jtag_bootrom.c File Reference

#include "bh_reg_def.h"
#include <stdint.h>
#include <tenstorrent/bh_chip.h>
#include <tenstorrent/event.h>
#include <tenstorrent/jtag_bootrom.h>
#include <zephyr/device.h>
#include <zephyr/drivers/gpio.h>
#include <zephyr/drivers/gpio/gpio_emul.h>
#include <zephyr/drivers/jtag.h>
#include <zephyr/kernel.h>
#include <zephyr/logging/log.h>
#include <zephyr/sys/byteorder.h>
#include <zephyr/sys/util.h>

Functions
bool	jtag_axiwait (const struct device *dev, uint32_t addr)
void	jtag_bitbang_wait_for_id (const struct device *dev)
int	jtag_bootrom_reset_asic (struct bh_chip *chip)
int	jtag_bootrom_init (struct bh_chip *chip)
int	jtag_bootrom_patch_offset (struct bh_chip *chip, const uint32_t *patch, size_t patch_len, const uint32_t start_addr)
int	jtag_bootrom_verify (const struct device *dev, const uint32_t *patch, size_t patch_len)
uint32_t	get_arc_start_time (void)
uint32_t	get_dm_init_duration (void)
void	jtag_bootrom_soft_reset_arc (struct bh_chip *chip)
void	jtag_bootrom_teardown (const struct bh_chip *chip)

Variables
static bool	perst_seen
static uint32_t	arc_start_time
static uint32_t	perst_start_time
static uint32_t	dm_init_done
static const __maybe_unused struct gpio_dt_spec	arc_rambus_jtag_mux_sel
static const __maybe_unused struct gpio_dt_spec	arc_l2_jtag_mux_sel

Function Documentation

get_arc_start_time()

uint32_t get_arc_start_time

(

void

)

get_dm_init_duration()

uint32_t get_dm_init_duration

(

void

)

jtag_axiwait()

bool jtag_axiwait	(	const struct device *	dev,
		uint32_t	addr )

jtag_bitbang_wait_for_id()

void jtag_bitbang_wait_for_id

(

const struct device *

dev

)

jtag_bootrom_init()

int jtag_bootrom_init

(

struct bh_chip *

chip

)

jtag_bootrom_patch_offset()

int jtag_bootrom_patch_offset	(	struct bh_chip *	chip,
		const uint32_t *	patch,
		size_t	patch_len,
		const uint32_t	start_addr )

jtag_bootrom_reset_asic()

int jtag_bootrom_reset_asic

(

struct bh_chip *

chip

)

jtag_bootrom_soft_reset_arc()

void jtag_bootrom_soft_reset_arc

(

struct bh_chip *

chip

)

jtag_bootrom_teardown()

void jtag_bootrom_teardown

(

const struct bh_chip *

chip

)

jtag_bootrom_verify()

int jtag_bootrom_verify	(	const struct device *	dev,
		const uint32_t *	patch,
		size_t	patch_len )

Variable Documentation

arc_l2_jtag_mux_sel

const __maybe_unused struct gpio_dt_spec arc_l2_jtag_mux_sel

static

Initial value:

=
        GPIO_DT_SPEC_GET_OR(DT_NODELABEL(arc_l2_jtag_mux_sel), gpios, {0})

arc_rambus_jtag_mux_sel

const __maybe_unused struct gpio_dt_spec arc_rambus_jtag_mux_sel

static

Initial value:

=
        GPIO_DT_SPEC_GET_OR(DT_NODELABEL(arc_rambus_jtag_mux_sel), gpios, {0})

arc_start_time

uint32_t arc_start_time

static

dm_init_done

uint32_t dm_init_done

static

perst_seen

bool perst_seen

static

perst_start_time

uint32_t perst_start_time

static