TIMEOUT != timeout));
/* if fail */
if(0U == (RCU_ADDCTL1 & RCU_ADDCTL1_LPIRC4MSTB)) {
while(1) {
}
}
/* LPIRC4M is stable */
/* AHB = SYSCLK / 1*/
RCU_CFG0 |= RCU_AHB_CKSYS_DIV1;
/* APB4 = AHB / 1 */
RCU_CFG0 |= RCU_APB4_CKAHB_DIV1;
/* APB3 = AHB / 1 */
RCU_CFG0 |= RCU_APB3_CKAHB_DIV1;
/* APB2 = AHB / 1 */
RCU_CFG0 |= RCU_APB2_CKAHB_DIV1;
/* APB1 = AHB / 1 */
RCU_CFG0 |= RCU_APB1_CKAHB_DIV1;
/* select LPIRC4M as system clock */
RCU_CFG0 &= ~RCU_CFG0_SCS;
RCU_CFG0 |= RCU_CKSYSSRC_LPIRC4M;
/* wait until LPIRC4M is selected as system clock */
while(RCU_SCSS_LPIRC4M != (RCU_CFG0 & RCU_CFG0_SCSS)) {
}
}
#elif defined (__SYSTEM_CLOCK_HXTAL)
/*!
\brief configure the system clock to HXTAL
\param[in] none
\param[out] none
\retval none
*/
static void system_clock_hxtal(void)
{
uint32_t timeout = 0U;
uint32_t stab_flag = 0U;
/* enable HXTAL */
RCU_CTL |= RCU_CTL_HXTALEN;
/* wait until HXTAL is stable or the startup time is longer than HXTAL_STARTUP_TIMEOUT */
do {
timeout++;
stab_flag = (RCU_CTL & RCU_CTL_HXTALSTB);
} while((0U == stab_flag) && (HXTAL_STARTUP_TIMEOUT != timeout));
/* if fail */
if(0U == (RCU_CTL & RCU_CTL_HXTALSTB)) {
while(1) {
}
}
/* HXTAL is stable */
/* AHB = SYSCLK / 1*/
RCU_CFG0 |= RCU_AHB_CKSYS_DIV1;
/* APB4 = AHB / 1 */
RCU_CFG0 |= RCU_APB4_CKAHB_DIV1;
/* APB3 = AHB / 1 */
RCU_CFG0 |= RCU_APB3_CKAHB_DIV1;
/* APB2 = AHB / 1 */
RCU_CFG0 |= RCU_APB2_CKAHB_DIV1;
/* APB1 = AHB / 1 */
RCU_CFG0 |= RCU_APB1_CKAHB_DIV1;
/* select HXTAL as system clock */
RCU_CFG0 &= ~RCU_CFG0_SCS;
RCU_CFG0 |= RCU_CKSYSSRC_HXTAL;
/* wait until HXTAL is selected as system clock */
while(RCU_SCSS_HXTAL != (RCU_CFG0 & RCU_CFG0_SCSS)) {
}
}
#elif defined (__SYSTEM_CLOCK_200M_PLL0_HXTAL)
/*!
