Add i.MX8MM porting layer

Add board-specific files for i.MX 8M Mini.

Signed-off-by: Elena Popa <elena.popa@nxp.com>

cmake/MCUXSDK/iMX8MM.cmake

@@ -0,0 +1,132 @@
+#********************************************************************
+#        _       _         _
+#  _ __ | |_  _ | |  __ _ | |__   ___
+# | '__|| __|(_)| | / _` || '_ \ / __|
+# | |   | |_  _ | || (_| || |_) |\__ \
+# |_|    \__|(_)|_| \__,_||_.__/ |___/
+#
+# www.rt-labs.com
+# Copyright 2021 rt-labs AB, Sweden.
+# Copyright 2023 NXP
+#
+# This software is licensed under the terms of the BSD 3-clause
+# license. See the file LICENSE distributed with this software for
+# full license information.
+#*******************************************************************/
+
+set(MCUX_DEVICE "MIMX8MM6")
+set(MCUX_SDK_PROJECT_NAME mcuxsdk)
+
+target_include_directories(${MCUX_SDK_PROJECT_NAME} PUBLIC
+    $<BUILD_INTERFACE:${OSAL_SOURCE_DIR}/${CORE_DIR}/Inc>
+    $<INSTALL_INTERFACE:bsp/Inc>
+
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel/include
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel/portable/GCC/ARM_CM4F
+
+    ${MCUXSDK_DIR}/middleware/lwip/src/include
+    ${MCUXSDK_DIR}/middleware/lwip/port 
+    ${MCUXSDK_DIR}/middleware/lwip/port/arch 
+
+    ${MCUXSDK_DIR}/core/boards/evkmimx8mm
+)
+
+set(LWIP_DIR ${MCUXSDK_DIR}/middleware/lwip)
+
+include(${MCUXSDK_DIR}/middleware/lwip/src/Filelists.cmake)
+
+target_sources(${MCUX_SDK_PROJECT_NAME} PUBLIC
+    ${MCUXSDK_DIR}/core/CMSIS/Core/Include/cmsis_gcc.h
+    ${MCUXSDK_DIR}/core/boards/evkmimx8mm/board.c
+    ${MCUXSDK_DIR}/core/boards/evkmimx8mm/clock_config.c 
+
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel/tasks.c
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel/timers.c
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel/queue.c
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel/list.c
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel/event_groups.c
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel/portable/GCC/ARM_CM4F/port.c
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel/portable/MemMang/heap_3.c
+
+    ${lwipnetif_SRCS}
+    ${lwipapi_SRCS}
+    ${lwipcore_SRCS}
+    ${lwipcore4_SRCS}
+
+    ${MCUXSDK_DIR}/middleware/lwip/port/enet_ethernetif.c
+    ${MCUXSDK_DIR}/middleware/lwip/port/enet_ethernetif_imx.c
+    ${MCUXSDK_DIR}/middleware/lwip/port/sys_arch.c 
+)
+
+set(CMAKE_MODULE_PATH
+    ${MCUXSDK_DIR}/core/
+    ${MCUXSDK_DIR}/core/drivers/common/
+    ${MCUXSDK_DIR}/core/drivers/enet/
+    ${MCUXSDK_DIR}/core/drivers/rdc/
+    ${MCUXSDK_DIR}/core/drivers/iuart/
+    ${MCUXSDK_DIR}/core/drivers/igpio/
+    ${MCUXSDK_DIR}/core/components/phy/
+    ${MCUXSDK_DIR}/core/components/phy/device/phyar8031/
+    ${MCUXSDK_DIR}/core/components/phy/mdio/enet/
+    ${MCUXSDK_DIR}/core/utilities/
+    ${MCUXSDK_DIR}/core/utilities/utilities/debug_console_lite/
+    ${MCUXSDK_DIR}/core/utilities/assert/
+    ${MCUXSDK_DIR}/core/utilities/misc_utilities/
+    ${MCUXSDK_DIR}/rtos/freertos/freertos_kernel/
+    ${MCUXSDK_DIR}/core/components/serial_manager/
+    ${MCUXSDK_DIR}/core/components/uart/
+    ${MCUXSDK_DIR}/core/components/lists/
+    ${MCUXSDK_DIR}/core/CMSIS/Core/Include/
+)
+
+#Include Entry cmake component
+include(all_devices)
+
+# include modules
+include(driver_mdio-enet)
+include(driver_phy-device-ar8031)
+include(utility_debug_console_lite)
+include(utility_assert_lite)
+include(driver_clock)
+include(driver_enet)
+include(driver_common)
+include(driver_rdc)
+include(device_CMSIS)
+include(component_iuart_adapter)
+include(component_lists)
+include(driver_iuart)
+include(device_startup)
+include(driver_igpio)
+include(driver_mdio-common)
+include(CMSIS_Include_core_cm)
+include(driver_phy-common)
+include(utilities_misc_utilities)
+include(device_system)
+include(middleware_freertos-kernel_MIMX8MM6)
+include(CMSIS_Include_core_cm)
+include(middleware_freertos-kernel_heap_3)
+
+add_library(mcuxsdk-bsp INTERFACE)
+
+target_sources(mcuxsdk-bsp INTERFACE 
+    $<BUILD_INTERFACE:${OSAL_SOURCE_DIR}/${CORE_DIR}/Src/pin_mux.c>
+    $<BUILD_INTERFACE:${OSAL_SOURCE_DIR}/${CORE_DIR}/Src/main.c>
+
+    $<INSTALL_INTERFACE:bsp/Src/pin_mux.c>
+    $<INSTALL_INTERFACE:bsp/Src/main.c>
+)
+
+target_link_options(mcuxsdk-bsp INTERFACE 
+    -T${OSAL_SOURCE_DIR}/${CORE_DIR}/MIMX8MM6xxxxx_cm4_ddr_ram.ld
+)
+
+target_link_libraries(mcuxsdk-bsp INTERFACE ${MCUX_SDK_PROJECT_NAME})
+if (CMAKE_PROJECT_NAME STREQUAL OSAL AND BUILD_TESTING)
+  target_link_libraries(osal_test PRIVATE mcuxsdk-bsp)
+endif()
+
+install(TARGETS mcuxsdk-bsp EXPORT OsalTargets)
+install(DIRECTORY ${CORE_DIR}/Src DESTINATION bsp)
+install(DIRECTORY ${CORE_DIR}/Inc DESTINATION bsp)
+

