feat(riscv_trace): add trace support for ESP32-C61

This commit is contained in:
Erhan Kurubas
2026-07-30 21:05:19 +03:00
parent c6e80a336a
commit 64d913f86b
4 changed files with 290 additions and 2 deletions

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@@ -0,0 +1,261 @@
/*
* SPDX-FileCopyrightText: 2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include "soc/trace_reg.h"
#include "soc/trace_struct.h"
#include "soc/pcr_struct.h"
#include "hal/assert.h"
#include "hal/riscv_trace_types.h"
#ifdef __cplusplus
extern "C" {
#endif
/** @brief Return the register block for the given core. */
static inline trace_dev_t *riscv_trace_ll_get_hw(int core)
{
HAL_ASSERT(core == 0);
(void)core;
return &TRACE;
}
/*---------------------------------------------------------------------------
* Clock and reset
*--------------------------------------------------------------------------*/
/** @brief Enable or disable the TRACE clock. */
static inline void riscv_trace_ll_enable_bus_clock(bool enable)
{
PCR.trace_conf.trace_clk_en = enable;
}
/** @brief Assert and release the reset of the encoder. */
static inline void riscv_trace_ll_reset_register(int core)
{
(void)core;
PCR.trace_conf.trace_rst_en = 1;
PCR.trace_conf.trace_rst_en = 0;
}
/** @brief Enable the per-module register clock gate. */
static inline void riscv_trace_ll_enable_module_clock(trace_dev_t *hw, bool enable)
{
hw->clock_gate.clk_en = enable;
}
/*---------------------------------------------------------------------------
* Memory configuration
*--------------------------------------------------------------------------*/
static inline void riscv_trace_ll_set_mem_start_addr(trace_dev_t *hw, uint32_t addr)
{
hw->mem_start_addr.mem_start_addr = addr;
}
static inline void riscv_trace_ll_set_mem_end_addr(trace_dev_t *hw, uint32_t addr)
{
hw->mem_end_addr.mem_end_addr = addr;
}
static inline uint32_t riscv_trace_ll_get_mem_current_addr(trace_dev_t *hw)
{
return hw->mem_current_addr.mem_current_addr;
}
/** @brief Reload the current address from the start address. */
static inline void riscv_trace_ll_update_mem_current_addr(trace_dev_t *hw)
{
hw->mem_addr_update.mem_current_addr_update = 1;
}
/*---------------------------------------------------------------------------
* Status
*--------------------------------------------------------------------------*/
static inline uint32_t riscv_trace_ll_get_fifo_status(trace_dev_t *hw)
{
return hw->fifo_status.val;
}
/*---------------------------------------------------------------------------
* Trigger, loop mode and restart
*--------------------------------------------------------------------------*/
static inline void riscv_trace_ll_trigger_on(trace_dev_t *hw)
{
hw->trigger.trigger_on = 1;
}
static inline void riscv_trace_ll_trigger_off(trace_dev_t *hw)
{
hw->trigger.trigger_off = 1;
}
static inline void riscv_trace_ll_set_mem_loop(trace_dev_t *hw, bool loop)
{
hw->trigger.mem_loop = loop;
}
static inline void riscv_trace_ll_set_restart_ena(trace_dev_t *hw, bool enable)
{
hw->trigger.restart_ena = enable;
}
/*---------------------------------------------------------------------------
* Encoder options (config register)
*--------------------------------------------------------------------------*/
static inline void riscv_trace_ll_set_full_address(trace_dev_t *hw, bool full)
{
hw->config.full_address = full;
}
static inline void riscv_trace_ll_set_stall_ena(trace_dev_t *hw, bool enable)
{
hw->config.stall_ena = enable;
}
static inline void riscv_trace_ll_set_halt_ena(trace_dev_t *hw, bool enable)
{
hw->config.halt_ena = enable;
}
static inline void riscv_trace_ll_set_reset_ena(trace_dev_t *hw, bool enable)
{
hw->config.reset_ena = enable;
}
static inline void riscv_trace_ll_set_dm_trigger_ena(trace_dev_t *hw, bool enable)
{
hw->config.dm_trigger_ena = enable;
}
/*---------------------------------------------------------------------------
* Resynchronization
*--------------------------------------------------------------------------*/
/** @brief Whether the resync counter can represent the given mode. */
static inline bool riscv_trace_ll_resync_mode_is_supported(uint32_t mode)
{
return mode == RISCV_TRACE_RESYNC_DISABLED || mode == RISCV_TRACE_RESYNC_PACKET ||
mode == RISCV_TRACE_RESYNC_CYCLE;
}
static inline void riscv_trace_ll_set_resync_mode(trace_dev_t *hw, uint32_t mode)
{
hw->resync_prolonged.resync_mode = mode;
}
static inline void riscv_trace_ll_set_resync_threshold(trace_dev_t *hw, uint32_t threshold)
{
hw->resync_prolonged.resync_prolonged = threshold;
}
/*---------------------------------------------------------------------------
* AHB configuration
*--------------------------------------------------------------------------*/
static inline void riscv_trace_ll_set_ahb_burst(trace_dev_t *hw, uint32_t hburst)
{
hw->ahb_config.hburst = hburst;
}
static inline void riscv_trace_ll_set_ahb_max_incr(trace_dev_t *hw, uint32_t max_incr)
{
hw->ahb_config.max_incr = max_incr;
}
/*---------------------------------------------------------------------------
* Interrupts
*--------------------------------------------------------------------------*/
static inline void riscv_trace_ll_set_intr_ena(trace_dev_t *hw, uint32_t mask)
{
hw->intr_ena.val = mask;
}
static inline uint32_t riscv_trace_ll_get_intr_raw(trace_dev_t *hw)
{
return hw->intr_raw.val;
}
static inline void riscv_trace_ll_clear_intr(trace_dev_t *hw, uint32_t mask)
{
hw->intr_clr.val = mask;
}
/*---------------------------------------------------------------------------
* Filter unit
*--------------------------------------------------------------------------*/
static inline void riscv_trace_ll_set_filter_en(trace_dev_t *hw, bool enable)
{
hw->filter_control.filter_en = enable;
}
static inline void riscv_trace_ll_set_filter_control(trace_dev_t *hw, bool match_comp,
bool match_privilege, bool match_ecause,
bool match_interrupt)
{
hw->filter_control.match_comp = match_comp;
hw->filter_control.match_privilege = match_privilege;
hw->filter_control.match_ecause = match_ecause;
hw->filter_control.match_interrupt = match_interrupt;
}
static inline bool riscv_trace_ll_priv_is_supported(uint32_t priv)
{
return priv == RISCV_TRACE_PRIV_USER || priv == RISCV_TRACE_PRIV_MACHINE;
}
static inline void riscv_trace_ll_set_filter_match_control(trace_dev_t *hw, uint32_t priv_choice,
bool intr_value, uint32_t ecause_choice)
{
// This target has no supervisor mode, so the selector is 1 bit: 0 = user, 1 = machine.
hw->filter_match_control.match_choice_privilege = (priv_choice == RISCV_TRACE_PRIV_MACHINE);
hw->filter_match_control.match_value_interrupt = intr_value;
hw->filter_match_control.match_choice_ecause = ecause_choice;
}
static inline void riscv_trace_ll_set_p_comparator(trace_dev_t *hw, uint32_t input,
uint32_t function, bool notify)
{
hw->filter_comparator_control.p_input = input;
hw->filter_comparator_control.p_function = function;
hw->filter_comparator_control.p_notify = notify;
}
static inline void riscv_trace_ll_set_s_comparator(trace_dev_t *hw, uint32_t input,
uint32_t function, bool notify)
{
hw->filter_comparator_control.s_input = input;
hw->filter_comparator_control.s_function = function;
hw->filter_comparator_control.s_notify = notify;
}
static inline void riscv_trace_ll_set_match_mode(trace_dev_t *hw, uint32_t mode)
{
hw->filter_comparator_control.match_mode = mode;
}
static inline void riscv_trace_ll_set_p_match_value(trace_dev_t *hw, uint32_t value)
{
hw->filter_p_comparator_match.p_match = value;
}
static inline void riscv_trace_ll_set_s_match_value(trace_dev_t *hw, uint32_t value)
{
hw->filter_s_comparator_match.s_match = value;
}
#ifdef __cplusplus
}
#endif

