Subversion Repositories planix.SVN

#include "/sys/src/libc/9syscall/sys.h"

/*
 *  we pass in the argument of the exec parameters as 0(FP)
 */

TEXT    main(SB),$8

        MOVW    $setR30(SB), R30

        MOVW    $boot(SB), R1
        ADD     $12, R29, R2    /* get a pointer to 0(FP) */
        MOVW    R1, 4(R29)
        MOVW    R2, 8(R29)
        JAL     exec(SB)

        MOVW    $(1<<4), R1
        MOVW    R1, 4(R29)
        MOVW    $RFORK, R1
        SYSCALL
        MOVW    $RFORK, R1
        SYSCALL
        MOVW    $RFORK, R1
        SYSCALL
again:
        ADDU    $1, R2
        MOVW    $0, R1  /* print r1 */
        SYSCALL
        MOVW    $5000000, R3
foo:
        SUBU    $1, R3
        BNE     R3, foo
        JMP     again

TEXT    exec(SB), $0
        MOVW    $EXEC, R1
        SYSCALL
        RET

DATA    boot+0(SB)/5,$"/boot"
DATA    boot+5(SB)/5,$"/boot"
DATA    bootv+0(SB)/4,$boot+6(SB)
GLOBL   boot+0(SB),$11
GLOBL   bootv+0(SB),$8