Changeset 450 for soft/giet_vm/giet_libs/stdio.c

Timestamp:

Nov 11, 2014, 4:18:38 PM (10 years ago)

Author:

alain

Message:

1) Introducing an explicit channel initialisation function in the MWMR library.
2) Defining new system calls in stdio.c to support user access to the NIC.

File:

• soft/giet_vm/giet_libs/stdio.c (modified) (1 diff)

soft/giet_vm/giet_libs/stdio.c

@@ -541 +541 @@
 //////////////////////////////////////////////////////////////////////////////////
 
-/////////////////////
-void giet_nic_alloc()
-{
-    if ( sys_call( SYSCALL_NIC_ALLOC,
-                   0, 0, 0, 0 ) ) giet_exit("error in giet_nic_alloc()");
-}
-
-///////////////////////////////////////
-void giet_nic_sync_send( void* buffer )
-{
-    if ( sys_call( SYSCALL_NIC_SYNC_SEND,
+////////////////////////
+void giet_nic_rx_alloc()
+{
+    if ( sys_call( SYSCALL_NIC_RX_ALLOC,
+                   0, 0, 0, 0 ) ) giet_exit("error in giet_nic_rx_alloc()");
+}
+
+////////////////////////
+void giet_nic_tx_alloc()
+{
+    if ( sys_call( SYSCALL_NIC_TX_ALLOC,
+                   0, 0, 0, 0 ) ) giet_exit("error in giet_nic_tx_alloc()");
+}
+
+////////////////////////
+void giet_nic_rx_start()
+{
+    if ( sys_call( SYSCALL_NIC_RX_START,
+                   0, 0, 0, 0 ) ) giet_exit("error in giet_nic_rx_start()");
+}
+
+////////////////////////
+void giet_nic_tx_start()
+{
+    if ( sys_call( SYSCALL_NIC_TX_START,
+                   0, 0, 0, 0 ) ) giet_exit("error in giet_nic_tx_start()");
+}
+
+/////////////////////////////////////
+void giet_nic_rx_move( void* buffer )
+{
+    if ( sys_call( SYSCALL_NIC_RX_MOVE,
                    (unsigned int)buffer,
-                   0, 0, 0 ) )  giet_exit("error in giet_nic_sync_send()");
-}
-
-//////////////////////////////////////////
-void giet_nic_sync_receive( void* buffer )
-{
-    if ( sys_call( SYSCALL_NIC_SYNC_RECEIVE,
+                   0, 0, 0 ) )  giet_exit("error in giet_nic_rx_move()");
+}
+
+/////////////////////////////////////
+void giet_nic_tx_move( void* buffer )
+{
+    if ( sys_call( SYSCALL_NIC_TX_MOVE,
                    (unsigned int)buffer,
-                   0, 0, 0 ) )  giet_exit("error in giet_nic_sync_receive()");
-}
+                   0, 0, 0 ) )  giet_exit("error in giet_nic_tx_move()");
+}
+
+////////////////////////
+void giet_nic_rx_stop()
+{
+    if ( sys_call( SYSCALL_NIC_RX_STOP,
+                   0, 0, 0, 0 ) ) giet_exit("error in giet_nic_rx_start()");
+}
+
+////////////////////////
+void giet_nic_tx_stop()
+{
+    if ( sys_call( SYSCALL_NIC_TX_STOP,
+                   0, 0, 0, 0 ) ) giet_exit("error in giet_nic_tx_start()");
+}
+
 
 ///////////////////////////////////////////////////////////////////////////////////