267 lines
6.8 KiB
C
267 lines
6.8 KiB
C
/*******************************************************************************
|
|
|
|
Intel(R) 82576 Virtual Function Linux driver
|
|
Copyright(c) 2009 - 2010 Intel Corporation.
|
|
|
|
This program is free software; you can redistribute it and/or modify it
|
|
under the terms and conditions of the GNU General Public License,
|
|
version 2, as published by the Free Software Foundation.
|
|
|
|
This program is distributed in the hope it will be useful, but WITHOUT
|
|
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
more details.
|
|
|
|
You should have received a copy of the GNU General Public License along with
|
|
this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
|
|
|
|
The full GNU General Public License is included in this distribution in
|
|
the file called "COPYING".
|
|
|
|
Contact Information:
|
|
e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
|
|
Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
|
|
|
|
*******************************************************************************/
|
|
|
|
#ifndef _E1000_VF_H_
|
|
#define _E1000_VF_H_
|
|
|
|
#include <linux/pci.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/if_ether.h>
|
|
|
|
#include "regs.h"
|
|
#include "defines.h"
|
|
|
|
struct e1000_hw;
|
|
|
|
#define E1000_DEV_ID_82576_VF 0x10CA
|
|
#define E1000_DEV_ID_I350_VF 0x1520
|
|
#define E1000_REVISION_0 0
|
|
#define E1000_REVISION_1 1
|
|
#define E1000_REVISION_2 2
|
|
#define E1000_REVISION_3 3
|
|
#define E1000_REVISION_4 4
|
|
|
|
#define E1000_FUNC_0 0
|
|
#define E1000_FUNC_1 1
|
|
|
|
/*
|
|
* Receive Address Register Count
|
|
* Number of high/low register pairs in the RAR. The RAR (Receive Address
|
|
* Registers) holds the directed and multicast addresses that we monitor.
|
|
* These entries are also used for MAC-based filtering.
|
|
*/
|
|
#define E1000_RAR_ENTRIES_VF 1
|
|
|
|
/* 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 {
|
|
u16 pkt_info; /* RSS/Packet type */
|
|
u16 hdr_info; /* Split Header,
|
|
* hdr buffer length */
|
|
} 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 "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, u32, 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);
|
|
void (*mta_set)(struct e1000_hw *, u32);
|
|
void (*rar_set)(struct e1000_hw *, u8*, u32);
|
|
s32 (*read_mac_addr)(struct e1000_hw *);
|
|
s32 (*set_vfta)(struct e1000_hw *, u16, bool);
|
|
};
|
|
|
|
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);
|
|
s32 (*write)(struct e1000_hw *, u32 *, u16);
|
|
s32 (*read_posted)(struct e1000_hw *, u32 *, u16);
|
|
s32 (*write_posted)(struct e1000_hw *, u32 *, u16);
|
|
s32 (*check_for_msg)(struct e1000_hw *);
|
|
s32 (*check_for_ack)(struct e1000_hw *);
|
|
s32 (*check_for_rst)(struct e1000_hw *);
|
|
};
|
|
|
|
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 __iomem *hw_addr;
|
|
u8 __iomem *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;
|
|
};
|
|
|
|
/* These functions must be implemented by drivers */
|
|
void e1000_rlpml_set_vf(struct e1000_hw *, u16);
|
|
void e1000_init_function_pointers_vf(struct e1000_hw *hw);
|
|
|
|
|
|
#endif /* _E1000_VF_H_ */
|