/******************************************************************************
*
* 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) 2008 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 Intel Deutschland GmbH
* Copyright(c) 2018 - 2019 Intel Corporation
*
* 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.
*
* The full GNU General Public License is included in this distribution
* in the file called COPYING.
*
* Contact Information:
* Intel Linux Wireless <linuxwifi@intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 Intel Deutschland GmbH
* Copyright(c) 2018 - 2019 Intel Corporation
* All rights reserved.
*
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* modification, are permitted provided that the following conditions
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*****************************************************************************/
#ifndef __iwl_fw_img_h__
#define __iwl_fw_img_h__
#include <linux/types.h>
#include "api/dbg-tlv.h"
#include "file.h"
#include "error-dump.h"
/**
* enum iwl_ucode_type
*
* The type of ucode.
*
* @IWL_UCODE_REGULAR: Normal runtime ucode
* @IWL_UCODE_INIT: Initial ucode
* @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
* @IWL_UCODE_REGULAR_USNIFFER: Normal runtime ucode when using usniffer image
*/
enum iwl_ucode_type {
IWL_UCODE_REGULAR,
IWL_UCODE_INIT,
IWL_UCODE_WOWLAN,
IWL_UCODE_REGULAR_USNIFFER,
IWL_UCODE_TYPE_MAX,
};
/*
* enumeration of ucode section.
* This enumeration is used directly for older firmware (before 16.0).
* For new firmware, there can be up to 4 sections (see below) but the
* first one packaged into the firmware file is the DATA section and
* some debugging code accesses that.
*/
enum iwl_ucode_sec {
IWL_UCODE_SECTION_DATA,
IWL_UCODE_SECTION_INST,
};
struct iwl_ucode_capabilities {
u32 max_probe_length;
u32 n_scan_channels;
u32 standard_phy_calibration_size;
u32 flags;
u32 error_log_addr;
u32 error_log_size;
unsigned long _api[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_API)];
unsigned long _capa[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_CAPA)];
const struct iwl_fw_cmd_version *cmd_versions;
u32 n_cmd_versions;
};
static inline bool
fw_has_api(const struct iwl_ucode_capabilities *capabilities,
iwl_ucode_tlv_api_t api)
{
return test_bit((__force long)api, capabilities->_api);
}
static inline bool
fw_has_capa(const struct iwl_ucode_capabilities *capabilities,
iwl_ucode_tlv_capa_t capa)
{
return test_bit((__force long)capa, capabilities->_capa);
}
/* one for each uCode image (inst/data, init/runtime/wowlan) */
struct fw_desc {
const void *data; /* vmalloc'ed data */
u32 len; /* size in bytes */
u32 offset; /* offset in the device */
};
struct fw_img {
struct fw_desc *sec;
int num_sec;
bool is_dual_cpus;
u32 paging_mem_size;
};
/*
* Block paging calculations
*/
#define PAGE_2_EXP_SIZE 12 /* 4K == 2^12 */
#define FW_PAGING_SIZE BIT(PAGE_2_EXP_SIZE) /* page size is 4KB */
#define PAGE_PER_GROUP_2_EXP_SIZE 3
/* 8 pages per group */
#define NUM_OF_PAGE_PER_GROUP BIT(PAGE_PER_GROUP_2_EXP_SIZE)
/* don't change, support only 32KB size */
#define PAGING_BLOCK_SIZE (NUM_OF_PAGE_PER_GROUP * FW_PAGING_SIZE)
/* 32K == 2^15 */
#define BLOCK_2_EXP_SIZE (PAGE_2_EXP_SIZE + PAGE_PER_GROUP_2_EXP_SIZE)
/*
* Image paging calculations
*/
#define BLOCK_PER_IMAGE_2_EXP_SIZE 5
/* 2^5 == 32 blocks per image */
#define NUM_OF_BLOCK_PER_IMAGE BIT(BLOCK_PER_IMAGE_2_EXP_SIZE)
/* maximum image size 1024KB */
#define MAX_PAGING_IMAGE_SIZE (NUM_OF_BLOCK_PER_IMAGE * PAGING_BLOCK_SIZE)
/* Virtual address signature */
#define PAGING_ADDR_SIG 0xAA000000
#define PAGING_CMD_IS_SECURED BIT(9)
#define PAGING_CMD_IS_ENABLED BIT(8)
#define PAGING_CMD_NUM_OF_PAGES_IN_LAST_GRP_POS 0
