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android_kernel_cmhtcleo/drivers/net/netxen/netxen_nic.h
Markinus e34adb00cb Add EVOs source as default
2010-08-27 11:19:57 +02:00

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/*
* Copyright (C) 2003 - 2009 NetXen, Inc.
* Copyright (C) 2009 - QLogic Corporation.
* 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.
*
*/
#ifndef _NETXEN_NIC_H_
#define _NETXEN_NIC_H_
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/types.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/firmware.h>
#include <linux/ethtool.h>
#include <linux/mii.h>
#include <linux/timer.h>
#include <linux/vmalloc.h>
#include <asm/io.h>
#include <asm/byteorder.h>
#include "netxen_nic_hdr.h"
#include "netxen_nic_hw.h"
#define _NETXEN_NIC_LINUX_MAJOR 4
#define _NETXEN_NIC_LINUX_MINOR 0
#define _NETXEN_NIC_LINUX_SUBVERSION 50
#define NETXEN_NIC_LINUX_VERSIONID "4.0.50"
#define NETXEN_VERSION_CODE(a, b, c) (((a) << 24) + ((b) << 16) + (c))
#define _major(v) (((v) >> 24) & 0xff)
#define _minor(v) (((v) >> 16) & 0xff)
#define _build(v) ((v) & 0xffff)
/* version in image has weird encoding:
* 7:0 - major
* 15:8 - minor
* 31:16 - build (little endian)
*/
#define NETXEN_DECODE_VERSION(v) \
NETXEN_VERSION_CODE(((v) & 0xff), (((v) >> 8) & 0xff), ((v) >> 16))
#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(rds_ring) \
(sizeof(struct rcv_desc) * (rds_ring)->num_desc)
#define RCV_BUFF_RINGSIZE(rds_ring) \
(sizeof(struct netxen_rx_buffer) * rds_ring->num_desc)
#define STATUS_DESC_RINGSIZE(sds_ring) \
(sizeof(struct status_desc) * (sds_ring)->num_desc)
#define TX_BUFF_RINGSIZE(tx_ring) \
(sizeof(struct netxen_cmd_buffer) * tx_ring->num_desc)
#define TX_DESC_RINGSIZE(tx_ring) \
(sizeof(struct cmd_desc_type0) * tx_ring->num_desc)
#define find_diff_among(a,b,range) ((a)<(b)?((b)-(a)):((b)+(range)-(a)))
#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 NX_P3_A0 0x30
#define NX_P3_A2 0x30
#define NX_P3_B0 0x40
#define NX_P3_B1 0x41
#define NX_P3_B2 0x42
#define NX_IS_REVISION_P2(REVISION) (REVISION <= NX_P2_C1)
#define NX_IS_REVISION_P3(REVISION) (REVISION >= NX_P3_A0)
#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 P2_MAX_MTU (8000)
#define P3_MAX_MTU (9600)
#define NX_ETHERMTU 1500
#define NX_MAX_ETHERHDR 32 /* This contains some padding */
#define NX_P2_RX_BUF_MAX_LEN 1760
#define NX_P3_RX_BUF_MAX_LEN (NX_MAX_ETHERHDR + NX_ETHERMTU)
#define NX_P2_RX_JUMBO_BUF_MAX_LEN (NX_MAX_ETHERHDR + P2_MAX_MTU)
#define NX_P3_RX_JUMBO_BUF_MAX_LEN (NX_MAX_ETHERHDR + P3_MAX_MTU)
#define NX_CT_DEFAULT_RX_BUF_LEN 2048
#define NX_LRO_BUFFER_EXTRA 2048
#define NX_RX_LRO_BUFFER_LENGTH (8060)
/*
* Maximum number of ring contexts
*/
#define MAX_RING_CTX 1
/* Opcodes to be used with the commands */
#define TX_ETHER_PKT 0x01
#define TX_TCP_PKT 0x02
#define TX_UDP_PKT 0x03
#define TX_IP_PKT 0x04
#define TX_TCP_LSO 0x05
#define TX_TCP_LSO6 0x06
#define TX_IPSEC 0x07
#define TX_IPSEC_CMD 0x0a
#define TX_TCPV6_PKT 0x0b
#define TX_UDPV6_PKT 0x0c
/* 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
#define TX_STOP_THRESH ((MAX_SKB_FRAGS >> 2) + 4)
#define NX_MAX_TX_TIMEOUTS 2
/*
* 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
#define NUM_STS_DESC_RINGS 4
#define RCV_RING_NORMAL 0
#define RCV_RING_JUMBO 1
#define RCV_RING_LRO 2
#define MIN_CMD_DESCRIPTORS 64
#define MIN_RCV_DESCRIPTORS 64
#define MIN_JUMBO_DESCRIPTORS 32
#define MAX_CMD_DESCRIPTORS 1024
#define MAX_RCV_DESCRIPTORS_1G 4096
#define MAX_RCV_DESCRIPTORS_10G 8192
#define MAX_JUMBO_RCV_DESCRIPTORS_1G 512
#define MAX_JUMBO_RCV_DESCRIPTORS_10G 1024
#define MAX_LRO_RCV_DESCRIPTORS 8
#define DEFAULT_RCV_DESCRIPTORS_1G 2048
#define DEFAULT_RCV_DESCRIPTORS_10G 4096
#define NETXEN_CTX_SIGNATURE 0xdee0
#define NETXEN_CTX_SIGNATURE_V2 0x0002dee0
#define NETXEN_CTX_RESET 0xbad0
#define NETXEN_CTX_D3_RESET 0xacc0
#define NETXEN_RCV_PRODUCER(ringid) (ringid)
#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
#define NX_MAX_PCI_FUNC 8
/*
* 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_ring {
__le64 addr;
__le32 size;
__le32 rsrvd;
};
struct netxen_sts_ring {
