cregit-Linux how code gets into the kernel

Release 4.7 drivers/infiniband/hw/hfi1/chip.h

#ifndef _CHIP_H

#define _CHIP_H
/*
 * Copyright(c) 2015, 2016 Intel Corporation.
 *
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
 *
 * GPL LICENSE SUMMARY
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * 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.
 *
 * BSD LICENSE
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  - Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  - 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.
 *  - Neither the name of Intel Corporation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * 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.
 *
 */

/*
 * This file contains all of the defines that is specific to the HFI chip
 */

/* sizes */

#define CCE_NUM_MSIX_VECTORS 256

#define CCE_NUM_INT_CSRS 12

#define CCE_NUM_INT_MAP_CSRS 96

#define NUM_INTERRUPT_SOURCES 768

#define RXE_NUM_CONTEXTS 160

#define RXE_PER_CONTEXT_SIZE 0x1000	
/* 4k */

#define RXE_NUM_TID_FLOWS 32

#define RXE_NUM_DATA_VL 8

#define TXE_NUM_CONTEXTS 160

#define TXE_NUM_SDMA_ENGINES 16

#define NUM_CONTEXTS_PER_SET 8

#define VL_ARB_HIGH_PRIO_TABLE_SIZE 16

#define VL_ARB_LOW_PRIO_TABLE_SIZE 16

#define VL_ARB_TABLE_SIZE 16

#define TXE_NUM_32_BIT_COUNTER 7

#define TXE_NUM_64_BIT_COUNTER 30

#define TXE_NUM_DATA_VL 8

#define TXE_PIO_SIZE (32 * 0x100000)	
/* 32 MB */

#define PIO_BLOCK_SIZE 64			
/* bytes */

#define SDMA_BLOCK_SIZE 64			
/* bytes */

#define RCV_BUF_BLOCK_SIZE 64               
/* bytes */

#define PIO_CMASK 0x7ff	
/* counter mask for free and fill counters */

#define MAX_EAGER_ENTRIES    2048	
/* max receive eager entries */

#define MAX_TID_PAIR_ENTRIES 1024	
/* max receive expected pairs */
/*
 * Virtual? Allocation Unit, defined as AU = 8*2^vAU, 64 bytes, AU is fixed
 * at 64 bytes for all generation one devices
 */

#define CM_VAU 3
/* HFI link credit count, AKA receive buffer depth (RBUF_DEPTH) */

#define CM_GLOBAL_CREDITS 0x940
/* Number of PKey entries in the HW */

#define MAX_PKEY_VALUES 16

#include "chip_registers.h"


#define RXE_PER_CONTEXT_USER   (RXE + RXE_PER_CONTEXT_OFFSET)

#define TXE_PIO_SEND (TXE + TXE_PIO_SEND_OFFSET)

/* PBC flags */

#define PBC_INTR		BIT_ULL(31)

#define PBC_DC_INFO_SHIFT	(30)

#define PBC_DC_INFO		BIT_ULL(PBC_DC_INFO_SHIFT)

#define PBC_TEST_EBP		BIT_ULL(29)

#define PBC_PACKET_BYPASS	BIT_ULL(28)

#define PBC_CREDIT_RETURN	BIT_ULL(25)

#define PBC_INSERT_BYPASS_ICRC	BIT_ULL(24)

#define PBC_TEST_BAD_ICRC	BIT_ULL(23)

#define PBC_FECN		BIT_ULL(22)

/* PbcInsertHcrc field settings */

#define PBC_IHCRC_LKDETH 0x0	
/* insert @ local KDETH offset */

#define PBC_IHCRC_GKDETH 0x1	
/* insert @ global KDETH offset */

#define PBC_IHCRC_NONE   0x2	
/* no HCRC inserted */

/* PBC fields */

#define PBC_STATIC_RATE_CONTROL_COUNT_SHIFT 32

#define PBC_STATIC_RATE_CONTROL_COUNT_MASK 0xffffull

#define PBC_STATIC_RATE_CONTROL_COUNT_SMASK \
	(PBC_STATIC_RATE_CONTROL_COUNT_MASK << \
        PBC_STATIC_RATE_CONTROL_COUNT_SHIFT)


#define PBC_INSERT_HCRC_SHIFT 26

#define PBC_INSERT_HCRC_MASK 0x3ull

#define PBC_INSERT_HCRC_SMASK \
	(PBC_INSERT_HCRC_MASK << PBC_INSERT_HCRC_SHIFT)


#define PBC_VL_SHIFT 12

#define PBC_VL_MASK 0xfull

#define PBC_VL_SMASK (PBC_VL_MASK << PBC_VL_SHIFT)


#define PBC_LENGTH_DWS_SHIFT 0

#define PBC_LENGTH_DWS_MASK 0xfffull

#define PBC_LENGTH_DWS_SMASK \
	(PBC_LENGTH_DWS_MASK << PBC_LENGTH_DWS_SHIFT)

/* Credit Return Fields */

#define CR_COUNTER_SHIFT 0

#define CR_COUNTER_MASK 0x7ffull

#define CR_COUNTER_SMASK (CR_COUNTER_MASK << CR_COUNTER_SHIFT)


#define CR_STATUS_SHIFT 11

#define CR_STATUS_MASK 0x1ull

#define CR_STATUS_SMASK (CR_STATUS_MASK << CR_STATUS_SHIFT)


#define CR_CREDIT_RETURN_DUE_TO_PBC_SHIFT 12

#define CR_CREDIT_RETURN_DUE_TO_PBC_MASK 0x1ull

#define CR_CREDIT_RETURN_DUE_TO_PBC_SMASK \
	(CR_CREDIT_RETURN_DUE_TO_PBC_MASK << \
        CR_CREDIT_RETURN_DUE_TO_PBC_SHIFT)


#define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SHIFT 13

#define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_MASK 0x1ull

#define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SMASK \
	(CR_CREDIT_RETURN_DUE_TO_THRESHOLD_MASK << \
        CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SHIFT)


#define CR_CREDIT_RETURN_DUE_TO_ERR_SHIFT 14

#define CR_CREDIT_RETURN_DUE_TO_ERR_MASK 0x1ull

#define CR_CREDIT_RETURN_DUE_TO_ERR_SMASK \
	(CR_CREDIT_RETURN_DUE_TO_ERR_MASK << \
        CR_CREDIT_RETURN_DUE_TO_ERR_SHIFT)


#define CR_CREDIT_RETURN_DUE_TO_FORCE_SHIFT 15

#define CR_CREDIT_RETURN_DUE_TO_FORCE_MASK 0x1ull

#define CR_CREDIT_RETURN_DUE_TO_FORCE_SMASK \
	(CR_CREDIT_RETURN_DUE_TO_FORCE_MASK << \
        CR_CREDIT_RETURN_DUE_TO_FORCE_SHIFT)

