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- /*
- * Copyright (C) 2003 - 2006 NetXen, Inc.
- * All rights reserved.
- *
- * 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.
- *
- * 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.
- *
- * The full GNU General Public License is included in this distribution
- * in the file called LICENSE.
- *
- * Contact Information:
- * info@netxen.com
- * NetXen,
- * 3965 Freedom Circle, Fourth floor,
- * Santa Clara, CA 95054
- */
- #ifndef _NETXEN_NIC_H_
- #define _NETXEN_NIC_H_
- #include <linux/module.h>
- #include <linux/kernel.h>
- #include <linux/types.h>
- #include <linux/compiler.h>
- #include <linux/slab.h>
- #include <linux/delay.h>
- #include <linux/init.h>
- #include <linux/ioport.h>
- #include <linux/pci.h>
- #include <linux/netdevice.h>
- #include <linux/etherdevice.h>
- #include <linux/ip.h>
- #include <linux/in.h>
- #include <linux/tcp.h>
- #include <linux/skbuff.h>
- #include <linux/version.h>
- #include <linux/ethtool.h>
- #include <linux/mii.h>
- #include <linux/interrupt.h>
- #include <linux/timer.h>
- #include <linux/mm.h>
- #include <linux/mman.h>
- #include <asm/system.h>
- #include <asm/io.h>
- #include <asm/byteorder.h>
- #include <asm/uaccess.h>
- #include <asm/pgtable.h>
- #include "netxen_nic_hw.h"
- #define _NETXEN_NIC_LINUX_MAJOR 3
- #define _NETXEN_NIC_LINUX_MINOR 4
- #define _NETXEN_NIC_LINUX_SUBVERSION 18
- #define NETXEN_NIC_LINUX_VERSIONID "3.4.18"
- #define NETXEN_NUM_FLASH_SECTORS (64)
- #define NETXEN_FLASH_SECTOR_SIZE (64 * 1024)
- #define NETXEN_FLASH_TOTAL_SIZE (NETXEN_NUM_FLASH_SECTORS \
- * NETXEN_FLASH_SECTOR_SIZE)
- #define PHAN_VENDOR_ID 0x4040
- #define RCV_DESC_RINGSIZE \
- (sizeof(struct rcv_desc) * adapter->max_rx_desc_count)
- #define STATUS_DESC_RINGSIZE \
- (sizeof(struct status_desc)* adapter->max_rx_desc_count)
- #define LRO_DESC_RINGSIZE \
- (sizeof(rcvDesc_t) * adapter->max_lro_rx_desc_count)
- #define TX_RINGSIZE \
- (sizeof(struct netxen_cmd_buffer) * adapter->max_tx_desc_count)
- #define RCV_BUFFSIZE \
- (sizeof(struct netxen_rx_buffer) * rcv_desc->max_rx_desc_count)
- #define find_diff_among(a,b,range) ((a)<(b)?((b)-(a)):((b)+(range)-(a)))
- #define NETXEN_NETDEV_STATUS 0x1
- #define NETXEN_RCV_PRODUCER_OFFSET 0
- #define NETXEN_RCV_PEG_DB_ID 2
- #define NETXEN_HOST_DUMMY_DMA_SIZE 1024
- #define FLASH_SUCCESS 0
- #define ADDR_IN_WINDOW1(off) \
- ((off > NETXEN_CRB_PCIX_HOST2) && (off < NETXEN_CRB_MAX)) ? 1 : 0
- /*
- * normalize a 64MB crb address to 32MB PCI window
- * To use NETXEN_CRB_NORMALIZE, window _must_ be set to 1
- */
- #define NETXEN_CRB_NORMAL(reg) \
- ((reg) - NETXEN_CRB_PCIX_HOST2 + NETXEN_CRB_PCIX_HOST)
- #define NETXEN_CRB_NORMALIZE(adapter, reg) \
- pci_base_offset(adapter, NETXEN_CRB_NORMAL(reg))
- #define DB_NORMALIZE(adapter, off) \
- (adapter->ahw.db_base + (off))
- #define NX_P2_C0 0x24
- #define NX_P2_C1 0x25
- #define FIRST_PAGE_GROUP_START 0
- #define FIRST_PAGE_GROUP_END 0x100000
- #define SECOND_PAGE_GROUP_START 0x6000000
- #define SECOND_PAGE_GROUP_END 0x68BC000
- #define THIRD_PAGE_GROUP_START 0x70E4000
- #define THIRD_PAGE_GROUP_END 0x8000000
- #define FIRST_PAGE_GROUP_SIZE FIRST_PAGE_GROUP_END - FIRST_PAGE_GROUP_START
- #define SECOND_PAGE_GROUP_SIZE SECOND_PAGE_GROUP_END - SECOND_PAGE_GROUP_START
- #define THIRD_PAGE_GROUP_SIZE THIRD_PAGE_GROUP_END - THIRD_PAGE_GROUP_START
- #define MAX_RX_BUFFER_LENGTH 1760
- #define MAX_RX_JUMBO_BUFFER_LENGTH 8062
- #define MAX_RX_LRO_BUFFER_LENGTH ((48*1024)-512)
- #define RX_DMA_MAP_LEN (MAX_RX_BUFFER_LENGTH - 2)
- #define RX_JUMBO_DMA_MAP_LEN \
- (MAX_RX_JUMBO_BUFFER_LENGTH - 2)
- #define RX_LRO_DMA_MAP_LEN (MAX_RX_LRO_BUFFER_LENGTH - 2)
- #define NETXEN_ROM_ROUNDUP 0x80000000ULL
- /*
- * Maximum number of ring contexts
- */
- #define MAX_RING_CTX 1
- /* Opcodes to be used with the commands */
- enum {
- TX_ETHER_PKT = 0x01,
- /* The following opcodes are for IP checksum */
- TX_TCP_PKT,
- TX_UDP_PKT,
- TX_IP_PKT,
- TX_TCP_LSO,
- TX_IPSEC,
- TX_IPSEC_CMD
- };
- /* The following opcodes are for internal consumption. */
- #define NETXEN_CONTROL_OP 0x10
- #define PEGNET_REQUEST 0x11
- #define MAX_NUM_CARDS 4
- #define MAX_BUFFERS_PER_CMD 32
- /*
- * Following are the states of the Phantom. Phantom will set them and
- * Host will read to check if the fields are correct.