__le64 addr;
__le32 size;
__le16 msi_index;
__le16 rsvd;
} ;
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_ring rcv_rings[NUM_RCV_DESC_RINGS];
__le64 sts_ring_addr;
__le32 sts_ring_size;
__le32 ctx_id;
__le64 rsrvd_2[3];
__le32 sts_ring_count;
__le32 rsrvd_3;
struct netxen_sts_ring sts_rings[NUM_STS_DESC_RINGS];
} __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 FLAGS_VLAN_OOB 0x40
#define netxen_set_tx_vlan_tci(cmd_desc, v) \
(cmd_desc)->vlan_TCI = cpu_to_le16(v);
#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) << 4 & 0xF0))
#define netxen_set_tx_port(_desc, _port) \
(_desc)->port_ctxid = ((_port) & 0xf) | (((_port) << 4) & 0xf0)
#define netxen_set_tx_flags_opcode(_desc, _flags, _opcode) \
(_desc)->flags_opcode = \
cpu_to_le16(((_flags) & 0x7f) | (((_opcode) & 0x3f) << 7))
#define netxen_set_tx_frags_len(_desc, _frags, _len) \
(_desc)->nfrags__length = \
cpu_to_le32(((_frags) & 0xff) | (((_len) & 0xffffff) << 8))
struct cmd_desc_type0 {
u8 tcp_hdr_offset; /* For LSO only */
u8 ip_hdr_offset; /* For LSO only */
__le16 flags_opcode; /* 15:13 unused, 12:7 opcode, 6:0 flags */
__le32 nfrags__length; /* 31:8 total len, 7:0 frag count */
__le64 addr_buffer2;
__le16 reference_handle;
__le16 mss;
u8 port_ctxid; /* 7:4 ctxid 3:0 port */
u8 total_hdr_length; /* LSO only : MAC+IP+TCP Hdr size */
__le16 conn_id; /* IPSec offoad only */
__le64 addr_buffer3;
__le64 addr_buffer1;
__le16 buffer_length[4];
__le64 addr_buffer4;
__le32 reserved2;
__le16 reserved;
__le16 vlan_TCI;
} __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 NETXEN_NIC_SYN_OFFLOAD 0x03
#define NETXEN_NIC_RXPKT_DESC 0x04
#define NETXEN_OLD_RXPKT_DESC 0x3f
#define NETXEN_NIC_RESPONSE_DESC 0x05
#define NETXEN_NIC_LRO_DESC 0x12
/* 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 (0x1ULL << 56)
#define STATUS_OWNER_PHANTOM (0x2ULL << 56)
/* Status descriptor:
0-3 port, 4-7 status, 8-11 type, 12-27 total_length
28-43 reference_handle, 44-47 protocol, 48-52 pkt_offset
53-55 desc_cnt, 56-57 owner, 58-63 opcode
*/
#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_pkt_offset(sts_data) \
(((sts_data) >> 48) & 0x1F)
#define netxen_get_sts_desc_cnt(sts_data) \
(((sts_data) >> 53) & 0x7)
#define netxen_get_sts_opcode(sts_data) \
(((sts_data) >> 58) & 0x03F)
#define netxen_get_lro_sts_refhandle(sts_data) \
((sts_data) & 0x0FFFF)
#define netxen_get_lro_sts_length(sts_data) \
(((sts_data) >> 16) & 0x0FFFF)
#define netxen_get_lro_sts_l2_hdr_offset(sts_data) \
(((sts_data) >> 32) & 0x0FF)
#define netxen_get_lro_sts_l4_hdr_offset(sts_data) \
(((sts_data) >> 40) & 0x0FF)
#define netxen_get_lro_sts_timestamp(sts_data) \
(((sts_data) >> 48) & 0x1)
#define netxen_get_lro_sts_type(sts_data) \
(((sts_data) >> 49) & 0x7)
#define netxen_get_lro_sts_push_flag(sts_data) \
(((sts_data) >> 52) & 0x1)
#define netxen_get_lro_sts_seq_number(sts_data) \
((sts_data) & 0x0FFFFFFFF)
struct status_desc {
__le64 status_desc_data[2];
} __attribute__ ((aligned(16)));
/* 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
#define NETXEN_BRDTYPE_P1_BD 0x0000
#define NETXEN_BRDTYPE_P1_SB 0x0001
#define NETXEN_BRDTYPE_P1_SMAX 0x0002
#define NETXEN_BRDTYPE_P1_SOCK 0x0003
#define NETXEN_BRDTYPE_P2_SOCK_31 0x0008
#define NETXEN_BRDTYPE_P2_SOCK_35 0x0009
#define NETXEN_BRDTYPE_P2_SB35_4G 0x000a
#define NETXEN_BRDTYPE_P2_SB31_10G 0x000b
#define NETXEN_BRDTYPE_P2_SB31_2G 0x000c
#define NETXEN_BRDTYPE_P2_SB31_10G_IMEZ 0x000d
#define NETXEN_BRDTYPE_P2_SB31_10G_HMEZ 0x000e
#define NETXEN_BRDTYPE_P2_SB31_10G_CX4 0x000f
#define NETXEN_BRDTYPE_P3_REF_QG 0x0021
#define NETXEN_BRDTYPE_P3_HMEZ 0x0022
#define NETXEN_BRDTYPE_P3_10G_CX4_LP 0x0023
#define NETXEN_BRDTYPE_P3_4_GB 0x0024
#define NETXEN_BRDTYPE_P3_IMEZ 0x0025
#define NETXEN_BRDTYPE_P3_10G_SFP_PLUS 0x0026
#define NETXEN_BRDTYPE_P3_10000_BASE_T 0x0027
#define NETXEN_BRDTYPE_P3_XG_LOM 0x0028
#define NETXEN_BRDTYPE_P3_4_GB_MM 0x0029
#define NETXEN_BRDTYPE_P3_10G_SFP_CT 0x002a
#define NETXEN_BRDTYPE_P3_10G_SFP_QT 0x002b
#define NETXEN_BRDTYPE_P3_10G_CX4 0x0031
#define NETXEN_BRDTYPE_P3_10G_XFP 0x0032
#define NETXEN_BRDTYPE_P3_10G_TP 0x0080
/* Flash memory map */
#define NETXEN_CRBINIT_START 0 /* crbinit section */
