regctrl_g2d.cpp

Samsung公司S3C6400芯片的BSP源码包

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// 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
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/*++
THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
PARTICULAR PURPOSE.

Module Name:	regctrl_g2d.cpp

Abstract:		implementation of register controller for S3C6400 FIMGSE-2D

Functions:

Notes:

--*/

#include <windows.h>
#include <s3c6400_base_regs.h>
#include <DrvLib.h>
#include "regctrl_g2d.h"

RegCtrlG2D::RegCtrlG2D() : m_pG2DReg(NULL)
{
	m_pG2DReg = (S3C6400_G2D_REG *)DrvLib_MapIoSpace(S3C6400_BASE_REG_PA_2DGRAPHICS, sizeof(S3C6400_G2D_REG), FALSE);
	if (m_pG2DReg == NULL)
	{
		RETAILMSG(1, (_T("[DISPDRV:ERR] RegCtrlG2D() : m_pG2DReg DrvLib_MapIoSpace() Failed \n\r")));
	}
}

RegCtrlG2D::~RegCtrlG2D()
{
	if (m_pG2DReg != NULL)
	{
		DrvLib_UnmapIoSpace((PVOID)m_pG2DReg);
		m_pG2DReg = NULL;
	}
}