1 /*******************************************************************************
3 Copyright (c) 2001-2015, Intel Corporation
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7 modification, are permitted provided that the following conditions are met:
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32 ***************************************************************************/
37 #include "e1000_osdep.h"
38 #include "e1000_regs.h"
39 #include "e1000_defines.h"
43 #define E1000_DEV_ID_82576_VF 0x10CA
44 #define E1000_DEV_ID_I350_VF 0x1520
46 #define E1000_VF_INIT_TIMEOUT 200 /* Num of retries to clear RSTI */
48 /* Additional Descriptor Control definitions */
49 #define E1000_TXDCTL_QUEUE_ENABLE 0x02000000 /* Ena specific Tx Queue */
50 #define E1000_RXDCTL_QUEUE_ENABLE 0x02000000 /* Ena specific Rx Queue */
52 /* SRRCTL bit definitions */
53 #define E1000_SRRCTL(_n) ((_n) < 4 ? (0x0280C + ((_n) * 0x100)) : \
54 (0x0C00C + ((_n) * 0x40)))
55 #define E1000_SRRCTL_BSIZEPKT_SHIFT 10 /* Shift _right_ */
56 #define E1000_SRRCTL_BSIZEHDRSIZE_MASK 0x00000F00
57 #define E1000_SRRCTL_BSIZEHDRSIZE_SHIFT 2 /* Shift _left_ */
58 #define E1000_SRRCTL_DESCTYPE_LEGACY 0x00000000
59 #define E1000_SRRCTL_DESCTYPE_ADV_ONEBUF 0x02000000
60 #define E1000_SRRCTL_DESCTYPE_HDR_SPLIT 0x04000000
61 #define E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS 0x0A000000
62 #define E1000_SRRCTL_DESCTYPE_HDR_REPLICATION 0x06000000
63 #define E1000_SRRCTL_DESCTYPE_HDR_REPLICATION_LARGE_PKT 0x08000000
64 #define E1000_SRRCTL_DESCTYPE_MASK 0x0E000000
65 #define E1000_SRRCTL_DROP_EN 0x80000000
67 #define E1000_SRRCTL_BSIZEPKT_MASK 0x0000007F
68 #define E1000_SRRCTL_BSIZEHDR_MASK 0x00003F00
70 /* Interrupt Defines */
71 #define E1000_EICR 0x01580 /* Ext. Interrupt Cause Read - R/clr */
72 #define E1000_EITR(_n) (0x01680 + ((_n) << 2))
73 #define E1000_EICS 0x01520 /* Ext. Intr Cause Set -W0 */
74 #define E1000_EIMS 0x01524 /* Ext. Intr Mask Set/Read -RW */
75 #define E1000_EIMC 0x01528 /* Ext. Intr Mask Clear -WO */
76 #define E1000_EIAC 0x0152C /* Ext. Intr Auto Clear -RW */
77 #define E1000_EIAM 0x01530 /* Ext. Intr Ack Auto Clear Mask -RW */
78 #define E1000_IVAR0 0x01700 /* Intr Vector Alloc (array) -RW */
79 #define E1000_IVAR_MISC 0x01740 /* IVAR for "other" causes -RW */
80 #define E1000_IVAR_VALID 0x80
82 /* Receive Descriptor - Advanced */
83 union e1000_adv_rx_desc {
85 u64 pkt_addr; /* Packet buffer address */
86 u64 hdr_addr; /* Header buffer address */
93 /* RSS type, Packet type */
95 /* Split Header, header buffer len */
100 u32 rss; /* RSS Hash */
102 u16 ip_id; /* IP id */
103 u16 csum; /* Packet Checksum */
108 u32 status_error; /* ext status/error */
109 u16 length; /* Packet length */
110 u16 vlan; /* VLAN tag */
112 } wb; /* writeback */
115 #define E1000_RXDADV_HDRBUFLEN_MASK 0x7FE0
116 #define E1000_RXDADV_HDRBUFLEN_SHIFT 5
118 /* Transmit Descriptor - Advanced */
119 union e1000_adv_tx_desc {
121 u64 buffer_addr; /* Address of descriptor's data buf */
126 u64 rsvd; /* Reserved */
132 /* Adv Transmit Descriptor Config Masks */
133 #define E1000_ADVTXD_DTYP_CTXT 0x00200000 /* Advanced Context Descriptor */
134 #define E1000_ADVTXD_DTYP_DATA 0x00300000 /* Advanced Data Descriptor */
135 #define E1000_ADVTXD_DCMD_EOP 0x01000000 /* End of Packet */
