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/*-
* Copyright (C) 2012 Emulex
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Emulex Corporation nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Contact Information:
* freebsd-drivers@emulex.com
*
* Emulex
* 3333 Susan Street
* Costa Mesa, CA 92626
*/
/* $FreeBSD: release/9.1.0/sys/dev/oce/oce_if.h 231663 2012-02-14 10:30:22Z luigi $ */
#include <sys/param.h>
#include <sys/endian.h>
#include <sys/module.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <sys/mbuf.h>
#include <sys/rman.h>
#include <sys/socket.h>
#include <sys/sockio.h>
#include <sys/sockopt.h>
#include <sys/queue.h>
#include <sys/taskqueue.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/sysctl.h>
#include <sys/random.h>
#include <sys/firmware.h>
#include <sys/systm.h>
#include <sys/proc.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <net/bpf.h>
#include <net/ethernet.h>
#include <net/if.h>
#include <net/if_types.h>
#include <net/if_media.h>
#include <net/if_vlan_var.h>
#include <net/if_dl.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/in_var.h>
#include <netinet/if_ether.h>
#include <netinet/ip.h>
#include <netinet/ip6.h>
#include <netinet6/in6_var.h>
#include <netinet6/ip6_mroute.h>
#include <netinet/udp.h>
#include <netinet/tcp.h>
#include <netinet/sctp.h>
#include <netinet/tcp_lro.h>
#include <machine/bus.h>
#include "oce_hw.h"
#define COMPONENT_REVISION "4.2.116.0"
/* OCE devices supported by this driver */
#define PCI_VENDOR_EMULEX 0x10df /* Emulex */
#define PCI_VENDOR_SERVERENGINES 0x19a2 /* ServerEngines (BE) */
#define PCI_PRODUCT_BE2 0x0700 /* BE2 network adapter */
#define PCI_PRODUCT_BE3 0x0710 /* BE3 network adapter */
#define PCI_PRODUCT_XE201 0xe220 /* XE201 network adapter */
#define PCI_PRODUCT_XE201_VF 0xe228 /* XE201 with VF in Lancer */
#define IS_BE(sc) (((sc->flags & OCE_FLAGS_BE3) | \
(sc->flags & OCE_FLAGS_BE2))? 1:0)
#define IS_XE201(sc) ((sc->flags & OCE_FLAGS_XE201) ? 1:0)
#define HAS_A0_CHIP(sc) ((sc->flags & OCE_FLAGS_HAS_A0_CHIP) ? 1:0)
/* proportion Service Level Interface queues */
#define OCE_MAX_UNITS 2
#define OCE_MAX_PPORT OCE_MAX_UNITS
#define OCE_MAX_VPORT OCE_MAX_UNITS
extern int mp_ncpus; /* system's total active cpu cores */
#define OCE_NCPUS mp_ncpus
#define OCE_MAX_RSS 8 /* This should be powers of 2. Like 2,4,8 & 16 */
#define OCE_LEGACY_MODE_RSS 4 /* For BE3 Legacy mode*/
#define OCE_MIN_RQ 1
#define OCE_MIN_WQ 1
#define OCE_MAX_RQ OCE_MAX_RSS + 1 /* one default queue */
#define OCE_MAX_WQ 8
#define OCE_MAX_EQ 32
#define OCE_MAX_CQ OCE_MAX_RQ + OCE_MAX_WQ + 1 /* one MCC queue */
#define OCE_MAX_CQ_EQ 8 /* Max CQ that can attached to an EQ */
#define OCE_DEFAULT_WQ_EQD 16
#define OCE_MAX_PACKET_Q 16
#define OCE_RQ_BUF_SIZE 2048
#define OCE_LSO_MAX_SIZE (64 * 1024)
#define LONG_TIMEOUT 30
#define OCE_MAX_JUMBO_FRAME_SIZE 16360
#define OCE_MAX_MTU (OCE_MAX_JUMBO_FRAME_SIZE - \
ETHER_VLAN_ENCAP_LEN - \
ETHER_HDR_LEN)
#define OCE_MAX_TX_ELEMENTS 29
#define OCE_MAX_TX_DESC 1024
#define OCE_MAX_TX_SIZE 65535
#define OCE_MAX_RX_SIZE 4096
#define OCE_MAX_RQ_POSTS 255
#define OCE_DEFAULT_PROMISCUOUS 0
#define RSS_ENABLE_IPV4 0x1
#define RSS_ENABLE_TCP_IPV4 0x2
#define RSS_ENABLE_IPV6 0x4
#define RSS_ENABLE_TCP_IPV6 0x8
/* flow control definitions */
#define OCE_FC_NONE 0x00000000
#define OCE_FC_TX 0x00000001
#define OCE_FC_RX 0x00000002
#define OCE_DEFAULT_FLOW_CONTROL (OCE_FC_TX | OCE_FC_RX)
/* Interface capabilities to give device when creating interface */
