diff options
Diffstat (limited to 'src/ec/google/chromeec')
| -rw-r--r-- | src/ec/google/chromeec/ec.c | 4 | ||||
| -rw-r--r-- | src/ec/google/chromeec/ec_commands.h | 708 |
2 files changed, 650 insertions, 62 deletions
diff --git a/src/ec/google/chromeec/ec.c b/src/ec/google/chromeec/ec.c index 094f7ce9a5..734c90c5db 100644 --- a/src/ec/google/chromeec/ec.c +++ b/src/ec/google/chromeec/ec.c @@ -573,14 +573,14 @@ int google_chromeec_reboot(int dev_idx, enum ec_reboot_cmd type, uint8_t flags) return google_chromeec_command(&cec_cmd); } -static int cbi_get_uint32(uint32_t *id, uint32_t type) +static int cbi_get_uint32(uint32_t *id, uint32_t tag) { struct chromeec_command cmd; struct ec_params_get_cbi p; uint32_t r = 0; int rv; - p.type = type; + p.tag = tag; cmd.cmd_code = EC_CMD_GET_CROS_BOARD_INFO; cmd.cmd_version = 0; diff --git a/src/ec/google/chromeec/ec_commands.h b/src/ec/google/chromeec/ec_commands.h index 4f46fab6a8..730be09abc 100644 --- a/src/ec/google/chromeec/ec_commands.h +++ b/src/ec/google/chromeec/ec_commands.h @@ -106,13 +106,15 @@ /* Unused 0x28 - 0x2f */ #define EC_MEMMAP_SWITCHES 0x30 /* 8 bits */ /* Unused 0x31 - 0x33 */ -#define EC_MEMMAP_HOST_EVENTS 0x34 /* 32 bits */ -/* Reserve 0x38 - 0x3f for additional host event-related stuff */ -/* Battery values are all 32 bits */ +#define EC_MEMMAP_HOST_EVENTS 0x34 /* 64 bits */ +/* Battery values are all 32 bits, unless otherwise noted. */ #define EC_MEMMAP_BATT_VOLT 0x40 /* Battery Present Voltage */ #define EC_MEMMAP_BATT_RATE 0x44 /* Battery Present Rate */ #define EC_MEMMAP_BATT_CAP 0x48 /* Battery Remaining Capacity */ -#define EC_MEMMAP_BATT_FLAG 0x4c /* Battery State, defined below */ +#define EC_MEMMAP_BATT_FLAG 0x4c /* Battery State, see below (8-bit) */ +#define EC_MEMMAP_BATT_COUNT 0x4d /* Battery Count (8-bit) */ +#define EC_MEMMAP_BATT_INDEX 0x4e /* Current Battery Data Index (8-bit) */ +/* Unused 0x4f */ #define EC_MEMMAP_BATT_DCAP 0x50 /* Battery Design Capacity */ #define EC_MEMMAP_BATT_DVLT 0x54 /* Battery Design Voltage */ #define EC_MEMMAP_BATT_LFCC 0x58 /* Battery Last Full Charge Capacity */ @@ -187,6 +189,8 @@ #define EC_BATT_FLAG_DISCHARGING 0x04 #define EC_BATT_FLAG_CHARGING 0x08 #define EC_BATT_FLAG_LEVEL_CRITICAL 0x10 +/* Set if some of the static/dynamic data is invalid (or outdated). */ +#define EC_BATT_FLAG_INVALID_DATA 0x20 /* Switch flags at EC_MEMMAP_SWITCHES */ #define EC_SWITCH_LID_OPEN 0x01 @@ -349,6 +353,38 @@ #define EC_ACPI_MEM_DEVICE_TABLET_MODE 0x01 /* + * Report device features. Uses the same format as the host command, except: + * + * bit 0 (EC_FEATURE_LIMITED) changes meaning from "EC code has a limited set + * of features", which is of limited interest when the system is already + * interpreting ACPI bytecode, to "EC_FEATURES[0-7] is not supported". Since + * these are supported, it defaults to 0. + * This allows detecting the presence of this field since older versions of + * the EC codebase would simply return 0xff to that unknown address. Check + * FEATURES0 != 0xff (or FEATURES0[0] == 0) to make sure that the other bits + * are valid. + */ +#define EC_ACPI_MEM_DEVICE_FEATURES0 0x0a +#define EC_ACPI_MEM_DEVICE_FEATURES1 0x0b +#define EC_ACPI_MEM_DEVICE_FEATURES2 0x0c +#define EC_ACPI_MEM_DEVICE_FEATURES3 0x0d +#define EC_ACPI_MEM_DEVICE_FEATURES4 0x0e +#define EC_ACPI_MEM_DEVICE_FEATURES5 0x0f +#define EC_ACPI_MEM_DEVICE_FEATURES6 0x10 +#define EC_ACPI_MEM_DEVICE_FEATURES7 0x11 + +#define EC_ACPI_MEM_BATTERY_INDEX 0x12 + +/* + * USB Port Power. Each bit indicates whether the corresponding USB ports' power + * is enabled (1) or disabled (0). + * bit 0 USB port ID 0 + * ... + * bit 7 USB port ID 7 + */ +#define EC_ACPI_MEM_USB_PORT_POWER 0x13 + +/* * ACPI addresses 0x20 - 0xff map to EC_MEMMAP offset 0x00 - 0xdf. This data * is read-only from the AP. Added in EC_ACPI_MEM_VERSION 2. */ @@ -505,7 +541,11 @@ enum ec_status { EC_RES_REQUEST_TRUNCATED = 13, /* Didn't get the entire request */ EC_RES_RESPONSE_TOO_BIG = 14, /* Response was too big to handle */ EC_RES_BUS_ERROR = 15, /* Communications bus error */ - EC_RES_BUSY = 16 /* Up but too busy. Should retry */ + EC_RES_BUSY = 16, /* Up but too busy. Should retry */ + EC_RES_INVALID_HEADER_VERSION = 17, /* Header version invalid */ + 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 */ }; /* @@ -582,12 +622,6 @@ enum host_event_code { EC_HOST_EVENT_KEYBOARD_RECOVERY_HW_REINIT = 30, /* - * Reserve this last bit to indicate that at least one bit in a - * secondary host event word is set. See