- */
- #define PHAN_INITIALIZE_START 0xff00
- #define PHAN_INITIALIZE_FAILED 0xffff
- #define PHAN_INITIALIZE_COMPLETE 0xff01
- /* Host writes the following to notify that it has done the init-handshake */
- #define PHAN_INITIALIZE_ACK 0xf00f
- #define NUM_RCV_DESC_RINGS 3 /* No of Rcv Descriptor contexts */
- /* descriptor types */
- #define RCV_DESC_NORMAL 0x01
- #define RCV_DESC_JUMBO 0x02
- #define RCV_DESC_LRO 0x04
- #define RCV_DESC_NORMAL_CTXID 0
- #define RCV_DESC_JUMBO_CTXID 1
- #define RCV_DESC_LRO_CTXID 2
- #define RCV_DESC_TYPE(ID) \
- ((ID == RCV_DESC_JUMBO_CTXID) \
- ? RCV_DESC_JUMBO \
- : ((ID == RCV_DESC_LRO_CTXID) \
- ? RCV_DESC_LRO : \
- (RCV_DESC_NORMAL)))
- #define MAX_CMD_DESCRIPTORS 4096
- #define MAX_RCV_DESCRIPTORS 16384
- #define MAX_CMD_DESCRIPTORS_HOST (MAX_CMD_DESCRIPTORS / 4)
- #define MAX_RCV_DESCRIPTORS_1G (MAX_RCV_DESCRIPTORS / 4)
- #define MAX_JUMBO_RCV_DESCRIPTORS 1024
- #define MAX_LRO_RCV_DESCRIPTORS 64
- #define MAX_RCVSTATUS_DESCRIPTORS MAX_RCV_DESCRIPTORS
- #define MAX_JUMBO_RCV_DESC MAX_JUMBO_RCV_DESCRIPTORS
- #define MAX_RCV_DESC MAX_RCV_DESCRIPTORS
- #define MAX_RCVSTATUS_DESC MAX_RCV_DESCRIPTORS
- #define MAX_EPG_DESCRIPTORS (MAX_CMD_DESCRIPTORS * 8)
- #define NUM_RCV_DESC (MAX_RCV_DESC + MAX_JUMBO_RCV_DESCRIPTORS + \
- MAX_LRO_RCV_DESCRIPTORS)
- #define MIN_TX_COUNT 4096
- #define MIN_RX_COUNT 4096
- #define NETXEN_CTX_SIGNATURE 0xdee0
- #define NETXEN_RCV_PRODUCER(ringid) (ringid)
- #define MAX_FRAME_SIZE 0x10000 /* 64K MAX size for LSO */
- #define PHAN_PEG_RCV_INITIALIZED 0xff01
- #define PHAN_PEG_RCV_START_INITIALIZE 0xff00
- #define get_next_index(index, length) \
- (((index) + 1) & ((length) - 1))
- #define get_index_range(index,length,count) \
- (((index) + (count)) & ((length) - 1))
- #define MPORT_SINGLE_FUNCTION_MODE 0x1111
- #define MPORT_MULTI_FUNCTION_MODE 0x2222
- #include "netxen_nic_phan_reg.h"
- extern unsigned long long netxen_dma_mask;
- extern unsigned long last_schedule_time;
- /*
- * NetXen host-peg signal message structure
- *
- * Bit 0-1 : peg_id => 0x2 for tx and 01 for rx
- * Bit 2 : priv_id => must be 1
- * Bit 3-17 : count => for doorbell
- * Bit 18-27 : ctx_id => Context id
- * Bit 28-31 : opcode
- */
- typedef u32 netxen_ctx_msg;
- #define netxen_set_msg_peg_id(config_word, val) \
- ((config_word) &= ~3, (config_word) |= val & 3)
- #define netxen_set_msg_privid(config_word) \
- ((config_word) |= 1 << 2)
- #define netxen_set_msg_count(config_word, val) \
- ((config_word) &= ~(0x7fff<<3), (config_word) |= (val & 0x7fff) << 3)
- #define netxen_set_msg_ctxid(config_word, val) \
- ((config_word) &= ~(0x3ff<<18), (config_word) |= (val & 0x3ff) << 18)
- #define netxen_set_msg_opcode(config_word, val) \
- ((config_word) &= ~(0xf<<28), (config_word) |= (val & 0xf) << 28)
- struct netxen_rcv_context {
- __le64 rcv_ring_addr;
- __le32 rcv_ring_size;
- __le32 rsrvd;
- };
- struct netxen_ring_ctx {
- /* one command ring */
- __le64 cmd_consumer_offset;
- __le64 cmd_ring_addr;
- __le32 cmd_ring_size;
- __le32 rsrvd;
- /* three receive rings */
- struct netxen_rcv_context rcv_ctx[3];
- /* one status ring */
- __le64 sts_ring_addr;
- __le32 sts_ring_size;
- __le32 ctx_id;
- } __attribute__ ((aligned(64)));
- /*
- * Following data structures describe the descriptors that will be used.
- * Added fileds of tcpHdrSize and ipHdrSize, The driver needs to do it only when
- * we are doing LSO (above the 1500 size packet) only.
