| /* |
| * 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 <Auvo.Hakkinen@cs.Helsinki.FI> |
| * Juha Sievänen <Juha.Sievanen@cs.Helsinki.FI> |
| * Taneli Vähäkangas <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 work_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 */ |