#define NETXEN_BRDCFG_START 0x4000 /* board config */
#define NETXEN_INITCODE_START 0x6000 /* pegtune code */
#define NETXEN_BOOTLD_START 0x10000 /* bootld */
#define NETXEN_IMAGE_START 0x43000 /* compressed image */
#define NETXEN_SECONDARY_START 0x200000 /* backup images */
#define NETXEN_PXE_START 0x3E0000 /* PXE boot rom */
#define NETXEN_USER_START 0x3E8000 /* Firmare info */
#define NETXEN_FIXED_START 0x3F0000 /* backup of crbinit */
#define NETXEN_USER_START_OLD NETXEN_PXE_START /* very old flash */
#define NX_OLD_MAC_ADDR_OFFSET (NETXEN_USER_START)
#define NX_FW_VERSION_OFFSET (NETXEN_USER_START+0x408)
#define NX_FW_SIZE_OFFSET (NETXEN_USER_START+0x40c)
#define NX_FW_MAC_ADDR_OFFSET (NETXEN_USER_START+0x418)
#define NX_FW_SERIAL_NUM_OFFSET (NETXEN_USER_START+0x81c)
#define NX_BIOS_VERSION_OFFSET (NETXEN_USER_START+0x83c)
#define NX_HDR_VERSION_OFFSET (NETXEN_BRDCFG_START)
#define NX_BRDTYPE_OFFSET (NETXEN_BRDCFG_START+0x8)
#define NX_FW_MAGIC_OFFSET (NETXEN_BRDCFG_START+0x128)
#define NX_FW_MIN_SIZE (0x3fffff)
#define NX_P2_MN_ROMIMAGE 0
#define NX_P3_CT_ROMIMAGE 1
#define NX_P3_MN_ROMIMAGE 2
#define NX_FLASH_ROMIMAGE 3
extern char netxen_nic_driver_name[];
/* Number of status descriptors to handle per interrupt */
#define MAX_STATUS_HANDLE (64)
/*
* 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;
u64 length;
};
struct netxen_recv_crb {
u32 crb_rcv_producer[NUM_RCV_DESC_RINGS];
u32 crb_sts_consumer[NUM_STS_DESC_RINGS];
u32 sw_int_mask[NUM_STS_DESC_RINGS];
};
/* 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 frag_count;
};
/* In rx_buffer, we do not need multiple fragments as is a single buffer */
struct netxen_rx_buffer {
struct list_head list;
struct sk_buff *skb;
u64 dma;
u16 ref_handle;
u16 state;
};
/* 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 {
void __iomem *pci_base0;
void __iomem *pci_base1;
void __iomem *pci_base2;
void __iomem *db_base;
unsigned long db_len;
unsigned long pci_len0;
int qdr_sn_window;
int ddr_mn_window;
u32 mn_win_crb;
u32 ms_win_crb;
u8 cut_through;
u8 revision_id;
u8 pci_func;
u8 linkup;
u16 port_type;
u16 board_type;
};
#define MINIMUM_ETHERNET_FRAME_SIZE 64 /* With FCS */
#define ETHERNET_FCS_SIZE 4
struct netxen_adapter_stats {
u64 xmitcalled;
u64 xmitfinished;
u64 rxdropped;
u64 txdropped;
u64 csummed;
u64 rx_pkts;
u64 lro_pkts;
u64 rxbytes;
u64 txbytes;
};
/*
* 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 nx_host_rds_ring {
u32 producer;
u32 num_desc;
u32 dma_size;
u32 skb_size;
u32 flags;
void __iomem *crb_rcv_producer;
struct rcv_desc *desc_head;
struct netxen_rx_buffer *rx_buf_arr;
struct list_head free_list;
spinlock_t lock;
dma_addr_t phys_addr;
};
struct nx_host_sds_ring {
u32 consumer;
u32 num_desc;
void __iomem *crb_sts_consumer;
void __iomem *crb_intr_mask;
struct status_desc *desc_head;
struct netxen_adapter *adapter;
struct napi_struct napi;
struct list_head free_list[NUM_RCV_DESC_RINGS];
int irq;
dma_addr_t phys_addr;
char name[IFNAMSIZ+4];
};
struct nx_host_tx_ring {
u32 producer;
__le32 *hw_consumer;
u32 sw_consumer;
void __iomem *crb_cmd_producer;
void __iomem *crb_cmd_consumer;
u32 num_desc;
struct netdev_queue *txq;
struct netxen_cmd_buffer *cmd_buf_arr;
struct cmd_desc_type0 *desc_head;
dma_addr_t phys_addr;
};
/*
* 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 {
u32 state;
u16 context_id;
u16 virt_port;
struct nx_host_rds_ring *rds_rings;
struct nx_host_sds_ring *sds_rings;
struct netxen_ring_ctx *hwctx;
dma_addr_t phys_addr;
};
/* New HW context creation */
#define NX_OS_CRB_RETRY_COUNT 4000
#define NX_CDRP_SIGNATURE_MAKE(pcifn, version) \
(((pcifn) & 0xff) | (((version) & 0xff) << 8) | (0xcafe << 16))
#define NX_CDRP_CLEAR 0x00000000
#define NX_CDRP_CMD_BIT 0x80000000
/*
* All responses must have the NX_CDRP_CMD_BIT cleared
* in the crb NX_CDRP_CRB_OFFSET.
*/
#define NX_CDRP_FORM_RSP(rsp) (rsp)
#define NX_CDRP_IS_RSP(rsp) (((rsp) & NX_CDRP_CMD_BIT) == 0)
#define NX_CDRP_RSP_OK 0x00000001
#define NX_CDRP_RSP_FAIL 0x00000002
#define NX_CDRP_RSP_TIMEOUT 0x00000003
/*
* All commands must have the NX_CDRP_CMD_BIT set in
* the crb NX_CDRP_CRB_OFFSET.
