minix/lib/libc/arch/i386/misc/io_outsl.S
2010-03-03 14:27:30 +00:00

20 lines
405 B
ArmAsm

/* outsl() - Output a dword array Author: Kees J. Bot */
/* 18 Mar 1996 */
/* void outsl(U16_t port, void *buf, size_t count); */
.text
.globl _outsl
_outsl:
push %ebp
movl %esp, %ebp
cld
push %esi
movl 8(%ebp), %edx /* port */
movl 12(%ebp), %esi /* buf */
movl 16(%ebp), %ecx /* byte count */
shrl $2, %ecx /* dword count */
rep outsl /* output many dwords */
pop %esi
pop %ebp
ret