diff options
Diffstat (limited to 'src/ec/google')
-rw-r--r-- | src/ec/google/chromeec/ec_commands.h | 500 |
1 files changed, 404 insertions, 96 deletions
diff --git a/src/ec/google/chromeec/ec_commands.h b/src/ec/google/chromeec/ec_commands.h index acee2f58e6..86bd4f69ad 100644 --- a/src/ec/google/chromeec/ec_commands.h +++ b/src/ec/google/chromeec/ec_commands.h @@ -559,8 +559,7 @@ extern "C" { (EC_LPC_STATUS_FROM_HOST | EC_LPC_STATUS_PROCESSING) /* - * Host command response codes (16-bit). Note that response codes should be - * stored in a uint16_t rather than directly in a value of this type. + * Host command response codes (16-bit). */ enum ec_status { EC_RES_SUCCESS = 0, @@ -584,7 +583,10 @@ enum ec_status { EC_RES_INVALID_HEADER_CRC = 18, /* Header CRC invalid */ EC_RES_INVALID_DATA_CRC = 19, /* Data CRC invalid */ EC_RES_DUP_UNAVAILABLE = 20, /* Can't resend response */ -}; + + EC_RES_MAX = UINT16_MAX /**< Force enum to be 16 bits */ +} __packed; +BUILD_ASSERT(sizeof(enum ec_status) == sizeof(uint16_t)); /* * Host event codes. Note these are 1-based, not 0-based, because ACPI query @@ -664,6 +666,9 @@ enum host_event_code { /* Keyboard recovery combo with hardware reinitialization */ EC_HOST_EVENT_KEYBOARD_RECOVERY_HW_REINIT = 30, + /* WoV */ + EC_HOST_EVENT_WOV = 31, + /* * The high bit of the event mask is not used as a host event code. If * it reads back as set, then the entire event mask should be @@ -1385,8 +1390,6 @@ enum ec_feature_code { * MOTIONSENSE_CMD_TABLET_MODE_LID_ANGLE. */ EC_FEATURE_REFINED_TABLET_MODE_HYSTERESIS = 37, - /* EC supports audio codec. */ - EC_FEATURE_AUDIO_CODEC = 38, /* The MCU is a System Companion Processor (SCP). */ EC_FEATURE_SCP = 39, /* The MCU is an Integrated Sensor Hub */ @@ -2795,6 +2798,11 @@ struct ec_params_motion_sense { }; } __ec_todo_packed; +enum motion_sense_cmd_info_flags { + /* The sensor supports online calibration */ + MOTION_SENSE_CMD_INFO_FLAG_ONLINE_CALIB = BIT(0), +}; + struct ec_response_motion_sense { union { /* Used for MOTIONSENSE_CMD_DUMP */ @@ -2845,6 +2853,33 @@ struct ec_response_motion_sense { uint32_t fifo_max_event_count; } info_3; + /* Used for MOTIONSENSE_CMD_INFO version 4 */ + struct __ec_align4 { + /* Should be element of enum motionsensor_type. */ + uint8_t type; + + /* Should be element of enum motionsensor_location. */ + uint8_t location; + + /* Should be element of enum motionsensor_chip. */ + uint8_t chip; + + /* Minimum sensor sampling frequency */ + uint32_t min_frequency; + + /* Maximum sensor sampling frequency */ + uint32_t max_frequency; + + /* Max number of sensor events that could be in fifo */ + uint32_t fifo_max_event_count; + + /* + * Should be elements of + * enum motion_sense_cmd_info_flags + */ + uint32_t flags; + } info_4; + /* Used for MOTIONSENSE_CMD_DATA */ struct ec_response_motion_sensor_data