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freebsd-dev/sys/dev/bxe/bxe_elink.h
David C Somayajulu e36ffbdd29 Modify Copyright information to reflect Qlogic Corporation's purchase 
of Broadcom's NetXtreme business

Submitted by:David C Somayajulu (davidcs@freebsd.org) QLogic Corporation
MFC after:5 days
2014-05-06 02:32:27 +00:00

692 lines
24 KiB
C
Raw Blame History

/*-
* Copyright (c) 2007-2014 QLogic Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS'
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#ifndef ELINK_H
#define ELINK_H
#define ELINK_DEBUG
/***********************************************************/
/* CLC Call backs functions */
/***********************************************************/
/* CLC device structure */
struct bxe_softc;
extern uint32_t elink_cb_reg_read(struct bxe_softc *sc, uint32_t reg_addr);
extern void elink_cb_reg_write(struct bxe_softc *sc, uint32_t reg_addr, uint32_t val);
/* wb_write - pointer to 2 32 bits vars to be passed to the DMAE*/
extern void elink_cb_reg_wb_write(struct bxe_softc *sc, uint32_t offset,
uint32_t *wb_write, uint16_t len);
extern void elink_cb_reg_wb_read(struct bxe_softc *sc, uint32_t offset,
uint32_t *wb_write, uint16_t len);
/* mode - 0( LOW ) /1(HIGH)*/
extern uint8_t elink_cb_gpio_write(struct bxe_softc *sc,
uint16_t gpio_num,
uint8_t mode, uint8_t port);
extern uint8_t elink_cb_gpio_mult_write(struct bxe_softc *sc,
uint8_t pins,
uint8_t mode);
extern uint32_t elink_cb_gpio_read(struct bxe_softc *sc, uint16_t gpio_num, uint8_t port);
extern uint8_t elink_cb_gpio_int_write(struct bxe_softc *sc,
uint16_t gpio_num,
uint8_t mode, uint8_t port);
extern uint32_t elink_cb_fw_command(struct bxe_softc *sc, uint32_t command, uint32_t param);
/* Delay */
extern void elink_cb_udelay(struct bxe_softc *sc, uint32_t microsecond);
/* This function is called every 1024 bytes downloading of phy firmware.
Driver can use it to print to screen indication for download progress */
extern void elink_cb_download_progress(struct bxe_softc *sc, uint32_t cur, uint32_t total);
/* Each log type has its own parameters */
typedef enum elink_log_id {
ELINK_LOG_ID_UNQUAL_IO_MODULE = 0, /* uint8_t port, const char* vendor_name, const char* vendor_pn */
ELINK_LOG_ID_OVER_CURRENT = 1, /* uint8_t port */
ELINK_LOG_ID_PHY_UNINITIALIZED = 2, /* uint8_t port */
ELINK_LOG_ID_MDIO_ACCESS_TIMEOUT= 3, /* No params */
ELINK_LOG_ID_NON_10G_MODULE = 4, /* uint8_t port */
}elink_log_id_t;
typedef enum elink_status {
ELINK_STATUS_OK = 0,
ELINK_STATUS_ERROR,
ELINK_STATUS_TIMEOUT,
ELINK_STATUS_NO_LINK,
ELINK_STATUS_INVALID_IMAGE,
ELINK_OP_NOT_SUPPORTED = 122
} elink_status_t;
extern void elink_cb_event_log(struct bxe_softc *sc, const elink_log_id_t log_id, ...);
extern void elink_cb_load_warpcore_microcode(void);
extern uint8_t elink_cb_path_id(struct bxe_softc *sc);