crbug.com/633646. - */ - EC_HOST_EVENT_EXTENDED = 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 * considered invalid by the host. This can happen when reading the @@ -813,6 +847,136 @@ struct __ec_align4 ec_host_response { }; /*****************************************************************************/ + +/* + * Host command protocol V4. + * + * Packets always start with a request or response header. They are followed + * by data_len bytes of data. If the data_crc_present flag is set, the data + * bytes are followed by a CRC-8 of that data, using using x^8 + x^2 + x + 1 + * polynomial. + * + * Host algorithm when sending a request q: + * + * 101) tries_left=(some value, e.g. 3); + * 102) q.seq_num++ + * 103) q.seq_dup=0 + * 104) Calculate q.header_crc. + * 105) Send request q to EC. + * 106) Wait for response r. Go to 201 if received or 301 if timeout. + * + * 201) If r.struct_version != 4, go to 301. + * 202) If r.header_crc mismatches calculated CRC for r header, go to 301. + * 203) If r.data_crc_present and r.data_crc mismatches, go to 301. + * 204) If r.seq_num != q.seq_num, go to 301. + * 205) If r.seq_dup == q.seq_dup, return success. + * 207) If r.seq_dup == 1, go to 301. + * 208) Return error. + * + * 301) If --tries_left <= 0, return error. + * 302) If q.seq_dup == 1, go to 105. + * 303) q.seq_dup = 1 + * 304) Go to 104. + * + * EC algorithm when receiving a request q. + * EC has response buffer r, error buffer e. + * + * 101) If q.struct_version != 4, set e.result = EC_RES_INVALID_HEADER_VERSION + * and go to 301 + * 102) If q.header_crc mismatches calculated CRC, set e.result = + * EC_RES_INVALID_HEADER_CRC and go to 301 + * 103) If q.data_crc_present, calculate data CRC. If that mismatches the CRC + * byte at the end of the packet, set e.result = EC_RES_INVALID_DATA_CRC + * and go to 301. + * 104) If q.seq_dup == 0, go to 201. + * 105) If q.seq_num != r.seq_num, go to 201. + * 106) If q.seq_dup == r.seq_dup, go to 205, else go to 203. + * + * 201) Process request q into response r. + * 202) r.seq_num = q.seq_num + * 203) r.seq_dup = q.seq_dup + * 204) Calculate r.header_crc + * 205) If r.data_len > 0 and data is no longer available, set e.result = + * EC_RES_DUP_UNAVAILABLE and go to 301. + * 206) Send response r. + * + * 301) e.seq_num = q.seq_num + * 302) e.seq_dup = q.seq_dup + * 303) Calculate e.header_crc. + * 304) Send error response e. + */ + +/* Version 4 request from host */ +struct __ec_align4 ec_host_request4 { + /* + * bits 0-3: struct_version: Structure version (=4) + * bit 4: is_response: Is response (=0) + * bits 5-6: seq_num: Sequence number + * bit 7: seq_dup: Sequence duplicate flag + */ + uint8_t fields0; + + /* + * bits 0-4: command_version: Command version + * bits 5-6: Reserved (set 0, ignore on read) + * bit 7: data_crc_present: Is data CRC present after data + */ + uint8_t fields1; + + /* Command code (EC_CMD_*) */ + uint16_t command; + + /* Length of data which follows this header (not including data CRC) */ + uint16_t data_len; + + /* Reserved (set 0, ignore on read) */ + uint8_t reserved; + + /* CRC-8 of above fields, using x^8 + x^2 + x + 1 polynomial */ + uint8_t header_crc; +}; + +/* Version 4 response from EC */ +struct __ec_align4 ec_host_response4 { + /* + * bits 0-3: struct_version: Structure version (=4) + * bit 4: is_response: Is response (=1) + * bits 5-6: seq_num: Sequence number + * bit 7: seq_dup: Sequence duplicate flag + */ + uint8_t fields0; + + /* + * bits 0-6: Reserved (set 0, ignore on read) + * bit 7: data_crc_present: Is data CRC present after data + */ + uint8_t fields1; + + /* Result code (EC_RES_*) */ + uint16_t result; + + /* Length of data which follows this header (not including data CRC) */ + uint16_t data_len; + + /* Reserved (set 0, ignore on read) */ + uint8_t reserved; + + /* CRC-8 of above fields, using x^8 + x^2 + x + 1 polynomial */ + uint8_t header_crc; +}; + +/* Fields in fields0 byte */ +#define EC_PACKET4_0_STRUCT_VERSION_MASK 0x0f +#define EC_PACKET4_0_IS_RESPONSE_MASK 0x10 +#define EC_PACKET4_0_SEQ_NUM_SHIFT 5 +#define EC_PACKET4_0_SEQ_NUM_MASK 0x60 +#define EC_PACKET4_0_SEQ_DUP_MASK 0x80 + +/* Fields in fields1 byte */ +#define EC_PACKET4_1_COMMAND_VERSION_MASK 0x1f /* (request only) */ +#define EC_PACKET4_1_DATA_CRC_PRESENT_MASK 0x80 + +/*****************************************************************************/ /* * Notes on commands: * @@ -1114,6 +1278,14 @@ enum ec_feature_code { EC_FEATURE_DEVICE_EVENT = 31, /* EC supports the unified wake masks for LPC/eSPI