2024-09-09 08:57:42 +00:00
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/* Intel(R) Gigabit Ethernet Linux driver
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* Copyright(c) 2007-2014 Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, see <http://www.gnu.org/licenses/>.
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*
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* The full GNU General Public License is included in this distribution in
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* the file called "COPYING".
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*
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* Contact Information:
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* e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*/
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2024-09-09 08:52:07 +00:00
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#ifndef _E1000_MBX_H_
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#define _E1000_MBX_H_
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#include "e1000_hw.h"
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2024-09-09 08:57:42 +00:00
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#define E1000_P2VMAILBOX_STS 0x00000001 /* Initiate message send to VF */
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#define E1000_P2VMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */
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#define E1000_P2VMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */
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#define E1000_P2VMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */
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#define E1000_P2VMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */
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#define E1000_MBVFICR_VFREQ_MASK 0x000000FF /* bits for VF messages */
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#define E1000_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */
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#define E1000_MBVFICR_VFACK_MASK 0x00FF0000 /* bits for VF acks */
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#define E1000_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */
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#define E1000_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */
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2024-09-09 08:52:07 +00:00
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/* If it's a E1000_VF_* msg then it originates in the VF and is sent to the
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* PF. The reverse is true if it is E1000_PF_*.
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* Message ACK's are the value or'd with 0xF0000000
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*/
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2024-09-09 08:57:42 +00:00
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/* Messages below or'd with this are the ACK */
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#define E1000_VT_MSGTYPE_ACK 0x80000000
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/* Messages below or'd with this are the NACK */
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#define E1000_VT_MSGTYPE_NACK 0x40000000
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/* Indicates that VF is still clear to send requests */
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#define E1000_VT_MSGTYPE_CTS 0x20000000
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#define E1000_VT_MSGINFO_SHIFT 16
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/* bits 23:16 are used for exra info for certain messages */
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#define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT)
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2024-09-09 08:57:42 +00:00
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#define E1000_VF_RESET 0x01 /* VF requests reset */
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#define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests to set MAC addr */
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#define E1000_VF_SET_MULTICAST 0x03 /* VF requests to set MC addr */
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#define E1000_VF_SET_VLAN 0x04 /* VF requests to set VLAN */
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#define E1000_VF_SET_LPE 0x05 /* VF requests to set VMOLR.LPE */
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#define E1000_VF_SET_PROMISC 0x06 /*VF requests to clear VMOLR.ROPE/MPME*/
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#define E1000_VF_SET_PROMISC_MULTICAST (0x02 << E1000_VT_MSGINFO_SHIFT)
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#define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */
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s32 igb_read_mbx(struct e1000_hw *, u32 *, u16, u16);
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s32 igb_write_mbx(struct e1000_hw *, u32 *, u16, u16);
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s32 igb_check_for_msg(struct e1000_hw *, u16);
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s32 igb_check_for_ack(struct e1000_hw *, u16);
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s32 igb_check_for_rst(struct e1000_hw *, u16);
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s32 igb_init_mbx_params_pf(struct e1000_hw *);
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#endif /* _E1000_MBX_H_ */
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