Changeset 281994b in mainline for arch/ppc32/src/drivers/cuda.c

Timestamp:

2006-06-18T01:58:17Z (19 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

fbf7b4c

Parents:

cf84d72a

Message:

ppc32: kernel console grab & release

File:

• arch/ppc32/src/drivers/cuda.c (modified) (4 diffs)

arch/ppc32/src/drivers/cuda.c

@@ -27 +27 @@
  */
 
- /** @addtogroup ppc32  
+/** @addtogroup ppc32   
  * @{
  */
@@ -61 +61 @@
 
 static volatile __u8 *cuda = NULL;
+static iroutine vector;
 
 
@@ -260 +261 @@
 
 
+/** Initialize keyboard and service interrupts using kernel routine */
+void cuda_grab(void)
+{
+        vector = int_register(CUDA_IRQ, "cuda", cuda_irq);
+}
+
+
+/** Resume the former interrupt vector */
+void cuda_release(void)
+{
+        if (vector)
+                int_register(CUDA_IRQ, "user_interrupt", vector);
+}
+
+
 void cuda_init(__address base, size_t size)
 {
@@ -308 +324 @@
 }
 
- /** @}
+/** @}
  */
-