[linux.git] / drivers / scsi / fnic / vnic_devcmd.h

/*
 * Copyright 2008 Cisco Systems, Inc.  All rights reserved.
 * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
 *
 * This program is free software; you may redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
#ifndef _VNIC_DEVCMD_H_
#define _VNIC_DEVCMD_H_

#define _CMD_NBITS      14
#define _CMD_VTYPEBITS	10
#define _CMD_FLAGSBITS  6
#define _CMD_DIRBITS	2

#define _CMD_NMASK      ((1 << _CMD_NBITS)-1)
#define _CMD_VTYPEMASK  ((1 << _CMD_VTYPEBITS)-1)
#define _CMD_FLAGSMASK  ((1 << _CMD_FLAGSBITS)-1)
#define _CMD_DIRMASK    ((1 << _CMD_DIRBITS)-1)

#define _CMD_NSHIFT     0
#define _CMD_VTYPESHIFT (_CMD_NSHIFT+_CMD_NBITS)
#define _CMD_FLAGSSHIFT (_CMD_VTYPESHIFT+_CMD_VTYPEBITS)
#define _CMD_DIRSHIFT   (_CMD_FLAGSSHIFT+_CMD_FLAGSBITS)

/*
 * Direction bits (from host perspective).
 */
#define _CMD_DIR_NONE   0U
#define _CMD_DIR_WRITE  1U
#define _CMD_DIR_READ   2U
#define _CMD_DIR_RW     (_CMD_DIR_WRITE | _CMD_DIR_READ)

/*
 * Flag bits.
 */
#define _CMD_FLAGS_NONE 0U
#define _CMD_FLAGS_NOWAIT 1U

/*
 * vNIC type bits.
 */
#define _CMD_VTYPE_NONE  0U
#define _CMD_VTYPE_ENET  1U
#define _CMD_VTYPE_FC    2U
#define _CMD_VTYPE_SCSI  4U
#define _CMD_VTYPE_ALL   (_CMD_VTYPE_ENET | _CMD_VTYPE_FC | _CMD_VTYPE_SCSI)

/*
 * Used to create cmds..
*/
#define _CMDCF(dir, flags, vtype, nr)  \
	(((dir)   << _CMD_DIRSHIFT) | \
	((flags) << _CMD_FLAGSSHIFT) | \
	((vtype) << _CMD_VTYPESHIFT) | \
	((nr)    << _CMD_NSHIFT))
#define _CMDC(dir, vtype, nr)    _CMDCF(dir, 0, vtype, nr)
#define _CMDCNW(dir, vtype, nr)  _CMDCF(dir, _CMD_FLAGS_NOWAIT, vtype, nr)

/*
 * Used to decode cmds..
*/
#define _CMD_DIR(cmd)            (((cmd) >> _CMD_DIRSHIFT) & _CMD_DIRMASK)
#define _CMD_FLAGS(cmd)          (((cmd) >> _CMD_FLAGSSHIFT) & _CMD_FLAGSMASK)
#define _CMD_VTYPE(cmd)          (((cmd) >> _CMD_VTYPESHIFT) & _CMD_VTYPEMASK)
#define _CMD_N(cmd)              (((cmd) >> _CMD_NSHIFT) & _CMD_NMASK)

enum vnic_devcmd_cmd {
	CMD_NONE                = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_NONE, 0),

	/* mcpu fw info in mem: (u64)a0=paddr to struct vnic_devcmd_fw_info */
	CMD_MCPU_FW_INFO        = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 1),

	/* dev-specific block member:
	 *    in: (u16)a0=offset,(u8)a1=size
	 *    out: a0=value */
	CMD_DEV_SPEC            = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 2),

	/* stats clear */
	CMD_STATS_CLEAR         = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 3),

	/* stats dump in mem: (u64)a0=paddr to stats area,
	 *                    (u16)a1=sizeof stats area */
	CMD_STATS_DUMP          = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 4),

	/* set Rx packet filter: (u32)a0=filters (see CMD_PFILTER_*) */
	CMD_PACKET_FILTER       = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 7),

	/* hang detection notification */
	CMD_HANG_NOTIFY         = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 8),

