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/* SPDX-License-Identifier: GPL-2.0-only
*
* Copyright (C) 2020-2021 Intel Corporation.
*/
#ifndef _IOSM_IPC_FLASH_H
#define _IOSM_IPC_FLASH_H
/* Buffer size used to read the fls image */
#define IOSM_FLS_BUF_SIZE 0x00100000
/* Full erase start address */
#define IOSM_ERASE_START_ADDR 0x00000000
/* Erase length for NAND flash */
#define IOSM_ERASE_LEN 0xFFFFFFFF
/* EBL response Header size */
#define IOSM_EBL_HEAD_SIZE 8
/* EBL payload size */
#define IOSM_EBL_W_PAYL_SIZE 2048
/* Total EBL pack size */
#define IOSM_EBL_W_PACK_SIZE (IOSM_EBL_HEAD_SIZE + IOSM_EBL_W_PAYL_SIZE)
/* EBL payload size */
#define IOSM_EBL_DW_PAYL_SIZE 16384
/* Total EBL pack size */
#define IOSM_EBL_DW_PACK_SIZE (IOSM_EBL_HEAD_SIZE + IOSM_EBL_DW_PAYL_SIZE)
/* EBL name size */
#define IOSM_EBL_NAME 32
/* Maximum supported error types */
#define IOSM_MAX_ERRORS 8
/* Read size for RPSI/EBL response */
#define IOSM_READ_SIZE 2
/* Link establishment response ack size */
#define IOSM_LER_ACK_SIZE 2
/* PSI ACK len */
#define IOSM_PSI_ACK 8
/* SWID capability for packed swid type */
#define IOSM_EXT_CAP_SWID_OOS_PACK 0x02
/* EBL error response buffer */
#define IOSM_EBL_RSP_BUFF 0x0041
/* SWID string length */
#define IOSM_SWID_STR 64
/* Load EBL command size */
#define IOSM_RPSI_LOAD_SIZE 0
/* EBL payload checksum */
#define IOSM_EBL_CKSM 0x0000FFFF
/* SWID msg len and argument */
#define IOSM_MSG_LEN_ARG 0
/* Data to be sent to modem */
#define IOSM_MDM_SEND_DATA 0x0000
/* Data received from modem as part of erase check */
#define IOSM_MDM_ERASE_RSP 0x0001
/* Bit shift to calculate Checksum */
#define IOSM_EBL_PAYL_SHIFT 16
/* Flag To be set */
#define IOSM_SET_FLAG 1
/* Set flash erase check timeout to 100 msec */
#define IOSM_FLASH_ERASE_CHECK_TIMEOUT 100
/* Set flash erase check interval to 20 msec */
#define IOSM_FLASH_ERASE_CHECK_INTERVAL 20
/* Link establishment response ack size */
#define IOSM_LER_RSP_SIZE 60
/**
* enum iosm_flash_package_type - Enum for the flashing operations
* @FLASH_SET_PROT_CONF: Write EBL capabilities
* @FLASH_SEC_START: Start writing the secpack
* @FLASH_SEC_END: Validate secpack end
* @FLASH_SET_ADDRESS: Set the address for flashing
* @FLASH_ERASE_START: Start erase before flashing
* @FLASH_ERASE_CHECK: Validate the erase functionality
* @FLASH_OOS_CONTROL: Retrieve data based on oos actions
* @FLASH_OOS_DATA_READ: Read data from EBL
* @FLASH_WRITE_IMAGE_RAW: Write the raw image to flash
*/
enum iosm_flash_package_type {
FLASH_SET_PROT_CONF = 0x0086,
FLASH_SEC_START = 0x0204,
FLASH_SEC_END,
FLASH_SET_ADDRESS = 0x0802,
FLASH_ERASE_START = 0x0805,
FLASH_ERASE_CHECK,
FLASH_OOS_CONTROL = 0x080C,
FLASH_OOS_DATA_READ = 0x080E,
FLASH_WRITE_IMAGE_RAW,
};
/**
* enum iosm_out_of_session_action - Actions possible over the
* OutOfSession command interface
* @FLASH_OOSC_ACTION_READ: Read data according to its type
* @FLASH_OOSC_ACTION_ERASE: Erase data according to its type
*/
enum iosm_out_of_session_action {
FLASH_OOSC_ACTION_READ = 2,
FLASH_OOSC_ACTION_ERASE = 3,
};
/**
* enum iosm_out_of_session_type - Data types that can be handled over the
* Out Of Session command Interface
* @FLASH_OOSC_TYPE_ALL_FLASH: The whole flash area
* @FLASH_OOSC_TYPE_SWID_TABLE: Read the swid table from the target
*/
enum iosm_out_of_session_type {
FLASH_OOSC_TYPE_ALL_FLASH = 8,
FLASH_OOSC_TYPE_SWID_TABLE = 16,
};
/**
* enum iosm_ebl_caps - EBL capability settings
* @IOSM_CAP_NOT_ENHANCED: If capability not supported
* @IOSM_CAP_USE_EXT_CAP: To be set if extended capability is set
* @IOSM_EXT_CAP_ERASE_ALL: Set Erase all capability
* @IOSM_EXT_CAP_COMMIT_ALL: Set the commit all capability
*/
enum iosm_ebl_caps {
IOSM_CAP_NOT_ENHANCED = 0x00,
IOSM_CAP_USE_EXT_CAP = 0x01,
IOSM_EXT_CAP_ERASE_ALL = 0x08,
IOSM_EXT_CAP_COMMIT_ALL = 0x20,
};
/**
* enum iosm_ebl_rsp - EBL response field
