0000:7C00 XOR AX,AX M[7$cfp-Y~
0000:7C02 MOV SS,AX mR6hnKa_53
0000:7C04 MOV SP,7C00 #=\ nuT'oy
0000:7C07 STI C{8(ew
0000:7C08 PUSH AX $:SSm$k
0000:7C09 POP ES uiIS4S_
0000:7C0A PUSH AX rRzc"W}K+
0000:7C0B POP DS El#"vIg(\
0000:7C0C CLD lcYjwA
0000:7C0D MOV SI,7C1B "s5[w+,R
0000:7C10 MOV DI,061B &x<y4ORH|
0000:7C13 PUSH AX x 2Cp{+}
0000:7C14 PUSH DI wW+@3bPl
0000:7C15 MOV CX,01E5 %T'<vw0
0000:7C18 REPZ C(kIj
0000:7C19 MOVSB r:Rk!z*
0000:7C1A RETF r;cILS|Xr
~zT7 43
;跳到这里来了。 jQrw^6C
0000:061B MOV SI,07BE VgyY7INx9
0000:061E MOV CL,04 sW]fPa(cn,
0000:0620 CMP [SI],CH ; @Lf-=9
0000:0622 JL 062D v)J(@>CZ[
0000:0624 JNZ 063B ]KE"|}B
0000:0626 ADD SI,+10 TQg~I/
0000:0629 LOOP 0620 M|xs>+r*
0000:062B INT 18 ‘ 如果没有可引导的分区,就直接执行一个软中断,这个玩艺,当年叫ROM BASIC Y('?Z]