- */
- /*
- * The size of reference handle been changed to 16 bits to pass the MSS fields
- * for the LSO packet
- */
- #define FLAGS_CHECKSUM_ENABLED 0x01
- #define FLAGS_LSO_ENABLED 0x02
- #define FLAGS_IPSEC_SA_ADD 0x04
- #define FLAGS_IPSEC_SA_DELETE 0x08
- #define FLAGS_VLAN_TAGGED 0x10
- #define netxen_set_cmd_desc_port(cmd_desc, var) \
- ((cmd_desc)->port_ctxid |= ((var) & 0x0F))
- #define netxen_set_cmd_desc_ctxid(cmd_desc, var) \
- ((cmd_desc)->port_ctxid |= ((var) & 0xF0))
- #define netxen_set_cmd_desc_flags(cmd_desc, val) \
- (cmd_desc)->flags_opcode = ((cmd_desc)->flags_opcode & \
- ~cpu_to_le16(0x7f)) | cpu_to_le16((val) & 0x7f)
- #define netxen_set_cmd_desc_opcode(cmd_desc, val) \
- (cmd_desc)->flags_opcode = ((cmd_desc)->flags_opcode & \
- ~cpu_to_le16((u16)0x3f << 7)) | cpu_to_le16(((val) & 0x3f) << 7)
- #define netxen_set_cmd_desc_num_of_buff(cmd_desc, val) \
- (cmd_desc)->num_of_buffers_total_length = \
- ((cmd_desc)->num_of_buffers_total_length & \
- ~cpu_to_le32(0xff)) | cpu_to_le32((val) & 0xff)
- #define netxen_set_cmd_desc_totallength(cmd_desc, val) \
- (cmd_desc)->num_of_buffers_total_length = \
- ((cmd_desc)->num_of_buffers_total_length & \
- ~cpu_to_le32((u32)0xffffff << 8)) | \
- cpu_to_le32(((val) & 0xffffff) << 8)
- #define netxen_get_cmd_desc_opcode(cmd_desc) \
- ((le16_to_cpu((cmd_desc)->flags_opcode) >> 7) & 0x003f)
- #define netxen_get_cmd_desc_totallength(cmd_desc) \
- ((le32_to_cpu((cmd_desc)->num_of_buffers_total_length) >> 8) & 0xffffff)
- struct cmd_desc_type0 {
- u8 tcp_hdr_offset; /* For LSO only */
- u8 ip_hdr_offset; /* For LSO only */
- /* Bit pattern: 0-6 flags, 7-12 opcode, 13-15 unused */
- __le16 flags_opcode;
- /* Bit pattern: 0-7 total number of segments,
- 8-31 Total size of the packet */
- __le32 num_of_buffers_total_length;
- union {
- struct {
- __le32 addr_low_part2;
- __le32 addr_high_part2;
- };
- __le64 addr_buffer2;
- };
- __le16 reference_handle; /* changed to u16 to add mss */
- __le16 mss; /* passed by NDIS_PACKET for LSO */
- /* Bit pattern 0-3 port, 0-3 ctx id */
- u8 port_ctxid;
- u8 total_hdr_length; /* LSO only : MAC+IP+TCP Hdr size */
- __le16 conn_id; /* IPSec offoad only */
- union {
- struct {
- __le32 addr_low_part3;
- __le32 addr_high_part3;
- };
- __le64 addr_buffer3;
- };
- union {
- struct {
- __le32 addr_low_part1;
- __le32 addr_high_part1;
- };
- __le64 addr_buffer1;
- };
- __le16 buffer1_length;
- __le16 buffer2_length;
- __le16 buffer3_length;
- __le16 buffer4_length;
- union {
- struct {
- __le32 addr_low_part4;
- __le32 addr_high_part4;
- };
- __le64 addr_buffer4;
- };
- __le64 unused;
- } __attribute__ ((aligned(64)));
- /* Note: sizeof(rcv_desc) should always be a mutliple of 2 */
- struct rcv_desc {
- __le16 reference_handle;
- __le16 reserved;
- __le32 buffer_length; /* allocated buffer length (usually 2K) */
- __le64 addr_buffer;
- };
- /* opcode field in status_desc */
- #define RCV_NIC_PKT (0xA)
- #define STATUS_NIC_PKT ((RCV_NIC_PKT) << 12)
- /* for status field in status_desc */
- #define STATUS_NEED_CKSUM (1)
- #define STATUS_CKSUM_OK (2)
- /* owner bits of status_desc */
- #define STATUS_OWNER_HOST (0x1)
- #define STATUS_OWNER_PHANTOM (0x2)
- #define NETXEN_PROT_IP (1)
- #define NETXEN_PROT_UNKNOWN (0)
- /* Note: sizeof(status_desc) should always be a mutliple of 2 */
- #define netxen_get_sts_desc_lro_cnt(status_desc) \
- ((status_desc)->lro & 0x7F)
- #define netxen_get_sts_desc_lro_last_frag(status_desc) \
- (((status_desc)->lro & 0x80) >> 7)
- #define netxen_get_sts_port(sts_data) \
- ((sts_data) & 0x0F)
- #define netxen_get_sts_status(sts_data) \
- (((sts_data) >> 4) & 0x0F)
- #define netxen_get_sts_type(sts_data) \
- (((sts_data) >> 8) & 0x0F)
- #define netxen_get_sts_totallength(sts_data) \
- (((sts_data) >> 12) & 0xFFFF)
- #define netxen_get_sts_refhandle(sts_data) \
- (((sts_data) >> 28) & 0xFFFF)
- #define netxen_get_sts_prot(sts_data) \
- (((sts_data) >> 44) & 0x0F)
- #define netxen_get_sts_opcode(sts_data) \