#define OCE_CAPAB_FLAGS (MBX_RX_IFACE_FLAGS_BROADCAST | \
MBX_RX_IFACE_FLAGS_UNTAGGED | \
MBX_RX_IFACE_FLAGS_PROMISCUOUS | \
MBX_RX_IFACE_FLAGS_MCAST_PROMISCUOUS | \
MBX_RX_IFACE_FLAGS_RSS | \
MBX_RX_IFACE_FLAGS_PASS_L3L4_ERR)
/* Interface capabilities to enable by default (others set dynamically) */
#define OCE_CAPAB_ENABLE (MBX_RX_IFACE_FLAGS_BROADCAST | \
MBX_RX_IFACE_FLAGS_UNTAGGED | \
MBX_RX_IFACE_FLAGS_PASS_L3L4_ERR)
#define OCE_IF_HWASSIST (CSUM_IP | CSUM_TCP | CSUM_UDP)
#define OCE_IF_CAPABILITIES (IFCAP_VLAN_MTU | IFCAP_VLAN_HWTAGGING | \
IFCAP_HWCSUM | IFCAP_VLAN_HWCSUM | \
IFCAP_VLAN_HWTSO | IFCAP_JUMBO_MTU | \
IFCAP_VLAN_MTU)
#define OCE_IF_HWASSIST_NONE 0
#define OCE_IF_CAPABILITIES_NONE 0
#define ETH_ADDR_LEN 6
#define MAX_VLANFILTER_SIZE 64
#define MAX_VLANS 4096
#define upper_32_bits(n) ((uint32_t)(((n) >> 16) >> 16))
#define BSWAP_8(x) ((x) & 0xff)
#define BSWAP_16(x) ((BSWAP_8(x) << 8) | BSWAP_8((x) >> 8))
#define BSWAP_32(x) ((BSWAP_16(x) << 16) | \
BSWAP_16((x) >> 16))
#define BSWAP_64(x) ((BSWAP_32(x) << 32) | \
BSWAP_32((x) >> 32))
#define for_all_wq_queues(sc, wq, i) \
for (i = 0, wq = sc->wq[0]; i < sc->nwqs; i++, wq = sc->wq[i])
#define for_all_rq_queues(sc, rq, i) \
for (i = 0, rq = sc->rq[0]; i < sc->nrqs; i++, rq = sc->rq[i])
#define for_all_evnt_queues(sc, eq, i) \
for (i = 0, eq = sc->eq[0]; i < sc->neqs; i++, eq = sc->eq[i])
#define for_all_cq_queues(sc, cq, i) \
for (i = 0, cq = sc->cq[0]; i < sc->ncqs; i++, cq = sc->cq[i])
/* Flash specific */
#define IOCTL_COOKIE "SERVERENGINES CORP"
#define MAX_FLASH_COMP 32
#define IMG_ISCSI 160
#define IMG_REDBOOT 224
#define IMG_BIOS 34
#define IMG_PXEBIOS 32
#define IMG_FCOEBIOS 33
#define IMG_ISCSI_BAK 176
#define IMG_FCOE 162
#define IMG_FCOE_BAK 178
#define IMG_NCSI 16
#define IMG_PHY 192
#define FLASHROM_OPER_FLASH 1
#define FLASHROM_OPER_SAVE 2
#define FLASHROM_OPER_REPORT 4
#define FLASHROM_OPER_FLASH_PHY 9
#define FLASHROM_OPER_SAVE_PHY 10
#define TN_8022 13
enum {
PHY_TYPE_CX4_10GB = 0,
PHY_TYPE_XFP_10GB,
PHY_TYPE_SFP_1GB,
PHY_TYPE_SFP_PLUS_10GB,
PHY_TYPE_KR_10GB,
PHY_TYPE_KX4_10GB,
PHY_TYPE_BASET_10GB,
PHY_TYPE_BASET_1GB,
PHY_TYPE_BASEX_1GB,
PHY_TYPE_SGMII,
PHY_TYPE_DISABLED = 255
};
/**
* @brief Define and hold all necessary info for a single interrupt
*/
#define OCE_MAX_MSI 32 /* Message Signaled Interrupts */
#define OCE_MAX_MSIX 2048 /* PCI Express MSI Interrrupts */
typedef struct oce_intr_info {
void *tag; /* cookie returned by bus_setup_intr */
struct resource *intr_res; /* PCI resource container */
int irq_rr; /* resource id for the interrupt */
struct oce_softc *sc; /* pointer to the parent soft c */
struct oce_eq *eq; /* pointer to the connected EQ */
struct taskqueue *tq; /* Associated task queue */
struct task task; /* task queue task */
char task_name[32]; /* task name */
int vector; /* interrupt vector number */
} OCE_INTR_INFO, *POCE_INTR_INFO;
/* Ring related */
#define GET_Q_NEXT(_START, _STEP, _END) \
(((_START) + (_STEP)) < (_END) ? ((_START) + (_STEP)) \
: (((_START) + (_STEP)) - (_END)))
#define DBUF_PA(obj) ((obj)->addr)
#define DBUF_VA(obj) ((obj)->ptr)
#define DBUF_TAG(obj) ((obj)->tag)
#define DBUF_MAP(obj) ((obj)->map)
#define DBUF_SYNC(obj, flags) \
(void) bus_dmamap_sync(DBUF_TAG(obj), DBUF_MAP(obj), (flags))
#define RING_NUM_PENDING(ring) ring->num_used
#define RING_FULL(ring) (ring->num_used == ring->num_items)
#define RING_EMPTY(ring) (ring->num_used == 0)
#define RING_NUM_FREE(ring) \
(uint32_t)(ring->num_items - ring->num_used)
