msgqueue.h File Reference

#include <stdint.h>
#include <zephyr/sys/iterable_sections.h>

Go to the source code of this file.

Data Structures
struct	message_queue_header
struct	force_fan_speed_rqst
	Host request to force the fan speed. More...
struct	aiclk_set_speed_rqst
	Host request to adjust the AICLK speed. More...
struct	power_setting_rqst
	Host request to adjust the power settings. More...
struct	set_voltage_rqst
	Host request to set voltage. More...
struct	get_voltage_rqst
	Host request to get voltage. More...
struct	switch_vout_control_rqst
	Host request to switch VOUT control. More...
struct	switch_clk_scheme_rqst
	Host request to switch clock scheme. More...
struct	get_freq_curve_from_voltage_rqst
	Host request to get frequency curve from voltage. More...
struct	get_voltage_curve_from_freq_rqst
	Host request to get voltage curve from frequency. More...
struct	debug_noc_translation_rqst
	Host request for debug NOC translation. More...
struct	dmc_ping_rqst
	Host request to ping DMC. More...
struct	send_pcie_msi_rqst
	Host request to send PCIE MSI. More...
struct	i2c_message_rqst
	Host request for I2C message transaction. More...
struct	led_blink_rqst
	Host request to blink the LED. More...
struct	test_rqst
	Host request for test message. More...
struct	asic_state_rqst
	Host request to change ASIC state. More...
union	request
	A tenstorrent host request. More...
struct	response
struct	msgqueue_handler

Macros
#define	NUM_MSG_QUEUES   4
#define	MSG_QUEUE_SIZE   4
#define	MSG_QUEUE_POINTER_WRAP   (2 * MSG_QUEUE_SIZE)
#define	REQUEST_MSG_LEN   8
#define	RESPONSE_MSG_LEN   8
#define	MSG_TYPE_INDEX   0
#define	MSG_TYPE_MASK   0xFF
#define	MSG_TYPE_SHIFT   0
#define	MESSAGE_QUEUE_STATUS_MESSAGE_RECOGNIZED   0xff
#define	MESSAGE_QUEUE_STATUS_SCRATCH_ONLY   0xfe
#define	REGISTER_MESSAGE(msg, func)

Typedefs
typedef uint8_t(*	msgqueue_request_handler_t) (const union request *req, struct response *rsp)

Functions
void	process_message_queues (void)
void	msgqueue_register_handler (uint32_t msg_code, msgqueue_request_handler_t handler)
int	msgqueue_request_push (uint32_t msgqueue_id, const union request *request)
int	msgqueue_request_pop (uint32_t msgqueue_id, union request *request)
int	msgqueue_response_push (uint32_t msgqueue_id, const struct response *response)
int	msgqueue_response_pop (uint32_t msgqueue_id, struct response *response)
void	init_msgqueue (void)

Macro Definition Documentation

MESSAGE_QUEUE_STATUS_MESSAGE_RECOGNIZED

#define MESSAGE_QUEUE_STATUS_MESSAGE_RECOGNIZED   0xff

MESSAGE_QUEUE_STATUS_SCRATCH_ONLY

#define MESSAGE_QUEUE_STATUS_SCRATCH_ONLY   0xfe

MSG_QUEUE_POINTER_WRAP

#define MSG_QUEUE_POINTER_WRAP   (2 * MSG_QUEUE_SIZE)

MSG_QUEUE_SIZE

#define MSG_QUEUE_SIZE   4

MSG_TYPE_INDEX

#define MSG_TYPE_INDEX   0

MSG_TYPE_MASK

#define MSG_TYPE_MASK   0xFF

MSG_TYPE_SHIFT

#define MSG_TYPE_SHIFT   0

NUM_MSG_QUEUES

#define NUM_MSG_QUEUES   4

REGISTER_MESSAGE

#define REGISTER_MESSAGE	(		msg,
			func )

Value:

        const STRUCT_SECTION_ITERABLE(msgqueue_handler, registration_for_##msg) = {                \
                .msg_type = msg,                                                                   \
                .handler = func,                                                                   \
        }

REQUEST_MSG_LEN

#define REQUEST_MSG_LEN   8

RESPONSE_MSG_LEN

#define RESPONSE_MSG_LEN   8

Typedef Documentation

msgqueue_request_handler_t

typedef uint8_t(* msgqueue_request_handler_t) (const union request *req, struct response *rsp)

Function Documentation

init_msgqueue()

void init_msgqueue

(

void

)

msgqueue_register_handler()

void msgqueue_register_handler	(	uint32_t	msg_code,
		msgqueue_request_handler_t	handler )

msgqueue_request_pop()

int msgqueue_request_pop	(	uint32_t	msgqueue_id,
		union request *	request )

msgqueue_request_push()

int msgqueue_request_push	(	uint32_t	msgqueue_id,
		const union request *	request )

msgqueue_response_pop()

int msgqueue_response_pop	(	uint32_t	msgqueue_id,
		struct response *	response )

msgqueue_response_push()

int msgqueue_response_push	(	uint32_t	msgqueue_id,
		const struct response *	response )

process_message_queues()

void process_message_queues

(

void

)