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author | Randall Spangler <rspangler@chromium.org> | 2011-12-07 18:51:09 +0000 |
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committer | Vincent Palatin <vpalatin@chromium.org> | 2011-12-07 19:10:02 +0000 |
commit | bdf7da5b082f6d18dd27f1e5d8cca0b12154a28c (patch) | |
tree | 6f14312a6cc70d056efc2bede8728c0868266719 /include/lpc.h | |
parent | abe5786058f4b60dc6d30e7d7c964aae850caa1f (diff) | |
download | chrome-ec-bdf7da5b082f6d18dd27f1e5d8cca0b12154a28c.tar.gz |
Initial sources import 1/3
source files mainly done by Randall.
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Change-Id: Iaff83a842b17f3350fb6f2a3f1597ad4c29bd12a
Diffstat (limited to 'include/lpc.h')
-rw-r--r-- | include/lpc.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/include/lpc.h b/include/lpc.h new file mode 100644 index 0000000000..ac0b56c137 --- /dev/null +++ b/include/lpc.h @@ -0,0 +1,26 @@ +/* Copyright (c) 2011 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. + */ + +/* LPC module for Chrome EC */ + +#ifndef __CROS_EC_LPC_H +#define __CROS_EC_LPC_H + +#include "common.h" + +/* Initializes the LPC module. */ +int lpc_init(void); + +/* Returns a pointer to the host command data buffer. This buffer + * must only be accessed between a notification to + * host_command_received() and a subsequent call to + * lpc_SendHostResponse(). */ +volatile uint8_t *lpc_get_host_range(void); + +/* Sends a response to a host command. The bottom 4 bits of <status> + * are sent in the status byte. */ +void lpc_send_host_response(int status); + +#endif /* __CROS_EC_LPC_H */ |