* @EBL_CAPS_FLAG: EBL capability flag
* @EBL_SKIP_ERASE: EBL skip erase flag
* @EBL_SKIP_CRC: EBL skip wr_pack crc
* @EBL_EXT_CAPS_HANDLED: EBL extended capability handled flag
* @EBL_OOS_CONFIG: EBL oos configuration
* @EBL_RSP_SW_INFO_VER: EBL SW info version
*/
enum iosm_ebl_rsp {
EBL_CAPS_FLAG = 50,
EBL_SKIP_ERASE = 54,
EBL_SKIP_CRC = 55,
EBL_EXT_CAPS_HANDLED = 57,
EBL_OOS_CONFIG = 64,
EBL_RSP_SW_INFO_VER = 70,
};
/**
* enum iosm_mdm_send_recv_data - Data to send to modem
* @IOSM_MDM_SEND_2: Send 2 bytes of payload
* @IOSM_MDM_SEND_4: Send 4 bytes of payload
* @IOSM_MDM_SEND_8: Send 8 bytes of payload
* @IOSM_MDM_SEND_16: Send 16 bytes of payload
*/
enum iosm_mdm_send_recv_data {
IOSM_MDM_SEND_2 = 2,
IOSM_MDM_SEND_4 = 4,
IOSM_MDM_SEND_8 = 8,
IOSM_MDM_SEND_16 = 16,
};
/**
* struct iosm_ebl_one_error - Structure containing error details
* @error_class: Error type- standard, security and text error
* @error_code: Specific error from error type
*/
struct iosm_ebl_one_error {
u16 error_class;
u16 error_code;
};
/**
* struct iosm_ebl_error- Structure with max error type supported
* @error: Array of one_error structure with max errors
*/
struct iosm_ebl_error {
struct iosm_ebl_one_error error[IOSM_MAX_ERRORS];
};
/**
* struct iosm_swid_table - SWID table data for modem
* @number_of_data_sets: Number of swid types
* @sw_id_type: SWID type - SWID
* @sw_id_val: SWID value
* @rf_engine_id_type: RF engine ID type - RF_ENGINE_ID
* @rf_engine_id_val: RF engine ID value
*/
struct iosm_swid_table {
u32 number_of_data_sets;
char sw_id_type[IOSM_EBL_NAME];
u32 sw_id_val;
char rf_engine_id_type[IOSM_EBL_NAME];
u32 rf_engine_id_val;
};
/**
* struct iosm_flash_msg_control - Data sent to modem
* @action: Action to be performed
* @type: Type of action
* @length: Length of the action
* @arguments: Argument value sent to modem
*/
struct iosm_flash_msg_control {
__le32 action;
__le32 type;
__le32 length;
__le32 arguments;
};
/**
* struct iosm_flash_data - Header Data to be sent to modem
* @checksum: Checksum value calculated for the payload data
* @pack_id: Flash Action type
* @msg_length: Payload length
*/
struct iosm_flash_data {
__le16 checksum;
__le16 pack_id;
__le32 msg_length;
};
/**
* ipc_flash_boot_psi - Inject PSI image
* @ipc_devlink: Pointer to devlink structure
* @fw: FW image
*
* Returns: 0 on success and failure value on error
*/
int ipc_flash_boot_psi(struct iosm_devlink *ipc_devlink,
const struct firmware *fw);
/**
* ipc_flash_boot_ebl - Inject EBL image
* @ipc_devlink: Pointer to devlink structure
* @fw: FW image
*
* Returns: 0 on success and failure value on error
*/
int ipc_flash_boot_ebl(struct iosm_devlink *ipc_devlink,
const struct firmware *fw);
/**
* ipc_flash_boot_set_capabilities - Set modem bool capabilities in flash
* @ipc_devlink: Pointer to devlink structure
* @mdm_rsp: Pointer to modem response buffer
*
* Returns: 0 on success and failure value on error
*/
int ipc_flash_boot_set_capabilities(struct iosm_devlink *ipc_devlink,
u8 *mdm_rsp);
/**
* ipc_flash_link_establish - Flash link establishment
* @ipc_imem: Pointer to struct iosm_imem
*
* Returns: 0 on success and failure value on error
*/
int ipc_flash_link_establish(struct iosm_imem *ipc_imem);
/**
* ipc_flash_read_swid - Get swid during flash phase
* @ipc_devlink: Pointer to devlink structure
* @mdm_rsp: Pointer to modem response buffer
*
* Returns: 0 on success and failure value on error
*/
int ipc_flash_read_swid(struct iosm_devlink *ipc_devlink, u8 *mdm_rsp);
/**
* ipc_flash_send_fls - Inject Modem subsystem fls file to device
* @ipc_devlink: Pointer to devlink structure
* @fw: FW image
* @mdm_rsp: Pointer to modem response buffer
*
* Returns: 0 on success and failure value on error
*/
int ipc_flash_send_fls(struct iosm_devlink *ipc_devlink,
const struct firmware *fw, u8 *mdm_rsp);
#endif
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