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-rw-r--r--drivers/net/tokenring/lanstreamer.h358
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diff --git a/drivers/net/tokenring/lanstreamer.h b/drivers/net/tokenring/lanstreamer.h
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+++ b/drivers/net/tokenring/lanstreamer.h
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+/*
+ * 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 <yoder1@us.ibm.com>
+ *
+ */
+
+#include <linux/version.h>
+
+#if STREAMER_IOCTL && (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
+#include <asm/ioctl.h>
+#define IOCTL_PRINT_RX_BUFS SIOCDEVPRIVATE
+#define IOCTL_PRINT_TX_BUFS SIOCDEVPRIVATE+1
+#define IOCTL_RX_CMD SIOCDEVPRIVATE+2
+#define IOCTL_TX_CMD SIOCDEVPRIVATE+3
+#define IOCTL_PRINT_REGISTERS SIOCDEVPRIVATE+4
+#define IOCTL_PRINT_BDAS SIOCDEVPRIVATE+5
+#define IOCTL_SPIN_LOCK_TEST SIOCDEVPRIVATE+6
+#define IOCTL_SISR_MASK SIOCDEVPRIVATE+7
+#endif
+
+/* 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. -
+ * <yoder1@us.ibm.com>
+ */
+#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;
+
+ struct net_device_stats streamer_stats;
+ __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];
+};