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-rw-r--r--include/soc/tegra/bpmp-abi.h1796
-rw-r--r--include/soc/tegra/bpmp.h17
-rw-r--r--include/soc/tegra/ivc.h11
3 files changed, 1375 insertions, 449 deletions
diff --git a/include/soc/tegra/bpmp-abi.h b/include/soc/tegra/bpmp-abi.h
index 53171e324d1c..ecefcaec7e66 100644
--- a/include/soc/tegra/bpmp-abi.h
+++ b/include/soc/tegra/bpmp-abi.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
- * Copyright (c) 2014-2020, NVIDIA CORPORATION. All rights reserved.
+ * Copyright (c) 2014-2022, NVIDIA CORPORATION. All rights reserved.
*/
#ifndef ABI_BPMP_ABI_H
@@ -74,6 +74,32 @@
/**
* @ingroup MRQ_Format
+ * Request an answer from the peer.
+ * This should be set in mrq_request::flags for all requests targetted
+ * at BPMP. For requests originating in BPMP, this flag is optional except
+ * for messages targeting MCE, for which the field must be set.
+ * When this flag is not set, the remote peer must not send a response
+ * back.
+ */
+#define BPMP_MAIL_DO_ACK (1U << 0U)
+
+/**
+ * @ingroup MRQ_Format
+ * Ring the sender's doorbell when responding. This should be set unless
+ * the sender wants to poll the underlying communications layer directly.
+ *
+ * An optional direction that can be specified in mrq_request::flags.
+ */
+#define BPMP_MAIL_RING_DB (1U << 1U)
+
+/**
+ * @ingroup MRQ_Format
+ * CRC present
+ */
+#define BPMP_MAIL_CRC_PRESENT (1U << 2U)
+
+/**
+ * @ingroup MRQ_Format
* @brief Header for an MRQ message
*
* Provides the MRQ number for the MRQ message: #mrq. The remainder of
@@ -85,12 +111,139 @@ struct mrq_request {
uint32_t mrq;
/**
- * @brief Flags providing follow up directions to the receiver
+ * @brief 32bit word containing a number of fields as follows:
+ *
+ * struct {
+ * uint8_t options:4;
+ * uint8_t xid:4;
+ * uint8_t payload_length;
+ * uint16_t crc16;
+ * };
+ *
+ * **options** directions to the receiver and indicates CRC presence.
+ *
+ * #BPMP_MAIL_DO_ACK and #BPMP_MAIL_RING_DB see documentation of respective options.
+ * #BPMP_MAIL_CRC_PRESENT is supported on T234 and later platforms. It indicates the
+ * crc16, xid and length fields are present when set.
+ * Some platform configurations, especially when targeted to applications requiring
+ * functional safety, mandate this option being set or otherwise will respond with
+ * -BPMP_EBADMSG and ignore the request.
+ *
+ * **xid** is a transaction ID.
+ *
+ * Only used when #BPMP_MAIL_CRC_PRESENT is set.
+ *
+ * **payload_length** of the message expressed in bytes without the size of this header.
+ * See table below for minimum accepted payload lengths for each MRQ.
+ * Note: For DMCE communication, this field expresses the length as a multiple of 4 bytes
+ * rather than bytes.
+ *
+ * Only used when #BPMP_MAIL_CRC_PRESENT is set.
+ *
+ * | MRQ | CMD | minimum payload length
+ * | -------------------- | ------------------------------------ | ------------------------------------------ |
+ * | MRQ_PING | | 4 |
+ * | MRQ_THREADED_PING | | 4 |
+ * | MRQ_RESET | any | 8 |
+ * | MRQ_I2C | | 12 + cmd_i2c_xfer_request.data_size |
+ * | MRQ_CLK | CMD_CLK_GET_RATE | 4 |
+ * | MRQ_CLK | CMD_CLK_SET_RATE | 16 |
+ * | MRQ_CLK | CMD_CLK_ROUND_RATE | 16 |
+ * | MRQ_CLK | CMD_CLK_GET_PARENT | 4 |
+ * | MRQ_CLK | CMD_CLK_SET_PARENT | 8 |
+ * | MRQ_CLK | CMD_CLK_ENABLE | 4 |
+ * | MRQ_CLK | CMD_CLK_DISABLE | 4 |
+ * | MRQ_CLK | CMD_CLK_IS_ENABLED | 4 |
+ * | MRQ_CLK | CMD_CLK_GET_ALL_INFO | 4 |
+ * | MRQ_CLK | CMD_CLK_GET_MAX_CLK_ID | 4 |
+ * | MRQ_CLK | CMD_CLK_GET_FMAX_AT_VMIN | 4 |
+ * | MRQ_QUERY_ABI | | 4 |
+ * | MRQ_PG | CMD_PG_QUERY_ABI | 12 |
+ * | MRQ_PG | CMD_PG_SET_STATE | 12 |
+ * | MRQ_PG | CMD_PG_GET_STATE | 8 |
+ * | MRQ_PG | CMD_PG_GET_NAME | 8 |
+ * | MRQ_PG | CMD_PG_GET_MAX_ID | 8 |
+ * | MRQ_THERMAL | CMD_THERMAL_QUERY_ABI | 8 |
+ * | MRQ_THERMAL | CMD_THERMAL_GET_TEMP | 8 |
+ * | MRQ_THERMAL | CMD_THERMAL_SET_TRIP | 20 |
+ * | MRQ_THERMAL | CMD_THERMAL_GET_NUM_ZONES | 4 |
+ * | MRQ_THERMAL | CMD_THERMAL_GET_THERMTRIP | 8 |
+ * | MRQ_CPU_VHINT | | 8 |
+ * | MRQ_ABI_RATCHET | | 2 |
+ * | MRQ_EMC_DVFS_LATENCY | | 8 |
+ * | MRQ_EMC_DVFS_EMCHUB | | 8 |
+ * | MRQ_EMC_DISP_RFL | | 4 |
+ * | MRQ_BWMGR | CMD_BWMGR_QUERY_ABI | 8 |
+ * | MRQ_BWMGR | CMD_BWMGR_CALC_RATE | 8 + 8 * bwmgr_rate_req.num_iso_clients |
+ * | MRQ_ISO_CLIENT | CMD_ISO_CLIENT_QUERY_ABI | 8 |
+ * | MRQ_ISO_CLIENT | CMD_ISO_CLIENT_CALCULATE_LA | 16 |
+ * | MRQ_ISO_CLIENT | CMD_ISO_CLIENT_SET_LA | 16 |
+ * | MRQ_ISO_CLIENT | CMD_ISO_CLIENT_GET_MAX_BW | 8 |
+ * | MRQ_CPU_NDIV_LIMITS | | 4 |
+ * | MRQ_CPU_AUTO_CC3 | | 4 |
+ * | MRQ_RINGBUF_CONSOLE | CMD_RINGBUF_CONSOLE_QUERY_ABI | 8 |
+ * | MRQ_RINGBUF_CONSOLE | CMD_RINGBUF_CONSOLE_READ | 5 |
+ * | MRQ_RINGBUF_CONSOLE | CMD_RINGBUF_CONSOLE_WRITE | 5 + cmd_ringbuf_console_write_req.len |
+ * | MRQ_RINGBUF_CONSOLE | CMD_RINGBUF_CONSOLE_GET_FIFO | 4 |
+ * | MRQ_STRAP | STRAP_SET | 12 |
+ * | MRQ_UPHY | CMD_UPHY_PCIE_LANE_MARGIN_CONTROL | 24 |
+ * | MRQ_UPHY | CMD_UPHY_PCIE_LANE_MARGIN_STATUS | 4 |
+ * | MRQ_UPHY | CMD_UPHY_PCIE_EP_CONTROLLER_PLL_INIT | 5 |
+ * | MRQ_UPHY | CMD_UPHY_PCIE_CONTROLLER_STATE | 6 |
+ * | MRQ_UPHY | CMD_UPHY_PCIE_EP_CONTROLLER_PLL_OFF | 5 |
+ * | MRQ_FMON | CMD_FMON_GEAR_CLAMP | 16 |
+ * | MRQ_FMON | CMD_FMON_GEAR_FREE | 4 |
+ * | MRQ_FMON | CMD_FMON_GEAR_GET | 4 |
+ * | MRQ_FMON | CMD_FMON_FAULT_STS_GET | 8 |
+ * | MRQ_EC | CMD_EC_STATUS_EX_GET | 12 |
+ * | MRQ_QUERY_FW_TAG | | 0 |
+ * | MRQ_DEBUG | CMD_DEBUG_OPEN_RO | 4 + length of cmd_debug_fopen_request.name |
+ * | MRQ_DEBUG | CMD_DEBUG_OPEN_WO | 4 + length of cmd_debug_fopen_request.name |
+ * | MRQ_DEBUG | CMD_DEBUG_READ | 8 |
+ * | MRQ_DEBUG | CMD_DEBUG_WRITE | 12 + cmd_debug_fwrite_request.datalen |
+ * | MRQ_DEBUG | CMD_DEBUG_CLOSE | 8 |
+ * | MRQ_TELEMETRY | | 8 |
+ * | MRQ_PWR_LIMIT | CMD_PWR_LIMIT_QUERY_ABI | 8 |
+ * | MRQ_PWR_LIMIT | CMD_PWR_LIMIT_SET | 20 |
+ * | MRQ_PWR_LIMIT | CMD_PWR_LIMIT_GET | 16 |
+ * | MRQ_PWR_LIMIT | CMD_PWR_LIMIT_CURR_CAP | 8 |
+ * | MRQ_GEARS | | 0 |
+ * | MRQ_BWMGR_INT | CMD_BWMGR_INT_QUERY_ABI | 8 |
+ * | MRQ_BWMGR_INT | CMD_BWMGR_INT_CALC_AND_SET | 16 |
+ * | MRQ_BWMGR_INT | CMD_BWMGR_INT_CAP_SET | 8 |
+ * | MRQ_OC_STATUS | | 0 |
+ *
+ * **crc16**
+ *
+ * CRC16 using polynomial x^16 + x^14 + x^12 + x^11 + x^8 + x^5 + x^4 + x^2 + 1
+ * and initialization value 0x4657. The CRC is calculated over all bytes of the message
+ * including this header. However the crc16 field is considered to be set to 0 when
+ * calculating the CRC. Only used when #BPMP_MAIL_CRC_PRESENT is set. If
+ * #BPMP_MAIL_CRC_PRESENT is set and this field does not match the CRC as
+ * calculated by BPMP, -BPMP_EBADMSG will be returned and the request will
+ * be ignored. See code snippet below on how to calculate the CRC.
*
- * | Bit | Description |
- * |-----|--------------------------------------------|
- * | 1 | ring the sender's doorbell when responding |
- * | 0 | should be 1 |
+ * @code
+ * uint16_t calc_crc_digest(uint16_t crc, uint8_t *data, size_t size)
+ * {
+ * for (size_t i = 0; i < size; i++) {
+ * crc ^= data[i] << 8;
+ * for (size_t j = 0; j < 8; j++) {
+ * if ((crc & 0x8000) == 0x8000) {
+ * crc = (crc << 1) ^ 0xAC9A;
+ * } else {
+ * crc = (crc << 1);
+ * }
+ * }
+ * }
+ * return crc;
+ * }
+ *
+ * uint16_t calc_crc(uint8_t *data, size_t size)
+ * {
+ * return calc_crc_digest(0x4657, data, size);
+ * }
+ * @endcode
*/
uint32_t flags;
} BPMP_ABI_PACKED;
@@ -107,7 +260,35 @@ struct mrq_request {
struct mrq_response {
/** @brief Error code for the MRQ request itself */
int32_t err;
- /** @brief Reserved for future use */
+
+ /**
+ * @brief 32bit word containing a number of fields as follows:
+ *
+ * struct {
+ * uint8_t options:4;
+ * uint8_t xid:4;
+ * uint8_t payload_length;
+ * uint16_t crc16;
+ * };
+ *
+ * **options** indicates CRC presence.
+ *
+ * #BPMP_MAIL_CRC_PRESENT is supported on T234 and later platforms and
+ * indicates the crc16 related fields are present when set.
+ *
+ * **xid** is the transaction ID as sent by the requestor.
+ *
+ * **length** of the message expressed in bytes without the size of this header.
+ * Note: For DMCE communication, this field expresses the length as a multiple of 4 bytes
+ * rather than bytes.