136 #define E1000_ADVTXD_DCMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */
137 #define E1000_ADVTXD_DCMD_RS 0x08000000 /* Report Status */
138 #define E1000_ADVTXD_DCMD_DEXT 0x20000000 /* Descriptor extension (1=Adv) */
139 #define E1000_ADVTXD_DCMD_VLE 0x40000000 /* VLAN pkt enable */
140 #define E1000_ADVTXD_DCMD_TSE 0x80000000 /* TCP Seg enable */
141 #define E1000_ADVTXD_PAYLEN_SHIFT 14 /* Adv desc PAYLEN shift */
143 /* Context descriptors */
144 struct e1000_adv_tx_context_desc {
151 #define E1000_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */
152 #define E1000_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type: 1=IPv4 */
153 #define E1000_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet TYPE of TCP */
154 #define E1000_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */
155 #define E1000_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */
157 enum e1000_mac_type {
161 e1000_num_macs /* List is 1-based, so subtract 1 for true count. */
164 struct e1000_vf_stats {
196 #include "e1000_mbx.h"
198 struct e1000_mac_operations {
199 /* Function pointers for the MAC. */
200 s32 (*init_params)(struct e1000_hw *);
201 s32 (*check_for_link)(struct e1000_hw *);
202 void (*clear_vfta)(struct e1000_hw *);
203 s32 (*get_bus_info)(struct e1000_hw *);
204 s32 (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
205 void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
206 s32 (*reset_hw)(struct e1000_hw *);
207 s32 (*init_hw)(struct e1000_hw *);
208 s32 (*setup_link)(struct e1000_hw *);
209 void (*write_vfta)(struct e1000_hw *, u32, u32);
210 int (*rar_set)(struct e1000_hw *, u8*, u32);
211 s32 (*read_mac_addr)(struct e1000_hw *);
214 struct e1000_mac_info {
215 struct e1000_mac_operations ops;
219 enum e1000_mac_type type;
224 bool get_link_status;
227 struct e1000_mbx_operations {
228 s32 (*init_params)(struct e1000_hw *hw);
229 s32 (*read)(struct e1000_hw *, u32 *, u16, u16);
230 s32 (*write)(struct e1000_hw *, u32 *, u16, u16);
231 s32 (*read_posted)(struct e1000_hw *, u32 *, u16, u16);
232 s32 (*write_posted)(struct e1000_hw *, u32 *, u16, u16);
233 s32 (*check_for_msg)(struct e1000_hw *, u16);
234 s32 (*check_for_ack)(struct e1000_hw *, u16);
235 s32 (*check_for_rst)(struct e1000_hw *, u16);
238 struct e1000_mbx_stats {
247 struct e1000_mbx_info {
248 struct e1000_mbx_operations ops;
249 struct e1000_mbx_stats stats;
255 struct e1000_dev_spec_vf {
265 unsigned long io_base;
267 struct e1000_mac_info mac;
268 struct e1000_mbx_info mbx;
271 struct e1000_dev_spec_vf vf;
275 u16 subsystem_vendor_id;
276 u16 subsystem_device_id;
282 enum e1000_promisc_type {
283 e1000_promisc_disabled = 0, /* all promisc modes disabled */
284 e1000_promisc_unicast = 1, /* unicast promiscuous enabled */
285 e1000_promisc_multicast = 2, /* multicast promiscuous enabled */
286 e1000_promisc_enabled = 3, /* both uni and multicast promisc */
287 e1000_num_promisc_types
290 /* These functions must be implemented by drivers */
291 s32 e1000_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
292 void e1000_vfta_set_vf(struct e1000_hw *, u16, bool);
293 void e1000_rlpml_set_vf(struct e1000_hw *, u16);
294 s32 e1000_promisc_set_vf(struct e1000_hw *, enum e1000_promisc_type);
295 #endif /* _E1000_VF_H_ */