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authorYu-Ping Wu <yupingso@chromium.org>2021-01-06 18:13:36 +0800
committerPatrick Georgi <pgeorgi@google.com>2021-01-08 08:20:37 +0000
commit9ff7823fe13a5c985dfd43ee72f25709ad39da78 (patch)
treeb693f19fa9fd198b72e527773e63a4a52e74f018 /src/ec/google
parentb6dff82aab6638e5914dce09fdef05ce8da87190 (diff)
ec/google/chromeec: Update ec_commands.h
This change copies ec_commands.h directly from the Chromium OS EC repo at SHA afffc28f2, with the exception of changing the copyright header to SPDX format. Change-Id: Ie02e0295312050e803a7d701ec4eed1dadfa6c9a Signed-off-by: Yu-Ping Wu <yupingso@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/49196 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/ec/google')
-rw-r--r--src/ec/google/chromeec/ec_commands.h385
1 files changed, 342 insertions, 43 deletions
diff --git a/src/ec/google/chromeec/ec_commands.h b/src/ec/google/chromeec/ec_commands.h
index fb83d60443..39e1cec65d 100644
--- a/src/ec/google/chromeec/ec_commands.h
+++ b/src/ec/google/chromeec/ec_commands.h
@@ -29,7 +29,10 @@ extern "C" {
#include "compile_time_macros.h"
#else
+/* If BUILD_ASSERT isn't already defined, make it a no-op */
+#ifndef BUILD_ASSERT
#define BUILD_ASSERT(_cond)
+#endif /* !BUILD_ASSERT */
#endif /* CHROMIUM_EC */
#ifdef __KERNEL__
@@ -50,6 +53,21 @@ extern "C" {
#define BIT_ULL(nr) (1ULL << (nr))
#endif
+/*
+ * When building Zephyr, this file ends up being included before Zephyr's
+ * include/sys/util.h so causes a warning there. We don't want to add an #ifdef
+ * in that file since it won't be accepted upstream. So work around it here.
+ */
+#ifndef CONFIG_ZEPHYR
+#ifndef GENMASK
+#define GENMASK(h, l) (((BIT(h) << 1) - 1) ^ (BIT(l) - 1))
+#endif
+
+#ifndef GENMASK_ULL
+#define GENMASK_ULL(h, l) (((BIT_ULL(h) << 1) - 1) ^ (BIT_ULL(l) - 1))
+#endif
+#endif
+
#endif /* __KERNEL__ */
/*
@@ -1388,7 +1406,7 @@ enum ec_feature_code {
*/
EC_FEATURE_REFINED_TABLET_MODE_HYSTERESIS = 37,
/*
- * Early Firmware Selection ver.2. Enabled by VBOOT_EFS2 config option.
+ * Early Firmware Selection ver.2. Enabled by CONFIG_VBOOT_EFS2.
* Note this is a RO feature. So, a query (EC_CMD_GET_FEATURES) should
* be sent to RO to be precise.
*/
@@ -1397,6 +1415,18 @@ enum ec_feature_code {
EC_FEATURE_SCP = 39,
/* The MCU is an Integrated Sensor Hub */
EC_FEATURE_ISH = 40,
+ /* New TCPMv2 TYPEC_ prefaced commands supported */
+ EC_FEATURE_TYPEC_CMD = 41,
+ /*
+ * The EC will wait for direction from the AP to enter Type-C alternate
+ * modes or USB4.
+ */
+ EC_FEATURE_TYPEC_REQUIRE_AP_MODE_ENTRY = 42,
+ /*
+ * The EC will wait for an acknowledge from the AP after setting the
+ * mux.
