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author | Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> | 2022-05-09 12:34:44 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-05-19 19:25:25 +0300 |
commit | 0b46ac44f2673be2ee51bb52149cab3546ff1696 (patch) | |
tree | e8a81ce04cf1918edc37855749a38653014b6cee /include/uapi/asm-generic/termbits-common.h | |
parent | 135c579d77d066aece83609329150b87fe81e454 (diff) | |
download | linux-0b46ac44f2673be2ee51bb52149cab3546ff1696.tar.xz |
termbits.h: create termbits-common.h for identical bits
Some defines are the same across all archs. Move the most obvious
intersection to termbits-common.h.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220509093446.6677-2-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/uapi/asm-generic/termbits-common.h')
-rw-r--r-- | include/uapi/asm-generic/termbits-common.h | 65 |
1 files changed, 65 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 000000000000..4d084fe8def5 --- /dev/null +++ b/include/uapi/asm-generic/termbits-common.h @@ -0,0 +1,65 @@ +/* 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 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 */ |