systems */ EC_FEATURE_UNIFIED_WAKE_MASKS = 32, + /* EC supports 64-bit host events */ + EC_FEATURE_HOST_EVENT64 = 33, + /* EC runs code in RAM (not in place, a.k.a. XIP) */ + EC_FEATURE_EXEC_IN_RAM = 34, + /* EC supports CEC commands */ + EC_FEATURE_CEC = 35, + /* EC supports tight sensor timestamping. */ + EC_FEATURE_MOTION_SENSE_TIGHT_TIMESTAMPS = 36, }; #define EC_FEATURE_MASK_0(event_code) (1UL << (event_code % 32)) @@ -1385,16 +1557,29 @@ struct __ec_align4 ec_response_flash_protect { enum ec_flash_region { /* Region which holds read-only EC image */ EC_FLASH_REGION_RO = 0, - /* Region which holds rewritable EC image */ - EC_FLASH_REGION_RW, + /* + * Region which holds active RW image. 'Active' is different from + * 'running'. Active means 'scheduled-to-run'. Since RO image always + * scheduled to run, active/non-active applies only to RW images (for + * the same reason 'update' applies only to RW images. It's a state of + * an image on a flash. Running image can be RO, RW_A, RW_B but active + * image can only be RW_A or RW_B. In recovery mode, an active RW image + * doesn't enter 'running' state but it's still active on a flash. + */ + EC_FLASH_REGION_ACTIVE, /* * Region which should be write-protected in the factory (a superset of * EC_FLASH_REGION_RO) */ EC_FLASH_REGION_WP_RO, + /* Region which holds updatable (non-active) RW image */ + EC_FLASH_REGION_UPDATE, /* Number of regions */ EC_FLASH_REGION_COUNT, }; +/* 'RW' is vague if there are multiple RW images; we mean the active one, + * so the old constant is deprecated */ +#define EC_FLASH_REGION_RW EC_FLASH_REGION_ACTIVE struct __ec_align4 ec_params_flash_region_info { uint32_t region; /* enum ec_flash_region */ @@ -1716,13 +1901,17 @@ struct __ec_todo_unpacked lightbar_program { struct __ec_todo_packed ec_params_lightbar { uint8_t cmd; /* Command (see enum lightbar_command) */ union { - struct __ec_todo_unpacked { - /* no args */ - } dump, off, on, init, get_seq, get_params_v0, get_params_v1, - version, get_brightness, get_demo, suspend, resume, - get_params_v2_timing, get_params_v2_tap, - get_params_v2_osc, get_params_v2_bright, - get_params_v2_thlds, get_params_v2_colors; + /* + * The following commands have no args: + * + * dump, off, on, init, get_seq, get_params_v0, get_params_v1, + * version, get_brightness, get_demo, suspend, resume, + * get_params_v2_timing, get_params_v2_tap, get_params_v2_osc, + * get_params_v2_bright, get_params_v2_thlds, + * get_params_v2_colors + * + * Don't use an empty struct, because C++ hates that. + */ struct __ec_todo_unpacked { uint8_t num; @@ -1792,14 +1981,15 @@ struct __ec_todo_packed ec_response_lightbar { uint8_t red, green, blue; } get_rgb; - struct __ec_todo_unpacked { - /* no return params */ - } off, on, init, set_brightness, seq, reg, set_rgb, - demo, set_params_v0, set_params_v1, - set_program, manual_suspend_ctrl, suspend, resume, - set_v2par_timing, set_v2par_tap, - set_v2par_osc, set_v2par_bright, set_v2par_thlds, - set_v2par_colors; + /* + * The following commands have no response: + * + * off, on, init, set_brightness, seq, reg, set_rgb, demo, + * set_params_v0, set_params_v1, set_program, + * manual_suspend_ctrl, suspend, resume, set_v2par_timing, + * set_v2par_tap, set_v2par_osc, set_v2par_bright, + * set_v2par_thlds, set_v2par_colors + */ }; }; @@ -1955,8 +2145,13 @@ enum ec_vboot_hash_status { * If one of these is specified, the EC will automatically update offset and * size to the correct values for the specified image (RO or RW). */ -#define EC_VBOOT_HASH_OFFSET_RO 0xfffffffe -#define EC_VBOOT_HASH_OFFSET_RW 0xfffffffd +#define EC_VBOOT_HASH_OFFSET_RO 0xfffffffe +#define EC_VBOOT_HASH_OFFSET_ACTIVE 0xfffffffd +#define EC_VBOOT_HASH_OFFSET_UPDATE 0xfffffffc + +/* 'RW' is vague if there are multiple RW images; we mean the active one, + * so the old constant is deprecated */ +#define EC_VBOOT_HASH_OFFSET_RW EC_VBOOT_HASH_OFFSET_ACTIVE /*****************************************************************************/ /* @@ -2091,6 +2286,7 @@ enum motionsensor_type { MOTIONSENSE_TYPE_LIGHT = 4, MOTIONSENSE_TYPE_ACTIVITY = 5, MOTIONSENSE_TYPE_BARO = 6, + MOTIONSENSE_TYPE_SYNC = 7, MOTIONSENSE_TYPE_MAX, }; @@ -2098,6 +2294,7 @@ enum motionsensor_type { enum motionsensor_location { MOTIONSENSE_LOC_BASE = 0, MOTIONSENSE_LOC_LID = 1, + MOTIONSENSE_LOC_CAMERA = 2, MOTIONSENSE_LOC_MAX, }; @@ -2114,6 +2311,21 @@ enum motionsensor_chip { MOTIONSENSE_CHIP_BMA255 = 8, MOTIONSENSE_CHIP_BMP280 = 9, MOTIONSENSE_CHIP_OPT3001 = 10, + MOTIONSENSE_CHIP_BH1730 = 11, + MOTIONSENSE_CHIP_GPIO = 12, + MOTIONSENSE_CHIP_LIS2DH = 13, + MOTIONSENSE_CHIP_LSM6DSM = 14, + MOTIONSENSE_CHIP_LIS2DE = 15, + MOTIONSENSE_CHIP_MAX, +}; + +/* List of orientation positions */ +enum motionsensor_orientation { + MOTIONSENSE_ORIENTATION_LANDSCAPE = 0, + MOTIONSENSE_ORIENTATION_PORTRAIT = 1, + MOTIONSENSE_ORIENTATION_UPSIDE_DOWN_PORTRAIT = 2, + MOTIONSENSE_ORIENTATION_UPSIDE_DOWN_LANDSCAPE = 3, + MOTIONSENSE_ORIENTATION_UNKNOWN = 4, }; struct __ec_todo_packed ec_response_motion_sensor_data { @@ -2142,7 +2354,9 @@ struct __ec_todo_packed ec_response_motion_sense_fifo_info { uint16_t size; /* Amount of space used in the fifo */ uint16_t count; - /* Timestamp recorded in us */ + /* Timestamp recorded in us. + * aka accurate timestamp when host event was triggered. + */ uint32_t timestamp; /* Total amount of vector lost */ uint16_t total_lost; @@ -2160,6 +2374,7 @@ enum motionsensor_activity { MOTIONSENSE_ACTIVITY_RESERVED = 0, MOTIONSENSE_ACTIVITY_SIG_MOTION = 1, MOTIONSENSE_ACTIVITY_DOUBLE_TAP = 2, + MOTIONSENSE_ACTIVITY_ORIENTATION = 3, }; struct __ec_todo_unpacked ec_motion_sense_activity { @@ -2290,8 +2505,7 @@ struct __ec_todo_packed ec_params_motion_sense { } sensor_offset; /* Used for MOTIONSENSE_CMD_FIFO_INFO */ - struct __ec_todo_unpacked { - } fifo_info; + /* (no params) */ /* Used for MOTIONSENSE_CMD_FIFO_READ */ struct __ec_todo_unpacked { @@ -2305,8 +2519,7 @@ struct __ec_todo_packed ec_params_motion_sense { struct ec_motion_sense_activity set_activity; /* Used for MOTIONSENSE_CMD_LID_ANGLE */ - struct __ec_todo_unpacked { - } lid_angle; + /* (no params) */ /* Used for MOTIONSENSE_CMD_FIFO_INT_ENABLE */ struct __ec_todo_unpacked { @@ -2415,8 +2628,7 @@ struct __ec_todo_packed ec_response_motion_sense { uint32_t disabled; } list_activities; - struct __ec_todo_unpacked { - } set_activity; + /* No params for set activity */ /* Used for MOTIONSENSE_CMD_LID_ANGLE */ struct __ec_todo_unpacked { @@ -2654,11 +2866,27 @@ enum ec_temp_thresholds { * Thermal configuration for one temperature sensor. Temps are in degrees K. * Zero values will be silently ignored by the thermal task. * + * Set 'temp_host' value allows thermal task to trigger some event with 1 degree + * hysteresis. + * For example, + * temp_host[EC_TEMP_THRESH_HIGH] = 300 K + * temp_host_release[EC_TEMP_THRESH_HIGH] = 0 K + * EC will throttle ap when temperature >= 301 K, and release throttling when + * temperature <= 299 K. + * + * Set 'temp_host_release' value allows thermal task has a custom hysteresis. + * For example, + * temp_host[EC_TEMP_THRESH_HIGH] = 300 K + * temp_host_release[EC_TEMP_THRESH_HIGH] = 295 K + * EC will throttle ap when temperature >= 301 K, and release throttling when + * temperature <= 294 K. + * * Note that this structure is a sub-structure of * ec_params_thermal_set_threshold_v1, but maintains its alignment there. */ struct __ec_align4 ec_thermal_config { uint32_t temp_host[EC_TEMP_THRESH_COUNT]; /* levels of hotness */ + uint32_t temp_host_release[EC_TEMP_THRESH_COUNT]; /* release levels */ uint32_t temp_fan_off; /* no active cooling needed */ uint32_t temp_fan_max; /* max active cooling needed */ }; @@ -2831,6 +3059,17 @@ struct __ec_align1 ec_params_mkbp_simulate_key { uint8_t pressed; }; +#define EC_CMD_GET_KEYBOARD_ID 0x0063 + +struct __ec_align4 ec_response_keyboard_id { + uint32_t keyboard_id; +}; + +enum keyboard_id { + KEYBOARD_ID_UNSUPPORTED = 0, + KEYBOARD_ID_UNREADABLE = 0xffffffff, +}; + /* Configure keyboard scanning */ #define EC_CMD_MKBP_SET_CONFIG 0x0064 #define EC_CMD_MKBP_GET_CONFIG 0x0065 @@ -2974,6 +3213,18 @@ enum ec_mkbp_event { */ EC_MKBP_EVENT_SYSRQ = 6, + /* + * New 64-bit host event. + * The event data is 8 bytes of host event flags. + */ + EC_MKBP_EVENT_HOST_EVENT64 = 7, + + /* Notify the AP that something happened on CEC */ + EC_MKBP_EVENT_CEC_EVENT = 8, + + /* Send an incoming CEC message to the AP */ + EC_MKBP_EVENT_CEC_MESSAGE = 9, + /* Number of MKBP events */ EC_MKBP_EVENT_COUNT, }; @@ -2983,6 +3234,7 @@ union __ec_align_offset1 ec_response_get_next_data { /* Unaligned */ uint32_t host_event; + uint64_t host_event64; struct __ec_todo_unpacked { /* For aligning the fifo_info */ @@ -2997,6 +3249,36 @@ union __ec_align_offset1 ec_response_get_next_data { uint32_t fp_events; uint32_t sysrq; + + /* CEC events from enum mkbp_cec_event */ + uint32_t cec_events; +}; + +union __ec_align_offset1 ec_response_get_next_data_v1 { + uint8_t key_matrix[16]; + + /* Unaligned */ + uint32_t host_event; + uint64_t