98 lines
2.2 KiB
C
98 lines
2.2 KiB
C
/*
|
|
* Blackfin On-Chip MAC Driver
|
|
*
|
|
* Copyright 2004-2007 Analog Devices Inc.
|
|
*
|
|
* Enter bugs at http://blackfin.uclinux.org/
|
|
*
|
|
* Licensed under the GPL-2 or later.
|
|
*/
|
|
#ifndef _BFIN_MAC_H_
|
|
#define _BFIN_MAC_H_
|
|
|
|
#include <linux/net_tstamp.h>
|
|
#include <linux/clocksource.h>
|
|
#include <linux/timecompare.h>
|
|
#include <linux/timer.h>
|
|
#include <linux/etherdevice.h>
|
|
#include <linux/bfin_mac.h>
|
|
|
|
#define BFIN_MAC_CSUM_OFFLOAD
|
|
|
|
#define TX_RECLAIM_JIFFIES (HZ / 5)
|
|
|
|
struct dma_descriptor {
|
|
struct dma_descriptor *next_dma_desc;
|
|
unsigned long start_addr;
|
|
unsigned short config;
|
|
unsigned short x_count;
|
|
};
|
|
|
|
struct status_area_rx {
|
|
#if defined(BFIN_MAC_CSUM_OFFLOAD)
|
|
unsigned short ip_hdr_csum; /* ip header checksum */
|
|
/* ip payload(udp or tcp or others) checksum */
|
|
unsigned short ip_payload_csum;
|
|
#endif
|
|
unsigned long status_word; /* the frame status word */
|
|
};
|
|
|
|
struct status_area_tx {
|
|
unsigned long status_word; /* the frame status word */
|
|
};
|
|
|
|
/* use two descriptors for a packet */
|
|
struct net_dma_desc_rx {
|
|
struct net_dma_desc_rx *next;
|
|
struct sk_buff *skb;
|
|
struct dma_descriptor desc_a;
|
|
struct dma_descriptor desc_b;
|
|
struct status_area_rx status;
|
|
};
|
|
|
|
/* use two descriptors for a packet */
|
|
struct net_dma_desc_tx {
|
|
struct net_dma_desc_tx *next;
|
|
struct sk_buff *skb;
|
|
struct dma_descriptor desc_a;
|
|
struct dma_descriptor desc_b;
|
|
unsigned char packet[1560];
|
|
struct status_area_tx status;
|
|
};
|
|
|
|
struct bfin_mac_local {
|
|
/*
|
|
* these are things that the kernel wants me to keep, so users
|
|
* can find out semi-useless statistics of how well the card is
|
|
* performing
|
|
*/
|
|
struct net_device_stats stats;
|
|
|
|
unsigned char Mac[6]; /* MAC address of the board */
|
|
spinlock_t lock;
|
|
|
|
int wol; /* Wake On Lan */
|
|
int irq_wake_requested;
|
|
struct timer_list tx_reclaim_timer;
|
|
struct net_device *ndev;
|
|
|
|
/* MII and PHY stuffs */
|
|
int old_link; /* used by bf537_adjust_link */
|
|
int old_speed;
|
|
int old_duplex;
|
|
|
|
struct phy_device *phydev;
|
|
struct mii_bus *mii_bus;
|
|
|
|
#if defined(CONFIG_BFIN_MAC_USE_HWSTAMP)
|
|
struct cyclecounter cycles;
|
|
struct timecounter clock;
|
|
struct timecompare compare;
|
|
struct hwtstamp_config stamp_cfg;
|
|
#endif
|
|
};
|
|
|
|
extern void bfin_get_ether_addr(char *addr);
|
|
|
|
#endif
|