Files
KSDK_2.0_MKL03Z8xxx4/devices/MKL03Z4/arm/startup_MKL03Z4.s
2016-08-09 18:02:18 +02:00

395 lines
16 KiB
ArmAsm

; * ---------------------------------------------------------------------------------------
; * @file: startup_MKL03Z4.s
; * @purpose: CMSIS Cortex-M0P Core Device Startup File
; * MKL03Z4
; * @version: 1.2
; * @date: 2014-6-27
; * @build: b151105
; * ---------------------------------------------------------------------------------------
; *
; * Copyright (c) 1997 - 2015 , Freescale Semiconductor, Inc.
; * All rights reserved.
; *
; * Redistribution and use in source and binary forms, with or without modification,
; * are permitted provided that the following conditions are met:
; *
; * o Redistributions of source code must retain the above copyright notice, this list
; * of conditions and the following disclaimer.
; *
; * o Redistributions in binary form must reproduce the above copyright notice, this
; * list of conditions and the following disclaimer in the documentation and/or
; * other materials provided with the distribution.
; *
; * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
; * contributors may be used to endorse or promote products derived from this
; * software without specific prior written permission.
; *
; * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
; * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
; * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
; * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
; * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
; * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
; * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
; * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
; * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
; *
; *------- <<< Use Configuration Wizard in Context Menu >>> ------------------
; *
; *****************************************************************************/
PRESERVE8
THUMB
; Vector Table Mapped to Address 0 at Reset
AREA RESET, DATA, READONLY
EXPORT __Vectors
EXPORT __Vectors_End
EXPORT __Vectors_Size
IMPORT |Image$$ARM_LIB_STACK$$ZI$$Limit|
__Vectors DCD |Image$$ARM_LIB_STACK$$ZI$$Limit| ; Top of Stack
DCD Reset_Handler ; Reset Handler
DCD NMI_Handler ;NMI Handler
DCD HardFault_Handler ;Hard Fault Handler
DCD 0 ;Reserved
DCD 0 ;Reserved
DCD 0 ;Reserved
DCD 0 ;Reserved
DCD 0 ;Reserved
DCD 0 ;Reserved
DCD 0 ;Reserved
DCD SVC_Handler ;SVCall Handler
DCD 0 ;Reserved
DCD 0 ;Reserved
DCD PendSV_Handler ;PendSV Handler
DCD SysTick_Handler ;SysTick Handler
;External Interrupts
DCD Reserved16_IRQHandler ;Reserved interrupt
DCD Reserved17_IRQHandler ;Reserved interrupt
DCD Reserved18_IRQHandler ;Reserved interrupt
DCD Reserved19_IRQHandler ;Reserved interrupt
DCD Reserved20_IRQHandler ;Reserved interrupt
DCD FTFA_IRQHandler ;Command complete and read collision
DCD PMC_IRQHandler ;Low-voltage detect, low-voltage warning
DCD LLWU_IRQHandler ;Low leakage wakeup
DCD I2C0_IRQHandler ;I2C0 interrupt
DCD Reserved25_IRQHandler ;Reserved interrupt
DCD SPI0_IRQHandler ;SPI0 single interrupt vector for all sources
DCD Reserved27_IRQHandler ;Reserved interrupt
DCD LPUART0_IRQHandler ;LPUART0 status and error
DCD Reserved29_IRQHandler ;Reserved interrupt
DCD Reserved30_IRQHandler ;Reserved interrupt
DCD ADC0_IRQHandler ;ADC0 interrupt
DCD CMP0_IRQHandler ;CMP0 interrupt
DCD TPM0_IRQHandler ;TPM0 single interrupt vector for all sources
DCD TPM1_IRQHandler ;TPM1 single interrupt vector for all sources
DCD Reserved35_IRQHandler ;Reserved interrupt
DCD RTC_IRQHandler ;RTC alarm
DCD RTC_Seconds_IRQHandler ;RTC seconds
DCD Reserved38_IRQHandler ;Reserved interrupt
DCD Reserved39_IRQHandler ;Reserved interrupt
DCD Reserved40_IRQHandler ;Reserved interrupt
DCD Reserved41_IRQHandler ;Reserved interrupt
DCD Reserved42_IRQHandler ;Reserved interrupt
DCD Reserved43_IRQHandler ;Reserved interrupt
DCD LPTMR0_IRQHandler ;LPTMR0 interrupt
DCD Reserved45_IRQHandler ;Reserved interrupt
DCD PORTA_IRQHandler ;PORTA Pin detect
DCD PORTB_IRQHandler ;PORTB Pin detect
__Vectors_End
__Vectors_Size EQU __Vectors_End - __Vectors
; <h> Flash Configuration
; <i> 16-byte flash configuration field that stores default protection settings (loaded on reset)
; <i> and security information that allows the MCU to restrict access to the FTFL module.