+ */
+ EC_FEATURE_TYPEC_MUX_REQUIRE_AP_ACK = 43,
};
#define EC_FEATURE_MASK_0(event_code) BIT(event_code % 32)
@@ -2599,6 +2629,11 @@ enum motionsensor_orientation {
MOTIONSENSE_ORIENTATION_UNKNOWN = 4,
};
+struct ec_response_activity_data {
+ uint8_t activity; /* motionsensor_activity */
+ uint8_t state;
+} __ec_todo_packed;
+
struct ec_response_motion_sensor_data {
/* Flags for each sensor. */
uint8_t flags;
@@ -2606,17 +2641,16 @@ struct ec_response_motion_sensor_data {
uint8_t sensor_num;
/* Each sensor is up to 3-axis. */
union {
- int16_t data[3];
+ int16_t data[3];
/* for sensors using unsigned data */
- uint16_t udata[3];
+ uint16_t udata[3];
struct __ec_todo_packed {
- uint16_t reserved;
- uint32_t timestamp;
+ uint16_t reserved;
+ uint32_t timestamp;
};
struct __ec_todo_unpacked {
- uint8_t activity; /* motionsensor_activity */
- uint8_t state;
- int16_t add_info[2];
+ struct ec_response_activity_data activity_data;
+ int16_t add_info[2];
};
};
} __ec_todo_packed;
@@ -2864,8 +2898,19 @@ struct ec_params_motion_sense {
/* Ignored, used for alignment. */
uint8_t reserved;
- /* Individual component values to spoof. */
- int16_t components[3];
+ union {
+ /* Individual component values to spoof. */
+ int16_t components[3];
+
+ /* Used when spoofing an activity */
+ struct {
+ /* enum motionsensor_activity */
+ uint8_t activity_num;
+
+ /* spoof activity state */
+ uint8_t activity_state;
+ };
+ };
} spoof;
/* Used for MOTIONSENSE_CMD_TABLET_MODE_LID_ANGLE. */
@@ -3768,6 +3813,7 @@ struct ec_response_get_next_event_v1 {
#define EC_MKBP_LID_OPEN 0
#define EC_MKBP_TABLET_MODE 1
#define EC_MKBP_BASE_ATTACHED 2
+#define EC_MKBP_FRONT_PROXIMITY 3
/* Run keyboard factory test scanning */
#define EC_CMD_KEYBOARD_FACTORY_TEST 0x0068
@@ -4637,6 +4683,7 @@ enum ec_device_event {
EC_DEVICE_EVENT_TRACKPAD,
EC_DEVICE_EVENT_DSP,
EC_DEVICE_EVENT_WIFI,
+ EC_DEVICE_EVENT_WLC,
};
enum ec_device_event_param {
@@ -5183,6 +5230,7 @@ enum ec_reboot_cmd {
EC_REBOOT_DISABLE_JUMP = 5, /* Disable jump until next reboot */
EC_REBOOT_HIBERNATE = 6, /* Hibernate EC */
EC_REBOOT_HIBERNATE_CLEAR_AP_OFF = 7, /* and clears AP_IDLE flag */
+ EC_REBOOT_COLD_AP_OFF = 8, /* Cold-reboot and don't boot AP */
};
/* Flags for ec_params_reboot_ec.reboot_flags */
@@ -5395,10 +5443,6 @@ enum pd_cc_states {
/* Active Link Uni-Direction */
#define USB_PD_CTRL_ACTIVE_LINK_UNIDIR 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;
@@ -5408,8 +5452,7 @@ struct ec_response_usb_pd_control_v2 {
uint8_t dp_mode; /* Current DP pin mode (MODE_DP_PIN_[A-E]) */
uint8_t reserved; /* Reserved for future use */
uint8_t control_flags; /* USB_PD_CTRL_*flags */
- /* TODO: b:158234949 Add definitions for cable speed */
- uint8_t cable_speed; /* USB_R30_SS/TBT_SS_* cable speed */
+ uint8_t cable_speed; /* TBT_SS_* cable speed */
uint8_t cable_gen; /* TBT_GEN3_* cable rounded support */
} __ec_align1;
@@ -5833,7 +5876,7 @@ struct ec_params_set_cbi {
*/
#define EC_CMD_GET_UPTIME_INFO 0x0121
-/* Reset causes */
+/* EC reset causes */
#define EC_RESET_FLAG_OTHER BIT(0) /* Other known reason */
#define EC_RESET_FLAG_RESET_PIN BIT(1) /* Reset pin asserted */
#define EC_RESET_FLAG_BROWNOUT BIT(2) /* Brownout */
@@ -5862,6 +5905,72 @@ struct ec_params_set_cbi {
#define EC_RESET_FLAG_AP_IDLE BIT(21) /* Leave alone AP */
#define EC_RESET_FLAG_INITIAL_PWR BIT(22) /* EC had power, then was reset */
+/*
+ * Reason codes used by the AP after a shutdown to figure out why it was reset
+ * by the EC. These are sent in EC commands. Therefore, to maintain protocol
+ * compatibility:
+ * - New entries must be inserted prior to the _COUNT field
+ * - If an existing entry is no longer in service, it must be replaced with a
+ * RESERVED entry instead.
