360 lines
11 KiB
ArmAsm
360 lines
11 KiB
ArmAsm
;/*
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; * Copyright (c) 2006-2021, RT-Thread Development Team
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; *
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; * SPDX-License-Identifier: Apache-2.0
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; *
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; * Change Logs:
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; * Date Author Notes
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; * 2009-01-17 Bernard first version
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; * 2009-09-27 Bernard add protect when contex switch occurs
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; */
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#include "rtconfig.h"
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MODULE ?cstartup
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;; ICODE is the same segment as cstartup. By placing __low_level_init
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;; in the same segment, we make sure it can be reached with BL. */
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SECTION CSTACK:DATA:NOROOT(3)
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SECTION .icode:CODE:NOROOT(2)
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#ifdef RT_USING_UART2
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IMPORT MFS2RX_IRQHandler
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#endif
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PUBLIC __low_level_init
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PUBWEAK SystemInit_ExtMemCtl
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SECTION .text:CODE:REORDER(2)
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THUMB
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SystemInit_ExtMemCtl
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BX LR
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__low_level_init:
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;; Initialize hardware.
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LDR R0, = SystemInit_ExtMemCtl ; initialize external memory controller
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MOV R11, LR
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BLX R0
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LDR R1, =sfe(CSTACK) ; restore original stack pointer
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MSR MSP, R1
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MOV R0,#1
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;; Return with BX to be independent of mode of caller
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BX R11
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;; Forward declaration of sections.
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SECTION .intvec:CODE:NOROOT(2)
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EXTERN __iar_program_start
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PUBLIC __vector_table
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DATA
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__vector_table
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DCD sfe(CSTACK)
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DCD __iar_program_start
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DCD NMI_Handler ; NMI Handler
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DCD HardFault_Handler ; Hard Fault Handler
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DCD MemManage_Handler ; MPU Fault Handler
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DCD BusFault_Handler ; Bus Fault Handler
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DCD UsageFault_Handler ; Usage Fault Handler
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DCD 0 ; Reserved
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DCD 0 ; Reserved
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DCD 0 ; Reserved
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DCD 0 ; Reserved
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DCD SVC_Handler ; SVCall Handler
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DCD DebugMon_Handler ; Debug Monitor Handler
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DCD 0 ; Reserved
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DCD PendSV_Handler ; PendSV Handler
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DCD SysTick_Handler ; SysTick Handler
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; External Interrupts
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DCD CSV_IRQHandler ; Clock Super Visor
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DCD SWDT_IRQHandler ; Software Watchdog Timer
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DCD LVD_IRQHandler ; Low Voltage Detector
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DCD WFG_IRQHandler ; Wave Form Generator
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DCD EXINT0_7_IRQHandler ; External Interrupt Request ch.0 to ch.7
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DCD EXINT8_15_IRQHandler ; External Interrupt Request ch.8 to ch.15
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DCD DTIM_QDU_IRQHandler ; Dual Timer / Quad Decoder
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DCD MFS0RX_IRQHandler ; MultiFunction Serial ch.0
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DCD MFS0TX_IRQHandler ; MultiFunction Serial ch.0
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DCD MFS1RX_IRQHandler ; MultiFunction Serial ch.1
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DCD MFS1TX_IRQHandler ; MultiFunction Serial ch.1
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#ifdef RT_USING_UART2
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DCD MFS2RX_IRQHandler ; MultiFunction Serial ch.2
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#else
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DCD NULL_IRQHandler ; MultiFunction Serial ch.2
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#endif
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DCD MFS2TX_IRQHandler ; MultiFunction Serial ch.2
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DCD MFS3RX_IRQHandler ; MultiFunction Serial ch.3
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DCD MFS3TX_IRQHandler ; MultiFunction Serial ch.3
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DCD MFS4RX_IRQHandler ; MultiFunction Serial ch.4
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DCD MFS4TX_IRQHandler ; MultiFunction Serial ch.4
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DCD MFS5RX_IRQHandler ; MultiFunction Serial ch.5
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DCD MFS5TX_IRQHandler ; MultiFunction Serial ch.5
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DCD MFS6RX_IRQHandler ; MultiFunction Serial ch.6
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DCD MFS6TX_IRQHandler ; MultiFunction Serial ch.6
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DCD MFS7RX_IRQHandler ; MultiFunction Serial ch.7
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DCD MFS7TX_IRQHandler ; MultiFunction Serial ch.7
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DCD PPG_IRQHandler ; PPG
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DCD OSC_PLL_WC_IRQHandler ; OSC / PLL / Watch Counter
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DCD ADC0_IRQHandler ; ADC0
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DCD ADC1_IRQHandler ; ADC1
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DCD ADC2_IRQHandler ; ADC2
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DCD FRTIM_IRQHandler ; Free-run Timer
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DCD INCAP_IRQHandler ; Input Capture
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DCD OUTCOMP_IRQHandler ; Output Compare
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DCD BTIM_IRQHandler ; Base Timer ch.0 to ch.7
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DCD CAN0_IRQHandler ; CAN ch.0
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DCD CAN1_IRQHandler ; CAN ch.1
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DCD USBF_IRQHandler ; USB Function
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DCD USBF_USBH_IRQHandler ; USB Function / USB HOST
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DCD RESERVED_1_IRQHandler ; Reserved_1
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DCD RESERVED_2_IRQHandler ; Reserved_2
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DCD DMAC0_IRQHandler ; DMAC ch.0
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DCD DMAC1_IRQHandler ; DMAC ch.1
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DCD DMAC2_IRQHandler ; DMAC ch.2
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DCD DMAC3_IRQHandler ; DMAC ch.3
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DCD DMAC4_IRQHandler ; DMAC ch.4
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DCD DMAC5_IRQHandler ; DMAC ch.5
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DCD DMAC6_IRQHandler ; DMAC ch.6
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DCD DMAC7_IRQHandler ; DMAC ch.7
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DCD RESERVED_3_IRQHandler ; Reserved_3
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DCD RESERVED_4_IRQHandler ; Reserved_4
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;
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;; Default interrupt handlers.
