- /*
- * i2o_lan.h I2O LAN Class definitions
- *
- * I2O LAN CLASS OSM May 26th 2000
- *
- * (C) Copyright 1999, 2000 University of Helsinki,
- * Department of Computer Science
- *
- * This code is still under development / test.
- *
- * Author: Auvo H鋕kinen <Auvo.Hakkinen@cs.Helsinki.FI>
- * Juha Siev鋘en <Juha.Sievanen@cs.Helsinki.FI>
- * Taneli V鋒鋕angas <Taneli.Vahakangas@cs.Helsinki.FI>
- */
- #ifndef _I2O_LAN_H
- #define _I2O_LAN_H
- /* Default values for tunable parameters first */
- #define I2O_LAN_MAX_BUCKETS_OUT 96
- #define I2O_LAN_BUCKET_THRESH 18 /* 9 buckets in one message */
- #define I2O_LAN_RX_COPYBREAK 200
- #define I2O_LAN_TX_TIMEOUT (1*HZ)
- #define I2O_LAN_TX_BATCH_MODE 2 /* 2=automatic, 1=on, 0=off */
- #define I2O_LAN_EVENT_MASK 0 /* 0=None, 0xFFC00002=All */
- /* LAN types */
- #define I2O_LAN_ETHERNET 0x0030
- #define I2O_LAN_100VG 0x0040
- #define I2O_LAN_TR 0x0050
- #define I2O_LAN_FDDI 0x0060
- #define I2O_LAN_FIBRE_CHANNEL 0x0070
- #define I2O_LAN_UNKNOWN 0x00000000
- /* Connector types */
- /* Ethernet */
- #define I2O_LAN_AUI (I2O_LAN_ETHERNET << 4) + 0x00000001
- #define I2O_LAN_10BASE5 (I2O_LAN_ETHERNET << 4) + 0x00000002
- #define I2O_LAN_FIORL (I2O_LAN_ETHERNET << 4) + 0x00000003
- #define I2O_LAN_10BASE2 (I2O_LAN_ETHERNET << 4) + 0x00000004
- #define I2O_LAN_10BROAD36 (I2O_LAN_ETHERNET << 4) + 0x00000005
- #define I2O_LAN_10BASE_T (I2O_LAN_ETHERNET << 4) + 0x00000006
- #define I2O_LAN_10BASE_FP (I2O_LAN_ETHERNET << 4) + 0x00000007
- #define I2O_LAN_10BASE_FB (I2O_LAN_ETHERNET << 4) + 0x00000008
- #define I2O_LAN_10BASE_FL (I2O_LAN_ETHERNET << 4) + 0x00000009
- #define I2O_LAN_100BASE_TX (I2O_LAN_ETHERNET << 4) + 0x0000000A
- #define I2O_LAN_100BASE_FX (I2O_LAN_ETHERNET << 4) + 0x0000000B
- #define I2O_LAN_100BASE_T4 (I2O_LAN_ETHERNET << 4) + 0x0000000C
- #define I2O_LAN_1000BASE_SX (I2O_LAN_ETHERNET << 4) + 0x0000000D
- #define I2O_LAN_1000BASE_LX (I2O_LAN_ETHERNET << 4) + 0x0000000E
- #define I2O_LAN_1000BASE_CX (I2O_LAN_ETHERNET << 4) + 0x0000000F
- #define I2O_LAN_1000BASE_T (I2O_LAN_ETHERNET << 4) + 0x00000010
- /* AnyLAN */
- #define I2O_LAN_100VG_ETHERNET (I2O_LAN_100VG << 4) + 0x00000001
- #define I2O_LAN_100VG_TR (I2O_LAN_100VG << 4) + 0x00000002
- /* Token Ring */
- #define I2O_LAN_4MBIT (I2O_LAN_TR << 4) + 0x00000001
- #define I2O_LAN_16MBIT (I2O_LAN_TR << 4) + 0x00000002
- /* FDDI */
- #define I2O_LAN_125MBAUD (I2O_LAN_FDDI << 4) + 0x00000001
- /* Fibre Channel */
- #define I2O_LAN_POINT_POINT (I2O_LAN_FIBRE_CHANNEL << 4) + 0x00000001
- #define I2O_LAN_ARB_LOOP (I2O_LAN_FIBRE_CHANNEL << 4) + 0x00000002
- #define I2O_LAN_PUBLIC_LOOP (I2O_LAN_FIBRE_CHANNEL << 4) + 0x00000003
