+ modified radio driver (PHY) interfaces: CSMA-CA algorithm is now pushed to radio...

[tinyos-2.x.git] / tos / lib / mac / tkn154 / TKN154_MAC.h

diff --git a/tos/lib/mac/tkn154/TKN154_MAC.h b/tos/lib/mac/tkn154/TKN154_MAC.h
index 8edccc00a2a163541aadc1eafaa3e26d020eb88e..6f1d3a90de9e0cba78bdc773c1b5d856851cf350 100644 (file)
--- a/tos/lib/mac/tkn154/TKN154_MAC.h
+++ b/tos/lib/mac/tkn154/TKN154_MAC.h
@@ -128,6 +128,8 @@ enum {
   FC2_FRAME_VERSION_MASK      = 0x30,
 };
 
+#define SYNC_POLL_CLIENT unique("PollP.client")
+#define ASSOCIATE_POLL_CLIENT unique("PollP.client")
 #define CAP_TX_CLIENT "CapQueueP.FrameTx.client"
 #define INDIRECT_TX_CLIENT "IndirectTx.client"
 #define IEEE802154_RADIO_RESOURCE "RadioRxTxP.resource"
@@ -164,16 +166,17 @@ typedef struct
   ieee154_header_t header;
   ieee154_metadata_t metadata;
 } ieee154_txcontrol_t;
+      
+typedef struct ieee154_csma {
+  uint8_t BE;                 // initial backoff exponent
+  uint8_t macMaxBE;           // maximum backoff exponent
+  uint8_t macMaxCsmaBackoffs; // maximum number of allowed backoffs
+  uint8_t NB;                 // number of backoff during current transmission
+} ieee154_csma_t;
 
 typedef struct {
   ieee154_txframe_t *frame;
-  ieee154_macMaxBE_t BE;
-  ieee154_macMaxCSMABackoffs_t allowedBackoffs;
-  ieee154_macMaxBE_t macMaxBE;
-  ieee154_macMinBE_t macMinBE;
-  uint8_t NB;
-  uint16_t backoff;
-  uint16_t backoffElapsed;
+  ieee154_csma_t csmaParams;
   uint32_t transactionTime;
 } ieee154_cap_frame_backup_t;