smbus_target.c File Reference

#include "reg.h"
#include "status_reg.h"
#include "dw_apb_i2c.h"
#include "cm2dm_msg.h"
#include "throttler.h"
#include "asic_state.h"
#include "smbus_target.h"
#include "fan_ctrl.h"
#include <stdint.h>
#include <tenstorrent/post_code.h>
#include <tenstorrent/sys_init_defines.h>
#include <tenstorrent/tt_smbus_regs.h>
#include <tenstorrent/smbus_target.h>
#include <zephyr/kernel.h>
#include <zephyr/init.h>
#include <zephyr/drivers/i2c.h>
#include <zephyr/sys/byteorder.h>
#include <zephyr/sys/crc.h>

Macros
#define	CM_I2C_DM_TARGET_INST   0

Functions
static int32_t	Dm2CmSendFanSpeedHandler (const uint8_t *data, uint8_t size)
static int32_t	ReadByteTest (uint8_t *data, uint8_t *size)
static int32_t	WriteByteTest (const uint8_t *data, uint8_t size)
static int32_t	ReadWordTest (uint8_t *data, uint8_t *size)
static int32_t	WriteWordTest (const uint8_t *data, uint8_t size)
static int32_t	BlockReadTest (uint8_t *data, uint8_t *size)
int32_t	BlockWriteTest (const uint8_t *data, uint8_t size)
int32_t	UpdateArcStateHandler (const uint8_t *data, uint8_t size)
static int	InitSmbusTarget (void)
	SYS_INIT_APP (InitSmbusTarget)
void	PollSmbusTarget (void)

Variables
static const struct device *	smbus_target = DEVICE_DT_GET_OR_NULL(DT_NODELABEL(smbus_target0))
static const SmbusCmdDef	smbus_req_cmd_def
static const SmbusCmdDef	smbus_ack_cmd_def
static const SmbusCmdDef	smbus_update_arc_state_cmd_def
static const SmbusCmdDef	smbus_dm_static_info_cmd_def
static const SmbusCmdDef	smbus_ping_cmd_def
static const SmbusCmdDef	smbus_fan_speed_cmd_def
static const SmbusCmdDef	smbus_fan_rpm_cmd_def
static const SmbusCmdDef	smbus_telem_read_cmd_def
static const SmbusCmdDef	smbus_telem_write_cmd_def
static const SmbusCmdDef	smbus_power_limit_cmd_def
static const SmbusCmdDef	smbus_power_instant_cmd_def
static const SmbusCmdDef	smbus_telem_reg_cmd_def
static const SmbusCmdDef	smbus_telem_data_cmd_def
static const SmbusCmdDef	smbus_therm_trip_count_cmd_def
static const SmbusCmdDef	smbus_dmc_log_cmd_def
static const SmbusCmdDef	smbus_test_read_byte_cmd_def
static const SmbusCmdDef	smbus_test_write_byte_cmd_def
static const SmbusCmdDef	smbus_test_read_word_cmd_def
static const SmbusCmdDef	smbus_test_write_word_cmd_def
static const SmbusCmdDef	smbus_block_write_block_read_test
static const SmbusCmdDef	smbus_test_read_block_cmd_def
static const SmbusCmdDef	smbus_test_write_block_cmd_def

Macro Definition Documentation

CM_I2C_DM_TARGET_INST

#define CM_I2C_DM_TARGET_INST   0

Function Documentation

BlockReadTest()

int32_t BlockReadTest ( uint8_t * data, uint8_t * size )

static

BlockWriteTest()

int32_t BlockWriteTest	(	const uint8_t *	data,
		uint8_t	size )

Dm2CmSendFanSpeedHandler()

int32_t Dm2CmSendFanSpeedHandler ( const uint8_t * data, uint8_t size )

static

InitSmbusTarget()

int InitSmbusTarget ( void )

static

PollSmbusTarget()

void PollSmbusTarget

(

void

)

ReadByteTest()

int32_t ReadByteTest ( uint8_t * data, uint8_t * size )

static

ReadWordTest()

int32_t ReadWordTest ( uint8_t * data, uint8_t * size )

static

SYS_INIT_APP()

SYS_INIT_APP

(

InitSmbusTarget

)

UpdateArcStateHandler()

int32_t UpdateArcStateHandler	(	const uint8_t *	data,
		uint8_t	size )

WriteByteTest()

int32_t WriteByteTest ( const uint8_t * data, uint8_t size )

static

WriteWordTest()

int32_t WriteWordTest ( const uint8_t * data, uint8_t size )

static

Variable Documentation

smbus_ack_cmd_def

const SmbusCmdDef smbus_ack_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransWriteWord, .rcv_handler = &Cm2DmMsgAckSmbusHandler}

smbus_block_write_block_read_test

const SmbusCmdDef smbus_block_write_block_read_test

static

Initial value:

= {
        .pec = 1U,
        .trans_type = kSmbusTransBlockWriteBlockRead,
        .rcv_handler = &BlockWriteTest,
        .send_handler = BlockReadTest}

smbus_dm_static_info_cmd_def

const SmbusCmdDef smbus_dm_static_info_cmd_def

static

Initial value:

= {.pec = 1U,
                                                         .trans_type = kSmbusTransBlockWrite,
                                                         .rcv_handler = &Dm2CmSendDataHandler}

smbus_dmc_log_cmd_def

const SmbusCmdDef smbus_dmc_log_cmd_def

static

Initial value:

= {.pec = 1U,
                                                  .trans_type = kSmbusTransBlockWrite,
                                                  .rcv_handler = &Dm2CmDMCLogHandler}

smbus_fan_rpm_cmd_def

const SmbusCmdDef smbus_fan_rpm_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransWriteWord, .rcv_handler = &Dm2CmSendFanRPMHandler}

smbus_fan_speed_cmd_def

const SmbusCmdDef smbus_fan_speed_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransWriteWord, .rcv_handler = &Dm2CmSendFanSpeedHandler}

smbus_ping_cmd_def

const SmbusCmdDef smbus_ping_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransWriteWord, .rcv_handler = &Dm2CmPingHandler}

smbus_power_instant_cmd_def

const SmbusCmdDef smbus_power_instant_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransWriteWord, .rcv_handler = &Dm2CmSendPowerHandler}

smbus_power_limit_cmd_def

const SmbusCmdDef smbus_power_limit_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransWriteWord, .rcv_handler = &Dm2CmSetBoardPowerLimit}

smbus_req_cmd_def

const SmbusCmdDef smbus_req_cmd_def

static

Initial value:

= {.pec = 1U,
                                              .trans_type = kSmbusTransBlockRead,
                                              .send_handler = &Cm2DmMsgReqSmbusHandler}

smbus_target

const struct device* smbus_target = DEVICE_DT_GET_OR_NULL(DT_NODELABEL(smbus_target0))

static

smbus_telem_data_cmd_def

const SmbusCmdDef smbus_telem_data_cmd_def

static

Initial value:

= {.pec = 1U,
                                                     .trans_type = kSmbusTransBlockRead,
                                                     .send_handler = &SMBusTelemDataHandler}

smbus_telem_read_cmd_def

const SmbusCmdDef smbus_telem_read_cmd_def

static

Initial value:

= {.pec = 0U,
                                                     .trans_type = kSmbusTransBlockWriteBlockRead,
                                                     .rcv_handler = SMBusTelemRegHandler,
                                                     .send_handler = SMBusTelemDataHandler}

smbus_telem_reg_cmd_def

const SmbusCmdDef smbus_telem_reg_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransWriteByte, .rcv_handler = &SMBusTelemRegHandler}

smbus_telem_write_cmd_def

const SmbusCmdDef smbus_telem_write_cmd_def

static

Initial value:

= {.pec = 0U,
                                                      .trans_type = kSmbusTransBlockWriteBlockRead,
                                                      .rcv_handler = Dm2CmWriteTelemetry,
                                                      .send_handler = Dm2CmReadControlData}

smbus_test_read_block_cmd_def

const SmbusCmdDef smbus_test_read_block_cmd_def

static

Initial value:

= {.pec = 1U,
                                                          .trans_type = kSmbusTransBlockRead,
                                                          .send_handler = &BlockReadTest}

smbus_test_read_byte_cmd_def

const SmbusCmdDef smbus_test_read_byte_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransReadByte, .send_handler = &ReadByteTest}

smbus_test_read_word_cmd_def

const SmbusCmdDef smbus_test_read_word_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransReadWord, .send_handler = &ReadWordTest}

smbus_test_write_block_cmd_def

const SmbusCmdDef smbus_test_write_block_cmd_def

static

Initial value:

= {.pec = 1U,
                                                           .trans_type = kSmbusTransBlockWrite,
                                                           .rcv_handler = &BlockWriteTest}

smbus_test_write_byte_cmd_def

const SmbusCmdDef smbus_test_write_byte_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransWriteByte, .rcv_handler = &WriteByteTest}

smbus_test_write_word_cmd_def

const SmbusCmdDef smbus_test_write_word_cmd_def

static

Initial value:

= {
        .pec = 1U, .trans_type = kSmbusTransWriteWord, .rcv_handler = &WriteWordTest}

smbus_therm_trip_count_cmd_def

const SmbusCmdDef smbus_therm_trip_count_cmd_def

static

Initial value:

= {.pec = 1U,
                                                           .trans_type = kSmbusTransWriteWord,
                                                           .rcv_handler =
                                                                   &Dm2CmSendThermTripCountHandler}

smbus_update_arc_state_cmd_def

const SmbusCmdDef smbus_update_arc_state_cmd_def

static

Initial value:

= {.pec = 0U,
                                                           .trans_type = kSmbusTransBlockWrite,
                                                           .rcv_handler = &UpdateArcStateHandler}