igb_sw.h revision 837c1ac4e72b7d86278cca88b1075af557f7d161
/*
* CDDL HEADER START
*
* Copyright(c) 2007-2009 Intel Corporation. All rights reserved.
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at:
* http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When using or redistributing this file, you may do so under the
* License only. No other modification of this header is permitted.
*
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _IGB_SW_H
#define _IGB_SW_H
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/types.h>
#include <sys/conf.h>
#include <sys/debug.h>
#include <sys/stropts.h>
#include <sys/stream.h>
#include <sys/strsun.h>
#include <sys/strlog.h>
#include <sys/kmem.h>
#include <sys/stat.h>
#include <sys/kstat.h>
#include <sys/modctl.h>
#include <sys/errno.h>
#include <sys/dlpi.h>
#include <sys/mac_provider.h>
#include <sys/mac_ether.h>
#include <sys/vlan.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>
#include <sys/pci.h>
#include <sys/pcie.h>
#include <sys/sdt.h>
#include <sys/ethernet.h>
#include <sys/pattr.h>
#include <sys/strsubr.h>
#include <sys/netlb.h>
#include <sys/random.h>
#include <inet/common.h>
#include <inet/tcp.h>
#include <inet/ip.h>
#include <inet/mi.h>
#include <inet/nd.h>
#include <sys/ddifm.h>
#include <sys/fm/protocol.h>
#include <sys/fm/util.h>
#include <sys/fm/io/ddi.h>
#include "igb_api.h"
#include "igb_82575.h"
#define MODULE_NAME "igb" /* module name */
#define IGB_SUCCESS DDI_SUCCESS
#define IGB_FAILURE DDI_FAILURE
#define IGB_UNKNOWN 0x00
#define IGB_INITIALIZED 0x01
#define IGB_STARTED 0x02
#define IGB_SUSPENDED 0x04
#define IGB_STALL 0x08
#define IGB_INTR_NONE 0
#define IGB_INTR_MSIX 1
#define IGB_INTR_MSI 2
#define IGB_INTR_LEGACY 3
#define IGB_ADAPTER_REGSET 1 /* mapping adapter registers */
#define IGB_ADAPTER_MSIXTAB 4 /* mapping msi-x table */
#define IGB_NO_POLL -1
#define IGB_NO_FREE_SLOT -1
#define MAX_NUM_UNICAST_ADDRESSES E1000_RAR_ENTRIES
#define MCAST_ALLOC_COUNT 256
#define MAX_COOKIE 18
#define MIN_NUM_TX_DESC 2
/*
* Number of settings for interrupt throttle rate (ITR). There is one of
* these per msi-x vector and it needs to be the maximum of all silicon
* types supported by this driver.
*/
#define MAX_NUM_EITR 25
/*
* Maximum values for user configurable parameters
*/
#define MAX_TX_RING_SIZE 4096
#define MAX_RX_RING_SIZE 4096
#define MAX_RX_GROUP_NUM 4
#define MAX_MTU 9000
#define MAX_RX_LIMIT_PER_INTR 4096
#define MAX_RX_COPY_THRESHOLD 9216
#define MAX_TX_COPY_THRESHOLD 9216
#define MAX_TX_RECYCLE_THRESHOLD DEFAULT_TX_RING_SIZE
#define MAX_TX_OVERLOAD_THRESHOLD DEFAULT_TX_RING_SIZE
#define MAX_TX_RESCHED_THRESHOLD DEFAULT_TX_RING_SIZE
#define MAX_MCAST_NUM 8192
/*
* Minimum values for user configurable parameters
*/
#define MIN_TX_RING_SIZE 64
#define MIN_RX_RING_SIZE 64
#define MIN_RX_GROUP_NUM 1
#define MIN_MTU ETHERMIN
#define MIN_RX_LIMIT_PER_INTR 16
#define MIN_RX_COPY_THRESHOLD 0
#define MIN_TX_COPY_THRESHOLD 0
#define MIN_TX_RECYCLE_THRESHOLD MIN_NUM_TX_DESC
#define MIN_TX_OVERLOAD_THRESHOLD MIN_NUM_TX_DESC
#define MIN_TX_RESCHED_THRESHOLD MIN_NUM_TX_DESC
#define MIN_MCAST_NUM 8
/*
* Default values for user configurable parameters
*/
#define DEFAULT_TX_RING_SIZE 512
#define DEFAULT_RX_RING_SIZE 512
#define DEFAULT_RX_GROUP_NUM 1
#define DEFAULT_MTU ETHERMTU
#define DEFAULT_RX_LIMIT_PER_INTR 256
#define DEFAULT_RX_COPY_THRESHOLD 128
#define DEFAULT_TX_COPY_THRESHOLD 512
#define DEFAULT_TX_RECYCLE_THRESHOLD (MAX_COOKIE + 1)
#define DEFAULT_TX_OVERLOAD_THRESHOLD MIN_NUM_TX_DESC
#define DEFAULT_TX_RESCHED_THRESHOLD 128
#define DEFAULT_MCAST_NUM 4096
#define IGB_LSO_MAXLEN 65535
#define TX_DRAIN_TIME 200
#define RX_DRAIN_TIME 200
#define STALL_WATCHDOG_TIMEOUT 8 /* 8 seconds */
#define MAX_LINK_DOWN_TIMEOUT 8 /* 8 seconds */
/*
* Defined for IP header alignment.
