[net-next-2.6.git] / drivers / net / ixgbe / ixgbe_mbx.h

/*******************************************************************************

  Intel 10 Gigabit PCI Express Linux driver
  Copyright(c) 1999 - 2010 Intel Corporation.

  This program is free software; you can redistribute it and/or modify it
  under the terms and conditions of the GNU General Public License,
  version 2, as published by the Free Software Foundation.

  This program is distributed in the hope it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  more details.

  You should have received a copy of the GNU General Public License along with
  this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.

  The full GNU General Public License is included in this distribution in
  the file called "COPYING".

  Contact Information:
  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497

*******************************************************************************/

#ifndef _IXGBE_MBX_H_
#define _IXGBE_MBX_H_

#include "ixgbe_type.h"

#define IXGBE_VFMAILBOX_SIZE        16 /* 16 32 bit words - 64 bytes */
#define IXGBE_ERR_MBX               -100

#define IXGBE_VFMAILBOX             0x002FC
#define IXGBE_VFMBMEM               0x00200

#define IXGBE_PFMAILBOX(x)          (0x04B00 + (4 * x))
#define IXGBE_PFMBMEM(vfn)          (0x13000 + (64 * vfn))

#define IXGBE_PFMAILBOX_STS   0x00000001 /* Initiate message send to VF */
#define IXGBE_PFMAILBOX_ACK   0x00000002 /* Ack message recv'd from VF */
#define IXGBE_PFMAILBOX_VFU   0x00000004 /* VF owns the mailbox buffer */
#define IXGBE_PFMAILBOX_PFU   0x00000008 /* PF owns the mailbox buffer */
#define IXGBE_PFMAILBOX_RVFU  0x00000010 /* Reset VFU - used when VF stuck */

#define IXGBE_MBVFICR_VFREQ_MASK 0x0000FFFF /* bits for VF messages */
#define IXGBE_MBVFICR_VFREQ_VF1  0x00000001 /* bit for VF 1 message */
#define IXGBE_MBVFICR_VFACK_MASK 0xFFFF0000 /* bits for VF acks */
#define IXGBE_MBVFICR_VFACK_VF1  0x00010000 /* bit for VF 1 ack */


/* If it's a IXGBE_VF_* msg then it originates in the VF and is sent to the
 * PF.  The reverse is true if it is IXGBE_PF_*.
 * Message ACK's are the value or'd with 0xF0000000
 */
#define IXGBE_VT_MSGTYPE_ACK      0x80000000  /* Messages below or'd with
                                               * this are the ACK */
#define IXGBE_VT_MSGTYPE_NACK     0x40000000  /* Messages below or'd with
                                               * this are the NACK */
#define IXGBE_VT_MSGTYPE_CTS      0x20000000  /* Indicates that VF is still
                                                 clear to send requests */
#define IXGBE_VT_MSGINFO_SHIFT    16
/* bits 23:16 are used for exra info for certain messages */
#define IXGBE_VT_MSGINFO_MASK     (0xFF << IXGBE_VT_MSGINFO_SHIFT)

#define IXGBE_VF_RESET            0x01 /* VF requests reset */
#define IXGBE_VF_SET_MAC_ADDR     0x02 /* VF requests PF to set MAC addr */
#define IXGBE_VF_SET_MULTICAST    0x03 /* VF requests PF to set MC addr */
#define IXGBE_VF_SET_VLAN         0x04 /* VF requests PF to set VLAN */
#define IXGBE_VF_SET_LPE          0x05 /* VF requests PF to set VMOLR.LPE */

/* length of permanent address message returned from PF */
#define IXGBE_VF_PERMADDR_MSG_LEN 4
/* word in permanent address message with the current multicast type */
#define IXGBE_VF_MC_TYPE_WORD     3