extern void elink_cb_notify_link_changed(struct bxe_softc *sc);
#define ELINK_EVENT_LOG_LEVEL_ERROR 1
#define ELINK_EVENT_LOG_LEVEL_WARNING 2
#define ELINK_EVENT_ID_SFP_UNQUALIFIED_MODULE 1
#define ELINK_EVENT_ID_SFP_POWER_FAULT 2
#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
/* Debug prints */
#ifdef ELINK_DEBUG
extern void elink_cb_dbg(struct bxe_softc *sc, char *fmt);
extern void elink_cb_dbg1(struct bxe_softc *sc, char *fmt, uint32_t arg1);
extern void elink_cb_dbg2(struct bxe_softc *sc, char *fmt, uint32_t arg1, uint32_t arg2);
extern void elink_cb_dbg3(struct bxe_softc *sc, char *fmt, uint32_t arg1, uint32_t arg2,
uint32_t arg3);
#define ELINK_DEBUG_P0(sc, fmt) elink_cb_dbg(sc, fmt)
#define ELINK_DEBUG_P1(sc, fmt, arg1) elink_cb_dbg1(sc, fmt, arg1)
#define ELINK_DEBUG_P2(sc, fmt, arg1, arg2) elink_cb_dbg2(sc, fmt, arg1, arg2)
#define ELINK_DEBUG_P3(sc, fmt, arg1, arg2, arg3) \
elink_cb_dbg3(sc, fmt, arg1, arg2, arg3)
#else
#define ELINK_DEBUG_P0(sc, fmt)
#define ELINK_DEBUG_P1(sc, fmt, arg1)
#define ELINK_DEBUG_P2(sc, fmt, arg1, arg2)
#define ELINK_DEBUG_P3(sc, fmt, arg1, arg2, arg3)
#endif
/***********************************************************/
/* Defines */
/***********************************************************/
#define ELINK_DEFAULT_PHY_DEV_ADDR 3
#define ELINK_E2_DEFAULT_PHY_DEV_ADDR 5
#define DUPLEX_FULL 1
#define DUPLEX_HALF 2
#define ELINK_FLOW_CTRL_AUTO PORT_FEATURE_FLOW_CONTROL_AUTO
#define ELINK_FLOW_CTRL_TX PORT_FEATURE_FLOW_CONTROL_TX
#define ELINK_FLOW_CTRL_RX PORT_FEATURE_FLOW_CONTROL_RX
#define ELINK_FLOW_CTRL_BOTH PORT_FEATURE_FLOW_CONTROL_BOTH
#define ELINK_FLOW_CTRL_NONE PORT_FEATURE_FLOW_CONTROL_NONE
#define ELINK_NET_SERDES_IF_XFI 1
#define ELINK_NET_SERDES_IF_SFI 2
#define ELINK_NET_SERDES_IF_KR 3
#define ELINK_NET_SERDES_IF_DXGXS 4
#define ELINK_SPEED_AUTO_NEG 0
#define ELINK_SPEED_10 10
#define ELINK_SPEED_100 100
#define ELINK_SPEED_1000 1000
#define ELINK_SPEED_2500 2500
#define ELINK_SPEED_10000 10000
#define ELINK_SPEED_20000 20000
#define ELINK_I2C_DEV_ADDR_A0 0xa0
#define ELINK_I2C_DEV_ADDR_A2 0xa2
#define ELINK_SFP_EEPROM_PAGE_SIZE 16
#define ELINK_SFP_EEPROM_VENDOR_NAME_ADDR 0x14
#define ELINK_SFP_EEPROM_VENDOR_NAME_SIZE 16
#define ELINK_SFP_EEPROM_VENDOR_OUI_ADDR 0x25
#define ELINK_SFP_EEPROM_VENDOR_OUI_SIZE 3
#define ELINK_SFP_EEPROM_PART_NO_ADDR 0x28
#define ELINK_SFP_EEPROM_PART_NO_SIZE 16
#define ELINK_SFP_EEPROM_REVISION_ADDR 0x38
#define ELINK_SFP_EEPROM_REVISION_SIZE 4
#define ELINK_SFP_EEPROM_SERIAL_ADDR 0x44
#define ELINK_SFP_EEPROM_SERIAL_SIZE 16
#define ELINK_SFP_EEPROM_DATE_ADDR 0x54 /* ASCII YYMMDD */
#define ELINK_SFP_EEPROM_DATE_SIZE 6
#define ELINK_SFP_EEPROM_DIAG_TYPE_ADDR 0x5c
#define ELINK_SFP_EEPROM_DIAG_TYPE_SIZE 1
#define ELINK_SFP_EEPROM_DIAG_ADDR_CHANGE_REQ (1<<2)
#define ELINK_SFP_EEPROM_SFF_8472_COMP_ADDR 0x5e