*/
#define IPHDR_ALIGN_ROOM 2
/*
* Bit flags for attach_progress
*/
#define ATTACH_PROGRESS_PCI_CONFIG 0x0001 /* PCI config setup */
#define ATTACH_PROGRESS_REGS_MAP 0x0002 /* Registers mapped */
#define ATTACH_PROGRESS_PROPS 0x0004 /* Properties initialized */
#define ATTACH_PROGRESS_ALLOC_INTR 0x0008 /* Interrupts allocated */
#define ATTACH_PROGRESS_ALLOC_RINGS 0x0010 /* Rings allocated */
#define ATTACH_PROGRESS_ADD_INTR 0x0020 /* Intr handlers added */
#define ATTACH_PROGRESS_LOCKS 0x0040 /* Locks initialized */
#define ATTACH_PROGRESS_INIT_ADAPTER 0x0080 /* Adapter initialized */
#define ATTACH_PROGRESS_ALLOC_DMA 0x0100 /* DMA resources allocated */
#define ATTACH_PROGRESS_STATS 0x0200 /* Kstats created */
#define ATTACH_PROGRESS_NDD 0x0400 /* NDD initialized */
#define ATTACH_PROGRESS_MAC 0x0800 /* MAC registered */
#define ATTACH_PROGRESS_ENABLE_INTR 0x1000 /* DDI interrupts enabled */
#define ATTACH_PROGRESS_FMINIT 0x2000 /* FMA initialized */
#define PROP_ADV_AUTONEG_CAP "adv_autoneg_cap"
#define PROP_ADV_1000FDX_CAP "adv_1000fdx_cap"
#define PROP_ADV_1000HDX_CAP "adv_1000hdx_cap"
#define PROP_ADV_100FDX_CAP "adv_100fdx_cap"
#define PROP_ADV_100HDX_CAP "adv_100hdx_cap"
#define PROP_ADV_10FDX_CAP "adv_10fdx_cap"
#define PROP_ADV_10HDX_CAP "adv_10hdx_cap"
#define PROP_DEFAULT_MTU "default_mtu"
#define PROP_FLOW_CONTROL "flow_control"
#define PROP_TX_RING_SIZE "tx_ring_size"
#define PROP_RX_RING_SIZE "rx_ring_size"
#define PROP_MR_ENABLE "mr_enable"
#define PROP_RX_GROUP_NUM "rx_group_number"
#define PROP_INTR_FORCE "intr_force"
#define PROP_TX_HCKSUM_ENABLE "tx_hcksum_enable"
#define PROP_RX_HCKSUM_ENABLE "rx_hcksum_enable"
#define PROP_LSO_ENABLE "lso_enable"
#define PROP_TX_HEAD_WB_ENABLE "tx_head_wb_enable"
#define PROP_TX_COPY_THRESHOLD "tx_copy_threshold"
#define PROP_TX_RECYCLE_THRESHOLD "tx_recycle_threshold"
#define PROP_TX_OVERLOAD_THRESHOLD "tx_overload_threshold"
#define PROP_TX_RESCHED_THRESHOLD "tx_resched_threshold"
#define PROP_RX_COPY_THRESHOLD "rx_copy_threshold"
#define PROP_RX_LIMIT_PER_INTR "rx_limit_per_intr"
#define PROP_INTR_THROTTLING "intr_throttling"
#define PROP_MCAST_MAX_NUM "mcast_max_num"
#define IGB_LB_NONE 0
#define IGB_LB_EXTERNAL 1
#define IGB_LB_INTERNAL_MAC 2
#define IGB_LB_INTERNAL_PHY 3
#define IGB_LB_INTERNAL_SERDES 4
/*
* Shorthand for the NDD parameters
*/
#define param_autoneg_cap nd_params[PARAM_AUTONEG_CAP].val
#define param_pause_cap nd_params[PARAM_PAUSE_CAP].val
#define param_asym_pause_cap nd_params[PARAM_ASYM_PAUSE_CAP].val
#define param_1000fdx_cap nd_params[PARAM_1000FDX_CAP].val
#define param_1000hdx_cap nd_params[PARAM_1000HDX_CAP].val
#define param_100t4_cap nd_params[PARAM_100T4_CAP].val
#define param_100fdx_cap nd_params[PARAM_100FDX_CAP].val
#define param_100hdx_cap nd_params[PARAM_100HDX_CAP].val