	/* MAC address in (u48)a0 */
	CMD_MAC_ADDR            = _CMDC(_CMD_DIR_READ,
					_CMD_VTYPE_ENET | _CMD_VTYPE_FC, 9),

	/* disable/enable promisc mode: (u8)a0=0/1 */
/***** XXX DEPRECATED *****/
	CMD_PROMISC_MODE        = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 10),

	/* disable/enable all-multi mode: (u8)a0=0/1 */
/***** XXX DEPRECATED *****/
	CMD_ALLMULTI_MODE       = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 11),

	/* add addr from (u48)a0 */
	CMD_ADDR_ADD            = _CMDCNW(_CMD_DIR_WRITE,
					_CMD_VTYPE_ENET | _CMD_VTYPE_FC, 12),

	/* del addr from (u48)a0 */
	CMD_ADDR_DEL            = _CMDCNW(_CMD_DIR_WRITE,
					_CMD_VTYPE_ENET | _CMD_VTYPE_FC, 13),

	/* add VLAN id in (u16)a0 */
	CMD_VLAN_ADD            = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 14),

	/* del VLAN id in (u16)a0 */
	CMD_VLAN_DEL            = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 15),

	/* nic_cfg in (u32)a0 */
	CMD_NIC_CFG             = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16),

	/* union vnic_rss_key in mem: (u64)a0=paddr, (u16)a1=len */
	CMD_RSS_KEY             = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 17),

	/* union vnic_rss_cpu in mem: (u64)a0=paddr, (u16)a1=len */
	CMD_RSS_CPU             = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 18),

	/* initiate softreset */
	CMD_SOFT_RESET          = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 19),

	/* softreset status:
	 *    out: a0=0 reset complete, a0=1 reset in progress */
	CMD_SOFT_RESET_STATUS   = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 20),

	/* set struct vnic_devcmd_notify buffer in mem:
	 * in:
	 *   (u64)a0=paddr to notify (set paddr=0 to unset)
	 *   (u32)a1 & 0x00000000ffffffff=sizeof(struct vnic_devcmd_notify)
	 *   (u16)a1 & 0x0000ffff00000000=intr num (-1 for no intr)
	 * out:
	 *   (u32)a1 = effective size
	 */
	CMD_NOTIFY              = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 21),

	/* UNDI API: (u64)a0=paddr to s_PXENV_UNDI_ struct,
	 *           (u8)a1=PXENV_UNDI_xxx */
	CMD_UNDI                = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 22),

	/* initiate open sequence (u32)a0=flags (see CMD_OPENF_*) */
	CMD_OPEN		= _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 23),

	/* open status:
	 *    out: a0=0 open complete, a0=1 open in progress */
	CMD_OPEN_STATUS		= _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 24),

	/* close vnic */
	CMD_CLOSE		= _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 25),

	/* initialize virtual link: (u32)a0=flags (see CMD_INITF_*) */
	CMD_INIT		= _CMDCNW(_CMD_DIR_READ, _CMD_VTYPE_ALL, 26),

	/* variant of CMD_INIT, with provisioning info
	 *     (u64)a0=paddr of vnic_devcmd_provinfo
	 *     (u32)a1=sizeof provision info */
	CMD_INIT_PROV_INFO	= _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 27),

	/* enable virtual link */
	CMD_ENABLE		= _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28),

	/* disable virtual link */
	CMD_DISABLE		= _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 29),

	/* stats dump all vnics on uplink in mem: (u64)a0=paddr (u32)a1=uif */
	CMD_STATS_DUMP_ALL	= _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 30),

	/* init status:
	 *    out: a0=0 init complete, a0=1 init in progress
	 *         if a0=0, a1=errno */
	CMD_INIT_STATUS		= _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 31),

	/* INT13 API: (u64)a0=paddr to vnic_int13_params struct
	 *            (u8)a1=INT13_CMD_xxx */
	CMD_INT13               = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_FC, 32),

	/* logical uplink enable/disable: (u64)a0: 0/1=disable/enable */
	CMD_LOGICAL_UPLINK      = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 33),

	/* undo initialize of virtual link */
	CMD_DEINIT		= _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 34),

	/* check fw capability of a cmd:
	 * in:  (u32)a0=cmd
	 * out: (u32)a0=errno, 0:valid cmd, a1=supported VNIC_STF_* bits */
	CMD_CAPABILITY      = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 36),

