rel_1.6.0 init

Living_SDK/board/mx1270/startup/startup.c

@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2015-2019 Alibaba Group Holding Limited
+ */
+#include "aos/init.h"
+#include "board.h"
+#include <k_api.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "lega_cm4.h"
+#include "systick_delay.h"
+/*
+main task stask size(byte)
+*/
+#define OS_MAIN_TASK_STACK (4096/4)
+#define OS_MAIN_TASK_PRI 32
+
+/*  For user config
+    kinit.argc = 0;
+    kinit.argv = NULL;
+    kinit.cli_enable = 1;
+*/
+static kinit_t kinit = {0, NULL, 1};
+static ktask_t *g_main_task;
+
+extern void board_init(void);
+
+static void sys_init(void)
+{
+    board_after_init();
+
+    /*aos components init including middleware and protocol and so on !*/
+    aos_kernel_init(&kinit);
+}
+
+void HCLK_SW_IRQHandler(void)
+{
+    SYS_CRM_CLR_HCLK_REC = 0x1;
+}
+
+void delay_nop(unsigned int dly)
+{
+    volatile unsigned int i;
+    for(i=dly; i>0; i--)
+    {
+    }
+}
+
+void ahb_sync_brid_open(void)
+{
+    unsigned int is_using_sync_down = (REG_AHB_BUS_CTRL & (0x1<<1));
+    if(!is_using_sync_down)
+    {
+        REG_AHB_BUS_CTRL |= (0x1<<1); //0x40000A90 bit1 sw_use_hsync
+
+        __enable_irq();
+        NVIC_EnableIRQ(24);
+        __asm volatile("DSB");
+        __asm volatile("WFI");
+        __asm volatile("ISB");
+
+        delay_nop(50);
+    }
+}
+
+int main(void)
+{
+    ahb_sync_brid_open();
+    lega_flash_alg_cache_flush();
+
+    board_init();
+    /*kernel init, malloc can use after this!*/
+    krhino_init();
+
+    /*main task to run */
+    krhino_task_dyn_create(&g_main_task, "main_task", 0, OS_MAIN_TASK_PRI, 0, OS_MAIN_TASK_STACK, (task_entry_t)sys_init, 1);
+
+    /*kernel start schedule!*/
+    krhino_start();
+
+    /*never run here*/
+    return 0;
+}