host_event64; + + struct __ec_todo_unpacked { + /* For aligning the fifo_info */ + uint8_t reserved[3]; + struct ec_response_motion_sense_fifo_info info; + } sensor_fifo; + + uint32_t buttons; + + uint32_t switches; + + uint32_t fp_events; + + uint32_t sysrq; + + /* CEC events from enum mkbp_cec_event */ + uint32_t cec_events; + + uint8_t cec_message[16]; }; struct __ec_align1 ec_response_get_next_event { @@ -3005,6 +3287,12 @@ struct __ec_align1 ec_response_get_next_event { union ec_response_get_next_data data; }; +struct __ec_align1 ec_response_get_next_event_v1 { + uint8_t event_type; + /* Followed by event data if any */ + union ec_response_get_next_data_v1 data; +}; + /* Bit indices for buttons and switches.*/ /* Buttons */ #define EC_MKBP_POWER_BUTTON 0 @@ -3025,9 +3313,36 @@ struct __ec_align2 ec_response_keyboard_factory_test { /* Fingerprint events in 'fp_events' for EC_MKBP_EVENT_FINGERPRINT */ #define EC_MKBP_FP_RAW_EVENT(fp_events) ((fp_events) & 0x00FFFFFF) +#define EC_MKBP_FP_ERRCODE(fp_events) ((fp_events) & 0x0000000F) +#define EC_MKBP_FP_ENROLL_PROGRESS_OFFSET 4 +#define EC_MKBP_FP_ENROLL_PROGRESS(fpe) (((fpe) & 0x00000FF0) \ + >> EC_MKBP_FP_ENROLL_PROGRESS_OFFSET) +#define EC_MKBP_FP_MATCH_IDX_OFFSET 12 +#define EC_MKBP_FP_MATCH_IDX_MASK 0x0000F000 +#define EC_MKBP_FP_MATCH_IDX(fpe) (((fpe) & EC_MKBP_FP_MATCH_IDX_MASK) \ + >> EC_MKBP_FP_MATCH_IDX_OFFSET) +#define EC_MKBP_FP_ENROLL (1 << 27) +#define EC_MKBP_FP_MATCH (1 << 28) #define EC_MKBP_FP_FINGER_DOWN (1 << 29) #define EC_MKBP_FP_FINGER_UP (1 << 30) #define EC_MKBP_FP_IMAGE_READY (1 << 31) +/* code given by EC_MKBP_FP_ERRCODE() when EC_MKBP_FP_ENROLL is set */ +#define EC_MKBP_FP_ERR_ENROLL_OK 0 +#define EC_MKBP_FP_ERR_ENROLL_LOW_QUALITY 1 +#define EC_MKBP_FP_ERR_ENROLL_IMMOBILE 2 +#define EC_MKBP_FP_ERR_ENROLL_LOW_COVERAGE 3 +#define EC_MKBP_FP_ERR_ENROLL_INTERNAL 5 +/* Can be used to detect if image was usable for enrollment or not. */ +#define EC_MKBP_FP_ERR_ENROLL_PROBLEM_MASK 1 +/* code given by EC_MKBP_FP_ERRCODE() when EC_MKBP_FP_MATCH is set */ +#define EC_MKBP_FP_ERR_MATCH_NO 0 +#define EC_MKBP_FP_ERR_MATCH_NO_INTERNAL 6 +#define EC_MKBP_FP_ERR_MATCH_NO_LOW_QUALITY 2 +#define EC_MKBP_FP_ERR_MATCH_NO_LOW_COVERAGE 4 +#define EC_MKBP_FP_ERR_MATCH_YES 1 +#define EC_MKBP_FP_ERR_MATCH_YES_UPDATED 3 +#define EC_MKBP_FP_ERR_MATCH_YES_UPDATE_FAILED 5 + /*****************************************************************************/ /* Temperature sensor commands */ @@ -3056,7 +3371,7 @@ struct __ec_align1 ec_response_temp_sensor_get_info { /* Host event commands */ -/* Obsolete. New implementation should use EC_CMD_PROGRAM_HOST_EVENT instead */ +/* Obsolete. New implementation should use EC_CMD_HOST_EVENT instead */ /* * Host event mask params and response structures, shared by all of the host * event commands below. @@ -3552,15 +3867,24 @@ enum charge_state_params { CS_PARAM_CUSTOM_PROFILE_MIN = 0x10000, CS_PARAM_CUSTOM_PROFILE_MAX = 0x1ffff, + /* Range for CONFIG_CHARGE_STATE_DEBUG params */ + CS_PARAM_DEBUG_MIN = 0x20000, + CS_PARAM_DEBUG_CTL_MODE = 0x20000, + CS_PARAM_DEBUG_MANUAL_MODE, + CS_PARAM_DEBUG_SEEMS_DEAD, + CS_PARAM_DEBUG_SEEMS_DISCONNECTED, + CS_PARAM_DEBUG_BATT_REMOVED, + CS_PARAM_DEBUG_MANUAL_CURRENT, + CS_PARAM_DEBUG_MANUAL_VOLTAGE, + CS_PARAM_DEBUG_MAX = 0x2ffff, + /* Other custom param ranges go here... */ }; struct __ec_todo_packed ec_params_charge_state { uint8_t cmd; /* enum charge_state_command */ union { - struct __ec_align1 { - /* no args */ - } get_state; + /* get_state has no args */ struct __ec_todo_unpacked { uint32_t param; /* enum charge_state_param */ @@ -3586,9 +3910,8 @@ struct __ec_align4 ec_response_charge_state { struct __ec_align4 { uint32_t value; } get_param; - struct __ec_align4 { - /* no return values */ - } set_param; + + /* set_param returns no args */ }; }; @@ -3666,7 +3989,9 @@ enum host_sleep_event { HOST_SLEEP_EVENT_S3_SUSPEND = 1, HOST_SLEEP_EVENT_S3_RESUME = 2, HOST_SLEEP_EVENT_S0IX_SUSPEND = 3, - HOST_SLEEP_EVENT_S0IX_RESUME = 4 + HOST_SLEEP_EVENT_S0IX_RESUME = 4, + /* S3 suspend with additional enabled wake sources */ + HOST_SLEEP_EVENT_S3_WAKEABLE_SUSPEND = 5, }; struct __ec_align1 ec_params_host_sleep_event { @@ -3799,9 +4124,7 @@ struct __ec_align4 ec_params_sb_fw_update { /* EC_SB_FW_UPDATE_END = 0x4 */ /* EC_SB_FW_UPDATE_STATUS = 0x5 */ /* EC_SB_FW_UPDATE_PROTECT = 0x6 */ - struct __ec_align4 { - /* no args */ - } dummy; + /* Those have no args */ /* EC_SB_FW_UPDATE_WRITE = 0x3 */ struct __ec_align4 { @@ -3860,6 +4183,58 @@ struct __ec_align1 ec_response_i2c_passthru_protect { uint8_t status; /* Status flags (0: unlocked, 1: locked) */ }; + +/*****************************************************************************/ +/* + * HDMI CEC commands + * + * These commands are for sending and receiving message via HDMI CEC + */ + +#define MAX_CEC_MSG_LEN 16 + +/* CEC message from the AP to be written on the CEC bus */ +#define EC_CMD_CEC_WRITE_MSG 0x00B8 + +/* Message to write to the CEC bus */ +struct __ec_align1 ec_params_cec_write { + uint8_t msg[MAX_CEC_MSG_LEN]; +}; + +/* Set various CEC parameters */ +#define EC_CMD_CEC_SET 0x00BA + +struct __ec_align1 ec_params_cec_set { + uint8_t cmd; /* enum cec_command */ + uint8_t val; +}; + +/* Read various CEC parameters */ +#define EC_CMD_CEC_GET 0x00BB + +struct __ec_align1 ec_params_cec_get { + uint8_t cmd; /* enum cec_command */ +}; + +struct __ec_align1 ec_response_cec_get { + uint8_t val; +}; + +enum cec_command { + /* CEC reading, writing and events enable */ + CEC_CMD_ENABLE, + /* CEC logical address */ + CEC_CMD_LOGICAL_ADDRESS, +}; + +/* Events from CEC to AP */ +enum mkbp_cec_event { + /* Outgoing message was acknowledged by a follower */ + EC_MKBP_CEC_SEND_OK = 1 << 0, + /* Outgoing message was not acknowledged */ + EC_MKBP_CEC_SEND_FAILED = 1 << 1, +}; + /*****************************************************************************/ /* System commands */ @@ -3873,7 +4248,7 @@ struct __ec_align1 ec_response_i2c_passthru_protect { enum ec_reboot_cmd { EC_REBOOT_CANCEL = 0, /* Cancel a pending reboot */ EC_REBOOT_JUMP_RO = 1, /* Jump to RO without rebooting */ - EC_REBOOT_JUMP_RW = 2, /* Jump to RW without rebooting */ + EC_REBOOT_JUMP_RW = 2, /* Jump to active RW without rebooting */ /* (command 3 was jump to RW-B) */ EC_REBOOT_COLD = 4, /* Cold-reboot */ EC_REBOOT_DISABLE_JUMP = 5, /* Disable jump until next reboot */ @@ -3884,6 +4259,7 @@ enum ec_reboot_cmd { /* Flags for ec_params_reboot_ec.reboot_flags */ #define EC_REBOOT_FLAG_RESERVED0 (1 << 0) /* Was recovery request */ #define EC_REBOOT_FLAG_ON_AP_SHUTDOWN (1 << 1) /* Reboot after AP shutdown */ +#define EC_REBOOT_FLAG_SWITCH_RW_SLOT (1 << 2) /* Switch RW slot */ struct __ec_align1 ec_params_reboot_ec { uint8_t cmd; /* enum ec_reboot_cmd */ @@ -4003,6 +4379,7 @@ enum usb_pd_control_role { USB_PD_CTRL_ROLE_TOGGLE_OFF = 2, USB_PD_CTRL_ROLE_FORCE_SINK = 3, USB_PD_CTRL_ROLE_FORCE_SOURCE = 4, + USB_PD_CTRL_ROLE_FREEZE = 5, USB_PD_CTRL_ROLE_COUNT }; @@ -4084,6 +4461,7 @@ enum usb_chg_type { USB_CHG_TYPE_OTHER, USB_CHG_TYPE_VBUS, USB_CHG_TYPE_UNKNOWN, + USB_CHG_TYPE_DEDICATED, }; enum usb_power_roles { USB_PD_PORT_POWER_DISCONNECTED, @@ -4108,6 +4486,17 @@ struct __ec_align4 ec_response_usb_pd_power_info { uint32_t max_power; }; + +/* + * This command will return the number of USB PD charge port + the number + * of dedicated port present. + * EC_CMD_USB_PD_PORTS does NOT include the dedicated ports + */ +#define EC_CMD_CHARGE_PORT_COUNT 0x0105 +struct __ec_align1 ec_response_charge_port_count { + uint8_t port_count; +}; + /* Write USB-PD device FW */ #define EC_CMD_USB_PD_FW_UPDATE 0x0110 @@ -4168,7 +4557,11 @@ struct __ec_align2 ec_params_charge_port_override { int16_t override_port; /* Override port# */ }; -/* Read (and delete) one entry of PD event log */ +/* + * Read (and delete) one entry of PD event log. + * TODO(crbug.com/751742): Make this host command more generic to accommodate + * future non-PD logs that use the same internal EC event_log. + */ #define EC_CMD_PD_GET_LOG_ENTRY 0x0115 struct __ec_align4 ec_response_pd_log { @@ -4302,11 +4695,12 @@ enum ec_pd_control_cmd { PD_SUSPEND = 0, /* Suspend the PD chip (EC: stop talking to PD) */ PD_RESUME, /* Resume the PD chip (EC: start talking to PD) */ PD_RESET, /* Force reset the PD chip */ - PD_CONTROL_DISABLE /* Disable further calls to this command */ + PD_CONTROL_DISABLE, /* Disable further calls to this command */ + PD_CHIP_ON, /* Power on the PD chip */ }; struct __ec_align1 ec_params_pd_control { - uint8_t chip; /* chip id (should be 0) */ + uint8_t chip; /* chip id */ uint8_t subcmd; }; @@ -4398,7 +4792,7 @@ enum cbi_data_tag { #define CBI_GET_RELOAD (1 << 0) struct __ec_align4 ec_params_get_cbi { - uint32_t type; /* enum cbi_data_tag */ + uint32_t tag; /* enum cbi_data_tag */ uint32_t flag; /* CBI_GET_* */ }; @@ -4407,7 +4801,7 @@ struct __ec_align4 ec_params_get_cbi { * * NO_SYNC: Makes EC update data in RAM but skip writing to EEPROM. It's * useful when writing multiple fields in a row. - * INIT: Needs to be set