#define param_10fdx_cap nd_params[PARAM_10FDX_CAP].val
#define param_10hdx_cap nd_params[PARAM_10HDX_CAP].val
#define param_rem_fault nd_params[PARAM_REM_FAULT].val
#define param_adv_autoneg_cap nd_params[PARAM_ADV_AUTONEG_CAP].val
#define param_adv_pause_cap nd_params[PARAM_ADV_PAUSE_CAP].val
#define param_adv_asym_pause_cap nd_params[PARAM_ADV_ASYM_PAUSE_CAP].val
#define param_adv_1000fdx_cap nd_params[PARAM_ADV_1000FDX_CAP].val
#define param_adv_1000hdx_cap nd_params[PARAM_ADV_1000HDX_CAP].val
#define param_adv_100t4_cap nd_params[PARAM_ADV_100T4_CAP].val
#define param_adv_100fdx_cap nd_params[PARAM_ADV_100FDX_CAP].val
#define param_adv_100hdx_cap nd_params[PARAM_ADV_100HDX_CAP].val
#define param_adv_10fdx_cap nd_params[PARAM_ADV_10FDX_CAP].val
#define param_adv_10hdx_cap nd_params[PARAM_ADV_10HDX_CAP].val
#define param_adv_rem_fault nd_params[PARAM_ADV_REM_FAULT].val
#define param_lp_autoneg_cap nd_params[PARAM_LP_AUTONEG_CAP].val
#define param_lp_pause_cap nd_params[PARAM_LP_PAUSE_CAP].val
#define param_lp_asym_pause_cap nd_params[PARAM_LP_ASYM_PAUSE_CAP].val
#define param_lp_1000fdx_cap nd_params[PARAM_LP_1000FDX_CAP].val
#define param_lp_1000hdx_cap nd_params[PARAM_LP_1000HDX_CAP].val
#define param_lp_100t4_cap nd_params[PARAM_LP_100T4_CAP].val
#define param_lp_100fdx_cap nd_params[PARAM_LP_100FDX_CAP].val
#define param_lp_100hdx_cap nd_params[PARAM_LP_100HDX_CAP].val
#define param_lp_10fdx_cap nd_params[PARAM_LP_10FDX_CAP].val
#define param_lp_10hdx_cap nd_params[PARAM_LP_10HDX_CAP].val
#define param_lp_rem_fault nd_params[PARAM_LP_REM_FAULT].val
enum ioc_reply {
IOC_INVAL = -1, /* bad, NAK with EINVAL */
IOC_DONE, /* OK, reply sent */
IOC_ACK, /* OK, just send ACK */
IOC_REPLY /* OK, just send reply */
};
/*
* For s/w context extraction from a tx frame
*/
#define TX_CXT_SUCCESS 0
#define TX_CXT_E_LSO_CSUM (-1)
#define TX_CXT_E_ETHER_TYPE (-2)
#define DMA_SYNC(area, flag) ((void) ddi_dma_sync((area)->dma_handle, \
0, 0, (flag)))
/*
* Defined for ring index operations
* ASSERT(index < limit)
* ASSERT(step < limit)
* ASSERT(index1 < limit)
* ASSERT(index2 < limit)
*/
#define NEXT_INDEX(index, step, limit) (((index) + (step)) < (limit) ? \
(index) + (step) : (index) + (step) - (limit))
#define PREV_INDEX(index, step, limit) ((index) >= (step) ? \
(index) - (step) : (index) + (limit) - (step))
#define OFFSET(index1, index2, limit) ((index1) <= (index2) ? \
(index2) - (index1) : (index2) + (limit) - (index1))
#define LINK_LIST_INIT(_LH) \
(_LH)->head = (_LH)->tail = NULL
#define LIST_GET_HEAD(_LH) ((single_link_t *)((_LH)->head))
#define LIST_POP_HEAD(_LH) \
(single_link_t *)(_LH)->head; \
{ \
if ((_LH)->head != NULL) { \
(_LH)->head = (_LH)->head->link; \
if ((_LH)->head == NULL) \
(_LH)->tail = NULL; \
} \
}
#define LIST_GET_TAIL(_LH) ((single_link_t *)((_LH)->tail))
