--- /dev/null
+/*******************************************************************************
+
+ Intel(R) 82576 Virtual Function Linux driver
+ Copyright(c) 1999 - 2008 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:
+ Linux NICS <linux.nics@intel.com>
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+FILE_LICENCE ( GPL2_ONLY );
+
+#ifndef _IGBVF_VF_H_
+#define _IGBVF_VF_H_
+
+#include <stddef.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <byteswap.h>
+#include <errno.h>
+#include <ipxe/pci.h>
+#include <ipxe/malloc.h>
+#include <ipxe/if_ether.h>
+#include <ipxe/io.h>
+#include <ipxe/ethernet.h>
+#include <ipxe/iobuf.h>
+#include <ipxe/netdevice.h>
+
+#include "igbvf_osdep.h"
+#include "igbvf_regs.h"
+#include "igbvf_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 /* Number of retries to clear RSTI */
+
+/* Additional Descriptor Control definitions */
+#define E1000_TXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Tx Queue */
+#define E1000_RXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Rx Queue */
+
+/* SRRCTL bit definitions */
+#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. Interrupt Cause Set - W0 */
+#define E1000_EIMS 0x01524 /* Ext. Interrupt Mask Set/Read - RW */
+#define E1000_EIMC 0x01528 /* Ext. Interrupt Mask Clear - WO */
+#define E1000_EIAC 0x0152C /* Ext. Interrupt Auto Clear - RW */
+#define E1000_EIAM 0x01530 /* Ext. Interrupt Ack Auto Clear Mask - RW */
+#define E1000_IVAR0 0x01700 /* Interrupt Vector Allocation (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 {
+ u16 pkt_info; /* RSS type, Packet type */
+ u16 hdr_info; /* Split Header,
+ * header 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_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 "igbvf_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);
+ void (*mta_set)(struct e1000_hw *, u32);
+ void (*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;
+};
+
+enum e1000_bus_type {
+ e1000_bus_type_unknown = 0,
+ e1000_bus_type_pci,
+ e1000_bus_type_pcix,
+ e1000_bus_type_pci_express,
+ e1000_bus_type_reserved
+};
+
+enum e1000_bus_speed {
+ e1000_bus_speed_unknown = 0,
+ e1000_bus_speed_33,
+ e1000_bus_speed_66,
+ e1000_bus_speed_100,
+ e1000_bus_speed_120,
+ e1000_bus_speed_133,
+ e1000_bus_speed_2500,
+ e1000_bus_speed_5000,
+ e1000_bus_speed_reserved
+};
+
+enum e1000_bus_width {
+ e1000_bus_width_unknown = 0,
+ e1000_bus_width_pcie_x1,
+ e1000_bus_width_pcie_x2,
+ e1000_bus_width_pcie_x4 = 4,
+ e1000_bus_width_pcie_x8 = 8,
+ e1000_bus_width_32,
+ e1000_bus_width_64,
+ e1000_bus_width_reserved
+};
+
+struct e1000_bus_info {
+ enum e1000_bus_type type;
+ enum e1000_bus_speed speed;
+ enum e1000_bus_width width;
+
+ u16 func;
+ u16 pci_cmd_word;
+};
+
+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 __iomem *hw_addr;
+ u8 __iomem *flash_address;
+ unsigned long io_base;
+
+ struct e1000_mac_info mac;
+ struct e1000_bus_info bus;
+ 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 igbvf_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
+void igbvf_vfta_set_vf(struct e1000_hw *, u16, bool);
+void igbvf_rlpml_set_vf(struct e1000_hw *, u16);
+s32 igbvf_promisc_set_vf(struct e1000_hw *, enum e1000_promisc_type);
+#endif /* _IGBVF_VF_H_ */
Code Review / kvmfornfv.git / blobdiff