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Message-ID: <1193910713.4836.169.camel@eliezer>
Date:	Thu, 01 Nov 2007 11:51:53 +0200
From:	"Eliezer Tamir" <eliezert@...adcom.com>
To:	davem@...emloft.net
cc:	netdev@...r.kernel.org, "Michael Chan" <mchan@...adcom.com>,
	jeff@...zik.org
Subject: Re: [PATCH][BNX2X] added register coments - bnx2x.h

posting individual files for comments.

---
/* bnx2x.h: Broadcom Everest network driver.
 *
 * Copyright (c) 2007 Broadcom Corporation
 *
 * 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.
 *
 * Written by: Eliezer Tamir <eliezert@...adcom.com>
 * Based on code from Michael Chan's bnx2 driver
 */


#ifndef BNX2X_H
#define BNX2X_H

/* error/debug prints */

#define DRV_MODULE_NAME		"bnx2x"
#define PFX DRV_MODULE_NAME	": "

/* for messages that are currently off */
#define BNX2X_MSG_OFF			0
#define BNX2X_MSG_MCP			0x10000	/* was: NETIF_MSG_HW */
#define BNX2X_MSG_STATS			0x20000	/* was: NETIF_MSG_TIMER */
#define NETIF_MSG_NVM			0x40000	/* was: NETIF_MSG_HW */
#define NETIF_MSG_DMAE			0x80000	/* was: NETIF_MSG_HW */

#define DP_LEVEL			KERN_NOTICE	/* was: KERN_DEBUG */

/* regular debug print */
#define DP(__mask, __fmt, __args...) do { \
	if (bp->msglevel & (__mask)) \
		printk(DP_LEVEL "[%s:%d(%s)]" __fmt, __FUNCTION__, \
		__LINE__, bp->dev?(bp->dev->name):"?", ##__args); \
	} while (0)

/* for errors (never masked) */
#define BNX2X_ERR(__fmt, __args...) do { \
	printk(KERN_ERR "[%s:%d(%s)]" __fmt, __FUNCTION__, \
		__LINE__, bp->dev?(bp->dev->name):"?", ##__args); \
	} while (0)

/* before we have a dev->name use dev_info() */
#define BNX2X_DEV_INFO(__fmt, __args...) do { \
	if (bp->msglevel & NETIF_MSG_PROBE) \
		dev_info(&bp->pdev->dev, __fmt, ##__args); \
	} while (0)


#ifdef BNX2X_STOP_ON_ERROR
#define bnx2x_panic() do { \
		bp->panic = 1; \
		BNX2X_ERR("driver assert\n"); \
		bnx2x_disable_int(bp); \
		bnx2x_panic_dump(bp); \
	} while (0)
#else
#define bnx2x_panic()
#endif


#define U64_LO(x)			(((u64)x) & 0xffffffff)
#define U64_HI(x)			(((u64)x) >> 32)
#define HILO_U64(hi, lo)		(((u64)hi << 32) + lo)


#define REG_ADDR(bp, offset)		(bp->regview + offset)

#define REG_RD(bp, offset)		readl(REG_ADDR(bp, offset))
#define REG_RD8(bp, offset)		readb(REG_ADDR(bp, offset))
#define REG_RD64(bp, offset)		readq(REG_ADDR(bp, offset))

#define REG_WR(bp, offset, val)		writel((u32)val, REG_ADDR(bp, offset))
#define REG_WR8(bp, offset, val)	writeb((u8)val, REG_ADDR(bp, offset))
#define REG_WR16(bp, offset, val)	writew((u16)val, REG_ADDR(bp, offset))
#define REG_WR32(bp, offset, val)	REG_WR(bp, offset, val)

#define REG_RD_IND(bp, offset)		bnx2x_reg_rd_ind(bp, offset)
#define REG_WR_IND(bp, offset, val)	bnx2x_reg_wr_ind(bp, offset, val)

#define REG_WR_DMAE(bp, offset, val, len32) \
	do { \
		memcpy(bnx2x_sp(bp, wb_data[0]), val, len32 * 4); \
		bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
				 offset, len32); \
	} while (0)

#define SHMEM_RD(bp, type) \
	REG_RD(bp, bp->shmem_base + offsetof(struct shmem_region, type))
#define SHMEM_WR(bp, type, val) \
	REG_WR(bp, bp->shmem_base + offsetof(struct shmem_region, type), val)

#define NIG_WR(reg, val)	REG_WR(bp, reg, val)
#define EMAC_WR(reg, val)	REG_WR(bp, emac_base + reg, val)
#define BMAC_WR(reg, val)	REG_WR(bp, GRCBASE_NIG + bmac_addr + reg, val)


