From c5296adea12dc8fb5e9b3e8243b2f49a7c418b10 Mon Sep 17 00:00:00 2001
From: Ulf Wohlers <finsterr@users.sourceforge.net>
Date: Sat, 10 Aug 2002 10:12:37 +0000
Subject: [PATCH] Added bios int 8 disk motor timeout counter

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@137
---
 src/ints/bios.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/ints/bios.cpp b/src/ints/bios.cpp
index 963fbb0f..ff8e2fe6 100644
--- a/src/ints/bios.cpp
+++ b/src/ints/bios.cpp
@@ -101,6 +101,10 @@ static Bitu INT11_Handler(void) {
 static Bitu INT8_Handler(void) {
 	/* Increase the bios tick counter */
 	mem_writed(BIOS_TIMER,mem_readd(BIOS_TIMER)+1);
+	/* decrease floppy motor timer */
+	Bit8u val = mem_readb(BIOS_DISK_MOTOR_TIMEOUT);
+	if (val>0) mem_writeb(BIOS_DISK_MOTOR_TIMEOUT,val-1);
+	
 	CALLBACK_RunRealInt(0x1c);
 	IO_Write(0x20,0x20);
 	return CBRET_NONE;