struct vnet_sw_interface_t;
struct ip46_address_t;
+typedef enum
+{
+ VNET_HW_INTERFACE_RX_MODE_UNKNOWN,
+ VNET_HW_INTERFACE_RX_MODE_POLLING,
+ VNET_HW_INTERFACE_RX_MODE_INTERRUPT,
+ VNET_HW_INTERFACE_RX_MODE_ADAPTIVE,
+ VNET_HW_INTERFACE_RX_MODE_DEFAULT,
+ VNET_HW_INTERFACE_NUM_RX_MODES,
+} vnet_hw_interface_rx_mode;
+
/* Interface up/down callback. */
typedef clib_error_t *(vnet_interface_function_t)
(struct vnet_main_t * vnm, u32 if_index, u32 flags);
/* Interface set mac address callback. */
typedef clib_error_t *(vnet_interface_set_mac_address_function_t)
- (struct vnet_hw_interface_t * hi, char *address);
+ (struct vnet_hw_interface_t * hi,
+ const u8 * old_address, const u8 * new_address);
+
+/* Interface set rx mode callback. */
+typedef clib_error_t *(vnet_interface_set_rx_mode_function_t)
+ (struct vnet_main_t * vnm, u32 if_index, u32 queue_id,
+ vnet_hw_interface_rx_mode mode);
+
+/* Interface set l2 mode callback. */
+typedef clib_error_t *(vnet_interface_set_l2_mode_function_t)
+ (struct vnet_main_t * vnm, struct vnet_hw_interface_t * hi,
+ i32 l2_if_adjust);
+
+typedef enum
+{
+ VNET_FLOW_DEV_OP_ADD_FLOW,
+ VNET_FLOW_DEV_OP_DEL_FLOW,
+ VNET_FLOW_DEV_OP_GET_COUNTER,
+ VNET_FLOW_DEV_OP_RESET_COUNTER,
+} vnet_flow_dev_op_t;
+
+/* Interface flow operations callback. */
+typedef int (vnet_flow_dev_ops_function_t) (struct vnet_main_t * vnm,
+ vnet_flow_dev_op_t op,
+ u32 hw_if_index, u32 index,
+ uword * private_data);
typedef enum vnet_interface_function_priority_t_
{
clib_error_t *(*fp) (struct vnet_main_t * vnm, u32 if_index, u32 flags);
} _vnet_interface_function_list_elt_t;
-#define _VNET_INTERFACE_FUNCTION_DECL(f,tag) \
- \
-static void __vnet_interface_function_init_##tag##_##f (void) \
- __attribute__((__constructor__)) ; \
- \
-static void __vnet_interface_function_init_##tag##_##f (void) \
-{ \
- vnet_main_t * vnm = vnet_get_main(); \
- static _vnet_interface_function_list_elt_t init_function; \
- init_function.next_interface_function = \
- vnm->tag##_functions[VNET_ITF_FUNC_PRIORITY_LOW]; \
- vnm->tag##_functions[VNET_ITF_FUNC_PRIORITY_LOW] = &init_function; \
- init_function.fp = (void *) &f; \
-}
-
+#ifndef CLIB_MARCH_VARIANT
#define _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,p) \
\
static void __vnet_interface_function_init_##tag##_##f (void) \
init_function.next_interface_function = vnm->tag##_functions[p]; \
vnm->tag##_functions[p] = &init_function; \
init_function.fp = (void *) &f; \
+} \
+static void __vnet_interface_function_deinit_##tag##_##f (void) \
+ __attribute__((__destructor__)) ; \
+ \
+static void __vnet_interface_function_deinit_##tag##_##f (void) \
+{ \
+ vnet_main_t * vnm = vnet_get_main(); \
+ _vnet_interface_function_list_elt_t *next; \
+ if (vnm->tag##_functions[p]->fp == (void *) &f) \
+ { \
+ vnm->tag##_functions[p] = \
+ vnm->tag##_functions[p]->next_interface_function; \
+ return; \
+ } \
+ next = vnm->tag##_functions[p]; \
