ohcd.c

来自「WinCE 3.0 BSP, 包含Inter SA1110, Intel_815」· C语言 代码 · 共 37 行

/*++
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.
Copyright (c) 1995-1998  Microsoft Corporation

Module Name:  
    ohcd.c
    
Abstract:  
    Platform dependant part of the USB Open Host Controller Driver (OHCD).

Notes: 
--*/

#include <windows.h>
#include <nkintr.h>
#include <oalintr.h>
#include <ceddk.h>
#include "sa11X0BD.h"
#include "sa11x1db.h"


//Globle address
DWORD gcTotalAvailablePhysicalMemory= OHCI_DMA_BUFFER_SIZE; //28672; // 28K
DWORD gcHighPriorityPhysicalMemory= OHCI_DMA_BUFFER_HIGHPRI_SIZE; //0x5000; // 20K
DWORD dwSysIntrOhciMdd=SYSINTR_OHCI_MDD;
DWORD dwSysIntrOhciPdd=SYSINTR_OHCI_PDD;
DWORD dwSKBase=SK_BA;

//Dma Buffer
DWORD dwOhciDmaBufferPhysical=OHCI_DMA_BUFFER_PHYSICAL;
PVOID pOhciDmaBufferVirtual=(PVOID)OHCI_DMA_BUFFER_U_VIRTUAL;
DWORD dwOhciDmaBufferSize=OHCI_DMA_BUFFER_SIZE;