\brief configure the system clock to 200M by PLL0 which selects HXTAL as its clock source
\param[in] none
\param[out] none
\retval none
*/
static void system_clock_200m_hxtal(void)
{
uint32_t timeout = 0U;
uint32_t stab_flag = 0U;
/* enable HXTAL */
RCU_CTL |= RCU_CTL_HXTALEN;
/* wait until HXTAL is stable or the startup time is longer than HXTAL_STARTUP_TIMEOUT */
do {
timeout++;
stab_flag = (RCU_CTL & RCU_CTL_HXTALSTB);
} while((0U == stab_flag) && (HXTAL_STARTUP_TIMEOUT != timeout));
/* if fail */
if(0U == (RCU_CTL & RCU_CTL_HXTALSTB)) {
while(1) {
}
}
/* HXTAL is stable */
/* AHB = SYSCLK / 1 */
RCU_CFG0 |= RCU_AHB_CKSYS_DIV1;
/* APB4 = AHB / 2 */
RCU_CFG0 |= RCU_APB4_CKAHB_DIV2;
/* APB3 = AHB / 2 */
RCU_CFG0 |= RCU_APB3_CKAHB_DIV2;
/* APB2 = AHB / 1 */
RCU_CFG0 |= RCU_APB2_CKAHB_DIV1;
/* APB1 = AHB / 2 */
RCU_CFG0 |= RCU_APB1_CKAHB_DIV2;
/* PLL0 select HXTAL, configure PLL0 input and output range */
RCU_PLLALL &= ~(RCU_PLLALL_PLLSEL | RCU_PLLALL_PLL0VCOSEL | RCU_PLLALL_PLL0RNG);
RCU_PLLALL |= (RCU_PLLSRC_HXTAL | RCU_PLLALL_PLL0VCOSEL | RCU_PLL0RNG_4M_8M);
/* PLL0P = HXTAL / 5 * 40 = 200 MHz */
RCU_PLL0 &= ~(RCU_PLL0_PLL0N | RCU_PLL0_PLL0PSC | RCU_PLL0_PLL0P | RCU_PLL0_PLL0R | RCU_PLL0_PLLSTBSRC);
RCU_PLL0 |= ((PLL0N << PLL0N_REG_OFFSET) | (PLL0PSC << PLL0PSC_REG_OFFSET) | (PLL0P << PLL0P_REG_OFFSET) | (PLL0R << PLL0R_REG_OFFSET));
RCU_PLLADDCTL &= ~(RCU_PLLADDCTL_PLL0Q);
RCU_PLLADDCTL |= (PLL0Q << PLL0Q_REG_OFFSET);
/* enable PLL0P, PLL0Q, PLL0R */
RCU_PLLADDCTL |= RCU_PLLADDCTL_PLL0PEN | RCU_PLLADDCTL_PLL0QEN | RCU_PLLADDCTL_PLL0REN;
/* enable PLL0 */
RCU_CTL |= RCU_CTL_PLL0EN;
/* wait until PLL0 is stable */
while(0U == (RCU_CTL & RCU_CTL_PLL0STB)) {
}
/* select PLL0 as system clock */
RCU_CFG0 &= ~RCU_CFG0_SCS;
RCU_CFG0 |= RCU_CKSYSSRC_PLL0P;
/* wait until PLL0 is selected as system clock */
while(RCU_SCSS_PLL0P != (RCU_CFG0 & RCU_CFG0_SCSS)) {
}
}
#elif defined (__SYSTEM_CLOCK_400M_PLL0_HXTAL)
/*!
\brief configure the system clock to 400M by PLL0 which selects HXTAL as its clock source
\param[in] none
\param[out] none
\retval none
*/
static void system_clock_400m_hxtal(void)
{
uint32_t timeout = 0U;
uint32_t stab_flag = 0U;
/* enable HXTAL */
RCU_CTL |= RCU_CTL_HXTALEN;
/* wait until HXTAL is stable or the startup time is longer than HXTAL_STARTUP_TIMEOUT */
do {
timeout++;
stab_flag = (RCU_CTL & RCU_CTL_HXTALSTB);
} while((0U == stab_flag) && (HXTAL_STARTUP_TIMEOUT != timeout));
