timer.h

威盛 wince5.0 bsp 包 for x86 系统, 支持 VT8601 等北桥

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//
// Define the frequency of the system tick.

// PIT oscillator is 1.19318 Mhz
#define TIMER_FREQ      1193180

BYTE CMOS_Read( BYTE offset );
void CMOS_Write( BYTE offset, BYTE value );

extern const DWORD g_dwBSPMsPerIntr;