/* * lanstreamer.h -- driver for the IBM Auto LANStreamer PCI Adapter * * Written By: Mike Sullivan, IBM Corporation * * Copyright (C) 1999 IBM Corporation * * Linux driver for IBM PCI tokenring cards based on the LanStreamer MPC * chipset. * * This driver is based on the olympic driver for IBM PCI TokenRing cards (Pit/Pit-Phy/Olympic * chipsets) written by: * 1999 Peter De Schrijver All Rights Reserved * 1999 Mike Phillips (phillim@amtrak.com) * * Base Driver Skeleton: * Written 1993-94 by Donald Becker. * * Copyright 1993 United States Government as represented by the * Director, National Security Agency. * * 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. * * 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. * * NO WARRANTY * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is * solely responsible for determining the appropriateness of using and * distributing the Program and assumes all risks associated with its * exercise of rights under this Agreement, including but not limited to * the risks and costs of program errors, damage to or loss of data, * programs or equipment, and unavailability or interruption of operations. * * DISCLAIMER OF LIABILITY * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * * 12/10/99 - Alpha Release 0.1.0 * First release to the public * 08/15/01 - Added ioctl() definitions and others - Kent Yoder * */ /* MAX_INTR - the maximum number of times we can loop * inside the interrupt function before returning * control to the OS (maximum value is 256) */ #define MAX_INTR 5 #define CLS 0x0C #define MLR 0x86 #define LTR 0x0D #define BCTL 0x60 #define BCTL_SOFTRESET (1<<15) #define BCTL_RX_FIFO_8 (1<<1) #define BCTL_TX_FIFO_8 (1<<3) #define GPR 0x4a #define GPR_AUTOSENSE (1<<2) #define GPR_16MBPS (1<<3) #define LISR 0x10 #define LISR_SUM 0x12 #define LISR_RUM 0x14 #define LISR_LIE (1<<15) #define LISR_SLIM (1<<13) #define LISR_SLI (1<<12) #define LISR_BPEI (1<<9) #define LISR_BPE (1<<8) #define LISR_SRB_CMD (1<<5) #define LISR_ASB_REPLY (1<<4) #define LISR_ASB_FREE_REQ (1<<2) #define LISR_ARB_FREE (1<<1) #define LISR_TRB_FRAME (1<<0) #define SISR 0x16 #define SISR_SUM 0x18 #define SISR_RUM 0x1A #define SISR_MASK 0x54 #define SISR_MASK_SUM 0x56 #define SISR_MASK_RUM 0x58 #define SISR_MI (1<<15) #define SISR_SERR_ERR (1<<14) #define SISR_TIMER (1<<11) #define SISR_LAP_PAR_ERR (1<<10) #define SISR_LAP_ACC_ERR (1<<9) #define SISR_PAR_ERR (1<<8) #define SISR_ADAPTER_CHECK (1<<6) #define SISR_SRB_REPLY (1<<5) #define SISR_ASB_FREE (1<<4) #define SISR_ARB_CMD (1<<3) #define SISR_TRB_REPLY (1<<2) #define MISR_RUM 0x5A #define MISR_MASK 0x5C #define MISR_MASK_RUM 0x5E #define MISR_TX2_IDLE (1<<15) #define MISR_TX2_NO_STATUS (1<<14) #define MISR_TX2_HALT (1<<13) #define MISR_TX2_EOF (1<<12) #define MISR_TX1_IDLE (1<<11) #define MISR_TX1_NO_STATUS (1<<10) #define MISR_TX1_HALT (1<<9) #define MISR_TX1_EOF (1<<8) #define MISR_RX_NOBUF (1<<5) #define MISR_RX_EOB (1<<4) #define MISR_RX_NO_STATUS (1<<2) #define MISR_RX_HALT (1<<1) #define MISR_RX_EOF (1<<0) #define LAPA 0x62 #define LAPE 0x64 #define LAPD 0x66 #define LAPDINC 0x68 #define LAPWWO 0x6A #define LAPWWC 0x6C #define LAPCTL 0x6E #define TIMER 0x4E4 #define BMCTL_SUM 0x50 #define BMCTL_RUM 0x52 #define BMCTL_TX1_DIS (1<<14) #define BMCTL_TX2_DIS (1<<10) #define BMCTL_RX_DIS (1<<6) #define BMCTL_RX_ENABLED (1<<5) #define RXLBDA 0x90 #define RXBDA 0x94 #define RXSTAT 0x98 #define RXDBA 0x9C #define TX1LFDA 0xA0 #define TX1FDA 0xA4 #define TX1STAT 0xA8 #define TX1DBA 0xAC #define TX2LFDA 0xB0 #define TX2FDA 0xB4 #define TX2STAT 0xB8 #define TX2DBA 0xBC #define STREAMER_IO_SPACE 256 #define SRB_COMMAND_SIZE 50 #define STREAMER_MAX_ADAPTERS 8 /* 0x08 __MODULE_STRING can't hand 0xnn */ /* Defines for LAN STATUS CHANGE reports */ #define LSC_SIG_LOSS 0x8000 #define LSC_HARD_ERR 0x4000 #define LSC_SOFT_ERR 0x2000 #define LSC_TRAN_BCN 0x1000 #define LSC_LWF 0x0800 #define LSC_ARW 0x0400 #define LSC_FPE 0x0200 #define LSC_RR 0x0100 #define LSC_CO 0x0080 #define LSC_SS 0x0040 #define LSC_RING_REC 0x0020 #define LSC_SR_CO 0x0010 #define LSC_FDX_MODE 0x0004 /* Defines for OPEN ADAPTER command */ #define OPEN_ADAPTER_EXT_WRAP (1<<15) #define OPEN_ADAPTER_DIS_HARDEE (1<<14) #define OPEN_ADAPTER_DIS_SOFTERR (1<<13) #define OPEN_ADAPTER_PASS_ADC_MAC (1<<12) #define OPEN_ADAPTER_PASS_ATT_MAC (1<<11) #define OPEN_ADAPTER_ENABLE_EC (1<<10) #define OPEN_ADAPTER_CONTENDER (1<<8) #define OPEN_ADAPTER_PASS_BEACON (1<<7) #define OPEN_ADAPTER_ENABLE_FDX (1<<6) #define OPEN_ADAPTER_ENABLE_RPL (1<<5) #define OPEN_ADAPTER_INHIBIT_ETR (1<<4) #define OPEN_ADAPTER_INTERNAL_WRAP (1<<3) /* Defines for SRB Commands */ #define SRB_CLOSE_ADAPTER 0x04 #define SRB_CONFIGURE_BRIDGE 0x0c #define SRB_CONFIGURE_HP_CHANNEL 0x13 #define SRB_MODIFY_BRIDGE_PARMS 0x15 #define SRB_MODIFY_OPEN_OPTIONS 0x01 #define SRB_MODIFY_RECEIVE_OPTIONS 0x17 #define SRB_NO_OPERATION 0x00 #define SRB_OPEN_ADAPTER 0x03 #define SRB_READ_LOG 0x08 #define SRB_READ_SR_COUNTERS 0x16 #define SRB_RESET_GROUP_ADDRESS 0x02 #define SRB_RESET_TARGET_SEGMETN 0x14 #define SRB_SAVE_CONFIGURATION 0x1b #define SRB_SET_BRIDGE_PARMS 0x09 #define SRB_SET_FUNC_ADDRESS 0x07 #define SRB_SET_GROUP_ADDRESS 0x06 #define SRB_SET_TARGET_SEGMENT 0x05 /* Clear return code */ #define STREAMER_CLEAR_RET_CODE 0xfe /* ARB Commands */ #define ARB_RECEIVE_DATA 0x81 #define ARB_LAN_CHANGE_STATUS 0x84 /* ASB Response commands */ #define ASB_RECEIVE_DATA 0x81 /* Streamer defaults for buffers */ #define STREAMER_RX_RING_SIZE 16 /* should be a power of 2 */ /* Setting the number of TX descriptors to 1 is a workaround for an * undocumented hardware problem with the lanstreamer board. Setting * this to something higher may slightly increase the throughput you * can get from the card, but at the risk of locking up the box. - * */ #define STREAMER_TX_RING_SIZE 1 /* should be a power of 2 */ #define PKT_BUF_SZ 4096 /* Default packet size */ /* Streamer data structures */ struct streamer_tx_desc { __u32 forward; __u32 status; __u32 bufcnt_framelen; __u32 buffer; __u32 buflen; __u32 rsvd1; __u32 rsvd2; __u32 rsvd3; }; struct streamer_rx_desc { __u32 forward; __u32 status; __u32 buffer; __u32 framelen_buflen; }; struct mac_receive_buffer { __u16 next; __u8 padding; __u8 frame_status; __u16 buffer_length; __u8 frame_data; }; struct streamer_private { __u16 srb; __u16 trb; __u16 arb; __u16 asb; struct streamer_private *next; struct pci_dev *pci_dev; __u8 __iomem *streamer_mmio; char *streamer_card_name; spinlock_t streamer_lock; volatile int srb_queued; /* True if an SRB is still posted */ wait_queue_head_t srb_wait; volatile int asb_queued; /* True if an ASB is posted */ volatile int trb_queued; /* True if a TRB is posted */ wait_queue_head_t trb_wait; struct streamer_rx_desc *streamer_rx_ring; struct streamer_tx_desc *streamer_tx_ring; struct sk_buff *tx_ring_skb[STREAMER_TX_RING_SIZE], *rx_ring_skb[STREAMER_RX_RING_SIZE]; int tx_ring_free, tx_ring_last_status, rx_ring_last_received, free_tx_ring_entries; __u16 streamer_lan_status; __u8 streamer_ring_speed; __u16 pkt_buf_sz; __u8 streamer_receive_options, streamer_copy_all_options, streamer_message_level; __u16 streamer_addr_table_addr, streamer_parms_addr; __u16 mac_rx_buffer; __u8 streamer_laa[6]; }; struct streamer_adapter_addr_table { __u8 node_addr[6]; __u8 reserved[4]; __u8 func_addr[4]; }; struct streamer_parameters_table { __u8 phys_addr[4]; __u8 up_node_addr[6]; __u8 up_phys_addr[4]; __u8 poll_addr[6]; __u16 reserved; __u16 acc_priority; __u16 auth_source_class; __u16 att_code; __u8 source_addr[6]; __u16 beacon_type; __u16 major_vector; __u16 lan_status; __u16 soft_error_time; __u16 reserved1; __u16 local_ring; __u16 mon_error; __u16 beacon_transmit; __u16 beacon_receive; __u16 frame_correl; __u8 beacon_naun[6]; __u32 reserved2; __u8 beacon_phys[4]; };