diff options
Diffstat (limited to 'drivers/net/bfin_mac.h')
| -rw-r--r-- | drivers/net/bfin_mac.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/drivers/net/bfin_mac.h b/drivers/net/bfin_mac.h new file mode 100644 index 000000000000..af87189b85fa --- /dev/null +++ b/drivers/net/bfin_mac.h @@ -0,0 +1,132 @@ +/* + * File: drivers/net/bfin_mac.c + * Based on: + * Maintainer: + * Bryan Wu <bryan.wu@analog.com> + * + * Original author: + * Luke Yang <luke.yang@analog.com> + * + * Created: + * Description: + * + * Modified: + * Copyright 2004-2006 Analog Devices Inc. + * + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * 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, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY ; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program ; see the file COPYING. + * If not, write to the Free Software Foundation, + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +/* + * PHY REGISTER NAMES + */ +#define PHYREG_MODECTL 0x0000 +#define PHYREG_MODESTAT 0x0001 +#define PHYREG_PHYID1 0x0002 +#define PHYREG_PHYID2 0x0003 +#define PHYREG_ANAR 0x0004 +#define PHYREG_ANLPAR 0x0005 +#define PHYREG_ANER 0x0006 +#define PHYREG_NSR 0x0010 +#define PHYREG_LBREMR 0x0011 +#define PHYREG_REC 0x0012 +#define PHYREG_10CFG 0x0013 +#define PHYREG_PHY1_1 0x0014 +#define PHYREG_PHY1_2 0x0015 +#define PHYREG_PHY2 0x0016 +#define PHYREG_TW_1 0x0017 +#define PHYREG_TW_2 0x0018 +#define PHYREG_TEST 0x0019 + +#define PHY_RESET 0x8000 +#define PHY_ANEG_EN 0x1000 +#define PHY_DUPLEX 0x0100 +#define PHY_SPD_SET 0x2000 + +#define BFIN_MAC_CSUM_OFFLOAD + +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 bf537mac_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; + + int version; + + int FlowEnabled; /* record if data flow is active */ + int EtherIntIVG; /* IVG for the ethernet interrupt */ + int RXIVG; /* IVG for the RX completion */ + int TXIVG; /* IVG for the TX completion */ + int PhyAddr; /* PHY address */ + int OpMode; /* set these bits n the OPMODE regs */ + int Port10; /* set port speed to 10 Mbit/s */ + int GenChksums; /* IP checksums to be calculated */ + int NoRcveLnth; /* dont insert recv length at start of buffer */ + int StripPads; /* remove trailing pad bytes */ + int FullDuplex; /* set full duplex mode */ + int Negotiate; /* enable auto negotiation */ + int Loopback; /* loopback at the PHY */ + int Cache; /* Buffers may be cached */ + int FlowControl; /* flow control active */ + int CLKIN; /* clock in value in MHZ */ + unsigned short IntMask; /* interrupt mask */ + unsigned char Mac[6]; /* MAC address of the board */ + spinlock_t lock; +}; + +extern void get_bf537_ether_addr(char *addr); |