2 * Blackfin On-Chip MAC Driver
4 * Copyright 2004-2007 Analog Devices Inc.
6 * Enter bugs at http://blackfin.uclinux.org/
8 * Licensed under the GPL-2 or later.
11 #define BFIN_MAC_CSUM_OFFLOAD
13 struct dma_descriptor
{
14 struct dma_descriptor
*next_dma_desc
;
15 unsigned long start_addr
;
16 unsigned short config
;
17 unsigned short x_count
;
20 struct status_area_rx
{
21 #if defined(BFIN_MAC_CSUM_OFFLOAD)
22 unsigned short ip_hdr_csum
; /* ip header checksum */
23 /* ip payload(udp or tcp or others) checksum */
24 unsigned short ip_payload_csum
;
26 unsigned long status_word
; /* the frame status word */
29 struct status_area_tx
{
30 unsigned long status_word
; /* the frame status word */
33 /* use two descriptors for a packet */
34 struct net_dma_desc_rx
{
35 struct net_dma_desc_rx
*next
;
37 struct dma_descriptor desc_a
;
38 struct dma_descriptor desc_b
;
39 struct status_area_rx status
;
42 /* use two descriptors for a packet */
43 struct net_dma_desc_tx
{
44 struct net_dma_desc_tx
*next
;
46 struct dma_descriptor desc_a
;
47 struct dma_descriptor desc_b
;
48 unsigned char packet
[1560];
49 struct status_area_tx status
;
52 struct bfin_mac_local
{
54 * these are things that the kernel wants me to keep, so users
55 * can find out semi-useless statistics of how well the card is
58 struct net_device_stats stats
;
60 unsigned char Mac
[6]; /* MAC address of the board */
63 /* MII and PHY stuffs */
64 int old_link
; /* used by bf537_adjust_link */
68 struct phy_device
*phydev
;
69 struct mii_bus
*mii_bus
;
72 extern void bfin_get_ether_addr(char *addr
);
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