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1/*******************************************************************************
2
3  Intel 82599 Virtual Function driver
4  Copyright(c) 1999 - 2009 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, 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 _IXGBEVF_DEFINES_H_
29#define _IXGBEVF_DEFINES_H_
30
31/* Device IDs */
32#define IXGBE_DEV_ID_82599_VF           0x10ED
33
34#define IXGBE_VF_IRQ_CLEAR_MASK         7
35#define IXGBE_VF_MAX_TX_QUEUES          1
36#define IXGBE_VF_MAX_RX_QUEUES          1
37#define IXGBE_ETH_LENGTH_OF_ADDRESS     6
38
39/* Link speed */
40typedef u32 ixgbe_link_speed;
41#define IXGBE_LINK_SPEED_1GB_FULL       0x0020
42#define IXGBE_LINK_SPEED_10GB_FULL      0x0080
43
44#define IXGBE_CTRL_RST              0x04000000 /* Reset (SW) */
45#define IXGBE_RXDCTL_ENABLE         0x02000000 /* Enable specific Rx Queue */
46#define IXGBE_TXDCTL_ENABLE         0x02000000 /* Enable specific Tx Queue */
47#define IXGBE_LINKS_UP              0x40000000
48#define IXGBE_LINKS_SPEED_82599     0x30000000
49#define IXGBE_LINKS_SPEED_10G_82599 0x30000000
50#define IXGBE_LINKS_SPEED_1G_82599  0x20000000
51
52/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
53#define IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE  8
54#define IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE  8
55#define IXGBE_REQ_TX_BUFFER_GRANULARITY   1024
56
57/* Interrupt Vector Allocation Registers */
58#define IXGBE_IVAR_ALLOC_VAL    0x80 /* Interrupt Allocation valid */
59
60#define IXGBE_VF_INIT_TIMEOUT   200 /* Number of retries to clear RSTI */
61
62/* Receive Config masks */
63#define IXGBE_RXCTRL_RXEN       0x00000001  /* Enable Receiver */
64#define IXGBE_RXCTRL_DMBYPS     0x00000002  /* Descriptor Monitor Bypass */
65#define IXGBE_RXDCTL_ENABLE     0x02000000  /* Enable specific Rx Queue */
66#define IXGBE_RXDCTL_VME        0x40000000  /* VLAN mode enable */
67
68/* DCA Control */
69#define IXGBE_DCA_TXCTRL_TX_WB_RO_EN (1 << 11) /* Tx Desc writeback RO bit */
70
71/* PSRTYPE bit definitions */
72#define IXGBE_PSRTYPE_TCPHDR    0x00000010
73#define IXGBE_PSRTYPE_UDPHDR    0x00000020
74#define IXGBE_PSRTYPE_IPV4HDR   0x00000100
75#define IXGBE_PSRTYPE_IPV6HDR   0x00000200
76#define IXGBE_PSRTYPE_L2HDR     0x00001000
77
78/* SRRCTL bit definitions */
79#define IXGBE_SRRCTL_BSIZEPKT_SHIFT     10     /* so many KBs */
80#define IXGBE_SRRCTL_RDMTS_SHIFT        22
81#define IXGBE_SRRCTL_RDMTS_MASK         0x01C00000
82#define IXGBE_SRRCTL_DROP_EN            0x10000000
83#define IXGBE_SRRCTL_BSIZEPKT_MASK      0x0000007F
84#define IXGBE_SRRCTL_BSIZEHDR_MASK      0x00003F00
85#define IXGBE_SRRCTL_DESCTYPE_LEGACY    0x00000000
86#define IXGBE_SRRCTL_DESCTYPE_ADV_ONEBUF 0x02000000
87#define IXGBE_SRRCTL_DESCTYPE_HDR_SPLIT  0x04000000
88#define IXGBE_SRRCTL_DESCTYPE_HDR_REPLICATION_LARGE_PKT 0x08000000
89#define IXGBE_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS 0x0A000000
90#define IXGBE_SRRCTL_DESCTYPE_MASK      0x0E000000
91
92/* Receive Descriptor bit definitions */
93#define IXGBE_RXD_STAT_DD         0x01    /* Descriptor Done */
94#define IXGBE_RXD_STAT_EOP        0x02    /* End of Packet */
