Changeset 437 for trunk/kernel/devices/dev_dma.c

Timestamp:

Mar 28, 2018, 2:40:29 PM (5 years ago)

Author:

alain

Message:

Fix various bugs

File:

• trunk/kernel/devices/dev_dma.c (modified) (3 diffs)

trunk/kernel/devices/dev_dma.c

@@ -2 +2 @@
  * dev_dma.c - DMA (Interrupt Controler Unit) generic device API implementation.
  *
- * Authors   Alain Greiner  (2017)
+ * Authors   Alain Greiner  (2016,2017,2018)
  *
  * Copyright (c) UPMC Sorbonne Universites
@@ -90 +90 @@
     thread_t * this = CURRENT_THREAD;
 
-    dma_dmsg("\n[DBG] %s : enters for thread %x / dst = %l /src = %l / size = %x\n",
-              __FUNCTION__ , this->trdid , dst_xp , src_xp , size );
+#if CONGIG_DEBUG_DEV_DMA
+uint32_t cycle = (uint32_t)hal_get_cycles();
+if( CONGIG_DEBUG_DEV_DMA < cycle )
+printk("\n[DBG] %s : thread %x enters / dst %l / src %l / size = %x\n",
+__FUNCTION__ , this, dst_xp, src_xp, size );
+#endif
 
     // select DMA channel corresponding to core lid
@@ -112 +116 @@
     chdev_register_command( dev_xp );
 
-    dma_dmsg("\n[DBG] %s : completes for thread %x / error = %d\n", 
-             __FUNCTION__ ,  this->trdid , this->dma_cmd.error );
+#if CONGIG_DEBUG_DEV_DMA
+cycle = (uint32_t)hal_get_cycles();
+if( CONGIG_DEBUG_DEV_DMA < cycle )
+printk("\n[DBG] %s : thread %x exit / dst %l / src %l / size = %x\n",
+__FUNCTION__ , this, dst_xp, src_xp, size );
+#endif
 
     // return I/O operation status from calling thread descriptor