- (((sts_data) >> 58) & 0x03F)
- #define netxen_get_sts_owner(status_desc) \
- ((le64_to_cpu((status_desc)->status_desc_data) >> 56) & 0x03)
- #define netxen_set_sts_owner(status_desc, val) { \
- (status_desc)->status_desc_data = \
- ((status_desc)->status_desc_data & \
- ~cpu_to_le64(0x3ULL << 56)) | \
- cpu_to_le64((u64)((val) & 0x3) << 56); \
- }
- struct status_desc {
- /* Bit pattern: 0-3 port, 4-7 status, 8-11 type, 12-27 total_length
- 28-43 reference_handle, 44-47 protocol, 48-52 unused
- 53-55 desc_cnt, 56-57 owner, 58-63 opcode
- */
- __le64 status_desc_data;
- __le32 hash_value;
- u8 hash_type;
- u8 msg_type;
- u8 unused;
- /* Bit pattern: 0-6 lro_count indicates frag sequence,
- 7 last_frag indicates last frag */
- u8 lro;
- } __attribute__ ((aligned(16)));
- enum {
- NETXEN_RCV_PEG_0 = 0,
- NETXEN_RCV_PEG_1
- };
- /* The version of the main data structure */
- #define NETXEN_BDINFO_VERSION 1
- /* Magic number to let user know flash is programmed */
- #define NETXEN_BDINFO_MAGIC 0x12345678
- /* Max number of Gig ports on a Phantom board */
- #define NETXEN_MAX_PORTS 4
- typedef enum {
- NETXEN_BRDTYPE_P1_BD = 0x0000,
- NETXEN_BRDTYPE_P1_SB = 0x0001,
- NETXEN_BRDTYPE_P1_SMAX = 0x0002,
- NETXEN_BRDTYPE_P1_SOCK = 0x0003,
- NETXEN_BRDTYPE_P2_SOCK_31 = 0x0008,
- NETXEN_BRDTYPE_P2_SOCK_35 = 0x0009,
- NETXEN_BRDTYPE_P2_SB35_4G = 0x000a,
- NETXEN_BRDTYPE_P2_SB31_10G = 0x000b,
- NETXEN_BRDTYPE_P2_SB31_2G = 0x000c,
- NETXEN_BRDTYPE_P2_SB31_10G_IMEZ = 0x000d,
- NETXEN_BRDTYPE_P2_SB31_10G_HMEZ = 0x000e,
- NETXEN_BRDTYPE_P2_SB31_10G_CX4 = 0x000f
- } netxen_brdtype_t;
- typedef enum {
- NETXEN_BRDMFG_INVENTEC = 1
- } netxen_brdmfg;
- typedef enum {
- MEM_ORG_128Mbx4 = 0x0, /* DDR1 only */
- MEM_ORG_128Mbx8 = 0x1, /* DDR1 only */
- MEM_ORG_128Mbx16 = 0x2, /* DDR1 only */
- MEM_ORG_256Mbx4 = 0x3,
- MEM_ORG_256Mbx8 = 0x4,
- MEM_ORG_256Mbx16 = 0x5,
- MEM_ORG_512Mbx4 = 0x6,
- MEM_ORG_512Mbx8 = 0x7,
- MEM_ORG_512Mbx16 = 0x8,
- MEM_ORG_1Gbx4 = 0x9,
- MEM_ORG_1Gbx8 = 0xa,
- MEM_ORG_1Gbx16 = 0xb,
- MEM_ORG_2Gbx4 = 0xc,
- MEM_ORG_2Gbx8 = 0xd,
- MEM_ORG_2Gbx16 = 0xe,
- MEM_ORG_128Mbx32 = 0x10002, /* GDDR only */
- MEM_ORG_256Mbx32 = 0x10005 /* GDDR only */
- } netxen_mn_mem_org_t;
- typedef enum {
- MEM_ORG_512Kx36 = 0x0,
- MEM_ORG_1Mx36 = 0x1,
- MEM_ORG_2Mx36 = 0x2
- } netxen_sn_mem_org_t;
- typedef enum {
- MEM_DEPTH_4MB = 0x1,
- MEM_DEPTH_8MB = 0x2,
- MEM_DEPTH_16MB = 0x3,
- MEM_DEPTH_32MB = 0x4,
- MEM_DEPTH_64MB = 0x5,
- MEM_DEPTH_128MB = 0x6,
- MEM_DEPTH_256MB = 0x7,
- MEM_DEPTH_512MB = 0x8,
- MEM_DEPTH_1GB = 0x9,
- MEM_DEPTH_2GB = 0xa,
- MEM_DEPTH_4GB = 0xb,
- MEM_DEPTH_8GB = 0xc,
- MEM_DEPTH_16GB = 0xd,
- MEM_DEPTH_32GB = 0xe
- } netxen_mem_depth_t;
- struct netxen_board_info {
- u32 header_version;
- u32 board_mfg;
- u32 board_type;
- u32 board_num;
- u32 chip_id;
- u32 chip_minor;
- u32 chip_major;
- u32 chip_pkg;
- u32 chip_lot;
- u32 port_mask; /* available niu ports */
- u32 peg_mask; /* available pegs */
- u32 icache_ok; /* can we run with icache? */
- u32 dcache_ok; /* can we run with dcache? */
- u32 casper_ok;
- u32 mac_addr_lo_0;
- u32 mac_addr_lo_1;
- u32 mac_addr_lo_2;
- u32 mac_addr_lo_3;
- /* MN-related config */
- u32 mn_sync_mode; /* enable/ sync shift cclk/ sync shift mclk */
- u32 mn_sync_shift_cclk;
- u32 mn_sync_shift_mclk;
- u32 mn_wb_en;
- u32 mn_crystal_freq; /* in MHz */
- u32 mn_speed; /* in MHz */
- u32 mn_org;
- u32 mn_depth;
- u32 mn_ranks_0; /* ranks per slot */
- u32 mn_ranks_1; /* ranks per slot */
- u32 mn_rd_latency_0;
- u32 mn_rd_latency_1;
- u32 mn_rd_latency_2;
- u32 mn_rd_latency_3;
- u32 mn_rd_latency_4;
- u32 mn_rd_latency_5;
- u32 mn_rd_latency_6;
- u32 mn_rd_latency_7;
- u32 mn_rd_latency_8;
- u32 mn_dll_val[18];
- u32 mn_mode_reg; /* MIU DDR Mode Register */
- u32 mn_ext_mode_reg; /* MIU DDR Extended Mode Register */
- u32 mn_timing_0; /* MIU Memory Control Timing Rgister */
- u32 mn_timing_1; /* MIU Extended Memory Ctrl Timing Register */