data; @@ -4093,16 +4128,69 @@ struct ec_response_ldo_get { /* * Get power info. + * + * Note: v0 of this command is deprecated */ #define EC_CMD_POWER_INFO 0x009D -struct ec_response_power_info { - uint32_t usb_dev_type; - uint16_t voltage_ac; - uint16_t voltage_system; - uint16_t current_system; - uint16_t usb_current_limit; -} __ec_align4; +/* + * v1 of EC_CMD_POWER_INFO + */ +enum system_power_source { + /* + * Haven't established which power source is used yet, + * or no presence signals are available + */ + POWER_SOURCE_UNKNOWN = 0, + /* System is running on battery alone */ + POWER_SOURCE_BATTERY = 1, + /* System is running on A/C alone */ + POWER_SOURCE_AC = 2, + /* System is running on A/C and battery */ + POWER_SOURCE_AC_BATTERY = 3, +}; + +struct ec_response_power_info_v1 { + /* enum system_power_source */ + uint8_t system_power_source; + /* Battery state-of-charge, 0-100, 0 if not present */ + uint8_t battery_soc; + /* AC Adapter 100% rating, Watts */ + uint8_t ac_adapter_100pct; + /* AC Adapter 10ms rating, Watts */ + uint8_t ac_adapter_10ms; + /* Battery 1C rating, derated */ + uint8_t battery_1cd; + /* Rest of Platform average, Watts */ + uint8_t rop_avg; + /* Rest of Platform peak, Watts */ + uint8_t rop_peak; + /* Nominal charger efficiency, % */ + uint8_t nominal_charger_eff; + /* Rest of Platform VR Average Efficiency, % */ + uint8_t rop_avg_eff; + /* Rest of Platform VR Peak Efficiency, % */ + uint8_t rop_peak_eff; + /* SoC VR Efficiency at Average level, % */ + uint8_t soc_avg_eff; + /* SoC VR Efficiency at Peak level, % */ + uint8_t soc_peak_eff; + /* Intel-specific items */ + struct { + /* Battery's level of DBPT support: 0, 2 */ + uint8_t batt_dbpt_support_level; + /* + * Maximum peak power from battery (10ms), Watts + * If DBPT is not supported, this is 0 + */ + uint8_t batt_dbpt_max_peak_power; + /* + * Sustained peak power from battery, Watts + * If DBPT is not supported, this is 0 + */ + uint8_t batt_dbpt_sus_peak_power; + } intel; +} __ec_align1; /*****************************************************************************/ /* I2C passthru command */ @@ -4574,6 +4662,9 @@ struct ec_response_sb_fw_update { * Entering Verified Boot Mode Command * Default mode is VBOOT_MODE_NORMAL if EC did not receive this command. * Valid Modes are: normal, developer, and recovery. + * + * EC no longer needs to know what mode vboot has entered, + * so this command is deprecated. (See chromium:1014379.) */ #define EC_CMD_ENTERING_MODE 0x00B6 @@ -4684,92 +4775,246 @@ enum mkbp_cec_event { /*****************************************************************************/ -/* Commands for I2S recording on audio codec. */ +/* Commands for audio codec. */ +#define EC_CMD_EC_CODEC 0x00BC -#define EC_CMD_CODEC_I2S 0x00BC -#define EC_WOV_I2S_SAMPLE_RATE 48000 +enum ec_codec_subcmd { + EC_CODEC_GET_CAPABILITIES = 0x0, + EC_CODEC_GET_SHM_ADDR = 0x1, + EC_CODEC_SET_SHM_ADDR = 0x2, + EC_CODEC_SUBCMD_COUNT, +}; -enum ec_codec_i2s_subcmd { - EC_CODEC_SET_SAMPLE_DEPTH = 0x0, - EC_CODEC_SET_GAIN = 0x1, - EC_CODEC_GET_GAIN = 0x2, - EC_CODEC_I2S_ENABLE = 0x3, - EC_CODEC_I2S_SET_CONFIG = 0x4, - EC_CODEC_I2S_SET_TDM_CONFIG = 0x5, - EC_CODEC_I2S_SET_BCLK = 0x6, - EC_CODEC_I2S_SUBCMD_COUNT = 0x7, +enum ec_codec_cap { + EC_CODEC_CAP_WOV_AUDIO_SHM = 0, + EC_CODEC_CAP_WOV_LANG_SHM = 1, + EC_CODEC_CAP_LAST = 32, }; -enum ec_sample_depth_value { - EC_CODEC_SAMPLE_DEPTH_16 = 0, - EC_CODEC_SAMPLE_DEPTH_24 = 1, +enum ec_codec_shm_id { + EC_CODEC_SHM_ID_WOV_AUDIO = 0x0, + EC_CODEC_SHM_ID_WOV_LANG = 0x1, + EC_CODEC_SHM_ID_LAST, }; -enum ec_i2s_config { - EC_DAI_FMT_I2S = 0, - EC_DAI_FMT_RIGHT_J = 1, - EC_DAI_FMT_LEFT_J = 2, - EC_DAI_FMT_PCM_A = 3, - EC_DAI_FMT_PCM_B = 4, - EC_DAI_FMT_PCM_TDM = 5, +enum ec_codec_shm_type { + EC_CODEC_SHM_TYPE_EC_RAM = 0x0, + EC_CODEC_SHM_TYPE_SYSTEM_RAM = 0x1, }; -/* - * For subcommand EC_CODEC_GET_GAIN. - */ -struct __ec_align1 ec_codec_i2s_gain { +struct __ec_align1 ec_param_ec_codec_get_shm_addr { + uint8_t shm_id; + uint8_t reserved[3]; +}; + +struct __ec_align4 ec_param_ec_codec_set_shm_addr { + uint64_t phys_addr; + uint32_t len; + uint8_t shm_id; + uint8_t reserved[3]; +}; + +struct __ec_align4 ec_param_ec_codec { + uint8_t cmd; /* enum ec_codec_subcmd */ + uint8_t reserved[3]; + + union { + struct ec_param_ec_codec_get_shm_addr + get_shm_addr_param; + struct ec_param_ec_codec_set_shm_addr + set_shm_addr_param; + }; +}; + +struct __ec_align4 ec_response_ec_codec_get_capabilities { + uint32_t capabilities; +}; + +struct __ec_align4 ec_response_ec_codec_get_shm_addr { + uint64_t phys_addr; + uint32_t len; + uint8_t type; + uint8_t reserved[3]; +}; + +/*****************************************************************************/ + +/* Commands for DMIC on audio codec. */ +#define EC_CMD_EC_CODEC_DMIC 0x00BD + +enum ec_codec_dmic_subcmd { + EC_CODEC_DMIC_GET_MAX_GAIN = 0x0, + EC_CODEC_DMIC_SET_GAIN_IDX = 0x1, + EC_CODEC_DMIC_GET_GAIN_IDX = 0x2, + EC_CODEC_DMIC_SUBCMD_COUNT, +}; + +enum ec_codec_dmic_channel { + EC_CODEC_DMIC_CHANNEL_0 = 0x0, + EC_CODEC_DMIC_CHANNEL_1 = 0x1, + EC_CODEC_DMIC_CHANNEL_2 = 0x2, + EC_CODEC_DMIC_CHANNEL_3 = 0x3, + EC_CODEC_DMIC_CHANNEL_4 = 0x4, + EC_CODEC_DMIC_CHANNEL_5 = 0x5, + EC_CODEC_DMIC_CHANNEL_6 = 0x6, + EC_CODEC_DMIC_CHANNEL_7 = 0x7, + EC_CODEC_DMIC_CHANNEL_COUNT, +}; + +struct __ec_align1 ec_param_ec_codec_dmic_set_gain_idx { + uint8_t channel; /* enum ec_codec_dmic_channel */ + uint8_t gain; + uint8_t reserved[2]; +}; + +struct __ec_align1 ec_param_ec_codec_dmic_get_gain_idx { + uint8_t channel; /* enum ec_codec_dmic_channel */ + uint8_t reserved[3]; +}; + +struct __ec_align4 ec_param_ec_codec_dmic { + uint8_t