Files
OpenCellular/include/lightbar.h
Bill Richardson d86ad99165 Add preliminary lightbar functionality.
I need to clean up the console commands and provide the same functionality
via ectool, but this is a good starting point.

BUG=chrome-os-partner:7839
TEST=manual

Power up the CPU. The lights should blink.

Change-Id: Ic05a171d2b647551f1cfc7d6b2fd101088cac137
Signed-off-by: Bill Richardson <wfrichar@chromium.org>
2012-04-12 13:40:09 -07:00

33 lines
865 B
C

/* Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/* Ask the EC to set the lightbar state to reflect the CPU activity */
#ifndef __CROS_EC_LIGHTBAR_H
#define __CROS_EC_LIGHTBAR_H
enum lightbar_sequence {
LIGHTBAR_NULL = 0, /* not used */
/* CPU states */
LIGHTBAR_S5, /* 1 */
LIGHTBAR_S3, /* 2 */
LIGHTBAR_S0, /* 3 */
/* CPU state transitions */
LIGHTBAR_S5S3, /* 4 */
LIGHTBAR_S3S0, /* 5 */
LIGHTBAR_S0S3, /* 6 */
LIGHTBAR_S3S5, /* 7 */
/* extra patterns */
LIGHTBAR_TEST, /* 8 */
LIGHTBAR_PULSE, /* 9 */
/* that's all */
LIGHTBAR_NUM_SEQUENCES
};
/* Request a preset sequence from the lightbar task. */
void lightbar_sequence(enum lightbar_sequence s);
#endif /* __CROS_EC_LIGHTBAR_H */