cmake/iMX8MM.cmake

@@ -0,0 +1,38 @@
+#********************************************************************
+#        _       _         _
+#  _ __ | |_  _ | |  __ _ | |__   ___
+# | '__|| __|(_)| | / _` || '_ \ / __|
+# | |   | |_  _ | || (_| || |_) |\__ \
+# |_|    \__|(_)|_| \__,_||_.__/ |___/
+#
+# www.rt-labs.com
+# Copyright 2021 rt-labs AB, Sweden.
+# Copyright 2023 NXP
+#
+# This software is licensed under the terms of the BSD 3-clause
+# license. See the file LICENSE distributed with this software for
+# full license information.
+#*******************************************************************/
+
+target_sources(osal PRIVATE
+  src/freertos/osal.c
+  src/freertos/osal_log.c
+  )
+
+target_include_directories(osal PUBLIC
+  $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/src/freertos/>
+  )
+
+install(FILES
+  src/freertos/sys/osal_cc.h
+  src/freertos/sys/osal_sys.h
+  DESTINATION include/sys
+  )
+
+add_library(mcuxsdk)
+target_link_libraries(osal mcuxsdk)
+install(TARGETS mcuxsdk EXPORT OsalTargets)
+
+
+set(CORE_DIR src/freertos/${BOARD})
+include(MCUXSDK/${BOARD})

