1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /******************************************************************************* 3 4 Intel 82599 Virtual Function driver 5 Copyright(c) 1999 - 2015 Intel Corporation. 6 7 This program is free software; you can redistribute it and/or modify it 8 under the terms and conditions of the GNU General Public License, 9 version 2, as published by the Free Software Foundation. 10 11 This program is distributed in the hope it will be useful, but WITHOUT 12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 14 more details. 15 16 You should have received a copy of the GNU General Public License along with 17 this program; if not, see <http://www.gnu.org/licenses/>. 18 19 The full GNU General Public License is included in this distribution in 20 the file called "COPYING". 21 22 Contact Information: 23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> 24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 25 26 *******************************************************************************/ 27 28 #ifndef _IXGBE_MBX_H_ 29 #define _IXGBE_MBX_H_ 30 31 #include "vf.h" 32 33 #define IXGBE_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */ 34 #define IXGBE_ERR_MBX -100 35 36 #define IXGBE_VFMAILBOX 0x002FC 37 #define IXGBE_VFMBMEM 0x00200 38 39 /* Define mailbox register bits */ 40 #define IXGBE_VFMAILBOX_REQ 0x00000001 /* Request for PF Ready bit */ 41 #define IXGBE_VFMAILBOX_ACK 0x00000002 /* Ack PF message received */ 42 #define IXGBE_VFMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */ 43 #define IXGBE_VFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */ 44 #define IXGBE_VFMAILBOX_PFSTS 0x00000010 /* PF wrote a message in the MB */ 45 #define IXGBE_VFMAILBOX_PFACK 0x00000020 /* PF ack the previous VF msg */ 46 #define IXGBE_VFMAILBOX_RSTI 0x00000040 /* PF has reset indication */ 47 #define IXGBE_VFMAILBOX_RSTD 0x00000080 /* PF has indicated reset done */ 48 #define IXGBE_VFMAILBOX_R2C_BITS 0x000000B0 /* All read to clear bits */ 49 50 #define IXGBE_PFMAILBOX(x) (0x04B00 + (4 * (x))) 51 #define IXGBE_PFMBMEM(vfn) (0x13000 + (64 * (vfn))) 52 53 #define IXGBE_PFMAILBOX_STS 0x00000001 /* Initiate message send to VF */ 54 #define IXGBE_PFMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */ 55 #define IXGBE_PFMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */ 56 #define IXGBE_PFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */ 57 #define IXGBE_PFMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */ 58 59 #define IXGBE_MBVFICR_VFREQ_MASK 0x0000FFFF /* bits for VF messages */ 60 #define IXGBE_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */ 61 #define IXGBE_MBVFICR_VFACK_MASK 0xFFFF0000 /* bits for VF acks */ 62 #define IXGBE_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */ 63 64 /* If it's a IXGBE_VF_* msg then it originates in the VF and is sent to the 65 * PF. The reverse is true if it is IXGBE_PF_*. 66 * Message ACK's are the value or'd with 0xF0000000 67 */ 68 /* Messages below or'd with this are the ACK */ 69 #define IXGBE_VT_MSGTYPE_ACK 0x80000000 70 /* Messages below or'd with this are the NACK */ 71 #define IXGBE_VT_MSGTYPE_NACK 0x40000000 72 /* Indicates that VF is still clear to send requests */ 73 #define IXGBE_VT_MSGTYPE_CTS 0x20000000 74 #define IXGBE_VT_MSGINFO_SHIFT 16 75 /* bits 23:16 are used for exra info for certain messages */ 76 #define IXGBE_VT_MSGINFO_MASK (0xFF << IXGBE_VT_MSGINFO_SHIFT) 77 78 /* definitions to support mailbox API version negotiation */ 79 80 /* each element denotes a version of the API; existing numbers may not 81 * change; any additions must go at the end 82 */ 83 enum ixgbe_pfvf_api_rev { 84 ixgbe_mbox_api_10, /* API version 1.0, linux/freebsd VF driver */ 85 ixgbe_mbox_api_20, /* API version 2.0, solaris Phase1 VF driver */ 86 ixgbe_mbox_api_11, /* API version 1.1, linux/freebsd VF driver */ 87 ixgbe_mbox_api_12, /* API version 1.2, linux/freebsd VF driver */ 88 ixgbe_mbox_api_13, /* API version 1.3, linux/freebsd VF driver */ 89 /* This value should always be last */ 90 ixgbe_mbox_api_unknown, /* indicates that API version is not known */ 91 }; 92 93 /* mailbox API, legacy requests */ 94 #define IXGBE_VF_RESET 0x01 /* VF requests reset */ 95 #define IXGBE_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */ 96 #define IXGBE_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */ 97 #define IXGBE_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */ 98 99 /* mailbox API, version 1.0 VF requests */ 100 #define IXGBE_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */ 101 #define IXGBE_VF_SET_MACVLAN 0x06 /* VF requests PF for unicast filter */ 102 #define IXGBE_VF_API_NEGOTIATE 0x08 /* negotiate API version */ 103 104 /* mailbox API, version 1.1 VF requests */ 105 #define IXGBE_VF_GET_QUEUE 0x09 /* get queue configuration */ 106 107 /* GET_QUEUES return data indices within the mailbox */ 108 #define IXGBE_VF_TX_QUEUES 1 /* number of Tx queues supported */ 109 #define IXGBE_VF_RX_QUEUES 2 /* number of Rx queues supported */ 110 #define IXGBE_VF_TRANS_VLAN 3 /* Indication of port VLAN */ 111 #define IXGBE_VF_DEF_QUEUE 4 /* Default queue offset */ 112 113 /* mailbox API, version 1.2 VF requests */ 114 #define IXGBE_VF_GET_RETA 0x0a /* VF request for RETA */ 115 #define IXGBE_VF_GET_RSS_KEY 0x0b /* get RSS hash key */ 116 117 #define IXGBE_VF_UPDATE_XCAST_MODE 0x0c 118 119 /* length of permanent address message returned from PF */ 120 #define IXGBE_VF_PERMADDR_MSG_LEN 4 121 /* word in permanent address message with the current multicast type */ 122 #define IXGBE_VF_MC_TYPE_WORD 3 123 124 #define IXGBE_PF_CONTROL_MSG 0x0100 /* PF control message */ 125 126 #define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */ 127 #define IXGBE_VF_MBX_INIT_DELAY 500 /* microseconds between retries */ 128 129 /* forward declaration of the HW struct */ 130 struct ixgbe_hw; 131 132 #endif /* _IXGBE_MBX_H_ */ 133