1 /* $NetBSD: ixgbe_dcb_82599.h,v 1.8 2021/12/24 05:02:11 msaitoh Exp $ */ 2 /****************************************************************************** 3 SPDX-License-Identifier: BSD-3-Clause 4 5 Copyright (c) 2001-2020, Intel Corporation 6 All rights reserved. 7 8 Redistribution and use in source and binary forms, with or without 9 modification, are permitted provided that the following conditions are met: 10 11 1. Redistributions of source code must retain the above copyright notice, 12 this list of conditions and the following disclaimer. 13 14 2. Redistributions in binary form must reproduce the above copyright 15 notice, this list of conditions and the following disclaimer in the 16 documentation and/or other materials provided with the distribution. 17 18 3. Neither the name of the Intel Corporation nor the names of its 19 contributors may be used to endorse or promote products derived from 20 this software without specific prior written permission. 21 22 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 23 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 26 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 POSSIBILITY OF SUCH DAMAGE. 33 34 ******************************************************************************/ 35 /*$FreeBSD: head/sys/dev/ixgbe/ixgbe_dcb_82599.h 326022 2017-11-20 19:36:21Z pfg $*/ 36 37 #ifndef _IXGBE_DCB_82599_H_ 38 #define _IXGBE_DCB_82599_H_ 39 40 /* DCB register definitions */ 41 #define IXGBE_RTTDCS_TDPAC 0x00000001 /* 0 Round Robin, 42 * 1 WSP - Weighted Strict Priority 43 */ 44 #define IXGBE_RTTDCS_VMPAC 0x00000002 /* 0 Round Robin, 45 * 1 WRR - Weighted Round Robin 46 */ 47 #define IXGBE_RTTDCS_TDRM 0x00000010 /* Transmit Recycle Mode */ 48 #define IXGBE_RTTDCS_BDPM 0x00400000 /* Bypass Data Pipe - must clear! */ 49 #define IXGBE_RTTDCS_BPBFSM 0x00800000 /* Bypass PB Free Space - must 50 * clear! 51 */ 52 #define IXGBE_RTTDCS_SPEED_CHG 0x80000000 /* Link speed change */ 53 54 /* Receive UP2TC mapping */ 55 #define IXGBE_RTRUP2TC_UP_SHIFT 3 56 #define IXGBE_RTRUP2TC_UP_MASK 7 57 /* Transmit UP2TC mapping */ 58 #define IXGBE_RTTUP2TC_UP_SHIFT 3 59 60 #define IXGBE_RTRPT4C_MCL_SHIFT 12 /* Offset to Max Credit Limit setting */ 61 #define IXGBE_RTRPT4C_BWG_SHIFT 9 /* Offset to BWG index */ 62 #define IXGBE_RTRPT4C_GSP 0x40000000 /* GSP enable bit */ 63 #define IXGBE_RTRPT4C_LSP 0x80000000 /* LSP enable bit */ 64 65 #define IXGBE_RDRXCTL_MPBEN 0x00000010 /* DMA config for multiple packet 66 * buffers enable 67 */ 68 #define IXGBE_RDRXCTL_MCEN 0x00000040 /* DMA config for multiple cores 69 * (RSS) enable 70 */ 71 72 /* RTRPCS Bit Masks */ 73 #define IXGBE_RTRPCS_RRM 0x00000002 /* Receive Recycle Mode enable */ 74 /* Receive Arbitration Control: 0 Round Robin, 1 DFP */ 75 #define IXGBE_RTRPCS_RAC 0x00000004 76 #define IXGBE_RTRPCS_ARBDIS 0x00000040 /* Arbitration disable bit */ 77 78 /* RTTDT2C Bit Masks */ 79 #define IXGBE_RTTDT2C_MCL_SHIFT 12 80 #define IXGBE_RTTDT2C_BWG_SHIFT 9 81 #define IXGBE_RTTDT2C_GSP 0x40000000 82 #define IXGBE_RTTDT2C_LSP 0x80000000 83 84 #define IXGBE_RTTPT2C_MCL_SHIFT 12 85 #define IXGBE_RTTPT2C_BWG_SHIFT 9 86 #define IXGBE_RTTPT2C_GSP 0x40000000 87 #define IXGBE_RTTPT2C_LSP 0x80000000 88 89 /* RTTPCS Bit Masks */ 90 #define IXGBE_RTTPCS_TPPAC 0x00000020 /* 0 Round Robin, 91 * 1 SP - Strict Priority 92 */ 93 #define IXGBE_RTTPCS_ARBDIS 0x00000040 /* Arbiter disable */ 94 #define IXGBE_RTTPCS_TPRM 0x00000100 /* Transmit Recycle Mode enable */ 95 #define IXGBE_RTTPCS_ARBD_SHIFT 22 96 #define IXGBE_RTTPCS_ARBD_DCB 0x4 /* Arbitration delay in DCB mode */ 97 98 #define IXGBE_TXPBTHRESH_DCB 0xA /* THRESH value for DCB mode */ 99 100 /* SECTXMINIFG DCB */ 101 #define IXGBE_SECTX_DCB 0x00001F00 /* DCB TX Buffer SEC IFG */ 102 103 /* BCN register definitions */ 104 #define IXGBE_RTTBCNRC_RF_INT_SHIFT 14 105 #define IXGBE_RTTBCNRC_RS_ENA 0x80000000 106 107 #define IXGBE_RTTBCNCR_MNG_CMTGI 0x00000001 108 #define IXGBE_RTTBCNCR_MGN_BCNA_MODE 0x00000002 109 #define IXGBE_RTTBCNCR_RSV7_11_SHIFT 5 110 #define IXGBE_RTTBCNCR_G 0x00000400 111 #define IXGBE_RTTBCNCR_I 0x00000800 112 #define IXGBE_RTTBCNCR_H 0x00001000 113 #define IXGBE_RTTBCNCR_VER_SHIFT 14 114 #define IXGBE_RTTBCNCR_CMT_ETH_SHIFT 16 115 116 #define IXGBE_RTTBCNACL_SMAC_L_SHIFT 16 117 118 #define IXGBE_RTTBCNTG_BCNA_MODE 0x80000000 119 120 #define IXGBE_RTTBCNRTT_TS_SHIFT 3 121 #define IXGBE_RTTBCNRTT_TXQ_IDX_SHIFT 16 122 123 #define IXGBE_RTTBCNRD_BCN_CLEAR_ALL 0x00000002 124 #define IXGBE_RTTBCNRD_DRIFT_FAC_SHIFT 2 125 #define IXGBE_RTTBCNRD_DRIFT_INT_SHIFT 16 126 #define IXGBE_RTTBCNRD_DRIFT_ENA 0x80000000 127 128 129 /* DCB driver APIs */ 130 131 /* DCB PFC */ 132 s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *, u8, u8 *); 133 134 /* DCB stats */ 135 s32 ixgbe_dcb_config_tc_stats_82599(struct ixgbe_hw *, 136 struct ixgbe_dcb_config *); 137 s32 ixgbe_dcb_get_tc_stats_82599(struct ixgbe_hw *, 138 struct ixgbe_hw_stats *, u8); 139 s32 ixgbe_dcb_get_pfc_stats_82599(struct ixgbe_hw *, 140 struct ixgbe_hw_stats *, u8); 141 142 /* DCB config arbiters */ 143 s32 ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *, u16 *, u16 *, 144 u8 *, u8 *); 145 s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *, u16 *, u16 *, 146 u8 *, u8 *, u8 *); 147 s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *, u16 *, u16 *, u8 *, 148 u8 *, u8 *); 149 150 /* DCB initialization */ 151 s32 ixgbe_dcb_config_82599(struct ixgbe_hw *, 152 struct ixgbe_dcb_config *); 153 154 s32 ixgbe_dcb_hw_config_82599(struct ixgbe_hw *, int, u16 *, u16 *, u8 *, 155 u8 *, u8 *); 156 #endif /* _IXGBE_DCB_82959_H_ */ 157