+ * - The semantic meaning of an entry should not change.
+ * - Do not exceed 2^15 - 1 for reset reasons or 2^16 - 1 for shutdown reasons.
+ */
+enum chipset_reset_reason {
+ CHIPSET_RESET_BEGIN = 0,
+ CHIPSET_RESET_UNKNOWN = CHIPSET_RESET_BEGIN,
+ /* Custom reason defined by a board.c or baseboard.c file */
+ CHIPSET_RESET_BOARD_CUSTOM,
+ /* Believe that the AP has hung */
+ CHIPSET_RESET_HANG_REBOOT,
+ /* Reset by EC console command */
+ CHIPSET_RESET_CONSOLE_CMD,
+ /* Reset by EC host command */
+ CHIPSET_RESET_HOST_CMD,
+ /* Keyboard module reset key combination */
+ CHIPSET_RESET_KB_SYSRESET,
+ /* Keyboard module warm reboot */
+ CHIPSET_RESET_KB_WARM_REBOOT,
+ /* Debug module warm reboot */
+ CHIPSET_RESET_DBG_WARM_REBOOT,
+ /* I cannot self-terminate. You must lower me into the steel. */
+ CHIPSET_RESET_AP_REQ,
+ /* Reset as side-effect of startup sequence */
+ CHIPSET_RESET_INIT,
+ /* EC detected an AP watchdog event. */
+ CHIPSET_RESET_AP_WATCHDOG,
+
+ CHIPSET_RESET_COUNT,
+};
+
+/*
+ * AP hard shutdowns are logged on the same path as resets.
+ */
+enum chipset_shutdown_reason {
+ CHIPSET_SHUTDOWN_BEGIN = BIT(15),
+ CHIPSET_SHUTDOWN_POWERFAIL = CHIPSET_SHUTDOWN_BEGIN,
+ /* Forcing a shutdown as part of EC initialization */
+ CHIPSET_SHUTDOWN_INIT,
+ /* Custom reason on a per-board basis. */
+ CHIPSET_SHUTDOWN_BOARD_CUSTOM,
+ /* This is a reason to inhibit startup, not cause shut down. */
+ CHIPSET_SHUTDOWN_BATTERY_INHIBIT,
+ /* A power_wait_signal is being asserted */
+ CHIPSET_SHUTDOWN_WAIT,
+ /* Critical battery level. */
+ CHIPSET_SHUTDOWN_BATTERY_CRIT,
+ /* Because you told me to. */
+ CHIPSET_SHUTDOWN_CONSOLE_CMD,
+ /* Forcing a shutdown to effect entry to G3. */
+ CHIPSET_SHUTDOWN_G3,
+ /* Force shutdown due to over-temperature. */
+ CHIPSET_SHUTDOWN_THERMAL,
+ /* Force a chipset shutdown from the power button through EC */
+ CHIPSET_SHUTDOWN_BUTTON,
+
+ CHIPSET_SHUTDOWN_COUNT,
+};
+
+
struct ec_response_uptime_info {
/*
* Number of milliseconds since the last EC boot. Sysjump resets
@@ -5889,10 +5998,7 @@ struct ec_response_uptime_info {
/* Empty log entries have both the cause and timestamp set to zero. */
struct ap_reset_log_entry {
- /*
- * See include/chipset.h: enum chipset_{reset,shutdown}_reason
- * for details.
- */
+ /* See enum chipset_{reset,shutdown}_reason for details. */
uint16_t reset_cause;
/* Reserved for protocol growth. */
@@ -6012,13 +6118,21 @@ struct ec_response_locate_chip {
*
* 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
+ * wake events.
