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author | luigi <luigi@FreeBSD.org> | 2012-02-10 21:03:04 +0000 |
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committer | luigi <luigi@FreeBSD.org> | 2012-02-10 21:03:04 +0000 |
commit | 4119b9cf7a5e3dd966371d685eda1010641fe34f (patch) | |
tree | 3063d4c50b218a2983c6311cbe50ce7d0c9b8c52 /sys/dev/oce/oce_if.h | |
parent | ac654b06161d867de0b53cf65e24b08c59db3d01 (diff) | |
download | FreeBSD-src-4119b9cf7a5e3dd966371d685eda1010641fe34f.zip FreeBSD-src-4119b9cf7a5e3dd966371d685eda1010641fe34f.tar.gz |
Add a driver for Emulex OneConnect ethernet cards (10 Gbit PCIe)
A manpage will come in a future commit.
Submitted by: Naresh Raju Gottumukkala (emulex)
Diffstat (limited to 'sys/dev/oce/oce_if.h')
-rw-r--r-- | sys/dev/oce/oce_if.h | 1071 |
1 files changed, 1071 insertions, 0 deletions
diff --git a/sys/dev/oce/oce_if.h b/sys/dev/oce/oce_if.h new file mode 100644 index 0000000..b08865d --- /dev/null +++ b/sys/dev/oce/oce_if.h @@ -0,0 +1,1071 @@ +/*- + * 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 + */ + + +/* $FreeBSD$ */ + +#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; +} + |