- #define I2O_LAN_FABRIC (I2O_LAN_FIBRE_CHANNEL << 4) + 0x00000004
- #define I2O_LAN_EMULATION 0x00000F00
- #define I2O_LAN_OTHER 0x00000F01
- #define I2O_LAN_DEFAULT 0xFFFFFFFF
- /* LAN class functions */
- #define LAN_PACKET_SEND 0x3B
- #define LAN_SDU_SEND 0x3D
- #define LAN_RECEIVE_POST 0x3E
- #define LAN_RESET 0x35
- #define LAN_SUSPEND 0x37
- /* LAN DetailedStatusCode defines */
- #define I2O_LAN_DSC_SUCCESS 0x00
- #define I2O_LAN_DSC_DEVICE_FAILURE 0x01
- #define I2O_LAN_DSC_DESTINATION_NOT_FOUND 0x02
- #define I2O_LAN_DSC_TRANSMIT_ERROR 0x03
- #define I2O_LAN_DSC_TRANSMIT_ABORTED 0x04
- #define I2O_LAN_DSC_RECEIVE_ERROR 0x05
- #define I2O_LAN_DSC_RECEIVE_ABORTED 0x06
- #define I2O_LAN_DSC_DMA_ERROR 0x07
- #define I2O_LAN_DSC_BAD_PACKET_DETECTED 0x08
- #define I2O_LAN_DSC_OUT_OF_MEMORY 0x09
- #define I2O_LAN_DSC_BUCKET_OVERRUN 0x0A
- #define I2O_LAN_DSC_IOP_INTERNAL_ERROR 0x0B
- #define I2O_LAN_DSC_CANCELED 0x0C
- #define I2O_LAN_DSC_INVALID_TRANSACTION_CONTEXT 0x0D
- #define I2O_LAN_DSC_DEST_ADDRESS_DETECTED 0x0E
- #define I2O_LAN_DSC_DEST_ADDRESS_OMITTED 0x0F
- #define I2O_LAN_DSC_PARTIAL_PACKET_RETURNED 0x10
- #define I2O_LAN_DSC_SUSPENDED 0x11
- struct i2o_packet_info {
- u32 offset : 24;
- u32 flags : 8;
- u32 len : 24;
- u32 status : 8;
- };
- struct i2o_bucket_descriptor {
- u32 context; /* FIXME: 64bit support */
- struct i2o_packet_info packet_info[1];
- };
- /* Event Indicator Mask Flags for LAN OSM */
- #define I2O_LAN_EVT_LINK_DOWN 0x01
- #define I2O_LAN_EVT_LINK_UP 0x02
- #define I2O_LAN_EVT_MEDIA_CHANGE 0x04
- #include <linux/netdevice.h>
- #include <linux/fddidevice.h>
- struct i2o_lan_local {
- u8 unit;
- struct i2o_device *i2o_dev;
- struct fddi_statistics stats; /* see also struct net_device_stats */
- unsigned short (*type_trans)(struct sk_buff *, struct net_device *);
- atomic_t buckets_out; /* nbr of unused buckets on DDM */
- atomic_t tx_out; /* outstanding TXes */
- u8 tx_count; /* packets in one TX message frame */
- u16 tx_max_out; /* DDM's Tx queue len */
- u8 sgl_max; /* max SGLs in one message frame */
- u32 m; /* IOP address of the batch msg frame */
- struct tq_struct i2o_batch_send_task;
- int send_active;
- struct sk_buff **i2o_fbl; /* Free bucket list (to reuse skbs) */
- int i2o_fbl_tail;
- spinlock_t fbl_lock;
- spinlock_t tx_lock;
- u32 max_size_mc_table; /* max number of multicast addresses */
- /* LAN OSM configurable parameters are here: */
- u16 max_buckets_out; /* max nbr of buckets to send to DDM */
- u16 bucket_thresh; /* send more when this many used */
- u16 rx_copybreak;
- u8 tx_batch_mode; /* Set when using batch mode sends */
- u32 i2o_event_mask; /* To turn on interesting event flags */
- };
- #endif /* _I2O_LAN_H */