95#define IXGBE_RXD_STAT_FLM        0x04    /* FDir Match */
96#define IXGBE_RXD_STAT_VP         0x08    /* IEEE VLAN Packet */
97#define IXGBE_RXDADV_NEXTP_MASK   0x000FFFF0 /* Next Descriptor Index */
98#define IXGBE_RXDADV_NEXTP_SHIFT  0x00000004
99#define IXGBE_RXD_STAT_UDPCS      0x10    /* UDP xsum calculated */
100#define IXGBE_RXD_STAT_L4CS       0x20    /* L4 xsum calculated */
101#define IXGBE_RXD_STAT_IPCS       0x40    /* IP xsum calculated */
102#define IXGBE_RXD_STAT_PIF        0x80    /* passed in-exact filter */
103#define IXGBE_RXD_STAT_CRCV       0x100   /* Speculative CRC Valid */
104#define IXGBE_RXD_STAT_VEXT       0x200   /* 1st VLAN found */
105#define IXGBE_RXD_STAT_UDPV       0x400   /* Valid UDP checksum */
106#define IXGBE_RXD_STAT_DYNINT     0x800   /* Pkt caused INT via DYNINT */
107#define IXGBE_RXD_STAT_TS         0x10000 /* Time Stamp */
108#define IXGBE_RXD_STAT_SECP       0x20000 /* Security Processing */
109#define IXGBE_RXD_STAT_LB         0x40000 /* Loopback Status */
110#define IXGBE_RXD_STAT_ACK        0x8000  /* ACK Packet indication */
111#define IXGBE_RXD_ERR_CE          0x01    /* CRC Error */
112#define IXGBE_RXD_ERR_LE          0x02    /* Length Error */
113#define IXGBE_RXD_ERR_PE          0x08    /* Packet Error */
114#define IXGBE_RXD_ERR_OSE         0x10    /* Oversize Error */
115#define IXGBE_RXD_ERR_USE         0x20    /* Undersize Error */
116#define IXGBE_RXD_ERR_TCPE        0x40    /* TCP/UDP Checksum Error */
117#define IXGBE_RXD_ERR_IPE         0x80    /* IP Checksum Error */
118#define IXGBE_RXDADV_ERR_MASK     0xFFF00000 /* RDESC.ERRORS mask */
119#define IXGBE_RXDADV_ERR_SHIFT    20         /* RDESC.ERRORS shift */
120#define IXGBE_RXDADV_ERR_HBO      0x00800000 /*Header Buffer Overflow */
121#define IXGBE_RXDADV_ERR_CE       0x01000000 /* CRC Error */
122#define IXGBE_RXDADV_ERR_LE       0x02000000 /* Length Error */
123#define IXGBE_RXDADV_ERR_PE       0x08000000 /* Packet Error */
124#define IXGBE_RXDADV_ERR_OSE      0x10000000 /* Oversize Error */
125#define IXGBE_RXDADV_ERR_USE      0x20000000 /* Undersize Error */
126#define IXGBE_RXDADV_ERR_TCPE     0x40000000 /* TCP/UDP Checksum Error */
127#define IXGBE_RXDADV_ERR_IPE      0x80000000 /* IP Checksum Error */
128#define IXGBE_RXD_VLAN_ID_MASK    0x0FFF  /* VLAN ID is in lower 12 bits */
129#define IXGBE_RXD_PRI_MASK        0xE000  /* Priority is in upper 3 bits */
130#define IXGBE_RXD_PRI_SHIFT       13
131#define IXGBE_RXD_CFI_MASK        0x1000  /* CFI is bit 12 */
132#define IXGBE_RXD_CFI_SHIFT       12
133
134#define IXGBE_RXDADV_STAT_DD            IXGBE_RXD_STAT_DD  /* Done */
135#define IXGBE_RXDADV_STAT_EOP           IXGBE_RXD_STAT_EOP /* End of Packet */
136#define IXGBE_RXDADV_STAT_FLM           IXGBE_RXD_STAT_FLM /* FDir Match */
137#define IXGBE_RXDADV_STAT_VP            IXGBE_RXD_STAT_VP  /* IEEE VLAN Pkt */
138#define IXGBE_RXDADV_STAT_MASK          0x000FFFFF /* Stat/NEXTP: bit 0-19 */
139#define IXGBE_RXDADV_STAT_FCEOFS        0x00000040 /* FCoE EOF/SOF Stat */
140#define IXGBE_RXDADV_STAT_FCSTAT        0x00000030 /* FCoE Pkt Stat */
141#define IXGBE_RXDADV_STAT_FCSTAT_NOMTCH 0x00000000 /* 00: No Ctxt Match */