src/freertos/iMX8MM/Inc/FreeRTOSConfig.h

@@ -0,0 +1,159 @@
+/*
+ * FreeRTOS Kernel V10.4.3 LTS Patch 2
+ * Copyright (C) 2020 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.
+ *
+ * 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
+ *
+ */
+
+#ifndef FREERTOS_CONFIG_H
+#define FREERTOS_CONFIG_H
+
+/*-----------------------------------------------------------
+ * Application specific definitions.
+ *
+ * These definitions should be adjusted for your particular hardware and
+ * application requirements.
+ *
+ * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
+ * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
+ *
+ * See http://www.freertos.org/a00110.html.
+ *----------------------------------------------------------*/
+
+#define configUSE_PREEMPTION                    1
+#define configUSE_TICKLESS_IDLE                 0
+#define configCPU_CLOCK_HZ                      (SystemCoreClock)
+#define configTICK_RATE_HZ                      ((TickType_t)1000)
+#define configMAX_PRIORITIES                    56
+#define configMINIMAL_STACK_SIZE                ((unsigned short)128)
+#define configMAX_TASK_NAME_LEN                 20
+#define configUSE_16_BIT_TICKS                  0
+#define configIDLE_SHOULD_YIELD                 1
+#define configUSE_TASK_NOTIFICATIONS            1
+#define configUSE_MUTEXES                       1
+#define configUSE_RECURSIVE_MUTEXES             1
+#define configUSE_COUNTING_SEMAPHORES           1
+#define configUSE_ALTERNATIVE_API               0 /* Deprecated! */
+#define configQUEUE_REGISTRY_SIZE               8
+#define configUSE_QUEUE_SETS                    0
+#define configUSE_TIME_SLICING                  0
+#define configUSE_NEWLIB_REENTRANT              0
+#define configENABLE_BACKWARD_COMPATIBILITY     0
+#define configNUM_THREAD_LOCAL_STORAGE_POINTERS 5
+#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
+
+/* Used memory allocation (heap_x.c) */
+#define configFRTOS_MEMORY_SCHEME               3
+/* Tasks.c additions (e.g. Thread Aware Debug capability) */
+#define configINCLUDE_FREERTOS_TASK_C_ADDITIONS_H 1
+
+/* Memory allocation related definitions. */
+#define configSUPPORT_STATIC_ALLOCATION         0
+#define configSUPPORT_DYNAMIC_ALLOCATION        1
+#define configTOTAL_HEAP_SIZE                   ((size_t)(2000 * 1024))
+#define configAPPLICATION_ALLOCATED_HEAP        0
+
+/* Hook function related definitions. */
+#define configUSE_IDLE_HOOK                     0
+#define configUSE_TICK_HOOK                     0
+#define configCHECK_FOR_STACK_OVERFLOW          0
+#define configUSE_MALLOC_FAILED_HOOK            0
+#define configUSE_DAEMON_TASK_STARTUP_HOOK      0
+
+/* Run time and task stats gathering related definitions. */
+#define configGENERATE_RUN_TIME_STATS           0
+#define configUSE_TRACE_FACILITY                1
+#define configUSE_STATS_FORMATTING_FUNCTIONS    0
+
+/* Task aware debugging. */
+#define configRECORD_STACK_HIGH_ADDRESS         1
+
+/* Co-routine related definitions. */
+#define configUSE_CO_ROUTINES                   0
+#define configMAX_CO_ROUTINE_PRIORITIES         2
+
+/* Software timer related definitions. */
+#define configUSE_TIMERS                        1
+#define configTIMER_TASK_PRIORITY               ( 2 )
+#define configTIMER_QUEUE_LENGTH                10
+#define configTIMER_TASK_STACK_DEPTH            (configMINIMAL_STACK_SIZE * 2)
+
+/* Define to trap errors during development. */
+#define configASSERT(x) if(( x) == 0) {taskDISABLE_INTERRUPTS(); for (;;);}
+
+/* Optional functions - most linkers will remove unused functions anyway. */
+#define INCLUDE_vTaskPrioritySet                1
+#define INCLUDE_uxTaskPriorityGet               1
+#define INCLUDE_vTaskDelete                     1
+#define INCLUDE_vTaskSuspend                    1
+#define INCLUDE_vTaskDelayUntil                 1
+#define INCLUDE_vTaskDelay                      1
+#define INCLUDE_xTaskGetSchedulerState          1
+#define INCLUDE_xTaskGetCurrentTaskHandle       1
+#define INCLUDE_uxTaskGetStackHighWaterMark     0
+#define INCLUDE_xTaskGetIdleTaskHandle          0
+#define INCLUDE_eTaskGetState                   0
+#define INCLUDE_xTimerPendFunctionCall          1
+#define INCLUDE_xTaskAbortDelay                 0
+#define INCLUDE_xTaskGetHandle                  0
+#define INCLUDE_xTaskResumeFromISR              1
+
+
+
+#if defined(__ICCARM__)||defined(__CC_ARM)||defined(__GNUC__)
+    /* in Kinetis SDK, this contains the system core clock frequency */
+    #include <stdint.h>
+    extern uint32_t SystemCoreClock;
+#endif
+
+/* Interrupt nesting behaviour configuration. Cortex-M specific. */
+#ifdef __NVIC_PRIO_BITS
+/* __NVIC_PRIO_BITS will be specified when CMSIS is being used. */
+#define configPRIO_BITS __NVIC_PRIO_BITS
+#else
+#define configPRIO_BITS 4 /* 15 priority levels */
+#endif
+
+/* The lowest interrupt priority that can be used in a call to a "set priority"
+function. */
+#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY ((1U << (configPRIO_BITS)) - 1U)
+
+/* The highest interrupt priority that can be used by any interrupt service
+routine that makes calls to interrupt safe FreeRTOS API functions.  DO NOT CALL
+INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
+PRIORITY THAN THIS! (higher priorities are lower numeric values. */
+#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY 2
+
+/* Interrupt priorities used by the kernel port layer itself.  These are generic
+to all Cortex-M ports, and do not rely on any particular library functions. */
+#define configKERNEL_INTERRUPT_PRIORITY (configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS))
+/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
+See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY (configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS))
+
+/* Definitions that map the FreeRTOS port interrupt handlers to their CMSIS
+standard names. */
+#define vPortSVCHandler SVC_Handler
+#define xPortPendSVHandler PendSV_Handler
+#define xPortSysTickHandler SysTick_Handler
+
+#endif /* FREERTOS_CONFIG_H */

src/freertos/iMX8MM/Inc/lwip_hooks.h

@@ -0,0 +1,12 @@
+/*
+ * Copyright 2023 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef LWIP_HOOKS_H
+#define LWIP_HOOKS_H
+
+err_enum_t lwip_hook_unknown_eth_protocol (struct pbuf * pbuf, struct netif * netif);
+
+#endif /* LWIP_HOOKS_H */