/* interrupt source numbers */

#define IS_GENERAL_ERR_START	  0

#define IS_SDMAENG_ERR_START	 16

#define IS_SENDCTXT_ERR_START	 32

#define IS_SDMA_START		192 
/* includes SDmaProgress,SDmaIdle */

#define IS_VARIOUS_START		240

#define IS_DC_START			248

#define IS_RCVAVAIL_START		256

#define IS_RCVURGENT_START		416

#define IS_SENDCREDIT_START		576

#define IS_RESERVED_START		736

#define IS_MAX_SOURCES		768

/* derived interrupt source values */

#define IS_GENERAL_ERR_END		IS_SDMAENG_ERR_START

#define IS_SDMAENG_ERR_END		IS_SENDCTXT_ERR_START

#define IS_SENDCTXT_ERR_END		IS_SDMA_START

#define IS_SDMA_END			IS_VARIOUS_START

#define IS_VARIOUS_END		IS_DC_START

#define IS_DC_END			IS_RCVAVAIL_START

#define IS_RCVAVAIL_END		IS_RCVURGENT_START

#define IS_RCVURGENT_END		IS_SENDCREDIT_START

#define IS_SENDCREDIT_END		IS_RESERVED_START

#define IS_RESERVED_END		IS_MAX_SOURCES

/* absolute interrupt numbers for QSFP1Int and QSFP2Int */

#define QSFP1_INT		242

#define QSFP2_INT		243

/* DCC_CFG_PORT_CONFIG logical link states */

#define LSTATE_DOWN    0x1

#define LSTATE_INIT    0x2

#define LSTATE_ARMED   0x3

#define LSTATE_ACTIVE  0x4

/* DC8051_STS_CUR_STATE port values (physical link states) */

#define PLS_DISABLED			   0x30

#define PLS_OFFLINE				   0x90

#define PLS_OFFLINE_QUIET			   0x90

#define PLS_OFFLINE_PLANNED_DOWN_INFORM	   0x91

#define PLS_OFFLINE_READY_TO_QUIET_LT	   0x92

#define PLS_OFFLINE_REPORT_FAILURE		   0x93

#define PLS_OFFLINE_READY_TO_QUIET_BCC	   0x94

#define PLS_POLLING				   0x20

#define PLS_POLLING_QUIET			   0x20

#define PLS_POLLING_ACTIVE			   0x21

#define PLS_CONFIGPHY			   0x40

#define PLS_CONFIGPHY_DEBOUCE		   0x40

#define PLS_CONFIGPHY_ESTCOMM		   0x41

#define PLS_CONFIGPHY_ESTCOMM_TXRX_HUNT	   0x42

#define PLS_CONFIGPHY_ESTCOMM_LOCAL_COMPLETE   0x43

#define PLS_CONFIGPHY_OPTEQ			   0x44

#define PLS_CONFIGPHY_OPTEQ_OPTIMIZING	   0x44

#define PLS_CONFIGPHY_OPTEQ_LOCAL_COMPLETE	   0x45

#define PLS_CONFIGPHY_VERIFYCAP		   0x46

#define PLS_CONFIGPHY_VERIFYCAP_EXCHANGE	   0x46

#define PLS_CONFIGPHY_VERIFYCAP_LOCAL_COMPLETE 0x47

#define PLS_CONFIGLT			   0x48

#define PLS_CONFIGLT_CONFIGURE		   0x48

#define PLS_CONFIGLT_LINK_TRANSFER_ACTIVE	   0x49

#define PLS_LINKUP				   0x50

#define PLS_PHYTEST				   0xB0

#define PLS_INTERNAL_SERDES_LOOPBACK	   0xe1

#define PLS_QUICK_LINKUP			   0xe2

/* DC_DC8051_CFG_HOST_CMD_0.REQ_TYPE - 8051 host commands */

#define HCMD_LOAD_CONFIG_DATA  0x01

#define HCMD_READ_CONFIG_DATA  0x02

#define HCMD_CHANGE_PHY_STATE  0x03

#define HCMD_SEND_LCB_IDLE_MSG 0x04

#define HCMD_MISC		   0x05

#define HCMD_READ_LCB_IDLE_MSG 0x06

#define HCMD_READ_LCB_CSR      0x07

#define HCMD_WRITE_LCB_CSR     0x08

#define HCMD_INTERFACE_TEST	   0xff

/* DC_DC8051_CFG_HOST_CMD_1.RETURN_CODE - 8051 host command return */

#define HCMD_SUCCESS 2

/* DC_DC8051_DBG_ERR_INFO_SET_BY_8051.ERROR - error flags */

#define SPICO_ROM_FAILED		BIT(0)

#define UNKNOWN_FRAME			BIT(1)

#define TARGET_BER_NOT_MET		BIT(2)

#define FAILED_SERDES_INTERNAL_LOOPBACK	BIT(3)

#define FAILED_SERDES_INIT		BIT(4)

#define FAILED_LNI_POLLING		BIT(5)

#define FAILED_LNI_DEBOUNCE		BIT(6)

#define FAILED_LNI_ESTBCOMM		BIT(7)

#define FAILED_LNI_OPTEQ		BIT(8)

#define FAILED_LNI_VERIFY_CAP1		BIT(9)

#define FAILED_LNI_VERIFY_CAP2		BIT(10)

#define FAILED_LNI_CONFIGLT		BIT(11)

#define HOST_HANDSHAKE_TIMEOUT		BIT(12)


#define FAILED_LNI (FAILED_LNI_POLLING | FAILED_LNI_DEBOUNCE \
                        | FAILED_LNI_ESTBCOMM | FAILED_LNI_OPTEQ \
                        | FAILED_LNI_VERIFY_CAP1 \
                        | FAILED_LNI_VERIFY_CAP2 \
                        | FAILED_LNI_CONFIGLT | HOST_HANDSHAKE_TIMEOUT)

/* DC_DC8051_DBG_ERR_INFO_SET_BY_8051.HOST_MSG - host message flags */

#define HOST_REQ_DONE		BIT(0)

#define BC_PWR_MGM_MSG		BIT(1)

#define BC_SMA_MSG		BIT(2)

#define BC_BCC_UNKNOWN_MSG	BIT(3)

#define BC_IDLE_UNKNOWN_MSG	BIT(4)

#define EXT_DEVICE_CFG_REQ	BIT(5)

#define VERIFY_CAP_FRAME	BIT(6)

#define LINKUP_ACHIEVED		BIT(7)

#define LINK_GOING_DOWN		BIT(8)

#define LINK_WIDTH_DOWNGRADED	BIT(9)

/* DC_DC8051_CFG_EXT_DEV_1.REQ_TYPE - 8051 host requests */

#define HREQ_LOAD_CONFIG	0x01

#define HREQ_SAVE_CONFIG	0x02

#define HREQ_READ_CONFIG	0x03

#define HREQ_SET_TX_EQ_ABS	0x04

#define HREQ_SET_TX_EQ_REL	0x05

#define HREQ_ENABLE		0x06

#define HREQ_CONFIG_DONE	0xfe

#define HREQ_INTERFACE_TEST	0xff

/* DC_DC8051_CFG_EXT_DEV_0.RETURN_CODE - 8051 host request return codes */

#define HREQ_INVALID		0x01

#define HREQ_SUCCESS		0x02

#define HREQ_NOT_SUPPORTED		0x03

#define HREQ_FEATURE_NOT_SUPPORTED	0x04 
/* request specific feature */

#define HREQ_REQUEST_REJECTED	0xfe

#define HREQ_EXECUTION_ONGOING	0xff

/* MISC host command functions */

#define HCMD_MISC_REQUEST_LCB_ACCESS 0x1

#define HCMD_MISC_GRANT_LCB_ACCESS   0x2

/* idle flit message types */

#define IDLE_PHYSICAL_LINK_MGMT 0x1

#define IDLE_CRU		    0x2

#define IDLE_SMA		    0x3

#define IDLE_POWER_MGMT	    0x4

/* idle flit message send fields (both send and read) */

#define IDLE_PAYLOAD_MASK 0xffffffffffull 
/* 40 bits */

#define IDLE_PAYLOAD_SHIFT 8

#define IDLE_MSG_TYPE_MASK 0xf

#define IDLE_MSG_TYPE_SHIFT 0

/* idle flit message read fields */

#define READ_IDLE_MSG_TYPE_MASK 0xf

#define READ_IDLE_MSG_TYPE_SHIFT 0

/* SMA idle flit payload commands */

#define SMA_IDLE_ARM	1

#define SMA_IDLE_ACTIVE 2

/* DC_DC8051_CFG_MODE.GENERAL bits */

#define DISABLE_SELF_GUID_CHECK 0x2

/*
 * Eager buffer minimum and maximum sizes supported by the hardware.
 * All power-of-two sizes in between are supported as well.
 * MAX_EAGER_BUFFER_TOTAL is the maximum size of memory
 * allocatable for Eager buffer to a single context. All others
 * are limits for the RcvArray entries.
 */

#define MIN_EAGER_BUFFER       (4 * 1024)

#define MAX_EAGER_BUFFER       (256 * 1024)

#define MAX_EAGER_BUFFER_TOTAL (64 * (1 << 20)) 
/* max per ctxt 64MB */

#define MAX_EXPECTED_BUFFER    (2048 * 1024)

/*
 * Receive expected base and count and eager base and count increment -
 * the CSR fields hold multiples of this value.
 */

#define RCV_SHIFT 3

#define RCV_INCREMENT BIT(RCV_SHIFT)

/*
 * Receive header queue entry increment - the CSR holds multiples of
 * this value.
 */

#define HDRQ_SIZE_SHIFT 5

#define HDRQ_INCREMENT BIT(HDRQ_SIZE_SHIFT)

