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e24fa592d2
source files mainly done by Vincent. Signed-off-by: Vincent Palatin <vpalatin@chromium.org> Change-Id: Ic2d1becd400c9b4b4a14d4a243af1bdf77d9c1e2
42 lines
1.2 KiB
C
42 lines
1.2 KiB
C
/* Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* define the task identifier of all compiled tasks */
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#ifndef __TASK_ID_H
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#define __TASK_ID_H
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/* define the name of the header containing the list of tasks */
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#define STRINGIFY0(name) #name
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#define STRINGIFY(name) STRINGIFY0(name)
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#define TASK_LIST STRINGIFY(TASKFILE)
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/* Task identifier (8 bits) */
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typedef uint8_t task_id_t;
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/**
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* enumerate all tasks in the priority order
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*
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* the identifier of a task can be retrieved using the following constant:
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* TASK_ID_<taskname> where <taskname> is the first parameter passed to the
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* TASK macro in the TASK_LIST file.
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*/
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#define TASK(n, r, d) TASK_ID_##n,
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#include TASK_LIST
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enum {
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TASK_ID_IDLE,
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/* CONFIG_TASK_LIST is a macro coming from the TASK_LIST file */
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CONFIG_TASK_LIST
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/* Number of tasks */
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TASK_ID_COUNT,
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/* Special task identifiers */
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TASK_ID_TIMER = 0x1f, /* message from an expired timer */
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TASK_ID_CURRENT = 0xfe, /* the currently running task */
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TASK_ID_INVALID = 0xff /* unable to find the task */
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};
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#undef TASK
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#endif /* __TASK_ID_H */
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