#define RING_GET(ring, n) \
ring->cidx = GET_Q_NEXT(ring->cidx, n, ring->num_items)
#define RING_PUT(ring, n) \
ring->pidx = GET_Q_NEXT(ring->pidx, n, ring->num_items)
#define RING_GET_CONSUMER_ITEM_VA(ring, type) \
(void*)((type *)DBUF_VA(&ring->dma) + ring->cidx)
#define RING_GET_CONSUMER_ITEM_PA(ring, type) \
(uint64_t)(((type *)DBUF_PA(ring->dbuf)) + ring->cidx)
#define RING_GET_PRODUCER_ITEM_VA(ring, type) \
(void *)(((type *)DBUF_VA(&ring->dma)) + ring->pidx)
#define RING_GET_PRODUCER_ITEM_PA(ring, type) \
(uint64_t)(((type *)DBUF_PA(ring->dbuf)) + ring->pidx)
#define OCE_DMAPTR(o, c) ((c *)(o)->ptr)
struct oce_packet_desc {
struct mbuf *mbuf;
bus_dmamap_t map;
int nsegs;
uint32_t wqe_idx;
};
typedef struct oce_dma_mem {
bus_dma_tag_t tag;
bus_dmamap_t map;
void *ptr;
bus_addr_t paddr;
} OCE_DMA_MEM, *POCE_DMA_MEM;
typedef struct oce_ring_buffer_s {
uint16_t cidx; /* Get ptr */
uint16_t pidx; /* Put Ptr */
size_t item_size;
size_t num_items;
uint32_t num_used;
OCE_DMA_MEM dma;
} oce_ring_buffer_t;
/* Stats */
#define OCE_UNICAST_PACKET 0
#define OCE_MULTICAST_PACKET 1
#define OCE_BROADCAST_PACKET 2
#define OCE_RSVD_PACKET 3
struct oce_rx_stats {
/* Total Receive Stats*/
uint64_t t_rx_pkts;
uint64_t t_rx_bytes;
uint32_t t_rx_frags;
uint32_t t_rx_mcast_pkts;
uint32_t t_rx_ucast_pkts;
uint32_t t_rxcp_errs;
};
struct oce_tx_stats {
/*Total Transmit Stats */
uint64_t t_tx_pkts;
uint64_t t_tx_bytes;
uint32_t t_tx_reqs;
uint32_t t_tx_stops;
uint32_t t_tx_wrbs;
uint32_t t_tx_compl;
uint32_t t_ipv6_ext_hdr_tx_drop;
};
struct oce_be_stats {
uint8_t be_on_die_temperature;
uint32_t be_tx_events;
uint32_t eth_red_drops;
uint32_t rx_drops_no_pbuf;
uint32_t rx_drops_no_txpb;
uint32_t rx_drops_no_erx_descr;
uint32_t rx_drops_no_tpre_descr;
uint32_t rx_drops_too_many_frags;
uint32_t rx_drops_invalid_ring;
uint32_t forwarded_packets;
uint32_t rx_drops_mtu;
uint32_t rx_crc_errors;
uint32_t rx_alignment_symbol_errors;
uint32_t rx_pause_frames;
uint32_t rx_priority_pause_frames;
uint32_t rx_control_frames;
uint32_t rx_in_range_errors;
uint32_t rx_out_range_errors;
uint32_t rx_frame_too_long;
uint32_t rx_address_match_errors;
uint32_t rx_dropped_too_small;
uint32_t rx_dropped_too_short;
uint32_t rx_dropped_header_too_small;
uint32_t rx_dropped_tcp_length;
uint32_t rx_dropped_runt;
uint32_t rx_ip_checksum_errs;
uint32_t rx_tcp_checksum_errs;
uint32_t rx_udp_checksum_errs;
uint32_t rx_switched_unicast_packets;
uint32_t rx_switched_multicast_packets;
uint32_t rx_switched_broadcast_packets;
uint32_t tx_pauseframes;
uint32_t tx_priority_pauseframes;
uint32_t tx_controlframes;
uint32_t rxpp_fifo_overflow_drop;
uint32_t rx_input_fifo_overflow_drop;
uint32_t pmem_fifo_overflow_drop;
uint32_t jabber_events;
};
struct oce_xe201_stats {
uint64_t tx_pkts;
uint64_t tx_unicast_pkts;
uint64_t tx_multicast_pkts;
uint64_t tx_broadcast_pkts;
uint64_t tx_bytes;
uint64_t tx_unicast_bytes;
uint64_t tx_multicast_bytes;
uint64_t tx_broadcast_bytes;
uint64_t tx_discards;
uint64_t tx_errors;
uint64_t tx_pause_frames;
uint64_t tx_pause_on_frames;
uint64_t tx_pause_off_frames;
uint64_t tx_internal_mac_errors;
uint64_t tx_control_frames;
uint64_t tx_pkts_64_bytes;
uint64_t tx_pkts_65_to_127_bytes;
uint64_t tx_pkts_128_to_255_bytes;
uint64_t tx_pkts_256_to_511_bytes;
uint64_t tx_pkts_512_to_1023_bytes;
uint64_t tx_pkts_1024_to_1518_bytes;
uint64_t tx_pkts_1519_to_2047_bytes;
uint64_t tx_pkts_2048_to_4095_bytes;
uint64_t tx_pkts_4096_to_8191_bytes;