+ *
+ * **crc16**
+ *
+ * CRC16 using polynomial x^16 + x^14 + x^12 + x^11 + x^8 + x^5 + x^4 + x^2 + 1
+ * and initialization value 0x4657. The CRC is calculated over all bytes of the message
+ * including this header. However the crc16 field is considered to be set to 0 when
+ * calculating the CRC. Only used when #BPMP_MAIL_CRC_PRESENT is set.
+ */
uint32_t flags;
} BPMP_ABI_PACKED;
@@ -131,24 +312,16 @@ struct mrq_response {
#define MRQ_PING 0U
#define MRQ_QUERY_TAG 1U
-#define MRQ_MODULE_LOAD 4U
-#define MRQ_MODULE_UNLOAD 5U
-#define MRQ_TRACE_MODIFY 7U
-#define MRQ_WRITE_TRACE 8U
#define MRQ_THREADED_PING 9U
-#define MRQ_MODULE_MAIL 11U
#define MRQ_DEBUGFS 19U
#define MRQ_RESET 20U
#define MRQ_I2C 21U
#define MRQ_CLK 22U
#define MRQ_QUERY_ABI 23U
-#define MRQ_PG_READ_STATE 25U
-#define MRQ_PG_UPDATE_STATE 26U
#define MRQ_THERMAL 27U
#define MRQ_CPU_VHINT 28U
#define MRQ_ABI_RATCHET 29U
#define MRQ_EMC_DVFS_LATENCY 31U
-#define MRQ_TRACE_ITER 64U
#define MRQ_RINGBUF_CONSOLE 65U
#define MRQ_PG 66U
#define MRQ_CPU_NDIV_LIMITS 67U
@@ -159,6 +332,40 @@ struct mrq_response {
#define MRQ_FMON 72U
#define MRQ_EC 73U
#define MRQ_DEBUG 75U
+#define MRQ_EMC_DVFS_EMCHUB 76U
+#define MRQ_BWMGR 77U
+#define MRQ_ISO_CLIENT 78U
+#define MRQ_EMC_DISP_RFL 79U
+#define MRQ_TELEMETRY 80U
+#define MRQ_PWR_LIMIT 81U
+#define MRQ_GEARS 82U
+#define MRQ_BWMGR_INT 83U
+#define MRQ_OC_STATUS 84U
+
+/** @cond DEPRECATED */
+#define MRQ_RESERVED_2 2U
+#define MRQ_RESERVED_3 3U
+#define MRQ_RESERVED_4 4U
+#define MRQ_RESERVED_5 5U
+#define MRQ_RESERVED_6 6U
+#define MRQ_RESERVED_7 7U
+#define MRQ_RESERVED_8 8U
+#define MRQ_RESERVED_10 10U
+#define MRQ_RESERVED_11 11U
+#define MRQ_RESERVED_12 12U
+#define MRQ_RESERVED_13 13U
+#define MRQ_RESERVED_14 14U
+#define MRQ_RESERVED_15 15U
+#define MRQ_RESERVED_16 16U
+#define MRQ_RESERVED_17 17U
+#define MRQ_RESERVED_18 18U
+#define MRQ_RESERVED_24 24U
+#define MRQ_RESERVED_25 25U
+#define MRQ_RESERVED_26 26U
+#define MRQ_RESERVED_30 30U
+#define MRQ_RESERVED_64 64U
+#define MRQ_RESERVED_74 74U
+/** @endcond DEPRECATED */
/** @} */
@@ -167,7 +374,7 @@ struct mrq_response {
* @brief Maximum MRQ code to be sent by CPU software to
* BPMP. Subject to change in future
*/
-#define MAX_CPU_MRQ_ID 75U
+#define MAX_CPU_MRQ_ID 84U
/**
* @addtogroup MRQ_Payloads
@@ -183,8 +390,11 @@ struct mrq_response {
* @defgroup ABI_info ABI Info
* @defgroup Powergating Power Gating
* @defgroup Thermal Thermal
+ * @defgroup OC_status OC status
* @defgroup Vhint CPU Voltage hint
* @defgroup EMC EMC
+ * @defgroup BWMGR BWMGR
+ * @defgroup ISO_CLIENT ISO_CLIENT
* @defgroup CPU NDIV Limits
* @defgroup RingbufConsole Ring Buffer Console
* @defgroup Strap Straps
@@ -192,8 +402,11 @@ struct mrq_response {
* @defgroup CC3 Auto-CC3
* @defgroup FMON FMON
* @defgroup EC EC
- * @defgroup Fbvolt_status Fuse Burn Voltage Status
- * @}
+ * @defgroup Telemetry Telemetry
+ * @defgroup Pwrlimit PWR_LIMIT
+ * @defgroup Gears Gears
+ * @defgroup BWMGR_INT Bandwidth Manager Integrated
+ * @} MRQ_Payloads
*/
/**
@@ -304,190 +517,6 @@ struct mrq_query_fw_tag_response {
uint8_t tag[32];
} BPMP_ABI_PACKED;
-/**
- * @ingroup MRQ_Codes
- * @def MRQ_MODULE_LOAD
- * @brief Dynamically load a BPMP code module
- *
- * * Platforms: T210, T210B01, T186
- * @cond (bpmp_t210 || bpmp_t210b01 || bpmp_t186)
- * * Initiators: CCPLEX
- * * Targets: BPMP
- * * Request Payload: @ref mrq_module_load_request
- * * Response Payload: @ref mrq_module_load_response
- *
- * @note This MRQ is disabled on production systems
- *
- */
-
-/**
- * @ingroup Module
- * @brief Request with #MRQ_MODULE_LOAD
- *
- * Used by #MRQ_MODULE_LOAD calls to ask the recipient to dynamically
- * load the code located at #phys_addr and having size #size
- * bytes. #phys_addr is treated as a void pointer.
- *
- * The recipient copies the code from #phys_addr to locally allocated
- * memory prior to responding to this message.
- *
- * @todo document the module header format
- *
- * The sender is responsible for ensuring that the code is mapped in
- * the recipient's address map.
- *
- */
-struct mrq_module_load_request {
- /** @brief Base address of the code to load */
- uint32_t phys_addr;
- /** @brief Size in bytes of code to load */
- uint32_t size;
-} BPMP_ABI_PACKED;
-
-/**
- * @ingroup Module
- * @brief Response to #MRQ_MODULE_LOAD
- *
- * @todo document mrq_response::err
- */
-struct mrq_module_load_response {
- /** @brief Handle to the loaded module */
- uint32_t base;
-} BPMP_ABI_PACKED;
-/** @endcond*/
-
-/**
- * @ingroup MRQ_Codes
- * @def MRQ_MODULE_UNLOAD
- * @brief Unload a previously loaded code module
- *
- * * Platforms: T210, T210B01, T186
- * @cond (bpmp_t210 || bpmp_t210b01 || bpmp_t186)
- * * Initiators: CCPLEX
- * * Targets: BPMP
- * * Request Payload: @ref mrq_module_unload_request
- * * Response Payload: N/A
- *
- * @note This MRQ is disabled on production systems
- */
-
-/**
- * @ingroup Module
- * @brief Request with #MRQ_MODULE_UNLOAD
- *
- * Used by #MRQ_MODULE_UNLOAD calls to request that a previously loaded
- * module be unloaded.
- */
-struct mrq_module_unload_request {
- /** @brief Handle of the module to unload */
- uint32_t base;
-} BPMP_ABI_PACKED;
-/** @endcond*/
-
-/**
- * @ingroup MRQ_Codes
- * @def MRQ_TRACE_MODIFY
- * @brief Modify the set of enabled trace events
- *
- * @deprecated
- *
- * * Platforms: All
- * * Initiators: CCPLEX
- * * Targets: BPMP
- * * Request Payload: @ref mrq_trace_modify_request
- * * Response Payload: @ref mrq_trace_modify_response
- *
- * @note This MRQ is disabled on production systems
- */
-
-/**
- * @ingroup Trace
- * @brief Request with #MRQ_TRACE_MODIFY
- *
- * Used by %MRQ_TRACE_MODIFY calls to enable or disable specify trace
- * events. #set takes precedence for any bit set in both #set and
- * #clr.
- */
-struct mrq_trace_modify_request {
- /** @brief Bit mask of trace events to disable */
- uint32_t clr;
- /** @brief Bit mask of trace events to enable */
- uint32_t set;
-} BPMP_ABI_PACKED;
-
-/**
- * @ingroup Trace
- * @brief Response to #MRQ_TRACE_MODIFY
- *
- * Sent in repsonse to an #MRQ_TRACE_MODIFY message. #mask reflects the
- * state of which events are enabled after the recipient acted on the
- * message.
- *
- */
-struct mrq_trace_modify_response {
- /** @brief Bit mask of trace event enable states */
- uint32_t mask;
-} BPMP_ABI_PACKED;
-
-/**
- * @ingroup MRQ_Codes
- * @def MRQ_WRITE_TRACE
- * @brief Write trace data to a buffer
- *
- * @deprecated
- *
- * * Platforms: All
- * * Initiators: CCPLEX
- * * Targets: BPMP
- * * Request Payload: @ref mrq_write_trace_request
- * * Response Payload: @ref mrq_write_trace_response
- *
- * mrq_response::err depends on the @ref mrq_write_trace_request field
- * values. err is -#BPMP_EINVAL if size is zero or area is NULL or
- * area is in an illegal range. A positive value for err indicates the
- * number of bytes written to area.
- *
- * @note This MRQ is disabled on production systems
- */
-
-/**
- * @ingroup Trace
- * @brief Request with #MRQ_WRITE_TRACE
- *
- * Used by MRQ_WRITE_TRACE calls to ask the recipient to copy trace
- * data from the recipient's local buffer to the output buffer. #area
- * is treated as a byte-aligned pointer in the recipient's address
- * space.
- *
- * The sender is responsible for ensuring that the output
- * buffer is mapped in the recipient's address map. The recipient is
- * responsible for protecting its own code and data from accidental
- * overwrites.
- */
-struct mrq_write_trace_request {
- /** @brief Base address of output buffer */
- uint32_t area;
- /** @brief Size in bytes of the output buffer */
- uint32_t size;
-} BPMP_ABI_PACKED;
-
-/**
- * @ingroup Trace
- * @brief Response to #MRQ_WRITE_TRACE
- *
- * Once this response is sent, the respondent will not access the
- * output buffer further.
- */
-struct mrq_write_trace_response {
- /**
- * @brief Flag whether more data remains in local buffer
- *
- * Value is 1 if the entire local trace buffer has been
- * drained to the outputbuffer. Value is 0 otherwise.
- */
- uint32_t eof;
-} BPMP_ABI_PACKED;
-
/** @private */
struct mrq_threaded_ping_request {
uint32_t challenge;
@@ -500,50 +529,6 @@ struct mrq_threaded_ping_response {
/**
* @ingroup MRQ_Codes
- * @def MRQ_MODULE_MAIL
- * @brief Send a message to a loadable module
- *
- * * Platforms: T210, T210B01, T186
- * @cond (bpmp_t210 || bpmp_t210b01 || bpmp_t186)
- * * Initiators: Any
- * * Targets: BPMP
- * * Request Payload: @ref mrq_module_mail_request
- * * Response Payload: @ref mrq_module_mail_response
- *
- * @note This MRQ is disabled on production systems
- */
-
-/**
- * @ingroup Module
- * @brief Request with #MRQ_MODULE_MAIL
- */
-struct mrq_module_mail_request {
- /** @brief Handle to the previously loaded module */
- uint32_t base;
- /** @brief Module-specific mail payload
- *
- * The length of data[ ] is unknown to the BPMP core firmware
- * but it is limited to the size of an IPC message.
- */
- uint8_t data[BPMP_ABI_EMPTY_ARRAY];
-} BPMP_ABI_PACKED;
-
-/**
- * @ingroup Module
- * @brief Response to #MRQ_MODULE_MAIL
- */
-struct mrq_module_mail_response {
- /** @brief Module-specific mail payload
- *
- * The length of data[ ] is unknown to the BPMP core firmware
- * but it is limited to the size of an IPC message.
- */
- uint8_t data[BPMP_ABI_EMPTY_ARRAY];
-} BPMP_ABI_PACKED;
-/** @endcond */
-
-/**
- * @ingroup MRQ_Codes
* @def MRQ_DEBUGFS
* @brief Interact with BPMP's debugfs file nodes
*
@@ -686,7 +671,7 @@ struct mrq_debugfs_response {
#define DEBUGFS_S_ISDIR (1 << 9)
#define DEBUGFS_S_IRUSR (1 << 8)
#define DEBUGFS_S_IWUSR (1 << 7)
-/** @} */
+/** @} Debugfs */
/**
* @ingroup MRQ_Codes
@@ -931,7 +916,7 @@ enum mrq_reset_commands {
* @brief Request with MRQ_RESET
*
* Used by the sender of an #MRQ_RESET message to request BPMP to
- * assert or deassert a given reset line.
