1/*******************************************************************************
2
3  Intel 82599 Virtual Function driver
4  Copyright(c) 1999 - 2015 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 _IXGBEVF_DEFINES_H_
28#define _IXGBEVF_DEFINES_H_
29
30/* Device IDs */
31#define IXGBE_DEV_ID_82599_VF		0x10ED
32#define IXGBE_DEV_ID_X540_VF		0x1515
33#define IXGBE_DEV_ID_X550_VF		0x1565
34#define IXGBE_DEV_ID_X550EM_X_VF	0x15A8
35
36#define IXGBE_VF_IRQ_CLEAR_MASK		7
37#define IXGBE_VF_MAX_TX_QUEUES		8
38#define IXGBE_VF_MAX_RX_QUEUES		8
39
40/* DCB define */
41#define IXGBE_VF_MAX_TRAFFIC_CLASS	8
42
43/* Link speed */
44typedef u32 ixgbe_link_speed;
45#define IXGBE_LINK_SPEED_1GB_FULL	0x0020
46#define IXGBE_LINK_SPEED_10GB_FULL	0x0080
47#define IXGBE_LINK_SPEED_100_FULL	0x0008
48
49#define IXGBE_CTRL_RST		0x04000000 /* Reset (SW) */
50#define IXGBE_RXDCTL_ENABLE	0x02000000 /* Enable specific Rx Queue */
51#define IXGBE_TXDCTL_ENABLE	0x02000000 /* Enable specific Tx Queue */
52#define IXGBE_LINKS_UP		0x40000000
53#define IXGBE_LINKS_SPEED_82599		0x30000000
54#define IXGBE_LINKS_SPEED_10G_82599	0x30000000
55#define IXGBE_LINKS_SPEED_1G_82599	0x20000000
56#define IXGBE_LINKS_SPEED_100_82599	0x10000000
57
58/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
59#define IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE	8
60#define IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE	8
61#define IXGBE_REQ_TX_BUFFER_GRANULARITY		1024
62
63/* Interrupt Vector Allocation Registers */
64#define IXGBE_IVAR_ALLOC_VAL	0x80 /* Interrupt Allocation valid */
65
66#define IXGBE_VF_INIT_TIMEOUT	200 /* Number of retries to clear RSTI */
67
68/* Receive Config masks */
69#define IXGBE_RXCTRL_RXEN	0x00000001  /* Enable Receiver */
70#define IXGBE_RXCTRL_DMBYPS	0x00000002  /* Descriptor Monitor Bypass */
71#define IXGBE_RXDCTL_ENABLE	0x02000000  /* Enable specific Rx Queue */
72#define IXGBE_RXDCTL_VME	0x40000000  /* VLAN mode enable */
73#define IXGBE_RXDCTL_RLPMLMASK	0x00003FFF  /* Only supported on the X540 */
74#define IXGBE_RXDCTL_RLPML_EN	0x00008000
75
76/* DCA Control */
77#define IXGBE_DCA_TXCTRL_TX_WB_RO_EN (1 << 11) /* Tx Desc writeback RO bit */
78
79/* PSRTYPE bit definitions */
80#define IXGBE_PSRTYPE_TCPHDR	0x00000010
81#define IXGBE_PSRTYPE_UDPHDR	0x00000020
82#define IXGBE_PSRTYPE_IPV4HDR	0x00000100
83#define IXGBE_PSRTYPE_IPV6HDR	0x00000200
84#define IXGBE_PSRTYPE_L2HDR	0x00001000
85
86/* SRRCTL bit definitions */