; <h> Backdoor Comparison Key
; <o0> Backdoor Comparison Key 0. <0x0-0xFF:2>
; <o1> Backdoor Comparison Key 1. <0x0-0xFF:2>
; <o2> Backdoor Comparison Key 2. <0x0-0xFF:2>
; <o3> Backdoor Comparison Key 3. <0x0-0xFF:2>
; <o4> Backdoor Comparison Key 4. <0x0-0xFF:2>
; <o5> Backdoor Comparison Key 5. <0x0-0xFF:2>
; <o6> Backdoor Comparison Key 6. <0x0-0xFF:2>
; <o7> Backdoor Comparison Key 7. <0x0-0xFF:2>
BackDoorK0 EQU 0xFF
BackDoorK1 EQU 0xFF
BackDoorK2 EQU 0xFF
BackDoorK3 EQU 0xFF
BackDoorK4 EQU 0xFF
BackDoorK5 EQU 0xFF
BackDoorK6 EQU 0xFF
BackDoorK7 EQU 0xFF
; </h>
; <h> Program flash protection bytes (FPROT)
; <i> Each program flash region can be protected from program and erase operation by setting the associated PROT bit.
; <i> Each bit protects a 1/32 region of the program flash memory.
; <h> FPROT0
; <i> Program Flash Region Protect Register 0
; <i> 1/32 - 8/32 region
; <o.0> FPROT0.0
; <o.1> FPROT0.1
; <o.2> FPROT0.2
; <o.3> FPROT0.3
; <o.4> FPROT0.4
; <o.5> FPROT0.5
; <o.6> FPROT0.6
; <o.7> FPROT0.7
nFPROT0 EQU 0x00
FPROT0 EQU nFPROT0:EOR:0xFF
; </h>
; <h> FPROT1
; <i> Program Flash Region Protect Register 1
; <i> 9/32 - 16/32 region
; <o.0> FPROT1.0
; <o.1> FPROT1.1
; <o.2> FPROT1.2
; <o.3> FPROT1.3
; <o.4> FPROT1.4
; <o.5> FPROT1.5
; <o.6> FPROT1.6
; <o.7> FPROT1.7
nFPROT1 EQU 0x00
FPROT1 EQU nFPROT1:EOR:0xFF
; </h>
; <h> FPROT2
; <i> Program Flash Region Protect Register 2
; <i> 17/32 - 24/32 region
; <o.0> FPROT2.0
; <o.1> FPROT2.1
; <o.2> FPROT2.2
; <o.3> FPROT2.3
; <o.4> FPROT2.4
; <o.5> FPROT2.5
; <o.6> FPROT2.6
; <o.7> FPROT2.7
nFPROT2 EQU 0x00
FPROT2 EQU nFPROT2:EOR:0xFF
; </h>
; <h> FPROT3
; <i> Program Flash Region Protect Register 3
; <i> 25/32 - 32/32 region
; <o.0> FPROT3.0
; <o.1> FPROT3.1
; <o.2> FPROT3.2
; <o.3> FPROT3.3
; <o.4> FPROT3.4
; <o.5> FPROT3.5
; <o.6> FPROT3.6
; <o.7> FPROT3.7
nFPROT3 EQU 0x00
FPROT3 EQU nFPROT3:EOR:0xFF
; </h>
; </h>
; <h> Flash nonvolatile option byte (FOPT)
; <i> Allows the user to customize the operation of the MCU at boot time.
