Changeset 1f0db02e in mainline for kernel/genarch/include/drivers/via-cuda/cuda.h

Timestamp:

2009-07-07T21:48:51Z (15 years ago)

Author:

Jiri Svoboda <jirik.svoboda@…>

Branches:

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

Children:

30f869d

Parents:

925be4e

Message:

Modify CUDA driver to state machine format, with one interrupt per byte transferred.

File:

• kernel/genarch/include/drivers/via-cuda/cuda.h (modified) (2 diffs)

kernel/genarch/include/drivers/via-cuda/cuda.h

@@ -95 +95 @@
 };
 
+enum cuda_xfer_state {
+        cx_listen,
+        cx_receive,
+        cx_rcv_end
+};
+
 typedef struct {
         irq_t irq;
@@ -100 +106 @@
         indev_t *kbrdin;
         uint8_t rcv_buf[CUDA_RCV_BUF_SIZE];
+        size_t bidx;
+        enum cuda_xfer_state xstate;
         SPINLOCK_DECLARE(dev_lock);
 } cuda_instance_t;