+ * assert or or deassert a given reset line.
*/
struct mrq_reset_request {
/** @brief Reset action to perform (@ref mrq_reset_commands) */
@@ -970,7 +955,7 @@ struct mrq_reset_response {
} BPMP_UNION_ANON;
} BPMP_ABI_PACKED;
-/** @} */
+/** @} Reset */
/**
* @ingroup MRQ_Codes
@@ -1032,7 +1017,17 @@ struct serial_i2c_request {
* @brief Trigger one or more i2c transactions
*/
struct cmd_i2c_xfer_request {
- /** @brief Valid bus number from @ref bpmp_i2c_ids*/
+ /**
+ * @brief Tegra PWR_I2C bus identifier
+ *
+ * @cond (bpmp_t234 || bpmp_t239 || bpmp_t194)
+ * Must be set to 5.
+ * @endcond (bpmp_t234 || bpmp_t239 || bpmp_t194)
+ * @cond bpmp_th500
+ * Must be set to 1.
+ * @endcond bpmp_th500
+ *
+ */
uint32_t bus_id;
/** @brief Count of valid bytes in #data_buf*/
@@ -1084,7 +1079,7 @@ struct mrq_i2c_response {
struct cmd_i2c_xfer_response xfer;
} BPMP_ABI_PACKED;
-/** @} */
+/** @} I2C */
/**
* @ingroup MRQ_Codes
@@ -1109,6 +1104,13 @@ enum {
CMD_CLK_IS_ENABLED = 6,
CMD_CLK_ENABLE = 7,
CMD_CLK_DISABLE = 8,
+/** @cond DEPRECATED */
+ CMD_CLK_PROPERTIES = 9,
+ CMD_CLK_POSSIBLE_PARENTS = 10,
+ CMD_CLK_NUM_POSSIBLE_PARENTS = 11,
+ CMD_CLK_GET_POSSIBLE_PARENT = 12,
+ CMD_CLK_RESET_REFCOUNTS = 13,
+/** @endcond DEPRECATED */
CMD_CLK_GET_ALL_INFO = 14,
CMD_CLK_GET_MAX_CLK_ID = 15,
CMD_CLK_GET_FMAX_AT_VMIN = 16,
@@ -1119,6 +1121,21 @@ enum {
#define BPMP_CLK_HAS_SET_RATE (1U << 1U)
#define BPMP_CLK_IS_ROOT (1U << 2U)
#define BPMP_CLK_IS_VAR_ROOT (1U << 3U)
+/**
+ * @brief Protection against rate and parent changes
+ *
+ * #MRQ_CLK command #CMD_CLK_SET_RATE or #MRQ_CLK command #CMD_CLK_SET_PARENT will return
+ * -#BPMP_EACCES.
+ */
+#define BPMP_CLK_RATE_PARENT_CHANGE_DENIED (1U << 30)
+
+/**
+ * @brief Protection against state changes
+ *
+ * #MRQ_CLK command #CMD_CLK_ENABLE or #MRQ_CLK command #CMD_CLK_DISABLE will return
+ * -#BPMP_EACCES.
+ */
+#define BPMP_CLK_STATE_CHANGE_DENIED (1U << 31)
#define MRQ_CLK_NAME_MAXLEN 40U
#define MRQ_CLK_MAX_PARENTS 16U
@@ -1210,6 +1227,46 @@ struct cmd_clk_disable_response {
BPMP_ABI_EMPTY
} BPMP_ABI_PACKED;
+/** @cond DEPRECATED */
+/** @private */
+struct cmd_clk_properties_request {
+ BPMP_ABI_EMPTY
+} BPMP_ABI_PACKED;
+
+/** @todo flags need to be spelled out here */
+struct cmd_clk_properties_response {
+ uint32_t flags;
+} BPMP_ABI_PACKED;
+
+/** @private */
+struct cmd_clk_possible_parents_request {
+ BPMP_ABI_EMPTY
+} BPMP_ABI_PACKED;
+
+struct cmd_clk_possible_parents_response {
+ uint8_t num_parents;
+ uint8_t reserved[3];
+ uint32_t parent_id[MRQ_CLK_MAX_PARENTS];
+} BPMP_ABI_PACKED;
+
+/** @private */
+struct cmd_clk_num_possible_parents_request {
+ BPMP_ABI_EMPTY
+} BPMP_ABI_PACKED;
+
+struct cmd_clk_num_possible_parents_response {
+ uint8_t num_parents;
+} BPMP_ABI_PACKED;
+
+struct cmd_clk_get_possible_parent_request {
+ uint8_t parent_idx;
+} BPMP_ABI_PACKED;
+
+struct cmd_clk_get_possible_parent_response {
+ uint32_t parent_id;
+} BPMP_ABI_PACKED;
+/** @endcond DEPRECATED */
+
/** @private */
struct cmd_clk_get_all_info_request {
BPMP_ABI_EMPTY
@@ -1241,6 +1298,7 @@ struct cmd_clk_get_fmax_at_vmin_response {
int64_t rate;
} BPMP_ABI_PACKED;
+
/**
* @ingroup Clocks
* @brief Request with #MRQ_CLK
@@ -1267,6 +1325,17 @@ struct cmd_clk_get_fmax_at_vmin_response {
*
*/
+/** @cond DEPRECATED
+ *
+ * Older versions of firmware also supported following sub-commands:
+ * |CMD_CLK_PROPERTIES |- |
+ * |CMD_CLK_POSSIBLE_PARENTS |- |
+ * |CMD_CLK_NUM_POSSIBLE_PARENTS|- |
+ * |CMD_CLK_GET_POSSIBLE_PARENT |clk_get_possible_parent|
+ * |CMD_CLK_RESET_REFCOUNTS |- |
+ *
+ * @endcond DEPRECATED */
+
struct mrq_clk_request {
/** @brief Sub-command and clock id concatenated to 32-bit word.
* - bits[31..24] is the sub-cmd.
@@ -1288,6 +1357,15 @@ struct mrq_clk_request {
struct cmd_clk_disable_request clk_disable;
/** @private */
struct cmd_clk_is_enabled_request clk_is_enabled;
+ /** @cond DEPRECATED */
+ /** @private */
+ struct cmd_clk_properties_request clk_properties;
+ /** @private */
+ struct cmd_clk_possible_parents_request clk_possible_parents;
+ /** @private */
+ struct cmd_clk_num_possible_parents_request clk_num_possible_parents;
+ struct cmd_clk_get_possible_parent_request clk_get_possible_parent;
+ /** @endcond DEPRECATED */
/** @private */
struct cmd_clk_get_all_info_request clk_get_all_info;
/** @private */
@@ -1321,6 +1399,17 @@ struct mrq_clk_request {
*
*/
+/** @cond DEPRECATED
+ *
+ * Older versions of firmware also supported following sub-commands:
+ * |CMD_CLK_PROPERTIES |clk_properties |
+ * |CMD_CLK_POSSIBLE_PARENTS |clk_possible_parents |
+ * |CMD_CLK_NUM_POSSIBLE_PARENTS|clk_num_possible_parents|
+ * |CMD_CLK_GET_POSSIBLE_PARENT |clk_get_possible_parents|
+ * |CMD_CLK_RESET_REFCOUNTS |- |
+ *
+ * @endcond DEPRECATED */
+
struct mrq_clk_response {
union {
struct cmd_clk_get_rate_response clk_get_rate;
@@ -1333,13 +1422,19 @@ struct mrq_clk_response {
/** @private */
struct cmd_clk_disable_response clk_disable;
struct cmd_clk_is_enabled_response clk_is_enabled;
+ /** @cond DEPRECATED */
+ struct cmd_clk_properties_response clk_properties;
+ struct cmd_clk_possible_parents_response clk_possible_parents;
+ struct cmd_clk_num_possible_parents_response clk_num_possible_parents;
+ struct cmd_clk_get_possible_parent_response clk_get_possible_parent;
+ /** @endcond DEPRECATED */
struct cmd_clk_get_all_info_response clk_get_all_info;
struct cmd_clk_get_max_clk_id_response clk_get_max_clk_id;
struct cmd_clk_get_fmax_at_vmin_response clk_get_fmax_at_vmin;
} BPMP_UNION_ANON;
} BPMP_ABI_PACKED;
-/** @} */
+/** @} Clocks */
/**
* @ingroup MRQ_Codes
@@ -1378,107 +1473,20 @@ struct mrq_query_abi_response {
} BPMP_ABI_PACKED;
/**
- * @ingroup MRQ_Codes
- * @def MRQ_PG_READ_STATE
- * @brief Read the power-gating state of a partition
*
- * * Platforms: T186
- * @cond bpmp_t186
- * * Initiators: Any
- * * Targets: BPMP
- * * Request Payload: @ref mrq_pg_read_state_request
- * * Response Payload: @ref mrq_pg_read_state_response
- */
-
-/**
- * @ingroup Powergating
- * @brief Request with #MRQ_PG_READ_STATE
- *
- * Used by MRQ_PG_READ_STATE call to read the current state of a
- * partition.
- */
-struct mrq_pg_read_state_request {
- /** @brief ID of partition */
- uint32_t partition_id;
-} BPMP_ABI_PACKED;
-
-/**
- * @ingroup Powergating
- * @brief Response to MRQ_PG_READ_STATE
- * @todo define possible errors.
- */
-struct mrq_pg_read_state_response {
- /** @brief Read as don't care */
- uint32_t sram_state;
- /** @brief State of power partition
- * * 0 : off
- * * 1 : on
- */
- uint32_t logic_state;
-} BPMP_ABI_PACKED;
-/** @endcond*/
-/** @} */
-
-/**
- * @ingroup MRQ_Codes
- * @def MRQ_PG_UPDATE_STATE
- * @brief Modify the power-gating state of a partition. In contrast to
- * MRQ_PG calls, the operations that change state (on/off) of power
- * partition are reference counted.
- *
- * * Platforms: T186
- * @cond bpmp_t186
- * * Initiators: Any
- * * Targets: BPMP
- * * Request Payload: @ref mrq_pg_update_state_request
- * * Response Payload: N/A
- */
-
-/**
- * @ingroup Powergating
- * @brief Request with mrq_pg_update_state_request
- *
- * Used by #MRQ_PG_UPDATE_STATE call to request BPMP to change the
- * state of a power partition #partition_id.
- */
-struct mrq_pg_update_state_request {
- /** @brief ID of partition */
- uint32_t partition_id;
- /** @brief Secondary control of power partition
- * @details Ignored by many versions of the BPMP
- * firmware. For maximum compatibility, set the value
- * according to @ref logic_state
- * * 0x1: power ON partition (@ref logic_state == 0x3)
- * * 0x3: power OFF partition (@ref logic_state == 0x1)
- */
- uint32_t sram_state;
- /** @brief Controls state of power partition, legal values are
- * * 0x1 : power OFF partition
- * * 0x3 : power ON partition
- */
- uint32_t logic_state;
- /** @brief Change state of clocks of the power partition, legal values
- * * 0x0 : do not change clock state
- * * 0x1 : disable partition clocks (only applicable when
- * @ref logic_state == 0x1)
- * * 0x3 : enable partition clocks (only applicable when
- * @ref logic_state == 0x3)
- */
- uint32_t clock_state;
-} BPMP_ABI_PACKED;
-/** @endcond*/
-
-/**
* @ingroup MRQ_Codes
* @def MRQ_PG
* @brief Control power-gating state of a partition. In contrast to
* MRQ_PG_UPDATE_STATE, operations that change the power partition
* state are NOT reference counted
*
- * @note BPMP-FW forcefully turns off some partitions as part of SC7 entry
- * because their state cannot be adequately restored on exit. Therefore,
- * it is recommended to power off all domains via MRQ_PG prior to SC7 entry.
+ * @cond (bpmp_t194 || bpmp_t186)
+ * @note On T194 and earlier BPMP-FW forcefully turns off some partitions as
+ * part of SC7 entry because their state cannot be adequately restored on exit.
+ * Therefore, it is recommended to power off all domains via MRQ_PG prior to SC7
+ * entry.
* See @ref bpmp_pdomain_ids for further detail.
