Updated ESP32 port-layer to ESP-IDF v4.4.2 (#572)

* Xtensa_ESP32: Added esp-idf v4.4.2 specific changes

* Xtensa_ESP32: Updated SPDX license identifiers

Author: laukik-hase

portable/ThirdParty/GCC/Xtensa_ESP32/include/FreeRTOSConfig_arch.h

@@ -0,0 +1,134 @@
+/*
+ * SPDX-FileCopyrightText: 2022 Amazon.com, Inc. or its affiliates
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * SPDX-FileContributor: 2016-2022 Espressif Systems (Shanghai) CO LTD
+ */
+/*
+ * FreeRTOS Kernel V10.4.3
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software. If you wish to use our Amazon
+ * FreeRTOS name, please do so in a fair use way that does not cause confusion.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
+ * 1 tab == 4 spaces!
+ */
+
+#ifndef FREERTOS_CONFIG_XTENSA_H
+#define FREERTOS_CONFIG_XTENSA_H
+
+#include "sdkconfig.h"
+
+/* enable use of optimized task selection by the scheduler */
+#if defined (CONFIG_FREERTOS_OPTIMIZED_SCHEDULER) && !defined(configUSE_PORT_OPTIMISED_TASK_SELECTION)
+#define configUSE_PORT_OPTIMISED_TASK_SELECTION         1
+#endif
+
+#define XT_USE_THREAD_SAFE_CLIB                         0
+#undef XT_USE_SWPRI
+
+#if CONFIG_FREERTOS_CORETIMER_0
+#define XT_TIMER_INDEX                                  0
+#elif CONFIG_FREERTOS_CORETIMER_1
+#define XT_TIMER_INDEX                                  1
+#endif
+
+#ifndef __ASSEMBLER__
+/**
+ * This function is defined to provide a deprecation warning whenever
+ * XT_CLOCK_FREQ macro is used.
+ * Update the code to use esp_clk_cpu_freq function instead.
+ * @return current CPU clock frequency, in Hz
+ */
+int xt_clock_freq(void) __attribute__((deprecated));
+
+#define XT_CLOCK_FREQ   (xt_clock_freq())
+
+#endif // __ASSEMBLER__
+
+/* Required for configuration-dependent settings */
+#include <xtensa_config.h>
+
+/* configASSERT behaviour */
+#ifndef __ASSEMBLER__
+#include <assert.h>
+#include "esp_rom_sys.h"
+#if CONFIG_IDF_TARGET_ESP32
+#include "esp32/rom/ets_sys.h"  // will be removed in idf v5.0
+#elif CONFIG_IDF_TARGET_ESP32S2
+#include "esp32s2/rom/ets_sys.h"
+#elif CONFIG_IDF_TARGET_ESP32S3
+#include "esp32s3/rom/ets_sys.h"
+#endif
+#endif // __ASSEMBLER__
+
+// If CONFIG_FREERTOS_ASSERT_DISABLE is set then configASSERT is defined empty later in FreeRTOS.h and the macro
+// configASSERT_DEFINED remains unset (meaning some warnings are avoided)
+#ifdef configASSERT
+#undef configASSERT
+#if defined(CONFIG_FREERTOS_ASSERT_FAIL_PRINT_CONTINUE)
+#define configASSERT(a) if (unlikely(!(a))) {                           \
+        esp_rom_printf("%s:%d (%s)- assert failed!\n", __FILE__, __LINE__,  \
+                   __FUNCTION__);                                           \
+    }
+#elif defined(CONFIG_FREERTOS_ASSERT_FAIL_ABORT)
+#define configASSERT(a) assert(a)
+#endif
+#endif
+
+#if CONFIG_FREERTOS_ASSERT_ON_UNTESTED_FUNCTION
+#define UNTESTED_FUNCTION() { esp_rom_printf("Untested FreeRTOS function %s\r\n", __FUNCTION__); configASSERT(false); } while(0)
+#else
+#define UNTESTED_FUNCTION()
+#endif
+
+#define configXT_BOARD                                  1   /* Board mode */
+#define configXT_SIMULATOR                              0
+
+/* The maximum interrupt priority from which FreeRTOS.org API functions can
+   be called.  Only API functions that end in ...FromISR() can be used within
+   interrupts. */
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY	XCHAL_EXCM_LEVEL
+
+/* Stack alignment, architecture specifc. Must be a power of two. */
+#define configSTACK_ALIGNMENT                           16
+
+
+/* The Xtensa port uses a separate interrupt stack. Adjust the stack size
+ * to suit the needs of your specific application.
+ * Size needs to be aligned to the stack increment, since the location of
+ * the stack for the 2nd CPU will be calculated using configISR_STACK_SIZE.
+ */
+#ifndef configISR_STACK_SIZE
+#define configISR_STACK_SIZE                            ((CONFIG_FREERTOS_ISR_STACKSIZE + configSTACK_ALIGNMENT - 1) & (~(configSTACK_ALIGNMENT - 1)))
+#endif
+
+#ifndef __ASSEMBLER__
+#if CONFIG_APPTRACE_SV_ENABLE
+extern uint32_t port_switch_flag[];
+#define os_task_switch_is_pended(_cpu_) (port_switch_flag[_cpu_])
+#else
+#define os_task_switch_is_pended(_cpu_) (false)
+#endif
+#endif
+
+#endif // FREERTOS_CONFIG_XTENSA_H

portable/ThirdParty/GCC/Xtensa_ESP32/include/port_systick.h

@@ -0,0 +1,20 @@
+/*
+ * SPDX-FileCopyrightText: 2017-2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief Set up the SysTick interrupt
+ */
+void vPortSetupTimer(void);
+
+#ifdef __cplusplus
+}
+#endif