	/* persistent binding info
	 * in:  (u64)a0=paddr of arg
	 *      (u32)a1=CMD_PERBI_XXX */
	CMD_PERBI       = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_FC, 37),

	/* Interrupt Assert Register functionality
	 * in: (u16)a0=interrupt number to assert
	 */
	CMD_IAR         = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 38),

	/* initiate hangreset, like softreset after hang detected */
	CMD_HANG_RESET      = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 39),

	/* hangreset status:
	 *    out: a0=0 reset complete, a0=1 reset in progress */
	CMD_HANG_RESET_STATUS   = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 40),

	/*
	 * Set hw ingress packet vlan rewrite mode:
	 * in:  (u32)a0=new vlan rewrite mode
	 * out: (u32)a0=old vlan rewrite mode */
	CMD_IG_VLAN_REWRITE_MODE = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 41),

	/*
	 * in:  (u16)a0=bdf of target vnic
	 *      (u32)a1=cmd to proxy
	 *      a2-a15=args to cmd in a1
	 * out: (u32)a0=status of proxied cmd
	 *      a1-a15=out args of proxied cmd */
	CMD_PROXY_BY_BDF =  _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 42),

	/*
	 * As for BY_BDF except a0 is index of hvnlink subordinate vnic
	 * or SR-IOV virtual vnic
	 */
	CMD_PROXY_BY_INDEX =    _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 43),

	/*
	 * For HPP toggle:
	 * adapter-info-get
	 * in:  (u64)a0=phsical address of buffer passed in from caller.
	 *      (u16)a1=size of buffer specified in a0.
	 * out: (u64)a0=phsical address of buffer passed in from caller.
	 *      (u16)a1=actual bytes from VIF-CONFIG-INFO TLV, or
	 *              0 if no VIF-CONFIG-INFO TLV was ever received. */
	CMD_CONFIG_INFO_GET = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 44),

	/*
	 * INT13 API: (u64)a0=paddr to vnic_int13_params struct
	 *            (u32)a1=INT13_CMD_xxx
	 */
	CMD_INT13_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 45),

	/*
	 * Set default vlan:
	 * in: (u16)a0=new default vlan
	 *     (u16)a1=zero for overriding vlan with param a0,
	 *             non-zero for resetting vlan to the default
	 * out: (u16)a0=old default vlan
	 */
	CMD_SET_DEFAULT_VLAN = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 46)
};

/* flags for CMD_OPEN */
#define CMD_OPENF_OPROM		0x1	/* open coming from option rom */

/* flags for CMD_INIT */
#define CMD_INITF_DEFAULT_MAC	0x1	/* init with default mac addr */

/* flags for CMD_PACKET_FILTER */
#define CMD_PFILTER_DIRECTED		0x01
#define CMD_PFILTER_MULTICAST		0x02
#define CMD_PFILTER_BROADCAST		0x04
#define CMD_PFILTER_PROMISCUOUS		0x08
#define CMD_PFILTER_ALL_MULTICAST	0x10

enum vnic_devcmd_status {
	STAT_NONE = 0,
	STAT_BUSY = 1 << 0,	/* cmd in progress */
	STAT_ERROR = 1 << 1,	/* last cmd caused error (code in a0) */
};

enum vnic_devcmd_error {
	ERR_SUCCESS = 0,
	ERR_EINVAL = 1,
	ERR_EFAULT = 2,
	ERR_EPERM = 3,
	ERR_EBUSY = 4,
	ERR_ECMDUNKNOWN = 5,
	ERR_EBADSTATE = 6,
	ERR_ENOMEM = 7,
	ERR_ETIMEDOUT = 8,
	ERR_ELINKDOWN = 9,
};

struct vnic_devcmd_fw_info {
	char fw_version[32];
	char fw_build[32];
	char hw_version[32];
	char hw_serial_number[32];
};

struct vnic_devcmd_notify {
	u32 csum;		/* checksum over following words */

	u32 link_state;		/* link up == 1 */
	u32 port_speed;		/* effective port speed (rate limit) */
	u32 mtu;		/* MTU */
	u32 msglvl;		/* requested driver msg lvl */
	u32 uif;		/* uplink interface */
	u32 status;		/* status bits (see VNIC_STF_*) */
	u32 error;		/* error code (see ERR_*) for first ERR */
	u32 link_down_cnt;	/* running count of link down transitions */
};
#define VNIC_STF_FATAL_ERR	0x0001	/* fatal fw error */

struct vnic_devcmd_provinfo {
	u8 oui[3];
	u8 type;
	u8 data[0];
};