+ * @endcond (bpmp_t194 || bpmp_t186)
*
* * Platforms: T186, T194
* * Initiators: Any
@@ -1643,7 +1651,7 @@ struct mrq_pg_response {
} BPMP_UNION_ANON;
} BPMP_ABI_PACKED;
-/** @} */
+/** @} Powergating */
/**
* @ingroup MRQ_Codes
@@ -1889,7 +1897,44 @@ union mrq_thermal_bpmp_to_host_response {
struct cmd_thermal_get_thermtrip_response get_thermtrip;
struct cmd_thermal_get_num_zones_response get_num_zones;
} BPMP_ABI_PACKED;
-/** @} */
+
+/** @} Thermal */
+
+/**
+ * @ingroup MRQ_Codes
+ * @def MRQ_OC_STATUS
+ * @brief Query over current status
+ *
+ * * Platforms: T234
+ * @cond bpmp_t234
+ * * Initiators: CCPLEX
+ * * Targets: BPMP
+ * * Request Payload: N/A
+ * * Response Payload: @ref mrq_oc_status_response
+ *
+ * @addtogroup OC_status
+ * @{
+ */
+
+#define OC_STATUS_MAX_SIZE 24U
+
+/*
+ * @brief Response to #MRQ_OC_STATUS
+ *
+ * throt_en: Value for each OC alarm where zero signifies throttle is
+ * disabled, and non-zero throttle is enabled.
+ * event_cnt: Total number of OC events for each OC alarm.
+ *
+ * mrq_response::err is 0 if the operation was successful and
+ * -#BPMP_ENODEV otherwise.
+ */
+struct mrq_oc_status_response {
+ uint8_t throt_en[OC_STATUS_MAX_SIZE];
+ uint32_t event_cnt[OC_STATUS_MAX_SIZE];
+} BPMP_ABI_PACKED;
+
+/** @} OC_status */
+/** @endcond bpmp_t234 */
/**
* @ingroup MRQ_Codes
@@ -1948,8 +1993,9 @@ struct cpu_vhint_data {
/** reserved for future use */
uint16_t reserved[328];
} BPMP_ABI_PACKED;
-/** @endcond */
-/** @} */
+
+/** @} Vhint */
+/** @endcond bpmp_t186 */
/**
* @ingroup MRQ_Codes
@@ -2016,14 +2062,15 @@ struct mrq_abi_ratchet_response {
/** @brief BPMP's ratchet value */
uint16_t ratchet;
};
-/** @} */
+
+/** @} ABI_info */
/**
* @ingroup MRQ_Codes
* @def MRQ_EMC_DVFS_LATENCY
* @brief Query frequency dependent EMC DVFS latency
*
- * * Platforms: T186, T194
+ * * Platforms: T186, T194, T234
* * Initiators: CCPLEX
* * Targets: BPMP
* * Request Payload: N/A
@@ -2053,7 +2100,543 @@ struct mrq_emc_dvfs_latency_response {
struct emc_dvfs_latency pairs[EMC_DVFS_LATENCY_MAX_SIZE];
} BPMP_ABI_PACKED;
-/** @} */
+/** @} EMC */
+
+/**
+ * @ingroup MRQ_Codes
+ * @def MRQ_EMC_DVFS_EMCHUB
+ * @brief Query EMC HUB frequencies
+ *
+ * * Platforms: T234 onwards
+ * @cond (bpmp_t234 || bpmp_t239 || bpmp_th500)
+ * * Initiators: CCPLEX
+ * * Targets: BPMP
+ * * Request Payload: N/A
+ * * Response Payload: @ref mrq_emc_dvfs_emchub_response
+ * @addtogroup EMC
+ * @{
+ */
+
+/**
+ * @brief Used by @ref mrq_emc_dvfs_emchub_response
+ */
+struct emc_dvfs_emchub {
+ /** @brief EMC DVFS node frequency in kHz */
+ uint32_t freq;
+ /** @brief EMC HUB frequency in kHz */
+ uint32_t hub_freq;
+} BPMP_ABI_PACKED;
+
+#define EMC_DVFS_EMCHUB_MAX_SIZE EMC_DVFS_LATENCY_MAX_SIZE
+/**
+ * @brief Response to #MRQ_EMC_DVFS_EMCHUB
+ */
+struct mrq_emc_dvfs_emchub_response {
+ /** @brief The number valid entries in #pairs */
+ uint32_t num_pairs;
+ /** @brief EMC DVFS node <frequency, hub frequency> information */
+ struct emc_dvfs_emchub pairs[EMC_DVFS_EMCHUB_MAX_SIZE];
+} BPMP_ABI_PACKED;
+
+/** @} EMC */
+/** @endcond (bpmp_t234 || bpmp_t239 || bpmp_th500) */
+
+/**
+ * @ingroup MRQ_Codes
+ * @def MRQ_EMC_DISP_RFL
+ * @brief Set EMC display RFL handshake mode of operations
+ *
+ * * Platforms: T234 onwards
+ * @cond (bpmp_t234 || bpmp_t239 || bpmp_th500)
+ * * Initiators: CCPLEX
+ * * Targets: BPMP
+ * * Request Payload: @ref mrq_emc_disp_rfl_request
+ * * Response Payload: N/A
+ *
+ * @addtogroup EMC
+ * @{
+ */
+
+enum mrq_emc_disp_rfl_mode {
+ /** @brief EMC display RFL handshake disabled */
+ EMC_DISP_RFL_MODE_DISABLED = 0,
+ /** @brief EMC display RFL handshake enabled */
+ EMC_DISP_RFL_MODE_ENABLED = 1,
+};
+
+/**
+ * @ingroup EMC
+ * @brief Request with #MRQ_EMC_DISP_RFL
+ *
+ * Used by the sender of an #MRQ_EMC_DISP_RFL message to
+ * request the mode of EMC display RFL handshake.
+ *
+ * mrq_response::err is
+ * * 0: RFL mode is set successfully
+ * * -#BPMP_EINVAL: invalid mode requested
+ * * -#BPMP_ENOSYS: RFL handshake is not supported
+ * * -#BPMP_EACCES: Permission denied
+ * * -#BPMP_ENODEV: if disp rfl mrq is not supported by BPMP-FW
+ */
+struct mrq_emc_disp_rfl_request {
+ /** @brief EMC display RFL mode (@ref mrq_emc_disp_rfl_mode) */
+ uint32_t mode;
+} BPMP_ABI_PACKED;
+
+/** @} EMC */
+/** @endcond (bpmp_t234 || bpmp_t239 || bpmp_th500) */
+
+/**
+ * @ingroup MRQ_Codes
+ * @def MRQ_BWMGR
+ * @brief bwmgr requests
+ *
+ * * Platforms: T234 onwards
+ * @cond (bpmp_t234 || bpmp_t239 || bpmp_th500)
+ * * Initiators: CCPLEX
+ * * Targets: BPMP
+ * * Request Payload: @ref mrq_bwmgr_request
+ * * Response Payload: @ref mrq_bwmgr_response
+ *
+ * @addtogroup BWMGR
+ *
+ * @{
+ */
+
+enum mrq_bwmgr_cmd {
+ /**
+ * @brief Check whether the BPMP driver supports the specified
+ * request type
+ *
+ * mrq_response::err is 0 if the specified request is
+ * supported and -#BPMP_ENODEV otherwise.
+ */
+ CMD_BWMGR_QUERY_ABI = 0,
+
+ /**
+ * @brief Determine dram rate to satisfy iso/niso bw requests
+ *
+ * mrq_response::err is
+ * * 0: calc_rate succeeded.
+ * * -#BPMP_EINVAL: Invalid request parameters.
+ * * -#BPMP_ENOTSUP: Requested bw is not available.
+ */
+ CMD_BWMGR_CALC_RATE = 1
+};
+
+/*
+ * request data for request type CMD_BWMGR_QUERY_ABI
+ *
+ * type: Request type for which to check existence.
+ */
+struct cmd_bwmgr_query_abi_request {
+ uint32_t type;
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Used by @ref cmd_bwmgr_calc_rate_request
+ */
+struct iso_req {
+ /* @brief bwmgr client ID @ref bpmp_bwmgr_ids */
+ uint32_t id;
+ /* @brief bw in kBps requested by client */
+ uint32_t iso_bw;
+} BPMP_ABI_PACKED;
+
+#define MAX_ISO_CLIENTS 13U
+/*
+ * request data for request type CMD_BWMGR_CALC_RATE
+ */
+struct cmd_bwmgr_calc_rate_request {
+ /* @brief total bw in kBps requested by all niso clients */
+ uint32_t sum_niso_bw;
+ /* @brief The number of iso clients */
+ uint32_t num_iso_clients;
+ /* @brief iso_req <id, iso_bw> information */
+ struct iso_req isobw_reqs[MAX_ISO_CLIENTS];
+} BPMP_ABI_PACKED;
+
+/*
+ * response data for request type CMD_BWMGR_CALC_RATE
+ *
+ * iso_rate_min: min dram data clk rate in kHz to satisfy all iso bw reqs
+ * total_rate_min: min dram data clk rate in kHz to satisfy all bw reqs
+ */
+struct cmd_bwmgr_calc_rate_response {
+ uint32_t iso_rate_min;
+ uint32_t total_rate_min;
+} BPMP_ABI_PACKED;
+
+/*
+ * @brief Request with #MRQ_BWMGR
+ *
+ *
+ * |sub-command |payload |
+ * |----------------------------|------------------------------|
+ * |CMD_BWMGR_QUERY_ABI | cmd_bwmgr_query_abi_request |
+ * |CMD_BWMGR_CALC_RATE | cmd_bwmgr_calc_rate_request |
+ *
+ */
+struct mrq_bwmgr_request {
+ uint32_t cmd;
+ union {
+ struct cmd_bwmgr_query_abi_request query_abi;
+ struct cmd_bwmgr_calc_rate_request bwmgr_rate_req;
+ } BPMP_UNION_ANON;
+} BPMP_ABI_PACKED;
+
+/*
+ * @brief Response to MRQ_BWMGR
+ *
+ * |sub-command |payload |
+ * |----------------------------|------------------------------|
+ * |CMD_BWMGR_CALC_RATE | cmd_bwmgr_calc_rate_response |
+ */
+struct mrq_bwmgr_response {
+ union {
+ struct cmd_bwmgr_calc_rate_response bwmgr_rate_resp;
+ } BPMP_UNION_ANON;
+} BPMP_ABI_PACKED;
+
+/** @} BWMGR */
+/** @endcond (bpmp_t234 || bpmp_t239 || bpmp_th500) */
+
+/**
+ * @ingroup MRQ_Codes
+ * @def MRQ_BWMGR_INT
+ * @brief bpmp-integrated bwmgr requests
+ *
+ * * Platforms: T234 onwards
+ * @cond (bpmp_t234 || bpmp_t239 || bpmp_th500)
+ * * Initiators: CCPLEX
+ * * Targets: BPMP
+ * * Request Payload: @ref mrq_bwmgr_int_request
+ * * Response Payload: @ref mrq_bwmgr_int_response
+ *
+ * @addtogroup BWMGR_INT
+ * @{
+ */
+
+enum mrq_bwmgr_int_cmd {
+ /**
+ * @brief Check whether the BPMP-FW supports the specified
+ * request type
+ *
+ * mrq_response::err is 0 if the specified request is
+ * supported and -#BPMP_ENODEV otherwise.
+ */
+ CMD_BWMGR_INT_QUERY_ABI = 1,
+
+ /**
+ * @brief Determine and set dram rate to satisfy iso/niso bw request
+ *
+ * mrq_response::err is
+ * * 0: request succeeded.
+ * * -#BPMP_EINVAL: Invalid request parameters.
+ * set_frequency in @ref cmd_bwmgr_int_calc_and_set_response
+ * will not be set.
+ * * -#BPMP_ENOTSUP: Requested bw is not available.
+ * set_frequency in @ref cmd_bwmgr_int_calc_and_set_response
+ * will be current dram-clk rate.
+ */
+ CMD_BWMGR_INT_CALC_AND_SET = 2,
+
+ /**
+ * @brief Set a max DRAM frequency for the bandwidth-manager
+ *
+ * mrq_response::err is
+ * * 0: request succeeded.
+ * * -#BPMP_ENOTSUP: Requested cap frequency is not possible.
+ */
+ CMD_BWMGR_INT_CAP_SET = 3
+};
+
+/*
+ * request structure for request type CMD_BWMGR_QUERY_ABI
+ *
+ * type: Request type for which to check existence.
