path: root/drivers/net/s2io.h

/************************************************************************
 * s2io.h: A Linux PCI-X Ethernet driver for Neterion 10GbE Server NIC
 * Copyright(c) 2002-2005 Neterion Inc.

 * This software may be used and distributed according to the terms of
 * the GNU General Public License (GPL), incorporated herein by reference.
 * Drivers based on or derived from this code fall under the GPL and must
 * retain the authorship, copyright and license notice.  This file is not
 * a complete program and may only be used when the entire operating
 * system is licensed under the GPL.
 * See the file COPYING in this distribution for more information.
 ************************************************************************/
#ifndef _S2IO_H
#define _S2IO_H

#define TBD 0
#define BIT(loc)		(0x8000000000000000ULL >> (loc))
#define vBIT(val, loc, sz)	(((u64)val) << (64-loc-sz))
#define INV(d)  ((d&0xff)<<24) | (((d>>8)&0xff)<<16) | (((d>>16)&0xff)<<8)| ((d>>24)&0xff)

#ifndef BOOL
#define BOOL    int
#endif

#ifndef TRUE
#define TRUE    1
#define FALSE   0
#endif

#undef SUCCESS
#define SUCCESS 0
#define FAILURE -1

#define CHECKBIT(value, nbit) (value & (1 << nbit))

/* Maximum time to flicker LED when asked to identify NIC using ethtool */
#define MAX_FLICKER_TIME	60000 /* 60 Secs */

/* Maximum outstanding splits to be configured into xena. */
typedef enum xena_max_outstanding_splits {
	XENA_ONE_SPLIT_TRANSACTION = 0,
	XENA_TWO_SPLIT_TRANSACTION = 1,
	XENA_THREE_SPLIT_TRANSACTION = 2,
	XENA_FOUR_SPLIT_TRANSACTION = 3,
	XENA_EIGHT_SPLIT_TRANSACTION = 4,
	XENA_TWELVE_SPLIT_TRANSACTION = 5,
	XENA_SIXTEEN_SPLIT_TRANSACTION = 6,
	XENA_THIRTYTWO_SPLIT_TRANSACTION = 7
} xena_max_outstanding_splits;
#define XENA_MAX_OUTSTANDING_SPLITS(n) (n << 4)

/*  OS concerned variables and constants */
#define WATCH_DOG_TIMEOUT		15*HZ
#define EFILL				0x1234
#define ALIGN_SIZE			127
#define	PCIX_COMMAND_REGISTER		0x62

/*
 * Debug related variables.
 */
/* different debug levels. */
#define	ERR_DBG		0
#define	INIT_DBG	1
#define	INFO_DBG	2
#define	TX_DBG		3
#define	INTR_DBG	4

/* Global variable that defines the present debug level of the driver. */
static int debug_level = ERR_DBG;

/* DEBUG message print. */
#define DBG_PRINT(dbg_level, args...)  if(!(debug_level<dbg_level)) printk(args)

/* Protocol assist features of the NIC */
#define L3_CKSUM_OK 0xFFFF
#define L4_CKSUM_OK 0xFFFF
#define S2IO_JUMBO_SIZE 9600

/* Driver statistics maintained by driver */
typedef struct {
	unsigned long long single_ecc_errs;
	unsigned long long double_ecc_errs;
	unsigned long long parity_err_cnt;
	unsigned long long serious_err_cnt;
	unsigned long long soft_reset_cnt;
	unsigned long long fifo_full_cnt;
	unsigned long long ring_full_cnt;
	/* LRO statistics */
	unsigned long long clubbed_frms_cnt;
	unsigned long long sending_both;
	unsigned long long outof_sequence_pkts;
	unsigned long long flush_max_pkts;
	unsigned long long sum_avg_pkts_aggregated;
	unsigned long long num_aggregations;
} swStat_t;

