36 строки
1.2 KiB
C
36 строки
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* USB4 port sideband registers found on routers and retimers
|
|
*
|
|
* Copyright (C) 2020, Intel Corporation
|
|
* Authors: Mika Westerberg <mika.westerberg@linux.intel.com>
|
|
* Rajmohan Mani <rajmohan.mani@intel.com>
|
|
*/
|
|
|
|
#ifndef _SB_REGS
|
|
#define _SB_REGS
|
|
|
|
#define USB4_SB_VENDOR_ID 0x00
|
|
#define USB4_SB_PRODUCT_ID 0x01
|
|
#define USB4_SB_OPCODE 0x08
|
|
|
|
enum usb4_sb_opcode {
|
|
USB4_SB_OPCODE_ERR = 0x20525245, /* "ERR " */
|
|
USB4_SB_OPCODE_ONS = 0x444d4321, /* "!CMD" */
|
|
USB4_SB_OPCODE_ROUTER_OFFLINE = 0x4e45534c, /* "LSEN" */
|
|
USB4_SB_OPCODE_ENUMERATE_RETIMERS = 0x4d554e45, /* "ENUM" */
|
|
USB4_SB_OPCODE_SET_INBOUND_SBTX = 0x5055534c, /* "LSUP" */
|
|
USB4_SB_OPCODE_QUERY_LAST_RETIMER = 0x5453414c, /* "LAST" */
|
|
USB4_SB_OPCODE_GET_NVM_SECTOR_SIZE = 0x53534e47, /* "GNSS" */
|
|
USB4_SB_OPCODE_NVM_SET_OFFSET = 0x53504f42, /* "BOPS" */
|
|
USB4_SB_OPCODE_NVM_BLOCK_WRITE = 0x574b4c42, /* "BLKW" */
|
|
USB4_SB_OPCODE_NVM_AUTH_WRITE = 0x48545541, /* "AUTH" */
|
|
USB4_SB_OPCODE_NVM_READ = 0x52524641, /* "AFRR" */
|
|
};
|
|
|
|
#define USB4_SB_METADATA 0x09
|
|
#define USB4_SB_METADATA_NVM_AUTH_WRITE_MASK GENMASK(5, 0)
|
|
#define USB4_SB_DATA 0x12
|
|
|
|
#endif
|