*/
#define NX_CDRP_FORM_CMD(cmd) (NX_CDRP_CMD_BIT | (cmd))
#define NX_CDRP_IS_CMD(cmd) (((cmd) & NX_CDRP_CMD_BIT) != 0)
#define NX_CDRP_CMD_SUBMIT_CAPABILITIES 0x00000001
#define NX_CDRP_CMD_READ_MAX_RDS_PER_CTX 0x00000002
#define NX_CDRP_CMD_READ_MAX_SDS_PER_CTX 0x00000003
#define NX_CDRP_CMD_READ_MAX_RULES_PER_CTX 0x00000004
#define NX_CDRP_CMD_READ_MAX_RX_CTX 0x00000005
#define NX_CDRP_CMD_READ_MAX_TX_CTX 0x00000006
#define NX_CDRP_CMD_CREATE_RX_CTX 0x00000007
#define NX_CDRP_CMD_DESTROY_RX_CTX 0x00000008
#define NX_CDRP_CMD_CREATE_TX_CTX 0x00000009
#define NX_CDRP_CMD_DESTROY_TX_CTX 0x0000000a
#define NX_CDRP_CMD_SETUP_STATISTICS 0x0000000e
#define NX_CDRP_CMD_GET_STATISTICS 0x0000000f
#define NX_CDRP_CMD_DELETE_STATISTICS 0x00000010
#define NX_CDRP_CMD_SET_MTU 0x00000012
#define NX_CDRP_CMD_READ_PHY 0x00000013
#define NX_CDRP_CMD_WRITE_PHY 0x00000014
#define NX_CDRP_CMD_READ_HW_REG 0x00000015
#define NX_CDRP_CMD_GET_FLOW_CTL 0x00000016
#define NX_CDRP_CMD_SET_FLOW_CTL 0x00000017
#define NX_CDRP_CMD_READ_MAX_MTU 0x00000018
#define NX_CDRP_CMD_READ_MAX_LRO 0x00000019
#define NX_CDRP_CMD_CONFIGURE_TOE 0x0000001a
#define NX_CDRP_CMD_FUNC_ATTRIB 0x0000001b
#define NX_CDRP_CMD_READ_PEXQ_PARAMETERS 0x0000001c
#define NX_CDRP_CMD_GET_LIC_CAPABILITIES 0x0000001d
#define NX_CDRP_CMD_READ_MAX_LRO_PER_BOARD 0x0000001e
#define NX_CDRP_CMD_MAX 0x0000001f
#define NX_RCODE_SUCCESS 0
#define NX_RCODE_NO_HOST_MEM 1
#define NX_RCODE_NO_HOST_RESOURCE 2
#define NX_RCODE_NO_CARD_CRB 3
#define NX_RCODE_NO_CARD_MEM 4
#define NX_RCODE_NO_CARD_RESOURCE 5
#define NX_RCODE_INVALID_ARGS 6
#define NX_RCODE_INVALID_ACTION 7
#define NX_RCODE_INVALID_STATE 8
#define NX_RCODE_NOT_SUPPORTED 9
#define NX_RCODE_NOT_PERMITTED 10
#define NX_RCODE_NOT_READY 11
#define NX_RCODE_DOES_NOT_EXIST 12
#define NX_RCODE_ALREADY_EXISTS 13
#define NX_RCODE_BAD_SIGNATURE 14
#define NX_RCODE_CMD_NOT_IMPL 15
#define NX_RCODE_CMD_INVALID 16
#define NX_RCODE_TIMEOUT 17
#define NX_RCODE_CMD_FAILED 18
#define NX_RCODE_MAX_EXCEEDED 19
#define NX_RCODE_MAX 20
#define NX_DESTROY_CTX_RESET 0
#define NX_DESTROY_CTX_D3_RESET 1
#define NX_DESTROY_CTX_MAX 2
/*
* Capabilities
*/
#define NX_CAP_BIT(class, bit) (1 << bit)
#define NX_CAP0_LEGACY_CONTEXT NX_CAP_BIT(0, 0)
#define NX_CAP0_MULTI_CONTEXT NX_CAP_BIT(0, 1)
#define NX_CAP0_LEGACY_MN NX_CAP_BIT(0, 2)
#define NX_CAP0_LEGACY_MS NX_CAP_BIT(0, 3)
#define NX_CAP0_CUT_THROUGH NX_CAP_BIT(0, 4)
#define NX_CAP0_LRO NX_CAP_BIT(0, 5)
#define NX_CAP0_LSO NX_CAP_BIT(0, 6)
#define NX_CAP0_JUMBO_CONTIGUOUS NX_CAP_BIT(0, 7)
#define NX_CAP0_LRO_CONTIGUOUS NX_CAP_BIT(0, 8)
#define NX_CAP0_HW_LRO NX_CAP_BIT(0, 10)
/*
* Context state
*/
#define NX_HOST_CTX_STATE_FREED 0
#define NX_HOST_CTX_STATE_ALLOCATED 1
#define NX_HOST_CTX_STATE_ACTIVE 2
#define NX_HOST_CTX_STATE_DISABLED 3
#define NX_HOST_CTX_STATE_QUIESCED 4
#define NX_HOST_CTX_STATE_MAX 5
/*
* Rx context
*/
typedef struct {
__le64 host_phys_addr; /* Ring base addr */
__le32 ring_size; /* Ring entries */
__le16 msi_index;
__le16 rsvd; /* Padding */
} nx_hostrq_sds_ring_t;
typedef struct {
__le64 host_phys_addr; /* Ring base addr */
__le64 buff_size; /* Packet buffer size */
__le32 ring_size; /* Ring entries */
__le32 ring_kind; /* Class of ring */
} nx_hostrq_rds_ring_t;
typedef struct {
__le64 host_rsp_dma_addr; /* Response dma'd here */
__le32 capabilities[4]; /* Flag bit vector */
__le32 host_int_crb_mode; /* Interrupt crb usage */
__le32 host_rds_crb_mode; /* RDS crb usage */
/* These ring offsets are relative to data[0] below */
__le32 rds_ring_offset; /* Offset to RDS config */
__le32 sds_ring_offset; /* Offset to SDS config */
__le16 num_rds_rings; /* Count of RDS rings */
__le16 num_sds_rings; /* Count of SDS rings */
__le16 rsvd1; /* Padding */
__le16 rsvd2; /* Padding */
u8 reserved[128]; /* reserve space for future expansion*/
/* MUST BE 64-bit aligned.
