65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/*
|
|
*
|
|
* Intel Management Engine Interface (Intel MEI) Linux driver
|
|
* Copyright (c) 2003-2012, Intel Corporation.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
*/
|
|
|
|
#ifndef _MEI_HBM_H_
|
|
#define _MEI_HBM_H_
|
|
|
|
struct mei_device;
|
|
struct mei_msg_hdr;
|
|
struct mei_cl;
|
|
|
|
/**
|
|
* enum mei_hbm_state - host bus message protocol state
|
|
*
|
|
* @MEI_HBM_IDLE : protocol not started
|
|
* @MEI_HBM_START : start request message was sent
|
|
* @MEI_HBM_ENUM_CLIENTS : enumeration request was sent
|
|
* @MEI_HBM_CLIENT_PROPERTIES : acquiring clients properties
|
|
*/
|
|
enum mei_hbm_state {
|
|
MEI_HBM_IDLE = 0,
|
|
MEI_HBM_START,
|
|
MEI_HBM_STARTED,
|
|
MEI_HBM_ENUM_CLIENTS,
|
|
MEI_HBM_CLIENT_PROPERTIES,
|
|
MEI_HBM_STOPPED,
|
|
};
|
|
|
|
int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr);
|
|
|
|
static inline void mei_hbm_hdr(struct mei_msg_hdr *hdr, size_t length)
|
|
{
|
|
hdr->host_addr = 0;
|
|
hdr->me_addr = 0;
|
|
hdr->length = length;
|
|
hdr->msg_complete = 1;
|
|
hdr->reserved = 0;
|
|
}
|
|
|
|
void mei_hbm_idle(struct mei_device *dev);
|
|
void mei_hbm_reset(struct mei_device *dev);
|
|
int mei_hbm_start_req(struct mei_device *dev);
|
|
int mei_hbm_start_wait(struct mei_device *dev);
|
|
int mei_hbm_cl_flow_control_req(struct mei_device *dev, struct mei_cl *cl);
|
|
int mei_hbm_cl_disconnect_req(struct mei_device *dev, struct mei_cl *cl);
|
|
int mei_hbm_cl_disconnect_rsp(struct mei_device *dev, struct mei_cl *cl);
|
|
int mei_hbm_cl_connect_req(struct mei_device *dev, struct mei_cl *cl);
|
|
bool mei_hbm_version_is_supported(struct mei_device *dev);
|
|
int mei_hbm_pg(struct mei_device *dev, u8 pg_cmd);
|
|
|
|
#endif /* _MEI_HBM_H_ */
|
|
|