/* Xpak releated alarm and warnings */
typedef struct {
	u64 alarm_transceiver_temp_high;
	u64 alarm_transceiver_temp_low;
	u64 alarm_laser_bias_current_high;
	u64 alarm_laser_bias_current_low;
	u64 alarm_laser_output_power_high;
	u64 alarm_laser_output_power_low;
	u64 warn_transceiver_temp_high;
	u64 warn_transceiver_temp_low;
	u64 warn_laser_bias_current_high;
	u64 warn_laser_bias_current_low;
	u64 warn_laser_output_power_high;
	u64 warn_laser_output_power_low;
	u64 xpak_regs_stat;
	u32 xpak_timer_count;
} xpakStat_t;


/* The statistics block of Xena */
typedef struct stat_block {
/* Tx MAC statistics counters. */
	__le32 tmac_data_octets;
	__le32 tmac_frms;
	__le64 tmac_drop_frms;
	__le32 tmac_bcst_frms;
	__le32 tmac_mcst_frms;
	__le64 tmac_pause_ctrl_frms;
	__le32 tmac_ucst_frms;
	__le32 tmac_ttl_octets;
	__le32 tmac_any_err_frms;
	__le32 tmac_nucst_frms;
	__le64 tmac_ttl_less_fb_octets;
	__le64 tmac_vld_ip_octets;
	__le32 tmac_drop_ip;
	__le32 tmac_vld_ip;
	__le32 tmac_rst_tcp;
	__le32 tmac_icmp;
	__le64 tmac_tcp;
	__le32 reserved_0;
	__le32 tmac_udp;

/* Rx MAC Statistics counters. */
	__le32 rmac_data_octets;
	__le32 rmac_vld_frms;
	__le64 rmac_fcs_err_frms;
	__le64 rmac_drop_frms;
	__le32 rmac_vld_bcst_frms;
	__le32 rmac_vld_mcst_frms;
	__le32 rmac_out_rng_len_err_frms;
	__le32 rmac_in_rng_len_err_frms;
	__le64 rmac_long_frms;
	__le64 rmac_pause_ctrl_frms;
	__le64 rmac_unsup_ctrl_frms;
	__le32 rmac_accepted_ucst_frms;
	__le32 rmac_ttl_octets;
	__le32 rmac_discarded_frms;
	__le32 rmac_accepted_nucst_frms;
	__le32 reserved_1;
	__le32 rmac_drop_events;
	__le64 rmac_ttl_less_fb_octets;
	__le64 rmac_ttl_frms;
	__le64 reserved_2;
	__le32 rmac_usized_frms;
	__le32 reserved_3;
	__le32 rmac_frag_frms;
	__le32 rmac_osized_frms;
	__le32 reserved_4;
	__le32 rmac_jabber_frms;
	__le64 rmac_ttl_64_frms;
	__le64 rmac_ttl_65_127_frms;
	__le64 reserved_5;
	__le64 rmac_ttl_128_255_frms;
	__le64 rmac_ttl_256_511_frms;
	__le64 reserved_6;
	__le64 rmac_ttl_512_1023_frms;
	__le64 rmac_ttl_1024_1518_frms;
	__le32 rmac_ip;
	__le32 reserved_7;
	__le64 rmac_ip_octets;
	__le32 rmac_drop_ip;
	__le32 rmac_hdr_err_ip;
	__le32 reserved_8;
	__le32 rmac_icmp;
	__le64 rmac_tcp;
	__le32 rmac_err_drp_udp;
	__le32 rmac_udp;
	__le64 rmac_xgmii_err_sym;
	__le64 rmac_frms_q0;
	__le64 rmac_frms_q1;
	__le64 rmac_frms_q2;
	__le64 rmac_frms_q3;
	__le64 rmac_frms_q4;
	__le64 rmac_frms_q5;
	__le64 rmac_frms_q6;
	__le64 rmac_frms_q7;
	__le16 rmac_full_q3;
	__le16 rmac_full_q2;
	__le16 rmac_full_q1;
	__le16