feat(riscv_trace): add resync mode validation for existing targets

This commit is contained in:
Erhan Kurubas
2026-08-07 14:38:56 +02:00
parent 91534a8488
commit d3246931b1
5 changed files with 39 additions and 0 deletions

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@@ -142,6 +142,13 @@ static inline void riscv_trace_ll_set_dm_trigger_ena(trace_dev_t *hw, bool enabl
* 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;

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@@ -156,6 +156,13 @@ static inline void riscv_trace_ll_set_dm_trigger_ena(trace_dev_t *hw, bool enabl
* 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;

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@@ -152,6 +152,13 @@ static inline void riscv_trace_ll_set_dm_trigger_ena(trace_dev_t *hw, bool enabl
* 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;

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@@ -34,6 +34,20 @@ typedef enum {
RISCV_TRACE_PRIV_MACHINE = 3, /*!< Machine mode */
} riscv_trace_priv_t;
/**
* @brief Resynchronization mode selected by the resync counter.
*
* Values follow the v2.0 (2-bit) register encoding, which the driver's public
* enum also uses. Targets with a narrower field implement a subset and their LL
* translates the value when writing the register (see
* riscv_trace_ll_resync_mode_is_supported()).
*/
typedef enum {
RISCV_TRACE_RESYNC_DISABLED = 0, /*!< Periodic resync disabled */
RISCV_TRACE_RESYNC_PACKET = 2, /*!< Resync counter counts by packet */
RISCV_TRACE_RESYNC_CYCLE = 3, /*!< Resync counter counts by cycle */
} riscv_trace_resync_mode_t;
/**
* @brief Trace encoder work-status field.
*

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@@ -120,6 +120,7 @@ static uint32_t trace_buffer_caps(esp_riscv_trace_buffer_mem_t mem)
: ESP_RISCV_TRACE_BUFFER_CAPS_INTERNAL;
}
#if SOC_RISCV_TRACE_FILTER_SUPPORTED
static bool is_valid_filter_comparator(const esp_riscv_trace_filter_comparator_t *c)
{
return (c->input == ESP_RISCV_TRACE_FILTER_INPUT_IADDR ||
@@ -155,6 +156,7 @@ static esp_err_t validate_filter_config(const esp_riscv_trace_filter_config_t *c
}
return ESP_OK;
}
#endif // SOC_RISCV_TRACE_FILTER_SUPPORTED
static esp_err_t validate_trace_config(esp_riscv_trace_core_t core_id, const esp_riscv_trace_config_t *config,
esp_riscv_trace_handle_t *ret_handle)
@@ -167,6 +169,8 @@ static esp_err_t validate_trace_config(esp_riscv_trace_core_t core_id, const esp
ESP_RETURN_ON_FALSE(is_valid_address_mode(config->address_mode), ESP_ERR_INVALID_ARG, TAG, "invalid address mode");
ESP_RETURN_ON_FALSE(is_valid_mem_mode(config->mem_mode), ESP_ERR_INVALID_ARG, TAG, "invalid memory mode");
ESP_RETURN_ON_FALSE(is_valid_resync_mode(config->resync_mode), ESP_ERR_INVALID_ARG, TAG, "invalid resync mode");
ESP_RETURN_ON_FALSE(riscv_trace_ll_resync_mode_is_supported((uint32_t)config->resync_mode),
ESP_ERR_NOT_SUPPORTED, TAG, "resync mode not supported on this target");
ESP_RETURN_ON_FALSE(is_valid_ahb_burst(config->ahb_burst), ESP_ERR_INVALID_ARG, TAG, "invalid AHB burst");
ESP_RETURN_ON_FALSE(is_valid_core_mask(config->core_mask), ESP_ERR_INVALID_ARG, TAG, "invalid core mask");
ESP_RETURN_ON_FALSE(is_valid_buffer_mem(config->buffer_mem), ESP_ERR_INVALID_ARG, TAG, "invalid buffer memory");