uint64_t tx_pkts_8192_to_9216_bytes;
uint64_t tx_lso_pkts;
uint64_t rx_pkts;
uint64_t rx_unicast_pkts;
uint64_t rx_multicast_pkts;
uint64_t rx_broadcast_pkts;
uint64_t rx_bytes;
uint64_t rx_unicast_bytes;
uint64_t rx_multicast_bytes;
uint64_t rx_broadcast_bytes;
uint32_t rx_unknown_protos;
uint64_t rx_discards;
uint64_t rx_errors;
uint64_t rx_crc_errors;
uint64_t rx_alignment_errors;
uint64_t rx_symbol_errors;
uint64_t rx_pause_frames;
uint64_t rx_pause_on_frames;
uint64_t rx_pause_off_frames;
uint64_t rx_frames_too_long;
uint64_t rx_internal_mac_errors;
uint32_t rx_undersize_pkts;
uint32_t rx_oversize_pkts;
uint32_t rx_fragment_pkts;
uint32_t rx_jabbers;
uint64_t rx_control_frames;
uint64_t rx_control_frames_unknown_opcode;
uint32_t rx_in_range_errors;
uint32_t rx_out_of_range_errors;
uint32_t rx_address_match_errors;
uint32_t rx_vlan_mismatch_errors;
uint32_t rx_dropped_too_small;
uint32_t rx_dropped_too_short;
uint32_t rx_dropped_header_too_small;
uint32_t rx_dropped_invalid_tcp_length;
uint32_t rx_dropped_runt;
uint32_t rx_ip_checksum_errors;
uint32_t rx_tcp_checksum_errors;
uint32_t rx_udp_checksum_errors;
uint32_t rx_non_rss_pkts;
uint64_t rx_ipv4_pkts;
uint64_t rx_ipv6_pkts;
uint64_t rx_ipv4_bytes;
uint64_t rx_ipv6_bytes;
uint64_t rx_nic_pkts;
uint64_t rx_tcp_pkts;
uint64_t rx_iscsi_pkts;
uint64_t rx_management_pkts;
uint64_t rx_switched_unicast_pkts;
uint64_t rx_switched_multicast_pkts;
uint64_t rx_switched_broadcast_pkts;
uint64_t num_forwards;
uint32_t rx_fifo_overflow;
uint32_t rx_input_fifo_overflow;
uint64_t rx_drops_too_many_frags;
uint32_t rx_drops_invalid_queue;
uint64_t rx_drops_mtu;
uint64_t rx_pkts_64_bytes;
uint64_t rx_pkts_65_to_127_bytes;
uint64_t rx_pkts_128_to_255_bytes;
uint64_t rx_pkts_256_to_511_bytes;
uint64_t rx_pkts_512_to_1023_bytes;
uint64_t rx_pkts_1024_to_1518_bytes;
uint64_t rx_pkts_1519_to_2047_bytes;
uint64_t rx_pkts_2048_to_4095_bytes;
uint64_t rx_pkts_4096_to_8191_bytes;
uint64_t rx_pkts_8192_to_9216_bytes;
};
struct oce_drv_stats {
struct oce_rx_stats rx;
struct oce_tx_stats tx;
union {
struct oce_be_stats be;
struct oce_xe201_stats xe201;
} u0;
};
#define MAX_LOCK_DESC_LEN 32
struct oce_lock {
struct mtx mutex;
char name[MAX_LOCK_DESC_LEN+1];
};
#define OCE_LOCK struct oce_lock
#define LOCK_CREATE(lock, desc) { \
strncpy((lock)->name, (desc), MAX_LOCK_DESC_LEN); \
(lock)->name[MAX_LOCK_DESC_LEN] = '\0'; \
mtx_init(&(lock)->mutex, (lock)->name, MTX_NETWORK_LOCK, MTX_DEF); \
}
#define LOCK_DESTROY(lock) \
if (mtx_initialized(&(lock)->mutex))\
mtx_destroy(&(lock)->mutex)
#define TRY_LOCK(lock) mtx_trylock(&(lock)->mutex)
#define LOCK(lock) mtx_lock(&(lock)->mutex)
#define LOCKED(lock) mtx_owned(&(lock)->mutex)
#define UNLOCK(lock) mtx_unlock(&(lock)->mutex)
#define DEFAULT_MQ_MBOX_TIMEOUT (5 * 1000 * 1000)
#define MBX_READY_TIMEOUT (1 * 1000 * 1000)
#define DEFAULT_DRAIN_TIME 200
#define MBX_TIMEOUT_SEC 5
#define STAT_TIMEOUT 2000000
/* size of the packet descriptor array in a transmit queue */
#define OCE_TX_RING_SIZE 2048
#define OCE_RX_RING_SIZE 1024
#define OCE_WQ_PACKET_ARRAY_SIZE (OCE_TX_RING_SIZE/2)
#define OCE_RQ_PACKET_ARRAY_SIZE (OCE_RX_RING_SIZE)
struct oce_dev;
enum eq_len {
EQ_LEN_256 = 256,
EQ_LEN_512 = 512,
EQ_LEN_1024 = 1024,
EQ_LEN_2048 = 2048,
EQ_LEN_4096 = 4096
};
enum eqe_size {
EQE_SIZE_4 = 4,
EQE_SIZE_16 = 16
};
enum qtype {
QTYPE_EQ,
QTYPE_MQ,
QTYPE_WQ,
QTYPE_RQ,
QTYPE_CQ,
QTYPE_RSS
};
typedef enum qstate_e {
QDELETED = 0x0,
QCREATED = 0x1
} qstate_t;
struct eq_config {
enum eq_len q_len;