#define ELINK_SFP_EEPROM_SFF_8472_COMP_SIZE 1
#define ELINK_SFP_EEPROM_A2_CHECKSUM_RANGE 0x5e
#define ELINK_SFP_EEPROM_A2_CC_DMI_ADDR 0x5f
#define ELINK_PWR_FLT_ERR_MSG_LEN 250
#define ELINK_XGXS_EXT_PHY_TYPE(ext_phy_config) \
((ext_phy_config) & PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK)
#define ELINK_XGXS_EXT_PHY_ADDR(ext_phy_config) \
(((ext_phy_config) & PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> \
PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT)
#define ELINK_SERDES_EXT_PHY_TYPE(ext_phy_config) \
((ext_phy_config) & PORT_HW_CFG_SERDES_EXT_PHY_TYPE_MASK)
/* Single Media Direct board is the plain 577xx board with CX4/RJ45 jacks */
#define ELINK_SINGLE_MEDIA_DIRECT(params) (params->num_phys == 1)
/* Single Media board contains single external phy */
#define ELINK_SINGLE_MEDIA(params) (params->num_phys == 2)
/* Dual Media board contains two external phy with different media */
#define ELINK_DUAL_MEDIA(params) (params->num_phys == 3)
#define ELINK_FW_PARAM_PHY_ADDR_MASK 0x000000FF
#define ELINK_FW_PARAM_PHY_TYPE_MASK 0x0000FF00
#define ELINK_FW_PARAM_MDIO_CTRL_MASK 0xFFFF0000
#define ELINK_FW_PARAM_MDIO_CTRL_OFFSET 16
#define ELINK_FW_PARAM_PHY_ADDR(fw_param) (fw_param & \
ELINK_FW_PARAM_PHY_ADDR_MASK)
#define ELINK_FW_PARAM_PHY_TYPE(fw_param) (fw_param & \
ELINK_FW_PARAM_PHY_TYPE_MASK)
#define ELINK_FW_PARAM_MDIO_CTRL(fw_param) ((fw_param & \
ELINK_FW_PARAM_MDIO_CTRL_MASK) >> \
ELINK_FW_PARAM_MDIO_CTRL_OFFSET)
#define ELINK_FW_PARAM_SET(phy_addr, phy_type, mdio_access) \
(phy_addr | phy_type | mdio_access << ELINK_FW_PARAM_MDIO_CTRL_OFFSET)
#define ELINK_PFC_BRB_FULL_LB_XOFF_THRESHOLD 170
#define ELINK_PFC_BRB_FULL_LB_XON_THRESHOLD 250
#define ELINK_MAXVAL(a, b) (((a) > (b)) ? (a) : (b))
#define ELINK_BMAC_CONTROL_RX_ENABLE 2
/***********************************************************/
/* Structs */
/***********************************************************/
#define ELINK_INT_PHY 0
#define ELINK_EXT_PHY1 1
#define ELINK_EXT_PHY2 2
#define ELINK_MAX_PHYS 3
/* Same configuration is shared between the XGXS and the first external phy */
#define ELINK_LINK_CONFIG_SIZE (ELINK_MAX_PHYS - 1)
#define ELINK_LINK_CONFIG_IDX(_phy_idx) ((_phy_idx == ELINK_INT_PHY) ? \
0 : (_phy_idx - 1))
/***********************************************************/
/* elink_phy struct */
/* Defines the required arguments and function per phy */
/***********************************************************/
struct elink_vars;
struct elink_params;
struct elink_phy;
typedef uint8_t (*config_init_t)(struct elink_phy *phy, struct elink_params *params,
struct elink_vars *vars);
typedef uint8_t (*read_status_t)(struct elink_phy *phy, struct elink_params *params,
struct elink_vars *vars);
typedef void (*link_reset_t)(struct elink_phy *phy,
struct elink_params *params);
typedef void (*config_loopback_t)(struct elink_phy *phy,
