plat_i2c_target.c File Reference

#include <zephyr.h>
#include <stdio.h>
#include <stdlib.h>
#include "plat_i2c_target.h"
#include <logging/log.h>
#include "libutil.h"
#include "plat_pldm_sensor.h"
#include "pldm_sensor.h"
#include "plat_version.h"
#include "plat_class.h"
#include "plat_cpld.h"
#include "plat_hook.h"
#include "plat_i2c.h"
#include "plat_ioexp.h"

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Macros
#define	MAX_TARGET_TABLE_NUM   12
#define	DATA_TABLE_LENGTH_1   1
#define	DATA_TABLE_LENGTH_2   2
#define	DATA_TABLE_LENGTH_4   4
#define	DEVICE_TYPE   0x01
#define	REGISTER_LAYOUT_VERSION   0x01
#define	SENSOR_READING_PDR_INDEX_MAX   50
#define	SENSOR_INIT_PDR_INDEX_MAX   248
#define	PLAT_MASTER_WRITE_STACK_SIZE   1024
#define	AEGIS_CARRIER_BOARD_ID   0x0000
#define	CPLD_VERSION_GET_REG   0x32
#define	CPLD_VERSION_GET_REG_LEN   4
#define	STRAP_SET_TYPE   0x44
#define	VR_PWR_BUF_SIZE   38
#define	I2C_TARGET_BUS_ASIC   I2C_BUS7

Functions
	LOG_MODULE_REGISTER (plat_i2c_target)
void	set_bootstrap_element_handler ()
	K_WORK_DEFINE (set_bootstrap_element_work, set_bootstrap_element_handler)
	K_THREAD_STACK_DEFINE (plat_master_write_stack, PLAT_MASTER_WRITE_STACK_SIZE)
void *	allocate_table (void **buffer, size_t buffer_size)
uint8_t	get_vr_rail_by_control_vol_reg (uint8_t control_vol_reg)
bool	initialize_sensor_data (telemetry_info *telemetry_info, uint8_t *buffer_size)
bool	initialize_sensor_reading (telemetry_info *telemetry_info, uint8_t *buffer_size)
void	update_sensor_reading_by_sensor_number (uint8_t sensor_number)
int	get_cached_sensor_reading_by_sensor_number (uint8_t sensor_number)
float	get_sensor_reading_cache_as_float (uint8_t sensor_number)
bool	initialize_inventory_ids (telemetry_info *telemetry_info, uint8_t *buffer_size)
bool	initialize_strap_capability (telemetry_info *telemetry_info, uint8_t *buffer_size)
void	update_strap_capability_table ()
void	plat_pldm_sensor_poll_post ()
void	set_sensor_polling_handler (struct k_work *work_item)
void	vr_power_reading (uint8_t *buffer, size_t buf_size)
void	set_vr_pwr_alert_data (uint8_t controller_id, uint8_t alert_level, uint8_t data_type, uint8_t write_data_lsb, uint8_t write_data_msb)
void	get_vr_pwr_alert_data (uint8_t *buffer, size_t buf_size, uint8_t data_type, uint8_t alert_level, uint8_t controller_id)
bool	set_bootstrap_element (uint8_t bootstrap_pin, uint8_t user_setting_level)
void	i2c_bridge_command_handler (struct k_work *work_item)
void	set_control_voltage_handler (struct k_work *work_item)
void	plat_master_write_thread_handler ()
void	plat_master_write_thread_init ()
void	plat_telemetry_table_init (void)

Variables
struct k_thread	plat_master_write_thread
k_tid_t	plat_master_write_tid
struct i2c_target_data *	test_for_reading = NULL
const bool	I2C_TARGET_ENABLE_TABLE [MAX_TARGET_NUM]
voltage_rail_mapping_sensor	voltage_rail_mapping_table []
plat_sensor_init_data *	sensor_init_data_table [DATA_TABLE_LENGTH_2] = { NULL }
plat_sensor_reading *	sensor_reading_table [DATA_TABLE_LENGTH_4] = { NULL }
plat_inventory_ids *	inventory_ids_table [DATA_TABLE_LENGTH_1] = { NULL }
plat_strap_capability *	strap_capability_table [DATA_TABLE_LENGTH_1] = { NULL }
plat_i2c_bridge_command_status *	i2c_bridge_command_status_table [DATA_TABLE_LENGTH_1] = { NULL }
plat_i2c_bridge_command_response_data *	i2c_bridge_command_response_data_table [DATA_TABLE_LENGTH_1] = { NULL }
uint8_t	vr_pwr_sensor_table []
vr_controller_t	vr_alert_all [VR_PWR_CONTROLLER_MAX] = { 0 }
telemetry_info	telemetry_info_table []
const struct _i2c_target_config	I2C_TARGET_CONFIG_TABLE [MAX_TARGET_NUM]
uint8_t	vr_pwr_alert_table []