when creating a new CBI from scratch. All fields + * INIT: Need to be set when creating a new CBI from scratch. All fields * will be initialized to zero first. */ #define CBI_SET_NO_SYNC (1 << 0) @@ -4420,6 +4814,41 @@ struct __ec_align1 ec_params_set_cbi { uint8_t data[]; /* For string and raw data */ }; +/* + * Information about resets of the AP by the EC and the EC's own uptime. + */ +#define EC_CMD_GET_UPTIME_INFO 0x0121 + +struct __ec_align4 ec_response_uptime_info { + /* Number of milliseconds since last EC reset */ + uint32_t time_since_ec_boot_ms; + + /* + * Number of times the AP was reset by the EC since the last EC boot. + * Note that the AP may be held in reset by the EC during the initial + * boot sequence, such that the very first AP boot may count as more + * than one here. + */ + uint32_t ap_resets_since_ec_boot; + + /* + * The set of flags which describe the EC's most recent reset. See + * include/system.h RESET_FLAG_* for details. + */ + uint32_t ec_reset_flags; + + /* Empty log entries have both the cause and timestamp set to zero. */ + struct ap_reset_log_entry { + /* See include/chipset.h for details */ + uint16_t reset_cause; + + /* + * The time of the reset's assertion, in milliseconds since the + * last EC reset. Set to zero if the log entry is empty. + */ + uint32_t reset_time_ms; + } recent_ap_reset[4]; +}; /*****************************************************************************/ /* The command range 0x200-0x2FF is reserved for Rotor. */ @@ -4471,23 +4900,56 @@ struct __ec_align2 ec_params_fp_sensor_config { #define FP_MODE_FINGER_UP (1<<2) /* Capture the current finger image */ #define FP_MODE_CAPTURE (1<<3) +/* Capture types defined in bits [30..28] */ +#define FP_MODE_CAPTURE_TYPE_SHIFT 28 +#define FP_MODE_CAPTURE_TYPE_MASK 0x7 +/* Full blown vendor-defined capture (produces 'frame_size' bytes) */ +#define FP_CAPTURE_VENDOR_FORMAT 0 +/* Simple raw image capture (produces width x height x bpp bits) */ +#define FP_CAPTURE_SIMPLE_IMAGE 1 +/* Self test pattern (e.g. checkerboard) */ +#define FP_CAPTURE_PATTERN0 2 +/* Self test pattern (e.g. inverted checkerboard) */ +#define FP_CAPTURE_PATTERN1 3 +/* Capture for Quality test with fixed contrast */ +#define FP_CAPTURE_QUALITY_TEST 4 +/* Capture for pixel reset value test */ +#define FP_CAPTURE_RESET_TEST 5 +/* Extracts the capture type from the sensor 'mode' word */ +#define FP_CAPTURE_TYPE(mode) (((mode) >> FP_MODE_CAPTURE_TYPE_SHIFT) \ + & FP_MODE_CAPTURE_TYPE_MASK) +/* Finger enrollment session on-going */ +#define FP_MODE_ENROLL_SESSION (1<<4) +/* Enroll the current finger image */ +#define FP_MODE_ENROLL_IMAGE (1<<5) +/* Try to match the current finger image */ +#define FP_MODE_MATCH (1<<6) /* special value: don't change anything just read back current mode */ -#define FP_MODE_DONT_CHANGE (1<<31) +#define FP_MODE_DONT_CHANGE (1<<31) struct __ec_align4 ec_params_fp_mode { uint32_t mode; /* as defined by FP_MODE_ constants */ - /* TBD */ }; struct __ec_align4 ec_response_fp_mode { uint32_t mode; /* as defined by FP_MODE_ constants */ - /* TBD */ }; /* Retrieve Fingerprint sensor information */ #define EC_CMD_FP_INFO 0x0403 -struct __ec_align2 ec_response_fp_info { +/* Number of dead pixels detected on the last maintenance */ +#define FP_ERROR_DEAD_PIXELS(errors) ((errors) & 0x3FF) +/* No interrupt from the sensor */ +#define FP_ERROR_NO_IRQ (1 << 12) +/* SPI communication error */ +#define FP_ERROR_SPI_COMM (1 << 13) +/* Invalid sensor Hardware ID */ +#define FP_ERROR_BAD_HWID (1 << 14) +/* Sensor initialization failed */ +#define FP_ERROR_INIT_FAIL (1 << 15) + +struct __ec_align4 ec_response_fp_info_v0 { /* Sensor identification */ uint32_t vendor_id; uint32_t product_id; @@ -4499,14 +4961,74 @@ struct __ec_align2 ec_response_fp_info { uint16_t width; uint16_t height; uint16_t bpp; + uint16_t errors; /* see FP_ERROR_ flags above */ }; -/* Get the last captured finger frame: TODO: will be AES-encrypted */ +struct __ec_align4 ec_response_fp_info { + /* Sensor identification */ + uint32_t vendor_id; + uint32_t product_id; + uint32_t model_id; + uint32_t version; + /* Image frame characteristics */ + uint32_t frame_size; + uint32_t pixel_format; /* using V4L2_PIX_FMT_ */ + uint16_t width; + uint16_t height; + uint16_t bpp; + uint16_t errors; /* see FP_ERROR_ flags above */ + /* Template/finger current information */ + uint32_t template_size; /* max template size in bytes */ + uint16_t template_max; /* maximum number of fingers/templates */ + uint16_t template_valid; /* number