/* if fail */
if(0U == (RCU_CTL & RCU_CTL_HXTALSTB)) {
while(1) {
}
}
/* insert TCM wait state at 400MHz */
RCU_APB4EN |= RCU_APB4EN_SYSCFG;
SYSCFG_SRAMCFG1 |= SYSCFG_SRAMCFG1_TCM_WAITSTATE;
/* HXTAL is stable */
/* AHB = SYSCLK / 1 */
RCU_CFG0 |= RCU_AHB_CKSYS_DIV2;
/* APB4 = AHB / 2 */
RCU_CFG0 |= RCU_APB4_CKAHB_DIV2;
/* APB3 = AHB / 2 */
RCU_CFG0 |= RCU_APB3_CKAHB_DIV2;
/* APB2 = AHB / 1 */
RCU_CFG0 |= RCU_APB2_CKAHB_DIV1;
/* APB1 = AHB / 2 */
RCU_CFG0 |= RCU_APB1_CKAHB_DIV2;
/* PLL0 select HXTAL, configure PLL0 input and output range */
RCU_PLLALL &= ~(RCU_PLLALL_PLLSEL | RCU_PLLALL_PLL0VCOSEL | RCU_PLLALL_PLL0RNG);
RCU_PLLALL |= (RCU_PLLSRC_HXTAL | RCU_PLLALL_PLL0VCOSEL | RCU_PLL0RNG_4M_8M);
/* PLL0P = HXTAL / 5 * 80 = 400 MHz */
RCU_PLL0 &= ~(RCU_PLL0_PLL0N | RCU_PLL0_PLL0PSC | RCU_PLL0_PLL0P | RCU_PLL0_PLL0R | RCU_PLL0_PLLSTBSRC);
RCU_PLL0 |= ((PLL0N << PLL0N_REG_OFFSET) | (PLL0PSC << PLL0PSC_REG_OFFSET) | (PLL0P << PLL0P_REG_OFFSET) | (PLL0R << PLL0R_REG_OFFSET));
RCU_PLLADDCTL &= ~(RCU_PLLADDCTL_PLL0Q);
RCU_PLLADDCTL |= (PLL0Q << PLL0Q_REG_OFFSET);
/* enable PLL0P, PLL0Q, PLL0R */
RCU_PLLADDCTL |= RCU_PLLADDCTL_PLL0PEN | RCU_PLLADDCTL_PLL0QEN | RCU_PLLADDCTL_PLL0REN;
/* enable PLL */
RCU_CTL |= RCU_CTL_PLL0EN;
/* wait until PLL0 is stable */
while(0U == (RCU_CTL & RCU_CTL_PLL0STB)) {
}
/* select PLL0 as system clock */
RCU_CFG0 &= ~RCU_CFG0_SCS;
RCU_CFG0 |= RCU_CKSYSSRC_PLL0P;
/* wait until PLL0 is selected as system clock */
while(RCU_SCSS_PLL0P != (RCU_CFG0 & RCU_CFG0_SCSS)) {
}
}
#elif defined (__SYSTEM_CLOCK_480M_PLL0_HXTAL)
/*!
\brief configure the system clock to 480M by PLL0 which selects HXTAL as its clock source
\param[in] none
\param[out] none
\retval none
*/
static void system_clock_480m_hxtal(void)
{
uint32_t timeout = 0U;
uint32_t stab_flag = 0U;
/* enable HXTAL */
RCU_CTL |= RCU_CTL_HXTALEN;
/* wait until HXTAL is stable or the startup time is longer than HXTAL_STARTUP_TIMEOUT */
do {
timeout++;
stab_flag = (RCU_CTL & RCU_CTL_HXTALSTB);
} while((0U == stab_flag) && (HXTAL_STARTUP_TIMEOUT != timeout));
/* if fail */
if(0U == (RCU_CTL & RCU_CTL_HXTALSTB)) {
while(1) {
}
}
/* insert TCM wait state at 480MHz */
RCU_APB4EN |= RCU_APB4EN_SYSCFG;
SYSCFG_SRAMCFG1 |= SYSCFG_SRAMCFG1_TCM_WAITSTATE;
/* HXTAL is stable */
/* AHB = SYSCLK / 2 */
RCU_CFG0 |= RCU_AHB_CKSYS_DIV2;
/* APB4 = AHB / 2 */
RCU_CFG0 |= RCU_APB4_CKAHB_DIV2;
