jtag_emul.c File Reference

#include "axi.h"
#include "jtag_priv.h"
#include <stdbool.h>
#include <string.h>
#include <tenstorrent/bitrev.h>
#include <zephyr/drivers/gpio.h>
#include <zephyr/drivers/gpio/gpio_emul.h>
#include <zephyr/kernel.h>
#include <zephyr/logging/log.h>
#include <zephyr/sys/byteorder.h>

Include dependency graph for jtag_emul.c:

Macros
#define	REG_BITS   32

Functions
	LOG_MODULE_REGISTER (jtag_emul, CONFIG_JTAG_LOG_LEVEL)
static void	on_tck_falling (struct jtag_data *data, bool tdi)
static bool	tck (struct jtag_data *data)
static bool	tdi (struct jtag_data *data)
static bool	tms (struct jtag_data *data)
static bool	trst (struct jtag_data *data)
static void	gpio_emul_callback (const struct device *port, struct gpio_callback *cb, gpio_port_pins_t pins)
static void	on_update_reg (struct jtag_data *data)
void	jtag_emul_setup (const struct device *dev, uint32_t *buf, size_t buf_len)
int	jtag_emul_axi_read32 (const struct device *dev, uint32_t addr, uint32_t *value)

Variables
static enum jtag_state	next_state [2][16]
static __maybe_unused const char *const	jtag_state_to_str []

Macro Definition Documentation

REG_BITS

#define REG_BITS   32

Function Documentation

gpio_emul_callback()

void gpio_emul_callback ( const struct device * port, struct gpio_callback * cb, gpio_port_pins_t pins )

static

jtag_emul_axi_read32()

int jtag_emul_axi_read32	(	const struct device *	dev,
		uint32_t	addr,
		uint32_t *	value )

jtag_emul_setup()

void jtag_emul_setup	(	const struct device *	dev,
		uint32_t *	buf,
		size_t	buf_len )

LOG_MODULE_REGISTER()

LOG_MODULE_REGISTER	(	jtag_emul	,
		CONFIG_JTAG_LOG_LEVEL	)

on_tck_falling()

void on_tck_falling ( struct jtag_data * data, bool tdi )

static

on_update_reg()

void on_update_reg ( struct jtag_data * data )

static

tck()

bool tck ( struct jtag_data * data )

inlinestatic

tdi()

bool tdi ( struct jtag_data * data )

inlinestatic

tms()

bool tms ( struct jtag_data * data )

inlinestatic

trst()

bool trst ( struct jtag_data * data )

inlinestatic

Variable Documentation

jtag_state_to_str

__maybe_unused const char* const jtag_state_to_str[]

static

Initial value:

= {
        "RESET  ", "IDLE   ", "SCAN_DR", "SCAN_IR",  "CAPT_DR ", "CAPT_IR", "SHFT_DR", "SHFT_IR",
        "EXT1_DR", "EXT1_IR", "PAUS_DR", "PAUSE_IR", "EXT2_DR",  "EXT2_IR", "UPDT_DR", "UPDT_IR",
}

next_state

enum jtag_state next_state[2][16]

static