/*
 * Freeze handling flags
 */

#define FREEZE_ABORT     0x01	
/* do not do recovery */

#define FREEZE_SELF	     0x02	
/* initiate the freeze */

#define FREEZE_LINK_DOWN 0x04	
/* link is down */

/*
 * Chip implementation codes.
 */

#define ICODE_RTL_SILICON		0x00

#define ICODE_RTL_VCS_SIMULATION	0x01

#define ICODE_FPGA_EMULATION	0x02

#define ICODE_FUNCTIONAL_SIMULATOR	0x03

/*
 * 8051 data memory size.
 */

#define DC8051_DATA_MEM_SIZE 0x1000

/*
 * 8051 firmware registers
 */

#define NUM_GENERAL_FIELDS 0x17

#define NUM_LANE_FIELDS    0x8

/* 8051 general register Field IDs */

#define LINK_OPTIMIZATION_SETTINGS   0x00

#define LINK_TUNING_PARAMETERS	     0x02

#define DC_HOST_COMM_SETTINGS	     0x03

#define TX_SETTINGS		     0x06

#define VERIFY_CAP_LOCAL_PHY	     0x07

#define VERIFY_CAP_LOCAL_FABRIC	     0x08

#define VERIFY_CAP_LOCAL_LINK_WIDTH  0x09

#define LOCAL_DEVICE_ID		     0x0a

#define LOCAL_LNI_INFO		     0x0c

#define REMOTE_LNI_INFO              0x0d

#define MISC_STATUS		     0x0e

#define VERIFY_CAP_REMOTE_PHY	     0x0f

#define VERIFY_CAP_REMOTE_FABRIC     0x10

#define VERIFY_CAP_REMOTE_LINK_WIDTH 0x11

#define LAST_LOCAL_STATE_COMPLETE    0x12

#define LAST_REMOTE_STATE_COMPLETE   0x13

#define LINK_QUALITY_INFO            0x14

#define REMOTE_DEVICE_ID	     0x15

#define LINK_DOWN_REASON	     0x16

/* 8051 lane specific register field IDs */

#define TX_EQ_SETTINGS		0x00

#define CHANNEL_LOSS_SETTINGS	0x05

/* Lane ID for general configuration registers */

#define GENERAL_CONFIG 4

/* LINK_TUNING_PARAMETERS fields */

#define TUNING_METHOD_SHIFT 24

/* LINK_OPTIMIZATION_SETTINGS fields */

#define ENABLE_EXT_DEV_CONFIG_SHIFT 24

/* LOAD_DATA 8051 command shifts and fields */

#define LOAD_DATA_FIELD_ID_SHIFT 40

#define LOAD_DATA_FIELD_ID_MASK 0xfull

#define LOAD_DATA_LANE_ID_SHIFT 32

#define LOAD_DATA_LANE_ID_MASK 0xfull

#define LOAD_DATA_DATA_SHIFT   0x0

#define LOAD_DATA_DATA_MASK   0xffffffffull

/* READ_DATA 8051 command shifts and fields */

#define READ_DATA_FIELD_ID_SHIFT 40

#define READ_DATA_FIELD_ID_MASK 0xffull

#define READ_DATA_LANE_ID_SHIFT 32

#define READ_DATA_LANE_ID_MASK 0xffull

#define READ_DATA_DATA_SHIFT   0x0

#define READ_DATA_DATA_MASK   0xffffffffull

/* TX settings fields */

#define ENABLE_LANE_TX_SHIFT		0

#define ENABLE_LANE_TX_MASK		0xff

#define TX_POLARITY_INVERSION_SHIFT	8

#define TX_POLARITY_INVERSION_MASK	0xff

#define RX_POLARITY_INVERSION_SHIFT	16

#define RX_POLARITY_INVERSION_MASK	0xff

#define MAX_RATE_SHIFT			24

#define MAX_RATE_MASK			0xff

/* verify capability PHY fields */

#define CONTINIOUS_REMOTE_UPDATE_SUPPORT_SHIFT	0x4

#define CONTINIOUS_REMOTE_UPDATE_SUPPORT_MASK	0x1

#define POWER_MANAGEMENT_SHIFT			0x0

#define POWER_MANAGEMENT_MASK			0xf

/* 8051 lane register Field IDs */

#define SPICO_FW_VERSION 0x7	
/* SPICO firmware version */

/* SPICO firmware version fields */

#define SPICO_ROM_VERSION_SHIFT 0

#define SPICO_ROM_VERSION_MASK 0xffff

#define SPICO_ROM_PROD_ID_SHIFT 16

#define SPICO_ROM_PROD_ID_MASK 0xffff

/* verify capability fabric fields */

#define VAU_SHIFT	0

#define VAU_MASK	0x0007

#define Z_SHIFT		3

#define Z_MASK		0x0001

#define VCU_SHIFT	4

#define VCU_MASK	0x0007

#define VL15BUF_SHIFT	8

#define VL15BUF_MASK	0x0fff

#define CRC_SIZES_SHIFT 20

#define CRC_SIZES_MASK	0x7

/* verify capability local link width fields */

#define LINK_WIDTH_SHIFT 0		
/* also for remote link width */

#define LINK_WIDTH_MASK 0xffff		
/* also for remote link width */

#define LOCAL_FLAG_BITS_SHIFT 16

#define LOCAL_FLAG_BITS_MASK 0xff

#define MISC_CONFIG_BITS_SHIFT 24

#define MISC_CONFIG_BITS_MASK 0xff

/* verify capability remote link width fields */

#define REMOTE_TX_RATE_SHIFT 16

#define REMOTE_TX_RATE_MASK 0xff

/* LOCAL_DEVICE_ID fields */

#define LOCAL_DEVICE_REV_SHIFT 0

#define LOCAL_DEVICE_REV_MASK 0xff

#define LOCAL_DEVICE_ID_SHIFT 8

#define LOCAL_DEVICE_ID_MASK 0xffff

/* REMOTE_DEVICE_ID fields */

#define REMOTE_DEVICE_REV_SHIFT 0

#define REMOTE_DEVICE_REV_MASK 0xff

#define REMOTE_DEVICE_ID_SHIFT 8

#define REMOTE_DEVICE_ID_MASK 0xffff

/* local LNI link width fields */

#define ENABLE_LANE_RX_SHIFT 16

#define ENABLE_LANE_RX_MASK  0xff

/* mask, shift for reading 'mgmt_enabled' value from REMOTE_LNI_INFO field */

#define MGMT_ALLOWED_SHIFT 23

#define MGMT_ALLOWED_MASK 0x1

/* mask, shift for 'link_quality' within LINK_QUALITY_INFO field */

#define LINK_QUALITY_SHIFT 24

#define LINK_QUALITY_MASK  0x7

/*
 * mask, shift for reading 'planned_down_remote_reason_code'
 * from LINK_QUALITY_INFO field
 */

#define DOWN_REMOTE_REASON_SHIFT 16

#define DOWN_REMOTE_REASON_MASK  0xff

/* verify capability PHY power management bits */

#define PWRM_BER_CONTROL	0x1

#define PWRM_BANDWIDTH_CONTROL	0x2

/* 8051 link down reasons */

#define LDR_LINK_TRANSFER_ACTIVE_LOW   0xa

#define LDR_RECEIVED_LINKDOWN_IDLE_MSG 0xb

#define LDR_RECEIVED_HOST_OFFLINE_REQ  0xc

/* verify capability fabric CRC size bits */
enum {
	
CAP_CRC_14B = (1 << 0), /* 14b CRC */
	
CAP_CRC_48B = (1 << 1), /* 48b CRC */
	
CAP_CRC_12B_16B_PER_LANE = (1 << 2) /* 12b-16b per lane CRC */
};


#define SUPPORTED_CRCS (CAP_CRC_14B | CAP_CRC_48B)

/* misc status version fields */

#define STS_FM_VERSION_A_SHIFT 16

#define STS_FM_VERSION_A_MASK  0xff

#define STS_FM_VERSION_B_SHIFT 24

#define STS_FM_VERSION_B_MASK  0xff

/* LCB_CFG_CRC_MODE TX_VAL and RX_VAL CRC mode values */

#define LCB_CRC_16B			0x0	
/* 16b CRC */

#define LCB_CRC_14B			0x1	
/* 14b CRC */

#define LCB_CRC_48B			0x2	
/* 48b CRC */

#define LCB_CRC_12B_16B_PER_LANE	0x3	
/* 12b-16b per lane CRC */

/*
 * the following enum is (almost) a copy/paste of the definition
 * in the OPA spec, section 20.2.2.6.8 (PortInfo)
 */
enum {
	
