From 7d7389cac55952fcb794d2632747a8adc1e119ee Mon Sep 17 00:00:00 2001 From: Dien-Nhung Nguyen-Phu Date: Wed, 15 May 2024 12:43:35 +0700 Subject: init blink project generated project from EVT --- CH5xx_ble_firmware_library/Startup/startup_CH583.S | 188 +++++++++++++++++++++ 1 file changed, 188 insertions(+) create mode 100644 CH5xx_ble_firmware_library/Startup/startup_CH583.S (limited to 'CH5xx_ble_firmware_library/Startup') diff --git a/CH5xx_ble_firmware_library/Startup/startup_CH583.S b/CH5xx_ble_firmware_library/Startup/startup_CH583.S new file mode 100644 index 0000000..b408515 --- /dev/null +++ b/CH5xx_ble_firmware_library/Startup/startup_CH583.S @@ -0,0 +1,188 @@ +/********************************** (C) COPYRIGHT ******************************* + * File Name : startup_ch58x.s + * Author : WCH + * Version : V1.0.0 + * Date : 2021/02/25 + * Description : + ********************************************************************************* + * Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd. + * Attention: This software (modified or not) and binary are used for + * microcontroller manufactured by Nanjing Qinheng Microelectronics. + *******************************************************************************/ + + .section .init,"ax",@progbits + .global _start + .align 1 +_start: + j handle_reset + + .section .vector,"ax",@progbits + .align 1 +_vector_base: + .option norvc; + + .word 0 + .word 0 + .word NMI_Handler /* NMI Handler */ + .word HardFault_Handler /* Hard Fault Handler */ + .word 0xF5F9BDA9 + .word Ecall_M_Mode_Handler /* 5 */ + .word 0 + .word 0 + .word Ecall_U_Mode_Handler /* 8 */ + .word Break_Point_Handler /* 9 */ + .word 0 + .word 0 + .word SysTick_Handler /* SysTick Handler */ + .word 0 + .word SW_Handler /* SW Handler */ + .word 0 + /* External Interrupts */ + .word TMR0_IRQHandler /* 0: TMR0 */ + .word GPIOA_IRQHandler /* GPIOA */ + .word GPIOB_IRQHandler /* GPIOB */ + .word SPI0_IRQHandler /* SPI0 */ + .word BB_IRQHandler /* BLEB */ + .word LLE_IRQHandler /* BLEL */ + .word USB_IRQHandler /* USB */ + .word USB2_IRQHandler /* USB2 */ + .word TMR1_IRQHandler /* TMR1 */ + .word TMR2_IRQHandler /* TMR2 */ + .word UART0_IRQHandler /* UART0 */ + .word UART1_IRQHandler /* UART1 */ + .word RTC_IRQHandler /* RTC */ + .word ADC_IRQHandler /* ADC */ + .word I2C_IRQHandler /* I2C */ + .word PWMX_IRQHandler /* PWMX */ + .word TMR3_IRQHandler /* TMR3 */ + .word UART2_IRQHandler /* UART2 */ + .word UART3_IRQHandler /* UART3 */ + .word WDOG_BAT_IRQHandler /* WDOG_BAT */ + + .option rvc; + + .section .vector_handler, "ax", @progbits + .weak NMI_Handler + .weak HardFault_Handler + .weak Ecall_M_Mode_Handler + .weak Ecall_U_Mode_Handler + .weak Break_Point_Handler + .weak SysTick_Handler + .weak SW_Handler + .weak TMR0_IRQHandler + .weak GPIOA_IRQHandler + .weak GPIOB_IRQHandler + .weak SPI0_IRQHandler + .weak BB_IRQHandler + .weak LLE_IRQHandler + .weak USB_IRQHandler + .weak USB2_IRQHandler + .weak TMR1_IRQHandler + .weak TMR2_IRQHandler + .weak UART0_IRQHandler + .weak UART1_IRQHandler + .weak RTC_IRQHandler + .weak ADC_IRQHandler + .weak I2C_IRQHandler + .weak PWMX_IRQHandler + .weak TMR3_IRQHandler + .weak UART2_IRQHandler + .weak UART3_IRQHandler + .weak WDOG_BAT_IRQHandler + +NMI_Handler: 1: j 1b +HardFault_Handler: 1: j 1b +Ecall_M_Mode_Handler: 1: j 1b +Ecall_U_Mode_Handler: 1: j 1b +Break_Point_Handler: 1: j 1b +SysTick_Handler: 1: j 1b +SW_Handler: 1: j 1b +TMR0_IRQHandler: 1: j 1b +GPIOA_IRQHandler: 1: j 1b +GPIOB_IRQHandler: 1: j 1b +SPI0_IRQHandler: 1: j 1b +BB_IRQHandler: 1: j 1b +LLE_IRQHandler: 1: j 1b +USB_IRQHandler: 1: j 1b +USB2_IRQHandler: 1: j 1b +TMR1_IRQHandler: 1: j 1b +TMR2_IRQHandler: 1: j 1b +UART0_IRQHandler: 1: j 1b +UART1_IRQHandler: 1: j 1b +RTC_IRQHandler: 1: j 1b +ADC_IRQHandler: 1: j 1b +I2C_IRQHandler: 1: j 1b +PWMX_IRQHandler: 1: j 1b +TMR3_IRQHandler: 1: j 1b +UART2_IRQHandler: 1: j 1b +UART3_IRQHandler: 1: j 1b +WDOG_BAT_IRQHandler: 1: j 1b + + .section .handle_reset,"ax",@progbits + .weak handle_reset + .align 1 +handle_reset: +.option push +.option norelax + la gp, __global_pointer$ +.option pop +1: + la sp, _eusrstack + +/* Load highcode code section from flash to RAM */ +2: + la a0, _highcode_lma + la a1, _highcode_vma_start + la a2, _highcode_vma_end + bgeu a1, a2, 2f +1: + lw t0, (a0) + sw t0, (a1) + addi a0, a0, 4 + addi a1, a1, 4 + bltu a1, a2, 1b + +/* Load data section from flash to RAM */ +2: + la a0, _data_lma + la a1, _data_vma + la a2, _edata + bgeu a1, a2, 2f +1: + lw t0, (a0) + sw t0, (a1) + addi a0, a0, 4 + addi a1, a1, 4 + bltu a1, a2, 1b +2: + /* clear bss section */ + la a0, _sbss + la a1, _ebss + bgeu a0, a1, 2f +1: + sw zero, (a0) + addi a0, a0, 4 + bltu a0, a1, 1b +2: + /* 流水线控制位 & 动态预测控制位 */ + li t0, 0x1f + csrw 0xbc0, t0 + /* 打开嵌套中断、硬件压栈功能 */ + li t0, 0x3 + csrw 0x804, t0 + + li t0, 0x88 + csrs mstatus, t0 + la t0, _vector_base + + /* 配置向量表模式为绝对地址模式 */ + ori t0, t0, 3 + csrw mtvec, t0 + + la t0, main + csrw mepc, t0 + + + mret + + -- cgit v1.2.3