- u32 mn_timing_2; /* MIU Extended Memory Ctrl Timing2 Register */
- /* SN-related config */
- u32 sn_sync_mode; /* enable/ sync shift cclk / sync shift mclk */
- u32 sn_pt_mode; /* pass through mode */
- u32 sn_ecc_en;
- u32 sn_wb_en;
- u32 sn_crystal_freq;
- u32 sn_speed;
- u32 sn_org;
- u32 sn_depth;
- u32 sn_dll_tap;
- u32 sn_rd_latency;
- u32 mac_addr_hi_0;
- u32 mac_addr_hi_1;
- u32 mac_addr_hi_2;
- u32 mac_addr_hi_3;
- u32 magic; /* indicates flash has been initialized */
- u32 mn_rdimm;
- u32 mn_dll_override;
- };
- #define FLASH_NUM_PORTS (4)
- struct netxen_flash_mac_addr {
- u32 flash_addr[32];
- };
- struct netxen_user_old_info {
- u8 flash_md5[16];
- u8 crbinit_md5[16];
- u8 brdcfg_md5[16];
- /* bootloader */
- u32 bootld_version;
- u32 bootld_size;
- u8 bootld_md5[16];
- /* image */
- u32 image_version;
- u32 image_size;
- u8 image_md5[16];
- /* primary image status */
- u32 primary_status;
- u32 secondary_present;
- /* MAC address , 4 ports */
- struct netxen_flash_mac_addr mac_addr[FLASH_NUM_PORTS];
- };
- #define FLASH_NUM_MAC_PER_PORT 32
- struct netxen_user_info {
- u8 flash_md5[16 * 64];
- /* bootloader */
- u32 bootld_version;
- u32 bootld_size;
- /* image */
- u32 image_version;
- u32 image_size;
- /* primary image status */
- u32 primary_status;
- u32 secondary_present;
- /* MAC address , 4 ports, 32 address per port */
- u64 mac_addr[FLASH_NUM_PORTS * FLASH_NUM_MAC_PER_PORT];
- u32 sub_sys_id;
- u8 serial_num[32];
- /* Any user defined data */
- };
- /*
- * Flash Layout - new format.
- */
- struct netxen_new_user_info {
- u8 flash_md5[16 * 64];
- /* bootloader */
- u32 bootld_version;
- u32 bootld_size;
- /* image */
- u32 image_version;
- u32 image_size;
- /* primary image status */
- u32 primary_status;
- u32 secondary_present;
- /* MAC address , 4 ports, 32 address per port */
- u64 mac_addr[FLASH_NUM_PORTS * FLASH_NUM_MAC_PER_PORT];
- u32 sub_sys_id;
- u8 serial_num[32];
- /* Any user defined data */
- };
- #define SECONDARY_IMAGE_PRESENT 0xb3b4b5b6
- #define SECONDARY_IMAGE_ABSENT 0xffffffff
- #define PRIMARY_IMAGE_GOOD 0x5a5a5a5a
- #define PRIMARY_IMAGE_BAD 0xffffffff
- /* Flash memory map */
- typedef enum {
- NETXEN_CRBINIT_START = 0, /* Crbinit section */
- NETXEN_BRDCFG_START = 0x4000, /* board config */
- NETXEN_INITCODE_START = 0x6000, /* pegtune code */
- NETXEN_BOOTLD_START = 0x10000, /* bootld */
- NETXEN_IMAGE_START = 0x43000, /* compressed image */
- NETXEN_SECONDARY_START = 0x200000, /* backup images */
- NETXEN_PXE_START = 0x3E0000, /* user defined region */
- NETXEN_USER_START = 0x3E8000, /* User defined region for new boards */
- NETXEN_FIXED_START = 0x3F0000 /* backup of crbinit */
- } netxen_flash_map_t;
- #define NETXEN_USER_START_OLD NETXEN_PXE_START /* for backward compatibility */
- #define NETXEN_FLASH_START (NETXEN_CRBINIT_START)
- #define NETXEN_INIT_SECTOR (0)
- #define NETXEN_PRIMARY_START (NETXEN_BOOTLD_START)
- #define NETXEN_FLASH_CRBINIT_SIZE (0x4000)
- #define NETXEN_FLASH_BRDCFG_SIZE (sizeof(struct netxen_board_info))
- #define NETXEN_FLASH_USER_SIZE (sizeof(struct netxen_user_info)/sizeof(u32))
- #define NETXEN_FLASH_SECONDARY_SIZE (NETXEN_USER_START-NETXEN_SECONDARY_START)
- #define NETXEN_NUM_PRIMARY_SECTORS (0x20)
- #define NETXEN_NUM_CONFIG_SECTORS (1)
- #define PFX "NetXen: "
- extern char netxen_nic_driver_name[];
- /* Note: Make sure to not call this before adapter->port is valid */
- #if !defined(NETXEN_DEBUG)
- #define DPRINTK(klevel, fmt, args...) do { \
- } while (0)
- #else
- #define DPRINTK(klevel, fmt, args...) do { \
- printk(KERN_##klevel PFX "%s: %s: " fmt, __FUNCTION__,\
- (adapter != NULL && adapter->netdev != NULL) ? \
- adapter->netdev->name : NULL, \
- ## args); } while(0)
- #endif
- /* Number of status descriptors to handle per interrupt */
- #define MAX_STATUS_HANDLE (128)
- /*
- * netxen_skb_frag{} is to contain mapping info for each SG list. This
- * has to be freed when DMA is complete. This is part of netxen_tx_buffer{}.