87#define IXGBE_SRRCTL_BSIZEPKT_SHIFT	10     /* so many KBs */
88#define IXGBE_SRRCTL_RDMTS_SHIFT	22
89#define IXGBE_SRRCTL_RDMTS_MASK		0x01C00000
90#define IXGBE_SRRCTL_DROP_EN		0x10000000
91#define IXGBE_SRRCTL_BSIZEPKT_MASK	0x0000007F
92#define IXGBE_SRRCTL_BSIZEHDR_MASK	0x00003F00
93#define IXGBE_SRRCTL_DESCTYPE_LEGACY	0x00000000
94#define IXGBE_SRRCTL_DESCTYPE_ADV_ONEBUF 0x02000000
95#define IXGBE_SRRCTL_DESCTYPE_HDR_SPLIT	0x04000000
96#define IXGBE_SRRCTL_DESCTYPE_HDR_REPLICATION_LARGE_PKT 0x08000000
97#define IXGBE_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS 0x0A000000
98#define IXGBE_SRRCTL_DESCTYPE_MASK	0x0E000000
99
100/* Receive Descriptor bit definitions */
101#define IXGBE_RXD_STAT_DD	0x01    /* Descriptor Done */
102#define IXGBE_RXD_STAT_EOP	0x02    /* End of Packet */
103#define IXGBE_RXD_STAT_FLM	0x04    /* FDir Match */
104#define IXGBE_RXD_STAT_VP	0x08    /* IEEE VLAN Packet */
105#define IXGBE_RXDADV_NEXTP_MASK	0x000FFFF0 /* Next Descriptor Index */
106#define IXGBE_RXDADV_NEXTP_SHIFT	0x00000004
107#define IXGBE_RXD_STAT_UDPCS	0x10    /* UDP xsum calculated */
108#define IXGBE_RXD_STAT_L4CS	0x20    /* L4 xsum calculated */
109#define IXGBE_RXD_STAT_IPCS	0x40    /* IP xsum calculated */
110#define IXGBE_RXD_STAT_PIF	0x80    /* passed in-exact filter */
111#define IXGBE_RXD_STAT_CRCV	0x100   /* Speculative CRC Valid */
112#define IXGBE_RXD_STAT_VEXT	0x200   /* 1st VLAN found */
113#define IXGBE_RXD_STAT_UDPV	0x400   /* Valid UDP checksum */
114#define IXGBE_RXD_STAT_DYNINT	0x800   /* Pkt caused INT via DYNINT */
115#define IXGBE_RXD_STAT_TS	0x10000 /* Time Stamp */
116#define IXGBE_RXD_STAT_SECP	0x20000 /* Security Processing */
117#define IXGBE_RXD_STAT_LB	0x40000 /* Loopback Status */
118#define IXGBE_RXD_STAT_ACK	0x8000  /* ACK Packet indication */
119#define IXGBE_RXD_ERR_CE	0x01    /* CRC Error */
120#define IXGBE_RXD_ERR_LE	0x02    /* Length Error */
121#define IXGBE_RXD_ERR_PE	0x08    /* Packet Error */
122#define IXGBE_RXD_ERR_OSE	0x10    /* Oversize Error */
123#define IXGBE_RXD_ERR_USE	0x20    /* Undersize Error */
124#define IXGBE_RXD_ERR_TCPE	0x40    /* TCP/UDP Checksum Error */
125#define IXGBE_RXD_ERR_IPE	0x80    /* IP Checksum Error */
126#define IXGBE_RXDADV_ERR_MASK	0xFFF00000 /* RDESC.ERRORS mask */
127#define IXGBE_RXDADV_ERR_SHIFT	20         /* RDESC.ERRORS shift */
128#define IXGBE_RXDADV_ERR_HBO	0x00800000 /*Header Buffer Overflow */
129#define IXGBE_RXDADV_ERR_CE	0x01000000 /* CRC Error */