enum eqe_size item_size;
uint32_t q_vector_num;
uint8_t min_eqd;
uint8_t max_eqd;
uint8_t cur_eqd;
uint8_t pad;
};
struct oce_eq {
uint32_t eq_id;
void *parent;
void *cb_context;
oce_ring_buffer_t *ring;
uint32_t ref_count;
qstate_t qstate;
struct oce_cq *cq[OCE_MAX_CQ_EQ];
int cq_valid;
struct eq_config eq_cfg;
int vector;
};
enum cq_len {
CQ_LEN_256 = 256,
CQ_LEN_512 = 512,
CQ_LEN_1024 = 1024
};
struct cq_config {
enum cq_len q_len;
uint32_t item_size;
boolean_t is_eventable;
boolean_t sol_eventable;
boolean_t nodelay;
uint16_t dma_coalescing;
};
typedef uint16_t(*cq_handler_t) (void *arg1);
struct oce_cq {
uint32_t cq_id;
void *parent;
struct oce_eq *eq;
cq_handler_t cq_handler;
void *cb_arg;
oce_ring_buffer_t *ring;
qstate_t qstate;
struct cq_config cq_cfg;
uint32_t ref_count;
};
struct mq_config {
uint32_t eqd;
uint8_t q_len;
uint8_t pad[3];
};
struct oce_mq {
void *parent;
oce_ring_buffer_t *ring;
uint32_t mq_id;
struct oce_cq *cq;
struct oce_cq *async_cq;
uint32_t mq_free;
qstate_t qstate;
struct mq_config cfg;
};
struct oce_mbx_ctx {
struct oce_mbx *mbx;
void (*cb) (void *ctx);
void *cb_ctx;
};
struct wq_config {
uint8_t wq_type;
uint16_t buf_size;
uint8_t pad[1];
uint32_t q_len;
uint16_t pd_id;
uint16_t pci_fn_num;
uint32_t eqd; /* interrupt delay */
uint32_t nbufs;
uint32_t nhdl;
};
struct oce_tx_queue_stats {
uint64_t tx_pkts;
uint64_t tx_bytes;
uint32_t tx_reqs;
uint32_t tx_stops; /* number of times TX Q was stopped */
uint32_t tx_wrbs;
uint32_t tx_compl;
uint32_t tx_rate;
uint32_t ipv6_ext_hdr_tx_drop;
};
struct oce_wq {
OCE_LOCK tx_lock;
void *parent;
oce_ring_buffer_t *ring;
struct oce_cq *cq;
bus_dma_tag_t tag;
struct oce_packet_desc pckts[OCE_WQ_PACKET_ARRAY_SIZE];
uint32_t packets_in;
uint32_t packets_out;
uint32_t wqm_used;
boolean_t resched;
uint32_t wq_free;
uint32_t tx_deferd;
uint32_t pkt_drops;
qstate_t qstate;
uint16_t wq_id;
struct wq_config cfg;
int queue_index;
struct oce_tx_queue_stats tx_stats;
struct buf_ring *br;
struct task txtask;
};
struct rq_config {
uint32_t q_len;
uint32_t frag_size;
uint32_t mtu;
uint32_t if_id;
uint32_t is_rss_queue;
uint32_t eqd;
uint32_t nbufs;
};
struct oce_rx_queue_stats {
uint32_t rx_post_fail;
uint32_t rx_ucast_pkts;
uint32_t rx_compl;
uint64_t rx_bytes;
uint64_t rx_bytes_prev;
uint64_t rx_pkts;
uint32_t rx_rate;
uint32_t rx_mcast_pkts;
uint32_t rxcp_err;
uint32_t rx_frags;
uint32_t prev_rx_frags;
uint32_t rx_fps;
};
struct oce_rq {
struct rq_config cfg;
uint32_t rq_id;
int queue_index;
uint32_t rss_cpuid;
void *parent;
oce_ring_buffer_t *ring;
struct oce_cq *cq;
void *pad1;
bus_dma_tag_t tag;
struct oce_packet_desc pckts[OCE_RQ_PACKET_ARRAY_SIZE];
uint32_t packets_in;
uint32_t packets_out;
uint32_t pending;
#ifdef notdef
struct mbuf *head;
struct mbuf *tail;
int fragsleft;
#endif
qstate_t qstate;
OCE_LOCK rx_lock;
struct oce_rx_queue_stats rx_stats;
struct lro_ctrl lro;
int lro_pkts_queued;
};
struct link_status {
uint8_t physical_port;
uint8_t mac_duplex;
uint8_t mac_speed;
uint8_t mac_fault;
uint8_t mgmt_mac_duplex;
uint8_t mgmt_mac_speed;
uint16_t qos_link_speed;
uint32_t logical_link_status;
};
#define OCE_FLAGS_PCIX 0x00000001
#define OCE_FLAGS_PCIE 0x00000002
#define OCE_FLAGS_MSI_CAPABLE 0x00000004
#define OCE_FLAGS_MSIX_CAPABLE 0x00000008
#define OCE_FLAGS_USING_MSI 0x00000010
#define OCE_FLAGS_USING_MSIX 0x00000020
#define OCE_FLAGS_FUNCRESET_RQD 0x00000040
#define OCE_FLAGS_VIRTUAL_PORT 0x00000080
#define OCE_FLAGS_MBOX_ENDIAN_RQD 0x00000100
#define OCE_FLAGS_BE3 0x00000200