- */
- struct netxen_skb_frag {
- u64 dma;
- u32 length;
- };
- #define _netxen_set_bits(config_word, start, bits, val) {\
- unsigned long long __tmask = (((1ULL << (bits)) - 1) << (start));\
- unsigned long long __tvalue = (val); \
- (config_word) &= ~__tmask; \
- (config_word) |= (((__tvalue) << (start)) & __tmask); \
- }
- #define _netxen_clear_bits(config_word, start, bits) {\
- unsigned long long __tmask = (((1ULL << (bits)) - 1) << (start)); \
- (config_word) &= ~__tmask; \
- }
- /* Following defines are for the state of the buffers */
- #define NETXEN_BUFFER_FREE 0
- #define NETXEN_BUFFER_BUSY 1
- /*
- * There will be one netxen_buffer per skb packet. These will be
- * used to save the dma info for pci_unmap_page()
- */
- struct netxen_cmd_buffer {
- struct sk_buff *skb;
- struct netxen_skb_frag frag_array[MAX_BUFFERS_PER_CMD + 1];
- u32 total_length;
- u32 mss;
- u16 port;
- u8 cmd;
- u8 frag_count;
- unsigned long time_stamp;
- u32 state;
- };
- /* In rx_buffer, we do not need multiple fragments as is a single buffer */
- struct netxen_rx_buffer {
- struct sk_buff *skb;
- u64 dma;
- u16 ref_handle;
- u16 state;
- u32 lro_expected_frags;
- u32 lro_current_frags;
- u32 lro_length;
- };
- /* Board types */
- #define NETXEN_NIC_GBE 0x01
- #define NETXEN_NIC_XGBE 0x02
- /*
- * One hardware_context{} per adapter
- * contains interrupt info as well shared hardware info.
- */
- struct netxen_hardware_context {
- struct pci_dev *pdev;
- void __iomem *pci_base0;
- void __iomem *pci_base1;
- void __iomem *pci_base2;
- unsigned long first_page_group_end;
- unsigned long first_page_group_start;
- void __iomem *db_base;
- unsigned long db_len;
- u8 revision_id;
- u16 board_type;
- u16 max_ports;
- struct netxen_board_info boardcfg;
- u32 xg_linkup;
- u32 qg_linksup;
- /* Address of cmd ring in Phantom */
- struct cmd_desc_type0 *cmd_desc_head;
- struct pci_dev *cmd_desc_pdev;
- dma_addr_t cmd_desc_phys_addr;
- struct netxen_adapter *adapter;
- int pci_func;
- };
- #define RCV_RING_LRO RCV_DESC_LRO
- #define MINIMUM_ETHERNET_FRAME_SIZE 64 /* With FCS */
- #define ETHERNET_FCS_SIZE 4
- struct netxen_adapter_stats {
- u64 rcvdbadskb;
- u64 xmitcalled;
- u64 xmitedframes;
- u64 xmitfinished;
- u64 badskblen;
- u64 nocmddescriptor;
- u64 polled;
- u64 rxdropped;
- u64 txdropped;
- u64 csummed;
- u64 no_rcv;
- u64 rxbytes;
- u64 txbytes;
- u64 ints;
- };
- /*
- * Rcv Descriptor Context. One such per Rcv Descriptor. There may
- * be one Rcv Descriptor for normal packets, one for jumbo and may be others.
- */
- struct netxen_rcv_desc_ctx {
- u32 flags;
- u32 producer;
- u32 rcv_pending; /* Num of bufs posted in phantom */
- dma_addr_t phys_addr;
- struct pci_dev *phys_pdev;
- struct rcv_desc *desc_head; /* address of rx ring in Phantom */
- u32 max_rx_desc_count;
- u32 dma_size;
- u32 skb_size;
- struct netxen_rx_buffer *rx_buf_arr; /* rx buffers for receive */
- int begin_alloc;
- };
- /*
- * Receive context. There is one such structure per instance of the
- * receive processing. Any state information that is relevant to
- * the receive, and is must be in this structure. The global data may be
- * present elsewhere.
- */
- struct netxen_recv_context {
- struct netxen_rcv_desc_ctx rcv_desc[NUM_RCV_DESC_RINGS];
- u32 status_rx_producer;
- u32 status_rx_consumer;
- dma_addr_t rcv_status_desc_phys_addr;
- struct pci_dev *rcv_status_desc_pdev;
- struct status_desc *rcv_status_desc_head;
- };
- #define NETXEN_NIC_MSI_ENABLED 0x02
- #define NETXEN_DMA_MASK 0xfffffffe
- #define NETXEN_DB_MAPSIZE_BYTES 0x1000
- struct netxen_dummy_dma {
- void *addr;
- dma_addr_t phys_addr;
- };
- struct netxen_adapter {
- struct netxen_hardware_context ahw;
- struct netxen_adapter *master;
- struct net_device *netdev;
- struct pci_dev *pdev;
- struct napi_struct napi;
- struct net_device_stats net_stats;
- unsigned char mac_addr[ETH_ALEN];
- int mtu;
- int portnum;
- struct work_struct watchdog_task;
- struct timer_list watchdog_timer;
- struct work_struct tx_timeout_task;
- u32 curr_window;
- u32 cmd_producer;
- __le32 *cmd_consumer;
- u32 last_cmd_consumer;
- u32 max_tx_desc_count;
- u32 max_rx_desc_count;
- u32 max_jumbo_rx_desc_count;
- u32 max_lro_rx_desc_count;
- u32 flags;
- u32 irq;
- int driver_mismatch;
- u32 temp;
- struct netxen_adapter_stats stats;
- u16 portno;
- u16 link_speed;
- u16 link_duplex;
- u16 state;
- u16 link_autoneg;
- int rx_csum;
- int status;
- spinlock_t stats_lock;
- struct netxen_cmd_buffer *cmd_buf_arr; /* Command buffers for xmit */
- /*
- * Receive instances. These can be either one per port,
- * or one per peg, etc.
