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mbed library sources

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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_NXP/TARGET_LPC23XX/TOOLCHAIN_GCC_CS/vector_functions.S

Committer:
mbed_official
Date:
2015-07-01
Revision:
577:15494b56c2f3
Parent:
targets/cmsis/TARGET_NXP/TARGET_LPC23XX/TOOLCHAIN_GCC_CS/vector_functions.s@ 13:0645d8841f51

File content as of revision 577:15494b56c2f3:

# 1 "vector_functions.s"
# 1 "<built-in>"
# 1 "<command line>"
# 1 "vector_functions.s"
;
;
;

# 1 "vector_defns.h" 1
# 6 "vector_functions.s" 2






        .section VECFUNCS, "ax"
        .arm


        .weak __mbed_fiq
        .weak __mbed_undef
        .weak __mbed_prefetch_abort
        .weak __mbed_data_abort
        .weak __mbed_irq
        .weak __mbed_swi
        .weak __mbed_dcc_irq
        .weak __mbed_reset
        .global __mbed_init_realmonitor
        .global __mbed_init

;
;
__mbed_fiq:
        B __mbed_fiq

;
;
__mbed_undef:
        LDR PC, =0x7fffffa0

;
;
__mbed_prefetch_abort:
        LDR PC, =0x7fffffb0

;
;
__mbed_data_abort:
        LDR PC, =0x7fffffc0

;
;
;
;
;
;
;
;
;
__mbed_irq:
        ;
        MSR CPSR_c, #0x1F|0x80|0x40

        ;
        STMDB sp!, {r0-r3,r12,lr}

        ;
        MOV r0, #0xFFFFFF00
        LDR r0, [r0]

        ;
        MOV lr, pc
        BX r0

        ;
        MOV r0, #0xFFFFFF00
        STR r0, [r0] ;

        ;
        LDMFD sp!,{r0-r3,r12,lr}

        ;
        MSR CPSR_c, #0x12|0x80|0x40

        ;
        SUBS pc, lr, #4

;
;
;
;
__mbed_swi:
        ;
        ;
        STMFD sp!, {a4, r4, ip, lr}

        ;
        LDR r4, =0x40000040

        ;
        ;
        LDR a4, =0x00940000
        LDR PC, =0x7ffff820

;
;
;
;
__mbed_dcc_irq:

        ;

        ;
        LDMFD sp!,{r0-r3,r12,lr}

        ;
        MSR CPSR_c, #0x12|0x80|0x40

        ;

        ;
        SUB lr, lr, #4 ;
        STMFD sp!, {ip,lr} ;

        ;
        LDR LR, =0xfffff000
        STR LR, [LR, #0xf00]

        ;
        ;
        ;
        ;
        LDR PC, =0x7fffffe0

;
;
__mbed_reset:

        ;

        LDR R0, =(0x40000000 + 0x8000)

        ;
        MSR CPSR_c, #0x1B|0x80|0x40
        MOV SP, R0
        SUB R0, R0, #0x00000040

        ;
        MSR CPSR_c, #0x17|0x80|0x40
        MOV SP, R0
        SUB R0, R0, #0x00000040

        ;
        MSR CPSR_c, #0x11|0x80|0x40
        MOV SP, R0
        SUB R0, R0, #0x00000000

        ;
        MSR CPSR_c, #0x12|0x80|0x40
        MOV SP, R0
        SUB R0, R0, #0x00000040

        ;
        MSR CPSR_c, #0x13|0x80|0x40
        MOV SP, R0
        SUB R0, R0, #0x00000040

        ;
        MSR CPSR_c, #0x10
        MOV SP, R0

        ;
        LDR R0, =__mbed_init_realmonitor
        MOV LR, PC
        BX R0

        ;
        LDR R0, =__mbed_init
        BX R0