struct elink_params *params);
typedef uint8_t (*format_fw_ver_t)(uint32_t raw, uint8_t *str, uint16_t *len);
typedef void (*hw_reset_t)(struct elink_phy *phy, struct elink_params *params);
typedef void (*set_link_led_t)(struct elink_phy *phy,
struct elink_params *params, uint8_t mode);
typedef void (*phy_specific_func_t)(struct elink_phy *phy,
struct elink_params *params, uint32_t action);
struct elink_reg_set {
uint8_t devad;
uint16_t reg;
uint16_t val;
};
struct elink_phy {
uint32_t type;
/* Loaded during init */
uint8_t addr;
uint8_t def_md_devad;
uint16_t flags;
/* No Over-Current detection */
#define ELINK_FLAGS_NOC (1<<1)
/* Fan failure detection required */
#define ELINK_FLAGS_FAN_FAILURE_DET_REQ (1<<2)
/* Initialize first the XGXS and only then the phy itself */
#define ELINK_FLAGS_INIT_XGXS_FIRST (1<<3)
#define ELINK_FLAGS_WC_DUAL_MODE (1<<4)
#define ELINK_FLAGS_4_PORT_MODE (1<<5)
#define ELINK_FLAGS_REARM_LATCH_SIGNAL (1<<6)
#define ELINK_FLAGS_SFP_NOT_APPROVED (1<<7)
#define ELINK_FLAGS_MDC_MDIO_WA (1<<8)
#define ELINK_FLAGS_DUMMY_READ (1<<9)
#define ELINK_FLAGS_MDC_MDIO_WA_B0 (1<<10)
#define ELINK_FLAGS_SFP_MODULE_PLUGGED_IN_WC (1<<11)
#define ELINK_FLAGS_TX_ERROR_CHECK (1<<12)
#define ELINK_FLAGS_EEE (1<<13)
#define ELINK_FLAGS_TEMPERATURE (1<<14)
#define ELINK_FLAGS_MDC_MDIO_WA_G (1<<15)
/* preemphasis values for the rx side */
uint16_t rx_preemphasis[4];
/* preemphasis values for the tx side */
uint16_t tx_preemphasis[4];
/* EMAC address for access MDIO */
uint32_t mdio_ctrl;
uint32_t supported;
#define ELINK_SUPPORTED_10baseT_Half (1<<0)
#define ELINK_SUPPORTED_10baseT_Full (1<<1)
#define ELINK_SUPPORTED_100baseT_Half (1<<2)
#define ELINK_SUPPORTED_100baseT_Full (1<<3)
#define ELINK_SUPPORTED_1000baseT_Full (1<<4)
#define ELINK_SUPPORTED_2500baseX_Full (1<<5)
#define ELINK_SUPPORTED_10000baseT_Full (1<<6)
#define ELINK_SUPPORTED_TP (1<<7)
#define ELINK_SUPPORTED_FIBRE (1<<8)
#define ELINK_SUPPORTED_Autoneg (1<<9)
#define ELINK_SUPPORTED_Pause (1<<10)
#define ELINK_SUPPORTED_Asym_Pause (1<<11)
#define ELINK_SUPPORTED_20000baseMLD2_Full (1<<21)
#define ELINK_SUPPORTED_20000baseKR2_Full (1<<22)
uint32_t media_type;
#define ELINK_ETH_PHY_UNSPECIFIED 0x0
#define ELINK_ETH_PHY_SFPP_10G_FIBER 0x1
#define ELINK_ETH_PHY_XFP_FIBER 0x2
#define ELINK_ETH_PHY_DA_TWINAX 0x3
#define ELINK_ETH_PHY_BASE_T 0x4
#define ELINK_ETH_PHY_SFP_1G_FIBER 0x5
#define ELINK_ETH_PHY_KR 0xf0
#define ELINK_ETH_PHY_CX4 0xf1
#define ELINK_ETH_PHY_NOT_PRESENT 0xff
/* The address in which version is located*/
uint32_t ver_addr;
uint16_t req_flow_ctrl;
uint16_t req_line_speed;
uint32_t speed_cap_mask;
uint16_t req_duplex;
uint16_t rsrv;
/* Called per phy/port init, and it configures LASI, speed, autoneg,
duplex, flow control negotiation, etc. */
config_init_t config_init;