- */
- struct netxen_recv_context recv_ctx[MAX_RCV_CTX];
- int is_up;
- struct netxen_dummy_dma dummy_dma;
- /* Context interface shared between card and host */
- struct netxen_ring_ctx *ctx_desc;
- struct pci_dev *ctx_desc_pdev;
- dma_addr_t ctx_desc_phys_addr;
- int intr_scheme;
- int msi_mode;
- int (*enable_phy_interrupts) (struct netxen_adapter *);
- int (*disable_phy_interrupts) (struct netxen_adapter *);
- void (*handle_phy_intr) (struct netxen_adapter *);
- int (*macaddr_set) (struct netxen_adapter *, netxen_ethernet_macaddr_t);
- int (*set_mtu) (struct netxen_adapter *, int);
- int (*set_promisc) (struct netxen_adapter *, netxen_niu_prom_mode_t);
- int (*unset_promisc) (struct netxen_adapter *, netxen_niu_prom_mode_t);
- int (*phy_read) (struct netxen_adapter *, long reg, u32 *);
- int (*phy_write) (struct netxen_adapter *, long reg, u32 val);
- int (*init_port) (struct netxen_adapter *, int);
- void (*init_niu) (struct netxen_adapter *);
- int (*stop_port) (struct netxen_adapter *);
- }; /* netxen_adapter structure */
- /*
- * NetXen dma watchdog control structure
- *
- * Bit 0 : enabled => R/O: 1 watchdog active, 0 inactive
- * Bit 1 : disable_request => 1 req disable dma watchdog
- * Bit 2 : enable_request => 1 req enable dma watchdog
- * Bit 3-31 : unused
- */
- #define netxen_set_dma_watchdog_disable_req(config_word) \
- _netxen_set_bits(config_word, 1, 1, 1)
- #define netxen_set_dma_watchdog_enable_req(config_word) \
- _netxen_set_bits(config_word, 2, 1, 1)
- #define netxen_get_dma_watchdog_enabled(config_word) \
- ((config_word) & 0x1)
- #define netxen_get_dma_watchdog_disabled(config_word) \
- (((config_word) >> 1) & 0x1)
- /* Max number of xmit producer threads that can run simultaneously */
- #define MAX_XMIT_PRODUCERS 16
- #define PCI_OFFSET_FIRST_RANGE(adapter, off) \
- ((adapter)->ahw.pci_base0 + (off))
- #define PCI_OFFSET_SECOND_RANGE(adapter, off) \
- ((adapter)->ahw.pci_base1 + (off) - SECOND_PAGE_GROUP_START)
- #define PCI_OFFSET_THIRD_RANGE(adapter, off) \
- ((adapter)->ahw.pci_base2 + (off) - THIRD_PAGE_GROUP_START)
- static inline void __iomem *pci_base_offset(struct netxen_adapter *adapter,
- unsigned long off)
- {
- if ((off < FIRST_PAGE_GROUP_END) && (off >= FIRST_PAGE_GROUP_START)) {
- return (adapter->ahw.pci_base0 + off);
- } else if ((off < SECOND_PAGE_GROUP_END) &&
- (off >= SECOND_PAGE_GROUP_START)) {
- return (adapter->ahw.pci_base1 + off - SECOND_PAGE_GROUP_START);
- } else if ((off < THIRD_PAGE_GROUP_END) &&
- (off >= THIRD_PAGE_GROUP_START)) {
- return (adapter->ahw.pci_base2 + off - THIRD_PAGE_GROUP_START);
- }
- return NULL;
- }
- static inline void __iomem *pci_base(struct netxen_adapter *adapter,
- unsigned long off)
- {
- if ((off < FIRST_PAGE_GROUP_END) && (off >= FIRST_PAGE_GROUP_START)) {
- return adapter->ahw.pci_base0;
- } else if ((off < SECOND_PAGE_GROUP_END) &&
- (off >= SECOND_PAGE_GROUP_START)) {
- return adapter->ahw.pci_base1;
- } else if ((off < THIRD_PAGE_GROUP_END) &&
- (off >= THIRD_PAGE_GROUP_START)) {
- return adapter->ahw.pci_base2;
- }
- return NULL;
- }
- int netxen_niu_xgbe_enable_phy_interrupts(struct netxen_adapter *adapter);
- int netxen_niu_gbe_enable_phy_interrupts(struct netxen_adapter *adapter);
- int netxen_niu_xgbe_disable_phy_interrupts(struct netxen_adapter *adapter);
- int netxen_niu_gbe_disable_phy_interrupts(struct netxen_adapter *adapter);
- void netxen_nic_xgbe_handle_phy_intr(struct netxen_adapter *adapter);
- void netxen_nic_gbe_handle_phy_intr(struct netxen_adapter *adapter);
- int netxen_niu_gbe_phy_read(struct netxen_adapter *adapter, long reg,
- __u32 * readval);
- int netxen_niu_gbe_phy_write(struct netxen_adapter *adapter,
- long reg, __u32 val);
- /* Functions available from netxen_nic_hw.c */
- int netxen_nic_set_mtu_xgb(struct netxen_adapter *adapter, int new_mtu);
- int netxen_nic_set_mtu_gb(struct netxen_adapter *adapter, int new_mtu);
- void netxen_nic_init_niu_gb(struct netxen_adapter *adapter);
- void netxen_nic_pci_change_crbwindow(struct netxen_adapter *adapter, u32 wndw);
- void netxen_nic_reg_write(struct netxen_adapter *adapter, u64 off, u32 val);
- int netxen_nic_reg_read(struct netxen_adapter *adapter, u64 off);
- void netxen_nic_write_w0(struct netxen_adapter *adapter, u32 index, u32 value);
- void netxen_nic_read_w0(struct netxen_adapter *adapter, u32 index, u32 * value);
- int netxen_nic_get_board_info(struct netxen_adapter *adapter);
- int netxen_nic_hw_read_wx(struct netxen_adapter *adapter, u64 off, void *data,
- int len);
- int netxen_nic_hw_write_wx(struct netxen_adapter *adapter, u64 off, void *data,
- int len);
- void netxen_crb_writelit_adapter(struct netxen_adapter *adapter,
- unsigned long off, int data);
- /* Functions from netxen_nic_init.c */
- void netxen_free_adapter_offload(struct netxen_adapter *adapter);
- int netxen_initialize_adapter_offload(struct netxen_adapter *adapter);
- int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val);
- int netxen_load_firmware(struct netxen_adapter *adapter);