Macro Definition Documentation

AEGIS_CARRIER_BOARD_ID

#define AEGIS_CARRIER_BOARD_ID   0x0000

CPLD_VERSION_GET_REG

#define CPLD_VERSION_GET_REG   0x32

CPLD_VERSION_GET_REG_LEN

#define CPLD_VERSION_GET_REG_LEN   4

DATA_TABLE_LENGTH_1

#define DATA_TABLE_LENGTH_1   1

DATA_TABLE_LENGTH_2

#define DATA_TABLE_LENGTH_2   2

DATA_TABLE_LENGTH_4

#define DATA_TABLE_LENGTH_4   4

DEVICE_TYPE

#define DEVICE_TYPE   0x01

I2C_TARGET_BUS_ASIC

#define I2C_TARGET_BUS_ASIC   I2C_BUS7

MAX_TARGET_TABLE_NUM

#define MAX_TARGET_TABLE_NUM   12

PLAT_MASTER_WRITE_STACK_SIZE

#define PLAT_MASTER_WRITE_STACK_SIZE   1024

REGISTER_LAYOUT_VERSION

#define REGISTER_LAYOUT_VERSION   0x01

SENSOR_INIT_PDR_INDEX_MAX

#define SENSOR_INIT_PDR_INDEX_MAX   248

SENSOR_READING_PDR_INDEX_MAX

#define SENSOR_READING_PDR_INDEX_MAX   50

STRAP_SET_TYPE

#define STRAP_SET_TYPE   0x44

VR_PWR_BUF_SIZE

#define VR_PWR_BUF_SIZE   38

Function Documentation

allocate_table()

void * allocate_table	(	void **	buffer,
		size_t	buffer_size
	)

get_cached_sensor_reading_by_sensor_number()

int get_cached_sensor_reading_by_sensor_number

(

uint8_t

sensor_number

)

get_sensor_reading_cache_as_float()

float get_sensor_reading_cache_as_float

(

uint8_t

sensor_number

)

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get_vr_pwr_alert_data()

void get_vr_pwr_alert_data	(	uint8_t *	buffer,
		size_t	buf_size,
		uint8_t	data_type,
		uint8_t	alert_level,
		uint8_t	controller_id
	)

get_vr_rail_by_control_vol_reg()

uint8_t get_vr_rail_by_control_vol_reg

(

uint8_t

control_vol_reg

)

i2c_bridge_command_handler()

void i2c_bridge_command_handler

(

struct k_work *

work_item

)

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initialize_inventory_ids()

bool initialize_inventory_ids	(	telemetry_info *	telemetry_info,
		uint8_t *	buffer_size
	)

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initialize_sensor_data()

bool initialize_sensor_data	(	telemetry_info *	telemetry_info,
		uint8_t *	buffer_size
	)

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initialize_sensor_reading()

bool initialize_sensor_reading	(	telemetry_info *	telemetry_info,
		uint8_t *	buffer_size
	)

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initialize_strap_capability()

bool initialize_strap_capability	(	telemetry_info *	telemetry_info,
		uint8_t *	buffer_size
	)

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K_THREAD_STACK_DEFINE()

K_THREAD_STACK_DEFINE	(	plat_master_write_stack	,
		PLAT_MASTER_WRITE_STACK_SIZE
	)

K_WORK_DEFINE()

K_WORK_DEFINE	(	set_bootstrap_element_work	,
		set_bootstrap_element_handler
	)

LOG_MODULE_REGISTER()

LOG_MODULE_REGISTER

(

plat_i2c_target

)

plat_master_write_thread_handler()

void plat_master_write_thread_handler

(

)

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plat_master_write_thread_init()

void plat_master_write_thread_init

(

)

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plat_pldm_sensor_poll_post()

void plat_pldm_sensor_poll_post

(

)

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plat_telemetry_table_init()

void plat_telemetry_table_init

(

void

)

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set_bootstrap_element()

bool set_bootstrap_element	(	uint8_t	bootstrap_pin,
		uint8_t	user_setting_level
	)

set_bootstrap_element_handler()

void set_bootstrap_element_handler

(

)

set_control_voltage_handler()

void set_control_voltage_handler

(

struct k_work *

work_item

)

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set_sensor_polling_handler()

void set_sensor_polling_handler

(

struct k_work *

work_item

)

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set_vr_pwr_alert_data()

void set_vr_pwr_alert_data	(	uint8_t	controller_id,
		uint8_t	alert_level,
		uint8_t	data_type,
		uint8_t	write_data_lsb,
		uint8_t	write_data_msb
	)

update_sensor_reading_by_sensor_number()

void update_sensor_reading_by_sensor_number

(

uint8_t

sensor_number

)