#define for_each_queue(bp, var)	for (var = 0; var < bp->num_queues; var++)
#ifdef BCM_MULTI
#define for_each_nondefault_queue(bp, var) \
				for (var = 1; var < bp->num_queues; var++)
#define is_multi(bp)		(bp->num_queues > 1)
#endif


struct regp {
	u32 lo;
	u32 hi;
};

struct bmac_stats {
	struct regp tx_gtpkt;
	struct regp tx_gtxpf;
	struct regp tx_gtfcs;
	struct regp tx_gtmca;
	struct regp tx_gtgca;
	struct regp tx_gtfrg;
	struct regp tx_gtovr;
	struct regp tx_gt64;
	struct regp tx_gt127;
	struct regp tx_gt255;	/* 10 */
	struct regp tx_gt511;
	struct regp tx_gt1023;
	struct regp tx_gt1518;
	struct regp tx_gt2047;
	struct regp tx_gt4095;
	struct regp tx_gt9216;
	struct regp tx_gt16383;
	struct regp tx_gtmax;
	struct regp tx_gtufl;
	struct regp tx_gterr;	/* 20 */
	struct regp tx_gtbyt;

	struct regp rx_gr64;
	struct regp rx_gr127;
	struct regp rx_gr255;
	struct regp rx_gr511;
	struct regp rx_gr1023;
	struct regp rx_gr1518;
	struct regp rx_gr2047;
	struct regp rx_gr4095;
	struct regp rx_gr9216;	/* 30 */
	struct regp rx_gr16383;
	struct regp rx_grmax;
	struct regp rx_grpkt;
	struct regp rx_grfcs;
	struct regp rx_grmca;
	struct regp rx_grbca;
	struct regp rx_grxcf;
	struct regp rx_grxpf;
	struct regp rx_grxuo;
	struct regp rx_grjbr;	/* 40 */
	struct regp rx_grovr;
	struct regp rx_grflr;
	struct regp rx_grmeg;
	struct regp rx_grmeb;
	struct regp rx_grbyt;
	struct regp rx_grund;
	struct regp rx_grfrg;
	struct regp rx_grerb;
	struct regp rx_grfre;
	struct regp rx_gripj;	/* 50 */
};

struct emac_stats {
	u32 rx_ifhcinoctets                        ;
	u32 rx_ifhcinbadoctets                     ;
	u32 rx_etherstatsfragments                 ;
	u32 rx_ifhcinucastpkts                     ;
	u32 rx_ifhcinmulticastpkts                 ;
	u32 rx_ifhcinbroadcastpkts                 ;
	u32 rx_dot3statsfcserrors                  ;
	u32 rx_dot3statsalignmenterrors            ;
	u32 rx_dot3statscarriersenseerrors         ;
	u32 rx_xonpauseframesreceived              ;	/* 10 */
	u32 rx_xoffpauseframesreceived             ;
	u32 rx_maccontrolframesreceived            ;
	u32 rx_xoffstateentered                    ;
	u32 rx_dot3statsframestoolong              ;
	u32 rx_etherstatsjabbers                   ;
	u32 rx_etherstatsundersizepkts             ;
	u32 rx_etherstatspkts64octets              ;
	u32 rx_etherstatspkts65octetsto127octets   ;
	u32 rx_etherstatspkts128octetsto255octets  ;
	u32 rx_etherstatspkts256octetsto511octets  ;	/* 20 */
	u32 rx_etherstatspkts512octetsto1023octets ;
	u32 rx_etherstatspkts1024octetsto1522octets;
	u32 rx_etherstatspktsover1522octets        ;

	u32 rx_falsecarriererrors                  ;

	u32 tx_ifhcoutoctets                       ;
	u32 tx_ifhcoutbadoctets                    ;
	u32 tx_etherstatscollisions                ;
	u32 tx_outxonsent                          ;
	u32 tx_outxoffsent                         ;
	u32 tx_flowcontroldone                     ;	/* 30 */
	u32 tx_dot3statssinglecollisionframes      ;
	u32 tx_dot3statsmultiplecollisionframes    ;
	u32 tx_dot3statsdeferredtransmissions      ;
	u32 tx_dot3statsexcessivecollisions        ;
	u32 tx_dot3statslatecollisions             ;
	u32 tx_ifhcoutucastpkts                    ;
	u32 tx_ifhcoutmulticastpkts                ;
	u32 tx_ifhcoutbroadcastpkts                ;
	u32 tx_etherstatspkts64octets              ;
	u32 tx_etherstatspkts65octetsto127octets   ;	/* 40 */
	u32 tx_etherstatspkts128octetsto255octets  ;
	u32 tx_etherstatspkts256octetsto511octets  ;
	u32 tx_etherstatspkts512octetsto1023octets ;
	u32 tx_etherstatspkts1024octetsto1522octet ;
	u32 tx_etherstatspktsover1522octets        ;
	u32 tx_dot3statsinternalmactransmiterrors  ;	/* 46 */
};

union mac_stats {
	struct emac_stats emac;
	struct bmac_stats bmac;
};

struct nig_stats {
	u32 brb_discard;
	u32 brb_packet;
	u32 brb_truncate;
	u32 flow_ctrl_discard;
	u32 flow_ctrl_octets;
	u32 flow_ctrl_packet;
	u32 mng_discard;
	u32 mng_octet_inp;
	u32 mng_octet_out;
	u32 mng_packet_inp;
	u32 mng_packet_out;
	u32 pbf_octets;
	u32 pbf_packet;
	u32 safc_inp;
	u32 done;
	u32 pad;
};

