/* * 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 Häkkinen * Juha Sievänen * Taneli Vähäkangas */ #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 #include 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 */