of valid fingers/templates */ + uint32_t template_dirty; /* bitmap of templates with MCU side changes */ +}; + +/* Get the last captured finger frame or a template content */ #define EC_CMD_FP_FRAME 0x0404 +/* constants defining the 'offset' field which also contains the frame index */ +#define FP_FRAME_INDEX_SHIFT 28 +#define FP_FRAME_INDEX_RAW_IMAGE 0 +#define FP_FRAME_TEMPLATE_INDEX(offset) ((offset) >> FP_FRAME_INDEX_SHIFT) +#define FP_FRAME_OFFSET_MASK 0x0FFFFFFF + struct __ec_align4 ec_params_fp_frame { + /* + * The offset contains the template index or FP_FRAME_INDEX_RAW_IMAGE + * in the high nibble, and the real offset within the frame in + * FP_FRAME_OFFSET_MASK. + */ + uint32_t offset; + uint32_t size; +}; + +/* Load a template into the MCU */ +#define EC_CMD_FP_TEMPLATE 0x0405 + +/* Flag in the 'size' field indicating that the full template has been sent */ +#define FP_TEMPLATE_COMMIT 0x80000000 + +struct __ec_align4 ec_params_fp_template { uint32_t offset; uint32_t size; + uint8_t data[]; +}; + +/* Clear the current fingerprint user context and set a new one */ +#define EC_CMD_FP_CONTEXT 0x0406 + +#define FP_CONTEXT_USERID_WORDS (32 / sizeof(uint32_t)) +#define FP_CONTEXT_NONCE_WORDS (32 / sizeof(uint32_t)) + +struct __ec_align4 ec_params_fp_context { + uint32_t userid[FP_CONTEXT_USERID_WORDS]; + /* TODO(b/73337313) mostly a placeholder, details to be implemented */ + uint32_t nonce[FP_CONTEXT_NONCE_WORDS]; +}; + +struct __ec_align4 ec_response_fp_context { + uint32_t nonce[FP_CONTEXT_NONCE_WORDS]; }; /*****************************************************************************/ @@ -4536,6 +5058,72 @@ struct __ec_align4 ec_params_tp_frame_get { }; /*****************************************************************************/ +/* EC-EC communication commands: range 0x0600-0x06FF */ + +#define EC_COMM_TEXT_MAX 8 + +/* + * Get battery static information, i.e. information that never changes, or + * very infrequently. + */ +#define EC_CMD_BATTERY_GET_STATIC 0x0600 + +struct __ec_align_size1 ec_params_battery_static_info { + uint8_t index; /* Battery index. */ +}; + +struct __ec_align4 ec_response_battery_static_info { + uint16_t design_capacity; /* Battery Design Capacity (mAh) */ + uint16_t design_voltage; /* Battery Design Voltage (mV) */ + char manufacturer[EC_COMM_TEXT_MAX]; /* Battery Manufacturer String */ + char model[EC_COMM_TEXT_MAX]; /* Battery Model Number String */ + char serial[EC_COMM_TEXT_MAX]; /* Battery Serial Number String */ + char type[EC_COMM_TEXT_MAX]; /* Battery Type String */ + /* TODO(crbug.com/795991): Consider moving to dynamic structure. */ + uint32_t cycle_count; /* Battery Cycle Count */ +}; + +/* + * Get battery dynamic information, i.e. information that is likely to change + * every time it is read. + */ +#define EC_CMD_BATTERY_GET_DYNAMIC 0x0601 + +struct __ec_align_size1 ec_params_battery_dynamic_info { + uint8_t index; /* Battery index. */ +}; + +struct __ec_align2 ec_response_battery_dynamic_info { + int16_t actual_voltage; /* Battery voltage (mV) */ + int16_t actual_current; /* Battery current (mA); negative=discharging */ + int16_t remaining_capacity; /* Remaining capacity (mAh) */ + int16_t full_capacity; /* Capacity (mAh, might change occasionally) */ + int16_t flags; /* Flags, see EC_BATT_FLAG_* */ + int16_t desired_voltage; /* Charging voltage desired by battery (mV) */ + int16_t desired_current; /* Charging current desired by battery (mA) */ +}; + +/* + * Control charger chip. Used to control charger chip on the slave. + */ +#define EC_CMD_CHARGER_CONTROL 0x0602 + +struct __ec_align_size1 ec_params_charger_control { + /* + * Charger current (mA). Positive to allow base to draw up to + * max_current and (possibly) charge battery, negative to request + * current from base (OTG). + */ + int16_t max_current; + + /* Voltage (mV) to use in OTG mode, ignored if max_current is >= 0. */ + uint16_t otg_voltage; + + /* Allow base battery charging (only makes sense if max_current > 0). */ + uint8_t allow_charging; +}; + +/*****************************************************************************/ /* * Reserve a range of host commands for board-specific, experimental, or * special purpose features. These can be (re)used without updating this file. @@ -4609,6 +5197,6 @@ struct __ec_align4 ec_params_tp_frame_get { #define EC_LPC_ADDR_OLD_PARAM EC_HOST_CMD_REGION1 #define EC_OLD_PARAM_SIZE EC_HOST_CMD_REGION_SIZE -#endif /* !__ACPI__ && !__KERNEL__ */ +#endif /* !__ACPI__ */ #endif /* __CROS_EC_EC_COMMANDS_H */ |