+ */
+struct cmd_bwmgr_int_query_abi_request {
+ /* @brief request type determined by @ref mrq_bwmgr_int_cmd */
+ uint32_t type;
+} BPMP_ABI_PACKED;
+
+/**
+ * @defgroup bwmgr_int_unit_type BWMGR_INT floor unit-types
+ * @addtogroup bwmgr_int_unit_type
+ * @{
+ */
+/** @brief kilobytes per second unit-type */
+#define BWMGR_INT_UNIT_KBPS 0U
+/** @brief kilohertz unit-type */
+#define BWMGR_INT_UNIT_KHZ 1U
+
+/** @} bwmgr_int_unit_type */
+
+/*
+ * request data for request type CMD_BWMGR_INT_CALC_AND_SET
+ */
+struct cmd_bwmgr_int_calc_and_set_request {
+ /* @brief bwmgr client ID @ref bpmp_bwmgr_ids */
+ uint32_t client_id;
+ /* @brief average niso bw usage in kBps requested by client. */
+ uint32_t niso_bw;
+ /*
+ * @brief average iso bw usage in kBps requested by client.
+ * Value is ignored if client is niso. Determined by client_id.
+ */
+ uint32_t iso_bw;
+ /*
+ * @brief memory clock floor requested by client.
+ * Unit determined by floor_unit.
+ */
+ uint32_t mc_floor;
+ /*
+ * @brief toggle to determine the unit-type of floor value.
+ * See @ref bwmgr_int_unit_type definitions for unit-type mappings.
+ */
+ uint8_t floor_unit;
+} BPMP_ABI_PACKED;
+
+struct cmd_bwmgr_int_cap_set_request {
+ /* @brief requested cap frequency in Hz. */
+ uint64_t rate;
+} BPMP_ABI_PACKED;
+
+/*
+ * response data for request type CMD_BWMGR_CALC_AND_SET
+ */
+struct cmd_bwmgr_int_calc_and_set_response {
+ /* @brief current set memory clock frequency in Hz */
+ uint64_t rate;
+} BPMP_ABI_PACKED;
+
+/*
+ * @brief Request with #MRQ_BWMGR_INT
+ *
+ *
+ * |sub-command |payload |
+ * |----------------------------|-----------------------------------|
+ * |CMD_BWMGR_INT_QUERY_ABI | cmd_bwmgr_int_query_abi_request |
+ * |CMD_BWMGR_INT_CALC_AND_SET | cmd_bwmgr_int_calc_and_set_request|
+ * |CMD_BWMGR_INT_CAP_SET | cmd_bwmgr_int_cap_set_request |
+ *
+ */
+struct mrq_bwmgr_int_request {
+ uint32_t cmd;
+ union {
+ struct cmd_bwmgr_int_query_abi_request query_abi;
+ struct cmd_bwmgr_int_calc_and_set_request bwmgr_calc_set_req;
+ struct cmd_bwmgr_int_cap_set_request bwmgr_cap_set_req;
+ } BPMP_UNION_ANON;
+} BPMP_ABI_PACKED;
+
+/*
+ * @brief Response to MRQ_BWMGR_INT
+ *
+ * |sub-command |payload |
+ * |----------------------------|---------------------------------------|
+ * |CMD_BWMGR_INT_CALC_AND_SET | cmd_bwmgr_int_calc_and_set_response |
+ */
+struct mrq_bwmgr_int_response {
+ union {
+ struct cmd_bwmgr_int_calc_and_set_response bwmgr_calc_set_resp;
+ } BPMP_UNION_ANON;
+} BPMP_ABI_PACKED;
+
+/** @} BWMGR_INT */
+/** @endcond (bpmp_t234 || bpmp_t239 || bpmp_th500) */
+
+/**
+ * @ingroup MRQ_Codes
+ * @def MRQ_ISO_CLIENT
+ * @brief ISO client requests
+ *
+ * * Platforms: T234 onwards
+ * @cond (bpmp_t234 || bpmp_t239 || bpmp_th500)
+ * * Initiators: CCPLEX
+ * * Targets: BPMP
+ * * Request Payload: @ref mrq_iso_client_request
+ * * Response Payload: @ref mrq_iso_client_response
+ *
+ * @addtogroup ISO_CLIENT
+ * @{
+ */
+
+enum mrq_iso_client_cmd {
+ /**
+ * @brief Check whether the BPMP driver supports the specified
+ * request type
+ *
+ * mrq_response::err is 0 if the specified request is
+ * supported and -#BPMP_ENODEV otherwise.
+ */
+ CMD_ISO_CLIENT_QUERY_ABI = 0,
+
+ /*
+ * @brief check for legal LA for the iso client. Without programming
+ * LA MC registers, calculate and ensure that legal LA is possible for
+ * iso bw requested by the ISO client.
+ *
+ * mrq_response::err is
+ * * 0: check la succeeded.
+ * * -#BPMP_EINVAL: Invalid request parameters.
+ * * -#BPMP_EFAULT: Legal LA is not possible for client requested iso_bw
+ */
+ CMD_ISO_CLIENT_CALCULATE_LA = 1,
+
+ /*
+ * @brief set LA for the iso client. Calculate and program the LA/PTSA
+ * MC registers corresponding to the client making bw request
+ *
+ * mrq_response::err is
+ * * 0: set la succeeded.
+ * * -#BPMP_EINVAL: Invalid request parameters.
+ * * -#BPMP_EFAULT: Failed to calculate or program MC registers.
+ */
+ CMD_ISO_CLIENT_SET_LA = 2,
+
+ /*
+ * @brief Get max possible bw for iso client
+ *
+ * mrq_response::err is
+ * * 0: get_max_bw succeeded.
+ * * -#BPMP_EINVAL: Invalid request parameters.
+ */
+ CMD_ISO_CLIENT_GET_MAX_BW = 3
+};
+
+/*
+ * request data for request type CMD_ISO_CLIENT_QUERY_ABI
+ *
+ * type: Request type for which to check existence.
+ */
+struct cmd_iso_client_query_abi_request {
+ uint32_t type;
+} BPMP_ABI_PACKED;
+
+/*
+ * request data for request type CMD_ISO_CLIENT_CALCULATE_LA
+ *
+ * id: client ID in @ref bpmp_bwmgr_ids
+ * bw: bw requested in kBps by client ID.
+ * init_bw_floor: initial dram_bw_floor in kBps passed by client ID.
+ * ISO client will perform mempool allocation and DVFS buffering based
+ * on this dram_bw_floor.
+ */
+struct cmd_iso_client_calculate_la_request {
+ uint32_t id;
+ uint32_t bw;
+ uint32_t init_bw_floor;
+} BPMP_ABI_PACKED;
+
+/*
+ * request data for request type CMD_ISO_CLIENT_SET_LA
+ *
+ * id: client ID in @ref bpmp_bwmgr_ids
+ * bw: bw requested in kBps by client ID.
+ * final_bw_floor: final dram_bw_floor in kBps.
+ * Sometimes the initial dram_bw_floor passed by ISO client may need to be
+ * updated by considering higher dram freq's. This is the final dram_bw_floor
+ * used to calculate and program MC registers.
+ */
+struct cmd_iso_client_set_la_request {
+ uint32_t id;
+ uint32_t bw;
+ uint32_t final_bw_floor;
+} BPMP_ABI_PACKED;
+
+/*
+ * request data for request type CMD_ISO_CLIENT_GET_MAX_BW
+ *
+ * id: client ID in @ref bpmp_bwmgr_ids
+ */
+struct cmd_iso_client_get_max_bw_request {
+ uint32_t id;
+} BPMP_ABI_PACKED;
+
+/*
+ * response data for request type CMD_ISO_CLIENT_CALCULATE_LA
+ *
+ * la_rate_floor: minimum dram_rate_floor in kHz at which a legal la is possible
+ * iso_client_only_rate: Minimum dram freq in kHz required to satisfy this clients
+ * iso bw request, assuming all other iso clients are inactive
+ */
+struct cmd_iso_client_calculate_la_response {
+ uint32_t la_rate_floor;
+ uint32_t iso_client_only_rate;
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Used by @ref cmd_iso_client_get_max_bw_response
+ */
+struct iso_max_bw {
+ /* @brief dram frequency in kHz */
+ uint32_t freq;
+ /* @brief max possible iso-bw in kBps */
+ uint32_t iso_bw;
+} BPMP_ABI_PACKED;
+
+#define ISO_MAX_BW_MAX_SIZE 14U
+/*
+ * response data for request type CMD_ISO_CLIENT_GET_MAX_BW
+ */
+struct cmd_iso_client_get_max_bw_response {
+ /* @brief The number valid entries in iso_max_bw pairs */
+ uint32_t num_pairs;
+ /* @brief max ISOBW <dram freq, max bw> information */
+ struct iso_max_bw pairs[ISO_MAX_BW_MAX_SIZE];
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Request with #MRQ_ISO_CLIENT
+ *
+ * Used by the sender of an #MRQ_ISO_CLIENT message.
