Files
unix-v6/source/mdec/rp.s
T
2018-01-27 22:35:41 +09:00

22 lines
249 B
ArmAsm

/ rp03 disk driver
rpda = 176724
mov dska,r1
clr r0
div $10.,r0
mov r1,-(sp)
mov r0,r1
clr r0
div $20.,r0
bisb r1,1(sp)
mov $rpda,r1
mov (sp)+,(r1)
mov r0,-(r1)
mov ba,-(r1)
mov wc,-(r1)
mov $iocom,-(r1)
1:
tstb (r1)
bpl 1b
rts pc