diff options
Diffstat (limited to 'drivers/net/wwan/iosm/iosm_ipc_flash.h')
| -rw-r--r-- | drivers/net/wwan/iosm/iosm_ipc_flash.h | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/drivers/net/wwan/iosm/iosm_ipc_flash.h b/drivers/net/wwan/iosm/iosm_ipc_flash.h new file mode 100644 index 000000000..132d59d60 --- /dev/null +++ b/drivers/net/wwan/iosm/iosm_ipc_flash.h @@ -0,0 +1,229 @@ +/* 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; +}; + +int ipc_flash_boot_psi(struct iosm_devlink *ipc_devlink, + const struct firmware *fw); + +int ipc_flash_boot_ebl(struct iosm_devlink *ipc_devlink, + const struct firmware *fw); + +int ipc_flash_boot_set_capabilities(struct iosm_devlink *ipc_devlink, + u8 *mdm_rsp); + +int ipc_flash_link_establish(struct iosm_imem *ipc_imem); + +int ipc_flash_read_swid(struct iosm_devlink *ipc_devlink, u8 *mdm_rsp); + +int ipc_flash_send_fls(struct iosm_devlink *ipc_devlink, + const struct firmware *fw, u8 *mdm_rsp); +#endif |