/* * 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