/* APB3 = AHB / 2 */
RCU_CFG0 |= RCU_APB3_CKAHB_DIV2;
/* APB2 = AHB / 1 */
RCU_CFG0 |= RCU_APB2_CKAHB_DIV1;
/* APB1 = AHB / 2 */
RCU_CFG0 |= RCU_APB1_CKAHB_DIV2;
/* PLL select HXTAL, configure PLL input and output range */
RCU_PLLALL &= ~(RCU_PLLALL_PLLSEL | RCU_PLLALL_PLL0VCOSEL | RCU_PLLALL_PLL0RNG);
RCU_PLLALL |= (RCU_PLLSRC_HXTAL | RCU_PLL0RNG_4M_8M);
/* PLL0P = HXTAL / 5 * 96 = 480 MHz */
RCU_PLL0 &= ~(RCU_PLL0_PLL0N | RCU_PLL0_PLL0PSC | RCU_PLL0_PLL0P | RCU_PLL0_PLL0R | RCU_PLL0_PLLSTBSRC);
RCU_PLL0 |= ((PLL0N << PLL0N_REG_OFFSET) | (PLL0PSC << PLL0PSC_REG_OFFSET) | (PLL0P << PLL0P_REG_OFFSET) | (PLL0R << PLL0R_REG_OFFSET));
RCU_PLLADDCTL &= ~(RCU_PLLADDCTL_PLL0Q);
RCU_PLLADDCTL |= (PLL0Q << PLL0Q_REG_OFFSET);
/* enable PLL0P, PLL0Q, PLL0R */
RCU_PLLADDCTL |= RCU_PLLADDCTL_PLL0PEN | RCU_PLLADDCTL_PLL0QEN | RCU_PLLADDCTL_PLL0REN;
/* enable PLL0 */
RCU_CTL |= RCU_CTL_PLL0EN;
/* wait until PLL0 is stable */
while(0U == (RCU_CTL & RCU_CTL_PLL0STB)) {
}
/* select PLL0 as system clock */
RCU_CFG0 &= ~RCU_CFG0_SCS;
RCU_CFG0 |= RCU_CKSYSSRC_PLL0P;
/* wait until PLL0 is selected as system clock */
while(RCU_SCSS_PLL0P != (RCU_CFG0 & RCU_CFG0_SCSS)) {
}
}
#elif defined (__SYSTEM_CLOCK_600M_PLL0_HXTAL)
/*!
\brief configure the system clock to 600M by PLL0 which selects HXTAL as its clock source
\param[in] none
\param[out] none
\retval none
*/
static void system_clock_600m_hxtal(void)
{
uint32_t timeout = 0U;
uint32_t stab_flag = 0U;
/* enable HXTAL */
RCU_CTL |= RCU_CTL_HXTALEN;
/* wait until HXTAL is stable or the startup time is longer than HXTAL_STARTUP_TIMEOUT */
do {
timeout++;
stab_flag = (RCU_CTL & RCU_CTL_HXTALSTB);
} while((0U == stab_flag) && (HXTAL_STARTUP_TIMEOUT != timeout));
/* if fail */
if(0U == (RCU_CTL & RCU_CTL_HXTALSTB)) {
while(1) {
}
}
/* insert TCM wait state at 600MHz */
RCU_APB4EN |= RCU_APB4EN_SYSCFG;
SYSCFG_SRAMCFG1 |= SYSCFG_SRAMCFG1_TCM_WAITSTATE;
/* HXTAL is stable */
/* AHB = SYSCLK / 2 */
RCU_CFG0 |= RCU_AHB_CKSYS_DIV2;
/* APB4 = AHB / 2 */
RCU_CFG0 |= RCU_APB4_CKAHB_DIV2;
/* APB3 = AHB / 2 */
RCU_CFG0 |= RCU_APB3_CKAHB_DIV2;
/* APB2 = AHB / 1 */
RCU_CFG0 |= RCU_APB2_CKAHB_DIV1;
/* APB1 = AHB / 2 */
RCU_CFG0 |= RCU_APB1_CKAHB_DIV2;
/* PLL select HXTAL, configure PLL input and output range */
RCU_PLLALL &= ~(RCU_PLLALL_PLLSEL | RCU_PLLALL_PLL0VCOSEL | RCU_PLLALL_PLL0RNG);
RCU_PLLALL |= (RCU_PLLSRC_HXTAL | RCU_PLL0RNG_4M_8M);
/* PLL0P = HXTAL / 5 * 120 = 600 MHz */