+ while (next->next_interface_function) \
+ { \
+ if (next->next_interface_function->fp == (void *) &f) \
+ { \
+ next->next_interface_function = \
+ next->next_interface_function->next_interface_function; \
+ return; \
+ } \
+ next = next->next_interface_function; \
+ } \
}
+#else
+/* create unused pointer to silence compiler warnings and get whole
+ function optimized out */
+#define _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,p) \
+static __clib_unused void * __clib_unused_##f = f;
+#endif
+
+#define _VNET_INTERFACE_FUNCTION_DECL(f,tag) \
+ _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,VNET_ITF_FUNC_PRIORITY_LOW)
#define VNET_HW_INTERFACE_ADD_DEL_FUNCTION(f) \
_VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_add_del)
#define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION(f) \
_VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_link_up_down)
-#define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION_PRIO(f,p) \
+#define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION_PRIO(f,p) \
_VNET_INTERFACE_FUNCTION_DECL_PRIO(f,hw_interface_link_up_down,p)
+#define VNET_SW_INTERFACE_MTU_CHANGE_FUNCTION(f) \
+ _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_mtu_change)
#define VNET_SW_INTERFACE_ADD_DEL_FUNCTION(f) \
_VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_add_del)
#define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION(f) \
/* Function to call when sub-interface is added/deleted */
vnet_subif_add_del_function_t *subif_add_del_function;
+ /* Function to call interface rx mode is changed */
+ vnet_interface_set_rx_mode_function_t *rx_mode_change_function;
+
+ /* Function to call interface l2 mode is changed */
+ vnet_interface_set_l2_mode_function_t *set_l2_mode_function;
+
/* Redistribute flag changes/existence of this interface class. */
u32 redistribute;
/* Transmit function. */
vlib_node_function_t *tx_function;
+ /* Transmit function candidate registration with priority */
+ vlib_node_fn_registration_t *tx_fn_registrations;
+
/* Error strings indexed by error code for this node. */
char **tx_function_error_strings;
int (*name_renumber) (struct vnet_hw_interface_t * hi,
u32 new_dev_instance);
+ /* Interface flow offload operations */
+ vnet_flow_dev_ops_function_t *flow_ops_function;
+
/* Format device instance as name. */
format_function_t *format_device_name;
/* Trace buffer format for TX function. */
format_function_t *format_tx_trace;
+ /* Format flow offload entry */
+ format_function_t *format_flow;
+
/* Function to clear hardware counters for device. */
void (*clear_counters) (u32 dev_class_instance);
/* Link-list of all device classes set up by constructors created below */
struct _vnet_device_class *next_class_registration;
- /* Splice vnet_interface_output_node into TX path */
- u8 flatten_output_chains;
-
/* Function to set mac address. */
vnet_interface_set_mac_address_function_t *mac_addr_change_function;
