| /* SPDX-License-Identifier: GPL-2.0 */ | |
| /* | |
| * Modified 1999 | |
| * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co | |
| * | |
| * 99/01/28 Added N_IRDA and N_SMSBLOCK | |
| */ | |
| #ifndef _ASM_IA64_TERMIOS_H | |
| #define _ASM_IA64_TERMIOS_H | |
| #include <uapi/asm/termios.h> | |
| /* intr=^C quit=^\ erase=del kill=^U | |
| eof=^D vtime=\0 vmin=\1 sxtc=\0 | |
| start=^Q stop=^S susp=^Z eol=\0 | |
| reprint=^R discard=^U werase=^W lnext=^V | |
| eol2=\0 | |
| */ | |
| #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" | |
| /* | |
| * Translate a "termio" structure into a "termios". Ugh. | |
| */ | |
| #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ | |
| unsigned short __tmp; \ | |
| get_user(__tmp,&(termio)->x); \ | |
| *(unsigned short *) &(termios)->x = __tmp; \ | |
| } | |
| #define user_termio_to_kernel_termios(termios, termio) \ | |
| ({ \ | |
| SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ | |
| SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ | |
| SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ | |
| SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ | |
| copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ | |
| }) | |
| /* | |
| * Translate a "termios" structure into a "termio". Ugh. | |
| */ | |
| #define kernel_termios_to_user_termio(termio, termios) \ | |
| ({ \ | |
| put_user((termios)->c_iflag, &(termio)->c_iflag); \ | |
| put_user((termios)->c_oflag, &(termio)->c_oflag); \ | |
| put_user((termios)->c_cflag, &(termio)->c_cflag); \ | |
| put_user((termios)->c_lflag, &(termio)->c_lflag); \ | |
| put_user((termios)->c_line, &(termio)->c_line); \ | |
| copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ | |
| }) | |
| #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2)) | |
| #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2)) | |
| #define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) | |
| #define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) | |
| #endif /* _ASM_IA64_TERMIOS_H */ |