X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fl2%2Fl2_output.h;h=74d2829839f6aed85815d58ce77807d115977995;hb=4ba67723d;hp=9597205caed524916b3ab996e788ff0cdd323bec;hpb=cc40565b6eb3136d42fd67b57e4f0e01a5970a72;p=vpp.git

diff --git a/src/vnet/l2/l2_output.h b/src/vnet/l2/l2_output.h
index 9597205caed..74d2829839f 100644
--- a/src/vnet/l2/l2_output.h
+++ b/src/vnet/l2/l2_output.h
@@ -28,8 +28,6 @@
 typedef struct
 {
 
-  u32 feature_bitmap;
-
   /*
    * vlan tag rewrite for ingress and egress
    * ingress vtr is located here because the same config data is used for
@@ -40,9 +38,7 @@ typedef struct
   ptr_config_t input_pbb_vtr;
   ptr_config_t output_pbb_vtr;
 
-  /* some of these flags may get integrated into the feature bitmap */
-  u8 fwd_enable;
-  u8 flood_enable;
+  u32 feature_bitmap;
 
   /* split horizon group */
   u8 shg;
@@ -52,11 +48,6 @@ typedef struct
 
 } l2_output_config_t;
 
-
-/*
- * The set of next nodes for features and interface output.
- * Each output feature node should include this.
- */
 typedef struct
 {
   /*
@@ -70,15 +61,7 @@ typedef struct
    * array of next node index for each output feature, indexed
    * by l2output_feat_t. Used to determine next feature node.
    */
-  u32 feat_next_node_index[32];
-
-} l2_output_next_nodes_st;
-
-
-typedef struct
-{
-  /* Next nodes for features and output interfaces */
-  l2_output_next_nodes_st next_nodes;
+  u32 l2_out_feat_next[32];
 
   /* config vector indexed by sw_if_index */
   l2_output_config_t *configs;
@@ -88,14 +71,18 @@ typedef struct
   vnet_main_t *vnet_main;
 } l2output_main_t;
 
-l2output_main_t l2output_main;
+extern l2output_main_t l2output_main;
+
+extern vlib_node_registration_t l2output_node;
 
 /* L2 output features */
 
-/* Mappings from feature ID to graph node name */
+/* Mappings from feature ID to graph node name in reverse order */
 #define foreach_l2output_feat \
  _(OUTPUT,            "interface-output")           \
- _(SPAN,              "feature-bitmap-drop")        \
+ _(SPAN,              "span-l2-output")             \
+ _(GBP_POLICY_PORT,   "gbp-policy-port")            \
+ _(GBP_POLICY_MAC,    "gbp-policy-mac")             \
  _(CFM,               "feature-bitmap-drop")        \
  _(QOS,               "feature-bitmap-drop")        \
  _(ACL,               "l2-output-acl")              \
@@ -105,6 +92,7 @@ l2output_main_t l2output_main;
  _(STP_BLOCKED,       "feature-bitmap-drop")        \
  _(LINESTATUS_DOWN,   "feature-bitmap-drop")        \
  _(OUTPUT_CLASSIFY,   "l2-output-classify")	    \
+ _(OUTPUT_FEAT_ARC,   "l2-output-feat-arc")	    \
  _(XCRW,	      "l2-xcrw")
 
 /* Feature bitmap positions */
@@ -116,9 +104,12 @@ typedef enum
     L2OUTPUT_N_FEAT,
 } l2output_feat_t;
 
+STATIC_ASSERT (L2OUTPUT_N_FEAT <= 32, "too many l2 output features");
+
 /* Feature bit masks */
 typedef enum
 {
+  L2OUTPUT_FEAT_NONE = 0,
 #define _(sym,str) L2OUTPUT_FEAT_##sym = (1<<L2OUTPUT_FEAT_##sym##_BIT),
   foreach_l2output_feat
 #undef _
@@ -130,7 +121,7 @@ _(EFP_DROP,     "L2 EFP filter pre-rewrite drops")	\
 _(VTR_DROP,     "L2 output tag rewrite drops")		\
 _(SHG_DROP,     "L2 split horizon drops")		\
 _(DROP,         "L2 output drops")			\
-_(MAPPING_DROP, "L2 Output interface mapping in progress")
+_(MAPPING_DROP, "L2 Output interface not valid")
 
 typedef enum
 {
@@ -150,6 +141,8 @@ typedef enum
 /* Return an array of strings containing graph node names of each feature */
 char **l2output_get_feat_names (void);
 
+/* arg0 - u32 feature_bitmap, arg1 - u32 verbose */
+u8 *format_l2_output_features (u8 * s, va_list * args);
 
 /**
  * The next set of functions is for use by output feature graph nodes.
@@ -159,133 +152,17 @@ char **l2output_get_feat_names (void);
  */
 
