Displaying 1 result from an estimated 1 matches for "copy_loop".
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copy_lock
2002 Mar 28
0
memdisk.asm patch
...; apparently cli after int 15h below is not
sufficient:-(
+ ; we've got to mask hardware interrupts in PIC as well!
+ xor eax,eax
+ in al,21h
+ push eax
+ or al,0xfe ; leave timer on
+ out 21h,al
.copy_loop:
push esi
push edi
***************
*** 420,425 ****
--- 427,434 ----
jnz .copy_loop
; CF = 0
.error:
+ pop eax
+ out 21h,al ; restore hardware interrupt mask
pop ebp
po...