/* Called due to interrupt. It determines the link, speed */
read_status_t read_status;
/* Called when driver is unloading. Should reset the phy */
link_reset_t link_reset;
/* Set the loopback configuration for the phy */
config_loopback_t config_loopback;
/* Format the given raw number into str up to len */
format_fw_ver_t format_fw_ver;
/* Reset the phy (both ports) */
hw_reset_t hw_reset;
/* Set link led mode (on/off/oper)*/
set_link_led_t set_link_led;
/* PHY Specific tasks */
phy_specific_func_t phy_specific_func;
#define ELINK_DISABLE_TX 1
#define ELINK_ENABLE_TX 2
#define ELINK_PHY_INIT 3
};
/* Inputs parameters to the CLC */
struct elink_params {
uint8_t port;
/* Default / User Configuration */
uint8_t loopback_mode;
#define ELINK_LOOPBACK_NONE 0
#define ELINK_LOOPBACK_EMAC 1
#define ELINK_LOOPBACK_BMAC 2
#define ELINK_LOOPBACK_XGXS 3
#define ELINK_LOOPBACK_EXT_PHY 4
#define ELINK_LOOPBACK_EXT 5
#define ELINK_LOOPBACK_UMAC 6
#define ELINK_LOOPBACK_XMAC 7
/* Device parameters */
uint8_t mac_addr[6];
uint16_t req_duplex[ELINK_LINK_CONFIG_SIZE];
uint16_t req_flow_ctrl[ELINK_LINK_CONFIG_SIZE];
uint16_t req_line_speed[ELINK_LINK_CONFIG_SIZE]; /* Also determine AutoNeg */
/* shmem parameters */
uint32_t shmem_base;
uint32_t shmem2_base;
uint32_t speed_cap_mask[ELINK_LINK_CONFIG_SIZE];
uint32_t switch_cfg;
#define ELINK_SWITCH_CFG_1G PORT_FEATURE_CON_SWITCH_1G_SWITCH
#define ELINK_SWITCH_CFG_10G PORT_FEATURE_CON_SWITCH_10G_SWITCH
#define ELINK_SWITCH_CFG_AUTO_DETECT PORT_FEATURE_CON_SWITCH_AUTO_DETECT
uint32_t lane_config;
/* Phy register parameter */
uint32_t chip_id;
/* features */
uint32_t feature_config_flags;
#define ELINK_FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED (1<<0)
#define ELINK_FEATURE_CONFIG_PFC_ENABLED (1<<1)
#define ELINK_FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY (1<<2)
#define ELINK_FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY (1<<3)
#define ELINK_FEATURE_CONFIG_EMUL_DISABLE_EMAC (1<<4)
#define ELINK_FEATURE_CONFIG_EMUL_DISABLE_BMAC (1<<5)
#define ELINK_FEATURE_CONFIG_EMUL_DISABLE_UMAC (1<<6)
#define ELINK_FEATURE_CONFIG_EMUL_DISABLE_XMAC (1<<7)
#define ELINK_FEATURE_CONFIG_BC_SUPPORTS_AFEX (1<<8)
#define ELINK_FEATURE_CONFIG_AUTOGREEEN_ENABLED (1<<9)
#define ELINK_FEATURE_CONFIG_BC_SUPPORTS_SFP_TX_DISABLED (1<<10)
#define ELINK_FEATURE_CONFIG_DISABLE_REMOTE_FAULT_DET (1<<11)
#define ELINK_FEATURE_CONFIG_IEEE_PHY_TEST (1<<12)
#define ELINK_FEATURE_CONFIG_MT_SUPPORT (1<<13)
#define ELINK_FEATURE_CONFIG_BOOT_FROM_SAN (1<<14)
/* Will be populated during common init */
struct elink_phy phy[ELINK_MAX_PHYS];
/* Will be populated during common init */
uint8_t num_phys;
uint8_t rsrv;
/* Used to configure the EEE Tx LPI timer, has several modes of
* operation, according to bits 29:28 -
* 2'b00: Timer will be configured by nvram, output will be the value
* from nvram.
