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-rw-r--r--include/uapi/asm-generic/termbits-common.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/include/uapi/asm-generic/termbits-common.h b/include/uapi/asm-generic/termbits-common.h
new file mode 100644
index 000000000..4a6a79f28
--- /dev/null
+++ b/include/uapi/asm-generic/termbits-common.h
@@ -0,0 +1,66 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef __ASM_GENERIC_TERMBITS_COMMON_H
+#define __ASM_GENERIC_TERMBITS_COMMON_H
+
+typedef unsigned char cc_t;
+typedef unsigned int speed_t;
+
+/* c_iflag bits */
+#define IGNBRK 0x001 /* Ignore break condition */
+#define BRKINT 0x002 /* Signal interrupt on break */
+#define IGNPAR 0x004 /* Ignore characters with parity errors */
+#define PARMRK 0x008 /* Mark parity and framing errors */
+#define INPCK 0x010 /* Enable input parity check */
+#define ISTRIP 0x020 /* Strip 8th bit off characters */
+#define INLCR 0x040 /* Map NL to CR on input */
+#define IGNCR 0x080 /* Ignore CR */
+#define ICRNL 0x100 /* Map CR to NL on input */
+#define IXANY 0x800 /* Any character will restart after stop */
+
+/* c_oflag bits */
+#define OPOST 0x01 /* Perform output processing */
+#define OCRNL 0x08
+#define ONOCR 0x10
+#define ONLRET 0x20
+#define OFILL 0x40
+#define OFDEL 0x80
+
+/* c_cflag bit meaning */
+/* Common CBAUD rates */
+#define B0 0x00000000 /* hang up */
+#define B50 0x00000001
+#define B75 0x00000002
+#define B110 0x00000003
+#define B134 0x00000004
+#define B150 0x00000005
+#define B200 0x00000006
+#define B300 0x00000007
+#define B600 0x00000008
+#define B1200 0x00000009
+#define B1800 0x0000000a
+#define B2400 0x0000000b
+#define B4800 0x0000000c
+#define B9600 0x0000000d
+#define B19200 0x0000000e
+#define B38400 0x0000000f
+#define EXTA B19200
+#define EXTB B38400
+
+#define ADDRB 0x20000000 /* address bit */
+#define CMSPAR 0x40000000 /* mark or space (stick) parity */
+#define CRTSCTS 0x80000000 /* flow control */
+
+#define IBSHIFT 16 /* Shift from CBAUD to CIBAUD */
+
+/* tcflow() ACTION argument and TCXONC use these */
+#define TCOOFF 0 /* Suspend output */
+#define TCOON 1 /* Restart suspended output */
+#define TCIOFF 2 /* Send a STOP character */
+#define TCION 3 /* Send a START character */
+
+/* tcflush() QUEUE_SELECTOR argument and TCFLSH use these */
+#define TCIFLUSH 0 /* Discard data received but not yet read */
+#define TCOFLUSH 1 /* Discard data written but not yet sent */
+#define TCIOFLUSH 2 /* Discard all pending data */
+
+#endif /* __ASM_GENERIC_TERMBITS_COMMON_H */