RCU_PLL0 &= ~(RCU_PLL0_PLL0N | RCU_PLL0_PLL0PSC | RCU_PLL0_PLL0P | RCU_PLL0_PLL0R | RCU_PLL0_PLLSTBSRC);
RCU_PLL0 |= ((PLL0N << PLL0N_REG_OFFSET) | (PLL0PSC << PLL0PSC_REG_OFFSET) | (PLL0P << PLL0P_REG_OFFSET) | (PLL0R << PLL0R_REG_OFFSET));
RCU_PLLADDCTL &= ~(RCU_PLLADDCTL_PLL0Q);
RCU_PLLADDCTL |= (PLL0Q << PLL0Q_REG_OFFSET);
/* enable PLL0P, PLL0Q, PLL0R */
RCU_PLLADDCTL |= RCU_PLLADDCTL_PLL0PEN | RCU_PLLADDCTL_PLL0QEN | RCU_PLLADDCTL_PLL0REN;
/* enable PLL0 */
RCU_CTL |= RCU_CTL_PLL0EN;
/* wait until PLL0 is stable */
while(0U == (RCU_CTL & RCU_CTL_PLL0STB)) {
}
/* select PLL0 as system clock */
RCU_CFG0 &= ~RCU_CFG0_SCS;
RCU_CFG0 |= RCU_CKSYSSRC_PLL0P;
/* wait until PLL0 is selected as system clock */
while(RCU_SCSS_PLL0P != (RCU_CFG0 & RCU_CFG0_SCSS)) {
}
}
#endif /* __SYSTEM_CLOCK_IRC64M */
/*!
\brief update the SystemCoreClock with current core clock retrieved from cpu registers
\param[in] none
\param[out] none
\retval none
*/
void SystemCoreClockUpdate(void)
{
uint32_t sws = 0U;
uint32_t irc64div = 0U;
uint32_t pllpsc = 0U, plln = 0U, pllp = 0U, pllsel = 0U;
sws = GET_BITS(RCU_CFG0, 2, 3);
switch(sws) {
/* IRC64M is selected as CK_SYS */
case SEL_IRC64MDIV:
irc64div = (1U << GET_BITS(RCU_ADDCTL1, 16, 17));
SystemCoreClock = IRC64M_VALUE / irc64div;
break;
/* HXTAL is selected as CK_SYS */
case SEL_LPIRC4M:
SystemCoreClock = LPIRC4M_VALUE;
break;
/* HXTAL is selected as CK_SYS */
case SEL_HXTAL:
SystemCoreClock = HXTAL_VALUE;
break;
/* PLL0P is selected as CK_SYS */
case SEL_PLL0P:
/* get the value of PLL0PSC[0,5], PLL0N[6,14], PLL0P[16,22] */
pllpsc = GET_BITS(RCU_PLL0, 0, 5);
plln = GET_BITS(RCU_PLL0, 6, 14) + 1U;
pllp = GET_BITS(RCU_PLL0, 16, 22) + 1U;
/* PLL clock source selection, HXTAL or IRC64M_VALUE or LPIRC4M_VALUE */
pllsel = GET_BITS(RCU_PLLALL, 16, 17);
if(0U == pllsel) {
irc64div = (1U << GET_BITS(RCU_ADDCTL1, 16, 17));
SystemCoreClock = (IRC64M_VALUE / irc64div / pllpsc) * plln / pllp;
} else if(1U == pllsel) {
SystemCoreClock = (LPIRC4M_VALUE / pllpsc) * plln / pllp;
} else {
SystemCoreClock = (HXTAL_VALUE / pllpsc) * plln / pllp;
}
break;
default:
/* should not be here */
break;
}
}
#ifdef __FIRMWARE_VERSION_DEFINE
/*!
\brief get firmware version
\param[in] none
\param[out] none
\retval firmware version
*/
uint32_t gd32h7xx_firmware_version_get(void)
{
return __GD32H7XX_STDPERIPH_VERSION;
}
#endif /* __FIRMWARE_VERSION_DEFINE */