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update_strap_capability_table()

void update_strap_capability_table

(

void

)

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vr_power_reading()

void vr_power_reading	(	uint8_t *	buffer,
		size_t	buf_size
	)

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Variable Documentation

i2c_bridge_command_response_data_table

plat_i2c_bridge_command_response_data* i2c_bridge_command_response_data_table[DATA_TABLE_LENGTH_1] = { NULL }

i2c_bridge_command_status_table

plat_i2c_bridge_command_status* i2c_bridge_command_status_table[DATA_TABLE_LENGTH_1] = { NULL }

I2C_TARGET_CONFIG_TABLE

const struct _i2c_target_config I2C_TARGET_CONFIG_TABLE[MAX_TARGET_NUM]

Initial value:

= {
    { 0xFF, 0xA },
    { 0xFF, 0xA },
    { 0xFF, 0xA },
    { 0xFF, 0xA },
    { 0xFF, 0xA },
    { 0x42, 0xA },
    { 0x40, 0xA, command_reply_data_handle },
    { 0xFF, 0xA },
    { 0xFF, 0xA },
    { 0xFF, 0xA },
    { 0xFF, 0xA },
    { 0xFF, 0xA },
}

I2C_TARGET_ENABLE_TABLE

const bool I2C_TARGET_ENABLE_TABLE[MAX_TARGET_NUM]

Initial value:

= {
    TARGET_DISABLE, TARGET_DISABLE, TARGET_DISABLE, TARGET_DISABLE,
    TARGET_DISABLE, TARGET_ENABLE,  TARGET_ENABLE,  TARGET_DISABLE,
    TARGET_DISABLE, TARGET_DISABLE, TARGET_DISABLE, TARGET_DISABLE,
}

inventory_ids_table

plat_inventory_ids* inventory_ids_table[DATA_TABLE_LENGTH_1] = { NULL }

plat_master_write_thread

struct k_thread plat_master_write_thread

plat_master_write_tid

k_tid_t plat_master_write_tid

sensor_init_data_table

plat_sensor_init_data* sensor_init_data_table[DATA_TABLE_LENGTH_2] = { NULL }

sensor_reading_table

plat_sensor_reading* sensor_reading_table[DATA_TABLE_LENGTH_4] = { NULL }

strap_capability_table

plat_strap_capability* strap_capability_table[DATA_TABLE_LENGTH_1] = { NULL }

telemetry_info_table

telemetry_info telemetry_info_table[]

Initial value:

= {
    { SENSOR_INIT_DATA_0_REG, 0x00, .telemetry_table_init = initialize_sensor_data },
    { SENSOR_INIT_DATA_1_REG, 0x00, .telemetry_table_init = initialize_sensor_data },
    { SENSOR_READING_0_REG, 0x00, .telemetry_table_init = initialize_sensor_reading },
    { SENSOR_READING_1_REG, 0x00, .telemetry_table_init = initialize_sensor_reading },
    { SENSOR_READING_2_REG, 0x00, .telemetry_table_init = initialize_sensor_reading },
    { SENSOR_READING_3_REG, 0x00, .telemetry_table_init = initialize_sensor_reading },
    { INVENTORY_IDS_REG, 0x00, .telemetry_table_init = initialize_inventory_ids },
    { STRAP_CAPABILTITY_REG, 0x00, .telemetry_table_init = initialize_strap_capability },
    { WRITE_STRAP_PIN_VALUE_REG },
    { I2C_BRIDGE_COMMAND_REG },
    { I2C_BRIDGE_COMMAND_STATUS_REG },
    { I2C_BRIDGE_COMMAND_RESPONSE_REG },
    { LEVEL_1_2_3_PWR_ALERT_THRESHOLD_REG },
    { LEVEL_1_2_3_PWR_ALERT_TIME_WINDOW_REG },
    { VR_POWER_READING_REG },
}

test_for_reading

struct i2c_target_data* test_for_reading = NULL

voltage_rail_mapping_table

voltage_rail_mapping_sensor voltage_rail_mapping_table[]

Initial value:

= {
    { CONTROL_VOL_VR_ASIC_P0V75_VDDPHY_HBM0246_REG, VR_RAIL_E_ASIC_P0V75_VDDPHY_HBM0246 },
    { CONTROL_VOL_VR_ASIC_P0V75_VDDPHY_HBM1357_REG, VR_RAIL_E_ASIC_P0V75_VDDPHY_HBM1357 },
    { CONTROL_VOL_VR_ASIC_P1V1_VDDQC_HBM0246_REG, VR_RAIL_E_ASIC_P1V1_VDDQC_HBM0246 },
    { CONTROL_VOL_VR_ASIC_P1V1_VDDQC_HBM1357_REG, VR_RAIL_E_ASIC_P1V1_VDDQC_HBM1357 },
    { CONTROL_VOL_VR_ASIC_P0V4_VDDQL_HBM0246_REG, VR_RAIL_E_ASIC_P0V4_VDDQL_HBM0246 },
    { CONTROL_VOL_VR_ASIC_P0V4_VDDQL_HBM1357_REG, VR_RAIL_E_ASIC_P0V4_VDDQL_HBM1357 },
    { CONTROL_VOL_VR_ASIC_P1V8_VPP_HBM0246_REG, VR_RAIL_E_ASIC_P1V8_VPP_HBM0246 },
    { CONTROL_VOL_VR_ASIC_P1V8_VPP_HBM1357_REG, VR_RAIL_E_ASIC_P1V8_VPP_HBM1357 },
    { CONTROL_VOL_VR_ASIC_P0V85_MEDHA0_VDD_REG, VR_RAIL_E_ASIC_P0V85_MEDHA0_VDD },
    { CONTROL_VOL_VR_ASIC_P0V85_MEDHA1_VDD_REG, VR_RAIL_E_ASIC_P0V85_MEDHA1_VDD },
}

vr_alert_all

vr_controller_t vr_alert_all[VR_PWR_CONTROLLER_MAX] = { 0 }

vr_pwr_alert_table

uint8_t vr_pwr_alert_table[]

Initial value:

= {
    SENSOR_NUM_ASIC_P0V85_MEDHA0_VDD_PWR_W,   SENSOR_NUM_ASIC_P0V85_MEDHA1_VDD_PWR_W,
    SENSOR_NUM_ASIC_P1V1_VDDQC_HBM0246_PWR_W, SENSOR_NUM_ASIC_P0V75_VDDPHY_HBM0246_PWR_W,
    SENSOR_NUM_ASIC_P1V1_VDDQC_HBM1357_PWR_W, SENSOR_NUM_ASIC_P0V75_VDDPHY_HBM1357_PWR_W,
    SENSOR_NUM_ASIC_P0V75_MAX_N_VDD_PWR_W,    SENSOR_NUM_ASIC_P0V75_MAX_S_VDD_PWR_W,
}

vr_pwr_sensor_table

uint8_t vr_pwr_sensor_table[]

Initial value:

= {
    SENSOR_NUM_ASIC_P0V85_MEDHA0_VDD_PWR_W,
    SENSOR_NUM_ASIC_P0V85_MEDHA1_VDD_PWR_W,
    SENSOR_NUM_ASIC_P0V9_OWL_E_TRVDD_PWR_W,
    SENSOR_NUM_ASIC_P0V75_OWL_E_TRVDD_PWR_W,
    SENSOR_NUM_ASIC_P0V75_MAX_M_VDD_PWR_W,
    SENSOR_NUM_ASIC_P0V75_VDDPHY_HBM1357_PWR_W,
    SENSOR_NUM_ASIC_P0V75_OWL_E_VDD_PWR_W,
    SENSOR_NUM_ASIC_P0V4_VDDQL_HBM1357_PWR_W,
    SENSOR_NUM_ASIC_P1V1_VDDQC_HBM1357_PWR_W,
    SENSOR_NUM_ASIC_P1V8_VPP_HBM1357_PWR_W,
    SENSOR_NUM_ASIC_P0V75_MAX_N_VDD_PWR_W,
    SENSOR_NUM_ASIC_P0V8_HAMSA_AVDD_PCIE_PWR_W,
    SENSOR_NUM_ASIC_P1V2_HAMSA_VDDHRXTX_PCIE_PWR_W,
    SENSOR_NUM_ASIC_P0V85_HAMSA_VDD_PWR_W,
    SENSOR_NUM_ASIC_P1V1_VDDQC_HBM0246_PWR_W,
    SENSOR_NUM_ASIC_P1V8_VPP_HBM0246_PWR_W,
    SENSOR_NUM_ASIC_P0V4_VDDQL_HBM0246_PWR_W,
    SENSOR_NUM_ASIC_P0V75_VDDPHY_HBM0246_PWR_W,
    SENSOR_NUM_ASIC_P0V75_OWL_W_VDD_PWR_W,
    SENSOR_NUM_ASIC_P0V75_MAX_S_VDD_PWR_W,
    SENSOR_NUM_ASIC_P0V9_OWL_W_TRVDD_PWR_W,
    SENSOR_NUM_ASIC_P0V75_OWL_W_TRVDD_PWR_W,
    SENSOR_NUM_P3V3_OSFP_PWR_W,
}