+ *
+ * |sub-command |payload |
+ * |------------------------------------ |----------------------------------------|
+ * |CMD_ISO_CLIENT_QUERY_ABI |cmd_iso_client_query_abi_request |
+ * |CMD_ISO_CLIENT_CALCULATE_LA |cmd_iso_client_calculate_la_request |
+ * |CMD_ISO_CLIENT_SET_LA |cmd_iso_client_set_la_request |
+ * |CMD_ISO_CLIENT_GET_MAX_BW |cmd_iso_client_get_max_bw_request |
+ *
+ */
+
+struct mrq_iso_client_request {
+ /* Type of request. Values listed in enum mrq_iso_client_cmd */
+ uint32_t cmd;
+ union {
+ struct cmd_iso_client_query_abi_request query_abi;
+ struct cmd_iso_client_calculate_la_request calculate_la_req;
+ struct cmd_iso_client_set_la_request set_la_req;
+ struct cmd_iso_client_get_max_bw_request max_isobw_req;
+ } BPMP_UNION_ANON;
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Response to MRQ_ISO_CLIENT
+ *
+ * Each sub-command supported by @ref mrq_iso_client_request may return
+ * sub-command-specific data. Some do and some do not as indicated in
+ * the following table
+ *
+ * |sub-command |payload |
+ * |---------------------------- |------------------------------------|
+ * |CMD_ISO_CLIENT_CALCULATE_LA |cmd_iso_client_calculate_la_response|
+ * |CMD_ISO_CLIENT_SET_LA |N/A |
+ * |CMD_ISO_CLIENT_GET_MAX_BW |cmd_iso_client_get_max_bw_response |
+ *
+ */
+
+struct mrq_iso_client_response {
+ union {
+ struct cmd_iso_client_calculate_la_response calculate_la_resp;
+ struct cmd_iso_client_get_max_bw_response max_isobw_resp;
+ } BPMP_UNION_ANON;
+} BPMP_ABI_PACKED;
+
+/** @} ISO_CLIENT */
+/** @endcond (bpmp_t234 || bpmp_t239 || bpmp_th500) */
/**
* @ingroup MRQ_Codes
@@ -2061,7 +2644,7 @@ struct mrq_emc_dvfs_latency_response {
* @brief CPU freq. limits in ndiv
*
* * Platforms: T194 onwards
- * @cond bpmp_t194
+ * @cond (bpmp_t194 || bpmp_t234 || bpmp_t239 || bpmp_th500)
* * Initiators: CCPLEX
* * Targets: BPMP
* * Request Payload: @ref mrq_cpu_ndiv_limits_request
@@ -2094,15 +2677,15 @@ struct mrq_cpu_ndiv_limits_response {
uint16_t ndiv_min;
} BPMP_ABI_PACKED;
-/** @} */
-/** @endcond */
+/** @} CPU */
+/** @endcond (bpmp_t194 || bpmp_t234 || bpmp_t239 || bpmp_th500) */
/**
* @ingroup MRQ_Codes
* @def MRQ_CPU_AUTO_CC3
* @brief Query CPU cluster auto-CC3 configuration
*
- * * Platforms: T194 onwards
+ * * Platforms: T194
* @cond bpmp_t194
* * Initiators: CCPLEX
* * Targets: BPMP
@@ -2140,40 +2723,8 @@ struct mrq_cpu_auto_cc3_response {
uint32_t auto_cc3_config;
} BPMP_ABI_PACKED;
-/** @} */
-/** @endcond */
-
-/**
- * @ingroup MRQ_Codes
- * @def MRQ_TRACE_ITER
- * @brief Manage the trace iterator
- *
- * @deprecated
- *
- * * Platforms: All
- * * Initiators: CCPLEX
- * * Targets: BPMP
- * * Request Payload: N/A
- * * Response Payload: @ref mrq_trace_iter_request
- * @addtogroup Trace
- * @{
- */
-enum {
- /** @brief (re)start the tracing now. Ignore older events */
- TRACE_ITER_INIT = 0,
- /** @brief Clobber all events in the trace buffer */
- TRACE_ITER_CLEAN = 1
-};
-
-/**
- * @brief Request with #MRQ_TRACE_ITER
- */
-struct mrq_trace_iter_request {
- /** @brief TRACE_ITER_INIT or TRACE_ITER_CLEAN */
- uint32_t cmd;
-} BPMP_ABI_PACKED;
-
-/** @} */
+/** @} CC3 */
+/** @endcond bpmp_t194 */
/**
* @ingroup MRQ_Codes
@@ -2351,7 +2902,8 @@ union mrq_ringbuf_console_bpmp_to_host_response {
struct cmd_ringbuf_console_write_resp write;
struct cmd_ringbuf_console_get_fifo_resp get_fifo;
} BPMP_ABI_PACKED;
-/** @} */
+
+/** @} RingbufConsole */
/**
* @ingroup MRQ_Codes
@@ -2359,7 +2911,7 @@ union mrq_ringbuf_console_bpmp_to_host_response {
* @brief Set a strap value controlled by BPMP
*
* * Platforms: T194 onwards
- * @cond bpmp_t194
+ * @cond (bpmp_t194 || bpmp_t234 || bpmp_t239 || bpmp_th500)
* * Initiators: CCPLEX
* * Targets: BPMP
* * Request Payload: @ref mrq_strap_request
@@ -2390,17 +2942,14 @@ enum mrq_strap_cmd {
struct mrq_strap_request {
/** @brief @ref mrq_strap_cmd */
uint32_t cmd;
- /** @brief Strap ID from @ref Strap_Ids */
+ /** @brief Strap ID from @ref Strap_Identifiers */
uint32_t id;
/** @brief Desired value for strap (if cmd is #STRAP_SET) */
uint32_t value;
} BPMP_ABI_PACKED;
-/**
- * @defgroup Strap_Ids Strap Identifiers
- * @}
- */
-/** @endcond */
+/** @} Strap */
+/** @endcond (bpmp_t194 || bpmp_t234 || bpmp_t239 || bpmp_th500) */
/**
* @ingroup MRQ_Codes
@@ -2408,7 +2957,7 @@ struct mrq_strap_request {
* @brief Perform a UPHY operation
*
* * Platforms: T194 onwards
- * @cond bpmp_t194
+ * @cond (bpmp_t194 || bpmp_t234 || bpmp_t239 || bpmp_th500)
* * Initiators: CCPLEX
* * Targets: BPMP
* * Request Payload: @ref mrq_uphy_request
@@ -2423,6 +2972,9 @@ enum {
CMD_UPHY_PCIE_EP_CONTROLLER_PLL_INIT = 3,
CMD_UPHY_PCIE_CONTROLLER_STATE = 4,
CMD_UPHY_PCIE_EP_CONTROLLER_PLL_OFF = 5,
+ CMD_UPHY_DISPLAY_PORT_INIT = 6,
+ CMD_UPHY_DISPLAY_PORT_OFF = 7,
+ CMD_UPHY_XUSB_DYN_LANES_RESTORE = 8,
CMD_UPHY_MAX,
};
@@ -2445,28 +2997,41 @@ struct cmd_uphy_margin_status_response {
} BPMP_ABI_PACKED;
struct cmd_uphy_ep_controller_pll_init_request {
- /** @brief EP controller number, valid: 0, 4, 5 */
+ /** @brief EP controller number, T194 valid: 0, 4, 5; T234 valid: 5, 6, 7, 10; T239 valid: 0 */
uint8_t ep_controller;
} BPMP_ABI_PACKED;
struct cmd_uphy_pcie_controller_state_request {
- /** @brief PCIE controller number, valid: 0, 1, 2, 3, 4 */
+ /** @brief PCIE controller number, T194 valid: 0-4; T234 valid: 0-10; T239 valid: 0-3 */
uint8_t pcie_controller;
uint8_t enable;
} BPMP_ABI_PACKED;
struct cmd_uphy_ep_controller_pll_off_request {
- /** @brief EP controller number, valid: 0, 4, 5 */
+ /** @brief EP controller number, T194 valid: 0, 4, 5; T234 valid: 5, 6, 7, 10; T239 valid: 0 */
uint8_t ep_controller;
} BPMP_ABI_PACKED;
+struct cmd_uphy_display_port_init_request {
+ /** @brief DisplayPort link rate, T239 valid: 1620, 2700, 5400, 8100, 2160, 2430, 3240, 4320, 6750 */
+ uint16_t link_rate;
+ /** @brief 1: lane 0; 2: lane 1; 3: lane 0 and 1 */
+ uint16_t lanes_bitmap;
+} BPMP_ABI_PACKED;
+
+struct cmd_uphy_xusb_dyn_lanes_restore_request {
+ /** @brief 1: lane 0; 2: lane 1; 3: lane 0 and 1 */
+ uint16_t lanes_bitmap;
+} BPMP_ABI_PACKED;
+
/**
* @ingroup UPHY
* @brief Request with #MRQ_UPHY
*
- * Used by the sender of an #MRQ_UPHY message to control UPHY Lane RX margining.
- * The uphy_request is split into several sub-commands. Some sub-commands
- * require no additional data. Others have a sub-command specific payload
+ * Used by the sender of an #MRQ_UPHY message to control UPHY.
+ * The uphy_request is split into several sub-commands. CMD_UPHY_PCIE_LANE_MARGIN_STATUS
+ * requires no additional data. Others have a sub-command specific payload. Below table
+ * shows sub-commands with their corresponding payload data.
*
* |sub-command |payload |
* |------------------------------------ |----------------------------------------|
@@ -2475,6 +3040,9 @@ struct cmd_uphy_ep_controller_pll_off_request {
* |CMD_UPHY_PCIE_EP_CONTROLLER_PLL_INIT |cmd_uphy_ep_controller_pll_init_request |
* |CMD_UPHY_PCIE_CONTROLLER_STATE |cmd_uphy_pcie_controller_state_request |
* |CMD_UPHY_PCIE_EP_CONTROLLER_PLL_OFF |cmd_uphy_ep_controller_pll_off_request |
+ * |CMD_UPHY_PCIE_DISPLAY_PORT_INIT |cmd_uphy_display_port_init_request |
+ * |CMD_UPHY_PCIE_DISPLAY_PORT_OFF | |
+ * |CMD_UPHY_XUSB_DYN_LANES_RESTORE |cmd_uphy_xusb_dyn_lanes_restore_request |
*
*/
@@ -2489,6 +3057,8 @@ struct mrq_uphy_request {
struct cmd_uphy_ep_controller_pll_init_request ep_ctrlr_pll_init;
struct cmd_uphy_pcie_controller_state_request controller_state;
struct cmd_uphy_ep_controller_pll_off_request ep_ctrlr_pll_off;
+ struct cmd_uphy_display_port_init_request display_port_init;
+ struct cmd_uphy_xusb_dyn_lanes_restore_request xusb_dyn_lanes_restore;
} BPMP_UNION_ANON;
} BPMP_ABI_PACKED;
@@ -2513,8 +3083,8 @@ struct mrq_uphy_response {
} BPMP_UNION_ANON;
} BPMP_ABI_PACKED;
-/** @} */
-/** @endcond */
+/** @} UPHY */
+/** @endcond (bpmp_t194 || bpmp_t234 || bpmp_t239 || bpmp_th500) */
/**
* @ingroup MRQ_Codes
@@ -2522,14 +3092,16 @@ struct mrq_uphy_response {
* @brief Perform a frequency monitor configuration operations
*
* * Platforms: T194 onwards
- * @cond bpmp_t194
+ * @cond (bpmp_t194 || bpmp_t234 || bpmp_t239 || bpmp_th500)
* * Initiators: CCPLEX
* * Targets: BPMP
* * Request Payload: @ref mrq_fmon_request
* * Response Payload: @ref mrq_fmon_response
+ * @endcond (bpmp_t194 || bpmp_t234 || bpmp_t239 || bpmp_th500)
*
* @addtogroup FMON
* @{
+ * @cond (bpmp_t194 || bpmp_t234)
*/
enum {
/**
@@ -2538,6 +3110,20 @@ enum {
* The monitored clock must be running for clamp to succeed. If
* clamped, FMON configuration is preserved when clock rate
* and/or state is changed.
+ *
+ * mrq_response::err is 0 if the operation was successful, or @n
+ * -#BPMP_EACCES: FMON access error @n
+ * -#BPMP_EBADCMD if subcommand is not supported @n
+ * -#BPMP_EBADSLT: clamp FMON on cluster with auto-CC3 enabled @n
+ * -#BPMP_EBUSY: fmon is already clamped at different rate @n
+ * -#BPMP_EFAULT: self-diagnostic error @n
+ * -#BPMP_EINVAL: invalid FMON configuration @n
+ * -#BPMP_EOPNOTSUPP: not in production mode @n
+ * -#BPMP_ENODEV: invalid clk_id @n
+ * -#BPMP_ENOENT: no calibration data, uninitialized @n
+ * -#BPMP_ENOTSUP: avfs config not set @n
+ * -#BPMP_ENOSYS: clamp FMON on cluster clock w/ no NAFLL @n
+ * -#BPMP_ETIMEDOUT: operation timed out @n
*/
CMD_FMON_GEAR_CLAMP = 1,
/**
@@ -2545,6 +3131,13 @@ enum {
*
* Allow FMON configuration to follow monitored clock rate
* and/or state changes.
+ *
+ * mrq_response::err is 0 if the operation was successful, or @n
+ * -#BPMP_EBADCMD if subcommand is not supported @n
+ * -#BPMP_ENODEV: invalid clk_id @n
+ * -#BPMP_ENOENT: no calibration data, uninitialized @n
+ * -#BPMP_ENOTSUP: avfs config not set @n
+ * -#BPMP_EOPNOTSUPP: not in production mode @n
*/
CMD_FMON_GEAR_FREE = 2,
/**
@@ -2553,11 +3146,54 @@ enum {
*
* Inherently racy, since clamp state can be changed
* concurrently. Useful for testing.
+ *
+ * mrq_response::err is 0 if the operation was successful, or @n
+ * -#BPMP_EBADCMD if subcommand is not supported @n
+ * -#BPMP_ENODEV: invalid clk_id @n
+ * -#BPMP_ENOENT: no calibration data, uninitialized @n
+ * -#BPMP_ENOTSUP: avfs config not set @n
+ * -#BPMP_EOPNOTSUPP: not in production mode @n
*/
CMD_FMON_GEAR_GET = 3,
- CMD_FMON_NUM,
+ /**
+ * @brief Return current status of FMON faults detected by FMON
+ * h/w or s/w since last invocation of this command.
+ * Clears fault status.
+ *
+ * mrq_response::err is 0 if the operation was successful, or @n
+ * -#BPMP_EBADCMD if subcommand is not supported @n
+ * -#BPMP_EINVAL: invalid fault type @n
+ * -#BPMP_ENODEV: invalid clk_id @n
+ * -#BPMP_ENOENT: no calibration data, uninitialized @n
+ * -#BPMP_ENOTSUP: avfs config not set @n
+ * -#BPMP_EOPNOTSUPP: not in production mode @n
+ */
+ CMD_FMON_FAULT_STS_GET = 4,
};
+/**
+ * @cond DEPRECATED
+ * Kept for backward compatibility
+ */
+#define CMD_FMON_NUM 4
+
+/** @endcond DEPRECATED */
+
+/**
+ * @defgroup fmon_fault_type FMON fault type
+ * @addtogroup fmon_fault_type
+ * @{
+ */
+/** @brief All detected FMON faults (h/w or s/w) */
+#define FMON_FAULT_TYPE_ALL 0U
+/** @brief FMON faults detected by h/w */
+#define FMON_FAULT_TYPE_HW 1U
+/** @brief FMON faults detected by s/w */
+#define FMON_FAULT_TYPE_SW 2U
+
+/** @} fmon_fault_type */
+
+
struct cmd_fmon_gear_clamp_request {
int32_t unused;
int64_t rate;
@@ -2587,6 +3223,14 @@ struct cmd_fmon_gear_get_response {
int64_t rate;
} BPMP_ABI_PACKED;
+struct cmd_fmon_fault_sts_get_request {
+ uint32_t fault_type; /**< @ref fmon_fault_type */
+} BPMP_ABI_PACKED;
+
+struct cmd_fmon_fault_sts_get_response {
+ uint32_t fault_sts;
+} BPMP_ABI_PACKED;
+
/**
* @ingroup FMON
* @brief Request with #MRQ_FMON
@@ -2601,9 +3245,9 @@ struct cmd_fmon_gear_get_response {
* |CMD_FMON_GEAR_CLAMP |fmon_gear_clamp |
* |CMD_FMON_GEAR_FREE |- |
* |CMD_FMON_GEAR_GET |- |
+ * |CMD_FMON_FAULT_STS_GET |fmon_fault_sts_get |
*
*/
-
struct mrq_fmon_request {
/** @brief Sub-command and clock id concatenated to 32-bit word.