/*
 * Writing cmd register causes STAT_BUSY to get set in status register.
 * When cmd completes, STAT_BUSY will be cleared.
 *
 * If cmd completed successfully STAT_ERROR will be clear
 * and args registers contain cmd-specific results.
 *
 * If cmd error, STAT_ERROR will be set and args[0] contains error code.
 *
 * status register is read-only.  While STAT_BUSY is set,
 * all other register contents are read-only.
 */

/* Make sizeof(vnic_devcmd) a power-of-2 for I/O BAR. */
#define VNIC_DEVCMD_NARGS 15
struct vnic_devcmd {
	u32 status;			/* RO */
	u32 cmd;			/* RW */
	u64 args[VNIC_DEVCMD_NARGS];	/* RW cmd args (little-endian) */
};

#endif /* _VNIC_DEVCMD_H_ */
Commit	Line	Data
5df6d737 AJ	1	/*
	2	* Copyright 2008 Cisco Systems, Inc. All rights reserved.
	3	* Copyright 2007 Nuova Systems, Inc. All rights reserved.
	4	*
	5	* This program is free software; you may redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation; version 2 of the License.
	8	*
	9	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	10	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	11	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	12	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	13	* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	14	* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	15	* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	16	* SOFTWARE.
	17	*/
	18	#ifndef _VNIC_DEVCMD_H_
	19	#define _VNIC_DEVCMD_H_
	20
	21	#define _CMD_NBITS 14
	22	#define _CMD_VTYPEBITS 10
	23	#define _CMD_FLAGSBITS 6
	24	#define _CMD_DIRBITS 2
	25
	26	#define _CMD_NMASK ((1 << _CMD_NBITS)-1)
	27	#define _CMD_VTYPEMASK ((1 << _CMD_VTYPEBITS)-1)
	28	#define _CMD_FLAGSMASK ((1 << _CMD_FLAGSBITS)-1)
	29	#define _CMD_DIRMASK ((1 << _CMD_DIRBITS)-1)
	30
	31	#define _CMD_NSHIFT 0
	32	#define _CMD_VTYPESHIFT (_CMD_NSHIFT+_CMD_NBITS)
	33	#define _CMD_FLAGSSHIFT (_CMD_VTYPESHIFT+_CMD_VTYPEBITS)
	34	#define _CMD_DIRSHIFT (_CMD_FLAGSSHIFT+_CMD_FLAGSBITS)
	35
	36	/*
	37	* Direction bits (from host perspective).
	38	*/
	39	#define _CMD_DIR_NONE 0U
	40	#define _CMD_DIR_WRITE 1U
	41	#define _CMD_DIR_READ 2U
	42	#define _CMD_DIR_RW (_CMD_DIR_WRITE \| _CMD_DIR_READ)
	43
	44	/*
	45	* Flag bits.
	46	*/
	47	#define _CMD_FLAGS_NONE 0U
	48	#define _CMD_FLAGS_NOWAIT 1U
	49
	50	/*
	51	* vNIC type bits.
	52	*/
	53	#define _CMD_VTYPE_NONE 0U
	54	#define _CMD_VTYPE_ENET 1U
	55	#define _CMD_VTYPE_FC 2U
	56	#define _CMD_VTYPE_SCSI 4U
	57	#define _CMD_VTYPE_ALL (_CMD_VTYPE_ENET \| _CMD_VTYPE_FC \| _CMD_VTYPE_SCSI)
	58
	59	/*
	60	* Used to create cmds..
	61	*/
	62	#define _CMDCF(dir, flags, vtype, nr) \
	63	(((dir) << _CMD_DIRSHIFT) \| \
	64	((flags) << _CMD_FLAGSSHIFT) \| \
65	((vtype) << _CMD_VTYPESHIFT) \| \
66	((nr) << _CMD_NSHIFT))
67	#define _CMDC(dir, vtype, nr) _CMDCF(dir, 0, vtype, nr)
68	#define _CMDCNW(dir, vtype, nr) _CMDCF(dir, _CMD_FLAGS_NOWAIT, vtype, nr)
69
70	/*
71	* Used to decode cmds..
72	*/
73	#define _CMD_DIR(cmd) (((cmd) >> _CMD_DIRSHIFT) & _CMD_DIRMASK)
74	#define _CMD_FLAGS(cmd) (((cmd) >> _CMD_FLAGSSHIFT) & _CMD_FLAGSMASK)
75	#define _CMD_VTYPE(cmd) (((cmd) >> _CMD_VTYPESHIFT) & _CMD_VTYPEMASK)
76	#define _CMD_N(cmd) (((cmd) >> _CMD_NSHIFT) & _CMD_NMASK)
77
78	enum vnic_devcmd_cmd {
79	CMD_NONE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_NONE, 0),
