| /* |
| * Ethernet driver for the Atmel AT91RM9200 (Thunder) |
| * |
| * Copyright (C) SAN People (Pty) Ltd |
| * |
| * Based on an earlier Atmel EMAC macrocell driver by Atmel and Lineo Inc. |
| * Initial version by Rick Bronson. |
| * |
| * 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. |
| */ |
| |
| #ifndef AT91_ETHERNET |
| #define AT91_ETHERNET |
| |
| |
| /* Davicom 9161 PHY */ |
| #define MII_DM9161_ID 0x0181b880 |
| #define MII_DM9161A_ID 0x0181b8a0 |
| #define MII_DSCR_REG 16 |
| #define MII_DSCSR_REG 17 |
| #define MII_DSINTR_REG 21 |
| |
| /* Intel LXT971A PHY */ |
| #define MII_LXT971A_ID 0x001378E0 |
| #define MII_ISINTE_REG 18 |
| #define MII_ISINTS_REG 19 |
| #define MII_LEDCTRL_REG 20 |
| |
| /* Realtek RTL8201 PHY */ |
| #define MII_RTL8201_ID 0x00008200 |
| |
| /* Broadcom BCM5221 PHY */ |
| #define MII_BCM5221_ID 0x004061e0 |
| #define MII_BCMINTR_REG 26 |
| |
| /* National Semiconductor DP83847 */ |
| #define MII_DP83847_ID 0x20005c30 |
| |
| /* National Semiconductor DP83848 */ |
| #define MII_DP83848_ID 0x20005c90 |
| #define MII_DPPHYSTS_REG 16 |
| #define MII_DPMICR_REG 17 |
| #define MII_DPMISR_REG 18 |
| |
| /* Altima AC101L PHY */ |
| #define MII_AC101L_ID 0x00225520 |
| |
| /* Micrel KS8721 PHY */ |
| #define MII_KS8721_ID 0x00221610 |
| |
| /* Teridian 78Q2123/78Q2133 */ |
| #define MII_T78Q21x3_ID 0x000e7230 |
| #define MII_T78Q21INT_REG 17 |
| |
| /* SMSC LAN83C185 */ |
| #define MII_LAN83C185_ID 0x0007C0A0 |
| |
| /* ........................................................................ */ |
| |
| #define MAX_RBUFF_SZ 0x600 /* 1518 rounded up */ |
| #define MAX_RX_DESCR 9 /* max number of receive buffers */ |
| |
| #define EMAC_DESC_DONE 0x00000001 /* bit for if DMA is done */ |
| #define EMAC_DESC_WRAP 0x00000002 /* bit for wrap */ |
| |
| #define EMAC_BROADCAST 0x80000000 /* broadcast address */ |
| #define EMAC_MULTICAST 0x40000000 /* multicast address */ |
| #define EMAC_UNICAST 0x20000000 /* unicast address */ |
| |
| struct rbf_t |
| { |
| unsigned int addr; |
| unsigned long size; |
| }; |
| |
| struct recv_desc_bufs |
| { |
| struct rbf_t descriptors[MAX_RX_DESCR]; /* must be on sizeof (rbf_t) boundary */ |
| char recv_buf[MAX_RX_DESCR][MAX_RBUFF_SZ]; /* must be on long boundary */ |
| }; |
| |
| struct at91_private |
| { |
| struct net_device_stats stats; |
| struct mii_if_info mii; /* ethtool support */ |
| struct at91_eth_data board_data; /* board-specific configuration */ |
| struct clk *ether_clk; /* clock */ |
| |
| /* PHY */ |
| unsigned long phy_type; /* type of PHY (PHY_ID) */ |
| spinlock_t lock; /* lock for MDI interface */ |
| short phy_media; /* media interface type */ |
| unsigned short phy_address; /* 5-bit MDI address of PHY (0..31) */ |
| struct timer_list check_timer; /* Poll link status */ |
| |
| /* Transmit */ |
| struct sk_buff *skb; /* holds skb until xmit interrupt completes */ |
| dma_addr_t skb_physaddr; /* phys addr from pci_map_single */ |
| int skb_length; /* saved skb length for pci_unmap_single */ |
| |
| /* Receive */ |
| int rxBuffIndex; /* index into receive descriptor list */ |
| struct recv_desc_bufs *dlist; /* descriptor list address */ |
| struct recv_desc_bufs *dlist_phys; /* descriptor list physical address */ |
| }; |
| |
| #endif |