[sync] sync from internal repo

* use nuttx libc, disable system libc
* use tlsf as default
* update lhal flash driver
* add example readme
* add flash ini for new flash tool
* add fw header for new flash tool

examples/posix/freertos/FreeRTOSConfig.h

@@ -0,0 +1,135 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2019 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.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+#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.
+ *----------------------------------------------------------*/
+
+#if defined(BL602) || defined(BL702) || defined(BL702L)
+#define configMTIME_BASE_ADDRESS    (0x02000000UL + 0xBFF8UL)
+#define configMTIMECMP_BASE_ADDRESS (0x02000000UL + 0x4000UL)
+#else
+#if __riscv_xlen == 64
+#define configMTIME_BASE_ADDRESS    (0)
+#define configMTIMECMP_BASE_ADDRESS ((0xE4000000UL) + 0x4000UL)
+#else
+#define configMTIME_BASE_ADDRESS    ((0xE0000000UL) + 0xBFF8UL)
+#define configMTIMECMP_BASE_ADDRESS ((0xE0000000UL) + 0x4000UL)
+#endif
+#endif
+
+#define configSUPPORT_STATIC_ALLOCATION         1
+#define configUSE_PREEMPTION                    1
+#define configUSE_IDLE_HOOK                     0
+#define configUSE_TICK_HOOK                     0
+#define configCPU_CLOCK_HZ                      ((uint32_t)(1 * 1000 * 1000))
+#define configTICK_RATE_HZ                      ((TickType_t)1000)
+#define configMAX_PRIORITIES                    (7)
+#define configMINIMAL_STACK_SIZE                ((unsigned short)2048) /* Only needs to be this high as some demo tasks also use this constant.  In production only the idle task would use this. */
+#define configTOTAL_HEAP_SIZE                   ((size_t)24 * 1024)
+#define configMAX_TASK_NAME_LEN                 (16)
+#define configUSE_TRACE_FACILITY                1
+#define configUSE_STATS_FORMATTING_FUNCTIONS    1
+#define configUSE_16_BIT_TICKS                  0
+#define configIDLE_SHOULD_YIELD                 0
+#define configUSE_MUTEXES                       1
+#define configQUEUE_REGISTRY_SIZE               8
+#define configCHECK_FOR_STACK_OVERFLOW          2
+#define configUSE_RECURSIVE_MUTEXES             1
+#define configUSE_MALLOC_FAILED_HOOK            1
+#define configUSE_APPLICATION_TASK_TAG          1
+#define configUSE_COUNTING_SEMAPHORES           1
+#define configGENERATE_RUN_TIME_STATS           0
+#define configUSE_PORT_OPTIMISED_TASK_SELECTION 1
+#define configUSE_TICKLESS_IDLE                 0
+#define configUSE_POSIX_ERRNO                   1
+
+/* Co-routine definitions. */
+#define configUSE_CO_ROUTINES                   0
+#define configMAX_CO_ROUTINE_PRIORITIES         (2)
+
+/* Software timer definitions. */
+#define configUSE_TIMERS                        1
+#define configTIMER_TASK_PRIORITY               (configMAX_PRIORITIES - 1)
+#define configTIMER_QUEUE_LENGTH                4
+#define configTIMER_TASK_STACK_DEPTH            (configMINIMAL_STACK_SIZE)
+
+/* Task priorities.  Allow these to be overridden. */
+#ifndef uartPRIMARY_PRIORITY
+#define uartPRIMARY_PRIORITY (configMAX_PRIORITIES - 3)
+#endif
+
+/* Set the following definitions to 1 to include the API function, or zero
+to exclude the API function. */
+#define INCLUDE_vTaskPrioritySet         1
+#define INCLUDE_uxTaskPriorityGet        1
+#define INCLUDE_vTaskDelete              1
+#define INCLUDE_vTaskCleanUpResources    1
+#define INCLUDE_vTaskSuspend             1
+#define INCLUDE_vTaskDelayUntil          1
+#define INCLUDE_vTaskDelay               1
+#define INCLUDE_eTaskGetState            1
+#define INCLUDE_xTimerPendFunctionCall   1
+#define INCLUDE_xTaskAbortDelay          1
+#define INCLUDE_xTaskGetHandle           1
+#define INCLUDE_xSemaphoreGetMutexHolder 1
+
+/* Normal assert() semantics without relying on the provision of an assert.h
+header file. */
+void vApplicationMallocFailedHook(void);
+void vAssertCalled(void);
+
+#include <stdio.h>
+
+#define configASSERT(x)                        \
+    if ((x) == 0) {                            \
+        printf("file [%s]\r\n", __FILE__);     \
+        printf("func [%s]\r\n", __FUNCTION__); \
+        printf("line [%d]\r\n", __LINE__);     \
+        printf("%s\r\n", (const char *)(#x));  \
+        vAssertCalled();                       \
+    }
+
+#if (configUSE_TICKLESS_IDLE != 0)
+void vApplicationSleep(uint32_t xExpectedIdleTime);
+#define portSUPPRESS_TICKS_AND_SLEEP(xExpectedIdleTime) vApplicationSleep(xExpectedIdleTime)
+#endif
+
+// #define portUSING_MPU_WRAPPERS
+
+#endif /* FREERTOS_CONFIG_H */