* 2'b01: Timer will be configured by nvram, output will be in
* microseconds.
* 2'b10: bits 1:0 contain an nvram value which will be used instead
* of the one located in the nvram. Output will be that value.
* 2'b11: bits 19:0 contain the idle timer in microseconds; output
* will be in microseconds.
* Bits 31:30 should be 2'b11 in order for EEE to be enabled.
*/
uint32_t eee_mode;
#define ELINK_EEE_MODE_NVRAM_BALANCED_TIME (0xa00)
#define ELINK_EEE_MODE_NVRAM_AGGRESSIVE_TIME (0x100)
#define ELINK_EEE_MODE_NVRAM_LATENCY_TIME (0x6000)
#define ELINK_EEE_MODE_NVRAM_MASK (0x3)
#define ELINK_EEE_MODE_TIMER_MASK (0xfffff)
#define ELINK_EEE_MODE_OUTPUT_TIME (1<<28)
#define ELINK_EEE_MODE_OVERRIDE_NVRAM (1<<29)
#define ELINK_EEE_MODE_ENABLE_LPI (1<<30)
#define ELINK_EEE_MODE_ADV_LPI (1<<31)
uint16_t hw_led_mode; /* part of the hw_config read from the shmem */
uint32_t multi_phy_config;
/* Device pointer passed to all callback functions */
struct bxe_softc *sc;
uint16_t req_fc_auto_adv; /* Should be set to TX / BOTH when
req_flow_ctrl is set to AUTO */
uint16_t link_flags;
#define ELINK_LINK_FLAGS_INT_DISABLED (1<<0)
#define ELINK_PHY_INITIALIZED (1<<1)
uint32_t lfa_base;
};
/* Output parameters */
struct elink_vars {
uint8_t phy_flags;
#define PHY_XGXS_FLAG (1<<0)
#define PHY_SGMII_FLAG (1<<1)
#define PHY_PHYSICAL_LINK_FLAG (1<<2)
#define PHY_HALF_OPEN_CONN_FLAG (1<<3)
#define PHY_OVER_CURRENT_FLAG (1<<4)
#define PHY_SFP_TX_FAULT_FLAG (1<<5)
uint8_t mac_type;
#define ELINK_MAC_TYPE_NONE 0
#define ELINK_MAC_TYPE_EMAC 1
#define ELINK_MAC_TYPE_BMAC 2
#define ELINK_MAC_TYPE_UMAC 3
#define ELINK_MAC_TYPE_XMAC 4
uint8_t phy_link_up; /* internal phy link indication */
uint8_t link_up;
uint16_t line_speed;
uint16_t duplex;
uint16_t flow_ctrl;
uint16_t ieee_fc;
/* The same definitions as the shmem parameter */
uint32_t link_status;
uint32_t eee_status;
uint8_t fault_detected;
uint8_t check_kr2_recovery_cnt;
#define ELINK_CHECK_KR2_RECOVERY_CNT 5
uint16_t periodic_flags;
#define ELINK_PERIODIC_FLAGS_LINK_EVENT 0x0001
uint32_t aeu_int_mask;
uint8_t rx_tx_asic_rst;
uint8_t turn_to_run_wc_rt;
uint16_t rsrv2;
/* The same definitions as the shmem2 parameter */
uint32_t link_attr_sync;
};
/***********************************************************/
/* Functions */
/***********************************************************/
elink_status_t elink_phy_init(struct elink_params *params, struct elink_vars *vars);
/* Reset the link. Should be called when driver or interface goes down
Before calling phy firmware upgrade, the reset_ext_phy should be set
to 0 */
elink_status_t elink_link_reset(struct elink_params *params, struct elink_vars *vars,
uint8_t reset_ext_phy);
elink_status_t elink_lfa_reset(struct elink_params *params, struct elink_vars *vars);
/* elink_link_update should be called upon link interrupt */
elink_status_t elink_link_update(struct elink_params *params, struct elink_vars *vars);