#define IXGBE_PF_CONTROL_MSG      0x0100 /* PF control message */

#define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */
#define IXGBE_VF_MBX_INIT_DELAY   500  /* microseconds between retries */

s32 ixgbe_read_mbx(struct ixgbe_hw *, u32 *, u16, u16);
s32 ixgbe_write_mbx(struct ixgbe_hw *, u32 *, u16, u16);
s32 ixgbe_check_for_msg(struct ixgbe_hw *, u16);
s32 ixgbe_check_for_ack(struct ixgbe_hw *, u16);
s32 ixgbe_check_for_rst(struct ixgbe_hw *, u16);
void ixgbe_init_mbx_params_pf(struct ixgbe_hw *);

extern struct ixgbe_mbx_operations mbx_ops_generic;

#endif /* _IXGBE_MBX_H_ */
Commit	Line	Data
10ca132c GR	1	/*******************************************************************************
	2
	3	Intel 10 Gigabit PCI Express Linux driver
3a338cbb	4	Copyright(c) 1999 - 2010 Intel Corporation.
10ca132c GR	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, write to the Free Software Foundation, Inc.,
	17	51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
	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 "ixgbe_type.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 IXGBE_PFMAILBOX(x) (0x04B00 + (4 * x))
	40	#define IXGBE_PFMBMEM(vfn) (0x13000 + (64 * vfn))
	41
	42	#define IXGBE_PFMAILBOX_STS 0x00000001 /* Initiate message send to VF */
	43	#define IXGBE_PFMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */
	44	#define IXGBE_PFMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */
	45	#define IXGBE_PFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */
	46	#define IXGBE_PFMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */
	47
	48	#define IXGBE_MBVFICR_VFREQ_MASK 0x0000FFFF /* bits for VF messages */
	49	#define IXGBE_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */
	50	#define IXGBE_MBVFICR_VFACK_MASK 0xFFFF0000 /* bits for VF acks */
	51	#define IXGBE_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */
	52
	53
	54	/* If it's a IXGBE_VF_* msg then it originates in the VF and is sent to the
	55	* PF. The reverse is true if it is IXGBE_PF_*.
	56	* Message ACK's are the value or'd with 0xF0000000
	57	*/
	58	#define IXGBE_VT_MSGTYPE_ACK 0x80000000 /* Messages below or'd with
	59	* this are the ACK */
	60	#define IXGBE_VT_MSGTYPE_NACK 0x40000000 /* Messages below or'd with
	61	* this are the NACK */
	62	#define IXGBE_VT_MSGTYPE_CTS 0x20000000 /* Indicates that VF is still
	63	clear to send requests */
	64	#define IXGBE_VT_MSGINFO_SHIFT 16
	65	/* bits 23:16 are used for exra info for certain messages */
	66	#define IXGBE_VT_MSGINFO_MASK (0xFF << IXGBE_VT_MSGINFO_SHIFT)
	67
	68	#define IXGBE_VF_RESET 0x01 /* VF requests reset */
69	#define IXGBE_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */
70	#define IXGBE_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */
71	#define IXGBE_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */
72	#define IXGBE_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */
73
74	/* length of permanent address message returned from PF */
75	#define IXGBE_VF_PERMADDR_MSG_LEN 4
76	/* word in permanent address message with the current multicast type */
77	#define IXGBE_VF_MC_TYPE_WORD 3
78
79	#define IXGBE_PF_CONTROL_MSG 0x0100 /* PF control message */
80
81	#define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */
82	#define IXGBE_VF_MBX_INIT_DELAY 500 /* microseconds between retries */
83
84	s32 ixgbe_read_mbx(struct ixgbe_hw , u32 , u16, u16);
85	s32 ixgbe_write_mbx(struct ixgbe_hw , u32 , u16, u16);
10ca132c GR	86	s32 ixgbe_check_for_msg(struct ixgbe_hw *, u16);
	87	s32 ixgbe_check_for_ack(struct ixgbe_hw *, u16);
	88	s32 ixgbe_check_for_rst(struct ixgbe_hw *, u16);
10ca132c GR	89	void ixgbe_init_mbx_params_pf(struct ixgbe_hw *);
10ca132c GR	90
a391f1d5	91	extern struct ixgbe_mbx_operations mbx_ops_generic;
10ca132c GR	92
10ca132c GR	93	#endif /* _IXGBE_MBX_H_ */