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;;
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THUMB
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PUBWEAK NMI_Handler
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SECTION .text:CODE:REORDER(1)
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NMI_Handler
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B NMI_Handler
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PUBWEAK HardFault_Handler
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SECTION .text:CODE:REORDER(1)
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HardFault_Handler
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B HardFault_Handler
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PUBWEAK MemManage_Handler
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SECTION .text:CODE:REORDER(1)
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MemManage_Handler
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B MemManage_Handler
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PUBWEAK BusFault_Handler
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SECTION .text:CODE:REORDER(1)
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BusFault_Handler
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B BusFault_Handler
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PUBWEAK UsageFault_Handler
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SECTION .text:CODE:REORDER(1)
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UsageFault_Handler
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B UsageFault_Handler
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PUBWEAK SVC_Handler
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SECTION .text:CODE:REORDER(1)
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SVC_Handler
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B SVC_Handler
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PUBWEAK DebugMon_Handler
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SECTION .text:CODE:REORDER(1)
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DebugMon_Handler
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B DebugMon_Handler
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PUBWEAK PendSV_Handler
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SECTION .text:CODE:REORDER(1)
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PendSV_Handler
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B PendSV_Handler
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PUBWEAK SysTick_Handler
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SECTION .text:CODE:REORDER(1)
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SysTick_Handler
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B SysTick_Handler
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PUBWEAK CSV_IRQHandler
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SECTION .text:CODE:REORDER(1)
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CSV_IRQHandler
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B CSV_IRQHandler
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PUBWEAK SWDT_IRQHandler
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SECTION .text:CODE:REORDER(1)
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SWDT_IRQHandler
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B SWDT_IRQHandler
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PUBWEAK LVD_IRQHandler
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SECTION .text:CODE:REORDER(1)
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LVD_IRQHandler
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B LVD_IRQHandler
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PUBWEAK WFG_IRQHandler
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SECTION .text:CODE:REORDER(1)
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WFG_IRQHandler
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B WFG_IRQHandler
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PUBWEAK EXINT0_7_IRQHandler
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SECTION .text:CODE:REORDER(1)
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EXINT0_7_IRQHandler
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B EXINT0_7_IRQHandler
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PUBWEAK EXINT8_15_IRQHandler
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SECTION .text:CODE:REORDER(1)
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EXINT8_15_IRQHandler
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B EXINT8_15_IRQHandler
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PUBWEAK DTIM_QDU_IRQHandler
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SECTION .text:CODE:REORDER(1)
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DTIM_QDU_IRQHandler
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B DTIM_QDU_IRQHandler
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PUBWEAK MFS0RX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS0RX_IRQHandler
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B MFS0RX_IRQHandler
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PUBWEAK MFS0TX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS0TX_IRQHandler
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B MFS0TX_IRQHandler
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PUBWEAK MFS1RX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS1RX_IRQHandler
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B MFS1RX_IRQHandler
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PUBWEAK MFS1TX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS1TX_IRQHandler
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B MFS1TX_IRQHandler
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PUBWEAK NULL_IRQHandler
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SECTION .text:CODE:REORDER(1)
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NULL_IRQHandler
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B NULL_IRQHandler
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PUBWEAK MFS2TX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS2TX_IRQHandler
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B MFS2TX_IRQHandler
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PUBWEAK MFS3RX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS3RX_IRQHandler
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B MFS3RX_IRQHandler
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PUBWEAK MFS3TX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS3TX_IRQHandler
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B MFS3TX_IRQHandler
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PUBWEAK MFS4RX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS4RX_IRQHandler
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B MFS4RX_IRQHandler
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PUBWEAK MFS4TX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS4TX_IRQHandler
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B MFS4TX_IRQHandler
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PUBWEAK MFS5RX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS5RX_IRQHandler
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B MFS5RX_IRQHandler
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PUBWEAK MFS5TX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS5TX_IRQHandler
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B MFS5TX_IRQHandler
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PUBWEAK MFS6RX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS6RX_IRQHandler
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B MFS6RX_IRQHandler
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PUBWEAK MFS6TX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS6TX_IRQHandler
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B MFS6TX_IRQHandler
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PUBWEAK MFS7RX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS7RX_IRQHandler