#define LIST_PUSH_TAIL(_LH, _E) \
if ((_LH)->tail != NULL) { \
(_LH)->tail->link = (single_link_t *)(_E); \
(_LH)->tail = (single_link_t *)(_E); \
} else { \
(_LH)->head = (_LH)->tail = (single_link_t *)(_E); \
} \
(_E)->link = NULL;
#define LIST_GET_NEXT(_LH, _E) \
(((_LH)->tail == (single_link_t *)(_E)) ? \
NULL : ((single_link_t *)(_E))->link)
typedef struct single_link {
struct single_link *link;
} single_link_t;
typedef struct link_list {
single_link_t *head;
single_link_t *tail;
} link_list_t;
/*
* Property lookups
*/
#define IGB_PROP_EXISTS(d, n) ddi_prop_exists(DDI_DEV_T_ANY, (d), \
DDI_PROP_DONTPASS, (n))
#define IGB_PROP_GET_INT(d, n) ddi_prop_get_int(DDI_DEV_T_ANY, (d), \
DDI_PROP_DONTPASS, (n), -1)
/* capability/feature flags */
#define IGB_FLAG_HAS_DCA (1 << 0) /* has Direct Cache Access */
#define IGB_FLAG_VMDQ_POOL (1 << 1) /* has vmdq capability */
#define IGB_FLAG_NEED_CTX_IDX (1 << 2) /* context descriptor needs index */
/* function pointer for nic-specific functions */
typedef void (*igb_nic_func_t)(struct igb *);
/* adapter-specific info for each supported device type */
typedef struct adapter_info {
/* limits */
uint32_t max_rx_que_num; /* maximum number of rx queues */
uint32_t min_rx_que_num; /* minimum number of rx queues */
uint32_t def_rx_que_num; /* default number of rx queues */
uint32_t max_tx_que_num; /* maximum number of tx queues */
uint32_t min_tx_que_num; /* minimum number of tx queues */
uint32_t def_tx_que_num; /* default number of tx queues */
uint32_t max_intr_throttle; /* maximum interrupt throttle */
uint32_t min_intr_throttle; /* minimum interrupt throttle */
uint32_t def_intr_throttle; /* default interrupt throttle */
/* function pointers */
igb_nic_func_t enable_intr; /* enable adapter interrupts */
igb_nic_func_t setup_msix; /* set up msi-x vectors */
/* capabilities */
uint32_t flags; /* capability flags */
uint32_t rxdctl_mask; /* mask for RXDCTL register */
} adapter_info_t;
/*
* Named Data (ND) Parameter Management Structure
*/
typedef struct {
struct igb *private;
uint32_t info;
uint32_t min;
uint32_t max;
uint32_t val;
char *name;
} nd_param_t;
/*
* NDD parameter indexes, divided into:
*
* read-only parameters describing the hardware's capabilities
* read-write parameters controlling the advertised capabilities
* read-only parameters describing the partner's capabilities
* read-write parameters controlling the force speed and duplex
* read-only parameters describing the link state
* read-only parameters describing the driver properties
* read-write parameters controlling the driver properties
*/
enum {
PARAM_AUTONEG_CAP,
PARAM_PAUSE_CAP,
PARAM_ASYM_PAUSE_CAP,
PARAM_1000FDX_CAP,
PARAM_1000HDX_CAP,
PARAM_100T4_CAP,
PARAM_100FDX_CAP,
PARAM_100HDX_CAP,
PARAM_10FDX_CAP,
PARAM_10HDX_CAP,
PARAM_REM_FAULT,
PARAM_ADV_AUTONEG_CAP,
PARAM_ADV_PAUSE_CAP,