 /* Create a mapping to the output graph node for the given sw_if_index */
-u32 l2output_create_output_node_mapping (vlib_main_t * vlib_main, vnet_main_t * vnet_main, u32 node_index,	/* index of current node */
-					 u32 * output_node_index_vec,
-					 u32 sw_if_index);
-
-/* Initialize the next node mapping table */
-always_inline void
-l2output_init_output_node_vec (u32 ** output_node_index_vec)
-{
-
-  /*
-   * Size it at 100 sw_if_indexes initially
-   * Uninitialized mappings are set to ~0
-   */
-  vec_validate_init_empty (*output_node_index_vec, 100, ~0);
-}
-
-
-/**
- *  Get a mapping from the output node mapping table,
- * creating the entry if necessary.
- */
-always_inline u32
-l2output_get_output_node (vlib_main_t * vlib_main, vnet_main_t * vnet_main, u32 node_index,	/* index of current node */
-			  u32 sw_if_index, u32 ** output_node_index_vec)	/* may be updated */
-{
-  u32 next;			/* index of next graph node */
-
-  /* Insure the vector is big enough */
-  vec_validate_init_empty (*output_node_index_vec, sw_if_index, ~0);
-
-  /* Get the mapping for the sw_if_index */
-  next = vec_elt (*output_node_index_vec, sw_if_index);
-
-  if (next == ~0)
-    {
-      /* Mapping doesn't exist so create it */
-      next = l2output_create_output_node_mapping (vlib_main,
-						  vnet_main,
-						  node_index,
-						  *output_node_index_vec,
-						  sw_if_index);
-    }
-
-  return next;
-}
-
-
-/** Determine the next L2 node based on the output feature bitmap */
-always_inline void
-l2_output_dispatch (vlib_main_t * vlib_main,
-		    vnet_main_t * vnet_main,
-		    vlib_node_runtime_t * node,
-		    u32 node_index,
-		    u32 * cached_sw_if_index,
-		    u32 * cached_next_index,
-		    l2_output_next_nodes_st * next_nodes,
-		    vlib_buffer_t * b0,
-		    u32 sw_if_index, u32 feature_bitmap, u32 * next0)
-{
-  /*
-   * The output feature bitmap always have at least the output feature bit set
-   * for a normal L2 interface (or all 0's if the interface is changed from L2
-   * to L3 mode). So if next_nodes specified is that from the l2-output node and
-   * the bitmap is all clear except output feature bit, we know there is no more
-   * feature and will fall through to output packet. If next_nodes is from a L2
-   * output feature node (and not l2-output), we always want to get the node for
-   * the next L2 output feature, including the last feature being interface-
-   * output node to output packet.
-   */
-  if ((next_nodes != &l2output_main.next_nodes)
-      || ((feature_bitmap & ~L2OUTPUT_FEAT_OUTPUT) != 0))
-    {
-      /* There are some features to execute */
-      ASSERT (feature_bitmap != 0);
-
-      /* Save bitmap for the next feature graph nodes */
-      vnet_buffer (b0)->l2.feature_bitmap = feature_bitmap;
-
-      /* Determine the next node */
-      *next0 =
-	feat_bitmap_get_next_node_index (next_nodes->feat_next_node_index,
-					 feature_bitmap);
-    }
-  else
-    {
-      /*
-       * There are no features. Send packet to TX node for sw_if_index0
-       * This is a little tricky in that the output interface next node indexes
-       * are not precomputed at init time.
-       */
-
-      if (sw_if_index == *cached_sw_if_index)
-	{
-	  /* We hit in the one-entry cache. Use it. */
-	  *next0 = *cached_next_index;
-	}
-      else
-	{
-	  /* Look up the output TX node */
-	  *next0 = l2output_get_output_node (vlib_main,
-					     vnet_main,
-					     node_index,
-					     sw_if_index,
-					     &next_nodes->output_node_index_vec);
-
-	  if (*next0 == L2OUTPUT_NEXT_DROP)
-	    {
-	      vnet_hw_interface_t *hw0;
-	      hw0 = vnet_get_sup_hw_interface (vnet_main, sw_if_index);
-
-	      if (hw0->flags & VNET_HW_INTERFACE_FLAG_L2OUTPUT_MAPPED)
-		b0->error = node->errors[L2OUTPUT_ERROR_MAPPING_DROP];
-	    }
-
-	  /* Update the one-entry cache */
-	  *cached_sw_if_index = sw_if_index;
-	  *cached_next_index = *next0;
-	}
-    }
-}
+void l2output_create_output_node_mapping (vlib_main_t * vlib_main,
+					  vnet_main_t * vnet_main,
+					  u32 sw_if_index);
 
 /** Get a pointer to the config for the given interface */
 l2_output_config_t *l2output_intf_config (u32 sw_if_index);
 
 /** Enable (or disable) the feature in the bitmap for the given interface */
 void l2output_intf_bitmap_enable (u32 sw_if_index,
-				  u32 feature_bitmap, u32 enable);
+				  l2output_feat_masks_t feature_bitmap,
+				  u32 enable);
 
 #endif