ReactOS  0.4.15-dev-439-g292f67a
pc98beep.c File Reference
#include <freeldr.h>
Include dependency graph for pc98beep.c:

Go to the source code of this file.

Functions

VOID Pc98Beep (VOID)
 

Function Documentation

◆ Pc98Beep()

VOID Pc98Beep ( VOID  )

Definition at line 10 of file pc98beep.c.

11 {
12  REGS Regs;
13 
14  /* Int 18h AH=17h
15  * CRT BIOS - Beep on
16  */
17  Regs.b.ah = 0x17;
18  Int386(0x18, &Regs, &Regs);
19 
21 
22  /* Int 18h AH=18h
23  * CRT BIOS - Beep off
24  */
25  Regs.b.ah = 0x18;
26  Int386(0x18, &Regs, &Regs);
27 }
VOID StallExecutionProcessor(ULONG Microseconds)
Definition: pchw.c:60
unsigned char ah
Definition: pcbios.h:126
int __cdecl Int386(int ivec, REGS *in, REGS *out)
BYTEREGS b
Definition: pcbios.h:157
Definition: pcbios.h:152

Referenced by MachInit().