/* use the following phy functions to read/write from external_phy
In order to use it to read/write internal phy registers, use
ELINK_DEFAULT_PHY_DEV_ADDR as devad, and (_bank + (_addr & 0xf)) as
the register */
elink_status_t elink_phy_read(struct elink_params *params, uint8_t phy_addr,
uint8_t devad, uint16_t reg, uint16_t *ret_val);
elink_status_t elink_phy_write(struct elink_params *params, uint8_t phy_addr,
uint8_t devad, uint16_t reg, uint16_t val);
/* Reads the link_status from the shmem,
and update the link vars accordingly */
void elink_link_status_update(struct elink_params *input,
struct elink_vars *output);
/* returns string representing the fw_version of the external phy */
elink_status_t elink_get_ext_phy_fw_version(struct elink_params *params, uint8_t *version,
uint16_t len);
/* Set/Unset the led
Basically, the CLC takes care of the led for the link, but in case one needs
to set/unset the led unnaturally, set the "mode" to ELINK_LED_MODE_OPER to
blink the led, and ELINK_LED_MODE_OFF to set the led off.*/
elink_status_t elink_set_led(struct elink_params *params,
struct elink_vars *vars, uint8_t mode, uint32_t speed);
#define ELINK_LED_MODE_OFF 0
#define ELINK_LED_MODE_ON 1
#define ELINK_LED_MODE_OPER 2
#define ELINK_LED_MODE_FRONT_PANEL_OFF 3
/* elink_handle_module_detect_int should be called upon module detection
interrupt */
void elink_handle_module_detect_int(struct elink_params *params);
/* Get the actual link status. In case it returns ELINK_STATUS_OK, link is up,
otherwise link is down*/
elink_status_t elink_test_link(struct elink_params *params, struct elink_vars *vars,
uint8_t is_serdes);
/* One-time initialization for external phy after power up */
elink_status_t elink_common_init_phy(struct bxe_softc *sc, uint32_t shmem_base_path[],
uint32_t shmem2_base_path[], uint32_t chip_id, uint8_t one_port_enabled);
/* Reset the external PHY using GPIO */
void elink_ext_phy_hw_reset(struct bxe_softc *sc, uint8_t port);
/* Reset the external of SFX7101 */
void elink_sfx7101_sp_sw_reset(struct bxe_softc *sc, struct elink_phy *phy);
/* Read "byte_cnt" bytes from address "addr" from the SFP+ EEPROM */
elink_status_t elink_read_sfp_module_eeprom(struct elink_phy *phy,
struct elink_params *params, uint8_t dev_addr,
uint16_t addr, uint16_t byte_cnt, uint8_t *o_buf);
void elink_hw_reset_phy(struct elink_params *params);
/* Check swap bit and adjust PHY order */
uint32_t elink_phy_selection(struct elink_params *params);
/* Probe the phys on board, and populate them in "params" */
elink_status_t elink_phy_probe(struct elink_params *params);
/* Checks if fan failure detection is required on one of the phys on board */
uint8_t elink_fan_failure_det_req(struct bxe_softc *sc, uint32_t shmem_base,
uint32_t shmem2_base, uint8_t port);
/* Open / close the gate between the NIG and the BRB */
void elink_set_rx_filter(struct elink_params *params, uint8_t en);
/* DCBX structs */
