add uniform io interface

2 files changed, 1 insertions, 23 deletions

diff --git a/kernel/task/include/task/sched.h b/kernel/task/include/task/sched.h
index 6dcd67c..b8946db 100644
--- a/kernel/task/include/task/sched.h
+++ b/kernel/task/include/task/sched.h
@@ -17,12 +17,6 @@ extern struct tcb_t* volatile current;
  */
 extern struct list_head ready;
 
-/**
- * Stack pointer for operations performed out of task context, including any
- * calls made after context save.
- */
-extern void* volatile kstack;
-
 /** 
  * Makes the current task sleep on a specific queue.
  * This moves the current task to the given queue's tail.
diff --git a/kernel/task/include/task/task.h b/kernel/task/include/task/task.h
index 99f16dc..120bda4 100644
--- a/kernel/task/include/task/task.h
+++ b/kernel/task/include/task/task.h
@@ -4,18 +4,6 @@
 #include "collection/list.h"
 
 /**
- * Wakeup sources define the minimum power level
- * at which a task that is waiting in a queue
- * can be woken up
- */
-enum wakeup_src {
-   WAKEUP_SRC_OFF = 0, //processor off, external interrupts may trigger this source
-   WAKEUP_SRC_CLOCK = 1, //main clock required
-   WAKEUP_SRC_IDLE = 2, //processor can be put in idle state
-   WAKEUP_SRC_ON = 3 //processor must stay on
-};
-
-/**
  * Task control block, contains runtime
  * information about tasks.
  */
@@ -38,9 +26,6 @@ struct tcb_t {
   /** ID of task. */
   char id;
 
-
-  enum wakeup_src wakeup_src;
-
 };
 
 /**
@@ -55,8 +40,7 @@ struct tcb_t {
     .mem_high = _declared_stack_##name + stack_size - 1, \
     .entry = entry_function, \
     .queue = {}, \
-    .id = pid, \
-    .wakeup_src = WAKEUP_SRC_ON \
+    .id = pid \
   };
 
 #endif
\ No newline at end of file