The following is packed:
- N hostrq_rds_rings
- N hostrq_sds_rings */
char data[0];
} nx_hostrq_rx_ctx_t;
typedef struct {
__le32 host_producer_crb; /* Crb to use */
__le32 rsvd1; /* Padding */
} nx_cardrsp_rds_ring_t;
typedef struct {
__le32 host_consumer_crb; /* Crb to use */
__le32 interrupt_crb; /* Crb to use */
} nx_cardrsp_sds_ring_t;
typedef struct {
/* These ring offsets are relative to data[0] below */
__le32 rds_ring_offset; /* Offset to RDS config */
__le32 sds_ring_offset; /* Offset to SDS config */
__le32 host_ctx_state; /* Starting State */
__le32 num_fn_per_port; /* How many PCI fn share the port */
__le16 num_rds_rings; /* Count of RDS rings */
__le16 num_sds_rings; /* Count of SDS rings */
__le16 context_id; /* Handle for context */
u8 phys_port; /* Physical id of port */
u8 virt_port; /* Virtual/Logical id of port */
u8 reserved[128]; /* save space for future expansion */
/* MUST BE 64-bit aligned.
The following is packed:
- N cardrsp_rds_rings
- N cardrs_sds_rings */
char data[0];
} nx_cardrsp_rx_ctx_t;
#define SIZEOF_HOSTRQ_RX(HOSTRQ_RX, rds_rings, sds_rings) \
(sizeof(HOSTRQ_RX) + \
(rds_rings)*(sizeof(nx_hostrq_rds_ring_t)) + \
(sds_rings)*(sizeof(nx_hostrq_sds_ring_t)))
#define SIZEOF_CARDRSP_RX(CARDRSP_RX, rds_rings, sds_rings) \
(sizeof(CARDRSP_RX) + \
(rds_rings)*(sizeof(nx_cardrsp_rds_ring_t)) + \
(sds_rings)*(sizeof(nx_cardrsp_sds_ring_t)))
/*
* Tx context
*/
typedef struct {
__le64 host_phys_addr; /* Ring base addr */
__le32 ring_size; /* Ring entries */
__le32 rsvd; /* Padding */
} nx_hostrq_cds_ring_t;
typedef struct {
__le64 host_rsp_dma_addr; /* Response dma'd here */
__le64 cmd_cons_dma_addr; /* */
__le64 dummy_dma_addr; /* */
__le32 capabilities[4]; /* Flag bit vector */
__le32 host_int_crb_mode; /* Interrupt crb usage */
__le32 rsvd1; /* Padding */
__le16 rsvd2; /* Padding */
__le16 interrupt_ctl;
__le16 msi_index;
__le16 rsvd3; /* Padding */
nx_hostrq_cds_ring_t cds_ring; /* Desc of cds ring */
u8 reserved[128]; /* future expansion */
} nx_hostrq_tx_ctx_t;
typedef struct {
__le32 host_producer_crb; /* Crb to use */
__le32 interrupt_crb; /* Crb to use */
} nx_cardrsp_cds_ring_t;
typedef struct {
__le32 host_ctx_state; /* Starting state */
__le16 context_id; /* Handle for context */
u8 phys_port; /* Physical id of port */
u8 virt_port; /* Virtual/Logical id of port */
nx_cardrsp_cds_ring_t cds_ring; /* Card cds settings */
u8 reserved[128]; /* future expansion */
} nx_cardrsp_tx_ctx_t;
#define SIZEOF_HOSTRQ_TX(HOSTRQ_TX) (sizeof(HOSTRQ_TX))
#define SIZEOF_CARDRSP_TX(CARDRSP_TX) (sizeof(CARDRSP_TX))
/* CRB */
#define NX_HOST_RDS_CRB_MODE_UNIQUE 0
#define NX_HOST_RDS_CRB_MODE_SHARED 1
#define NX_HOST_RDS_CRB_MODE_CUSTOM 2
#define NX_HOST_RDS_CRB_MODE_MAX 3
#define NX_HOST_INT_CRB_MODE_UNIQUE 0
#define NX_HOST_INT_CRB_MODE_SHARED 1
#define NX_HOST_INT_CRB_MODE_NORX 2
#define NX_HOST_INT_CRB_MODE_NOTX 3
#define NX_HOST_INT_CRB_MODE_NORXTX 4
/* MAC */
#define MC_COUNT_P2 16
#define MC_COUNT_P3 38
#define NETXEN_MAC_NOOP 0
#define NETXEN_MAC_ADD 1
#define NETXEN_MAC_DEL 2
typedef struct nx_mac_list_s {
struct list_head list;
uint8_t mac_addr[ETH_ALEN+2];
} nx_mac_list_t;
/*
* Interrupt coalescing defaults. The defaults are for 1500 MTU. It is
* adjusted based on configured MTU.
