[RK3288][Android6.0] 調試筆記 --- 設定系統預設顯示為豎屏

Platform: Rockchip

OS: Android 6.0

Kernel: 3.10.92

[email protected]:~/rk3288/device/rockchip/rk3288$ g df
diff --git a/system.prop b/system.prop
index f407b0f..e2aaf5 
--- a/system.prop
+++ b/system.prop
@@ -, +, @@ persist.sys.country=CN

 #Kris, 170405, support to restore apks after wipe data.
 persist.benebot.restore=
+
+persist.display.portrait=true
           

調用處：

WindowManagerService.java

public boolean updateRotationUncheckedLocked(boolean inTransaction) {
    if("true".equals(SystemProperties.get("persist.display.portrait","false"))){
         rotation = Surface.ROTATION_90;
    }
}