89 lines
3.2 KiB
Plaintext
89 lines
3.2 KiB
Plaintext
/* ARM assembly AARCH64 Raspberry PI 3B */
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/* program sleep64.s */
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/*******************************************/
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/* Constantes file */
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/*******************************************/
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/* for this file see task include a file in language AArch64 assembly */
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.include "../includeConstantesARM64.inc"
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.equ SLEEP, 0x65 // Linux syscall
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.equ BUFFERSIZE, 100
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/*******************************************/
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/* Initialized data */
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/*******************************************/
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.data
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szMessQuest: .asciz "Enter the time to sleep in seconds : "
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szMessError: .asciz "Error occured.\n"
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szMessSleep: .asciz "Sleeping Zzzzzzz.\n"
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szMessAwake: .asciz "Awake!!!\n"
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szCarriageReturn: .asciz "\n"
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/*******************************************/
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/* UnInitialized data */
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/*******************************************/
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.bss
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.align 4
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ZonesAttente:
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qSecondes: .skip 8
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qMicroSecondes: .skip 8
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ZonesTemps: .skip 16
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sBuffer: .skip BUFFERSIZE
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/*******************************************/
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/* code section */
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/*******************************************/
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.text
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.global main
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main:
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ldr x0,qAdrszMessQuest // display invite message
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bl affichageMess
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mov x0,STDIN // input standard linux
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ldr x1,qAdrsBuffer
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mov x2,BUFFERSIZE
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mov x8,READ // read input string
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svc 0
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cmp x0,0 // read error ?
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ble 99f
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//
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ldr x0,qAdrsBuffer // buffer address
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bl conversionAtoD // conversion string in number in x0
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ldr x1,qAdrqSecondes
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str x0,[x1] // store second number in area
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ldr x0,qAdrszMessSleep // display sleeping message
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bl affichageMess
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ldr x0,qAdrZonesAttente // delay area
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ldr x1,qAdrZonesTemps //
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mov x8,#SLEEP // call system SLEEP
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svc 0
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cmp x0,#0 // error sleep ?
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blt 99f
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ldr x0,qAdrszMessAwake // display awake message
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bl affichageMess
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mov x0, #0 // return code
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b 100f
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99: // display error message
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ldr x0,qAdrszMessError
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bl affichageMess
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mov x0, 1 // return code
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100: // standard end of the program
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mov x8,EXIT // request to exit program
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svc 0 // perform system call
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qAdrszMessQuest: .quad szMessQuest
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qAdrszMessError: .quad szMessError
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qAdrszMessSleep: .quad szMessSleep
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qAdrszMessAwake: .quad szMessAwake
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qAdrqSecondes: .quad qSecondes
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qAdrZonesAttente: .quad ZonesAttente
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qAdrZonesTemps: .quad ZonesTemps
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qAdrsBuffer: .quad sBuffer
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qAdrszCarriageReturn: .quad szCarriageReturn
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/********************************************************/
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/* File Include fonctions */
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/********************************************************/
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/* for this file see task include a file in language AArch64 assembly */
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.include "../includeARM64.inc"
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