FreeBSD/Linux Kernel Cross Reference
sys/dev/e1000/e1000_vf.h

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    /*$FreeBSD$*/
    
    #ifndef _E1000_VF_H_
    #define _E1000_VF_H_
    
    #include "e1000_osdep.h"
    #include "e1000_regs.h"
    #include "e1000_defines.h"
    
    struct e1000_hw;
    
    #define E1000_DEV_ID_82576_VF           0x10CA
    #define E1000_DEV_ID_I350_VF            0x1520
    
    #define E1000_VF_INIT_TIMEOUT           200 /* Num of retries to clear RSTI */
    
    /* Additional Descriptor Control definitions */
    #define E1000_TXDCTL_QUEUE_ENABLE       0x02000000 /* Ena specific Tx Queue */
    #define E1000_RXDCTL_QUEUE_ENABLE       0x02000000 /* Ena specific Rx Queue */
    
    /* SRRCTL bit definitions */
    #define E1000_SRRCTL(_n)        ((_n) < 4 ? (0x0280C + ((_n) * 0x100)) : \
                                     (0x0C00C + ((_n) * 0x40)))
    #define E1000_SRRCTL_BSIZEPKT_SHIFT             10 /* Shift _right_ */
    #define E1000_SRRCTL_BSIZEHDRSIZE_MASK          0x00000F00
    #define E1000_SRRCTL_BSIZEHDRSIZE_SHIFT         2  /* Shift _left_ */
    #define E1000_SRRCTL_DESCTYPE_LEGACY            0x00000000
    #define E1000_SRRCTL_DESCTYPE_ADV_ONEBUF        0x02000000
    #define E1000_SRRCTL_DESCTYPE_HDR_SPLIT         0x04000000
    #define E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS  0x0A000000
    #define E1000_SRRCTL_DESCTYPE_HDR_REPLICATION   0x06000000
    #define E1000_SRRCTL_DESCTYPE_HDR_REPLICATION_LARGE_PKT 0x08000000
    #define E1000_SRRCTL_DESCTYPE_MASK              0x0E000000
    #define E1000_SRRCTL_DROP_EN                    0x80000000
    
    #define E1000_SRRCTL_BSIZEPKT_MASK      0x0000007F
    #define E1000_SRRCTL_BSIZEHDR_MASK      0x00003F00
    
    /* Interrupt Defines */
    #define E1000_EICR              0x01580 /* Ext. Interrupt Cause Read - R/clr */
    #define E1000_EITR(_n)          (0x01680 + ((_n) << 2))
    #define E1000_EICS              0x01520 /* Ext. Intr Cause Set -W0 */
    #define E1000_EIMS              0x01524 /* Ext. Intr Mask Set/Read -RW */
    #define E1000_EIMC              0x01528 /* Ext. Intr Mask Clear -WO */
    #define E1000_EIAC              0x0152C /* Ext. Intr Auto Clear -RW */
    #define E1000_EIAM              0x01530 /* Ext. Intr Ack Auto Clear Mask -RW */
    #define E1000_IVAR0             0x01700 /* Intr Vector Alloc (array) -RW */
    #define E1000_IVAR_MISC         0x01740 /* IVAR for "other" causes -RW */
    #define E1000_IVAR_VALID        0x80
    
    /* Receive Descriptor - Advanced */
    union e1000_adv_rx_desc {
            struct {
                    u64 pkt_addr; /* Packet buffer address */
                    u64 hdr_addr; /* Header buffer address */
            } read;
            struct {
                    struct {
                            union {
                                    u32 data;
                                    struct {
                                            /* RSS type, Packet type */
                                            u16 pkt_info;
                                            /* Split Header, header buffer len */
                                            u16 hdr_info;
                                    } hs_rss;
                           } lo_dword;
                           union {
                                   u32 rss; /* RSS Hash */
                                   struct {
                                           u16 ip_id; /* IP id */
                                           u16 csum; /* Packet Checksum */
                                   } csum_ip;
                           } hi_dword;
                   } lower;
                   struct {
                           u32 status_error; /* ext status/error */
                           u16 length; /* Packet length */
                           u16 vlan; /* VLAN tag */
                   } upper;
           } wb;  /* writeback */
   };
   
   #define E1000_RXDADV_HDRBUFLEN_MASK     0x7FE0
   #define E1000_RXDADV_HDRBUFLEN_SHIFT    5
   
   /* Transmit Descriptor - Advanced */
   union e1000_adv_tx_desc {
           struct {
                   u64 buffer_addr;    /* Address of descriptor's data buf */
                   u32 cmd_type_len;
                   u32 olinfo_status;
           } read;
           struct {
                   u64 rsvd;       /* Reserved */
                   u32 nxtseq_seed;
                   u32 status;
           } wb;
   };
   
   /* Adv Transmit Descriptor Config Masks */
   #define E1000_ADVTXD_DTYP_CTXT  0x00200000 /* Advanced Context Descriptor */
   #define E1000_ADVTXD_DTYP_DATA  0x00300000 /* Advanced Data Descriptor */
   #define E1000_ADVTXD_DCMD_EOP   0x01000000 /* End of Packet */
   #define E1000_ADVTXD_DCMD_IFCS  0x02000000 /* Insert FCS (Ethernet CRC) */
   #define E1000_ADVTXD_DCMD_RS    0x08000000 /* Report Status */
   #define E1000_ADVTXD_DCMD_DEXT  0x20000000 /* Descriptor extension (1=Adv) */
   #define E1000_ADVTXD_DCMD_VLE   0x40000000 /* VLAN pkt enable */
   #define E1000_ADVTXD_DCMD_TSE   0x80000000 /* TCP Seg enable */
   #define E1000_ADVTXD_PAYLEN_SHIFT       14 /* Adv desc PAYLEN shift */
   