+ * - With command version 0:
+ * AP reboots immediately from G3
+ * command usage: ectool reboot_ap_on_g3 && shutdown -h now
+ * - With command version 1:
+ * AP reboots after the user specified delay
+ * command usage: ectool reboot_ap_on_g3 [<delay>] && shutdown -h now
*/
#define EC_CMD_REBOOT_AP_ON_G3 0x0127
+struct ec_params_reboot_ap_on_g3_v1 {
+ /* configurable delay in seconds in G3 state */
+ uint32_t reboot_ap_at_g3_delay;
+} __ec_align4;
+
/*****************************************************************************/
/* Get PD port capabilities
*
@@ -6366,6 +6480,14 @@ struct ec_response_typec_discovery {
enum typec_control_command {
TYPEC_CONTROL_COMMAND_EXIT_MODES,
TYPEC_CONTROL_COMMAND_CLEAR_EVENTS,
+ TYPEC_CONTROL_COMMAND_ENTER_MODE,
+};
+
+/* Modes (USB or alternate) that a type-C port may enter. */
+enum typec_mode {
+ TYPEC_MODE_DP,
+ TYPEC_MODE_TBT,
+ TYPEC_MODE_USB4,
};
struct ec_params_typec_control {
@@ -6380,6 +6502,7 @@ struct ec_params_typec_control {
*/
union {
uint32_t clear_events_mask;
+ uint8_t mode_to_enter; /* enum typec_mode */
uint8_t placeholder[128];
};
} __ec_align1;
@@ -6393,9 +6516,6 @@ struct ec_params_typec_control {
* EC_CMD_USB_PD_CONTROL command.
*
* This also combines in the EC_CMD_USB_PD_MUX_INFO flags.
- *
- * Version 0 of command is under development
- * TODO(b/167700356): Remove this statement when version 0 is finalized
*/
#define EC_CMD_TYPEC_STATUS 0x0133
@@ -6469,33 +6589,183 @@ enum tcpc_cc_polarity {
#define PD_STATUS_EVENT_SOP_DISC_DONE BIT(0)
#define PD_STATUS_EVENT_SOP_PRIME_DISC_DONE BIT(1)
+/*
+ * Encode and decode for BCD revision response
+ *
+ * Note: the major revision set is written assuming that the value given is the
+ * Specification Revision from the PD header, which currently only maps to PD
+ * 1.0-3.0 with the major revision being one greater than the binary value.
+ */
+#define PD_STATUS_REV_SET_MAJOR(r) ((r + 1) << 12)
+#define PD_STATUS_REV_GET_MAJOR(r) ((r >> 12) & 0xF)
+#define PD_STATUS_REV_GET_MINOR(r) ((r >> 8) & 0xF)
+
+/*
+ * Decode helpers for Source and Sink Capability PDOs
+ *
+ * Note: The Power Delivery Specification should be considered the ultimate
+ * source of truth on the decoding of these PDOs
+ */
+#define PDO_TYPE_FIXED (0 << 30)
+#define PDO_TYPE_BATTERY (1 << 30)
+#define PDO_TYPE_VARIABLE (2 << 30)
+#define PDO_TYPE_AUGMENTED (3 << 30)
+#define PDO_TYPE_MASK (3 << 30)
+
+/*
+ * From Table 6-9 and Table 6-14 PD Rev 3.0 Ver 2.0
+ *
+ * <31:30> : Fixed Supply
+ * <29> : Dual-Role Power
+ * <28> : SNK/SRC dependent
+ * <27> : Unconstrained Power
+ * <26> : USB Communications Capable
+ * <25> : Dual-Role Data
+ * <24:20> : SNK/SRC dependent
+ * <19:10> : Voltage in 50mV Units
+ * <9:0> : Maximum Current in 10mA units
+ */
+#define PDO_FIXED_DUAL_ROLE BIT(29)
+#define PDO_FIXED_UNCONSTRAINED BIT(27)
+#define PDO_FIXED_COMM_CAP BIT(26)
+#define PDO_FIXED_DATA_SWAP BIT(25)
+#define PDO_FIXED_FRS_CURR_MASK GENMASK(24, 23) /* Sink Cap only */
+#define PDO_FIXED_VOLTAGE(p) ((p >> 10 & 0x3FF) * 50)
+#define PDO_FIXED_CURRENT(p) ((p & 0x3FF) * 10)
+
+/*
+ * From Table 6-12 and Table 6-16 PD Rev 3.0 Ver 2.0
+ *
+ * <31:30> : Battery