/* Number of maximum COS per chip */
#define ELINK_DCBX_E2E3_MAX_NUM_COS (2)
#define ELINK_DCBX_E3B0_MAX_NUM_COS_PORT0 (6)
#define ELINK_DCBX_E3B0_MAX_NUM_COS_PORT1 (3)
#define ELINK_DCBX_E3B0_MAX_NUM_COS ( \
ELINK_MAXVAL(ELINK_DCBX_E3B0_MAX_NUM_COS_PORT0, \
ELINK_DCBX_E3B0_MAX_NUM_COS_PORT1))
#define ELINK_DCBX_MAX_NUM_COS ( \
ELINK_MAXVAL(ELINK_DCBX_E3B0_MAX_NUM_COS, \
ELINK_DCBX_E2E3_MAX_NUM_COS))
/* PFC port configuration params */
struct elink_nig_brb_pfc_port_params {
/* NIG */
uint32_t pause_enable;
uint32_t llfc_out_en;
uint32_t llfc_enable;
uint32_t pkt_priority_to_cos;
uint8_t num_of_rx_cos_priority_mask;
uint32_t rx_cos_priority_mask[ELINK_DCBX_MAX_NUM_COS];
uint32_t llfc_high_priority_classes;
uint32_t llfc_low_priority_classes;
};
/* ETS port configuration params */
struct elink_ets_bw_params {
uint8_t bw;
};
struct elink_ets_sp_params {
/**
* valid values are 0 - 5. 0 is highest strict priority.
* There can't be two COS's with the same pri.
*/
uint8_t pri;
};
enum elink_cos_state {
elink_cos_state_strict = 0,
elink_cos_state_bw = 1,
};
struct elink_ets_cos_params {
enum elink_cos_state state ;
union {
struct elink_ets_bw_params bw_params;
struct elink_ets_sp_params sp_params;
} params;
};
struct elink_ets_params {
uint8_t num_of_cos; /* Number of valid COS entries*/
struct elink_ets_cos_params cos[ELINK_DCBX_MAX_NUM_COS];
};
/* Used to update the PFC attributes in EMAC, BMAC, NIG and BRB
* when link is already up
*/
elink_status_t elink_update_pfc(struct elink_params *params,
struct elink_vars *vars,
struct elink_nig_brb_pfc_port_params *pfc_params);
/* Used to configure the ETS to disable */
elink_status_t elink_ets_disabled(struct elink_params *params,
struct elink_vars *vars);
/* Used to configure the ETS to BW limited */
void elink_ets_bw_limit(const struct elink_params *params, const uint32_t cos0_bw,
const uint32_t cos1_bw);
/* Used to configure the ETS to strict */
elink_status_t elink_ets_strict(const struct elink_params *params, const uint8_t strict_cos);
/* Configure the COS to ETS according to BW and SP settings.*/
elink_status_t elink_ets_e3b0_config(const struct elink_params *params,
const struct elink_vars *vars,
struct elink_ets_params *ets_params);
/* Read pfc statistic*/
void elink_pfc_statistic(struct elink_params *params, struct elink_vars *vars,
uint32_t pfc_frames_sent[2],
uint32_t pfc_frames_received[2]);
void elink_init_mod_abs_int(struct bxe_softc *sc, struct elink_vars *vars,
uint32_t chip_id, uint32_t shmem_base, uint32_t shmem2_base,
uint8_t port);
elink_status_t elink_sfp_module_detection(struct elink_phy *phy,
struct elink_params *params);
void elink_period_func(struct elink_params *params, struct elink_vars *vars);
elink_status_t elink_check_half_open_conn(struct elink_params *params,
struct elink_vars *vars, uint8_t notify);
void elink_enable_pmd_tx(struct elink_params *params);
#endif /* ELINK_H */
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