; <o.0> LPBOOT0
; <0=> Core and system clock divider (OUTDIV1) is 0x7 (divide by 8) when LPBOOT1=0 or 0x1 (divide by 2) when LPBOOT1=1.
; <1=> Core and system clock divider (OUTDIV1) is 0x3 (divide by 4) when LPBOOT1=0 or 0x0 (divide by 1) when LPBOOT1=1.
; <o.1> BOOTPIN_OPT
; <0=> Force Boot from ROM if BOOTCFG0 asserted, where BOOTCFG0 is the boot config function which is muxed with NMI pin
; <1=> Boot source configured by FOPT (BOOTSRC_SEL) bits
; <o.2> NMI_DIS
; <0=> NMI interrupts are always blocked
; <1=> NMI_b pin/interrupts reset default to enabled
; <o.3> RESET_PIN_CFG
; <0=> RESET pin is disabled following a POR and cannot be enabled as reset function
; <1=> RESET_b pin is dedicated
; <o.4> LPBOOT1
; <0=> Core and system clock divider (OUTDIV1) is 0x7 (divide by 8) when LPBOOT0=0 or 0x3 (divide by 4) when LPBOOT0=1.
; <1=> Core and system clock divider (OUTDIV1) is 0x1 (divide by 2) when LPBOOT0=0 or 0x0 (divide by 1) when LPBOOT0=1.
; <o.5> FAST_INIT
; <0=> Slower initialization
; <1=> Fast Initialization
; <o.6..7> BOOTSRC_SEL
; <0=> Boot from Flash
; <2=> Boot from ROM
; <3=> Boot from ROM
; <i> Boot source selection
FOPT EQU 0x3D
; </h>
; <h> Flash security byte (FSEC)
; <i> WARNING: If SEC field is configured as "MCU security status is secure" and MEEN field is configured as "Mass erase is disabled",
; <i> MCU's security status cannot be set back to unsecure state since Mass erase via the debugger is blocked !!!
; <o.0..1> SEC
; <2=> MCU security status is unsecure
; <3=> MCU security status is secure
; <i> Flash Security
; <o.2..3> FSLACC
; <2=> Freescale factory access denied
; <3=> Freescale factory access granted
; <i> Freescale Failure Analysis Access Code
; <o.4..5> MEEN
; <2=> Mass erase is disabled
; <3=> Mass erase is enabled
; <o.6..7> KEYEN
; <2=> Backdoor key access enabled
; <3=> Backdoor key access disabled
; <i> Backdoor Key Security Enable
FSEC EQU 0xFE
; </h>
; </h>
IF :LNOT::DEF:RAM_TARGET
AREA FlashConfig, DATA, READONLY
__FlashConfig
DCB BackDoorK0, BackDoorK1, BackDoorK2, BackDoorK3
DCB BackDoorK4, BackDoorK5, BackDoorK6, BackDoorK7
DCB FPROT0 , FPROT1 , FPROT2 , FPROT3
DCB FSEC , FOPT , 0xFF , 0xFF
ENDIF
AREA |.text|, CODE, READONLY
; Reset Handler
Reset_Handler PROC
EXPORT Reset_Handler [WEAK]
IMPORT SystemInit
IMPORT __main
IF :LNOT::DEF:RAM_TARGET
REQUIRE FlashConfig
ENDIF
CPSID I ; Mask interrupts
LDR R0, =0xE000ED08
LDR R1, =__Vectors
STR R1, [R0]
LDR R0, =SystemInit
BLX R0
CPSIE i ; Unmask interrupts
LDR R0, =__main
BX R0
ENDP
; Dummy Exception Handlers (infinite loops which can be modified)
NMI_Handler\
PROC
EXPORT NMI_Handler [WEAK]
B .
ENDP
HardFault_Handler\
PROC
EXPORT HardFault_Handler [WEAK]
B .
