| Kyle Swenson | 8d8f654 | 2021-03-15 11:02:55 -0600 | [diff] [blame^] | 1 | /******************************************************************************* |
| 2 | |
| 3 | Intel(R) 82576 Virtual Function Linux driver |
| 4 | Copyright(c) 1999 - 2012 Intel Corporation. |
| 5 | |
| 6 | This program is free software; you can redistribute it and/or modify it |
| 7 | under the terms and conditions of the GNU General Public License, |
| 8 | version 2, as published by the Free Software Foundation. |
| 9 | |
| 10 | This program is distributed in the hope it will be useful, but WITHOUT |
| 11 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 12 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 13 | more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License along with |
| 16 | this program; if not, see <http://www.gnu.org/licenses/>. |
| 17 | |
| 18 | The full GNU General Public License is included in this distribution in |
| 19 | the file called "COPYING". |
| 20 | |
| 21 | Contact Information: |
| 22 | e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
| 23 | Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| 24 | |
| 25 | *******************************************************************************/ |
| 26 | |
| 27 | #ifndef _E1000_MBX_H_ |
| 28 | #define _E1000_MBX_H_ |
| 29 | |
| 30 | #include "vf.h" |
| 31 | |
| 32 | #define E1000_V2PMAILBOX_REQ 0x00000001 /* Request for PF Ready bit */ |
| 33 | #define E1000_V2PMAILBOX_ACK 0x00000002 /* Ack PF message received */ |
| 34 | #define E1000_V2PMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */ |
| 35 | #define E1000_V2PMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */ |
| 36 | #define E1000_V2PMAILBOX_PFSTS 0x00000010 /* PF wrote a message in the MB */ |
| 37 | #define E1000_V2PMAILBOX_PFACK 0x00000020 /* PF ack the previous VF msg */ |
| 38 | #define E1000_V2PMAILBOX_RSTI 0x00000040 /* PF has reset indication */ |
| 39 | #define E1000_V2PMAILBOX_RSTD 0x00000080 /* PF has indicated reset done */ |
| 40 | #define E1000_V2PMAILBOX_R2C_BITS 0x000000B0 /* All read to clear bits */ |
| 41 | |
| 42 | #define E1000_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */ |
| 43 | |
| 44 | /* If it's a E1000_VF_* msg then it originates in the VF and is sent to the |
| 45 | * PF. The reverse is true if it is E1000_PF_*. |
| 46 | * Message ACK's are the value or'd with 0xF0000000 |
| 47 | */ |
| 48 | /* Messages below or'd with this are the ACK */ |
| 49 | #define E1000_VT_MSGTYPE_ACK 0x80000000 |
| 50 | /* Messages below or'd with this are the NACK */ |
| 51 | #define E1000_VT_MSGTYPE_NACK 0x40000000 |
| 52 | /* Indicates that VF is still clear to send requests */ |
| 53 | #define E1000_VT_MSGTYPE_CTS 0x20000000 |
| 54 | |
| 55 | /* We have a total wait time of 1s for vf mailbox posted messages */ |
| 56 | #define E1000_VF_MBX_INIT_TIMEOUT 2000 /* retry count for mbx timeout */ |
| 57 | #define E1000_VF_MBX_INIT_DELAY 500 /* usec delay between retries */ |
| 58 | |
| 59 | #define E1000_VT_MSGINFO_SHIFT 16 |
| 60 | /* bits 23:16 are used for exra info for certain messages */ |
| 61 | #define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT) |
| 62 | |
| 63 | #define E1000_VF_RESET 0x01 /* VF requests reset */ |
| 64 | #define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */ |
| 65 | #define E1000_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */ |
| 66 | #define E1000_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */ |
| 67 | #define E1000_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */ |
| 68 | |
| 69 | #define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */ |
| 70 | |
| 71 | void e1000_init_mbx_ops_generic(struct e1000_hw *hw); |
| 72 | s32 e1000_init_mbx_params_vf(struct e1000_hw *); |
| 73 | |
| 74 | #endif /* _E1000_MBX_H_ */ |