Changeset 188 for trunk/kernel/devices/dev_dma.c

Timestamp:

Jul 12, 2017, 8:12:41 PM (8 years ago)

Author:

alain

Message:

Redefine the PIC device API.

File:

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

trunk/kernel/devices/dev_dma.c

@@ -40 +40 @@
 extern chdev_directory_t  chdev_dir;         // allocated in kernel_init.c
 
-extern chdev_icu_input_t  chdev_icu_input;   // allocated in kernel_init.c
-
 ////////////////////////////////////
 void dev_dma_init( chdev_t * chdev )
@@ -64 +62 @@
     }
 
-    // get DMA HWI IRQ index
-    uint32_t hwi_id = chdev_icu_input.dma[channel];
+    // bind IRQ to the core defined by the DMA channel 
+    dev_pic_bind_irq( channel , chdev );
 
-    // enable HWI IRQ in local ICU, and update  interrupt vector
-    // the selected core is defined by the DMA channel index
-    dev_icu_enable_irq( channel , HWI_TYPE , hwi_id , chdev );
+    // enable IRQ
+    dev_pic_enable_irq( channel, chdev );
 
     // create server thread
@@ -90 +87 @@
     // start server thread
     thread_unblock( XPTR( local_cxy , new_thread ) , THREAD_BLOCKED_GLOBAL );
-    
+
 } // dev_dma_init()