Diff: mbed-dev/targets/TARGET_NXP/TARGET_LPC23XX/device/TOOLCHAIN_GCC_CS/vector_functions.S

Revision:

18:6a4db94011d3

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-dev/targets/TARGET_NXP/TARGET_LPC23XX/device/TOOLCHAIN_GCC_CS/vector_functions.S	Sun May 14 23:18:57 2017 +0000
@@ -0,0 +1,180 @@
+# 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