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B MFS7RX_IRQHandler
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PUBWEAK MFS7TX_IRQHandler
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SECTION .text:CODE:REORDER(1)
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MFS7TX_IRQHandler
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B MFS7TX_IRQHandler
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PUBWEAK PPG_IRQHandler
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SECTION .text:CODE:REORDER(1)
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PPG_IRQHandler
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B PPG_IRQHandler
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PUBWEAK OSC_PLL_WC_IRQHandler
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SECTION .text:CODE:REORDER(1)
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OSC_PLL_WC_IRQHandler
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B OSC_PLL_WC_IRQHandler
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PUBWEAK ADC0_IRQHandler
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SECTION .text:CODE:REORDER(1)
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ADC0_IRQHandler
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B ADC0_IRQHandler
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PUBWEAK ADC1_IRQHandler
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SECTION .text:CODE:REORDER(1)
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ADC1_IRQHandler
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B ADC1_IRQHandler
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PUBWEAK ADC2_IRQHandler
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SECTION .text:CODE:REORDER(1)
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ADC2_IRQHandler
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B ADC2_IRQHandler
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PUBWEAK FRTIM_IRQHandler
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SECTION .text:CODE:REORDER(1)
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FRTIM_IRQHandler
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B FRTIM_IRQHandler
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PUBWEAK INCAP_IRQHandler
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SECTION .text:CODE:REORDER(1)
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INCAP_IRQHandler
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B INCAP_IRQHandler
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PUBWEAK OUTCOMP_IRQHandler
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SECTION .text:CODE:REORDER(1)
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OUTCOMP_IRQHandler
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B OUTCOMP_IRQHandler
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PUBWEAK BTIM_IRQHandler
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SECTION .text:CODE:REORDER(1)
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BTIM_IRQHandler
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B BTIM_IRQHandler
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PUBWEAK CAN0_IRQHandler
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SECTION .text:CODE:REORDER(1)
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CAN0_IRQHandler
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B CAN0_IRQHandler
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PUBWEAK CAN1_IRQHandler
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SECTION .text:CODE:REORDER(1)
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CAN1_IRQHandler
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B CAN1_IRQHandler
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PUBWEAK USBF_IRQHandler
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SECTION .text:CODE:REORDER(1)
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USBF_IRQHandler
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B USBF_IRQHandler
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PUBWEAK USBF_USBH_IRQHandler
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SECTION .text:CODE:REORDER(1)
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USBF_USBH_IRQHandler
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B USBF_USBH_IRQHandler
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PUBWEAK RESERVED_1_IRQHandler
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SECTION .text:CODE:REORDER(1)
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RESERVED_1_IRQHandler
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B RESERVED_1_IRQHandler
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PUBWEAK RESERVED_2_IRQHandler
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SECTION .text:CODE:REORDER(1)
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RESERVED_2_IRQHandler
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B RESERVED_2_IRQHandler
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PUBWEAK DMAC0_IRQHandler
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SECTION .text:CODE:REORDER(1)
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DMAC0_IRQHandler
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B DMAC0_IRQHandler
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PUBWEAK DMAC1_IRQHandler
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SECTION .text:CODE:REORDER(1)
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DMAC1_IRQHandler
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B DMAC1_IRQHandler
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PUBWEAK DMAC2_IRQHandler
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SECTION .text:CODE:REORDER(1)
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DMAC2_IRQHandler
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B DMAC2_IRQHandler
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PUBWEAK DMAC3_IRQHandler
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SECTION .text:CODE:REORDER(1)
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DMAC3_IRQHandler
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B DMAC3_IRQHandler
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PUBWEAK DMAC4_IRQHandler
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SECTION .text:CODE:REORDER(1)
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DMAC4_IRQHandler
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B DMAC4_IRQHandler
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PUBWEAK DMAC5_IRQHandler
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SECTION .text:CODE:REORDER(1)
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DMAC5_IRQHandler
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B DMAC5_IRQHandler
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PUBWEAK DMAC6_IRQHandler
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SECTION .text:CODE:REORDER(1)
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DMAC6_IRQHandler
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B DMAC6_IRQHandler
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PUBWEAK DMAC7_IRQHandler
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SECTION .text:CODE:REORDER(1)
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DMAC7_IRQHandler
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B DMAC7_IRQHandler
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PUBWEAK RESERVED_3_IRQHandler
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SECTION .text:CODE:REORDER(1)
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RESERVED_3_IRQHandler
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B RESERVED_3_IRQHandler
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PUBWEAK RESERVED_4_IRQHandler
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SECTION .text:CODE:REORDER(1)
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RESERVED_4_IRQHandler
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B RESERVED_4_IRQHandler
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END
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