PARAM_ADV_ASYM_PAUSE_CAP,
PARAM_ADV_1000FDX_CAP,
PARAM_ADV_1000HDX_CAP,
PARAM_ADV_100T4_CAP,
PARAM_ADV_100FDX_CAP,
PARAM_ADV_100HDX_CAP,
PARAM_ADV_10FDX_CAP,
PARAM_ADV_10HDX_CAP,
PARAM_ADV_REM_FAULT,
PARAM_LP_AUTONEG_CAP,
PARAM_LP_PAUSE_CAP,
PARAM_LP_ASYM_PAUSE_CAP,
PARAM_LP_1000FDX_CAP,
PARAM_LP_1000HDX_CAP,
PARAM_LP_100T4_CAP,
PARAM_LP_100FDX_CAP,
PARAM_LP_100HDX_CAP,
PARAM_LP_10FDX_CAP,
PARAM_LP_10HDX_CAP,
PARAM_LP_REM_FAULT,
PARAM_LINK_STATUS,
PARAM_LINK_SPEED,
PARAM_LINK_DUPLEX,
PARAM_COUNT
};
typedef union igb_ether_addr {
struct {
uint32_t high;
uint32_t low;
} reg;
struct {
uint8_t set;
uint8_t group_index;
uint8_t addr[ETHERADDRL];
} mac;
} igb_ether_addr_t;
typedef enum {
USE_NONE,
USE_COPY,
USE_DMA
} tx_type_t;
typedef enum {
RCB_FREE,
RCB_SENDUP
} rcb_state_t;
typedef struct tx_context {
uint32_t hcksum_flags;
uint32_t ip_hdr_len;
uint32_t mac_hdr_len;
uint32_t l4_proto;
uint32_t mss;
uint32_t l4_hdr_len;
boolean_t lso_flag;
} tx_context_t;
/* Hold address/length of each DMA segment */
typedef struct sw_desc {
uint64_t address;
size_t length;
} sw_desc_t;
/* Handles and addresses of DMA buffer */
typedef struct dma_buffer {
caddr_t address; /* Virtual address */
uint64_t dma_address; /* DMA (Hardware) address */
ddi_acc_handle_t acc_handle; /* Data access handle */
ddi_dma_handle_t dma_handle; /* DMA handle */
size_t size; /* Buffer size */
size_t len; /* Data length in the buffer */
} dma_buffer_t;
/*
* Tx Control Block
*/
typedef struct tx_control_block {
single_link_t link;
uint32_t frag_num;
uint32_t desc_num;
mblk_t *mp;
tx_type_t tx_type;
ddi_dma_handle_t tx_dma_handle;
dma_buffer_t tx_buf;
sw_desc_t desc[MAX_COOKIE];
} tx_control_block_t;
/*
* RX Control Block
*/
typedef struct rx_control_block {
mblk_t *mp;
rcb_state_t state;
dma_buffer_t rx_buf;
frtn_t free_rtn;
struct igb_rx_ring *rx_ring;
} rx_control_block_t;
/*
* Software Data Structure for Tx Ring
*/
typedef struct igb_tx_ring {
uint32_t index; /* Ring index */
uint32_t intr_vector; /* Interrupt vector index */
/*
* Mutexes
*/
kmutex_t tx_lock;
kmutex_t recycle_lock;
kmutex_t tcb_head_lock;
kmutex_t tcb_tail_lock;
/*
* Tx descriptor ring definitions
*/
dma_buffer_t tbd_area;
union e1000_adv_tx_desc *tbd_ring;
uint32_t tbd_head; /* Index of next tbd to recycle */
uint32_t tbd_tail; /* Index of next tbd to transmit */
uint32_t tbd_free; /* Number of free tbd */
/*
* Tx control block list definitions
*/
tx_control_block_t *tcb_area;
tx_control_block_t **work_list;
tx_control_block_t **free_list;
uint32_t tcb_head; /* Head index of free list */
uint32_t tcb_tail; /* Tail index of free list */
uint32_t tcb_free; /* Number of free tcb in free list */
uint32_t *tbd_head_wb; /* Head write-back */
uint32_t (*tx_recycle)(struct igb_tx_ring *);
/*
* s/w context structure for TCP/UDP checksum offload and LSO.