80
81	/* mcpu fw info in mem: (u64)a0=paddr to struct vnic_devcmd_fw_info */
82	CMD_MCPU_FW_INFO = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 1),
83
84	/* dev-specific block member:
85	* in: (u16)a0=offset,(u8)a1=size
86	* out: a0=value */
87	CMD_DEV_SPEC = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 2),
88
89	/* stats clear */
90	CMD_STATS_CLEAR = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 3),
91
92	/* stats dump in mem: (u64)a0=paddr to stats area,
93	* (u16)a1=sizeof stats area */
94	CMD_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 4),
95
96	/* set Rx packet filter: (u32)a0=filters (see CMD_PFILTER_) /
aaa5e569	97	CMD_PACKET_FILTER = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 7),
5df6d737 AJ	98
	99	/* hang detection notification */
	100	CMD_HANG_NOTIFY = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 8),
	101
	102	/* MAC address in (u48)a0 */
	103	CMD_MAC_ADDR = _CMDC(_CMD_DIR_READ,
	104	_CMD_VTYPE_ENET \| _CMD_VTYPE_FC, 9),
	105
	106	/* disable/enable promisc mode: (u8)a0=0/1 */
	107	/*** XXX DEPRECATED ***/
	108	CMD_PROMISC_MODE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 10),
	109
	110	/* disable/enable all-multi mode: (u8)a0=0/1 */
	111	/*** XXX DEPRECATED ***/
	112	CMD_ALLMULTI_MODE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 11),
	113
	114	/* add addr from (u48)a0 */
	115	CMD_ADDR_ADD = _CMDCNW(_CMD_DIR_WRITE,
	116	_CMD_VTYPE_ENET \| _CMD_VTYPE_FC, 12),
	117
	118	/* del addr from (u48)a0 */
	119	CMD_ADDR_DEL = _CMDCNW(_CMD_DIR_WRITE,
	120	_CMD_VTYPE_ENET \| _CMD_VTYPE_FC, 13),
	121
	122	/* add VLAN id in (u16)a0 */
	123	CMD_VLAN_ADD = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 14),
	124
	125	/* del VLAN id in (u16)a0 */
	126	CMD_VLAN_DEL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 15),
	127
	128	/* nic_cfg in (u32)a0 */
	129	CMD_NIC_CFG = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16),
	130
	131	/* union vnic_rss_key in mem: (u64)a0=paddr, (u16)a1=len */
	132	CMD_RSS_KEY = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 17),
	133
	134	/* union vnic_rss_cpu in mem: (u64)a0=paddr, (u16)a1=len */
	135	CMD_RSS_CPU = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 18),
	136
	137	/* initiate softreset */
	138	CMD_SOFT_RESET = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 19),
	139
	140	/* softreset status:
	141	* out: a0=0 reset complete, a0=1 reset in progress */
	142	CMD_SOFT_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 20),
	143
	144	/* set struct vnic_devcmd_notify buffer in mem:
	145	* in:
	146	* (u64)a0=paddr to notify (set paddr=0 to unset)
	147	* (u32)a1 & 0x00000000ffffffff=sizeof(struct vnic_devcmd_notify)
	148	* (u16)a1 & 0x0000ffff00000000=intr num (-1 for no intr)
	149	* out:
	150	* (u32)a1 = effective size
	151	*/
	152	CMD_NOTIFY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 21),
	153
	154	/* UNDI API: (u64)a0=paddr to s_PXENV_UNDI_ struct,
	155	* (u8)a1=PXENV_UNDI_xxx */
	156	CMD_UNDI = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 22),
	157
	158	/* initiate open sequence (u32)a0=flags (see CMD_OPENF_) /
	159	CMD_OPEN = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 23),
	160
	161	/* open status:
162	* out: a0=0 open complete, a0=1 open in progress */