} vnet_device_class_t;
+#ifndef CLIB_MARCH_VARIANT
#define VNET_DEVICE_CLASS(x,...) \
__VA_ARGS__ vnet_device_class_t x; \
static void __vnet_add_device_class_registration_##x (void) \
x.next_class_registration = vnm->device_class_registrations; \
vnm->device_class_registrations = &x; \
} \
+static void __vnet_rm_device_class_registration_##x (void) \
+ __attribute__((__destructor__)) ; \
+static void __vnet_rm_device_class_registration_##x (void) \
+{ \
+ vnet_main_t * vnm = vnet_get_main(); \
+ VLIB_REMOVE_FROM_LINKED_LIST (vnm->device_class_registrations, \
+ &x, next_class_registration); \
+} \
__VA_ARGS__ vnet_device_class_t x
+#else
+/* create unused pointer to silence compiler warnings and get whole
+ function optimized out */
+#define VNET_DEVICE_CLASS(x,...) \
+static __clib_unused vnet_device_class_t __clib_unused_##x
+#endif
+
+#define VNET_DEVICE_CLASS_TX_FN(devclass) \
+uword CLIB_MARCH_SFX (devclass##_tx_fn)(); \
+static vlib_node_fn_registration_t \
+ CLIB_MARCH_SFX(devclass##_tx_fn_registration) = \
+ { .function = &CLIB_MARCH_SFX (devclass##_tx_fn), }; \
+ \
+static void __clib_constructor \
+CLIB_MARCH_SFX (devclass##_tx_fn_multiarch_register) (void) \
+{ \
+ extern vnet_device_class_t devclass; \
+ vlib_node_fn_registration_t *r; \
+ r = &CLIB_MARCH_SFX (devclass##_tx_fn_registration); \
+ r->priority = CLIB_MARCH_FN_PRIORITY(); \
+ r->next_registration = devclass.tx_fn_registrations; \
+ devclass.tx_fn_registrations = r; \
+} \
+uword CLIB_CPU_OPTIMIZED CLIB_MARCH_SFX (devclass##_tx_fn)
#define VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE(arch, fn, tgt) \
uword \
[VNET_LINK_NSH] = "nsh", \
}
+#define FOR_EACH_VNET_LINK(_link) \
+ for (_link = VNET_LINK_IP4; \
+ _link <= VNET_LINK_NSH; \
+ _link++)
+
/**
* @brief Number of link types. Not part of the enum so it does not have to be included in
* switch statements
u32 sw_if_index,
vnet_link_t link_type, const void *dst_hw_address);
- /* Update an adjacecny added by FIB (as opposed to via the
+ /* Update an adjacency added by FIB (as opposed to via the
* neighbour resolution protocol). */
void (*update_adjacency) (struct vnet_main_t * vnm,
u32 sw_if_index, u32 adj_index);
x.next_class_registration = vnm->hw_interface_class_registrations; \
vnm->hw_interface_class_registrations = &x; \
} \
+static void __vnet_rm_hw_interface_class_registration_##x (void) \
+ __attribute__((__destructor__)) ; \
+static void __vnet_rm_hw_interface_class_registration_##x (void) \
+{ \
+ vnet_main_t * vnm = vnet_get_main(); \
+ VLIB_REMOVE_FROM_LINKED_LIST (vnm->hw_interface_class_registrations,\
+ &x, next_class_registration); \
+} \
__VA_ARGS__ vnet_hw_interface_class_t x
+typedef enum vnet_hw_interface_flags_t_
+{
+ VNET_HW_INTERFACE_FLAG_NONE,
+ /* Hardware link state is up. */
+ VNET_HW_INTERFACE_FLAG_LINK_UP = (1 << 0),
+ /* Hardware duplex state */
+ VNET_HW_INTERFACE_FLAG_HALF_DUPLEX = (1 << 1),
+ VNET_HW_INTERFACE_FLAG_FULL_DUPLEX = (1 << 2),