* - bits[31..24] is the sub-cmd.
@@ -2618,6 +3262,7 @@ struct mrq_fmon_request {
struct cmd_fmon_gear_free_request fmon_gear_free;
/** @private */
struct cmd_fmon_gear_get_request fmon_gear_get;
+ struct cmd_fmon_fault_sts_get_request fmon_fault_sts_get;
} BPMP_UNION_ANON;
} BPMP_ABI_PACKED;
@@ -2633,6 +3278,7 @@ struct mrq_fmon_request {
* |CMD_FMON_GEAR_CLAMP |- |
* |CMD_FMON_GEAR_FREE |- |
* |CMD_FMON_GEAR_GET |fmon_gear_get |
+ * |CMD_FMON_FAULT_STS_GET |fmon_fault_sts_get |
*
*/
@@ -2643,11 +3289,12 @@ struct mrq_fmon_response {
/** @private */
struct cmd_fmon_gear_free_response fmon_gear_free;
struct cmd_fmon_gear_get_response fmon_gear_get;
+ struct cmd_fmon_fault_sts_get_response fmon_fault_sts_get;
} BPMP_UNION_ANON;
} BPMP_ABI_PACKED;
-/** @} */
-/** @endcond */
+/** @endcond (bpmp_t194 || bpmp_t234) */
+/** @} FMON */
/**
* @ingroup MRQ_Codes
@@ -2655,7 +3302,7 @@ struct mrq_fmon_response {
* @brief Provide status information on faults reported by Error
* Collator (EC) to HSM.
*
- * * Platforms: T194 onwards
+ * * Platforms: T194
* @cond bpmp_t194
* * Initiators: CCPLEX
* * Targets: BPMP
@@ -2664,8 +3311,10 @@ struct mrq_fmon_response {
*
* @note This MRQ ABI is under construction, and subject to change
*
+ * @endcond bpmp_t194
* @addtogroup EC
* @{
+ * @cond bpmp_t194
*/
enum {
/**
@@ -2676,7 +3325,7 @@ enum {
* -#BPMP_ENODEV if target EC is not owned by BPMP @n
* -#BPMP_EACCES if target EC power domain is turned off @n
* -#BPMP_EBADCMD if subcommand is not supported
- * @endcond
+ * @endcond DEPRECATED
*/
CMD_EC_STATUS_GET = 1, /* deprecated */
@@ -2787,7 +3436,8 @@ enum ec_registers_group {
#define EC_STATUS_FLAG_LAST_ERROR 0x0002U
/** @brief EC latent error flag */
#define EC_STATUS_FLAG_LATENT_ERROR 0x0004U
-/** @} */
+
+/** @} bpmp_ec_status_flags */
/**
* @defgroup bpmp_ec_desc_flags EC Descriptor Flags
@@ -2798,7 +3448,8 @@ enum ec_registers_group {
#define EC_DESC_FLAG_RESOLVED 0x0001U
/** @brief EC descriptor failed to retrieve id flag */
#define EC_DESC_FLAG_NO_ID 0x0002U
-/** @} */
+
+/** @} bpmp_ec_desc_flags */
/**
* |error type | fmon_clk_id values |
@@ -2810,14 +3461,18 @@ struct ec_err_fmon_desc {
uint16_t desc_flags;
/** @brief FMON monitored clock id */
uint16_t fmon_clk_id;
- /** @brief Bitmask of @ref bpmp_fmon_faults_flags */
+ /**
+ * @brief Bitmask of fault flags
+ *
+ * @ref bpmp_fmon_faults_flags
+ */
uint32_t fmon_faults;
/** @brief FMON faults access error */
int32_t fmon_access_error;
} BPMP_ABI_PACKED;
/**
- * |error type | vmon_adc_id values |
+ * | error type | vmon_adc_id values |
* |---------------------------------|---------------------------|
* |@ref EC_ERR_TYPE_VOLTAGE_MONITOR |@ref bpmp_adc_ids |
*/
@@ -2826,16 +3481,16 @@ struct ec_err_vmon_desc {
uint16_t desc_flags;
/** @brief VMON rail adc id */
uint16_t vmon_adc_id;
- /** @brief Bitmask of @ref bpmp_vmon_faults_flags */
+ /** @brief Bitmask of bpmp_vmon_faults_flags */
uint32_t vmon_faults;
/** @brief VMON faults access error */
int32_t vmon_access_error;
} BPMP_ABI_PACKED;
/**
- * |error type | reg_id values |
- * |---------------------------------|---------------------------|
- * |@ref EC_ERR_TYPE_REGISTER_PARITY |@ref bpmp_ec_registers_ids |
+ * |error type | reg_id values |
+ * |---------------------------------|-----------------------|
+ * |@ref EC_ERR_TYPE_REGISTER_PARITY | bpmp_ec_registers_ids |
*/
struct ec_err_reg_parity_desc {
/** @brief Bitmask of @ref bpmp_ec_desc_flags */
@@ -2847,10 +3502,10 @@ struct ec_err_reg_parity_desc {
} BPMP_ABI_PACKED;
/**
- * |error type | err_source_id values |
- * |--------------------------------- |--------------------------|
- * |@ref EC_ERR_TYPE_SW_CORRECTABLE | @ref bpmp_ec_ce_swd_ids |
- * |@ref EC_ERR_TYPE_SW_UNCORRECTABLE | @ref bpmp_ec_ue_swd_ids |
+ * |error type | err_source_id values |
+ * |--------------------------------- |----------------------|
+ * |@ref EC_ERR_TYPE_SW_CORRECTABLE | bpmp_ec_ce_swd_ids |
+ * |@ref EC_ERR_TYPE_SW_UNCORRECTABLE | bpmp_ec_ue_swd_ids |
*/
struct ec_err_sw_error_desc {
/** @brief Bitmask of @ref bpmp_ec_desc_flags */
@@ -2862,15 +3517,15 @@ struct ec_err_sw_error_desc {
} BPMP_ABI_PACKED;
/**
- * |error type | err_source_id values |
- * |----------------------------------------|---------------------------|
- * |@ref EC_ERR_TYPE_PARITY_INTERNAL |@ref bpmp_ec_ipath_ids |
- * |@ref EC_ERR_TYPE_ECC_SEC_INTERNAL |@ref bpmp_ec_ipath_ids |
- * |@ref EC_ERR_TYPE_ECC_DED_INTERNAL |@ref bpmp_ec_ipath_ids |
- * |@ref EC_ERR_TYPE_COMPARATOR |@ref bpmp_ec_comparator_ids|
- * |@ref EC_ERR_TYPE_PARITY_SRAM |@ref bpmp_clock_ids |
- * |@ref EC_ERR_TYPE_OTHER_HW_CORRECTABLE |@ref bpmp_ec_misc_hwd_ids |
- * |@ref EC_ERR_TYPE_OTHER_HW_UNCORRECTABLE |@ref bpmp_ec_misc_hwd_ids |
+ * |error type | err_source_id values |
+ * |----------------------------------------|------------------------|
+ * |@ref EC_ERR_TYPE_PARITY_INTERNAL | bpmp_ec_ipath_ids |
+ * |@ref EC_ERR_TYPE_ECC_SEC_INTERNAL | bpmp_ec_ipath_ids |
+ * |@ref EC_ERR_TYPE_ECC_DED_INTERNAL | bpmp_ec_ipath_ids |
+ * |@ref EC_ERR_TYPE_COMPARATOR | bpmp_ec_comparator_ids|
+ * |@ref EC_ERR_TYPE_OTHER_HW_CORRECTABLE | bpmp_ec_misc_hwd_ids |
+ * |@ref EC_ERR_TYPE_OTHER_HW_UNCORRECTABLE | bpmp_ec_misc_hwd_ids |
+ * |@ref EC_ERR_TYPE_PARITY_SRAM | bpmp_clock_ids |
*/
struct ec_err_simple_desc {
/** @brief Bitmask of @ref bpmp_ec_desc_flags */
@@ -2917,7 +3572,7 @@ struct cmd_ec_status_get_response {
/** @brief EC error descriptors */
union ec_err_desc error_descs[EC_ERR_STATUS_DESC_MAX_NUM];
} BPMP_ABI_PACKED;
-/** @endcond */
+/** @endcond DEPRECATED */
struct cmd_ec_status_ex_get_response {
/** @brief Target EC id (the same id received with request). */
@@ -2955,7 +3610,7 @@ struct cmd_ec_status_ex_get_response {
* |sub-command |payload |
* |----------------------------|-----------------------|
* |@ref CMD_EC_STATUS_GET |ec_status_get |
- * @endcond
+ * @endcond DEPRECATED
*
* |sub-command |payload |
* |----------------------------|-----------------------|
@@ -2983,7 +3638,7 @@ struct mrq_ec_request {
* |sub-command |payload |
* |----------------------------|------------------------|
* |@ref CMD_EC_STATUS_GET |ec_status_get |
- * @endcond
+ * @endcond DEPRECATED
*
* |sub-command |payload |
* |----------------------------|------------------------|
@@ -2997,13 +3652,264 @@ struct mrq_ec_response {
* @cond DEPRECATED
*/
struct cmd_ec_status_get_response ec_status_get;
- /** @endcond */
+ /** @endcond DEPRECATED */
struct cmd_ec_status_ex_get_response ec_status_ex_get;
} BPMP_UNION_ANON;
} BPMP_ABI_PACKED;
-/** @} */
-/** @endcond */
+/** @endcond bpmp_t194 */
+/** @} EC */
+
+/**
+ * @ingroup MRQ_Codes
+ * @def MRQ_TELEMETRY
+ * @brief Get address of memory buffer refreshed with recently sampled
+ * telemetry data
+ *
+ * * Platforms: TH500 onwards
+ * @cond bpmp_th500
+ * * Initiators: CCPLEX
+ * * Targets: BPMP
+ * * Request Payload: N/A
+ * * Response Payload: @ref mrq_telemetry_response
+ * @addtogroup Telemetry
+ * @{
+ */
+
+/**
+ * @brief Response to #MRQ_TELEMETRY
+ *
+ * mrq_response::err is
+ * * 0: Telemetry data is available at returned address
+ * * -#BPMP_EACCES: MRQ master is not allowed to request buffer refresh
+ * * -#BPMP_ENAVAIL: Telemetry buffer cannot be refreshed via this MRQ channel
+ * * -#BPMP_ENOTSUP: Telemetry buffer is not supported by BPMP-FW
+ * * -#BPMP_ENODEV: Telemetry mrq is not supported by BPMP-FW
+ */
+struct mrq_telemetry_response {
+ /** @brief Physical address of telemetry data buffer */
+ uint64_t data_buf_addr; /**< see @ref bpmp_telemetry_layout */
+} BPMP_ABI_PACKED;
+
+/** @} Telemetry */
+/** @endcond bpmp_th500 */
+
+/**
+ * @ingroup MRQ_Codes
+ * @def MRQ_PWR_LIMIT
+ * @brief Control power limits.
+ *
+ * * Platforms: TH500 onwards
+ * @cond bpmp_th500
+ * * Initiators: Any
+ * * Targets: BPMP
+ * * Request Payload: @ref mrq_pwr_limit_request
+ * * Response Payload: @ref mrq_pwr_limit_response
+ *
+ * @addtogroup Pwrlimit
+ * @{
+ */
+enum mrq_pwr_limit_cmd {
+ /**
+ * @brief Check whether the BPMP-FW supports the specified
+ * command
+ *
+ * mrq_response::err is 0 if the specified request is
+ * supported and -#BPMP_ENODEV otherwise.