   /* Context descriptors */
   struct e1000_adv_tx_context_desc {
           u32 vlan_macip_lens;
           u32 seqnum_seed;
           u32 type_tucmd_mlhl;
           u32 mss_l4len_idx;
   };
   
   #define E1000_ADVTXD_MACLEN_SHIFT       9  /* Adv ctxt desc mac len shift */
   #define E1000_ADVTXD_TUCMD_IPV4         0x00000400  /* IP Packet Type: 1=IPv4 */
   #define E1000_ADVTXD_TUCMD_L4T_TCP      0x00000800  /* L4 Packet TYPE of TCP */
   #define E1000_ADVTXD_L4LEN_SHIFT        8  /* Adv ctxt L4LEN shift */
   #define E1000_ADVTXD_MSS_SHIFT          16  /* Adv ctxt MSS shift */
   
   enum e1000_mac_type {
           e1000_undefined = 0,
           e1000_vfadapt,
           e1000_vfadapt_i350,
           e1000_num_macs  /* List is 1-based, so subtract 1 for true count. */
   };
   
   struct e1000_vf_stats {
           u64 base_gprc;
           u64 base_gptc;
           u64 base_gorc;
           u64 base_gotc;
           u64 base_mprc;
           u64 base_gotlbc;
           u64 base_gptlbc;
           u64 base_gorlbc;
           u64 base_gprlbc;
   
           u32 last_gprc;
           u32 last_gptc;
           u32 last_gorc;
           u32 last_gotc;
           u32 last_mprc;
           u32 last_gotlbc;
           u32 last_gptlbc;
           u32 last_gorlbc;
           u32 last_gprlbc;
   
           u64 gprc;
           u64 gptc;
           u64 gorc;
           u64 gotc;
           u64 mprc;
           u64 gotlbc;
           u64 gptlbc;
           u64 gorlbc;
           u64 gprlbc;
   };
   
   #include "e1000_mbx.h"
   
   struct e1000_mac_operations {
           /* Function pointers for the MAC. */
           s32  (*init_params)(struct e1000_hw *);
           s32  (*check_for_link)(struct e1000_hw *);
           void (*clear_vfta)(struct e1000_hw *);
           s32  (*get_bus_info)(struct e1000_hw *);
           s32  (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
           void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
           s32  (*reset_hw)(struct e1000_hw *);
           s32  (*init_hw)(struct e1000_hw *);
           s32  (*setup_link)(struct e1000_hw *);
           void (*write_vfta)(struct e1000_hw *, u32, u32);
           int  (*rar_set)(struct e1000_hw *, u8*, u32);
           s32  (*read_mac_addr)(struct e1000_hw *);
   };
   
   struct e1000_mac_info {
           struct e1000_mac_operations ops;
           u8 addr[6];
           u8 perm_addr[6];
   
           enum e1000_mac_type type;
   
           u16 mta_reg_count;
           u16 rar_entry_count;
   
           bool get_link_status;
   };
   
   struct e1000_mbx_operations {
           s32 (*init_params)(struct e1000_hw *hw);
           s32 (*read)(struct e1000_hw *, u32 *, u16,  u16);
           s32 (*write)(struct e1000_hw *, u32 *, u16, u16);
           s32 (*read_posted)(struct e1000_hw *, u32 *, u16,  u16);
           s32 (*write_posted)(struct e1000_hw *, u32 *, u16, u16);
           s32 (*check_for_msg)(struct e1000_hw *, u16);
           s32 (*check_for_ack)(struct e1000_hw *, u16);
           s32 (*check_for_rst)(struct e1000_hw *, u16);
   };
   
   struct e1000_mbx_stats {
           u32 msgs_tx;
           u32 msgs_rx;
   
           u32 acks;
           u32 reqs;
           u32 rsts;
   };
   
   struct e1000_mbx_info {
           struct e1000_mbx_operations ops;
           struct e1000_mbx_stats stats;
           u32 timeout;
           u32 usec_delay;
           u16 size;
   };
   
   struct e1000_dev_spec_vf {
           u32 vf_number;
           u32 v2p_mailbox;
   };
   
   struct e1000_hw {
           void *back;
   
           u8 *hw_addr;
           u8 *flash_address;
           unsigned long io_base;
   
           struct e1000_mac_info  mac;
           struct e1000_mbx_info mbx;
   
           union {
                   struct e1000_dev_spec_vf vf;
           } dev_spec;
   
           u16 device_id;
           u16 subsystem_vendor_id;
           u16 subsystem_device_id;
           u16 vendor_id;
   
           u8  revision_id;
   };
   
   enum e1000_promisc_type {
           e1000_promisc_disabled = 0,   /* all promisc modes disabled */
           e1000_promisc_unicast = 1,    /* unicast promiscuous enabled */
           e1000_promisc_multicast = 2,  /* multicast promiscuous enabled */
           e1000_promisc_enabled = 3,    /* both uni and multicast promisc */
           e1000_num_promisc_types
   };
   
   /* These functions must be implemented by drivers */
   s32  e1000_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
   void e1000_vfta_set_vf(struct e1000_hw *, u16, bool);
   void e1000_rlpml_set_vf(struct e1000_hw *, u16);
   s32 e1000_promisc_set_vf(struct e1000_hw *, enum e1000_promisc_type);
   #endif /* _E1000_VF_H_ */

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