+
+ /* rx mode flags */
+ VNET_HW_INTERFACE_FLAG_SUPPORTS_INT_MODE = (1 << 16),
+
+ /* tx checksum offload */
+ VNET_HW_INTERFACE_FLAG_SUPPORTS_TX_L4_CKSUM_OFFLOAD = (1 << 17),
+} vnet_hw_interface_flags_t;
+
+#define VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT 1
+#define VNET_HW_INTERFACE_FLAG_SPEED_SHIFT 3
+#define VNET_HW_INTERFACE_FLAG_DUPLEX_MASK \
+ (VNET_HW_INTERFACE_FLAG_HALF_DUPLEX | \
+ VNET_HW_INTERFACE_FLAG_FULL_DUPLEX)
+
/* Hardware-interface. This corresponds to a physical wire
that packets flow over. */
typedef struct vnet_hw_interface_t
/* Interface name. */
u8 *name;
- u32 flags;
- /* Hardware link state is up. */
-#define VNET_HW_INTERFACE_FLAG_LINK_UP (1 << 0)
- /* Hardware duplex state */
-#define VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT 1
-#define VNET_HW_INTERFACE_FLAG_HALF_DUPLEX (1 << 1)
-#define VNET_HW_INTERFACE_FLAG_FULL_DUPLEX (1 << 2)
-#define VNET_HW_INTERFACE_FLAG_DUPLEX_MASK \
- (VNET_HW_INTERFACE_FLAG_HALF_DUPLEX | \
- VNET_HW_INTERFACE_FLAG_FULL_DUPLEX)
+ /* flags */
+ vnet_hw_interface_flags_t flags;
- /* Hardware link speed */
-#define VNET_HW_INTERFACE_FLAG_SPEED_SHIFT 3
-#define VNET_HW_INTERFACE_FLAG_SPEED_10M (1 << 3)
-#define VNET_HW_INTERFACE_FLAG_SPEED_100M (1 << 4)
-#define VNET_HW_INTERFACE_FLAG_SPEED_1G (1 << 5)
-#define VNET_HW_INTERFACE_FLAG_SPEED_10G (1 << 6)
-#define VNET_HW_INTERFACE_FLAG_SPEED_40G (1 << 7)
-#define VNET_HW_INTERFACE_FLAG_SPEED_100G (1 << 8)
-#define VNET_HW_INTERFACE_FLAG_SPEED_MASK \
- (VNET_HW_INTERFACE_FLAG_SPEED_10M | \
- VNET_HW_INTERFACE_FLAG_SPEED_100M | \
- VNET_HW_INTERFACE_FLAG_SPEED_1G | \
- VNET_HW_INTERFACE_FLAG_SPEED_10G | \
- VNET_HW_INTERFACE_FLAG_SPEED_40G | \
- VNET_HW_INTERFACE_FLAG_SPEED_100G)
-
- /* l2output node flags */
-#define VNET_HW_INTERFACE_FLAG_L2OUTPUT_SHIFT 9
-#define VNET_HW_INTERFACE_FLAG_L2OUTPUT_MAPPED (1 << 9)
+
+ /* link speed in kbps */
+ u32 link_speed;
/* Hardware address as vector. Zero (e.g. zero-length vector) if no
address for this class (e.g. PPP). */
/* Software index for this hardware interface. */
u32 sw_if_index;
+ /* Next index in interface-output node for this interface
+ used by node function vnet_per_buffer_interface_output() */
+ u32 output_node_next_index;
+
/* Maximum transmit rate for this interface in bits/sec. */
f64 max_rate_bits_per_sec;
/* Largest packet size for this interface. */
u32 max_packet_bytes;
- /* Number of extra bytes that go on the wire.
- Packet length on wire
- = max (length + per_packet_overhead_bytes, min_packet_bytes). */
- u32 per_packet_overhead_bytes;
-
- /* Receive and transmit layer 3 packet size limits (MRU/MTU). */
- u32 max_l3_packet_bytes[VLIB_N_RX_TX];
-
/* Hash table mapping sub interface id to sw_if_index. */
uword *sub_interface_sw_if_index_by_id;
u32 input_node_index;
/* input node cpu index by queue */
- u32 *input_node_cpu_index_by_queue;
+ u32 *input_node_thread_index_by_queue;
