forked from luck/tmp_suning_uos_patched
6fd1af4cf9
Use the new general RS485 Linux data structure (introduced by Alan with
commit number c26c56c0f4) in the Cris
architecture too (currently, Cris still uses the old private data
structure instead of the new one).
Signed-off-by: Claudio Scordino <claudio@evidence.eu.com>
Tested-by: Hinko Kocevar <hinko.kocevar@cetrtapot.si>
Tested-by: Janez Cufer <janez.cufer@cetrtapot.si>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
93 lines
2.7 KiB
C
93 lines
2.7 KiB
C
#ifndef _CRIS_TERMIOS_H
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#define _CRIS_TERMIOS_H
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#include <asm/termbits.h>
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#include <asm/ioctls.h>
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#include <asm/rs485.h>
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#include <linux/serial.h>
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struct winsize {
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unsigned short ws_row;
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unsigned short ws_col;
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unsigned short ws_xpixel;
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unsigned short ws_ypixel;
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};
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#define NCC 8
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struct termio {
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unsigned short c_iflag; /* input mode flags */
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unsigned short c_oflag; /* output mode flags */
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unsigned short c_cflag; /* control mode flags */
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unsigned short c_lflag; /* local mode flags */
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unsigned char c_line; /* line discipline */
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unsigned char c_cc[NCC]; /* control characters */
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};
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/* modem lines */
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#define TIOCM_LE 0x001
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#define TIOCM_DTR 0x002
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#define TIOCM_RTS 0x004
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#define TIOCM_ST 0x008
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#define TIOCM_SR 0x010
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#define TIOCM_CTS 0x020
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#define TIOCM_CAR 0x040
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#define TIOCM_RNG 0x080
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#define TIOCM_DSR 0x100
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#define TIOCM_CD TIOCM_CAR
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#define TIOCM_RI TIOCM_RNG
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#define TIOCM_OUT1 0x2000
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#define TIOCM_OUT2 0x4000
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#define TIOCM_LOOP 0x8000
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/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
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#ifdef __KERNEL__
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/* intr=^C quit=^\ erase=del kill=^U
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eof=^D vtime=\0 vmin=\1 sxtc=\0
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start=^Q stop=^S susp=^Z eol=\0
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reprint=^R discard=^U werase=^W lnext=^V
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eol2=\0
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*/
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#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0"
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/*
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* Translate a "termio" structure into a "termios". Ugh.
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*/
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#define SET_LOW_TERMIOS_BITS(termios, termio, x) { \
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unsigned short __tmp; \
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get_user(__tmp,&(termio)->x); \
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*(unsigned short *) &(termios)->x = __tmp; \
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}
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#define user_termio_to_kernel_termios(termios, termio) \
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({ \
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SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \
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SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \
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SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \
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SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \
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copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
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})
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/*
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* Translate a "termios" structure into a "termio". Ugh.
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*/
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#define kernel_termios_to_user_termio(termio, termios) \
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({ \
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put_user((termios)->c_iflag, &(termio)->c_iflag); \
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put_user((termios)->c_oflag, &(termio)->c_oflag); \
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put_user((termios)->c_cflag, &(termio)->c_cflag); \
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put_user((termios)->c_lflag, &(termio)->c_lflag); \
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put_user((termios)->c_line, &(termio)->c_line); \
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copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
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})
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#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2))
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#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2))
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#define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios))
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#define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios))
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#endif /* __KERNEL__ */
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#endif /* _CRIS_TERMIOS_H */
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