struct bnx2x_eth_stats {
	u32 pad;	/* to make long counters u64 aligned */
	u32 mac_stx_start;
	u32 total_bytes_received_hi;
	u32 total_bytes_received_lo;
	u32 total_bytes_transmitted_hi;
	u32 total_bytes_transmitted_lo;
	u32 total_unicast_packets_received_hi;
	u32 total_unicast_packets_received_lo;
	u32 total_multicast_packets_received_hi;
	u32 total_multicast_packets_received_lo;
	u32 total_broadcast_packets_received_hi;
	u32 total_broadcast_packets_received_lo;
	u32 total_unicast_packets_transmitted_hi;
	u32 total_unicast_packets_transmitted_lo;
	u32 total_multicast_packets_transmitted_hi;
	u32 total_multicast_packets_transmitted_lo;
	u32 total_broadcast_packets_transmitted_hi;
	u32 total_broadcast_packets_transmitted_lo;
	u32 crc_receive_errors;
	u32 alignment_errors;
	u32 false_carrier_detections;
	u32 runt_packets_received;
	u32 jabber_packets_received;
	u32 pause_xon_frames_received;
	u32 pause_xoff_frames_received;
	u32 pause_xon_frames_transmitted;
	u32 pause_xoff_frames_transmitted;
	u32 single_collision_transmit_frames;
	u32 multiple_collision_transmit_frames;
	u32 late_collision_frames;
	u32 excessive_collision_frames;
	u32 control_frames_received;
	u32 frames_received_64_bytes;
	u32 frames_received_65_127_bytes;
	u32 frames_received_128_255_bytes;
	u32 frames_received_256_511_bytes;
	u32 frames_received_512_1023_bytes;
	u32 frames_received_1024_1522_bytes;
	u32 frames_received_1523_9022_bytes;
	u32 frames_transmitted_64_bytes;
	u32 frames_transmitted_65_127_bytes;
	u32 frames_transmitted_128_255_bytes;
	u32 frames_transmitted_256_511_bytes;
	u32 frames_transmitted_512_1023_bytes;
	u32 frames_transmitted_1024_1522_bytes;
	u32 frames_transmitted_1523_9022_bytes;
	u32 valid_bytes_received_hi;
	u32 valid_bytes_received_lo;
	u32 error_runt_packets_received;
	u32 error_jabber_packets_received;
	u32 mac_stx_end;

	u32 pad2;
	u32 stat_IfHCInBadOctets_hi;
	u32 stat_IfHCInBadOctets_lo;
	u32 stat_IfHCOutBadOctets_hi;
	u32 stat_IfHCOutBadOctets_lo;
	u32 stat_Dot3statsinternalmactransmiterrors;
	u32 stat_Dot3StatsCarrierSenseErrors;
	u32 stat_Dot3StatsDeferredTransmissions;
	u32 stat_FlowControlDone;
	u32 stat_XoffStateEntered;

	u32 x_total_sent_bytes_hi;
	u32 x_total_sent_bytes_lo;
	u32 x_total_sent_pkts;

	u32 t_rcv_unicast_bytes_hi;
	u32 t_rcv_unicast_bytes_lo;
	u32 t_rcv_broadcast_bytes_hi;
	u32 t_rcv_broadcast_bytes_lo;
	u32 t_rcv_multicast_bytes_hi;
	u32 t_rcv_multicast_bytes_lo;
	u32 t_total_rcv_pkt;

	u32 no_buff_discard;
	u32 errors_discard;
	u32 ttl0_discard;
	u32 mac_filter_discard;
	u32 xxoverflow_discard;

	u32 brb_discard;
	u32 brb_packet;
	u32 brb_truncate;
	u32 flow_ctrl_discard;
	u32 flow_ctrl_octets;
	u32 flow_ctrl_packet;
	u32 mng_discard;
	u32 mng_octet_inp;
	u32 mng_octet_out;
	u32 mng_packet_inp;
	u32 mng_packet_out;
	u32 pbf_octets;
	u32 pbf_packet;
	u32 safc_inp;
	u32 driver_xoff;
	u32 number_of_bugs_found_in_stats_spec; /* just kidding */
};

#ifdef BCM_MULTI
#define MAX_CONTEXT			16
#else
#define MAX_CONTEXT			1
#endif

union cdu_context {
	struct eth_context eth;
	char pad[1024];
};

/* DMA memory not used in fastpath */
struct bnx2x_slowpath {
	union cdu_context		context[MAX_CONTEXT];
	struct eth_stats_query		fw_stats;
	struct mac_configuration_cmd	mac_config;
	struct mac_configuration_cmd	mcast_config;

	union mac_stats			mac_stats;
	struct nig_stats		nig;
	struct bnx2x_eth_stats		eth_stats;

	u32				wb_comp;
#define BNX2X_WB_COMP_VAL		0xe0d0d0ae
	u32				wb_data[4];
};