+
+ /* vnet_hw_interface_rx_mode by queue */
+ u8 *rx_mode_by_queue;
+ vnet_hw_interface_rx_mode default_rx_mode;
+
+ /* device input device_and_queue runtime index */
+ uword *dq_runtime_index_by_queue;
} vnet_hw_interface_t;
/* A sub-interface. */
VNET_SW_INTERFACE_TYPE_SUB,
+ VNET_SW_INTERFACE_TYPE_P2P,
+ VNET_SW_INTERFACE_TYPE_PIPE,
} vnet_sw_interface_type_t;
typedef struct
} eth;
} vnet_sub_interface_t;
+typedef struct
+{
+ /*
+ * Subinterface ID. A number 0-N to uniquely identify
+ * this subinterface under the main interface
+ */
+ u32 id;
+ u32 pool_index;
+ u8 client_mac[6];
+} vnet_p2p_sub_interface_t;
+
typedef enum
{
+ /* THe BVI interface */
+ VNET_FLOOD_CLASS_BVI,
/* Always flood */
VNET_FLOOD_CLASS_NORMAL,
VNET_FLOOD_CLASS_TUNNEL_MASTER,
/* Does not flood when tunnel master is in the same L2 BD */
- VNET_FLOOD_CLASS_TUNNEL_NORMAL
+ VNET_FLOOD_CLASS_TUNNEL_NORMAL,
+ /* Never flood to this type */
+ VNET_FLOOD_CLASS_NO_FLOOD,
} vnet_flood_class_t;
-/* Software-interface. This corresponds to a Ethernet VLAN, ATM vc, a
- tunnel, etc. Configuration (e.g. IP address) gets attached to
- software interface. */
-typedef struct
+/* Per protocol MTU */
+typedef enum
{
- vnet_sw_interface_type_t type:16;
+ VNET_MTU_L3, /* Default payload MTU (without L2 headers) */
+ VNET_MTU_IP4, /* Per-protocol MTUs overriding default */
+ VNET_MTU_IP6,
+ VNET_MTU_MPLS,
+ VNET_N_MTU
+} vnet_mtu_t;
- u16 flags;
- /* Interface is "up" meaning adminstratively up.
+extern vnet_mtu_t vnet_link_to_mtu (vnet_link_t link);
+
+typedef enum vnet_sw_interface_flags_t_
+{
+ VNET_SW_INTERFACE_FLAG_NONE = 0,
+ /* Interface is "up" meaning administratively up.
Up in the sense of link state being up is maintained by hardware interface. */
-#define VNET_SW_INTERFACE_FLAG_ADMIN_UP (1 << 0)
+ VNET_SW_INTERFACE_FLAG_ADMIN_UP = (1 << 0),
/* Interface is disabled for forwarding: punt all traffic to slow-path. */
-#define VNET_SW_INTERFACE_FLAG_PUNT (1 << 1)
+ VNET_SW_INTERFACE_FLAG_PUNT = (1 << 1),
+
+ VNET_SW_INTERFACE_FLAG_PROXY_ARP = (1 << 2),
+
+ VNET_SW_INTERFACE_FLAG_UNNUMBERED = (1 << 3),
+
+ VNET_SW_INTERFACE_FLAG_BOND_SLAVE = (1 << 4),
+
+ /* Interface does not appear in CLI/API */
+ VNET_SW_INTERFACE_FLAG_HIDDEN = (1 << 5),
+
+ /* Interface in ERROR state */
+ VNET_SW_INTERFACE_FLAG_ERROR = (1 << 6),
-#define VNET_SW_INTERFACE_FLAG_PROXY_ARP (1 << 2)
+ /* Interface has IP configured directed broadcast */
+ VNET_SW_INTERFACE_FLAG_DIRECTED_BCAST = (1 << 7),
-#define VNET_SW_INTERFACE_FLAG_UNNUMBERED (1 << 3)
+} __attribute__ ((packed)) vnet_sw_interface_flags_t;
-#define VNET_SW_INTERFACE_FLAG_BOND_SLAVE (1 << 4)
+/* Software-interface. This corresponds to a Ethernet VLAN, ATM vc, a
+ tunnel, etc. Configuration (e.g. IP address) gets attached to
+ software interface. */
+typedef struct
+{
+ vnet_sw_interface_type_t type:16;
-/* Interface does not appear in CLI/API */
-#define VNET_SW_INTERFACE_FLAG_HIDDEN (1 << 5)