#define OCE_FLAGS_XE201 0x00000400
#define OCE_FLAGS_BE2 0x00000800
#define OCE_DEV_BE2_CFG_BAR 1
#define OCE_DEV_CFG_BAR 0
#define OCE_PCI_CSR_BAR 2
#define OCE_PCI_DB_BAR 4
typedef struct oce_softc {
device_t dev;
OCE_LOCK dev_lock;
uint32_t flags;
uint32_t pcie_link_speed;
uint32_t pcie_link_width;
uint8_t fn; /* PCI function number */
struct resource *devcfg_res;
bus_space_tag_t devcfg_btag;
bus_space_handle_t devcfg_bhandle;
void *devcfg_vhandle;
struct resource *csr_res;
bus_space_tag_t csr_btag;
bus_space_handle_t csr_bhandle;
void *csr_vhandle;
struct resource *db_res;
bus_space_tag_t db_btag;
bus_space_handle_t db_bhandle;
void *db_vhandle;
OCE_INTR_INFO intrs[OCE_MAX_EQ];
int intr_count;
struct ifnet *ifp;
struct ifmedia media;
uint8_t link_status;
uint8_t link_speed;
uint8_t duplex;
uint32_t qos_link_speed;
uint32_t speed;
char fw_version[32];
struct mac_address_format macaddr;
OCE_DMA_MEM bsmbx;
OCE_LOCK bmbx_lock;
uint32_t config_number;
uint32_t asic_revision;
uint32_t port_id;
uint32_t function_mode;
uint32_t function_caps;
uint32_t max_tx_rings;
uint32_t max_rx_rings;
struct oce_wq *wq[OCE_MAX_WQ]; /* TX work queues */
struct oce_rq *rq[OCE_MAX_RQ]; /* RX work queues */
struct oce_cq *cq[OCE_MAX_CQ]; /* Completion queues */
struct oce_eq *eq[OCE_MAX_EQ]; /* Event queues */
struct oce_mq *mq; /* Mailbox queue */
uint32_t neqs;
uint32_t ncqs;
uint32_t nrqs;
uint32_t nwqs;
uint32_t tx_ring_size;
uint32_t rx_ring_size;
uint32_t rq_frag_size;
uint32_t rss_enable;
uint32_t if_id; /* interface ID */
uint32_t nifs; /* number of adapter interfaces, 0 or 1 */
uint32_t pmac_id; /* PMAC id */
uint32_t if_cap_flags;
uint32_t flow_control;
uint32_t promisc;
/*Vlan Filtering related */
eventhandler_tag vlan_attach;
eventhandler_tag vlan_detach;
uint16_t vlans_added;
uint8_t vlan_tag[MAX_VLANS];
/*stats */
OCE_DMA_MEM stats_mem;
struct oce_drv_stats oce_stats_info;
struct callout timer;
int8_t be3_native;
} OCE_SOFTC, *POCE_SOFTC;
/**************************************************
* BUS memory read/write macros
* BE3: accesses three BAR spaces (CFG, CSR, DB)
* Lancer: accesses one BAR space (CFG)
**************************************************/
#define OCE_READ_REG32(sc, space, o) \
((IS_BE(sc)) ? (bus_space_read_4((sc)->space##_btag, \
(sc)->space##_bhandle,o)) \
: (bus_space_read_4((sc)->devcfg_btag, \
(sc)->devcfg_bhandle,o)))
#define OCE_READ_REG16(sc, space, o) \
((IS_BE(sc)) ? (bus_space_read_2((sc)->space##_btag, \
(sc)->space##_bhandle,o)) \
: (bus_space_read_2((sc)->devcfg_btag, \
(sc)->devcfg_bhandle,o)))
#define OCE_READ_REG8(sc, space, o) \
((IS_BE(sc)) ? (bus_space_read_1((sc)->space##_btag, \
(sc)->space##_bhandle,o)) \
: (bus_space_read_1((sc)->devcfg_btag, \
(sc)->devcfg_bhandle,o)))
#define OCE_WRITE_REG32(sc, space, o, v) \
((IS_BE(sc)) ? (bus_space_write_4((sc)->space##_btag, \
(sc)->space##_bhandle,o,v)) \
: (bus_space_write_4((sc)->devcfg_btag, \
(sc)->devcfg_bhandle,o,v)))
#define OCE_WRITE_REG16(sc, space, o, v) \
((IS_BE(sc)) ? (bus_space_write_2((sc)->space##_btag, \
(sc)->space##_bhandle,o,v)) \
: (bus_space_write_2((sc)->devcfg_btag, \
(sc)->devcfg_bhandle,o,v)))
#define OCE_WRITE_REG8(sc, space, o, v) \
((IS_BE(sc)) ? (bus_space_write_1((sc)->space##_btag, \
(sc)->space##_bhandle,o,v)) \
: (bus_space_write_1((sc)->devcfg_btag, \
(sc)->devcfg_bhandle,o,v)))
/***********************************************************
* DMA memory functions
