Changes between Version 36 and Version 37 of kernel_syscalls

Timestamp:

Apr 8, 2015, 10:53:34 PM (10 years ago)

Author:

alain

Comment:

--

kernel_syscalls

@@ -7 +7 @@
 The [source:soft/giet_vm/giet_kernel/sys_handler.c _syscall_vector] array contains the 64 kernel functions (syscal handlers) defined by the GIET-VM to handle system calls.
 
-== Coprocessors related sys call handlers ==
+== Coprocessors related syscall handlers ==
 
 These functions are used to access coprocessors connected to the VCI network with a ''vci_mwmr_dma'' controller.
@@ -50 +50 @@
  * '''channel''' : channel index.
 
-=== 5) int '''_sys_coproc_channel_stop'''( unsigned int  cluster_xy  ,  unsigned int  channel ) ===
-
-=== 6) int '''_sys_coproc_completed'''( unsigned int cluster_xy ) ===
-
+=== 5) int '''_sys_coproc_channel_stop'''( unsigned int  cluster_xy  ,  unsigned int coproc_type  ,  unsigned int  channel ) ===
+This function stops a specific TO_COPROC / FROM_COPROC communication channel.
+ * '''cluster_xy''' : cluster coordinates.
+ * '''coproc_type''' : coprocessor type. 
+ * '''channel''' : channel index.
+
+=== 6) int '''_sys_coproc_completed'''( unsigned int cluster_xy ,  unsigned int coproc_type ) ===
+This blocking function returns only when the 
+ * '''cluster_xy''' : cluster coordinates.
+ * '''coproc_type''' : coprocessor type. 
 
 
@@ -231 +237 @@
 
 
-