Refactor to use new protocol module and sipo.

[bertos.git] / mware / resource.h

diff --git a/mware/resource.h b/mware/resource.h
deleted file mode 100755 (executable)
index f30b232..0000000
--- a/mware/resource.h
+++ /dev/null
@@ -1,75 +0,0 @@
-#ifndef MWARE_RESOURCE_H
-#define MWARE_RESOURCE_H
-
-#include <drv/timer.h> // time_t
-#include <kern/sem.h>
-
-/*
- * Abstract locking primitives used by host OS.
- */
-#if CONFIG_KERNEL
-
-       typedef Semaphore ResourceLock;
-       #define ResMan_sleep()         timer_delay(1)
-       #define ResMan_time_t          mtime_t
-
-#else /* FreeRTOS */
-
-       #include <freertos.h>
-       #include <semphr.h>
-       #include <task.h> // vTaskDelay()
-
-       #define ResMan_sleep()        vTaskDelay((portTickType)1 * portTICK_RATE_MS)
-       #define ResMan_time_t         portTickType
-#endif
-
-
-// Forward decl
-struct Observer;
-
-/**
- * Hold context information for a resource such as an audio channel.
- *
- * Each driver registers one or more Resource instances with the
- * ResMan using ResMan_Register().
- *
- * Clients can then allocate the resource through ResMan_Alloc()
- * providing a desired priority and an Observer for asynchronous
- * notification.
- *
- * Allocated resources can be stolen by other clients asking for a
- * higher priority.  ResMan notifies a preemption request by invoking
- * the Observer of the current owner.
- *
- * The Observer callback must take whatever action is needed to
- * release the resource as soon as possible to avoid blocking the
- * new owner.
- */
-typedef struct Resource
-{
-//Private
-       /// Control access to fields below.
-       Semaphore lock;
-
-       /// Pointer to current owner's observer.  NULL if resource is free.
-       struct Observer *owner;
-
-       /// Priority of current owner (higher values mean higher priority).
-       int pri;
-
-       /// Queue of processes waiting to obtain the resource.
-       List queue;
-} Resource;
-
-/// Event sent by ResMan to owners when to request resource release.
-enum { EVENT_RELEASE = 1 };
-
-/// Try to allocate a resource \a res with priority \a pri for at most \a timeout ticks.
-bool ResMan_Alloc(Resource *res, int pri, ResMan_time_t timeout, struct Observer *releaseRequest);
-
-/// Free resource \a res.  Will eventually wake-up other queued owners.
-void ResMan_Free(Resource *res);
-
-void ResMan_Init(Resource *res);
-
-#endif /* MWARE_RESOURCE_H */