***********************************************************/
#define oce_dma_sync(d, f) bus_dmamap_sync((d)->tag, (d)->map, f)
int oce_dma_alloc(POCE_SOFTC sc, bus_size_t size, POCE_DMA_MEM dma, int flags);
void oce_dma_free(POCE_SOFTC sc, POCE_DMA_MEM dma);
void oce_dma_map_addr(void *arg, bus_dma_segment_t * segs, int nseg, int error);
void oce_destroy_ring_buffer(POCE_SOFTC sc, oce_ring_buffer_t *ring);
oce_ring_buffer_t *oce_create_ring_buffer(POCE_SOFTC sc,
uint32_t q_len, uint32_t num_entries);
/************************************************************
* oce_hw_xxx functions
************************************************************/
int oce_clear_rx_buf(struct oce_rq *rq);
int oce_hw_pci_alloc(POCE_SOFTC sc);
int oce_hw_init(POCE_SOFTC sc);
int oce_hw_start(POCE_SOFTC sc);
int oce_create_nw_interface(POCE_SOFTC sc);
int oce_pci_soft_reset(POCE_SOFTC sc);
int oce_hw_update_multicast(POCE_SOFTC sc);
void oce_delete_nw_interface(POCE_SOFTC sc);
void oce_hw_shutdown(POCE_SOFTC sc);
void oce_hw_intr_enable(POCE_SOFTC sc);
void oce_hw_intr_disable(POCE_SOFTC sc);
void oce_hw_pci_free(POCE_SOFTC sc);
/***********************************************************
* oce_queue_xxx functions
***********************************************************/
int oce_queue_init_all(POCE_SOFTC sc);
int oce_start_rq(struct oce_rq *rq);
int oce_start_wq(struct oce_wq *wq);
int oce_start_mq(struct oce_mq *mq);
int oce_start_rx(POCE_SOFTC sc);
void oce_arm_eq(POCE_SOFTC sc,
int16_t qid, int npopped, uint32_t rearm, uint32_t clearint);
void oce_queue_release_all(POCE_SOFTC sc);
void oce_arm_cq(POCE_SOFTC sc, int16_t qid, int npopped, uint32_t rearm);
void oce_drain_eq(struct oce_eq *eq);
void oce_drain_mq_cq(void *arg);
void oce_drain_rq_cq(struct oce_rq *rq);
void oce_drain_wq_cq(struct oce_wq *wq);
uint32_t oce_page_list(oce_ring_buffer_t *ring, struct phys_addr *pa_list);
/***********************************************************
* cleanup functions
***********************************************************/
void oce_free_lro(POCE_SOFTC sc);
void oce_stop_rx(POCE_SOFTC sc);
void oce_intr_free(POCE_SOFTC sc);
void oce_free_posted_rxbuf(struct oce_rq *rq);
/************************************************************
* Mailbox functions
************************************************************/
int oce_fw_clean(POCE_SOFTC sc);
int oce_reset_fun(POCE_SOFTC sc);
int oce_mbox_init(POCE_SOFTC sc);
int oce_mbox_dispatch(POCE_SOFTC sc, uint32_t tmo_sec);
int oce_get_fw_version(POCE_SOFTC sc);
int oce_read_mac_addr(POCE_SOFTC sc, uint32_t if_id, uint8_t perm,
uint8_t type, struct mac_address_format *mac);
int oce_get_fw_config(POCE_SOFTC sc);
int oce_if_create(POCE_SOFTC sc, uint32_t cap_flags, uint32_t en_flags,
uint16_t vlan_tag, uint8_t *mac_addr, uint32_t *if_id);
int oce_if_del(POCE_SOFTC sc, uint32_t if_id);
int oce_config_vlan(POCE_SOFTC sc, uint32_t if_id,
struct normal_vlan *vtag_arr, uint8_t vtag_cnt,
uint32_t untagged, uint32_t enable_promisc);
int oce_set_flow_control(POCE_SOFTC sc, uint32_t flow_control);
int oce_config_nic_rss(POCE_SOFTC sc, uint32_t if_id, uint16_t enable_rss);
int oce_rxf_set_promiscuous(POCE_SOFTC sc, uint32_t enable);
int oce_set_common_iface_rx_filter(POCE_SOFTC sc, POCE_DMA_MEM sgl);
int oce_get_link_status(POCE_SOFTC sc, struct link_status *link);
int oce_mbox_get_nic_stats_v0(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem);
int oce_mbox_get_nic_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem);
int oce_mbox_get_pport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
