59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Modified 1999
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* David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
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*
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* 99/01/28 Added N_IRDA and N_SMSBLOCK
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*/
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#ifndef _ASM_IA64_TERMIOS_H
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#define _ASM_IA64_TERMIOS_H
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#include <uapi/asm/termios.h>
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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 /* _ASM_IA64_TERMIOS_H */
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