#define PAGING_TLV_SECURE_MASK 1
/**
* struct iwl_fw_paging
* @fw_paging_phys: page phy pointer
* @fw_paging_block: pointer to the allocated block
* @fw_paging_size: page size
*/
struct iwl_fw_paging {
dma_addr_t fw_paging_phys;
struct page *fw_paging_block;
u32 fw_paging_size;
};
/**
* struct iwl_fw_cscheme_list - a cipher scheme list
* @size: a number of entries
* @cs: cipher scheme entries
*/
struct iwl_fw_cscheme_list {
u8 size;
struct iwl_fw_cipher_scheme cs[];
} __packed;
/**
* enum iwl_fw_type - iwlwifi firmware type
* @IWL_FW_DVM: DVM firmware
* @IWL_FW_MVM: MVM firmware
*/
enum iwl_fw_type {
IWL_FW_DVM,
IWL_FW_MVM,
};
/**
* struct iwl_fw_dbg - debug data
*
* @dest_tlv: points to debug destination TLV (typically SRAM or DRAM)
* @n_dest_reg: num of reg_ops in dest_tlv
* @conf_tlv: array of pointers to configuration HCMDs
* @trigger_tlv: array of pointers to triggers TLVs
* @trigger_tlv_len: lengths of the @dbg_trigger_tlv entries
* @mem_tlv: Runtime addresses to dump
* @n_mem_tlv: number of runtime addresses
* @dump_mask: bitmask of dump regions
*/
struct iwl_fw_dbg {
struct iwl_fw_dbg_dest_tlv_v1 *dest_tlv;
u8 n_dest_reg;
struct iwl_fw_dbg_conf_tlv *conf_tlv[FW_DBG_CONF_MAX];
struct iwl_fw_dbg_trigger_tlv *trigger_tlv[FW_DBG_TRIGGER_MAX];
size_t trigger_tlv_len[FW_DBG_TRIGGER_MAX];
struct iwl_fw_dbg_mem_seg_tlv *mem_tlv;
size_t n_mem_tlv;
u32 dump_mask;
};
/**
* struct iwl_fw_ini_active_triggers
* @active: is this trigger active
* @size: allocated memory size of the trigger
* @trig: trigger
*/
struct iwl_fw_ini_active_triggers {
bool active;
size_t size;
struct iwl_fw_ini_trigger *trig;
};
/**
* struct iwl_fw - variables associated with the firmware
*
* @ucode_ver: ucode version from the ucode file
* @fw_version: firmware version string
* @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
* @iml_len: length of the image loader image
* @iml: image loader fw image
* @ucode_capa: capabilities parsed from the ucode file.
* @enhance_sensitivity_table: device can do enhanced sensitivity.
* @init_evtlog_ptr: event log offset for init ucode.
* @init_evtlog_size: event log size for init ucode.
* @init_errlog_ptr: error log offfset for init ucode.
* @inst_evtlog_ptr: event log offset for runtime ucode.
* @inst_evtlog_size: event log size for runtime ucode.
* @inst_errlog_ptr: error log offfset for runtime ucode.
* @type: firmware type (&enum iwl_fw_type)
* @cipher_scheme: optional external cipher scheme.
* @human_readable: human readable version
* we get the ALIVE from the uCode
*/
struct iwl_fw {
u32 ucode_ver;
char fw_version[ETHTOOL_FWVERS_LEN];
/* ucode images */
struct fw_img img[IWL_UCODE_TYPE_MAX];
size_t iml_len;
u8 *iml;
struct iwl_ucode_capabilities ucode_capa;
bool enhance_sensitivity_table;
u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
u32 phy_config;
u8 valid_tx_ant;
u8 valid_rx_ant;
enum iwl_fw_type type;
struct iwl_fw_cipher_scheme cs[IWL_UCODE_MAX_CS];
u8 human_readable[FW_VER_HUMAN_READABLE_SZ];
struct iwl_fw_dbg dbg;
};
static inline const char *get_fw_dbg_mode_string(int mode)
{
switch (mode) {
case SMEM_MODE:
return "SMEM";
case EXTERNAL_MODE:
return "EXTERNAL_DRAM";
case MARBH_MODE:
return "MARBH";
case MIPI_MODE:
return "MIPI";
default:
return "UNKNOWN";
}
}
static inline bool
iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id)
{
const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg.conf_tlv[id];
if (!conf_tlv)
return false;
return conf_tlv->usniffer;
}
static inline const struct fw_img *
iwl_get_ucode_image(const struct iwl_fw *fw, enum iwl_ucode_type ucode_type)
{
if (ucode_type >= IWL_UCODE_TYPE_MAX)
return NULL;
return &fw->img[ucode_type];
}
#endif /* __iwl_fw_img_h__ */