#define bnx2x_sp(bp, var)		(&bp->slowpath->var)
#define bnx2x_sp_check(bp, var)	((bp->slowpath) ? (&bp->slowpath->var) : NULL)
#define bnx2x_sp_mapping(bp, var) \
		(bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))


struct sw_rx_bd {
	struct sk_buff	*skb;
	DECLARE_PCI_UNMAP_ADDR(mapping)
};

struct sw_tx_bd {
	struct sk_buff	*skb;
	u16		first_bd;
};

struct bnx2x_fastpath {

	struct napi_struct	napi;

	struct host_status_block *status_blk;
	dma_addr_t		status_blk_mapping;

	struct eth_tx_db_data	*hw_tx_prods;
	dma_addr_t		tx_prods_mapping;

	struct sw_tx_bd		*tx_buf_ring;

	struct eth_tx_bd	*tx_desc_ring;
	dma_addr_t		tx_desc_mapping;

	struct sw_rx_bd		*rx_buf_ring;

	struct eth_rx_bd	*rx_desc_ring;
	dma_addr_t		rx_desc_mapping;

	union eth_rx_cqe	*rx_comp_ring;
	dma_addr_t		rx_comp_mapping;

	int			state;
#define BNX2X_FP_STATE_CLOSED		0
#define BNX2X_FP_STATE_IRQ		0x80000
#define BNX2X_FP_STATE_OPENING		0x90000
#define BNX2X_FP_STATE_OPEN		0xa0000
#define BNX2X_FP_STATE_HALTING		0xb0000
#define BNX2X_FP_STATE_HALTED		0xc0000
#define BNX2X_FP_STATE_DELETED		0xd0000
#define BNX2X_FP_STATE_CLOSE_IRQ	0xe0000

	struct tasklet_struct	fp_task;
	int			index;

	u16			tx_pkt_prod;
	u16			tx_pkt_cons;
	u16			tx_bd_prod;
	u16			tx_bd_cons;
	u16			*tx_cons_sb;

	u16			fp_c_idx;
	u16			fp_u_idx;

	u16			rx_bd_prod;
	u16			rx_bd_cons;
	u16			rx_comp_prod;
	u16			rx_comp_cons;
	u16			*rx_cons_sb;

	unsigned long		tx_pkt,
				rx_pkt,
				rx_calls;

	struct bnx2x		*bp; /* parent */
};

#define bnx2x_fp(bp, nr, var)		(bp->fp[nr].var)


/* attn group wiring */
#define MAX_DYNAMIC_ATTN_GRPS		8

struct attn_route {
	u32	sig[4];
};

struct bnx2x {
	/* Fields used in the tx and intr/napi performance paths
	 * are grouped together in the beginning of the structure
	 */
	void __iomem		*regview;
	void __iomem		*doorbells;

	struct net_device	*dev;
	struct pci_dev		*pdev;

	atomic_t		intr_sem;

	struct msix_entry	msix_table[MAX_CONTEXT+1];

	int			tx_ring_size;

#ifdef BCM_VLAN
	struct vlan_group	*vlgrp;
#endif

	u32			rx_csum;
	u32			rx_offset;
	u32			rx_buf_use_size;	/* useable size */
	u32			rx_buf_size;		/* with alignment */

	struct host_def_status_block *def_status_blk;
	u16			def_c_idx;
	u16			def_u_idx;
	u16			def_t_idx;
	u16			def_x_idx;
	u16			def_att_idx;
	u32			attn_state;
	struct attn_route	attn_group[MAX_DYNAMIC_ATTN_GRPS];
	u32			aeu_mask;
	u32			nig_mask;

	/* slow path ring */
	struct eth_spe		*spq;
	dma_addr_t		spq_mapping;
	u16			spq_prod_idx;
	u16			spq_cons_idx;
	u16			dsb_sp_prod_idx;
	struct eth_spe		*spq_prod_bd;
	struct eth_spe		*spq_last_bd;
	u16			*spq_hw_cons;
	u16			*dsb_sp_prod;
	u16			spq_left;
	/* Used to serialize slowpath events */
	spinlock_t		spq_lock;

	/* Flag for marking that there is either
	 * STAT_QUERY or CFC DELETE ramrod pending
	 */
	u8			stat_pending;

	/* End of fileds used in the performance code paths */

	int			panic;
	int			msglevel;

	u32			flags;
#define PCIX_FLAG			1
#define PCI_32BIT_FLAG			2
#define ONE_TDMA_FLAG			4	/* no longer used */
#define NO_WOL_FLAG			8
#define USING_DAC_FLAG			0x10
#define USING_MSIX_FLAG			0x20
#define ASF_ENABLE_FLAG			0x40

	int			port;

	int			pm_cap;
	int			pcie_cap;

	/* Used to synchronize phy accesses */
	spinlock_t		phy_lock;

	struct work_struct	reset_task;
	u16			in_reset_task;

	struct tasklet_struct	sp_task;
	u16			sp_task_en;

	struct timer_list	timer;
	int			timer_interval;
	int			current_interval;

	u32			shmem_base;

	u32			chip_id;
/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
#define CHIP_ID(bp)			(((bp)->chip_id) & 0xfffffff0)

#define CHIP_NUM(bp)			(((bp)->chip_id) & 0xffff0000)
#define CHIP_NUM_5710			0x57100000

#define CHIP_REV(bp)			(((bp)->chip_id) & 0x0000f000)
#define CHIP_REV_Ax			0x00000000
#define CHIP_REV_Bx			0x00001000
#define CHIP_REV_Cx			0x00002000
#define CHIP_REV_EMUL			0x0000e000
#define CHIP_REV_FPGA			0x0000f000
#define CHIP_REV_IS_SLOW(bp)		((CHIP_REV(bp) == CHIP_REV_EMUL) || \
					 (CHIP_REV(bp) == CHIP_REV_FPGA))