*/
#define NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US 3
#define NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS 256
#define NETXEN_DEFAULT_INTR_COALESCE_TX_PACKETS 64
#define NETXEN_DEFAULT_INTR_COALESCE_TX_TIME_US 4
#define NETXEN_NIC_INTR_DEFAULT 0x04
typedef union {
struct {
uint16_t rx_packets;
uint16_t rx_time_us;
uint16_t tx_packets;
uint16_t tx_time_us;
} data;
uint64_t word;
} nx_nic_intr_coalesce_data_t;
typedef struct {
uint16_t stats_time_us;
uint16_t rate_sample_time;
uint16_t flags;
uint16_t rsvd_1;
uint32_t low_threshold;
uint32_t high_threshold;
nx_nic_intr_coalesce_data_t normal;
nx_nic_intr_coalesce_data_t low;
nx_nic_intr_coalesce_data_t high;
nx_nic_intr_coalesce_data_t irq;
} nx_nic_intr_coalesce_t;
#define NX_HOST_REQUEST 0x13
#define NX_NIC_REQUEST 0x14
#define NX_MAC_EVENT 0x1
#define NX_IP_UP 2
#define NX_IP_DOWN 3
/*
* Driver --> Firmware
*/
#define NX_NIC_H2C_OPCODE_START 0
#define NX_NIC_H2C_OPCODE_CONFIG_RSS 1
#define NX_NIC_H2C_OPCODE_CONFIG_RSS_TBL 2
#define NX_NIC_H2C_OPCODE_CONFIG_INTR_COALESCE 3
#define NX_NIC_H2C_OPCODE_CONFIG_LED 4
#define NX_NIC_H2C_OPCODE_CONFIG_PROMISCUOUS 5
#define NX_NIC_H2C_OPCODE_CONFIG_L2_MAC 6
#define NX_NIC_H2C_OPCODE_LRO_REQUEST 7
#define NX_NIC_H2C_OPCODE_GET_SNMP_STATS 8
#define NX_NIC_H2C_OPCODE_PROXY_START_REQUEST 9
#define NX_NIC_H2C_OPCODE_PROXY_STOP_REQUEST 10
#define NX_NIC_H2C_OPCODE_PROXY_SET_MTU 11
#define NX_NIC_H2C_OPCODE_PROXY_SET_VPORT_MISS_MODE 12
#define NX_NIC_H2C_OPCODE_GET_FINGER_PRINT_REQUEST 13
#define NX_NIC_H2C_OPCODE_INSTALL_LICENSE_REQUEST 14
#define NX_NIC_H2C_OPCODE_GET_LICENSE_CAPABILITY_REQUEST 15
#define NX_NIC_H2C_OPCODE_GET_NET_STATS 16
#define NX_NIC_H2C_OPCODE_PROXY_UPDATE_P2V 17
#define NX_NIC_H2C_OPCODE_CONFIG_IPADDR 18
#define NX_NIC_H2C_OPCODE_CONFIG_LOOPBACK 19
#define NX_NIC_H2C_OPCODE_PROXY_STOP_DONE 20
#define NX_NIC_H2C_OPCODE_GET_LINKEVENT 21
#define NX_NIC_C2C_OPCODE 22
#define NX_NIC_H2C_OPCODE_CONFIG_BRIDGING 23
#define NX_NIC_H2C_OPCODE_CONFIG_HW_LRO 24
#define NX_NIC_H2C_OPCODE_LAST 25
/*
* Firmware --> Driver
*/
#define NX_NIC_C2H_OPCODE_START 128
#define NX_NIC_C2H_OPCODE_CONFIG_RSS_RESPONSE 129
#define NX_NIC_C2H_OPCODE_CONFIG_RSS_TBL_RESPONSE 130
#define NX_NIC_C2H_OPCODE_CONFIG_MAC_RESPONSE 131
#define NX_NIC_C2H_OPCODE_CONFIG_PROMISCUOUS_RESPONSE 132
#define NX_NIC_C2H_OPCODE_CONFIG_L2_MAC_RESPONSE 133
#define NX_NIC_C2H_OPCODE_LRO_DELETE_RESPONSE 134
#define NX_NIC_C2H_OPCODE_LRO_ADD_FAILURE_RESPONSE 135
#define NX_NIC_C2H_OPCODE_GET_SNMP_STATS 136
#define NX_NIC_C2H_OPCODE_GET_FINGER_PRINT_REPLY 137
#define NX_NIC_C2H_OPCODE_INSTALL_LICENSE_REPLY 138
#define NX_NIC_C2H_OPCODE_GET_LICENSE_CAPABILITIES_REPLY 139
#define NX_NIC_C2H_OPCODE_GET_NET_STATS_RESPONSE 140
#define NX_NIC_C2H_OPCODE_GET_LINKEVENT_RESPONSE 141
#define NX_NIC_C2H_OPCODE_LAST 142
#define VPORT_MISS_MODE_DROP 0 /* drop all unmatched */
#define VPORT_MISS_MODE_ACCEPT_ALL 1 /* accept all packets */
#define VPORT_MISS_MODE_ACCEPT_MULTI 2 /* accept unmatched multicast */
#define NX_NIC_LRO_REQUEST_FIRST 0
#define NX_NIC_LRO_REQUEST_ADD_FLOW 1
#define NX_NIC_LRO_REQUEST_DELETE_FLOW 2
#define NX_NIC_LRO_REQUEST_TIMER 3
#define NX_NIC_LRO_REQUEST_CLEANUP 4
#define NX_NIC_LRO_REQUEST_ADD_FLOW_SCHEDULED 5
#define NX_TOE_LRO_REQUEST_ADD_FLOW 6
#define NX_TOE_LRO_REQUEST_ADD_FLOW_RESPONSE 7
#define NX_TOE_LRO_REQUEST_DELETE_FLOW 8
#define NX_TOE_LRO_REQUEST_DELETE_FLOW_RESPONSE 9
#define NX_TOE_LRO_REQUEST_TIMER 10
#define NX_NIC_LRO_REQUEST_LAST 11
#define NX_FW_CAPABILITY_LINK_NOTIFICATION (1 << 5)
#define NX_FW_CAPABILITY_SWITCHING (1 << 6)
#define NX_FW_CAPABILITY_PEXQ (1 << 7)
#define NX_FW_CAPABILITY_BDG (1 << 8)
#define NX_FW_CAPABILITY_FVLANTX (1 << 9)
#define NX_FW_CAPABILITY_HW_LRO (1 << 10)
/* module types */
#define LINKEVENT_MODULE_NOT_PRESENT 1
#define LINKEVENT_MODULE_OPTICAL_UNKNOWN 2
#define LINKEVENT_MODULE_OPTICAL_SRLR 3
#define LINKEVENT_MODULE_OPTICAL_LRM 4
#define LINKEVENT_MODULE_OPTICAL_SFP_1G 5
#define LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE 6
#define LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN 7
#define LINKEVENT_MODULE_TWINAX 8
#define LINKSPEED_10GBPS 10000
#define LINKSPEED_1GBPS 1000
#define LINKSPEED_100MBPS 100
#define LINKSPEED_10MBPS 10
#define LINKSPEED_ENCODED_10MBPS 0
#define LINKSPEED_ENCODED_100MBPS 1
#define LINKSPEED_ENCODED_1GBPS 2
#define LINKEVENT_AUTONEG_DISABLED 0
#define LINKEVENT_AUTONEG_ENABLED 1
#define LINKEVENT_HALF_DUPLEX 0
#define LINKEVENT_FULL_DUPLEX 1
#define LINKEVENT_LINKSPEED_MBPS 0