*/
tx_context_t tx_context;
/*
* Tx ring settings and status
*/
uint32_t ring_size; /* Tx descriptor ring size */
uint32_t free_list_size; /* Tx free list size */
uint32_t copy_thresh;
uint32_t recycle_thresh;
uint32_t overload_thresh;
uint32_t resched_thresh;
boolean_t reschedule;
uint32_t recycle_fail;
uint32_t stall_watchdog;
#ifdef IGB_DEBUG
/*
* Debug statistics
*/
uint32_t stat_overload;
uint32_t stat_fail_no_tbd;
uint32_t stat_fail_no_tcb;
uint32_t stat_fail_dma_bind;
uint32_t stat_reschedule;
uint32_t stat_pkt_cnt;
#endif
/*
* Pointer to the igb struct
*/
struct igb *igb;
mac_ring_handle_t ring_handle; /* call back ring handle */
} igb_tx_ring_t;
/*
* Software Receive Ring
*/
typedef struct igb_rx_ring {
uint32_t index; /* Ring index */
uint32_t intr_vector; /* Interrupt vector index */
/*
* Mutexes
*/
kmutex_t rx_lock; /* Rx access lock */
kmutex_t recycle_lock; /* Recycle lock, for rcb_tail */
/*
* Rx descriptor ring definitions
*/
dma_buffer_t rbd_area; /* DMA buffer of rx desc ring */
union e1000_adv_rx_desc *rbd_ring; /* Rx desc ring */
uint32_t rbd_next; /* Index of next rx desc */
/*
* Rx control block list definitions
*/
rx_control_block_t *rcb_area;
rx_control_block_t **work_list; /* Work list of rcbs */
rx_control_block_t **free_list; /* Free list of rcbs */
uint32_t rcb_head; /* Index of next free rcb */
uint32_t rcb_tail; /* Index to put recycled rcb */
uint32_t rcb_free; /* Number of free rcbs */
/*
* Rx ring settings and status
*/
uint32_t ring_size; /* Rx descriptor ring size */
uint32_t free_list_size; /* Rx free list size */
uint32_t limit_per_intr; /* Max packets per interrupt */
uint32_t copy_thresh;
#ifdef IGB_DEBUG
/*
* Debug statistics
*/
uint32_t stat_frame_error;
uint32_t stat_cksum_error;
uint32_t stat_exceed_pkt;
uint32_t stat_pkt_cnt;
#endif
struct igb *igb; /* Pointer to igb struct */
mac_ring_handle_t ring_handle; /* call back ring handle */
uint32_t group_index; /* group index */
uint64_t ring_gen_num;
} igb_rx_ring_t;
/*
* Software Receive Ring Group
*/
typedef struct igb_rx_group {
uint32_t index; /* Group index */
mac_group_handle_t group_handle; /* call back group handle */
struct igb *igb; /* Pointer to igb struct */
} igb_rx_group_t;
typedef struct igb {
int instance;
mac_handle_t mac_hdl;
dev_info_t *dip;
struct e1000_hw hw;
struct igb_osdep osdep;
adapter_info_t *capab; /* adapter capabilities */
uint32_t igb_state;
link_state_t link_state;
uint32_t link_speed;
uint32_t link_duplex;
uint32_t link_down_timeout;
uint32_t reset_count;
uint32_t attach_progress;
uint32_t loopback_mode;
uint32_t max_frame_size;
uint32_t dout_sync;
uint32_t mr_enable; /* Enable multiple rings */
uint32_t vmdq_mode; /* Mode of VMDq */
/*
* Receive Rings and Groups
*/
igb_rx_ring_t *rx_rings; /* Array of rx rings */
uint32_t num_rx_rings; /* Number of rx rings in use */
uint32_t rx_ring_size; /* Rx descriptor ring size */
uint32_t rx_buf_size; /* Rx buffer size */
igb_rx_group_t *rx_groups; /* Array of rx groups */
uint32_t num_rx_groups; /* Number of rx groups in use */
/*
* Transmit Rings
*/
igb_tx_ring_t *tx_rings; /* Array of tx rings */
uint32_t num_tx_rings; /* Number of tx rings in use */
uint32_t tx_ring_size; /* Tx descriptor ring size */
uint32_t tx_buf_size; /* Tx buffer size */
boolean_t tx_head_wb_enable; /* Tx head wrtie-back */
boolean_t tx_hcksum_enable; /* Tx h/w cksum offload */
boolean_t lso_enable; /* Large Segment Offload */
uint32_t tx_copy_thresh; /* Tx copy threshold */
uint32_t tx_recycle_thresh; /* Tx recycle threshold */
uint32_t tx_overload_thresh; /* Tx overload threshold */