+ vnet_sw_interface_flags_t flags;
/* Index for this interface. */
u32 sw_if_index;
u32 link_speed;
- union
- {
- /* VNET_SW_INTERFACE_TYPE_HARDWARE. */
- u32 hw_if_index;
+ /* VNET_SW_INTERFACE_TYPE_HARDWARE. */
+ u32 hw_if_index;
+
+ /* MTU for network layer (not including L2 headers) */
+ u32 mtu[VNET_N_MTU];
- /* VNET_SW_INTERFACE_TYPE_SUB. */
- vnet_sub_interface_t sub;
- };
+ /* VNET_SW_INTERFACE_TYPE_SUB. */
+ vnet_sub_interface_t sub;
+
+ /* VNET_SW_INTERFACE_TYPE_P2P. */
+ vnet_p2p_sub_interface_t p2p;
vnet_flood_class_t flood_class;
} vnet_sw_interface_t;
VNET_N_SIMPLE_INTERFACE_COUNTER = 9,
/* Combined counters. */
VNET_INTERFACE_COUNTER_RX = 0,
- VNET_INTERFACE_COUNTER_TX = 1,
- VNET_N_COMBINED_INTERFACE_COUNTER = 2,
+ VNET_INTERFACE_COUNTER_RX_UNICAST = 1,
+ VNET_INTERFACE_COUNTER_RX_MULTICAST = 2,
+ VNET_INTERFACE_COUNTER_RX_BROADCAST = 3,
+ VNET_INTERFACE_COUNTER_TX = 4,
+ VNET_INTERFACE_COUNTER_TX_UNICAST = 5,
+ VNET_INTERFACE_COUNTER_TX_MULTICAST = 6,
+ VNET_INTERFACE_COUNTER_TX_BROADCAST = 7,
+ VNET_N_COMBINED_INTERFACE_COUNTER = 8,
} vnet_interface_counter_type_t;
+#define foreach_rx_combined_interface_counter(_x) \
+ for (_x = VNET_INTERFACE_COUNTER_RX; \
+ _x <= VNET_INTERFACE_COUNTER_RX_BROADCAST; \
+ _x++)
+
+#define foreach_tx_combined_interface_counter(_x) \
+ for (_x = VNET_INTERFACE_COUNTER_TX; \
+ _x <= VNET_INTERFACE_COUNTER_TX_BROADCAST; \
+ _x++)
+
+#define foreach_simple_interface_counter_name \
+ _(DROP, drops, if) \
+ _(PUNT, punt, if) \
+ _(IP4, ip4, if) \
+ _(IP6, ip6, if) \
+ _(RX_NO_BUF, rx-no-buf, if) \
+ _(RX_MISS, rx-miss, if) \
+ _(RX_ERROR, rx-error, if) \
+ _(TX_ERROR, tx-error, if)
+
+#define foreach_combined_interface_counter_name \
+ _(RX, rx, if) \
+ _(RX_UNICAST, rx-unicast, if) \
+ _(RX_MULTICAST, rx-multicast, if) \
+ _(RX_BROADCAST, rx-broadcast, if) \
+ _(TX, tx, if) \
+ _(TX_UNICAST, tx-unicast-miss, if) \
+ _(TX_MULTICAST, tx-multicast, if) \
+ _(TX_BROADCAST, tx-broadcast, if)
+
+typedef enum
+{
+ COLLECT_SIMPLE_STATS = 0,
+ COLLECT_DETAILED_STATS = 1,
+} vnet_interface_stats_collection_mode_e;
+
+extern int collect_detailed_interface_stats_flag;
+
+static inline int
+collect_detailed_interface_stats (void)
+{
+ return collect_detailed_interface_stats_flag;
+}
+
+void collect_detailed_interface_stats_flag_set (void);
+void collect_detailed_interface_stats_flag_clear (void);
+
+
typedef struct
{
u32 output_node_index;
vnet_interface_counter_lock (vnet_interface_main_t * im)
{
if (im->sw_if_counter_lock)
- while (__sync_lock_test_and_set (im->sw_if_counter_lock, 1))
+ while (clib_atomic_test_and_set (im->sw_if_counter_lock))
/* zzzz */ ;
}
vnet_interface_counter_unlock (vnet_interface_main_t * im)
{
if (im->sw_if_counter_lock)
- *im->sw_if_counter_lock = 0;
+ clib_atomic_release (im->sw_if_counter_lock);
}
void vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add);
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