+ */
+ CMD_PWR_LIMIT_QUERY_ABI = 0,
+
+ /**
+ * @brief Set power limit
+ *
+ * mrq_response:err is
+ * * 0: Success
+ * * -#BPMP_ENODEV: Pwr limit mrq is not supported by BPMP-FW
+ * * -#BPMP_ENAVAIL: Invalid request parameters
+ * * -#BPMP_EACCES: Request is not accepted
+ */
+ CMD_PWR_LIMIT_SET = 1,
+
+ /**
+ * @brief Get power limit setting
+ *
+ * mrq_response:err is
+ * * 0: Success
+ * * -#BPMP_ENODEV: Pwr limit mrq is not supported by BPMP-FW
+ * * -#BPMP_ENAVAIL: Invalid request parameters
+ */
+ CMD_PWR_LIMIT_GET = 2,
+
+ /**
+ * @brief Get current power cap
+ *
+ * mrq_response:err is
+ * * 0: Success
+ * * -#BPMP_ENODEV: Pwr limit mrq is not supported by BPMP-FW
+ * * -#BPMP_ENAVAIL: Invalid request parameters
+ */
+ CMD_PWR_LIMIT_CURR_CAP = 3,
+};
+
+/**
+ * @defgroup bpmp_pwr_limit_type PWR_LIMIT TYPEs
+ * @{
+ */
+/** @brief Limit value specifies traget cap */
+#define PWR_LIMIT_TYPE_TARGET_CAP 0U
+/** @brief Limit value specifies maximum possible target cap */
+#define PWR_LIMIT_TYPE_BOUND_MAX 1U
+/** @brief Limit value specifies minimum possible target cap */
+#define PWR_LIMIT_TYPE_BOUND_MIN 2U
+/** @brief Number of limit types supported by mrq interface */
+#define PWR_LIMIT_TYPE_NUM 3U
+
+/** @} bpmp_pwr_limit_type */
+
+/**
+ * @brief Request data for #MRQ_PWR_LIMIT command CMD_PWR_LIMIT_QUERY_ABI
+ */
+struct cmd_pwr_limit_query_abi_request {
+ uint32_t cmd_code; /**< @ref mrq_pwr_limit_cmd */
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Request data for #MRQ_PWR_LIMIT command CMD_PWR_LIMIT_SET
+ *
+ * Set specified limit of specified type from specified source. The success of
+ * the request means that specified value is accepted as input to arbitration
+ * with other sources settings for the same limit of the same type. Zero limit
+ * is ignored by the arbitration (i.e., indicates "no limit set").
+ */
+struct cmd_pwr_limit_set_request {
+ uint32_t limit_id; /**< @ref bpmp_pwr_limit_id */
+ uint32_t limit_src; /**< @ref bpmp_pwr_limit_src */
+ uint32_t limit_type; /**< @ref bpmp_pwr_limit_type */
+ uint32_t limit_setting;
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Request data for #MRQ_PWR_LIMIT command CMD_PWR_LIMIT_GET
+ *
+ * Get previously set from specified source specified limit value of specified
+ * type.
+ */
+struct cmd_pwr_limit_get_request {
+ uint32_t limit_id; /**< @ref bpmp_pwr_limit_id */
+ uint32_t limit_src; /**< @ref bpmp_pwr_limit_src */
+ uint32_t limit_type; /**< @ref bpmp_pwr_limit_type */
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Response data for #MRQ_PWR_LIMIT command CMD_PWR_LIMIT_GET
+ */
+struct cmd_pwr_limit_get_response {
+ uint32_t limit_setting;
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Request data for #MRQ_PWR_LIMIT command CMD_PWR_LIMIT_CURR_CAP
+ *
+ * For specified limit get current power cap aggregated from all sources.
+ */
+struct cmd_pwr_limit_curr_cap_request {
+ uint32_t limit_id; /**< @ref bpmp_pwr_limit_id */
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Response data for #MRQ_PWR_LIMIT command CMD_PWR_LIMIT_CURR_CAP
+ */
+struct cmd_pwr_limit_curr_cap_response {
+ uint32_t curr_cap;
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Request with #MRQ_PWR_LIMIT
+ *
+ * |sub-command |payload |
+ * |----------------------------|---------------------------------|
+ * |CMD_PWR_LIMIT_QUERY_ABI | cmd_pwr_limit_query_abi_request |
+ * |CMD_PWR_LIMIT_SET | cmd_pwr_limit_set_request |
+ * |CMD_PWR_LIMIT_GET | cmd_pwr_limit_get_request |
+ * |CMD_PWR_LIMIT_CURR_CAP | cmd_pwr_limit_curr_cap_request |
+ */
+struct mrq_pwr_limit_request {
+ uint32_t cmd;
+ union {
+ struct cmd_pwr_limit_query_abi_request pwr_limit_query_abi_req;
+ struct cmd_pwr_limit_set_request pwr_limit_set_req;
+ struct cmd_pwr_limit_get_request pwr_limit_get_req;
+ struct cmd_pwr_limit_curr_cap_request pwr_limit_curr_cap_req;
+ } BPMP_UNION_ANON;
+} BPMP_ABI_PACKED;
+
+/**
+ * @brief Response to MRQ_PWR_LIMIT
+ *
+ * |sub-command |payload |
+ * |----------------------------|---------------------------------|
+ * |CMD_PWR_LIMIT_QUERY_ABI | - |
+ * |CMD_PWR_LIMIT_SET | - |
+ * |CMD_PWR_LIMIT_GET | cmd_pwr_limit_get_response |
+ * |CMD_PWR_LIMIT_CURR_CAP | cmd_pwr_limit_curr_cap_response |
+ */
+struct mrq_pwr_limit_response {
+ union {
+ struct cmd_pwr_limit_get_response pwr_limit_get_rsp;
+ struct cmd_pwr_limit_curr_cap_response pwr_limit_curr_cap_rsp;
+ } BPMP_UNION_ANON;
+} BPMP_ABI_PACKED;
+
+/** @} PwrLimit */
+/** @endcond bpmp_th500 */
+
+
+/**
+ * @ingroup MRQ_Codes
+ * @def MRQ_GEARS
+ * @brief Get thresholds for NDIV offset switching
+ *
+ * * Platforms: TH500 onwards
+ * @cond bpmp_th500
+ * * Initiators: CCPLEX
+ * * Targets: BPMP
+ * * Request Payload: N/A
+ * * Response Payload: @ref mrq_gears_response
+ * @addtogroup Gears
+ * @{
+ */
+
+/**
+ * @brief Response to #MRQ_GEARS
+ *
+ * Used by the sender of an #MRQ_GEARS message to request thresholds
+ * for NDIV offset switching.
+ *
+ * The mrq_gears_response::ncpu array defines four thresholds in units
+ * of number of online CPUS to be used for choosing between five different
+ * NDIV offset settings for CCPLEX cluster NAFLLs
+ *
+ * 1. If number of online CPUs < ncpu[0] use offset0
+ * 2. If number of online CPUs < ncpu[1] use offset1
+ * 3. If number of online CPUs < ncpu[2] use offset2
+ * 4. If number of online CPUs < ncpu[3] use offset3
+ * 5. If number of online CPUs >= ncpu[3] disable offsetting
+ *
+ * For TH500 mrq_gears_response::ncpu array has four valid entries.
+ *
+ * mrq_response::err is
+ * * 0: gears defined and response data valid
+ * * -#BPMP_ENODEV: MRQ is not supported by BPMP-FW
+ * * -#BPMP_EACCES: Operation not permitted for the MRQ master
+ * * -#BPMP_ENAVAIL: NDIV offsetting is disabled
+ */
+struct mrq_gears_response {
+ /** @brief number of online CPUs for each gear */
+ uint32_t ncpu[16];
+} BPMP_ABI_PACKED;
+
+/** @} Gears */
+/** @endcond bpmp_th500 */
/**
* @addtogroup Error_Codes
@@ -3047,12 +3953,18 @@ struct mrq_ec_response {
#define BPMP_ENOSYS 38
/** @brief Invalid slot */
#define BPMP_EBADSLT 57
+/** @brief Invalid message */
+#define BPMP_EBADMSG 77
+/** @brief Operation not supported */
+#define BPMP_EOPNOTSUPP 95
+/** @brief Targeted resource not available */
+#define BPMP_ENAVAIL 119
/** @brief Not supported */
#define BPMP_ENOTSUP 134
/** @brief No such device or address */
#define BPMP_ENXIO 140
-/** @} */
+/** @} Error_Codes */
#if defined(BPMP_ABI_CHECKS)
#include "bpmp_abi_checks.h"
diff --git a/include/soc/tegra/bpmp.h b/include/soc/tegra/bpmp.h
index f2604e99af09..5842e38bb288 100644
--- a/include/soc/tegra/bpmp.h
+++ b/include/soc/tegra/bpmp.h
@@ -6,6 +6,7 @@
#ifndef __SOC_TEGRA_BPMP_H
#define __SOC_TEGRA_BPMP_H
+#include <linux/iosys-map.h>
#include <linux/mailbox_client.h>
#include <linux/pm_domain.h>
#include <linux/reset-controller.h>
@@ -36,10 +37,22 @@ struct tegra_bpmp_mb_data {
u8 data[MSG_DATA_MIN_SZ];
} __packed;
+#define tegra_bpmp_mb_read(dst, mb, size) \
+ iosys_map_memcpy_from(dst, mb, offsetof(struct tegra_bpmp_mb_data, data), size)
+
+#define tegra_bpmp_mb_write(mb, src, size) \
+ iosys_map_memcpy_to(mb, offsetof(struct tegra_bpmp_mb_data, data), src, size)
+
+#define tegra_bpmp_mb_read_field(mb, field) \
+ iosys_map_rd_field(mb, 0, struct tegra_bpmp_mb_data, field)
+
+#define tegra_bpmp_mb_write_field(mb, field, value) \
+ iosys_map_wr_field(mb, 0, struct tegra_bpmp_mb_data, field, value)
+
struct tegra_bpmp_channel {
struct tegra_bpmp *bpmp;
- struct tegra_bpmp_mb_data *ib;
- struct tegra_bpmp_mb_data *ob;
+ struct iosys_map ib;
+ struct iosys_map ob;
struct completion completion;
struct tegra_ivc *ivc;
unsigned int index;
diff --git a/include/soc/tegra/ivc.h b/include/soc/tegra/ivc.h
index 88ce0bf439ad..be45d5f5adea 100644
--- a/include/soc/tegra/ivc.h
+++ b/include/soc/tegra/ivc.h
@@ -8,6 +8,7 @@
#include <linux/device.h>
#include <linux/dma-mapping.h>
+#include <linux/iosys-map.h>
#include <linux/types.h>
struct tegra_ivc_header;
@@ -16,7 +17,7 @@ struct tegra_ivc {
struct device *peer;
struct {
- struct tegra_ivc_header *channel;
+ struct iosys_map map;
unsigned int position;
dma_addr_t phys;
} rx, tx;
@@ -37,7 +38,7 @@ struct tegra_ivc {
*
* Returns a pointer to the frame, or an error encoded pointer.
*/
-void *tegra_ivc_read_get_next_frame(struct tegra_ivc *ivc);
+int tegra_ivc_read_get_next_frame(struct tegra_ivc *ivc, struct iosys_map *map);
/**
* tegra_ivc_read_advance - Advance the read queue
@@ -57,7 +58,7 @@ int tegra_ivc_read_advance(struct tegra_ivc *ivc);
*
* Returns a pointer to the frame, or an error encoded pointer.
*/
-void *tegra_ivc_write_get_next_frame(struct tegra_ivc *ivc);
+int tegra_ivc_write_get_next_frame(struct tegra_ivc *ivc, struct iosys_map *map);
/**
* tegra_ivc_write_advance - Advance the write queue
@@ -92,8 +93,8 @@ void tegra_ivc_reset(struct tegra_ivc *ivc);
size_t tegra_ivc_align(size_t size);
unsigned tegra_ivc_total_queue_size(unsigned queue_size);
-int tegra_ivc_init(struct tegra_ivc *ivc, struct device *peer, void *rx,
- dma_addr_t rx_phys, void *tx, dma_addr_t tx_phys,
+int tegra_ivc_init(struct tegra_ivc *ivc, struct device *peer, const struct iosys_map *rx,
+ dma_addr_t rx_phys, const struct iosys_map *tx, dma_addr_t tx_phys,
unsigned int num_frames, size_t frame_size,
void (*notify)(struct tegra_ivc *ivc, void *data),
void *data);
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-11-26 21:27:45 +0000