uint32_t tx_resched_thresh; /* Tx reschedule threshold */
boolean_t rx_hcksum_enable; /* Rx h/w cksum offload */
uint32_t rx_copy_thresh; /* Rx copy threshold */
uint32_t rx_limit_per_intr; /* Rx pkts per interrupt */
uint32_t intr_throttling[MAX_NUM_EITR];
uint32_t intr_force;
int intr_type;
int intr_cnt;
int intr_cap;
size_t intr_size;
uint_t intr_pri;
ddi_intr_handle_t *htable;
uint32_t eims_mask;
uint32_t ims_mask;
kmutex_t gen_lock; /* General lock for device access */
kmutex_t watchdog_lock;
boolean_t watchdog_enable;
boolean_t watchdog_start;
timeout_id_t watchdog_tid;
boolean_t unicst_init;
uint32_t unicst_avail;
uint32_t unicst_total;
igb_ether_addr_t unicst_addr[MAX_NUM_UNICAST_ADDRESSES];
uint32_t mcast_count;
uint32_t mcast_alloc_count;
uint32_t mcast_max_num;
struct ether_addr *mcast_table;
/*
* Kstat definitions
*/
kstat_t *igb_ks;
/*
* NDD definitions
*/
caddr_t nd_data;
nd_param_t nd_params[PARAM_COUNT];
/*
* FMA capabilities
*/
int fm_capabilities;
ulong_t page_size;
} igb_t;
typedef struct igb_stat {
kstat_named_t link_speed; /* Link Speed */
kstat_named_t reset_count; /* Reset Count */
kstat_named_t dout_sync; /* DMA out of sync */
#ifdef IGB_DEBUG
kstat_named_t rx_frame_error; /* Rx Error in Packet */
kstat_named_t rx_cksum_error; /* Rx Checksum Error */
kstat_named_t rx_exceed_pkt; /* Rx Exceed Max Pkt Count */
kstat_named_t tx_overload; /* Tx Desc Ring Overload */
kstat_named_t tx_fail_no_tcb; /* Tx Fail Freelist Empty */
kstat_named_t tx_fail_no_tbd; /* Tx Fail Desc Ring Empty */
kstat_named_t tx_fail_dma_bind; /* Tx Fail DMA bind */
kstat_named_t tx_reschedule; /* Tx Reschedule */
kstat_named_t gprc; /* Good Packets Received Count */
kstat_named_t gptc; /* Good Packets Xmitted Count */
kstat_named_t gor; /* Good Octets Received Count */
kstat_named_t got; /* Good Octets Xmitd Count */
kstat_named_t prc64; /* Packets Received - 64b */
kstat_named_t prc127; /* Packets Received - 65-127b */
kstat_named_t prc255; /* Packets Received - 127-255b */
kstat_named_t prc511; /* Packets Received - 256-511b */
kstat_named_t prc1023; /* Packets Received - 511-1023b */
kstat_named_t prc1522; /* Packets Received - 1024-1522b */
kstat_named_t ptc64; /* Packets Xmitted (64b) */
kstat_named_t ptc127; /* Packets Xmitted (64-127b) */
kstat_named_t ptc255; /* Packets Xmitted (128-255b) */
kstat_named_t ptc511; /* Packets Xmitted (255-511b) */
kstat_named_t ptc1023; /* Packets Xmitted (512-1023b) */
kstat_named_t ptc1522; /* Packets Xmitted (1024-1522b */
#endif
kstat_named_t crcerrs; /* CRC Error Count */
kstat_named_t symerrs; /* Symbol Error Count */
kstat_named_t mpc; /* Missed Packet Count */
kstat_named_t scc; /* Single Collision Count */
kstat_named_t ecol; /* Excessive Collision Count */
kstat_named_t mcc; /* Multiple Collision Count */
kstat_named_t latecol; /* Late Collision Count */
kstat_named_t colc; /* Collision Count */
kstat_named_t dc; /* Defer Count */
kstat_named_t sec; /* Sequence Error Count */
kstat_named_t rlec; /* Receive Length Error Count */
kstat_named_t xonrxc; /* XON Received Count */
kstat_named_t xontxc; /* XON Xmitted Count */
kstat_named_t xoffrxc; /* XOFF Received Count */
kstat_named_t xofftxc; /* Xoff Xmitted Count */
kstat_named_t fcruc; /* Unknown Flow Conrol Packet Rcvd Count */
kstat_named_t bprc; /* Broadcasts Pkts Received Count */
kstat_named_t mprc; /* Multicast Pkts Received Count */
kstat_named_t rnbc; /* Receive No Buffers Count */
kstat_named_t ruc; /* Receive Undersize Count */
kstat_named_t rfc; /* Receive Frag Count */
