ring.h
上传用户:jlfgdled
上传日期:2013-04-10
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文件大小:2k
- /* -*- linux-c -*- */
- #ifndef _RING_H_
- #define _RING_H_
- /*
- * Copyright (C) 2001 By Joachim Martillo, Telford Tools, Inc.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
- */
- #include <linux/version.h>
- #include <linux/pci.h>
- #ifdef __KERNEL__
- #include <linux/netdevice.h>
- #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 0)
- #define dev_kfree_skb_irq(s) dev_kfree_skb((s))
- #define dev_kfree_skb_any(s) dev_kfree_skb((s))
- #define net_device_stats enet_statistics
- #define net_device device
- #else
- #define NETSTATS_VER2
- #endif
- #endif
- #define OWNER ((unsigned short)0x8000) /* mask for ownership bit */
- #define OWN_DRIVER ((unsigned short)0x8000) /* value of owner bit == host */
- #define OWN_SAB ((unsigned short)0x0000) /* value of owner bit == sab or
- * receive or send */
- #define LISTSIZE 32
- #define RXSIZE (8192+3)
- #define MAXNAMESIZE 11
- #define MAXSAB8253XDEVICES 256
- struct counters
- {
- unsigned int interruptcount;
- unsigned int freecount;
- unsigned int receivepacket;
- unsigned int receivebytes;
- unsigned int transmitpacket;
- unsigned int transmitbytes;
- unsigned int tx_drops;
- unsigned int rx_drops;
- };
- typedef struct ring_descriptor
- {
- unsigned short Count;
- unsigned char sendcrc;
- unsigned char crcindex;
- unsigned int crc;
- struct sk_buff* HostVaddr;
- struct ring_descriptor* VNext;
- } RING_DESCRIPTOR;
- typedef struct dcontrol2
- {
- RING_DESCRIPTOR *receive;
- RING_DESCRIPTOR *transmit;
- } DCONTROL2;
- #endif