130#define IXGBE_RXDADV_ERR_LE	0x02000000 /* Length Error */
131#define IXGBE_RXDADV_ERR_PE	0x08000000 /* Packet Error */
132#define IXGBE_RXDADV_ERR_OSE	0x10000000 /* Oversize Error */
133#define IXGBE_RXDADV_ERR_USE	0x20000000 /* Undersize Error */
134#define IXGBE_RXDADV_ERR_TCPE	0x40000000 /* TCP/UDP Checksum Error */
135#define IXGBE_RXDADV_ERR_IPE	0x80000000 /* IP Checksum Error */
136#define IXGBE_RXD_VLAN_ID_MASK	0x0FFF  /* VLAN ID is in lower 12 bits */
137#define IXGBE_RXD_PRI_MASK	0xE000  /* Priority is in upper 3 bits */
138#define IXGBE_RXD_PRI_SHIFT	13
139#define IXGBE_RXD_CFI_MASK	0x1000  /* CFI is bit 12 */
140#define IXGBE_RXD_CFI_SHIFT	12
141
142#define IXGBE_RXDADV_STAT_DD		IXGBE_RXD_STAT_DD  /* Done */
143#define IXGBE_RXDADV_STAT_EOP		IXGBE_RXD_STAT_EOP /* End of Packet */
144#define IXGBE_RXDADV_STAT_FLM		IXGBE_RXD_STAT_FLM /* FDir Match */
145#define IXGBE_RXDADV_STAT_VP		IXGBE_RXD_STAT_VP  /* IEEE VLAN Pkt */
146#define IXGBE_RXDADV_STAT_MASK		0x000FFFFF /* Stat/NEXTP: bit 0-19 */
147#define IXGBE_RXDADV_STAT_FCEOFS	0x00000040 /* FCoE EOF/SOF Stat */
148#define IXGBE_RXDADV_STAT_FCSTAT	0x00000030 /* FCoE Pkt Stat */
149#define IXGBE_RXDADV_STAT_FCSTAT_NOMTCH	0x00000000 /* 00: No Ctxt Match */
150#define IXGBE_RXDADV_STAT_FCSTAT_NODDP	0x00000010 /* 01: Ctxt w/o DDP */
151#define IXGBE_RXDADV_STAT_FCSTAT_FCPRSP	0x00000020 /* 10: Recv. FCP_RSP */
152#define IXGBE_RXDADV_STAT_FCSTAT_DDP	0x00000030 /* 11: Ctxt w/ DDP */
153
154#define IXGBE_RXDADV_RSSTYPE_MASK	0x0000000F
155#define IXGBE_RXDADV_PKTTYPE_MASK	0x0000FFF0
156#define IXGBE_RXDADV_PKTTYPE_MASK_EX	0x0001FFF0
157#define IXGBE_RXDADV_HDRBUFLEN_MASK	0x00007FE0
158#define IXGBE_RXDADV_RSCCNT_MASK	0x001E0000
159#define IXGBE_RXDADV_RSCCNT_SHIFT	17
160#define IXGBE_RXDADV_HDRBUFLEN_SHIFT	5
161#define IXGBE_RXDADV_SPLITHEADER_EN	0x00001000
162#define IXGBE_RXDADV_SPH		0x8000
163
164#define IXGBE_RXD_ERR_FRAME_ERR_MASK ( \
165				      IXGBE_RXD_ERR_CE |  \
166				      IXGBE_RXD_ERR_LE |  \
167				      IXGBE_RXD_ERR_PE |  \
168				      IXGBE_RXD_ERR_OSE | \
169				      IXGBE_RXD_ERR_USE)
170
171#define IXGBE_RXDADV_ERR_FRAME_ERR_MASK ( \
172					 IXGBE_RXDADV_ERR_CE |  \
173					 IXGBE_RXDADV_ERR_LE |  \
174					 IXGBE_RXDADV_ERR_PE |  \
175					 IXGBE_RXDADV_ERR_OSE | \
176					 IXGBE_RXDADV_ERR_USE)
177
178#define IXGBE_TXD_POPTS_IXSM	0x01       /* Insert IP checksum */
179#define IXGBE_TXD_POPTS_TXSM	0x02       /* Insert TCP/UDP checksum */
180#define IXGBE_TXD_CMD_EOP	0x01000000 /* End of Packet */