+ * <29:20> : Maximum Voltage in 50mV units
+ * <19:10> : Minimum Voltage in 50mV units
+ * <9:0> : Maximum Allowable Power in 250mW units
+ */
+#define PDO_BATT_MAX_VOLTAGE(p) ((p >> 20 & 0x3FF) * 50)
+#define PDO_BATT_MIN_VOLTAGE(p) ((p >> 10 & 0x3FF) * 50)
+#define PDO_BATT_MAX_POWER(p) ((p & 0x3FF) * 250)
+
+/*
+ * From Table 6-11 and Table 6-15 PD Rev 3.0 Ver 2.0
+ *
+ * <31:30> : Variable Supply (non-Battery)
+ * <29:20> : Maximum Voltage in 50mV units
+ * <19:10> : Minimum Voltage in 50mV units
+ * <9:0> : Operational Current in 10mA units
+ */
+#define PDO_VAR_MAX_VOLTAGE(p) ((p >> 20 & 0x3FF) * 50)
+#define PDO_VAR_MIN_VOLTAGE(p) ((p >> 10 & 0x3FF) * 50)
+#define PDO_VAR_MAX_CURRENT(p) ((p & 0x3FF) * 10)
+
+/*
+ * From Table 6-13 and Table 6-17 PD Rev 3.0 Ver 2.0
+ *
+ * Note this type is reserved in PD 2.0, and only one type of APDO is
+ * supported as of the cited version.
+ *
+ * <31:30> : Augmented Power Data Object
+ * <29:28> : Programmable Power Supply
+ * <27> : PPS Power Limited
+ * <26:25> : Reserved
+ * <24:17> : Maximum Voltage in 100mV increments
+ * <16> : Reserved
+ * <15:8> : Minimum Voltage in 100mV increments
+ * <7> : Reserved
+ * <6:0> : Maximum Current in 50mA increments
+ */
+#define PDO_AUG_MAX_VOLTAGE(p) ((p >> 17 & 0xFF) * 100)
+#define PDO_AUG_MIN_VOLTAGE(p) ((p >> 8 & 0xFF) * 100)
+#define PDO_AUG_MAX_CURRENT(p) ((p & 0x7F) * 50)
+
struct ec_params_typec_status {
uint8_t port;
} __ec_align1;
struct ec_response_typec_status {
- uint8_t pd_enabled; /* PD communication enabled - bool */
- uint8_t dev_connected; /* Device connected - bool */
- uint8_t sop_connected; /* Device is SOP PD capable - bool */
- uint8_t reserved1; /* Reserved for future use */
+ uint8_t pd_enabled; /* PD communication enabled - bool */
+ uint8_t dev_connected; /* Device connected - bool */
+ uint8_t sop_connected; /* Device is SOP PD capable - bool */
+ uint8_t source_cap_count; /* Number of Source Cap PDOs */
- uint8_t power_role; /* enum pd_power_role */
- uint8_t data_role; /* enum pd_data_role */
- uint8_t vconn_role; /* enum pd_vconn_role */
- uint8_t reserved2; /* Reserved for future use */
+ uint8_t power_role; /* enum pd_power_role */
+ uint8_t data_role; /* enum pd_data_role */
+ uint8_t vconn_role; /* enum pd_vconn_role */
+ uint8_t sink_cap_count; /* Number of Sink Cap PDOs */
- uint8_t polarity; /* enum tcpc_cc_polarity */
- uint8_t cc_state; /* enum pd_cc_states */
- uint8_t dp_pin; /* DP pin mode (MODE_DP_IN_[A-E]) */
- uint8_t mux_state; /* USB_PD_MUX* - encoded USB mux state */
+ uint8_t polarity; /* enum tcpc_cc_polarity */
+ uint8_t cc_state; /* enum pd_cc_states */
+ uint8_t dp_pin; /* DP pin mode (MODE_DP_IN_[A-E]) */
+ uint8_t mux_state; /* USB_PD_MUX* - encoded mux state */
- char tc_state[32]; /* TC state name */
+ char tc_state[32]; /* TC state name */
- uint32_t events; /* PD_STATUS_EVENT bitmask */
+ uint32_t events; /* PD_STATUS_EVENT bitmask */
- /* TODO(b/167700356): Add revisions and source cap PDOs */
+ /*
+ * BCD PD revisions for partners
+ *
+ * The format has the PD major reversion in the upper nibble, and PD
+ * minor version in the next nibble. Following two nibbles are
+ * currently 0.