#define CHIP_METAL(bp)			(((bp)->chip_id) & 0x00000ff0)
#define CHIP_BOND_ID(bp)		(((bp)->chip_id) & 0x0000000f)

	u16			fw_seq;
	u16			fw_drv_pulse_wr_seq;
	u32			fw_mb;

	u32			hw_config;
	u32			serdes_config;
	u32			lane_config;
	u32			ext_phy_config;
#define XGXS_EXT_PHY_TYPE(bp)		(bp->ext_phy_config & \
					 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK)
#define SERDES_EXT_PHY_TYPE(bp)		(bp->ext_phy_config & \
					 PORT_HW_CFG_SERDES_EXT_PHY_TYPE_MASK)

	u32			speed_cap_mask;
	u32			link_config;
#define SWITCH_CFG_1G			PORT_FEATURE_CON_SWITCH_1G_SWITCH
#define SWITCH_CFG_10G			PORT_FEATURE_CON_SWITCH_10G_SWITCH
#define SWITCH_CFG_AUTO_DETECT		PORT_FEATURE_CON_SWITCH_AUTO_DETECT
#define SWITCH_CFG_ONE_TIME_DETECT	\
				PORT_FEATURE_CON_SWITCH_ONE_TIME_DETECT

	u8			ser_lane;
	u8			rx_lane_swap;
	u8			tx_lane_swap;

	u8			link_up;

	u32			supported;
/* link settings - missing defines */
#define SUPPORTED_2500baseT_Full	(1 << 15)
#define SUPPORTED_CX4			(1 << 16)

	u32			phy_flags;
/*#define PHY_SERDES_FLAG			0x1*/
#define PHY_BMAC_FLAG			0x2
#define PHY_EMAC_FLAG			0x4
#define PHY_XGXS_FLAG			0x8
#define PHY_SGMII_FLAG			0x10
#define PHY_INT_MODE_MASK_FLAG		0x300
#define PHY_INT_MODE_AUTO_POLLING_FLAG	0x100
#define PHY_INT_MODE_LINK_READY_FLAG	0x200

	u32			phy_addr;
	u32			phy_id;

	u32			autoneg;
#define AUTONEG_CL37			SHARED_HW_CFG_AN_ENABLE_CL37
#define AUTONEG_CL73			SHARED_HW_CFG_AN_ENABLE_CL73
#define AUTONEG_BAM			SHARED_HW_CFG_AN_ENABLE_BAM
#define AUTONEG_PARALLEL		\
				SHARED_HW_CFG_AN_ENABLE_PARALLEL_DETECTION
#define AUTONEG_SGMII_FIBER_AUTODET	\
				SHARED_HW_CFG_AN_EN_SGMII_FIBER_AUTO_DETECT
#define AUTONEG_REMOTE_PHY		SHARED_HW_CFG_AN_ENABLE_REMOTE_PHY

	u32			req_autoneg;
#define AUTONEG_SPEED			0x1
#define AUTONEG_FLOW_CTRL		0x2

	u32			req_line_speed;
/* link settings - missing defines */
#define SPEED_12000			12000
#define SPEED_12500			12500
#define SPEED_13000			13000
#define SPEED_15000			15000
#define SPEED_16000			16000

	u32			req_duplex;
	u32			req_flow_ctrl;
#define FLOW_CTRL_AUTO			PORT_FEATURE_FLOW_CONTROL_AUTO
#define FLOW_CTRL_TX			PORT_FEATURE_FLOW_CONTROL_TX
#define FLOW_CTRL_RX			PORT_FEATURE_FLOW_CONTROL_RX
#define FLOW_CTRL_BOTH			PORT_FEATURE_FLOW_CONTROL_BOTH
#define FLOW_CTRL_NONE			PORT_FEATURE_FLOW_CONTROL_NONE

	u32			pause_mode;
#define PAUSE_NONE			0
#define PAUSE_SYMMETRIC			1
#define PAUSE_ASYMMETRIC		2
#define PAUSE_BOTH			3

	u32			advertising;
/* link settings - missing defines */
#define ADVERTISED_2500baseT_Full	(1 << 15)
#define ADVERTISED_CX4			(1 << 16)

	u32			link_status;
	u32			line_speed;
	u32			duplex;
	u32			flow_ctrl;

	u32			bc_ver;

	int			flash_size;
#define NVRAM_1MB_SIZE			0x20000	/* 1M bit in bytes */
#define NVRAM_TIMEOUT_COUNT		30000
#define NVRAM_PAGE_SIZE			256

	int			rx_ring_size;

	u16			tx_quick_cons_trip_int;
	u16			tx_quick_cons_trip;
	u16			tx_ticks_int;
	u16			tx_ticks;

	u16			rx_quick_cons_trip_int;
	u16			rx_quick_cons_trip;
	u16			rx_ticks_int;
	u16			rx_ticks;

	u32			stats_ticks;

	int			state;
#define BNX2X_STATE_CLOSED		0x0
#define BNX2X_STATE_OPENING_WAIT4_LOAD	0x1000
#define BNX2X_STATE_OPENING_WAIT4_PORT	0x2000
#define BNX2X_STATE_OPEN		0x3000
#define BNX2X_STATE_CLOSING_WAIT4_HALT	0x4000
#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
#define BNX2X_STATE_CLOSING_WAIT4_UNLOAD 0x6000
#define BNX2X_STATE_ERROR		0xF000