PORT_LTP_CRC_MODE_NONE = 0,
	
PORT_LTP_CRC_MODE_14 = 1, /* 14-bit LTP CRC mode (optional) */
	
PORT_LTP_CRC_MODE_16 = 2, /* 16-bit LTP CRC mode */
	
PORT_LTP_CRC_MODE_48 = 4,
		/* 48-bit overlapping LTP CRC mode (optional) */
	
PORT_LTP_CRC_MODE_PER_LANE = 8
		/* 12 to 16 bit per lane LTP CRC mode (optional) */
};

/* timeouts */

#define LINK_RESTART_DELAY 1000		
/* link restart delay, in ms */

#define TIMEOUT_8051_START 5000         
/* 8051 start timeout, in ms */

#define DC8051_COMMAND_TIMEOUT 20000	
/* DC8051 command timeout, in ms */

#define FREEZE_STATUS_TIMEOUT 20	
/* wait for freeze indicators, in ms */

#define VL_STATUS_CLEAR_TIMEOUT 5000	
/* per-VL status clear, in ms */

#define CCE_STATUS_TIMEOUT 10		
/* time to clear CCE Status, in ms */

/* cclock tick time, in picoseconds per tick: 1/speed * 10^12  */

#define ASIC_CCLOCK_PS  1242	
/* 805 MHz */

#define FPGA_CCLOCK_PS 30300	
/*  33 MHz */

/*
 * Mask of enabled MISC errors.  Do not enable the two RSA engine errors -
 * see firmware.c:run_rsa() for details.
 */

#define DRIVER_MISC_MASK \
	(~(MISC_ERR_STATUS_MISC_FW_AUTH_FAILED_ERR_SMASK \
                | MISC_ERR_STATUS_MISC_KEY_MISMATCH_ERR_SMASK))

/* valid values for the loopback module parameter */

#define LOOPBACK_NONE	0	
/* no loopback - default */

#define LOOPBACK_SERDES 1

#define LOOPBACK_LCB	2

#define LOOPBACK_CABLE	3	
/* external cable */

/* read and write hardware registers */
u64 read_csr(const struct hfi1_devdata *dd, u32 offset);
void write_csr(const struct hfi1_devdata *dd, u32 offset, u64 value);

/*
 * The *_kctxt_* flavor of the CSR read/write functions are for
 * per-context or per-SDMA CSRs that are not mappable to user-space.
 * Their spacing is not a PAGE_SIZE multiple.
 */

static inline u64 read_kctxt_csr(const struct hfi1_devdata *dd, int ctxt, u32 offset0) { /* kernel per-context CSRs are separated by 0x100 */ return read_csr(dd, offset0 + (0x100 * ctxt)); }

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static inline void write_kctxt_csr(struct hfi1_devdata *dd, int ctxt, u32 offset0, u64 value) { /* kernel per-context CSRs are separated by 0x100 */ write_csr(dd, offset0 + (0x100 * ctxt), value); }

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int read_lcb_csr(struct hfi1_devdata *dd, u32 offset, u64 *data); int write_lcb_csr(struct hfi1_devdata *dd, u32 offset, u64 data); void __iomem *get_csr_addr( struct hfi1_devdata *dd, u32 offset);
static inline void __iomem *get_kctxt_csr_addr( struct hfi1_devdata *dd, int ctxt, u32 offset0) { return get_csr_addr(dd, offset0 + (0x100 * ctxt)); }

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/* * The *_uctxt_* flavor of the CSR read/write functions are for * per-context CSRs that are mappable to user space. All these CSRs * are spaced by a PAGE_SIZE multiple in order to be mappable to * different processes without exposing other contexts' CSRs */
static inline u64 read_uctxt_csr(const struct hfi1_devdata *dd, int ctxt, u32 offset0) { /* user per-context CSRs are separated by 0x1000 */ return read_csr(dd, offset0 + (0x1000 * ctxt)); }

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static inline void write_uctxt_csr(struct hfi1_devdata *dd, int ctxt, u32 offset0, u64 value) { /* user per-context CSRs are separated by 0x1000 */ write_csr(dd, offset0 + (0x1000 * ctxt), value); }

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u64 create_pbc(struct hfi1_pportdata *ppd, u64, int, u32, u32); /* firmware.c */ #define SBUS_MASTER_BROADCAST 0xfd #define NUM_PCIE_SERDES 16 /* number of PCIe serdes on the SBus */ extern const u8 pcie_serdes_broadcast[]; extern const u8 pcie_pcs_addrs[2][NUM_PCIE_SERDES]; extern uint platform_config_load; /* SBus commands */ #define RESET_SBUS_RECEIVER 0x20 #define WRITE_SBUS_RECEIVER 0x21 void sbus_request(struct hfi1_devdata *dd, u8 receiver_addr, u8 data_addr, u8 command, u32 data_in); int sbus_request_slow(struct hfi1_devdata *dd, u8 receiver_addr, u8 data_addr, u8 command, u32 data_in); void set_sbus_fast_mode(struct hfi1_devdata *dd); void clear_sbus_fast_mode(struct hfi1_devdata *dd); int hfi1_firmware_init(struct hfi1_devdata *dd); int load_pcie_firmware(struct hfi1_devdata *dd); int load_firmware(struct hfi1_devdata *dd); void dispose_firmware(void); int acquire_hw_mutex(struct hfi1_devdata *dd); void release_hw_mutex(struct hfi1_devdata *dd); /* * Bitmask of dynamic access for ASIC block chip resources. Each HFI has its * own range of bits for the resource so it can clear its own bits on * starting and exiting. If either HFI has the resource bit set, the * resource is in use. The separate bit ranges are: * HFI0 bits 7:0 * HFI1 bits 15:8 */ #define CR_SBUS 0x01 /* SBUS, THERM, and PCIE registers */ #define CR_EPROM 0x02 /* EEP, GPIO registers */ #define CR_I2C1 0x04 /* QSFP1_OE register */ #define CR_I2C2 0x08 /* QSFP2_OE register */ #define CR_DYN_SHIFT 8 /* dynamic flag shift */ #define CR_DYN_MASK ((1ull << CR_DYN_SHIFT) - 1) /* * Bitmask of static ASIC states these are outside of the dynamic ASIC * block chip resources above. These are to be set once and never cleared. * Must be holding the SBus dynamic flag when setting. */ #define CR_THERM_INIT 0x010000 int acquire_chip_resource(struct hfi1_devdata *dd, u32 resource, u32 mswait); void release_chip_resource(struct hfi1_devdata *dd, u32 resource); bool check_chip_resource(struct hfi1_devdata *dd, u32 resource, const char *func); void init_chip_resources(struct hfi1_devdata *dd); void finish_chip_resources(struct hfi1_devdata *dd); /* ms wait time for access to an SBus resoure */ #define SBUS_TIMEOUT 4000 /* long enough for a FW download and SBR */ /* ms wait time for a qsfp (i2c) chain to become available */ #define QSFP_WAIT 20000 /* long enough for FW update to the F4 uc */ void fabric_serdes_reset(struct hfi1_devdata *dd); int read_8051_data(struct hfi1_devdata *dd, u32 addr, u32 len, u64 *result); /* chip.c */ void read_misc_status(struct hfi1_devdata *dd, u8 *ver_a, u8 *ver_b); void read_guid(struct hfi1_devdata *dd); int wait_fm_ready(struct hfi1_devdata *dd, u32 mstimeout); void set_link_down_reason(struct hfi1_pportdata *ppd, u8 lcl_reason, u8 neigh_reason, u8 rem_reason); int set_link_state(struct hfi1_pportdata *, u32 state); int port_ltp_to_cap(int port_ltp); void handle_verify_cap(struct work_struct *work); void handle_freeze(struct work_struct *work); void handle_link_up(struct work_struct *work); void handle_link_down(struct work_struct *work); void handle_link_downgrade(struct work_struct *work); void handle_link_bounce(struct work_struct *work); void handle_sma_message(struct work_struct *work); void reset_qsfp(struct hfi1_pportdata *ppd); void qsfp_event(struct work_struct *work); void start_freeze_handling(struct hfi1_pportdata *ppd, int flags); int send_idle_sma(struct hfi1_devdata *dd, u64 message); int load_8051_config(struct hfi1_devdata *, u8, u8, u32); int read_8051_config(struct hfi1_devdata *, u8, u8, u32 *); int start_link(struct hfi1_pportdata *ppd); int bringup_serdes(struct hfi1_pportdata *ppd); void set_intr_state(struct hfi1_devdata *dd, u32 enable); void apply_link_downgrade_policy(struct hfi1_pportdata *ppd, int refresh_widths); void update_usrhead(struct hfi1_ctxtdata *, u32, u32, u32, u32, u32); int stop_drain_data_vls(struct hfi1_devdata *dd); int open_fill_data_vls(struct hfi1_devdata *dd); u32 ns_to_cclock(struct hfi1_devdata *dd, u32 ns); u32 cclock_to_ns(struct hfi1_devdata *dd, u32 cclock); void get_linkup_link_widths(struct hfi1_pportdata *ppd); void read_ltp_rtt(struct hfi1_devdata *dd); void clear_linkup_counters(struct hfi1_devdata *dd); u32 hdrqempty(struct hfi1_ctxtdata *rcd); int is_ax(struct hfi1_devdata *dd); int is_bx(struct hfi1_devdata *dd); u32 read_physical_state(struct hfi1_devdata *dd); u32 chip_to_opa_pstate(struct hfi1_devdata *dd, u32 chip_pstate); u32 get_logical_state(struct hfi1_pportdata *ppd); const char *opa_lstate_name(u32 lstate); const char *opa_pstate_name(u32 pstate); u32 driver_physical_state(struct hfi1_pportdata *ppd); u32 driver_logical_state(struct hfi1_pportdata *ppd); int acquire_lcb_access(struct hfi1_devdata *dd, int sleep_ok); int release_lcb_access(struct hfi1_devdata *dd, int sleep_ok); #define LCB_START DC_LCB_CSRS #define LCB_END DC_8051_CSRS /* next block is 8051 */
static inline int is_lcb_offset(u32 offset) { return (offset >= LCB_START && offset < LCB_END); }