uint32_t reset_stats);
int oce_mbox_get_vport_stats(POCE_SOFTC sc, POCE_DMA_MEM pstats_dma_mem,
uint32_t req_size, uint32_t reset_stats);
int oce_update_multicast(POCE_SOFTC sc, POCE_DMA_MEM pdma_mem);
int oce_pass_through_mbox(POCE_SOFTC sc, POCE_DMA_MEM dma_mem, uint32_t req_size);
int oce_mbox_macaddr_del(POCE_SOFTC sc, uint32_t if_id, uint32_t pmac_id);
int oce_mbox_macaddr_add(POCE_SOFTC sc, uint8_t *mac_addr,
uint32_t if_id, uint32_t *pmac_id);
int oce_mbox_cmd_test_loopback(POCE_SOFTC sc, uint32_t port_num,
uint32_t loopback_type, uint32_t pkt_size, uint32_t num_pkts,
uint64_t pattern);
int oce_mbox_cmd_set_loopback(POCE_SOFTC sc, uint8_t port_num,
uint8_t loopback_type, uint8_t enable);
int oce_mbox_check_native_mode(POCE_SOFTC sc);
int oce_mbox_post(POCE_SOFTC sc,
struct oce_mbx *mbx, struct oce_mbx_ctx *mbxctx);
int oce_mbox_write_flashrom(POCE_SOFTC sc, uint32_t optype,uint32_t opcode,
POCE_DMA_MEM pdma_mem, uint32_t num_bytes);
int oce_mbox_lancer_write_flashrom(POCE_SOFTC sc, uint32_t data_size,
uint32_t data_offset,POCE_DMA_MEM pdma_mem,
uint32_t *written_data, uint32_t *additional_status);
int oce_mbox_get_flashrom_crc(POCE_SOFTC sc, uint8_t *flash_crc,
uint32_t offset, uint32_t optype);
int oce_mbox_get_phy_info(POCE_SOFTC sc, struct oce_phy_info *phy_info);
int oce_mbox_create_rq(struct oce_rq *rq);
int oce_mbox_create_wq(struct oce_wq *wq);
int oce_mbox_create_eq(struct oce_eq *eq);
int oce_mbox_cq_create(struct oce_cq *cq, uint32_t ncoalesce,
uint32_t is_eventable);
void mbx_common_req_hdr_init(struct mbx_hdr *hdr,
uint8_t dom,
uint8_t port,
uint8_t subsys,
uint8_t opcode,
uint32_t timeout, uint32_t pyld_len,
uint8_t version);
uint16_t oce_mq_handler(void *arg);
/************************************************************
* Transmit functions
************************************************************/
uint16_t oce_wq_handler(void *arg);
void oce_start(struct ifnet *ifp);
void oce_tx_task(void *arg, int npending);
/************************************************************
* Receive functions
************************************************************/
int oce_alloc_rx_bufs(struct oce_rq *rq, int count);
uint16_t oce_rq_handler(void *arg);
/* Sysctl functions */
void oce_add_sysctls(POCE_SOFTC sc);
void oce_refresh_queue_stats(POCE_SOFTC sc);
int oce_refresh_nic_stats(POCE_SOFTC sc);
int oce_stats_init(POCE_SOFTC sc);
void oce_stats_free(POCE_SOFTC sc);
/* Capabilities */
#define OCE_MODCAP_RSS 1
#define OCE_MAX_RSP_HANDLED 64
extern uint32_t oce_max_rsp_handled; /* max responses */
#define OCE_MAC_LOOPBACK 0x0
#define OCE_PHY_LOOPBACK 0x1
#define OCE_ONE_PORT_EXT_LOOPBACK 0x2
#define OCE_NO_LOOPBACK 0xff
#define atomic_inc_32(x) atomic_add_32(x, 1)
#define atomic_dec_32(x) atomic_subtract_32(x, 1)
#define LE_64(x) htole64(x)
#define LE_32(x) htole32(x)
#define LE_16(x) htole16(x)
#define DW_SWAP(x, l)
#define IS_ALIGNED(x,a) ((x % a) == 0)
#define ADDR_HI(x) ((uint32_t)((uint64_t)(x) >> 32))
#define ADDR_LO(x) ((uint32_t)((uint64_t)(x) & 0xffffffff));
#define IF_LRO_ENABLED(sc) (((sc)->ifp->if_capenable & IFCAP_LRO) ? 1:0)
#define IF_LSO_ENABLED(sc) (((sc)->ifp->if_capenable & IFCAP_TSO4) ? 1:0)
#define IF_CSUM_ENABLED(sc) (((sc)->ifp->if_capenable & IFCAP_HWCSUM) ? 1:0)
#define OCE_LOG2(x) (oce_highbit(x))
static inline uint32_t oce_highbit(uint32_t x)
{
int i;
int c;
int b;
c = 0;
b = 0;
for (i = 0; i < 32; i++) {
if ((1 << i) & x) {
c++;
b = i;
}
}
if (c == 1)
return b;
return 0;
}