cmd; /* enum ec_codec_dmic_subcmd */ + uint8_t reserved[3]; + + union { + struct ec_param_ec_codec_dmic_set_gain_idx + set_gain_idx_param; + struct ec_param_ec_codec_dmic_get_gain_idx + get_gain_idx_param; + }; +}; + +struct __ec_align1 ec_response_ec_codec_dmic_get_max_gain { + uint8_t max_gain; +}; + +struct __ec_align1 ec_response_ec_codec_dmic_get_gain_idx { + uint8_t gain; +}; + +/*****************************************************************************/ + +/* Commands for I2S RX on audio codec. */ + +#define EC_CMD_EC_CODEC_I2S_RX 0x00BE + +enum ec_codec_i2s_rx_subcmd { + EC_CODEC_I2S_RX_ENABLE = 0x0, + EC_CODEC_I2S_RX_DISABLE = 0x1, + EC_CODEC_I2S_RX_SET_SAMPLE_DEPTH = 0x2, + EC_CODEC_I2S_RX_SET_DAIFMT = 0x3, + EC_CODEC_I2S_RX_SET_BCLK = 0x4, + EC_CODEC_I2S_RX_SUBCMD_COUNT, +}; + +enum ec_codec_i2s_rx_sample_depth { + EC_CODEC_I2S_RX_SAMPLE_DEPTH_16 = 0x0, + EC_CODEC_I2S_RX_SAMPLE_DEPTH_24 = 0x1, + EC_CODEC_I2S_RX_SAMPLE_DEPTH_COUNT, +}; + +enum ec_codec_i2s_rx_daifmt { + EC_CODEC_I2S_RX_DAIFMT_I2S = 0x0, + EC_CODEC_I2S_RX_DAIFMT_RIGHT_J = 0x1, + EC_CODEC_I2S_RX_DAIFMT_LEFT_J = 0x2, + EC_CODEC_I2S_RX_DAIFMT_COUNT, +}; + +struct __ec_align1 ec_param_ec_codec_i2s_rx_set_sample_depth { + uint8_t depth; + uint8_t reserved[3]; +}; + +struct __ec_align1 ec_param_ec_codec_i2s_rx_set_gain { uint8_t left; uint8_t right; + uint8_t reserved[2]; }; -struct __ec_todo_unpacked ec_param_codec_i2s_tdm { - int16_t ch0_delay; /* 0 to 496 */ - int16_t ch1_delay; /* -1 to 496 */ - uint8_t adjacent_to_ch0; - uint8_t adjacent_to_ch1; +struct __ec_align1 ec_param_ec_codec_i2s_rx_set_daifmt { + uint8_t daifmt; + uint8_t reserved[3]; }; -struct __ec_todo_packed ec_param_codec_i2s { - /* enum ec_codec_i2s_subcmd */ - uint8_t cmd; +struct __ec_align4 ec_param_ec_codec_i2s_rx_set_bclk { + uint32_t bclk; +}; + +struct __ec_align4 ec_param_ec_codec_i2s_rx { + uint8_t cmd; /* enum ec_codec_i2s_rx_subcmd */ + uint8_t reserved[3]; + union { - /* - * EC_CODEC_SET_SAMPLE_DEPTH - * Value should be one of ec_sample_depth_value. - */ - uint8_t depth; + struct ec_param_ec_codec_i2s_rx_set_sample_depth + set_sample_depth_param; + struct ec_param_ec_codec_i2s_rx_set_daifmt + set_daifmt_param; + struct ec_param_ec_codec_i2s_rx_set_bclk + set_bclk_param; + }; +}; - /* - * EC_CODEC_SET_GAIN - * Value should be 0~43 for both channels. - */ - struct ec_codec_i2s_gain gain; +/*****************************************************************************/ +/* Commands for WoV on audio codec. */ + +#define EC_CMD_EC_CODEC_WOV 0x00BF + +enum ec_codec_wov_subcmd { + EC_CODEC_WOV_SET_LANG = 0x0, + EC_CODEC_WOV_SET_LANG_SHM = 0x1, + EC_CODEC_WOV_GET_LANG = 0x2, + EC_CODEC_WOV_ENABLE = 0x3, + EC_CODEC_WOV_DISABLE = 0x4, + EC_CODEC_WOV_READ_AUDIO = 0x5, + EC_CODEC_WOV_READ_AUDIO_SHM = 0x6, + EC_CODEC_WOV_SUBCMD_COUNT, +}; - /* - * EC_CODEC_I2S_ENABLE - * 1 to enable, 0 to disable. - */ - uint8_t i2s_enable; +/* + * @hash is SHA256 of the whole language model. + * @total_len indicates the length of whole language model. + * @offset is the cursor from the beginning of the model. + * @buf is the packet buffer. + * @len denotes how many bytes in the buf. + */ +struct __ec_align4 ec_param_ec_codec_wov_set_lang { + uint8_t hash[32]; + uint32_t total_len; + uint32_t offset; + uint8_t buf[128]; + uint32_t len; +}; - /* - * EC_CODEC_I2S_SET_CONFIG - * Value should be one of ec_i2s_config. - */ - uint8_t i2s_config; +struct __ec_align4 ec_param_ec_codec_wov_set_lang_shm { + uint8_t hash[32]; + uint32_t total_len; +}; - /* - * EC_CODEC_I2S_SET_TDM_CONFIG - * Value should be one of ec_i2s_config. - */ - struct ec_param_codec_i2s_tdm tdm_param; +struct __ec_align4 ec_param_ec_codec_wov { + uint8_t cmd; /* enum ec_codec_wov_subcmd */ + uint8_t reserved[3]; - /* - * EC_CODEC_I2S_SET_BCLK - */ - uint32_t bclk; + union { + struct ec_param_ec_codec_wov_set_lang + set_lang_param; + struct ec_param_ec_codec_wov_set_lang_shm + set_lang_shm_param; }; }; +struct __ec_align4 ec_response_ec_codec_wov_get_lang { + uint8_t hash[32]; +}; + +struct __ec_align4 ec_response_ec_codec_wov_read_audio { + uint8_t buf[128]; + uint32_t len; +}; + +struct __ec_align4 ec_response_ec_codec_wov_read_audio_shm { + uint32_t offset; + uint32_t len; +}; /*****************************************************************************/ /* System commands */ @@ -4954,7 +5199,7 @@ struct ec_params_usb_pd_control { #define PD_CTRL_RESP_ROLE_DR_POWER BIT(3) /* Partner is dualrole power */ #define PD_CTRL_RESP_ROLE_DR_DATA BIT(4) /* Partner is dualrole data */ #define PD_CTRL_RESP_ROLE_USB_COMM BIT(5) /* Partner USB comm capable */ -#define PD_CTRL_RESP_ROLE_EXT_POWERED BIT(6) /* Partner externally powerd */ +#define PD_CTRL_RESP_ROLE_UNCONSTRAINED BIT(6) /* Partner unconstrained power */ struct ec_response_usb_pd_control { uint8_t enabled; @@ -4970,26 +5215,48 @@ struct ec_response_usb_pd_control_v1 { char state[32]; } __ec_align1; -/* Values representing usbc PD CC state */ -#define USBC_PD_CC_NONE 0 /* No accessory connected */ -#define USBC_PD_CC_NO_UFP 1 /* No UFP accessory connected */ -#define USBC_PD_CC_AUDIO_ACC 2 /* Audio accessory connected */ -#define USBC_PD_CC_DEBUG_ACC 3 /* Debug accessory connected */ -#define USBC_PD_CC_UFP_ATTACHED 4 /* UFP attached to usbc */ -#define USBC_PD_CC_DFP_ATTACHED 5 /* DPF attached to usbc */ +/* Possible port partner connections based on CC line states */ +enum pd_cc_states { + PD_CC_NONE = 0, /* No port partner attached */ + + /* From DFP perspective */ + PD_CC_UFP_AUDIO_ACC = 2, /* UFP Audio accessory connected */ + PD_CC_UFP_DEBUG_ACC = 3, /* UFP Debug accessory connected */ + PD_CC_UFP_ATTACHED = 4, /* Plain