post_initvariant.s

ARM嵌入式系统关于IRQ中断处理基于c语言的实验代码

	IMPORT	buttonStatus
	IMPORT	ledStatusBuffer
	IMPORT	ledShareVariant
	IMPORT	ledShareInterval
	IMPORT	pwmEmulatorStatus
	IMPORT	interruptVectorListBase

	IMPORT	handle_osTimer3
	IMPORT	handle_osTimer2
	IMPORT	handle_osTimer1
	IMPORT	handle_osTimer0
	IMPORT	handle_rtcTrim

	IMPORT	int_ICMR
	IMPORT	initInt_ICMR


	EXPORT	post_initVariant

	AREA post_initVariant ,CODE ,READONLY

	ldr r11,=ledStatusBuffer
	mov r4,#0x0
	str r4,[r11]

	ldr r11,=ledShareVariant
	ldr r4,=ledShareInterval
	str r4,[r11]

	ldr r11,=buttonStatus
	mov r4,#0x0
	str r4,[r11]

	ldr r11,=pwmEmulatorStatus
	mov r4,#0x0
	str r4,[r11]

;/////////////

	ldr r11,=int_ICMR
	ldr r4,=initInt_ICMR
	str r4,[r11]




	ldr r11,=interruptVectorListBase
	mov r4,#0x0
	mov r5,#0x8
InitVectorListLoop	
	str r4,[r11]
	add r11,r11,#0x4
	sub r5,r5,#0x1
	cmp r5,#0x0
	bne InitVectorListLoop

	mov r4,#0x0
	str r4,[r11]					;handle0

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle1

	add r11,r11,#0x4
	str r4,[r11]					;handle2

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle3

;///////////////

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle4

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle5

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle6

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle7(reserved)

;////////////
	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle8

	add r11,r11,#0x4
	str r4,[r11]					;handle9

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle10

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle11

;///////////////

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle12

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle13

	add r11,r11,#0x4
	str r4,[r11]					;handle14

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle15

;/////////////

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle16	

	add r11,r11,#0x4
	mov r4,#0x0
	str r4,[r11]					;handle17	

	add r11,r11,#0x4
	ldr r4,=handle_osTimer0
	str r4,[r11]					;handle18

	add r11,r11,#0x4
	ldr r4,=handle_osTimer1
	str r4,[r11]					;handle19	

;/////////////

	add r11,r11,#0x4
	ldr r4,=handle_osTimer2
	str r4,[r11]					;handle20	

	add r11,r11,#0x4
	mov r4,#0x0
	ldr r4,=handle_osTimer3
	str r4,[r11]					;handle21

	add r11,r11,#0x4
	ldr r4,=handle_rtcTrim
	str r4,[r11]					;handle22

	add r11,r11,#0x4	
	mov r4,#0x0
	str r4,[r11]					;handle23

;////////////

	mov pc,r14
	END