142#define IXGBE_RXDADV_STAT_FCSTAT_NODDP  0x00000010 /* 01: Ctxt w/o DDP */
143#define IXGBE_RXDADV_STAT_FCSTAT_FCPRSP 0x00000020 /* 10: Recv. FCP_RSP */
144#define IXGBE_RXDADV_STAT_FCSTAT_DDP    0x00000030 /* 11: Ctxt w/ DDP */
145
146#define IXGBE_RXDADV_RSSTYPE_MASK       0x0000000F
147#define IXGBE_RXDADV_PKTTYPE_MASK       0x0000FFF0
148#define IXGBE_RXDADV_PKTTYPE_MASK_EX    0x0001FFF0
149#define IXGBE_RXDADV_HDRBUFLEN_MASK     0x00007FE0
150#define IXGBE_RXDADV_RSCCNT_MASK        0x001E0000
151#define IXGBE_RXDADV_RSCCNT_SHIFT       17
152#define IXGBE_RXDADV_HDRBUFLEN_SHIFT    5
153#define IXGBE_RXDADV_SPLITHEADER_EN     0x00001000
154#define IXGBE_RXDADV_SPH                0x8000
155
156#define IXGBE_RXD_ERR_FRAME_ERR_MASK ( \
157				      IXGBE_RXD_ERR_CE |  \
158				      IXGBE_RXD_ERR_LE |  \
159				      IXGBE_RXD_ERR_PE |  \
160				      IXGBE_RXD_ERR_OSE | \
161				      IXGBE_RXD_ERR_USE)
162
163#define IXGBE_RXDADV_ERR_FRAME_ERR_MASK ( \
164					 IXGBE_RXDADV_ERR_CE |  \
165					 IXGBE_RXDADV_ERR_LE |  \
166					 IXGBE_RXDADV_ERR_PE |  \
167					 IXGBE_RXDADV_ERR_OSE | \
168					 IXGBE_RXDADV_ERR_USE)
169
170#define IXGBE_TXD_POPTS_IXSM 0x01       /* Insert IP checksum */
171#define IXGBE_TXD_POPTS_TXSM 0x02       /* Insert TCP/UDP checksum */
172#define IXGBE_TXD_CMD_EOP    0x01000000 /* End of Packet */
173#define IXGBE_TXD_CMD_IFCS   0x02000000 /* Insert FCS (Ethernet CRC) */
174#define IXGBE_TXD_CMD_IC     0x04000000 /* Insert Checksum */
175#define IXGBE_TXD_CMD_RS     0x08000000 /* Report Status */
176#define IXGBE_TXD_CMD_DEXT   0x20000000 /* Descriptor extension (0 = legacy) */
177#define IXGBE_TXD_CMD_VLE    0x40000000 /* Add VLAN tag */
178#define IXGBE_TXD_STAT_DD    0x00000001 /* Descriptor Done */
179
180/* Transmit Descriptor - Advanced */
181union ixgbe_adv_tx_desc {
182	struct {
183		__le64 buffer_addr;      /* Address of descriptor's data buf */
184		__le32 cmd_type_len;
185		__le32 olinfo_status;
186	} read;
187	struct {
188		__le64 rsvd;       /* Reserved */
189		__le32 nxtseq_seed;
190		__le32 status;
191	} wb;
192};
193
194/* Receive Descriptor - Advanced */
195union ixgbe_adv_rx_desc {
196	struct {
197		__le64 pkt_addr; /* Packet buffer address */
198		__le64 hdr_addr; /* Header buffer address */
199	} read;
200	struct {
201		struct {
202			union {
203				__le32 data;
204				struct {
205					__le16 pkt_info; /* RSS, Pkt type */
206					__le16 hdr_info; /* Splithdr, hdrlen */
207				} hs_rss;
208			} lo_dword;
209			union {
210				__le32 rss; /* RSS Hash */
211				struct {
212					__le16 ip_id; /* IP id */
213					__le16 csum; /* Packet Checksum */
214				} csum_ip;
215			} hi_dword;
216		} lower;
217		struct {
218			__le32 status_error; /* ext status/error */
219			__le16 length; /* Packet length */
220			__le16 vlan; /* VLAN tag */
221		} upper;
222	} wb;  /* writeback */
223};
224
225/* Context descriptors */
226struct ixgbe_adv_tx_context_desc {
227	__le32 vlan_macip_lens;
228	__le32 seqnum_seed;
229	__le32 type_tucmd_mlhl;
230	__le32 mss_l4len_idx;
231};
232
233/* Adv Transmit Descriptor Config Masks */
234#define IXGBE_ADVTXD_DTYP_MASK  0x00F00000 /* DTYP mask */
235#define IXGBE_ADVTXD_DTYP_CTXT  0x00200000 /* Advanced Context Desc */