#define LINKEVENT_LINKSPEED_ENCODED 1
/* firmware response header:
* 63:58 - message type
* 57:56 - owner
* 55:53 - desc count
* 52:48 - reserved
* 47:40 - completion id
* 39:32 - opcode
* 31:16 - error code
* 15:00 - reserved
*/
#define netxen_get_nic_msgtype(msg_hdr) \
((msg_hdr >> 58) & 0x3F)
#define netxen_get_nic_msg_compid(msg_hdr) \
((msg_hdr >> 40) & 0xFF)
#define netxen_get_nic_msg_opcode(msg_hdr) \
((msg_hdr >> 32) & 0xFF)
#define netxen_get_nic_msg_errcode(msg_hdr) \
((msg_hdr >> 16) & 0xFFFF)
typedef struct {
union {
struct {
u64 hdr;
u64 body[7];
};
u64 words[8];
};
} nx_fw_msg_t;
typedef struct {
__le64 qhdr;
__le64 req_hdr;
__le64 words[6];
} nx_nic_req_t;
typedef struct {
u8 op;
u8 tag;
u8 mac_addr[6];
} nx_mac_req_t;
#define MAX_PENDING_DESC_BLOCK_SIZE 64
#define NETXEN_NIC_MSI_ENABLED 0x02
#define NETXEN_NIC_MSIX_ENABLED 0x04
#define NETXEN_NIC_LRO_ENABLED 0x08
#define NETXEN_NIC_BRIDGE_ENABLED 0X10
#define NETXEN_IS_MSI_FAMILY(adapter) \
((adapter)->flags & (NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED))
#define MSIX_ENTRIES_PER_ADAPTER NUM_STS_DESC_RINGS
#define NETXEN_MSIX_TBL_SPACE 8192
#define NETXEN_PCI_REG_MSIX_TBL 0x44
#define NETXEN_DB_MAPSIZE_BYTES 0x1000
#define NETXEN_NETDEV_WEIGHT 128
#define NETXEN_ADAPTER_UP_MAGIC 777
#define NETXEN_NIC_PEG_TUNE 0
#define __NX_FW_ATTACHED 0
#define __NX_DEV_UP 1
#define __NX_RESETTING 2
struct netxen_dummy_dma {
void *addr;
dma_addr_t phys_addr;
};
struct netxen_adapter {
struct netxen_hardware_context ahw;
struct net_device *netdev;
struct pci_dev *pdev;
struct list_head mac_list;
u32 curr_window;
u32 crb_win;
rwlock_t adapter_lock;
spinlock_t tx_clean_lock;
u16 num_txd;
u16 num_rxd;
u16 num_jumbo_rxd;
u16 num_lro_rxd;
u8 max_rds_rings;
u8 max_sds_rings;
u8 driver_mismatch;
u8 msix_supported;
u8 rx_csum;
u8 pci_using_dac;
u8 portnum;
u8 physical_port;
u8 mc_enabled;
u8 max_mc_count;
u8 rss_supported;
u8 link_changed;
u8 fw_wait_cnt;
u8 fw_fail_cnt;
u8 tx_timeo_cnt;
u8 need_fw_reset;
u8 has_link_events;
u8 fw_type;
u16 tx_context_id;
u16 mtu;
u16 is_up;
u16 link_speed;
u16 link_duplex;
u16 link_autoneg;
u16 module_type;
u32 capabilities;
u32 flags;
u32 irq;
u32 temp;
u32 int_vec_bit;
u32 heartbit;
u8 mac_addr[ETH_ALEN];
struct netxen_adapter_stats stats;
struct netxen_recv_context recv_ctx;
struct nx_host_tx_ring *tx_ring;
int (*macaddr_set) (struct netxen_adapter *, u8 *);
int (*set_mtu) (struct netxen_adapter *, int);
int (*set_promisc) (struct netxen_adapter *, u32);
void (*set_multi) (struct net_device *);
int (*phy_read) (struct netxen_adapter *, u32 reg, u32 *);
int (*phy_write) (struct netxen_adapter *, u32 reg, u32 val);
int (*init_port) (struct netxen_adapter *, int);
int (*stop_port) (struct netxen_adapter *);
u32 (*crb_read)(struct netxen_adapter *, ulong);
int (*crb_write)(struct netxen_adapter *, ulong, u32);
int (*pci_mem_read)(struct netxen_adapter *, u64, void *, int);
int (*pci_mem_write)(struct netxen_adapter *, u64, void *, int);
unsigned long (*pci_set_window)(struct netxen_adapter *,
unsigned long long);
u32 (*io_read)(struct netxen_adapter *, void __iomem *);
void (*io_write)(struct netxen_adapter *, void __iomem *, u32);
void __iomem *tgt_mask_reg;
void __iomem *pci_int_reg;
void __iomem *tgt_status_reg;
void __iomem *crb_int_state_reg;
void __iomem *isr_int_vec;
struct msix_entry msix_entries[MSIX_ENTRIES_PER_ADAPTER];
struct netxen_dummy_dma dummy_dma;
struct delayed_work fw_work;
struct work_struct tx_timeout_task;
struct net_device_stats net_stats;
nx_nic_intr_coalesce_t coal;
unsigned long state;
u32 resv5;
u32 fw_version;
const struct firmware *fw;
};
int netxen_niu_xg_init_port(struct netxen_adapter *adapter, int port);
int netxen_niu_disable_xg_port(struct netxen_adapter *adapter);
int nx_fw_cmd_query_phy(struct netxen_adapter *adapter, u32 reg, u32 *val);
int nx_fw_cmd_set_phy(struct netxen_adapter *adapter, u32 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);
int netxen_p2_nic_set_mac_addr(struct netxen_adapter *adapter, u8 *addr);
int netxen_p3_nic_set_mac_addr(struct netxen_adapter *adapter, u8 *addr);
#define NXRD32(adapter, off) \
(adapter->crb_read(adapter, off))
#define NXWR32(adapter, off, val) \
(adapter->crb_write(adapter, off, val))
#define NXRDIO(adapter, addr) \
(adapter->io_read(adapter, addr))
#define NXWRIO(adapter, addr, val) \
(adapter->io_write(adapter, addr, val))
int netxen_pcie_sem_lock(struct netxen_adapter *, int, u32);
void netxen_pcie_sem_unlock(struct netxen_adapter *, int);
#define netxen_rom_lock(a) \
netxen_pcie_sem_lock((a), 2, NETXEN_ROM_LOCK_ID)
