| #ifndef _ASM_X86_TERMIOS_H |
| #define _ASM_X86_TERMIOS_H |
| |
| #include <asm/termbits.h> |
| #include <asm/ioctls.h> |
| |
| struct winsize { |
| unsigned short ws_row; |
| unsigned short ws_col; |
| unsigned short ws_xpixel; |
| unsigned short ws_ypixel; |
| }; |
| |
| #define NCC 8 |
| struct termio { |
| unsigned short c_iflag; /* input mode flags */ |
| unsigned short c_oflag; /* output mode flags */ |
| unsigned short c_cflag; /* control mode flags */ |
| unsigned short c_lflag; /* local mode flags */ |
| unsigned char c_line; /* line discipline */ |
| unsigned char c_cc[NCC]; /* control characters */ |
| }; |
| |
| /* modem lines */ |
| #define TIOCM_LE 0x001 |
| #define TIOCM_DTR 0x002 |
| #define TIOCM_RTS 0x004 |
| #define TIOCM_ST 0x008 |
| #define TIOCM_SR 0x010 |
| #define TIOCM_CTS 0x020 |
| #define TIOCM_CAR 0x040 |
| #define TIOCM_RNG 0x080 |
| #define TIOCM_DSR 0x100 |
| #define TIOCM_CD TIOCM_CAR |
| #define TIOCM_RI TIOCM_RNG |
| #define TIOCM_OUT1 0x2000 |
| #define TIOCM_OUT2 0x4000 |
| #define TIOCM_LOOP 0x8000 |
| |
| /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ |
| |
| #ifdef __KERNEL__ |
| |
| #include <asm/uaccess.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; \ |
| } |
| |
| static inline int user_termio_to_kernel_termios(struct ktermios *termios, |
| struct termio __user *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); |
| get_user(termios->c_line, &termio->c_line); |
| return copy_from_user(termios->c_cc, termio->c_cc, NCC); |
| } |
| |
| /* |
| * Translate a "termios" structure into a "termio". Ugh. |
| */ |
| static inline int kernel_termios_to_user_termio(struct termio __user *termio, |
| struct ktermios *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); |
| return copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); |
| } |
| |
| static inline int user_termios_to_kernel_termios(struct ktermios *k, |
| struct termios2 __user *u) |
| { |
| return copy_from_user(k, u, sizeof(struct termios2)); |
| } |
| |
| static inline int kernel_termios_to_user_termios(struct termios2 __user *u, |
| struct ktermios *k) |
| { |
| return copy_to_user(u, k, sizeof(struct termios2)); |
| } |
| |
| static inline int user_termios_to_kernel_termios_1(struct ktermios *k, |
| struct termios __user *u) |
| { |
| return copy_from_user(k, u, sizeof(struct termios)); |
| } |
| |
| static inline int kernel_termios_to_user_termios_1(struct termios __user *u, |
| struct ktermios *k) |
| { |
| return copy_to_user(u, k, sizeof(struct termios)); |
| } |
| |
| #endif /* __KERNEL__ */ |
| |
| #endif /* _ASM_X86_TERMIOS_H */ |