236#define IXGBE_ADVTXD_DTYP_DATA  0x00300000 /* Advanced Data Descriptor */
237#define IXGBE_ADVTXD_DCMD_EOP   IXGBE_TXD_CMD_EOP  /* End of Packet */
238#define IXGBE_ADVTXD_DCMD_IFCS  IXGBE_TXD_CMD_IFCS /* Insert FCS */
239#define IXGBE_ADVTXD_DCMD_RS    IXGBE_TXD_CMD_RS   /* Report Status */
240#define IXGBE_ADVTXD_DCMD_DEXT  IXGBE_TXD_CMD_DEXT /* Desc ext (1=Adv) */
241#define IXGBE_ADVTXD_DCMD_VLE   IXGBE_TXD_CMD_VLE  /* VLAN pkt enable */
242#define IXGBE_ADVTXD_DCMD_TSE   0x80000000 /* TCP Seg enable */
243#define IXGBE_ADVTXD_STAT_DD    IXGBE_TXD_STAT_DD  /* Descriptor Done */
244#define IXGBE_ADVTXD_TUCMD_IPV4      0x00000400  /* IP Packet Type: 1=IPv4 */
245#define IXGBE_ADVTXD_TUCMD_IPV6      0x00000000  /* IP Packet Type: 0=IPv6 */
246#define IXGBE_ADVTXD_TUCMD_L4T_UDP   0x00000000  /* L4 Packet TYPE of UDP */
247#define IXGBE_ADVTXD_TUCMD_L4T_TCP   0x00000800  /* L4 Packet TYPE of TCP */
248#define IXGBE_ADVTXD_TUCMD_L4T_SCTP  0x00001000  /* L4 Packet TYPE of SCTP */
249#define IXGBE_ADVTXD_IDX_SHIFT  4 /* Adv desc Index shift */
250#define IXGBE_ADVTXD_POPTS_SHIFT      8  /* Adv desc POPTS shift */
251#define IXGBE_ADVTXD_POPTS_IXSM (IXGBE_TXD_POPTS_IXSM << \
252				 IXGBE_ADVTXD_POPTS_SHIFT)
253#define IXGBE_ADVTXD_POPTS_TXSM (IXGBE_TXD_POPTS_TXSM << \
254				 IXGBE_ADVTXD_POPTS_SHIFT)
255#define IXGBE_ADVTXD_PAYLEN_SHIFT    14 /* Adv desc PAYLEN shift */
256#define IXGBE_ADVTXD_MACLEN_SHIFT    9  /* Adv ctxt desc mac len shift */
257#define IXGBE_ADVTXD_VLAN_SHIFT      16  /* Adv ctxt vlan tag shift */
258#define IXGBE_ADVTXD_L4LEN_SHIFT     8  /* Adv ctxt L4LEN shift */
259#define IXGBE_ADVTXD_MSS_SHIFT       16  /* Adv ctxt MSS shift */
260
261/* Interrupt register bitmasks */
262
263/* Extended Interrupt Cause Read */
264#define IXGBE_EICR_RTX_QUEUE    0x0000FFFF /* RTx Queue Interrupt */
265#define IXGBE_EICR_MAILBOX      0x00080000 /* VF to PF Mailbox Interrupt */
266#define IXGBE_EICR_OTHER        0x80000000 /* Interrupt Cause Active */
267
268/* Extended Interrupt Cause Set */
269#define IXGBE_EICS_RTX_QUEUE    IXGBE_EICR_RTX_QUEUE /* RTx Queue Interrupt */
270#define IXGBE_EICS_MAILBOX      IXGBE_EICR_MAILBOX   /* VF to PF Mailbox Int */
271#define IXGBE_EICS_OTHER        IXGBE_EICR_OTHER     /* INT Cause Active */
272
273/* Extended Interrupt Mask Set */
274#define IXGBE_EIMS_RTX_QUEUE    IXGBE_EICR_RTX_QUEUE /* RTx Queue Interrupt */
275#define IXGBE_EIMS_MAILBOX      IXGBE_EICR_MAILBOX   /* VF to PF Mailbox Int */
276#define IXGBE_EIMS_OTHER        IXGBE_EICR_OTHER     /* INT Cause Active */
277
278/* Extended Interrupt Mask Clear */
279#define IXGBE_EIMC_RTX_QUEUE    IXGBE_EICR_RTX_QUEUE /* RTx Queue Interrupt */
280#define IXGBE_EIMC_MAILBOX      IXGBE_EICR_MAILBOX   /* VF to PF Mailbox Int */
281#define IXGBE_EIMC_OTHER        IXGBE_EICR_OTHER     /* INT Cause Active */
282
283#define IXGBE_EIMS_ENABLE_MASK ( \
284				IXGBE_EIMS_RTX_QUEUE       | \
285				IXGBE_EIMS_MAILBOX         | \
286				IXGBE_EIMS_OTHER)
287
288#define IXGBE_EITR_CNT_WDIS     0x80000000
289
290/* Error Codes */
291#define IXGBE_ERR_INVALID_MAC_ADDR              -1
292#define IXGBE_ERR_RESET_FAILED                  -2
293
294#endif /* _IXGBEVF_DEFINES_H_ */
295