Changeset 506 for soft/giet_vm/giet_drivers/cma_driver.h

Timestamp:

Feb 10, 2015, 5:41:22 PM (9 years ago)

Author:

alain

Message:

Simplifying the CMA driver.

File:

• soft/giet_vm/giet_drivers/cma_driver.h (modified) (2 diffs)

soft/giet_vm/giet_drivers/cma_driver.h

@@ -34 +34 @@
     CHBUF_RUN           = 0,    // write-only : channel activated
     CHBUF_STATUS        = 1,    // read-only  : channel fsm state
-    CHBUF_SRC_DESC      = 2,    // read/write : source chbuf : descriptor base address
-    CHBUF_DST_DESC      = 3,    // read/write : destination chbuf : descriptor base address,
-    CHBUF_SRC_NBUFS     = 4,    // read/write : source chbuf : number of buffers,
-    CHBUF_DST_NBUFS     = 5,    // read/write : destination chbuf : number of buffers,
-    CHBUF_BUF_SIZE      = 6,    // read/write : buffer size for both source & destination  
+    CHBUF_SRC_DESC      = 2,    // read/write : source chbuf pbase address
+    CHBUF_DST_DESC      = 3,    // read/write : dest chbuf pbase address
+    CHBUF_SRC_NBUFS     = 4,    // read/write : source chbuf number of buffers
+    CHBUF_DST_NBUFS     = 5,    // read/write : dest chbuf number of buffers
+    CHBUF_BUF_SIZE      = 6,    // read/write : buffer size for source & dest  
     CHBUF_PERIOD        = 7,    // read/write : period for status polling 
-    CHBUF_SRC_EXT       = 8,    // read/write : source chbuf : descriptor base address
-    CHBUF_DST_EXT       = 9,    // read/write : destination chbuf : descriptor base address,
+    CHBUF_SRC_EXT       = 8,    // read/write : source chbuf pbase extension
+    CHBUF_DST_EXT       = 9,    // read/write : dest chbuf pbase extension
     /****/
     CHBUF_CHANNEL_SPAN  = 1024,
@@ -102 +102 @@
                                unsigned int value );
 
-void _cma_channel_start( unsigned int       channel,
-                         unsigned long long src_paddr,
-                         unsigned int       src_nbufs,
-                         unsigned long long dst_paddr,
-                         unsigned int       dst_nbufs,
-                         unsigned int       buf_length );
-
-void _cma_channel_stop( unsigned int channel );
-
 extern void _cma_isr( unsigned int irq_type,
                       unsigned int irq_id,