+ * ex. PD 3.2 would map to 0x3200
+ *
+ * PD major/minor will be 0 if no PD device is connected.
+ */
+ uint16_t sop_revision;
+ uint16_t sop_prime_revision;
+
+ uint32_t source_cap_pdos[7]; /* Max 7 PDOs can be present */
+
+ uint32_t sink_cap_pdos[7]; /* Max 7 PDOs can be present */
} __ec_align1;
+/**
+ * Get the number of peripheral charge ports
+ */
+#define EC_CMD_PCHG_COUNT 0x0134
+
+#define EC_PCHG_MAX_PORTS 8
+
+struct ec_response_pchg_count {
+ uint8_t port_count;
+} __ec_align1;
+
+/**
+ * Get the status of a peripheral charge port
+ */
+#define EC_CMD_PCHG 0x0135
+
+struct ec_params_pchg {
+ uint8_t port;
+} __ec_align1;
+
+struct ec_response_pchg {
+ uint32_t error; /* enum pchg_error */
+ uint8_t state; /* enum pchg_state state */
+ uint8_t battery_percentage;
+} __ec_align2;
+
+enum pchg_state {
+ /* Charger is reset and not initialized. */
+ PCHG_STATE_RESET = 0,
+ /* Charger is initialized or disabled. */
+ PCHG_STATE_INITIALIZED,
+ /* Charger is enabled and ready to detect a device. */
+ PCHG_STATE_ENABLED,
+ /* Device is detected in proximity. */
+ PCHG_STATE_DETECTED,
+ /* Device is being charged. */
+ PCHG_STATE_CHARGING,
+};
+
+#define EC_PCHG_STATE_TEXT { \
+ [PCHG_STATE_RESET] = "RESET", \
+ [PCHG_STATE_INITIALIZED] = "INITIALIZED", \
+ [PCHG_STATE_ENABLED] = "ENABLED", \
+ [PCHG_STATE_DETECTED] = "DETECTED", \
+ [PCHG_STATE_CHARGING] = "CHARGING", \
+ }
+
/*****************************************************************************/
/* The command range 0x200-0x2FF is reserved for Rotor. */
@@ -6841,6 +7111,28 @@ struct ec_response_battery_static_info {
uint32_t cycle_count;
} __ec_align4;
+/**
+ * struct ec_response_battery_static_info_v1 - hostcmd v1 battery static info
+ * Equivalent to struct ec_response_battery_static_info, but with longer
+ * strings.
+ * @design_capacity: battery design capacity (in mAh)
+ * @design_voltage: battery design voltage (in mV)
+ * @cycle_count: battery cycle count
+ * @manufacturer_ext: battery manufacturer string
+ * @model_ext: battery model string
+ * @serial_ext: battery serial number string
+ * @type_ext: battery type string
+ */
+struct ec_response_battery_static_info_v1 {
+ uint16_t design_capacity;
+ uint16_t design_voltage;
+ uint32_t cycle_count;
+ char manufacturer_ext[12];
+ char model_ext[12];
+ char serial_ext[12];
+ char type_ext[12];
+} __ec_align4;
+
/*
* Get battery dynamic information, i.e. information that is likely to change
* every time it is read.
@@ -6896,6 +7188,13 @@ struct ec_params_charger_control {
uint8_t allow_charging;
} __ec_align_size1;
+/* Get ACK from the USB-C SS muxes */
+#define EC_CMD_USB_PD_MUX_ACK 0x0603
+
+struct ec_params_usb_pd_mux_ack {
+ uint8_t port; /* USB-C port number */
+} __ec_align1;
+
/*****************************************************************************/
/*
* Reserve a range of host commands for board-specific, experimental, or