163	CMD_OPEN_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 24),
164
165	/* close vnic */
166	CMD_CLOSE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 25),
167
168	/* initialize virtual link: (u32)a0=flags (see CMD_INITF_) /
169	CMD_INIT = _CMDCNW(_CMD_DIR_READ, _CMD_VTYPE_ALL, 26),
170
171	/* variant of CMD_INIT, with provisioning info
172	* (u64)a0=paddr of vnic_devcmd_provinfo
173	* (u32)a1=sizeof provision info */
174	CMD_INIT_PROV_INFO = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 27),
175
176	/* enable virtual link */
177	CMD_ENABLE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28),
178
179	/* disable virtual link */
180	CMD_DISABLE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 29),
181
182	/* stats dump all vnics on uplink in mem: (u64)a0=paddr (u32)a1=uif */
183	CMD_STATS_DUMP_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 30),
184
185	/* init status:
186	* out: a0=0 init complete, a0=1 init in progress
187	* if a0=0, a1=errno */
188	CMD_INIT_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 31),
189
190	/* INT13 API: (u64)a0=paddr to vnic_int13_params struct
191	* (u8)a1=INT13_CMD_xxx */
192	CMD_INT13 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_FC, 32),
193
194	/* logical uplink enable/disable: (u64)a0: 0/1=disable/enable */
195	CMD_LOGICAL_UPLINK = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 33),
196
197	/* undo initialize of virtual link */
198	CMD_DEINIT = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 34),
d3c995f1 HP	199
	200	/* check fw capability of a cmd:
	201	* in: (u32)a0=cmd
	202	* out: (u32)a0=errno, 0:valid cmd, a1=supported VNIC_STF_* bits */
	203	CMD_CAPABILITY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 36),
	204
	205	/* persistent binding info
	206	* in: (u64)a0=paddr of arg
	207	* (u32)a1=CMD_PERBI_XXX */
	208	CMD_PERBI = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_FC, 37),
	209
	210	/* Interrupt Assert Register functionality
	211	* in: (u16)a0=interrupt number to assert
	212	*/
	213	CMD_IAR = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 38),
	214
	215	/* initiate hangreset, like softreset after hang detected */
	216	CMD_HANG_RESET = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 39),
	217
	218	/* hangreset status:
	219	* out: a0=0 reset complete, a0=1 reset in progress */
	220	CMD_HANG_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 40),
	221
	222	/*
	223	* Set hw ingress packet vlan rewrite mode:
	224	* in: (u32)a0=new vlan rewrite mode
	225	* out: (u32)a0=old vlan rewrite mode */
	226	CMD_IG_VLAN_REWRITE_MODE = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 41),
	227
	228	/*
	229	* in: (u16)a0=bdf of target vnic
	230	* (u32)a1=cmd to proxy
	231	* a2-a15=args to cmd in a1
	232	* out: (u32)a0=status of proxied cmd
	233	* a1-a15=out args of proxied cmd */
	234	CMD_PROXY_BY_BDF = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 42),
	235
	236	/*
	237	* As for BY_BDF except a0 is index of hvnlink subordinate vnic
	238	* or SR-IOV virtual vnic
	239	*/
	240	CMD_PROXY_BY_INDEX = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 43),
	241
	242	/*
	243	* For HPP toggle:
	244	* adapter-info-get
	245	* in: (u64)a0=phsical address of buffer passed in from caller.