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extern uint num_vls; extern uint disable_integrity; u64 read_dev_cntr(struct hfi1_devdata *dd, int index, int vl); u64 write_dev_cntr(struct hfi1_devdata *dd, int index, int vl, u64 data); u64 read_port_cntr(struct hfi1_pportdata *ppd, int index, int vl); u64 write_port_cntr(struct hfi1_pportdata *ppd, int index, int vl, u64 data); u32 read_logical_state(struct hfi1_devdata *dd); void force_recv_intr(struct hfi1_ctxtdata *rcd); /* Per VL indexes */ enum { C_VL_0 = 0, C_VL_1, C_VL_2, C_VL_3, C_VL_4, C_VL_5, C_VL_6, C_VL_7, C_VL_15, C_VL_COUNT };
static inline int vl_from_idx(int idx) { return (idx == C_VL_15 ? 15 : idx); }

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static inline int idx_from_vl(int vl) { return (vl == 15 ? C_VL_15 : vl); }

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/* Per device counter indexes */ enum { C_RCV_OVF = 0, C_RX_TID_FULL, C_RX_TID_INVALID, C_RX_TID_FLGMS, C_RX_CTX_EGRS, C_RCV_TID_FLSMS, C_CCE_PCI_CR_ST, C_CCE_PCI_TR_ST, C_CCE_PIO_WR_ST, C_CCE_ERR_INT, C_CCE_SDMA_INT, C_CCE_MISC_INT, C_CCE_RCV_AV_INT, C_CCE_RCV_URG_INT, C_CCE_SEND_CR_INT, C_DC_UNC_ERR, C_DC_RCV_ERR, C_DC_FM_CFG_ERR, C_DC_RMT_PHY_ERR, C_DC_DROPPED_PKT, C_DC_MC_XMIT_PKTS, C_DC_MC_RCV_PKTS, C_DC_XMIT_CERR, C_DC_RCV_CERR, C_DC_RCV_FCC, C_DC_XMIT_FCC, C_DC_XMIT_FLITS, C_DC_RCV_FLITS, C_DC_XMIT_PKTS, C_DC_RCV_PKTS, C_DC_RX_FLIT_VL, C_DC_RX_PKT_VL, C_DC_RCV_FCN, C_DC_RCV_FCN_VL, C_DC_RCV_BCN, C_DC_RCV_BCN_VL, C_DC_RCV_BBL, C_DC_RCV_BBL_VL, C_DC_MARK_FECN, C_DC_MARK_FECN_VL, C_DC_TOTAL_CRC, C_DC_CRC_LN0, C_DC_CRC_LN1, C_DC_CRC_LN2, C_DC_CRC_LN3, C_DC_CRC_MULT_LN, C_DC_TX_REPLAY, C_DC_RX_REPLAY, C_DC_SEQ_CRC_CNT, C_DC_ESC0_ONLY_CNT, C_DC_ESC0_PLUS1_CNT, C_DC_ESC0_PLUS2_CNT, C_DC_REINIT_FROM_PEER_CNT, C_DC_SBE_CNT, C_DC_MISC_FLG_CNT, C_DC_PRF_GOOD_LTP_CNT, C_DC_PRF_ACCEPTED_LTP_CNT, C_DC_PRF_RX_FLIT_CNT, C_DC_PRF_TX_FLIT_CNT, C_DC_PRF_CLK_CNTR, C_DC_PG_DBG_FLIT_CRDTS_CNT, C_DC_PG_STS_PAUSE_COMPLETE_CNT, C_DC_PG_STS_TX_SBE_CNT, C_DC_PG_STS_TX_MBE_CNT, C_SW_CPU_INTR, C_SW_CPU_RCV_LIM, C_SW_VTX_WAIT, C_SW_PIO_WAIT, C_SW_PIO_DRAIN, C_SW_KMEM_WAIT, C_SW_SEND_SCHED, C_SDMA_DESC_FETCHED_CNT, C_SDMA_INT_CNT, C_SDMA_ERR_CNT, C_SDMA_IDLE_INT_CNT, C_SDMA_PROGRESS_INT_CNT, /* MISC_ERR_STATUS */ C_MISC_PLL_LOCK_FAIL_ERR, C_MISC_MBIST_FAIL_ERR, C_MISC_INVALID_EEP_CMD_ERR, C_MISC_EFUSE_DONE_PARITY_ERR, C_MISC_EFUSE_WRITE_ERR, C_MISC_EFUSE_READ_BAD_ADDR_ERR, C_MISC_EFUSE_CSR_PARITY_ERR, C_MISC_FW_AUTH_FAILED_ERR, C_MISC_KEY_MISMATCH_ERR, C_MISC_SBUS_WRITE_FAILED_ERR, C_MISC_CSR_WRITE_BAD_ADDR_ERR, C_MISC_CSR_READ_BAD_ADDR_ERR, C_MISC_CSR_PARITY_ERR, /* CceErrStatus */ /* * A special counter that is the aggregate count * of all the cce_err_status errors. The remainder * are actual bits in the CceErrStatus register. */ C_CCE_ERR_STATUS_AGGREGATED_CNT, C_CCE_MSIX_CSR_PARITY_ERR, C_CCE_INT_MAP_UNC_ERR, C_CCE_INT_MAP_COR_ERR, C_CCE_MSIX_TABLE_UNC_ERR, C_CCE_MSIX_TABLE_COR_ERR, C_CCE_RXDMA_CONV_FIFO_PARITY_ERR, C_CCE_RCPL_ASYNC_FIFO_PARITY_ERR, C_CCE_SEG_WRITE_BAD_ADDR_ERR, C_CCE_SEG_READ_BAD_ADDR_ERR, C_LA_TRIGGERED, C_CCE_TRGT_CPL_TIMEOUT_ERR, C_PCIC_RECEIVE_PARITY_ERR, C_PCIC_TRANSMIT_BACK_PARITY_ERR, C_PCIC_TRANSMIT_FRONT_PARITY_ERR, C_PCIC_CPL_DAT_Q_UNC_ERR, C_PCIC_CPL_HD_Q_UNC_ERR, C_PCIC_POST_DAT_Q_UNC_ERR, C_PCIC_POST_HD_Q_UNC_ERR, C_PCIC_RETRY_SOT_MEM_UNC_ERR, C_PCIC_RETRY_MEM_UNC_ERR, C_PCIC_N_POST_DAT_Q_PARITY_ERR, C_PCIC_N_POST_H_Q_PARITY_ERR, C_PCIC_CPL_DAT_Q_COR_ERR, C_PCIC_CPL_HD_Q_COR_ERR, C_PCIC_POST_DAT_Q_COR_ERR, C_PCIC_POST_HD_Q_COR_ERR, C_PCIC_RETRY_SOT_MEM_COR_ERR, C_PCIC_RETRY_MEM_COR_ERR, C_CCE_CLI1_ASYNC_FIFO_DBG_PARITY_ERR, C_CCE_CLI1_ASYNC_FIFO_RXDMA_PARITY_ERR, C_CCE_CLI1_ASYNC_FIFO_SDMA_HD_PARITY_ERR, C_CCE_CLI1_ASYNC_FIFO_PIO_CRDT_PARITY_ERR, C_CCE_CLI2_ASYNC_FIFO_PARITY_ERR, C_CCE_CSR_CFG_BUS_PARITY_ERR, C_CCE_CLI0_ASYNC_FIFO_PARTIY_ERR, C_CCE_RSPD_DATA_PARITY_ERR, C_CCE_TRGT_ACCESS_ERR, C_CCE_TRGT_ASYNC_FIFO_PARITY_ERR, C_CCE_CSR_WRITE_BAD_ADDR_ERR, C_CCE_CSR_READ_BAD_ADDR_ERR, C_CCE_CSR_PARITY_ERR, /* RcvErrStatus */ C_RX_CSR_PARITY_ERR, C_RX_CSR_WRITE_BAD_ADDR_ERR, C_RX_CSR_READ_BAD_ADDR_ERR, C_RX_DMA_CSR_UNC_ERR, C_RX_DMA_DQ_FSM_ENCODING_ERR, C_RX_DMA_EQ_FSM_ENCODING_ERR, C_RX_DMA_CSR_PARITY_ERR, C_RX_RBUF_DATA_COR_ERR, C_RX_RBUF_DATA_UNC_ERR, C_RX_DMA_DATA_FIFO_RD_COR_ERR, C_RX_DMA_DATA_FIFO_RD_UNC_ERR, C_RX_DMA_HDR_FIFO_RD_COR_ERR, C_RX_DMA_HDR_FIFO_RD_UNC_ERR, C_RX_RBUF_DESC_PART2_COR_ERR, C_RX_RBUF_DESC_PART2_UNC_ERR, C_RX_RBUF_DESC_PART1_COR_ERR, C_RX_RBUF_DESC_PART1_UNC_ERR, C_RX_HQ_INTR_FSM_ERR, C_RX_HQ_INTR_CSR_PARITY_ERR, C_RX_LOOKUP_CSR_PARITY_ERR, C_RX_LOOKUP_RCV_ARRAY_COR_ERR, C_RX_LOOKUP_RCV_ARRAY_UNC_ERR, C_RX_LOOKUP_DES_PART2_PARITY_ERR, C_RX_LOOKUP_DES_PART1_UNC_COR_ERR, C_RX_LOOKUP_DES_PART1_UNC_ERR, C_RX_RBUF_NEXT_FREE_BUF_COR_ERR, C_RX_RBUF_NEXT_FREE_BUF_UNC_ERR, C_RX_RBUF_FL_INIT_WR_ADDR_PARITY_ERR, C_RX_RBUF_FL_INITDONE_PARITY_ERR, C_RX_RBUF_FL_WRITE_ADDR_PARITY_ERR, C_RX_RBUF_FL_RD_ADDR_PARITY_ERR, C_RX_RBUF_EMPTY_ERR, C_RX_RBUF_FULL_ERR, C_RX_RBUF_BAD_LOOKUP_ERR, C_RX_RBUF_CTX_ID_PARITY_ERR, C_RX_RBUF_CSR_QEOPDW_PARITY_ERR, C_RX_RBUF_CSR_Q_NUM_OF_PKT_PARITY_ERR, C_RX_RBUF_CSR_Q_T1_PTR_PARITY_ERR, C_RX_RBUF_CSR_Q_HD_PTR_PARITY_ERR, C_RX_RBUF_CSR_Q_VLD_BIT_PARITY_ERR, C_RX_RBUF_CSR_Q_NEXT_BUF_PARITY_ERR, C_RX_RBUF_CSR_Q_ENT_CNT_PARITY_ERR, C_RX_RBUF_CSR_Q_HEAD_BUF_NUM_PARITY_ERR, C_RX_RBUF_BLOCK_LIST_READ_COR_ERR, C_RX_RBUF_BLOCK_LIST_READ_UNC_ERR, C_RX_RBUF_LOOKUP_DES_COR_ERR, C_RX_RBUF_LOOKUP_DES_UNC_ERR, C_RX_RBUF_LOOKUP_DES_REG_UNC_COR_ERR, C_RX_RBUF_LOOKUP_DES_REG_UNC_ERR, C_RX_RBUF_FREE_LIST_COR_ERR, C_RX_RBUF_FREE_LIST_UNC_ERR, C_RX_RCV_FSM_ENCODING_ERR, C_RX_DMA_FLAG_COR_ERR, C_RX_DMA_FLAG_UNC_ERR, C_RX_DC_SOP_EOP_PARITY_ERR, C_RX_RCV_CSR_PARITY_ERR, C_RX_RCV_QP_MAP_TABLE_COR_ERR, C_RX_RCV_QP_MAP_TABLE_UNC_ERR, C_RX_RCV_DATA_COR_ERR, C_RX_RCV_DATA_UNC_ERR, C_RX_RCV_HDR_COR_ERR, C_RX_RCV_HDR_UNC_ERR, C_RX_DC_INTF_PARITY_ERR, C_RX_DMA_CSR_COR_ERR, /* SendPioErrStatus */ C_PIO_PEC_SOP_HEAD_PARITY_ERR, C_PIO_PCC_SOP_HEAD_PARITY_ERR, C_PIO_LAST_RETURNED_CNT_PARITY_ERR, C_PIO_CURRENT_FREE_CNT_PARITY_ERR, C_PIO_RSVD_31_ERR, C_PIO_RSVD_30_ERR, C_PIO_PPMC_SOP_LEN_ERR, C_PIO_PPMC_BQC_MEM_PARITY_ERR, C_PIO_VL_FIFO_PARITY_ERR, C_PIO_VLF_SOP_PARITY_ERR, C_PIO_VLF_V1_LEN_PARITY_ERR, C_PIO_BLOCK_QW_COUNT_PARITY_ERR, C_PIO_WRITE_QW_VALID_PARITY_ERR, C_PIO_STATE_MACHINE_ERR, C_PIO_WRITE_DATA_PARITY_ERR, C_PIO_HOST_ADDR_MEM_COR_ERR, C_PIO_HOST_ADDR_MEM_UNC_ERR, C_PIO_PKT_EVICT_SM_OR_ARM_SM_ERR, C_PIO_INIT_SM_IN_ERR, C_PIO_PPMC_PBL_FIFO_ERR, C_PIO_CREDIT_RET_FIFO_PARITY_ERR, C_PIO_V1_LEN_MEM_BANK1_COR_ERR, C_PIO_V1_LEN_MEM_BANK0_COR_ERR, C_PIO_V1_LEN_MEM_BANK1_UNC_ERR, C_PIO_V1_LEN_MEM_BANK0_UNC_ERR, C_PIO_SM_PKT_RESET_PARITY_ERR, C_PIO_PKT_EVICT_FIFO_PARITY_ERR, C_PIO_SBRDCTRL_CRREL_FIFO_PARITY_ERR, C_PIO_SBRDCTL_CRREL_PARITY_ERR, C_PIO_PEC_FIFO_PARITY_ERR, C_PIO_PCC_FIFO_PARITY_ERR, C_PIO_SB_MEM_FIFO1_ERR, C_PIO_SB_MEM_FIFO0_ERR, C_PIO_CSR_PARITY_ERR, C_PIO_WRITE_ADDR_PARITY_ERR, C_PIO_WRITE_BAD_CTXT_ERR, /* SendDmaErrStatus */ C_SDMA_PCIE_REQ_TRACKING_COR_ERR, C_SDMA_PCIE_REQ_TRACKING_UNC_ERR, C_SDMA_CSR_PARITY_ERR, C_SDMA_RPY_TAG_ERR, /* SendEgressErrStatus */ C_TX_READ_PIO_MEMORY_CSR_UNC_ERR, C_TX_READ_SDMA_MEMORY_CSR_UNC_ERR, C_TX_EGRESS_FIFO_COR_ERR, C_TX_READ_PIO_MEMORY_COR_ERR, C_TX_READ_SDMA_MEMORY_COR_ERR, C_TX_SB_HDR_COR_ERR, C_TX_CREDIT_OVERRUN_ERR, C_TX_LAUNCH_FIFO8_COR_ERR, C_TX_LAUNCH_FIFO7_COR_ERR, C_TX_LAUNCH_FIFO6_COR_ERR, C_TX_LAUNCH_FIFO5_COR_ERR, C_TX_LAUNCH_FIFO4_COR_ERR, C_TX_LAUNCH_FIFO3_COR_ERR, C_TX_LAUNCH_FIFO2_COR_ERR, C_TX_LAUNCH_FIFO1_COR_ERR, C_TX_LAUNCH_FIFO0_COR_ERR, C_TX_CREDIT_RETURN_VL_ERR, C_TX_HCRC_INSERTION_ERR, C_TX_EGRESS_FIFI_UNC_ERR, C_TX_READ_PIO_MEMORY_UNC_ERR, C_TX_READ_SDMA_MEMORY_UNC_ERR, C_TX_SB_HDR_UNC_ERR, C_TX_CREDIT_RETURN_PARITY_ERR, C_TX_LAUNCH_FIFO8_UNC_OR_PARITY_ERR, C_TX_LAUNCH_FIFO7_UNC_OR_PARITY_ERR, C_TX_LAUNCH_FIFO6_UNC_OR_PARITY_ERR, C_TX_LAUNCH_FIFO5_UNC_OR_PARITY_ERR, C_TX_LAUNCH_FIFO4_UNC_OR_PARITY_ERR, C_TX_LAUNCH_FIFO3_UNC_OR_PARITY_ERR, C_TX_LAUNCH_FIFO2_UNC_OR_PARITY_ERR, C_TX_LAUNCH_FIFO1_UNC_OR_PARITY_ERR, C_TX_LAUNCH_FIFO0_UNC_OR_PARITY_ERR, C_TX_SDMA15_DISALLOWED_PACKET_ERR, C_TX_SDMA14_DISALLOWED_PACKET_ERR, C_TX_SDMA13_DISALLOWED_PACKET_ERR, C_TX_SDMA12_DISALLOWED_PACKET_ERR, C_TX_SDMA11_DISALLOWED_PACKET_ERR, C_TX_SDMA10_DISALLOWED_PACKET_ERR, C_TX_SDMA9_DISALLOWED_PACKET_ERR, C_TX_SDMA8_DISALLOWED_PACKET_ERR, C_TX_SDMA7_DISALLOWED_PACKET_ERR, C_TX_SDMA6_DISALLOWED_PACKET_ERR, C_TX_SDMA5_DISALLOWED_PACKET_ERR, C_TX_SDMA4_DISALLOWED_PACKET_ERR, C_TX_SDMA3_DISALLOWED_PACKET_ERR, C_TX_SDMA2_DISALLOWED_PACKET_ERR, C_TX_SDMA1_DISALLOWED_PACKET_ERR, C_TX_SDMA0_DISALLOWED_PACKET_ERR, C_TX_CONFIG_PARITY_ERR, C_TX_SBRD_CTL_CSR_PARITY_ERR, C_TX_LAUNCH_CSR_PARITY_ERR, C_TX_ILLEGAL_CL_ERR, C_TX_SBRD_CTL_STATE_MACHINE_PARITY_ERR, C_TX_RESERVED_10, C_TX_RESERVED_9, C_TX_SDMA_LAUNCH_INTF_PARITY_ERR, C_TX_PIO_LAUNCH_INTF_PARITY_ERR, C_TX_RESERVED_6, C_TX_INCORRECT_LINK_STATE_ERR, C_TX_LINK_DOWN_ERR, C_TX_EGRESS_FIFO_UNDERRUN_OR_PARITY_ERR, C_TX_RESERVED_2, C_TX_PKT_INTEGRITY_MEM_UNC_ERR, C_TX_PKT_INTEGRITY_MEM_COR_ERR, /* SendErrStatus */ C_SEND_CSR_WRITE_BAD_ADDR_ERR, C_SEND_CSR_READ_BAD_ADD_ERR, C_SEND_CSR_PARITY_ERR, /* SendCtxtErrStatus */ C_PIO_WRITE_OUT_OF_BOUNDS_ERR, C_PIO_WRITE_OVERFLOW_ERR, C_PIO_WRITE_CROSSES_BOUNDARY_ERR, C_PIO_DISALLOWED_PACKET_ERR, C_PIO_INCONSISTENT_SOP_ERR, /*SendDmaEngErrStatus */ C_SDMA_HEADER_REQUEST_FIFO_COR_ERR, C_SDMA_HEADER_STORAGE_COR_ERR, C_SDMA_PACKET_TRACKING_COR_ERR, C_SDMA_ASSEMBLY_COR_ERR, C_SDMA_DESC_TABLE_COR_ERR, C_SDMA_HEADER_REQUEST_FIFO_UNC_ERR, C_SDMA_HEADER_STORAGE_UNC_ERR, C_SDMA_PACKET_TRACKING_UNC_ERR, C_SDMA_ASSEMBLY_UNC_ERR, C_SDMA_DESC_TABLE_UNC_ERR, C_SDMA_TIMEOUT_ERR, C_SDMA_HEADER_LENGTH_ERR, C_SDMA_HEADER_ADDRESS_ERR, C_SDMA_HEADER_SELECT_ERR, C_SMDA_RESERVED_9, C_SDMA_PACKET_DESC_OVERFLOW_ERR, C_SDMA_LENGTH_MISMATCH_ERR, C_SDMA_HALT_ERR, C_SDMA_MEM_READ_ERR, C_SDMA_FIRST_DESC_ERR, C_SDMA_TAIL_OUT_OF_BOUNDS_ERR, C_SDMA_TOO_LONG_ERR, C_SDMA_GEN_MISMATCH_ERR, C_SDMA_WRONG_DW_ERR, DEV_CNTR_LAST /* Must be kept last */ }; /* Per port counter indexes */ enum { C_TX_UNSUP_VL = 0, C_TX_INVAL_LEN, C_TX_MM_LEN_ERR, C_TX_UNDERRUN, C_TX_FLOW_STALL, C_TX_DROPPED, C_TX_HDR_ERR, C_TX_PKT, C_TX_WORDS, C_TX_WAIT, C_TX_FLIT_VL, C_TX_PKT_VL, C_TX_WAIT_VL, C_RX_PKT, C_RX_WORDS, C_SW_LINK_DOWN, C_SW_LINK_UP, C_SW_UNKNOWN_FRAME, C_SW_XMIT_DSCD, C_SW_XMIT_DSCD_VL, C_SW_XMIT_CSTR_ERR, C_SW_RCV_CSTR_ERR, C_SW_IBP_LOOP_PKTS, C_SW_IBP_RC_RESENDS, C_SW_IBP_RNR_NAKS, C_SW_IBP_OTHER_NAKS, C_SW_IBP_RC_TIMEOUTS, C_SW_IBP_PKT_DROPS, C_SW_IBP_DMA_WAIT, C_SW_IBP_RC_SEQNAK, C_SW_IBP_RC_DUPREQ, C_SW_IBP_RDMA_SEQ, C_SW_IBP_UNALIGNED, C_SW_IBP_SEQ_NAK, C_SW_CPU_RC_ACKS, C_SW_CPU_RC_QACKS, C_SW_CPU_RC_DELAYED_COMP, C_RCV_HDR_OVF_0, C_RCV_HDR_OVF_1, C_RCV_HDR_OVF_2, C_RCV_HDR_OVF_3, C_RCV_HDR_OVF_4, C_RCV_HDR_OVF_5, C_RCV_HDR_OVF_6, C_RCV_HDR_OVF_7, C_RCV_HDR_OVF_8, C_RCV_HDR_OVF_9, C_RCV_HDR_OVF_10, C_RCV_HDR_OVF_11, C_RCV_HDR_OVF_12, C_RCV_HDR_OVF_13, C_RCV_HDR_OVF_14, C_RCV_HDR_OVF_15, C_RCV_HDR_OVF_16, C_RCV_HDR_OVF_17, C_RCV_HDR_OVF_18, C_RCV_HDR_OVF_19, C_RCV_HDR_OVF_20, C_RCV_HDR_OVF_21, C_RCV_HDR_OVF_22, C_RCV_HDR_OVF_23, C_RCV_HDR_OVF_24, C_RCV_HDR_OVF_25, C_RCV_HDR_OVF_26, C_RCV_HDR_OVF_27, C_RCV_HDR_OVF_28, C_RCV_HDR_OVF_29, C_RCV_HDR_OVF_30, C_RCV_HDR_OVF_31, C_RCV_HDR_OVF_32, C_RCV_HDR_OVF_33, C_RCV_HDR_OVF_34, C_RCV_HDR_OVF_35, C_RCV_HDR_OVF_36, C_RCV_HDR_OVF_37, C_RCV_HDR_OVF_38, C_RCV_HDR_OVF_39, C_RCV_HDR_OVF_40, C_RCV_HDR_OVF_41, C_RCV_HDR_OVF_42, C_RCV_HDR_OVF_43, C_RCV_HDR_OVF_44, C_RCV_HDR_OVF_45, C_RCV_HDR_OVF_46, C_RCV_HDR_OVF_47, C_RCV_HDR_OVF_48, C_RCV_HDR_OVF_49, C_RCV_HDR_OVF_50, C_RCV_HDR_OVF_51, C_RCV_HDR_OVF_52, C_RCV_HDR_OVF_53, C_RCV_HDR_OVF_54, C_RCV_HDR_OVF_55, C_RCV_HDR_OVF_56, C_RCV_HDR_OVF_57, C_RCV_HDR_OVF_58, C_RCV_HDR_OVF_59, C_RCV_HDR_OVF_60, C_RCV_HDR_OVF_61, C_RCV_HDR_OVF_62, C_RCV_HDR_OVF_63, C_RCV_HDR_OVF_64, C_RCV_HDR_OVF_65, C_RCV_HDR_OVF_66, C_RCV_HDR_OVF_67, C_RCV_HDR_OVF_68, C_RCV_HDR_OVF_69, C_RCV_HDR_OVF_70, C_RCV_HDR_OVF_71, C_RCV_HDR_OVF_72, C_RCV_HDR_OVF_73, C_RCV_HDR_OVF_74, C_RCV_HDR_OVF_75, C_RCV_HDR_OVF_76, C_RCV_HDR_OVF_77, C_RCV_HDR_OVF_78, C_RCV_HDR_OVF_79, C_RCV_HDR_OVF_80, C_RCV_HDR_OVF_81, C_RCV_HDR_OVF_82, C_RCV_HDR_OVF_83, C_RCV_HDR_OVF_84, C_RCV_HDR_OVF_85, C_RCV_HDR_OVF_86, C_RCV_HDR_OVF_87, C_RCV_HDR_OVF_88, C_RCV_HDR_OVF_89, C_RCV_HDR_OVF_90, C_RCV_HDR_OVF_91, C_RCV_HDR_OVF_92, C_RCV_HDR_OVF_93, C_RCV_HDR_OVF_94, C_RCV_HDR_OVF_95, C_RCV_HDR_OVF_96, C_RCV_HDR_OVF_97, C_RCV_HDR_OVF_98, C_RCV_HDR_OVF_99, C_RCV_HDR_OVF_100, C_RCV_HDR_OVF_101, C_RCV_HDR_OVF_102, C_RCV_HDR_OVF_103, C_RCV_HDR_OVF_104, C_RCV_HDR_OVF_105, C_RCV_HDR_OVF_106, C_RCV_HDR_OVF_107, C_RCV_HDR_OVF_108, C_RCV_HDR_OVF_109, C_RCV_HDR_OVF_110, C_RCV_HDR_OVF_111, C_RCV_HDR_OVF_112, C_RCV_HDR_OVF_113, C_RCV_HDR_OVF_114, C_RCV_HDR_OVF_115, C_RCV_HDR_OVF_116, C_RCV_HDR_OVF_117, C_RCV_HDR_OVF_118, C_RCV_HDR_OVF_119, C_RCV_HDR_OVF_120, C_RCV_HDR_OVF_121, C_RCV_HDR_OVF_122, C_RCV_HDR_OVF_123, C_RCV_HDR_OVF_124, C_RCV_HDR_OVF_125, C_RCV_HDR_OVF_126, C_RCV_HDR_OVF_127, C_RCV_HDR_OVF_128, C_RCV_HDR_OVF_129, C_RCV_HDR_OVF_130, C_RCV_HDR_OVF_131, C_RCV_HDR_OVF_132, C_RCV_HDR_OVF_133, C_RCV_HDR_OVF_134, C_RCV_HDR_OVF_135, C_RCV_HDR_OVF_136, C_RCV_HDR_OVF_137, C_RCV_HDR_OVF_138, C_RCV_HDR_OVF_139, C_RCV_HDR_OVF_140, C_RCV_HDR_OVF_141, C_RCV_HDR_OVF_142, C_RCV_HDR_OVF_143, C_RCV_HDR_OVF_144, C_RCV_HDR_OVF_145, C_RCV_HDR_OVF_146, C_RCV_HDR_OVF_147, C_RCV_HDR_OVF_148, C_RCV_HDR_OVF_149, C_RCV_HDR_OVF_150, C_RCV_HDR_OVF_151, C_RCV_HDR_OVF_152, C_RCV_HDR_OVF_153, C_RCV_HDR_OVF_154, C_RCV_HDR_OVF_155, C_RCV_HDR_OVF_156, C_RCV_HDR_OVF_157, C_RCV_HDR_OVF_158, C_RCV_HDR_OVF_159, PORT_CNTR_LAST /* Must be kept last */ }; u64 get_all_cpu_total(u64 __percpu *cntr); void hfi1_start_cleanup(struct hfi1_devdata *dd); void hfi1_clear_tids(struct hfi1_ctxtdata *rcd); struct hfi1_message_header *hfi1_get_msgheader( struct hfi1_devdata *dd, __le32 *rhf_addr); int hfi1_get_base_kinfo(struct hfi1_ctxtdata *rcd, struct hfi1_ctxt_info *kinfo); u64 hfi1_gpio_mod(struct hfi1_devdata *dd, u32 target, u32 data, u32 dir, u32 mask); int hfi1_init_ctxt(struct send_context *sc); void hfi1_put_tid(struct hfi1_devdata *dd, u32 index, u32 type, unsigned long pa, u16 order); void hfi1_quiet_serdes(struct hfi1_pportdata *ppd); void hfi1_rcvctrl(struct hfi1_devdata *dd, unsigned int op, int ctxt); u32 hfi1_read_cntrs(struct hfi1_devdata *dd, char **namep, u64 **cntrp); u32 hfi1_read_portcntrs(struct hfi1_pportdata *ppd, char **namep, u64 **cntrp); u8 hfi1_ibphys_portstate(struct hfi1_pportdata *ppd); int hfi1_get_ib_cfg(struct hfi1_pportdata *ppd, int which); int hfi1_set_ib_cfg(struct hfi1_pportdata *ppd, int which, u32 val); int hfi1_set_ctxt_jkey(struct hfi1_devdata *dd, unsigned ctxt, u16 jkey); int hfi1_clear_ctxt_jkey(struct hfi1_devdata *dd, unsigned ctxt); int hfi1_set_ctxt_pkey(struct hfi1_devdata *dd, unsigned ctxt, u16 pkey); int hfi1_clear_ctxt_pkey(struct hfi1_devdata *dd, unsigned ctxt); void hfi1_read_link_quality(struct hfi1_devdata *dd, u8 *link_quality); /* * Interrupt source table. * * Each entry is an interrupt source "type". It is ordered by increasing * number. */ struct is_table { int start; /* interrupt source type start */ int end; /* interrupt source type end */ /* routine that returns the name of the interrupt source */ char *(*is_name)(char *name, size_t size, unsigned int source); /* routine to call when receiving an interrupt */ void (*is_int)(struct hfi1_devdata *dd, unsigned int source); }; #endif /* _CHIP_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
mike marciniszynmike marciniszyn326480.16%28.33%
joel rosenzweigjoel rosenzweig52012.77%14.17%
dean luickdean luick1463.59%937.50%
easwar hariharaneaswar hariharan681.67%312.50%
jubin johnjubin john421.03%625.00%
jim snowjim snow180.44%14.17%
vennila megavannanvennila megavannan100.25%14.17%
caz yokoyamacaz yokoyama40.10%14.17%
Total4072100.00%24100.00%
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