kstat_named_t roc; /* Receive Oversize Count */
kstat_named_t rjc; /* Receive Jabber Count */
kstat_named_t tor; /* Total Octets Recvd Count */
kstat_named_t tot; /* Total Octets Xmted Count */
kstat_named_t tpr; /* Total Packets Received */
kstat_named_t tpt; /* Total Packets Xmitted */
kstat_named_t mptc; /* Multicast Packets Xmited Count */
kstat_named_t bptc; /* Broadcast Packets Xmited Count */
kstat_named_t algnerrc; /* Alignment Error count */
kstat_named_t rxerrc; /* Rx Error Count */
kstat_named_t tncrs; /* Transmit with no CRS */
kstat_named_t cexterr; /* Carrier Extension Error count */
kstat_named_t tsctc; /* TCP seg contexts xmit count */
kstat_named_t tsctfc; /* TCP seg contexts xmit fail count */
} igb_stat_t;
/*
* Function prototypes in e1000_osdep.c
*/
void e1000_write_pci_cfg(struct e1000_hw *, uint32_t, uint16_t *);
void e1000_read_pci_cfg(struct e1000_hw *, uint32_t, uint16_t *);
int32_t e1000_read_pcie_cap_reg(struct e1000_hw *, uint32_t, uint16_t *);
int32_t e1000_write_pcie_cap_reg(struct e1000_hw *, uint32_t, uint16_t *);
void e1000_rar_clear(struct e1000_hw *, uint32_t);
void e1000_rar_set_vmdq(struct e1000_hw *, const uint8_t *, uint32_t,
uint32_t, uint8_t);
/*
* Function prototypes in igb_buf.c
*/
int igb_alloc_dma(igb_t *);
void igb_free_dma(igb_t *);
/*
* Function prototypes in igb_main.c
*/
int igb_start(igb_t *);
void igb_stop(igb_t *);
int igb_setup_link(igb_t *, boolean_t);
int igb_unicst_find(igb_t *, const uint8_t *);
int igb_unicst_set(igb_t *, const uint8_t *, int);
int igb_multicst_add(igb_t *, const uint8_t *);
int igb_multicst_remove(igb_t *, const uint8_t *);
enum ioc_reply igb_loopback_ioctl(igb_t *, struct iocblk *, mblk_t *);
void igb_enable_watchdog_timer(igb_t *);
void igb_disable_watchdog_timer(igb_t *);
int igb_atomic_reserve(uint32_t *, uint32_t);
int igb_check_acc_handle(ddi_acc_handle_t);
int igb_check_dma_handle(ddi_dma_handle_t);
void igb_fm_ereport(igb_t *, char *);
void igb_set_fma_flags(int);
/*
* Function prototypes in igb_gld.c
*/
int igb_m_start(void *);
void igb_m_stop(void *);
int igb_m_promisc(void *, boolean_t);
int igb_m_multicst(void *, boolean_t, const uint8_t *);
int igb_m_unicst(void *, const uint8_t *);
int igb_m_stat(void *, uint_t, uint64_t *);
void igb_m_resources(void *);
void igb_m_ioctl(void *, queue_t *, mblk_t *);
boolean_t igb_m_getcapab(void *, mac_capab_t, void *);
void igb_fill_ring(void *, mac_ring_type_t, const int, const int,
mac_ring_info_t *, mac_ring_handle_t);
void igb_fill_group(void *arg, mac_ring_type_t, const int,
mac_group_info_t *, mac_group_handle_t);
int igb_rx_ring_intr_enable(mac_intr_handle_t);
int igb_rx_ring_intr_disable(mac_intr_handle_t);
/*
* Function prototypes in igb_rx.c
*/
mblk_t *igb_rx(igb_rx_ring_t *, int);
void igb_rx_recycle(caddr_t arg);
/*
* Function prototypes in igb_tx.c
*/
void igb_free_tcb(tx_control_block_t *);
void igb_put_free_list(igb_tx_ring_t *, link_list_t *);
uint32_t igb_tx_recycle_legacy(igb_tx_ring_t *);
uint32_t igb_tx_recycle_head_wb(igb_tx_ring_t *);
/*
* Function prototypes in igb_log.c
*/
void igb_notice(void *, const char *, ...);
void igb_log(void *, const char *, ...);
void igb_error(void *, const char *, ...);
/*
* Function prototypes in igb_ndd.c
*/
int igb_nd_init(igb_t *);
void igb_nd_cleanup(igb_t *);
enum ioc_reply igb_nd_ioctl(igb_t *, queue_t *, mblk_t *, struct iocblk *);
/*
* Function prototypes in igb_stat.c
*/
int igb_init_stats(igb_t *);
mblk_t *igb_rx_ring_poll(void *, int);
mblk_t *igb_tx_ring_send(void *, mblk_t *);
#ifdef __cplusplus
}
#endif
#endif /* _IGB_SW_H */