diff options
Diffstat (limited to 'drivers/net/netxen/netxen_nic.h')
| -rw-r--r-- | drivers/net/netxen/netxen_nic.h | 1191 |
1 files changed, 0 insertions, 1191 deletions
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h deleted file mode 100644 index 7f20a03623a..00000000000 --- a/drivers/net/netxen/netxen_nic.h +++ /dev/null @@ -1,1191 +0,0 @@ -/* - * 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 -/* - * In netxen_nic_down(), we must wait for any pending callback requests into - * netxen_watchdog_task() to complete; eg otherwise the watchdog_timer could be - * reenabled right after it is deleted in netxen_nic_down(). FLUSH_SCHEDULED_WORK() - * does this synchronization. - * - * Normally, schedule_work()/flush_scheduled_work() could have worked, but - * netxen_nic_close() is invoked with kernel rtnl lock held. netif_carrier_off() - * call in netxen_nic_close() triggers a schedule_work(&linkwatch_work), and a - * subsequent call to flush_scheduled_work() in netxen_nic_down() would cause - * linkwatch_event() to be executed which also attempts to acquire the rtnl - * lock thus causing a deadlock. - */ - -#define SCHEDULE_WORK(tp) queue_work(netxen_workq, tp) -#define FLUSH_SCHEDULED_WORK() flush_workqueue(netxen_workq) -extern struct workqueue_struct *netxen_workq; - -/* - * 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 */ -int netxen_nic_link_ok(struct netxen_adapter *adapter); -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_ */ |