#define netxen_rom_unlock(a) \
netxen_pcie_sem_unlock((a), 2)
#define netxen_phy_lock(a) \
netxen_pcie_sem_lock((a), 3, NETXEN_PHY_LOCK_ID)
#define netxen_phy_unlock(a) \
netxen_pcie_sem_unlock((a), 3)
#define netxen_api_lock(a) \
netxen_pcie_sem_lock((a), 5, 0)
#define netxen_api_unlock(a) \
netxen_pcie_sem_unlock((a), 5)
#define netxen_sw_lock(a) \
netxen_pcie_sem_lock((a), 6, 0)
#define netxen_sw_unlock(a) \
netxen_pcie_sem_unlock((a), 6)
#define crb_win_lock(a) \
netxen_pcie_sem_lock((a), 7, NETXEN_CRB_WIN_LOCK_ID)
#define crb_win_unlock(a) \
netxen_pcie_sem_unlock((a), 7)
int netxen_nic_get_board_info(struct netxen_adapter *adapter);
int netxen_nic_wol_supported(struct netxen_adapter *adapter);
/* Functions from netxen_nic_init.c */
int netxen_init_dummy_dma(struct netxen_adapter *adapter);
void netxen_free_dummy_dma(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_need_fw_reset(struct netxen_adapter *adapter);
void netxen_request_firmware(struct netxen_adapter *adapter);
void netxen_release_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);
int netxen_alloc_sw_resources(struct netxen_adapter *adapter);
void netxen_free_sw_resources(struct netxen_adapter *adapter);
void netxen_setup_hwops(struct netxen_adapter *adapter);
void __iomem *netxen_get_ioaddr(struct netxen_adapter *, u32);
int netxen_alloc_hw_resources(struct netxen_adapter *adapter);
void netxen_free_hw_resources(struct netxen_adapter *adapter);
void netxen_release_rx_buffers(struct netxen_adapter *adapter);
void netxen_release_tx_buffers(struct netxen_adapter *adapter);
int netxen_init_firmware(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 ringid,
struct nx_host_rds_ring *rds_ring);
int netxen_process_cmd_ring(struct netxen_adapter *adapter);
int netxen_process_rcv_ring(struct nx_host_sds_ring *sds_ring, int max);
void netxen_p2_nic_set_multi(struct net_device *netdev);
void netxen_p3_nic_set_multi(struct net_device *netdev);
void netxen_p3_free_mac_list(struct netxen_adapter *adapter);
int netxen_p2_nic_set_promisc(struct netxen_adapter *adapter, u32 mode);
int netxen_p3_nic_set_promisc(struct netxen_adapter *adapter, u32);
int netxen_config_intr_coalesce(struct netxen_adapter *adapter);
int netxen_config_rss(struct netxen_adapter *adapter, int enable);
int netxen_config_ipaddr(struct netxen_adapter *adapter, u32 ip, int cmd);
int netxen_linkevent_request(struct netxen_adapter *adapter, int enable);
void netxen_advert_link_change(struct netxen_adapter *adapter, int linkup);
int nx_fw_cmd_set_mtu(struct netxen_adapter *adapter, int mtu);
int netxen_nic_change_mtu(struct net_device *netdev, int new_mtu);
int netxen_config_hw_lro(struct netxen_adapter *adapter, int enable);
int netxen_config_bridged_mode(struct netxen_adapter *adapter, int enable);
int netxen_send_lro_cleanup(struct netxen_adapter *adapter);
int netxen_nic_set_mac(struct net_device *netdev, void *p);
struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev);
void netxen_nic_update_cmd_producer(struct netxen_adapter *adapter,
struct nx_host_tx_ring *tx_ring);
/* Functions from netxen_nic_main.c */
int netxen_nic_reset_context(struct netxen_adapter *);
/*
* NetXen Board information
*/
#define NETXEN_MAX_SHORT_NAME 32
struct netxen_brdinfo {
int 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"},
{NETXEN_BRDTYPE_P3_REF_QG, 4, "Reference Quad Gig "},
{NETXEN_BRDTYPE_P3_HMEZ, 2, "Dual XGb HMEZ"},
{NETXEN_BRDTYPE_P3_10G_CX4_LP, 2, "Dual XGb CX4 LP"},
{NETXEN_BRDTYPE_P3_4_GB, 4, "Quad Gig LP"},
{NETXEN_BRDTYPE_P3_IMEZ, 2, "Dual XGb IMEZ"},
{NETXEN_BRDTYPE_P3_10G_SFP_PLUS, 2, "Dual XGb SFP+ LP"},
{NETXEN_BRDTYPE_P3_10000_BASE_T, 1, "XGB 10G BaseT LP"},
{NETXEN_BRDTYPE_P3_XG_LOM, 2, "Dual XGb LOM"},
{NETXEN_BRDTYPE_P3_4_GB_MM, 4, "NX3031 Gigabit Ethernet"},
{NETXEN_BRDTYPE_P3_10G_SFP_CT, 2, "NX3031 10 Gigabit Ethernet"},
{NETXEN_BRDTYPE_P3_10G_SFP_QT, 2, "Quanta Dual XGb SFP+"},
{NETXEN_BRDTYPE_P3_10G_CX4, 2, "Reference Dual CX4 Option"},
{NETXEN_BRDTYPE_P3_10G_XFP, 1, "Reference Single XFP Option"}
};
#define NUM_SUPPORTED_BOARDS ARRAY_SIZE(netxen_boards)
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 u32 netxen_tx_avail(struct nx_host_tx_ring *tx_ring)
{
smp_mb();
return find_diff_among(tx_ring->producer,
tx_ring->sw_consumer, tx_ring->num_desc);
}
int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 *mac);
int netxen_p3_get_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 const struct ethtool_ops netxen_nic_ethtool_ops;
#endif /* __NETXEN_NIC_H_ */
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