Adjust QuickstartListen parameters:
1.delete monitored process pid
2.add timeout waiting

Close #I3R8O8

Change-Id: I89c8626c80b8d6fdaea7cd46029dd9a34b555d37

Correctly handle the return value of LOS_EventRead in QuickstartListen.

Close #I3PSLZ

Change-Id: I7b9ab9aa0542b6072dcbe8fa78924125b95c6434

Optimize /dev/quickstart permissions.

Close #I3OYUQ

Change-Id: Ie2847efeb5dddf2bbea0251cca39bb7cb973e3f6

Optimiz macro of quickstart cmd.

Close #I3OSYT

Change-Id: I5b96823c6ec7f7eab2c0a80eda8ad30bcf2b9d32

Fix quickstart codingstyle

Close #I3OPOM

Change-Id: I062e569b64e7cb3eb5e2d59ecadfe58b9055ef2d

feat: Add /dev/quickstart to support synchronous communication between processes in user mode startup.

Add /dev/quickstart to support synchronous communication between processes in user mode startup.
Support ioctl cmd:
 QUICKSTART_LISTEN,QUICKSTART_STAGE1,QUICKSTART_STAGE2,QUICKSTART_STAGE3,QUICKSTART_UNREGISTER only for init process;
 QUICKSTART_NOTIFY for other app process.

Close #I3OHO5

Change-Id: If6a56123be93a5bc6b6d1069abda8d872b15fae1

Change-Id: I052d930d54e63179b17b77f02c107a015f3cfc3f

Change-Id: I8d2e9f96e86f4130474da9898791240b5d42328e

rename quickstart.c

closes #I3M1S8

Change-Id: Ic85586553389d56f5188dd58e4fb7ced16463dff

Description:Delete VM to support only kernel mode.
Sig:liteos_a
Feature or Bugfix:Feature
Binary Source:No

Change-Id: Ie1029c8fbc0c1b85c138663933118d2d148b7769