Changes between Version 62 and Version 63 of library_stdio

Timestamp:

Apr 9, 2015, 5:40:16 PM (9 years ago)

Author:

alain

Comment:

--

library_stdio

@@ -107 +107 @@
  === 6) void '''giet_coproc_channel_completed'''( unsigned int cluster_xy ,  unsigned int channel  , unsigned int* status ) ===
 This blocking function can be used to synchronize a software task with an hardware coprocessor running in DMA_NO_IRQ mode.
-It polls the status register for a given channel, and returns only when the transfer is completed. It returns in the status variable
-a zero value in case of success. It returns a non zero value in case of bus error. 
+It polls the status register for a given channel, and returns only when the transfer is completed. 
+This function exit in case of bus error (illegal memory buffer address) in case of bus error. 
  * '''cluster_xy''' cluster coordinates.
- * '''channel''' communication channel index
- * '''status''' : return value (>0 if error)
-:wq
+ * '''channel''' communication channel index.
+
  === 7) void '''giet_coproc_register_set'''( unsigned int cluster_xy ,  unsigned int reg_index ,  unsigned int value ) ===
 This function set a new value in a coprocessor specific register.