[Feature][YUKUAI_patch]add 18.02 code
Only Configure: No
Affected branch: master
Affected module: unknow
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No
Change-Id: I7f71153004f10fc0ea5adfa083866aaeeb1053ac
diff --git a/rootfs/usr/lib/python3.8/tty.py b/rootfs/usr/lib/python3.8/tty.py
new file mode 100644
index 0000000..a72eb67
--- /dev/null
+++ b/rootfs/usr/lib/python3.8/tty.py
@@ -0,0 +1,36 @@
+"""Terminal utilities."""
+
+# Author: Steen Lumholt.
+
+from termios import *
+
+__all__ = ["setraw", "setcbreak"]
+
+# Indexes for termios list.
+IFLAG = 0
+OFLAG = 1
+CFLAG = 2
+LFLAG = 3
+ISPEED = 4
+OSPEED = 5
+CC = 6
+
+def setraw(fd, when=TCSAFLUSH):
+ """Put terminal into a raw mode."""
+ mode = tcgetattr(fd)
+ mode[IFLAG] = mode[IFLAG] & ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON)
+ mode[OFLAG] = mode[OFLAG] & ~(OPOST)
+ mode[CFLAG] = mode[CFLAG] & ~(CSIZE | PARENB)
+ mode[CFLAG] = mode[CFLAG] | CS8
+ mode[LFLAG] = mode[LFLAG] & ~(ECHO | ICANON | IEXTEN | ISIG)
+ mode[CC][VMIN] = 1
+ mode[CC][VTIME] = 0
+ tcsetattr(fd, when, mode)
+
+def setcbreak(fd, when=TCSAFLUSH):
+ """Put terminal into a cbreak mode."""
+ mode = tcgetattr(fd)
+ mode[LFLAG] = mode[LFLAG] & ~(ECHO | ICANON)
+ mode[CC][VMIN] = 1
+ mode[CC][VTIME] = 0
+ tcsetattr(fd, when, mode)