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@@ -1,5 +1,5 @@
| Supported Targets | ESP32-C5 | ESP32-C6 | ESP32-H2 | ESP32-P4 | ESP32-S31 |
| ----------------- | -------- | -------- | -------- | -------- | --------- |
| Supported Targets | ESP32-C5 | ESP32-C6 | ESP32-C61 | ESP32-H2 | ESP32-P4 | ESP32-S31 |
| ----------------- | -------- | -------- | --------- | -------- | -------- | --------- |
# RISC-V Trace Basic Test App

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@@ -119,6 +119,10 @@ config SOC_APM_SUPPORTED
bool
default y
config SOC_RISCV_TRACE_SUPPORTED
bool
default y
config SOC_PMU_SUPPORTED
bool
default y
@@ -1234,3 +1238,19 @@ config SOC_PHY_CALIBRATION_CLOCK_IS_INDEPENDENT
config SOC_DEBUG_HAVE_OCD_STUB_BINS
bool
default y
config SOC_RISCV_TRACE_HAS_CONFIG_REG
bool
default y
config SOC_RISCV_TRACE_AHB_CONFIGURABLE
bool
default y
config SOC_RISCV_TRACE_FILTER_SUPPORTED
bool
default y
config SOC_RISCV_TRACE_PRIV_WIDTH
int
default 1

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@@ -52,6 +52,7 @@
#define SOC_SECURE_BOOT_SUPPORTED 1
#define SOC_BOD_SUPPORTED 1
#define SOC_APM_SUPPORTED 1 /*!< Support for APM peripheral */
#define SOC_RISCV_TRACE_SUPPORTED 1
#define SOC_PMU_SUPPORTED 1
#define SOC_PMU_PVT_SUPPORTED 1
#define SOC_RTC_TIMER_SUPPORTED 1
@@ -499,5 +500,11 @@
/*------------------------------------- DEBUG CAPS -------------------------------------*/
#define SOC_DEBUG_HAVE_OCD_STUB_BINS (1)
/*-------------------------- RISC-V TRACE CAPS ------------------------------*/
#define SOC_RISCV_TRACE_HAS_CONFIG_REG (1) /*!< Has the encoder config register */
#define SOC_RISCV_TRACE_AHB_CONFIGURABLE (1) /*!< AHB write master is configurable */
#define SOC_RISCV_TRACE_FILTER_SUPPORTED (1) /*!< Has the filter unit */
#define SOC_RISCV_TRACE_PRIV_WIDTH (1U) /*!< Bits in the privilege field (privilege_width_p) */
/*------------------------------------- No Reset CAPS -------------------------------------*/
// \#define SOC_CAPS_NO_RESET_BY_ANA_BOD (1) //TODO: [ESP32C61] IDF-9254