19 lines
335 B
ArmAsm
19 lines
335 B
ArmAsm
|
! insb() - Input a byte array Author: Kees J. Bot
|
||
|
|
! 18 Mar 1996
|
||
|
|
! void insb(U16_t port, void *buf, size_t count);
|
||
|
|
|
||
|
|
.sect .text
|
||
|
|
.define _insb
|
||
|
|
_insb:
|
||
|
|
push ebp
|
||
|
|
mov ebp, esp
|
||
|
|
cld
|
||
|
|
push edi
|
||
|
|
mov edx, 8(ebp) ! port
|
||
|
|
mov edi, 12(ebp) ! buf
|
||
|
|
mov ecx, 16(ebp) ! byte count
|
||
|
|
rep insb ! input many bytes
|
||
|
|
pop edi
|
||
|
|
pop ebp
|
||
|
|
ret
|