- int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose);
- int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp);
- int netxen_rom_fast_read_words(struct netxen_adapter *adapter, int addr,
- u8 *bytes, size_t size);
- int netxen_rom_fast_write_words(struct netxen_adapter *adapter, int addr,
- u8 *bytes, size_t size);
- int netxen_flash_unlock(struct netxen_adapter *adapter);
- int netxen_backup_crbinit(struct netxen_adapter *adapter);
- int netxen_flash_erase_secondary(struct netxen_adapter *adapter);
- int netxen_flash_erase_primary(struct netxen_adapter *adapter);
- void netxen_halt_pegs(struct netxen_adapter *adapter);
- int netxen_rom_se(struct netxen_adapter *adapter, int addr);
- /* Functions from netxen_nic_isr.c */
- void netxen_initialize_adapter_sw(struct netxen_adapter *adapter);
- void netxen_initialize_adapter_hw(struct netxen_adapter *adapter);
- void *netxen_alloc(struct pci_dev *pdev, size_t sz, dma_addr_t * ptr,
- struct pci_dev **used_dev);
- void netxen_initialize_adapter_ops(struct netxen_adapter *adapter);
- int netxen_init_firmware(struct netxen_adapter *adapter);
- void netxen_free_hw_resources(struct netxen_adapter *adapter);
- void netxen_tso_check(struct netxen_adapter *adapter,
- struct cmd_desc_type0 *desc, struct sk_buff *skb);
- int netxen_nic_hw_resources(struct netxen_adapter *adapter);
- void netxen_nic_clear_stats(struct netxen_adapter *adapter);
- void netxen_watchdog_task(struct work_struct *work);
- void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx,
- u32 ringid);
- int netxen_process_cmd_ring(struct netxen_adapter *adapter);
- u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctx, int max);
- void netxen_nic_set_multi(struct net_device *netdev);
- int netxen_nic_change_mtu(struct net_device *netdev, int new_mtu);
- int netxen_nic_set_mac(struct net_device *netdev, void *p);
- struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev);
- /*
- * NetXen Board information
- */
- #define NETXEN_MAX_SHORT_NAME 16
- struct netxen_brdinfo {
- netxen_brdtype_t brdtype; /* type of board */
- long ports; /* max no of physical ports */
- char short_name[NETXEN_MAX_SHORT_NAME];
- };
- static const struct netxen_brdinfo netxen_boards[] = {
- {NETXEN_BRDTYPE_P2_SB31_10G_CX4, 1, "XGb CX4"},
- {NETXEN_BRDTYPE_P2_SB31_10G_HMEZ, 1, "XGb HMEZ"},
- {NETXEN_BRDTYPE_P2_SB31_10G_IMEZ, 2, "XGb IMEZ"},
- {NETXEN_BRDTYPE_P2_SB31_10G, 1, "XGb XFP"},
- {NETXEN_BRDTYPE_P2_SB35_4G, 4, "Quad Gb"},
- {NETXEN_BRDTYPE_P2_SB31_2G, 2, "Dual Gb"},
- };
- #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(netxen_boards)
- static inline void get_brd_port_by_type(u32 type, int *ports)
- {
- int i, found = 0;
- for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
- if (netxen_boards[i].brdtype == type) {
- *ports = netxen_boards[i].ports;
- found = 1;
- break;
- }
- }
- if (!found)
- *ports = 0;
- }
- static inline void get_brd_name_by_type(u32 type, char *name)
- {
- int i, found = 0;
- for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
- if (netxen_boards[i].brdtype == type) {
- strcpy(name, netxen_boards[i].short_name);
- found = 1;
- break;
- }
- }
- if (!found)
- name = "Unknown";
- }
- static inline int
- dma_watchdog_shutdown_request(struct netxen_adapter *adapter)
- {
- u32 ctrl;
- /* check if already inactive */
- if (netxen_nic_hw_read_wx(adapter,
- NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL), &ctrl, 4))
- printk(KERN_ERR "failed to read dma watchdog status\n");
- if (netxen_get_dma_watchdog_enabled(ctrl) == 0)
- return 1;
- /* Send the disable request */
- netxen_set_dma_watchdog_disable_req(ctrl);
- netxen_crb_writelit_adapter(adapter,
- NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL), ctrl);
- return 0;
- }
- static inline int
- dma_watchdog_shutdown_poll_result(struct netxen_adapter *adapter)
- {
- u32 ctrl;
- if (netxen_nic_hw_read_wx(adapter,
- NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL), &ctrl, 4))
- printk(KERN_ERR "failed to read dma watchdog status\n");
- return (netxen_get_dma_watchdog_enabled(ctrl) == 0);
- }
- static inline int
- dma_watchdog_wakeup(struct netxen_adapter *adapter)
- {
- u32 ctrl;
- if (netxen_nic_hw_read_wx(adapter,
- NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL), &ctrl, 4))
- printk(KERN_ERR "failed to read dma watchdog status\n");
- if (netxen_get_dma_watchdog_enabled(ctrl))
- return 1;
- /* send the wakeup request */
- netxen_set_dma_watchdog_enable_req(ctrl);
- netxen_crb_writelit_adapter(adapter,
- NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL), ctrl);
- return 0;
- }
- int netxen_is_flash_supported(struct netxen_adapter *adapter);
- int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 mac[]);
- extern void netxen_change_ringparam(struct netxen_adapter *adapter);
- extern int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr,
- int *valp);
- extern struct ethtool_ops netxen_nic_ethtool_ops;
- extern int physical_port[]; /* physical port # from virtual port.*/
- #endif /* __NETXEN_NIC_H_ */
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