181#define IXGBE_TXD_CMD_IFCS	0x02000000 /* Insert FCS (Ethernet CRC) */
182#define IXGBE_TXD_CMD_IC	0x04000000 /* Insert Checksum */
183#define IXGBE_TXD_CMD_RS	0x08000000 /* Report Status */
184#define IXGBE_TXD_CMD_DEXT	0x20000000 /* Descriptor ext (0 = legacy) */
185#define IXGBE_TXD_CMD_VLE	0x40000000 /* Add VLAN tag */
186#define IXGBE_TXD_STAT_DD	0x00000001 /* Descriptor Done */
187#define IXGBE_TXD_CMD		(IXGBE_TXD_CMD_EOP | IXGBE_TXD_CMD_RS)
188
189/* Transmit Descriptor - Advanced */
190union ixgbe_adv_tx_desc {
191	struct {
192		__le64 buffer_addr;      /* Address of descriptor's data buf */
193		__le32 cmd_type_len;
194		__le32 olinfo_status;
195	} read;
196	struct {
197		__le64 rsvd;       /* Reserved */
198		__le32 nxtseq_seed;
199		__le32 status;
200	} wb;
201};
202
203/* Receive Descriptor - Advanced */
204union ixgbe_adv_rx_desc {
205	struct {
206		__le64 pkt_addr; /* Packet buffer address */
207		__le64 hdr_addr; /* Header buffer address */
208	} read;
209	struct {
210		struct {
211			union {
212				__le32 data;
213				struct {
214					__le16 pkt_info; /* RSS, Pkt type */
215					__le16 hdr_info; /* Splithdr, hdrlen */
216				} hs_rss;
217			} lo_dword;
218			union {
219				__le32 rss; /* RSS Hash */
220				struct {
221					__le16 ip_id; /* IP id */
222					__le16 csum; /* Packet Checksum */
223				} csum_ip;
224			} hi_dword;
225		} lower;
226		struct {
227			__le32 status_error; /* ext status/error */
228			__le16 length; /* Packet length */
229			__le16 vlan; /* VLAN tag */
230		} upper;
231	} wb;  /* writeback */
232};
233
234/* Context descriptors */
235struct ixgbe_adv_tx_context_desc {
236	__le32 vlan_macip_lens;
237	__le32 seqnum_seed;
238	__le32 type_tucmd_mlhl;
239	__le32 mss_l4len_idx;
240};
241
242/* Adv Transmit Descriptor Config Masks */
243#define IXGBE_ADVTXD_DTYP_MASK	0x00F00000 /* DTYP mask */
244#define IXGBE_ADVTXD_DTYP_CTXT	0x00200000 /* Advanced Context Desc */
245#define IXGBE_ADVTXD_DTYP_DATA	0x00300000 /* Advanced Data Descriptor */
246#define IXGBE_ADVTXD_DCMD_EOP	IXGBE_TXD_CMD_EOP  /* End of Packet */
247#define IXGBE_ADVTXD_DCMD_IFCS	IXGBE_TXD_CMD_IFCS /* Insert FCS */
248#define IXGBE_ADVTXD_DCMD_RS	IXGBE_TXD_CMD_RS   /* Report Status */
249#define IXGBE_ADVTXD_DCMD_DEXT	IXGBE_TXD_CMD_DEXT /* Desc ext (1=Adv) */
250#define IXGBE_ADVTXD_DCMD_VLE	IXGBE_TXD_CMD_VLE  /* VLAN pkt enable */
251#define IXGBE_ADVTXD_DCMD_TSE	0x80000000 /* TCP Seg enable */
252#define IXGBE_ADVTXD_STAT_DD	IXGBE_TXD_STAT_DD  /* Descriptor Done */
