diff options
Diffstat (limited to 'drivers/staging/mei/hw.h')
| -rw-r--r-- | drivers/staging/mei/hw.h | 47 |
1 files changed, 23 insertions, 24 deletions
diff --git a/drivers/staging/mei/hw.h b/drivers/staging/mei/hw.h index 9b9008cb6938..24c4c962819e 100644 --- a/drivers/staging/mei/hw.h +++ b/drivers/staging/mei/hw.h @@ -1,7 +1,7 @@ /* * * Intel Management Engine Interface (Intel MEI) Linux driver - * Copyright (c) 2003-2011, Intel Corporation. + * 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, @@ -141,6 +141,11 @@ access to ME_CBD */ #define HBM_MAJOR_VERSION 1 #define HBM_TIMEOUT 1 /* 1 second */ +/* Host bus message command opcode */ +#define MEI_HBM_CMD_OP_MSK 0x7f +/* Host bus message command RESPONSE */ +#define MEI_HBM_CMD_RES_MSK 0x80 + /* * MEI Bus Message Command IDs */ @@ -164,7 +169,7 @@ access to ME_CBD */ #define CLIENT_DISCONNECT_REQ_CMD 0x07 #define CLIENT_DISCONNECT_RES_CMD 0x87 -#define MEI_FLOW_CONTROL_CMD 0x08 +#define MEI_FLOW_CONTROL_CMD 0x08 /* * MEI Stop Reason @@ -213,15 +218,9 @@ struct mei_msg_hdr { } __packed; -struct hbm_cmd { - u8 cmd:7; - u8 is_response:1; -} __packed; - - struct mei_bus_message { - struct hbm_cmd cmd; - u8 command_specific_data[]; + u8 hbm_cmd; + u8 data[0]; } __packed; struct hbm_version { @@ -230,41 +229,41 @@ struct hbm_version { } __packed; struct hbm_host_version_request { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 reserved; struct hbm_version host_version; } __packed; struct hbm_host_version_response { - struct hbm_cmd cmd; - int host_version_supported; + u8 hbm_cmd; + u8 host_version_supported; struct hbm_version me_max_version; } __packed; struct hbm_host_stop_request { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 reason; u8 reserved[2]; } __packed; struct hbm_host_stop_response { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 reserved[3]; } __packed; struct hbm_me_stop_request { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 reason; u8 reserved[2]; } __packed; struct hbm_host_enum_request { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 reserved[3]; } __packed; struct hbm_host_enum_response { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 reserved[3]; u8 valid_addresses[32]; } __packed; @@ -279,14 +278,14 @@ struct mei_client_properties { } __packed; struct hbm_props_request { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 address; u8 reserved[2]; } __packed; struct hbm_props_response { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 address; u8 status; u8 reserved[1]; @@ -294,21 +293,21 @@ struct hbm_props_response { } __packed; struct hbm_client_connect_request { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 me_addr; u8 host_addr; u8 reserved; } __packed; struct hbm_client_connect_response { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 me_addr; u8 host_addr; u8 status; } __packed; struct hbm_client_disconnect_request { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 me_addr; u8 host_addr; u8 reserved[1]; @@ -317,7 +316,7 @@ struct hbm_client_disconnect_request { #define MEI_FC_MESSAGE_RESERVED_LENGTH 5 struct hbm_flow_control { - struct hbm_cmd cmd; + u8 hbm_cmd; u8 me_addr; u8 host_addr; u8 reserved[MEI_FC_MESSAGE_RESERVED_LENGTH]; |