OVMS3-idf/components/xtensa/esp32s2/trax_init.c

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2020-02-19 11:31:54 +00:00
// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <stdio.h>
#include "esp_err.h"
#include "esp_log.h"
#include "trax.h"
#include "soc/sensitive_reg.h"
#include "sdkconfig.h"
#define TRACEMEM_MUX_BLK0_NUM 19
#define TRACEMEM_MUX_BLK1_NUM 20
static const char* __attribute__((unused)) TAG = "trax";
int trax_enable(trax_ena_select_t which)
{
#ifndef CONFIG_ESP32S2_TRAX
ESP_LOGE(TAG, "Trax_enable called, but trax is disabled in menuconfig!");
return ESP_ERR_NO_MEM;
#endif
if (which != TRAX_ENA_PRO) {
return ESP_ERR_INVALID_ARG;
}
REG_WRITE(DPORT_PMS_OCCUPY_3_REG, BIT(TRACEMEM_MUX_BLK1_NUM-4));
return ESP_OK;
}