	int			num_queues;

	u32			rx_mode;
#define BNX2X_RX_MODE_NONE		0
#define BNX2X_RX_MODE_NORMAL		1
#define BNX2X_RX_MODE_ALLMULTI		2
#define BNX2X_RX_MODE_PROMISC		3
#define BNX2X_MAX_MULTICAST		64
#define BNX2X_MAX_EMUL_MULTI		16

	dma_addr_t		def_status_blk_mapping;

	struct bnx2x_slowpath	*slowpath;
	dma_addr_t		slowpath_mapping;

#ifdef BCM_ISCSI
	void			*t1;
	dma_addr_t		t1_mapping;
	void			*t2;
	dma_addr_t		t2_mapping;
	void			*timers;
	dma_addr_t		timers_mapping;
	void			*qm;
	dma_addr_t		qm_mapping;
#endif

	char			*name;
	u16			bus_speed_mhz;
	u8			wol;
	u8			pad;

	/* used to synchronize stats collecting */
	int			stats_state;
#define STATS_STATE_DISABLE		0
#define STATS_STATE_ENABLE		1
#define STATS_STATE_STOP		2 /* stop stats on next iteration */

	u32			old_brb_discard;
	struct bmac_stats	old_bmac;
	struct tstorm_per_client_stats old_tclient;
	struct dmae_command	dmae;

	struct z_stream_s	*strm;
	void			*gunzip_buf;
	dma_addr_t		gunzip_mapping;
	int			gunzip_outlen;
#define FW_BUF_SIZE			0x8000

	struct bnx2x_fastpath	fp[1];
};


/* DMAE command defines */
#define DMAE_CMD_SRC_PCI		0
#define DMAE_CMD_SRC_GRC		DMAE_COMMAND_SRC

#define DMAE_CMD_DST_PCI		(1 << DMAE_COMMAND_DST_SHIFT)
#define DMAE_CMD_DST_GRC		(2 << DMAE_COMMAND_DST_SHIFT)

#define DMAE_CMD_C_DST_PCI		0
#define DMAE_CMD_C_DST_GRC		(1 << DMAE_COMMAND_C_DST_SHIFT)

#define DMAE_CMD_C_ENABLE		DMAE_COMMAND_C_TYPE_ENABLE

#define DMAE_CMD_ENDIANITY_NO_SWAP	(0 << DMAE_COMMAND_ENDIANITY_SHIFT)
#define DMAE_CMD_ENDIANITY_B_SWAP	(1 << DMAE_COMMAND_ENDIANITY_SHIFT)
#define DMAE_CMD_ENDIANITY_DW_SWAP	(2 << DMAE_COMMAND_ENDIANITY_SHIFT)
#define DMAE_CMD_ENDIANITY_B_DW_SWAP	(3 << DMAE_COMMAND_ENDIANITY_SHIFT)

#define DMAE_CMD_PORT_0			0
#define DMAE_CMD_PORT_1			DMAE_COMMAND_PORT

#define DMAE_CMD_SRC_RESET		DMAE_COMMAND_SRC_RESET
#define DMAE_CMD_DST_RESET		DMAE_COMMAND_DST_RESET

#define DMAE_LEN32_MAX			0x400


/* MC hsi */
#define RX_COPY_THRESH			92
#define BCM_PAGE_BITS			12
#define BCM_PAGE_SIZE			(1 << BCM_PAGE_BITS)

#define NUM_TX_RINGS			32
#define TX_DESC_CNT		(BCM_PAGE_SIZE / sizeof(struct eth_tx_bd))
#define MAX_TX_DESC_CNT			(TX_DESC_CNT - 1)
#define NUM_TX_BD			(TX_DESC_CNT * NUM_TX_RINGS)
#define MAX_TX_BD			(NUM_TX_BD - 1)
#define MAX_TX_AVAIL			(MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
#define NEXT_TX_IDX(x)		((((x) & (MAX_TX_DESC_CNT)) == \
				 (MAX_TX_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
#define TX_BD(x)			((x) & MAX_TX_BD)
#define TX_BD_POFF(x)			((x) & MAX_TX_DESC_CNT)

/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
#define NUM_RX_RINGS			16
#define RX_DESC_CNT		(BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
#define MAX_RX_DESC_CNT			(RX_DESC_CNT - 2)
#define RX_DESC_MASK			(RX_DESC_CNT - 1)
#define NUM_RX_BD			(RX_DESC_CNT * NUM_RX_RINGS)
#define MAX_RX_BD			(NUM_RX_BD - 1)
#define MAX_RX_AVAIL			(MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
#define NEXT_RX_IDX(x)		((((x) & (RX_DESC_MASK)) == \
				 (MAX_RX_DESC_CNT - 1)) ? (x) + 3 : (x) + 1)
#define RX_BD(x)			((x) & MAX_RX_BD)