253#define IXGBE_ADVTXD_TUCMD_IPV4	0x00000400  /* IP Packet Type: 1=IPv4 */
254#define IXGBE_ADVTXD_TUCMD_IPV6	0x00000000  /* IP Packet Type: 0=IPv6 */
255#define IXGBE_ADVTXD_TUCMD_L4T_UDP	0x00000000  /* L4 Packet TYPE of UDP */
256#define IXGBE_ADVTXD_TUCMD_L4T_TCP	0x00000800  /* L4 Packet TYPE of TCP */
257#define IXGBE_ADVTXD_TUCMD_L4T_SCTP	0x00001000  /* L4 Packet TYPE of SCTP */
258#define IXGBE_ADVTXD_IDX_SHIFT	4 /* Adv desc Index shift */
259#define IXGBE_ADVTXD_CC		0x00000080 /* Check Context */
260#define IXGBE_ADVTXD_POPTS_SHIFT	8  /* Adv desc POPTS shift */
261#define IXGBE_ADVTXD_POPTS_IXSM	(IXGBE_TXD_POPTS_IXSM << \
262				 IXGBE_ADVTXD_POPTS_SHIFT)
263#define IXGBE_ADVTXD_POPTS_TXSM	(IXGBE_TXD_POPTS_TXSM << \
264				 IXGBE_ADVTXD_POPTS_SHIFT)
265#define IXGBE_ADVTXD_PAYLEN_SHIFT	14 /* Adv desc PAYLEN shift */
266#define IXGBE_ADVTXD_MACLEN_SHIFT	9  /* Adv ctxt desc mac len shift */
267#define IXGBE_ADVTXD_VLAN_SHIFT		16 /* Adv ctxt vlan tag shift */
268#define IXGBE_ADVTXD_L4LEN_SHIFT	8  /* Adv ctxt L4LEN shift */
269#define IXGBE_ADVTXD_MSS_SHIFT		16 /* Adv ctxt MSS shift */
270
271/* Interrupt register bitmasks */
272
273#define IXGBE_EITR_CNT_WDIS	0x80000000
274#define IXGBE_MAX_EITR		0x00000FF8
275#define IXGBE_MIN_EITR		8
276
277/* Error Codes */
278#define IXGBE_ERR_INVALID_MAC_ADDR	-1
279#define IXGBE_ERR_RESET_FAILED		-2
280#define IXGBE_ERR_INVALID_ARGUMENT	-3
281
282/* Transmit Config masks */
283#define IXGBE_TXDCTL_ENABLE		0x02000000 /* Ena specific Tx Queue */
284#define IXGBE_TXDCTL_SWFLSH		0x04000000 /* Tx Desc. wr-bk flushing */
285#define IXGBE_TXDCTL_WTHRESH_SHIFT	16	   /* shift to WTHRESH bits */
286
287#define IXGBE_DCA_RXCTRL_DESC_DCA_EN	(1 << 5)  /* Rx Desc enable */
288#define IXGBE_DCA_RXCTRL_HEAD_DCA_EN	(1 << 6)  /* Rx Desc header ena */
289#define IXGBE_DCA_RXCTRL_DATA_DCA_EN	(1 << 7)  /* Rx Desc payload ena */
290#define IXGBE_DCA_RXCTRL_DESC_RRO_EN	(1 << 9)  /* Rx rd Desc Relax Order */
291#define IXGBE_DCA_RXCTRL_DATA_WRO_EN	(1 << 13) /* Rx wr data Relax Order */
292#define IXGBE_DCA_RXCTRL_HEAD_WRO_EN	(1 << 15) /* Rx wr header RO */
293
294#define IXGBE_DCA_TXCTRL_DESC_DCA_EN	(1 << 5)  /* DCA Tx Desc enable */
295#define IXGBE_DCA_TXCTRL_DESC_RRO_EN	(1 << 9)  /* Tx rd Desc Relax Order */
296#define IXGBE_DCA_TXCTRL_DESC_WRO_EN	(1 << 11) /* Tx Desc writeback RO bit */
297#define IXGBE_DCA_TXCTRL_DATA_RRO_EN	(1 << 13) /* Tx rd data Relax Order */
298
299#endif /* _IXGBEVF_DEFINES_H_ */
300