	246	* (u16)a1=size of buffer specified in a0.
	247	* out: (u64)a0=phsical address of buffer passed in from caller.
	248	* (u16)a1=actual bytes from VIF-CONFIG-INFO TLV, or
	249	* 0 if no VIF-CONFIG-INFO TLV was ever received. */
	250	CMD_CONFIG_INFO_GET = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 44),
	251
	252	/*
	253	* INT13 API: (u64)a0=paddr to vnic_int13_params struct
	254	* (u32)a1=INT13_CMD_xxx
	255	*/
	256	CMD_INT13_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 45),
	257
	258	/*
	259	* Set default vlan:
	260	* in: (u16)a0=new default vlan
	261	* (u16)a1=zero for overriding vlan with param a0,
	262	* non-zero for resetting vlan to the default
263	* out: (u16)a0=old default vlan
264	*/
265	CMD_SET_DEFAULT_VLAN = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 46)
5df6d737 AJ	266	};
	267
	268	/* flags for CMD_OPEN */
	269	#define CMD_OPENF_OPROM 0x1 /* open coming from option rom */
	270
	271	/* flags for CMD_INIT */
	272	#define CMD_INITF_DEFAULT_MAC 0x1 /* init with default mac addr */
	273
	274	/* flags for CMD_PACKET_FILTER */
	275	#define CMD_PFILTER_DIRECTED 0x01
	276	#define CMD_PFILTER_MULTICAST 0x02
	277	#define CMD_PFILTER_BROADCAST 0x04
	278	#define CMD_PFILTER_PROMISCUOUS 0x08
	279	#define CMD_PFILTER_ALL_MULTICAST 0x10
	280
	281	enum vnic_devcmd_status {
	282	STAT_NONE = 0,
	283	STAT_BUSY = 1 << 0, /* cmd in progress */
	284	STAT_ERROR = 1 << 1, /* last cmd caused error (code in a0) */
	285	};
	286
	287	enum vnic_devcmd_error {
	288	ERR_SUCCESS = 0,
	289	ERR_EINVAL = 1,
	290	ERR_EFAULT = 2,
	291	ERR_EPERM = 3,
	292	ERR_EBUSY = 4,
	293	ERR_ECMDUNKNOWN = 5,
	294	ERR_EBADSTATE = 6,
	295	ERR_ENOMEM = 7,
	296	ERR_ETIMEDOUT = 8,
	297	ERR_ELINKDOWN = 9,
	298	};
	299
	300	struct vnic_devcmd_fw_info {
	301	char fw_version[32];
	302	char fw_build[32];
	303	char hw_version[32];
	304	char hw_serial_number[32];
	305	};
	306
	307	struct vnic_devcmd_notify {
	308	u32 csum; /* checksum over following words */
	309
	310	u32 link_state; /* link up == 1 */
	311	u32 port_speed; /* effective port speed (rate limit) */
	312	u32 mtu; /* MTU */
	313	u32 msglvl; /* requested driver msg lvl */
	314	u32 uif; /* uplink interface */
	315	u32 status; /* status bits (see VNIC_STF_) /
	316	u32 error; /* error code (see ERR_) for first ERR /
	317	u32 link_down_cnt; /* running count of link down transitions */
	318	};
	319	#define VNIC_STF_FATAL_ERR 0x0001 /* fatal fw error */
	320
	321	struct vnic_devcmd_provinfo {
	322	u8 oui[3];
	323	u8 type;
	324	u8 data[0];
	325	};
	326
	327	/*
	328	* Writing cmd register causes STAT_BUSY to get set in status register.
	329	* When cmd completes, STAT_BUSY will be cleared.
330	*
331	* If cmd completed successfully STAT_ERROR will be clear
332	* and args registers contain cmd-specific results.
333	*
334	* If cmd error, STAT_ERROR will be set and args[0] contains error code.
335	*
336	* status register is read-only. While STAT_BUSY is set,
337	* all other register contents are read-only.
338	*/
339
340	/* Make sizeof(vnic_devcmd) a power-of-2 for I/O BAR. */
341	#define VNIC_DEVCMD_NARGS 15
342	struct vnic_devcmd {
343	u32 status; /* RO */
344	u32 cmd; /* RW */
345	u64 args[VNIC_DEVCMD_NARGS]; /* RW cmd args (little-endian) */
346	};
347
348	#endif /* _VNIC_DEVCMD_H_ */