18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci#ifndef _PARISC_TERMIOS_H 38c2ecf20Sopenharmony_ci#define _PARISC_TERMIOS_H 48c2ecf20Sopenharmony_ci 58c2ecf20Sopenharmony_ci#include <uapi/asm/termios.h> 68c2ecf20Sopenharmony_ci 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ci/* intr=^C quit=^\ erase=del kill=^U 98c2ecf20Sopenharmony_ci eof=^D vtime=\0 vmin=\1 sxtc=\0 108c2ecf20Sopenharmony_ci start=^Q stop=^S susp=^Z eol=\0 118c2ecf20Sopenharmony_ci reprint=^R discard=^U werase=^W lnext=^V 128c2ecf20Sopenharmony_ci eol2=\0 138c2ecf20Sopenharmony_ci*/ 148c2ecf20Sopenharmony_ci#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" 158c2ecf20Sopenharmony_ci 168c2ecf20Sopenharmony_ci/* 178c2ecf20Sopenharmony_ci * Translate a "termio" structure into a "termios". Ugh. 188c2ecf20Sopenharmony_ci */ 198c2ecf20Sopenharmony_ci#define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ 208c2ecf20Sopenharmony_ci unsigned short __tmp; \ 218c2ecf20Sopenharmony_ci get_user(__tmp,&(termio)->x); \ 228c2ecf20Sopenharmony_ci *(unsigned short *) &(termios)->x = __tmp; \ 238c2ecf20Sopenharmony_ci} 248c2ecf20Sopenharmony_ci 258c2ecf20Sopenharmony_ci#define user_termio_to_kernel_termios(termios, termio) \ 268c2ecf20Sopenharmony_ci({ \ 278c2ecf20Sopenharmony_ci SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ 288c2ecf20Sopenharmony_ci SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ 298c2ecf20Sopenharmony_ci SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ 308c2ecf20Sopenharmony_ci SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ 318c2ecf20Sopenharmony_ci copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ 328c2ecf20Sopenharmony_ci}) 338c2ecf20Sopenharmony_ci 348c2ecf20Sopenharmony_ci/* 358c2ecf20Sopenharmony_ci * Translate a "termios" structure into a "termio". Ugh. 368c2ecf20Sopenharmony_ci */ 378c2ecf20Sopenharmony_ci#define kernel_termios_to_user_termio(termio, termios) \ 388c2ecf20Sopenharmony_ci({ \ 398c2ecf20Sopenharmony_ci put_user((termios)->c_iflag, &(termio)->c_iflag); \ 408c2ecf20Sopenharmony_ci put_user((termios)->c_oflag, &(termio)->c_oflag); \ 418c2ecf20Sopenharmony_ci put_user((termios)->c_cflag, &(termio)->c_cflag); \ 428c2ecf20Sopenharmony_ci put_user((termios)->c_lflag, &(termio)->c_lflag); \ 438c2ecf20Sopenharmony_ci put_user((termios)->c_line, &(termio)->c_line); \ 448c2ecf20Sopenharmony_ci copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ 458c2ecf20Sopenharmony_ci}) 468c2ecf20Sopenharmony_ci 478c2ecf20Sopenharmony_ci#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2)) 488c2ecf20Sopenharmony_ci#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2)) 498c2ecf20Sopenharmony_ci#define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) 508c2ecf20Sopenharmony_ci#define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) 518c2ecf20Sopenharmony_ci 528c2ecf20Sopenharmony_ci#endif /* _PARISC_TERMIOS_H */ 53