ENDP
SVC_Handler\
PROC
EXPORT SVC_Handler [WEAK]
B .
ENDP
PendSV_Handler\
PROC
EXPORT PendSV_Handler [WEAK]
B .
ENDP
SysTick_Handler\
PROC
EXPORT SysTick_Handler [WEAK]
B .
ENDP
I2C0_IRQHandler\
PROC
EXPORT I2C0_IRQHandler [WEAK]
LDR R0, =I2C0_DriverIRQHandler
BX R0
ENDP
SPI0_IRQHandler\
PROC
EXPORT SPI0_IRQHandler [WEAK]
LDR R0, =SPI0_DriverIRQHandler
BX R0
ENDP
LPUART0_IRQHandler\
PROC
EXPORT LPUART0_IRQHandler [WEAK]
LDR R0, =LPUART0_DriverIRQHandler
BX R0
ENDP
Default_Handler\
PROC
EXPORT Reserved16_IRQHandler [WEAK]
EXPORT Reserved17_IRQHandler [WEAK]
EXPORT Reserved18_IRQHandler [WEAK]
EXPORT Reserved19_IRQHandler [WEAK]
EXPORT Reserved20_IRQHandler [WEAK]
EXPORT FTFA_IRQHandler [WEAK]
EXPORT PMC_IRQHandler [WEAK]
EXPORT LLWU_IRQHandler [WEAK]
EXPORT I2C0_DriverIRQHandler [WEAK]
EXPORT Reserved25_IRQHandler [WEAK]
EXPORT SPI0_DriverIRQHandler [WEAK]
EXPORT Reserved27_IRQHandler [WEAK]
EXPORT LPUART0_DriverIRQHandler [WEAK]
EXPORT Reserved29_IRQHandler [WEAK]
EXPORT Reserved30_IRQHandler [WEAK]
EXPORT ADC0_IRQHandler [WEAK]
EXPORT CMP0_IRQHandler [WEAK]
EXPORT TPM0_IRQHandler [WEAK]
EXPORT TPM1_IRQHandler [WEAK]
EXPORT Reserved35_IRQHandler [WEAK]
EXPORT RTC_IRQHandler [WEAK]
EXPORT RTC_Seconds_IRQHandler [WEAK]
EXPORT Reserved38_IRQHandler [WEAK]
EXPORT Reserved39_IRQHandler [WEAK]
EXPORT Reserved40_IRQHandler [WEAK]
EXPORT Reserved41_IRQHandler [WEAK]
EXPORT Reserved42_IRQHandler [WEAK]
EXPORT Reserved43_IRQHandler [WEAK]
EXPORT LPTMR0_IRQHandler [WEAK]
EXPORT Reserved45_IRQHandler [WEAK]
EXPORT PORTA_IRQHandler [WEAK]
EXPORT PORTB_IRQHandler [WEAK]
EXPORT DefaultISR [WEAK]
Reserved16_IRQHandler
Reserved17_IRQHandler
Reserved18_IRQHandler
Reserved19_IRQHandler
Reserved20_IRQHandler
FTFA_IRQHandler
PMC_IRQHandler
LLWU_IRQHandler
I2C0_DriverIRQHandler
Reserved25_IRQHandler
SPI0_DriverIRQHandler
Reserved27_IRQHandler
LPUART0_DriverIRQHandler
Reserved29_IRQHandler
Reserved30_IRQHandler
ADC0_IRQHandler
CMP0_IRQHandler
TPM0_IRQHandler
TPM1_IRQHandler
Reserved35_IRQHandler
RTC_IRQHandler
RTC_Seconds_IRQHandler
Reserved38_IRQHandler
Reserved39_IRQHandler
Reserved40_IRQHandler
Reserved41_IRQHandler
Reserved42_IRQHandler
Reserved43_IRQHandler
LPTMR0_IRQHandler
Reserved45_IRQHandler
PORTA_IRQHandler
PORTB_IRQHandler
DefaultISR
LDR R0, =DefaultISR
BX R0
ENDP
ALIGN
END