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/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2017 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that 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.
*
* BSD LICENSE
*
* Copyright(c) 2017 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#ifndef __iwl_context_info_file_h__
#define __iwl_context_info_file_h__
/* maximmum number of DRAM map entries supported by FW */
#define IWL_MAX_DRAM_ENTRY 64
#define CSR_CTXT_INFO_BA 0x40
/**
* enum iwl_context_info_flags - Context information control flags
* @IWL_CTXT_INFO_AUTO_FUNC_INIT: If set, FW will not wait before interrupting
* the init done for driver command that configures several system modes
* @IWL_CTXT_INFO_EARLY_DEBUG: enable early debug
* @IWL_CTXT_INFO_ENABLE_CDMP: enable core dump
* @IWL_CTXT_INFO_RB_SIZE_4K: Use 4K RB size (the default is 2K)
* @IWL_CTXT_INFO_RB_CB_SIZE_POS: position of the RBD Cyclic Buffer Size
* exponent, the actual size is 2**value, valid sizes are 8-2048.
* The value is four bits long. Maximum valid exponent is 12
* @IWL_CTXT_INFO_TFD_FORMAT_LONG: use long TFD Format (the
* default is short format - not supported by the driver)
*/
enum iwl_context_info_flags {
IWL_CTXT_INFO_AUTO_FUNC_INIT = BIT(0),
IWL_CTXT_INFO_EARLY_DEBUG = BIT(1),
IWL_CTXT_INFO_ENABLE_CDMP = BIT(2),
IWL_CTXT_INFO_RB_SIZE_4K = BIT(3),
IWL_CTXT_INFO_RB_CB_SIZE_POS = 4,
IWL_CTXT_INFO_TFD_FORMAT_LONG = BIT(8),
};
/*
* struct iwl_context_info_version - version structure
* @mac_id: SKU and revision id
* @version: context information version id
* @size: the size of the context information in DWs
*/
struct iwl_context_info_version {
__le16 mac_id;
__le16 version;
__le16 size;
__le16 reserved;
} __packed;
/*
* struct iwl_context_info_control - version structure
* @control_flags: context information flags see &enum iwl_context_info_flags
*/
struct iwl_context_info_control {
__le32 control_flags;
__le32 reserved;
} __packed;
/*
* struct iwl_context_info_dram - images DRAM map
* each entry in the map represents a DRAM chunk of up to 32 KB
* @umac_img: UMAC image DRAM map
* @lmac_img: LMAC image DRAM map
* @virtual_img: paged image DRAM map
*/
struct iwl_context_info_dram {
__le64 umac_img[IWL_MAX_DRAM_ENTRY];
__le64 lmac_img[IWL_MAX_DRAM_ENTRY];
__le64 virtual_img[IWL_MAX_DRAM_ENTRY];
} __packed;
/*
* struct iwl_context_info_rbd_cfg - RBDs configuration
* @free_rbd_addr: default queue free RB CB base address
* @used_rbd_addr: default queue used RB CB base address
* @status_wr_ptr: default queue used RB status write pointer
*/
struct iwl_context_info_rbd_cfg {
__le64 free_rbd_addr;
__le64 used_rbd_addr;
__le64 status_wr_ptr;
} __packed;
/*
* struct iwl_context_info_hcmd_cfg - command queue configuration
* @cmd_queue_addr: address of command queue
* @cmd_queue_size: number of entries
*/
struct iwl_context_info_hcmd_cfg {
__le64 cmd_queue_addr;
u8 cmd_queue_size;
u8 reserved[7];
} __packed;
/*
* struct iwl_context_info_dump_cfg - Core Dump configuration
* @core_dump_addr: core dump (debug DRAM address) start address
* @core_dump_size: size, in DWs
*/
struct iwl_context_info_dump_cfg {
__le64 core_dump_addr;
__le32 core_dump_size;
__le32 reserved;
} __packed;
/*
* struct iwl_context_info_pnvm_cfg - platform NVM data configuration
* @platform_nvm_addr: Platform NVM data start address
* @platform_nvm_size: size in DWs
*/
struct iwl_context_info_pnvm_cfg {
__le64 platform_nvm_addr;
__le32 platform_nvm_size;
__le32 reserved;
} __packed;
/*
* struct iwl_context_info_early_dbg_cfg - early debug configuration for
* dumping DRAM addresses
* @early_debug_addr: early debug start address
* @early_debug_size: size in DWs
*/
struct iwl_context_info_early_dbg_cfg {
__le64 early_debug_addr;
__le32 early_debug_size;
__le32 reserved;
} __packed;
/*
* struct iwl_context_info - device INIT configuration
* @version: version information of context info and HW
* @control: control flags of FH configurations
* @rbd_cfg: default RX queue configuration
* @hcmd_cfg: command queue configuration
* @dump_cfg: core dump data
* @edbg_cfg: early debug configuration
* @pnvm_cfg: platform nvm configuration
* @dram: firmware image addresses in DRAM
*/
struct iwl_context_info {
struct iwl_context_info_version version;
struct iwl_context_info_control control;
__le64 reserved0;
struct iwl_context_info_rbd_cfg rbd_cfg;
struct iwl_context_info_hcmd_cfg hcmd_cfg;
__le32 reserved1[4];
struct iwl_context_info_dump_cfg dump_cfg;
struct iwl_context_info_early_dbg_cfg edbg_cfg;
struct iwl_context_info_pnvm_cfg pnvm_cfg;
__le32 reserved2[16];
struct iwl_context_info_dram dram;
__le32 reserved3[16];
} __packed;
int iwl_pcie_ctxt_info_init(struct iwl_trans *trans, const struct fw_img *fw);
void iwl_pcie_ctxt_info_free(struct iwl_trans *trans);
void iwl_pcie_ctxt_info_free_paging(struct iwl_trans *trans);
#endif /* __iwl_context_info_file_h__ */
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