UFP attached */ + + /* From UFP perspective */ + PD_CC_DFP_DEBUG_ACC = 6, /* DFP debug accessory connected */ + PD_CC_DFP_ATTACHED = 5, /* Plain DFP attached */ +}; #define USBC_CABLE_TYPE_UNDEF 0 /* Undefined */ #define USBC_CABLE_TYPE_PASSIVE 3 /* Passive cable attached */ #define USBC_CABLE_TYPE_ACTIVE 4 /* Active cable attached */ +/* Active/Passive Cable */ +#define USB_PD_MUX_TBT_ACTIVE_CABLE BIT(0) +/* Optical/Non-optical cable */ +#define USB_PD_MUX_TBT_CABLE_TYPE BIT(1) +/* 3rd Gen TBT device (or AMA)/2nd gen tbt Adapter */ +#define USB_PD_MUX_TBT_ADAPTER BIT(2) +/* Active Link enabled/disabled */ +#define USB_PD_MUX_TBT_LINK BIT(3) + +/* + * Underdevelopement : + * Please remove this tag if using _v2 outside platform/ec + */ struct ec_response_usb_pd_control_v2 { uint8_t enabled; uint8_t role; uint8_t polarity; char state[32]; - uint8_t cc_state; /* USBC_PD_CC_*Encoded cc state */ - uint8_t dp_mode; /* Current DP pin mode (MODE_DP_PIN_[A-E]) */ - uint8_t cable_type; /* USBC_CABLE_TYPE_*cable_type */ + uint8_t cc_state; /* enum pd_cc_states representing cc state */ + uint8_t dp_mode; /* Current DP pin mode (MODE_DP_PIN_[A-E]) */ + uint8_t cable_type; /* USBC_CABLE_TYPE_*cable_type */ + uint8_t control_flags; /* USB_PD_MUX_*flags */ + uint8_t cable_speed; + uint8_t cable_gen; /* rounded_support */ } __ec_align1; #define EC_CMD_USB_PD_PORTS 0x0102 @@ -5110,7 +5377,7 @@ struct ec_params_usb_pd_discovery_entry { enum usb_pd_override_ports { OVERRIDE_DONT_CHARGE = -2, OVERRIDE_OFF = -1, - /* [0, CONFIG_USB_PD_PORT_COUNT): Port# */ + /* [0, CONFIG_USB_PD_PORT_MAX_COUNT): Port# */ }; struct ec_params_charge_port_override { @@ -5271,12 +5538,14 @@ struct ec_params_usb_pd_mux_info { } __ec_align1; /* Flags representing mux state */ -#define USB_PD_MUX_USB_ENABLED BIT(0) /* USB connected */ -#define USB_PD_MUX_DP_ENABLED BIT(1) /* DP connected */ -#define USB_PD_MUX_POLARITY_INVERTED BIT(2) /* CC line Polarity inverted */ -#define USB_PD_MUX_HPD_IRQ BIT(3) /* HPD IRQ is asserted */ -#define USB_PD_MUX_HPD_LVL BIT(4) /* HPD level is asserted */ -#define USB_PD_MUX_SAFE_MODE BIT(5) /* DP is in safe mode */ +#define USB_PD_MUX_NONE 0 /* Open switch */ +#define USB_PD_MUX_USB_ENABLED BIT(0) /* USB connected */ +#define USB_PD_MUX_DP_ENABLED BIT(1) /* DP connected */ +#define USB_PD_MUX_POLARITY_INVERTED BIT(2) /* CC line Polarity inverted */ +#define USB_PD_MUX_HPD_IRQ BIT(3) /* HPD IRQ is asserted */ +#define USB_PD_MUX_HPD_LVL BIT(4) /* HPD level is asserted */ +#define USB_PD_MUX_SAFE_MODE BIT(5) /* DP is in safe mode */ +#define USB_PD_MUX_TBT_COMPAT_ENABLED BIT(6) /* TBT compat enabled */ struct ec_response_usb_pd_mux_info { uint8_t flags; /* USB_PD_MUX_*-encoded USB mux state */ @@ -5363,6 +5632,7 @@ enum cbi_data_tag { CBI_TAG_DRAM_PART_NUM = 3, /* variable length ascii, nul terminated. */ CBI_TAG_OEM_NAME = 4, /* variable length ascii, nul terminated. */ CBI_TAG_MODEL_ID = 5, /* uint32_t or smaller */ + CBI_TAG_FW_CONFIG = 6, /* uint32_t bit field */ CBI_TAG_COUNT, }; @@ -5570,6 +5840,18 @@ struct ec_response_locate_chip { }; } __ec_align2; +/* + * Reboot AP on G3 + * + * This command is used for validation purpose, where the AP needs to be + * returned back to S0 state from G3 state without using the servo to trigger + * wake events.For this,there is no request or response struct. + * + * Order of command usage: + * ectool reboot_ap_on_g3 && shutdown -h now + */ +#define EC_CMD_REBOOT_AP_ON_G3 0x0127 + /*****************************************************************************/ /* The command range 0x200-0x2FF is reserved for Rotor. */ @@ -5725,15 +6007,18 @@ struct ec_response_fp_info { #define FP_FRAME_OFFSET_MASK 0x0FFFFFFF /* Version of the format of the encrypted templates. */ -#define FP_TEMPLATE_FORMAT_VERSION 3 +#define FP_TEMPLATE_FORMAT_VERSION 4 /* Constants for encryption parameters */ #define FP_CONTEXT_NONCE_BYTES 12 #define FP_CONTEXT_USERID_WORDS (32 / sizeof(uint32_t)) #define FP_CONTEXT_TAG_BYTES 16 -#define FP_CONTEXT_SALT_BYTES 16 +#define FP_CONTEXT_ENCRYPTION_SALT_BYTES 16 #define FP_CONTEXT_TPM_BYTES 32 +/* Constants for positive match parameters. */ +#define FP_POSITIVE_MATCH_SALT_BYTES 16 + struct ec_fp_template_encryption_metadata { /* * Version of the structure format (N=3). @@ -5746,7 +6031,7 @@ struct ec_fp_template_encryption_metadata { * a different one is used for every message. */ uint8_t nonce[FP_CONTEXT_NONCE_BYTES]; - uint8_t salt[FP_CONTEXT_SALT_BYTES]; + uint8_t encryption_salt[FP_CONTEXT_ENCRYPTION_SALT_BYTES]; uint8_t tag[FP_CONTEXT_TAG_BYTES]; }; @@ -5779,6 +6064,18 @@ struct ec_params_fp_context { uint32_t userid[FP_CONTEXT_USERID_WORDS]; } __ec_align4; +enum fp_context_action { + FP_CONTEXT_ASYNC = 0, + FP_CONTEXT_GET_RESULT = 1, +}; + +/* Version 1 of the command is "asynchronous". */ +struct ec_params_fp_context_v1 { + uint8_t action; /**< enum fp_context_action */ + uint8_t reserved[3]; /**< padding for alignment */ + uint32_t userid[FP_CONTEXT_USERID_WORDS]; +} __ec_align4; + #define EC_CMD_FP_STATS 0x0407 #define FPSTATS_CAPTURE_INV BIT(0) @@ -5820,6 +6117,17 @@ struct ec_response_fp_encryption_status { uint32_t status; } __ec_align4; +#define EC_CMD_FP_READ_MATCH_SECRET 0x040A +struct ec_params_fp_read_match_secret { + uint16_t fgr; +} __ec_align4; + +/* The positive match secret has the length of the SHA256 digest. */ +#define FP_POSITIVE_MATCH_SECRET_BYTES 32 +struct ec_response_fp_read_match_secret { + uint8_t positive_match_secret[FP_POSITIVE_MATCH_SECRET_BYTES]; +} __ec_align4; + /*****************************************************************************/ /* Touchpad MCU commands: range 0x0500-0x05FF */ |