#define NUM_RCQ_RINGS			(NUM_RX_RINGS * 2)
#define RCQ_DESC_CNT		(BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
#define MAX_RCQ_DESC_CNT		(RCQ_DESC_CNT - 1)
#define NUM_RCQ_BD			(RCQ_DESC_CNT * NUM_RCQ_RINGS)
#define MAX_RCQ_BD			(NUM_RCQ_BD - 1)
#define MAX_RCQ_AVAIL			(MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
#define NEXT_RCQ_IDX(x)		((((x) & (MAX_RCQ_DESC_CNT)) == \
				 (MAX_RCQ_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
#define RCQ_BD(x)			((x) & MAX_RCQ_BD)


/* used on a CID received from the HW */
#define SW_CID(x)			(le32_to_cpu(x) & \
					 (COMMON_RAMROD_ETH_RX_CQE_CID >> 1))
#define CQE_CMD(x)			(le32_to_cpu(x) >> \
					COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)

#define BD_UNMAP_ADDR(bd)		HILO_U64(le32_to_cpu((bd)->addr_hi), \
						 le32_to_cpu((bd)->addr_lo))
#define BD_UNMAP_LEN(bd)		(le16_to_cpu((bd)->nbytes))


#define MDIO_INDIRECT_REG_ADDR		0x1f
#define MDIO_SET_REG_BANK(bp, reg_bank) \
		bnx2x_mdio22_write(bp, MDIO_INDIRECT_REG_ADDR, reg_bank)

#define MDIO_ACCESS_TIMEOUT		1000


/* must be used on a CID before placing it on a HW ring */
#define HW_CID(bp, x)			(x | (bp->port << 23))

#define SP_DESC_CNT		(BCM_PAGE_SIZE / sizeof(struct eth_spe))
#define MAX_SP_DESC_CNT			(SP_DESC_CNT - 1)

#define ATTN_NIG_FOR_FUNC0		(1L << 8)
#define ATTN_SW_TIMER_4_FUNC0		(1L << 9)
#define GPIO_2_FUNC0			(1L << 10)
#define GPIO_3_FUNC0			(1L << 11)
#define GPIO_4_FUNC0			(1L << 12)
#define ATTN_GENERAL_ATTN_1		(1L << 13)
#define ATTN_GENERAL_ATTN_2		(1L << 14)
#define ATTN_GENERAL_ATTN_3		(1L << 15)

#define ATTN_NIG_FOR_FUNC1		(1L << 8)
#define ATTN_SW_TIMER_4_FUNC1		(1L << 9)
#define GPIO_2_FUNC1			(1L << 10)
#define GPIO_3_FUNC1			(1L << 11)
#define GPIO_4_FUNC1			(1L << 12)
#define ATTN_GENERAL_ATTN_4		(1L << 13)
#define ATTN_GENERAL_ATTN_5		(1L << 14)
#define ATTN_GENERAL_ATTN_6		(1L << 15)

#define ATTN_HARD_WIRED_MASK		0xff00
#define ATTENTION_ID			4


#define BNX2X_BTR			3
#define MAX_SPQ_PENDING			8


#define BNX2X_NUM_STATS			45
#define BNX2X_NUM_TESTS			1


#define DPM_TRIGER_TYPE			0x40
#define DOORBELL(bp, cid, val) \
	do { \
		writel((u32)val, (bp)->doorbells + (BCM_PAGE_SIZE * cid) + \
		       DPM_TRIGER_TYPE); \
	} while (0)

#define MIN_ETHERNET_PACKET_SIZE	60
#define MAX_ETHERNET_PACKET_SIZE	1514
#define MAX_ETHERNET_JUMBO_PACKET_SIZE	9600


/* stuff added to make the code fit 80Col */

#define BNX2X_RX_SUM_OK(cqe) \
			(!(cqe->fast_path_cqe.status_flags & \
			 (ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG | \
			  ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG)))


#define MDIO_AN_CL73_OR_37_COMPLETE \
		(MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | \
		 MDIO_GP_STATUS_TOP_AN_STATUS1_CL37_AUTONEG_COMPLETE)

#define GP_STATUS_PAUSE_RSOLUTION_TXSIDE \
			MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_TXSIDE
#define GP_STATUS_PAUSE_RSOLUTION_RXSIDE \
			MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_RXSIDE
#define GP_STATUS_SPEED_MASK \
			MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_MASK
#define GP_STATUS_10M	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10M
#define GP_STATUS_100M	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_100M
#define GP_STATUS_1G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G
#define GP_STATUS_2_5G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_2_5G
#define GP_STATUS_5G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_5G
#define GP_STATUS_6G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_6G
#define GP_STATUS_10G_HIG \
			MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_HIG
#define GP_STATUS_10G_CX4 \
			MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_CX4
#define GP_STATUS_12G_HIG \
			MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12G_HIG
#define GP_STATUS_12_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12_5G
#define GP_STATUS_13G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_13G
#define GP_STATUS_15G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_15G
#define GP_STATUS_16G	MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_16G
#define GP_STATUS_1G_KX MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G_KX
#define GP_STATUS_10G_KX4 \
			MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KX4

