1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _PARISC_TERMIOS_H 3*4882a593Smuzhiyun #define _PARISC_TERMIOS_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <uapi/asm/termios.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun /* intr=^C quit=^\ erase=del kill=^U 9*4882a593Smuzhiyun eof=^D vtime=\0 vmin=\1 sxtc=\0 10*4882a593Smuzhiyun start=^Q stop=^S susp=^Z eol=\0 11*4882a593Smuzhiyun reprint=^R discard=^U werase=^W lnext=^V 12*4882a593Smuzhiyun eol2=\0 13*4882a593Smuzhiyun */ 14*4882a593Smuzhiyun #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun /* 17*4882a593Smuzhiyun * Translate a "termio" structure into a "termios". Ugh. 18*4882a593Smuzhiyun */ 19*4882a593Smuzhiyun #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ 20*4882a593Smuzhiyun unsigned short __tmp; \ 21*4882a593Smuzhiyun get_user(__tmp,&(termio)->x); \ 22*4882a593Smuzhiyun *(unsigned short *) &(termios)->x = __tmp; \ 23*4882a593Smuzhiyun } 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #define user_termio_to_kernel_termios(termios, termio) \ 26*4882a593Smuzhiyun ({ \ 27*4882a593Smuzhiyun SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ 28*4882a593Smuzhiyun SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ 29*4882a593Smuzhiyun SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ 30*4882a593Smuzhiyun SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ 31*4882a593Smuzhiyun copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ 32*4882a593Smuzhiyun }) 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun /* 35*4882a593Smuzhiyun * Translate a "termios" structure into a "termio". Ugh. 36*4882a593Smuzhiyun */ 37*4882a593Smuzhiyun #define kernel_termios_to_user_termio(termio, termios) \ 38*4882a593Smuzhiyun ({ \ 39*4882a593Smuzhiyun put_user((termios)->c_iflag, &(termio)->c_iflag); \ 40*4882a593Smuzhiyun put_user((termios)->c_oflag, &(termio)->c_oflag); \ 41*4882a593Smuzhiyun put_user((termios)->c_cflag, &(termio)->c_cflag); \ 42*4882a593Smuzhiyun put_user((termios)->c_lflag, &(termio)->c_lflag); \ 43*4882a593Smuzhiyun put_user((termios)->c_line, &(termio)->c_line); \ 44*4882a593Smuzhiyun copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ 45*4882a593Smuzhiyun }) 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2)) 48*4882a593Smuzhiyun #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2)) 49*4882a593Smuzhiyun #define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) 50*4882a593Smuzhiyun #define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun #endif /* _PARISC_TERMIOS_H */ 53