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1 /* Intel(R) Gigabit Ethernet Linux driver |
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2 * Copyright(c) 2007-2014 Intel Corporation. |
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3 * |
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4 * This program is free software; you can redistribute it and/or modify it |
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5 * under the terms and conditions of the GNU General Public License, |
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6 * version 2, as published by the Free Software Foundation. |
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7 * |
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8 * This program is distributed in the hope it will be useful, but WITHOUT |
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9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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11 * more details. |
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12 * |
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13 * You should have received a copy of the GNU General Public License along with |
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14 * this program; if not, see <http://www.gnu.org/licenses/>. |
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15 * |
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16 * The full GNU General Public License is included in this distribution in |
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17 * the file called "COPYING". |
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18 * |
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19 * Contact Information: |
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20 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
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21 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
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22 */ |
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23 |
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24 #ifndef _E1000_MBX_H_ |
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25 #define _E1000_MBX_H_ |
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26 |
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27 #include "e1000_hw.h" |
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28 |
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29 #define E1000_P2VMAILBOX_STS 0x00000001 /* Initiate message send to VF */ |
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30 #define E1000_P2VMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */ |
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31 #define E1000_P2VMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */ |
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32 #define E1000_P2VMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */ |
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33 #define E1000_P2VMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */ |
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34 |
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35 #define E1000_MBVFICR_VFREQ_MASK 0x000000FF /* bits for VF messages */ |
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36 #define E1000_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */ |
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37 #define E1000_MBVFICR_VFACK_MASK 0x00FF0000 /* bits for VF acks */ |
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38 #define E1000_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */ |
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39 |
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40 #define E1000_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */ |
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41 |
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42 /* If it's a E1000_VF_* msg then it originates in the VF and is sent to the |
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43 * PF. The reverse is true if it is E1000_PF_*. |
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44 * Message ACK's are the value or'd with 0xF0000000 |
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45 */ |
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46 /* Messages below or'd with this are the ACK */ |
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47 #define E1000_VT_MSGTYPE_ACK 0x80000000 |
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48 /* Messages below or'd with this are the NACK */ |
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49 #define E1000_VT_MSGTYPE_NACK 0x40000000 |
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50 /* Indicates that VF is still clear to send requests */ |
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51 #define E1000_VT_MSGTYPE_CTS 0x20000000 |
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52 #define E1000_VT_MSGINFO_SHIFT 16 |
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53 /* bits 23:16 are used for exra info for certain messages */ |
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54 #define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT) |
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55 |
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56 #define E1000_VF_RESET 0x01 /* VF requests reset */ |
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57 #define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests to set MAC addr */ |
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58 #define E1000_VF_SET_MULTICAST 0x03 /* VF requests to set MC addr */ |
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59 #define E1000_VF_SET_VLAN 0x04 /* VF requests to set VLAN */ |
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60 #define E1000_VF_SET_LPE 0x05 /* VF requests to set VMOLR.LPE */ |
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61 #define E1000_VF_SET_PROMISC 0x06 /*VF requests to clear VMOLR.ROPE/MPME*/ |
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62 #define E1000_VF_SET_PROMISC_MULTICAST (0x02 << E1000_VT_MSGINFO_SHIFT) |
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63 |
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64 #define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */ |
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65 |
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66 s32 igb_read_mbx(struct e1000_hw *, u32 *, u16, u16); |
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67 s32 igb_write_mbx(struct e1000_hw *, u32 *, u16, u16); |
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68 s32 igb_check_for_msg(struct e1000_hw *, u16); |
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69 s32 igb_check_for_ack(struct e1000_hw *, u16); |
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70 s32 igb_check_for_rst(struct e1000_hw *, u16); |
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71 s32 igb_init_mbx_params_pf(struct e1000_hw *); |
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72 |
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73 #endif /* _E1000_MBX_H_ */ |