仓库迁移

source/dev/dev_backup.c

@@ -0,0 +1,149 @@
+
+#include "dev_backup.h"
+#include "stm32f4xx.h"
+#include "board.h"
+
+
+
+
+
+
+// 备份结构体，一共32个字节
+typedef struct{
+  uint32_t state;// 程序状态
+  uint32_t tick;// 运行时间
+  uint32_t reboot_type;// 复位类型
+  uint32_t reboot_curr;// 最后一次复位标志
+  void (*wdog_refresh)(void);// 刷新看门口
+  uint32_t reboot_times;// 软件重启次数
+}back_def;
+
+
+#define g_back ((back_def *)0x20000000)
+
+
+// 重启到app
+void bk_reboot_app(void)
+{
+  g_back->reboot_type=REBOOT_APP_TO_APP;
+  NVIC_SystemReset();
+}
+
+
+// 重启到boot
+void bk_reboot_boot(void)
+{
+  g_back->reboot_type=REBOOT_BOOT_TO_BOOT;
+  NVIC_SystemReset();
+}
+
+// 重启并升级
+void bk_reboot_updata(void)
+{
+  g_back->reboot_type=REBOOT_APP_TO_BOOT;
+  NVIC_SystemReset();
+}
+
+// 重启并引导到app
+void bk_reboot_guide(void)
+{
+  g_back->reboot_type=REBOOT_BOOT_TO_APP;
+  NVIC_SystemReset();
+}
+
+// 断言失败重启
+void bk_reboot_param_err(void)
+{
+  g_back->reboot_type=REBOOT_PARAM_ERR;
+  NVIC_SystemReset();
+}
+
+// 硬件错误重启
+void bk_reboot_hard_err(void)
+{
+  g_back->reboot_type=REBOOT_HARD_ERR;
+  NVIC_SystemReset();
+}
+
+// 获取重启类型
+uint32_t bk_get_boottype(void)
+{
+  return g_back->reboot_type;
+}
+
+
+
+static int bk_soft_reboot(void);
+void bk_init(void)
+{
+  g_back->reboot_curr=g_back->reboot_type;
+  g_back->reboot_type=REBOOT_INIT;
+  g_back->wdog_refresh=0;
+  
+  // 每软件重启一次就增加计数
+  if(bk_soft_reboot())
+  {
+    g_back->reboot_times++;
+  }else{
+    g_back->reboot_times=0;
+  }
+}
+
+
+typedef struct{
+  uint32_t type;
+  const char *str;
+}reboot_type_str;
+
+static const reboot_type_str g_reboot_str[]={
+  REBOOT_APP_TO_APP,"app restart",
+  REBOOT_APP_TO_BOOT,"app reboot to boot",
+  REBOOT_BOOT_TO_APP,"boot guide to app",
+  REBOOT_BOOT_TO_BOOT,"boot restart",
+  REBOOT_PARAM_ERR,"param err then reboot",
+  REBOOT_HARD_ERR,"hard err then reboot",
+  REBOOT_INIT,"watch dog died then reboot",
+};
+
+
+// 获取最后一次复位原因
+const char *bk_get_currtype(void)
+{
+  uint32_t type=g_back->reboot_curr;
+  for(int i=0;i<LENGTH(g_reboot_str);i++)
+  {
+    if(type==g_reboot_str[i].type)
+      return g_reboot_str[i].str;
+  }
+  return "poweron then started";
+}
+
+
+// 非上电启动返回1
+static int bk_soft_reboot(void)
+{
+  uint32_t type=g_back->reboot_curr;
+  for(int i=0;i<LENGTH(g_reboot_str);i++)
+  {
+    if(type==g_reboot_str[i].type)
+      return 1;
+  }
+  return 0;
+}
+
+// 重启次数
+uint32_t bk_reboot_times(void)
+{
+  return g_back->reboot_times;
+}
+
+void bk_set_wdog_fun(void (*fun)(void))
+{
+  g_back->wdog_refresh=fun;
+}
+void *bk_wdog_fun(void)
+{
+  return g_back->wdog_refresh;
+}
+
+