#define LINK_10THD			LINK_STATUS_SPEED_AND_DUPLEX_10THD
#define LINK_10TFD			LINK_STATUS_SPEED_AND_DUPLEX_10TFD
#define LINK_100TXHD			LINK_STATUS_SPEED_AND_DUPLEX_100TXHD
#define LINK_100T4			LINK_STATUS_SPEED_AND_DUPLEX_100T4
#define LINK_100TXFD			LINK_STATUS_SPEED_AND_DUPLEX_100TXFD
#define LINK_1000THD			LINK_STATUS_SPEED_AND_DUPLEX_1000THD
#define LINK_1000TFD			LINK_STATUS_SPEED_AND_DUPLEX_1000TFD
#define LINK_1000XFD			LINK_STATUS_SPEED_AND_DUPLEX_1000XFD
#define LINK_2500THD			LINK_STATUS_SPEED_AND_DUPLEX_2500THD
#define LINK_2500TFD			LINK_STATUS_SPEED_AND_DUPLEX_2500TFD
#define LINK_2500XFD			LINK_STATUS_SPEED_AND_DUPLEX_2500XFD
#define LINK_10GTFD			LINK_STATUS_SPEED_AND_DUPLEX_10GTFD
#define LINK_10GXFD			LINK_STATUS_SPEED_AND_DUPLEX_10GXFD
#define LINK_12GTFD			LINK_STATUS_SPEED_AND_DUPLEX_12GTFD
#define LINK_12GXFD			LINK_STATUS_SPEED_AND_DUPLEX_12GXFD
#define LINK_12_5GTFD			LINK_STATUS_SPEED_AND_DUPLEX_12_5GTFD
#define LINK_12_5GXFD			LINK_STATUS_SPEED_AND_DUPLEX_12_5GXFD
#define LINK_13GTFD			LINK_STATUS_SPEED_AND_DUPLEX_13GTFD
#define LINK_13GXFD			LINK_STATUS_SPEED_AND_DUPLEX_13GXFD
#define LINK_15GTFD			LINK_STATUS_SPEED_AND_DUPLEX_15GTFD
#define LINK_15GXFD			LINK_STATUS_SPEED_AND_DUPLEX_15GXFD
#define LINK_16GTFD			LINK_STATUS_SPEED_AND_DUPLEX_16GTFD
#define LINK_16GXFD			LINK_STATUS_SPEED_AND_DUPLEX_16GXFD

#define NIG_STATUS_INTERRUPT_XGXS0_LINK10G \
		NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK10G
#define NIG_XGXS0_LINK_STATUS \
		NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS
#define NIG_XGXS0_LINK_STATUS_SIZE \
		NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS_SIZE
#define NIG_SERDES0_LINK_STATUS \
		NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_SERDES0_LINK_STATUS
#define NIG_MASK_MI_INT \
		NIG_MASK_INTERRUPT_PORT0_REG_MASK_EMAC0_MISC_MI_INT
#define NIG_MASK_XGXS0_LINK10G \
		NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK10G
#define NIG_MASK_XGXS0_LINK_STATUS \
		NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK_STATUS
#define NIG_MASK_SERDES0_LINK_STATUS \
		NIG_MASK_INTERRUPT_PORT0_REG_MASK_SERDES0_LINK_STATUS

#define XGXS_RESET_BITS \
	(MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_RSTB_HW |   \
	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_IDDQ |      \
	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN |    \
	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN_SD | \
	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_TXD_FIFO_RSTB)

#define SERDES_RESET_BITS \
	(MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_RSTB_HW | \
	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_IDDQ |    \
	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN |  \
	 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN_SD)


#define BNX2X_MC_ASSERT_BITS \
	(GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
	 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
	 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
	 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))

#define BNX2X_MCP_ASSERT \
	GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)

#define BNX2X_DOORQ_ASSERT \
	AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT


#define ETH_RX_ERROR_FALGS	(ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG | \
				 ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG | \
				 ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG)


#define U_SB_ETH_RX_CQ_INDEX		HC_INDEX_U_ETH_RX_CQ_CONS
#define C_SB_ETH_TX_CQ_INDEX		HC_INDEX_C_ETH_TX_CQ_CONS
#define X_DEF_SB_SPQ_INDEX		HC_INDEX_DEF_X_SPQ_CONS
#define C_DEF_SB_SP_INDEX		HC_INDEX_DEF_C_ETH_SLOW_PATH

#define BNX2X_RX_SB_INDEX \
	&fp->status_blk->u_status_block.index_values[U_SB_ETH_RX_CQ_INDEX]

#define BNX2X_TX_SB_INDEX \
	&fp->status_blk->c_status_block.index_values[C_SB_ETH_TX_CQ_INDEX]

#define BNX2X_SPQ_SB_INDEX \
	&bp->def_status_blk->x_def_status_block.index_values[X_DEF_SB_SPQ_INDEX]

#define BNX2X_SP_DSB_INDEX \
	&bp->def_status_blk->c_def_status_block.index_values[C_DEF_SB_SP_INDEX]


#define CAM_IS_INVALID(x) \
(x.target_table_entry.flags == TSTORM_CAM_TARGET_TABLE_ENTRY_ACTION_TYPE)

#define CAM_INVALIDATE(x) \
x.target_table_entry.flags = TSTORM_CAM_TARGET_TABLE_ENTRY_ACTION_TYPE


/* MISC_REG_RESET_REG - this is here for the hsi to work don't touch */

#endif /* bnx2x.h */



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