diff options
Diffstat (limited to 'arch/sparc/include/asm/termios.h')
| -rw-r--r-- | arch/sparc/include/asm/termios.h | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/termios.h b/arch/sparc/include/asm/termios.h new file mode 100644 index 00000000000..e8ba9539964 --- /dev/null +++ b/arch/sparc/include/asm/termios.h @@ -0,0 +1,186 @@ +#ifndef _SPARC_TERMIOS_H +#define _SPARC_TERMIOS_H + +#include <asm/ioctls.h> +#include <asm/termbits.h> + +#if defined(__KERNEL__) || defined(__DEFINE_BSD_TERMIOS) +struct sgttyb { + char sg_ispeed; + char sg_ospeed; + char sg_erase; + char sg_kill; + short sg_flags; +}; + +struct tchars { + char t_intrc; + char t_quitc; + char t_startc; + char t_stopc; + char t_eofc; + char t_brkc; +}; + +struct ltchars { + char t_suspc; + char t_dsuspc; + char t_rprntc; + char t_flushc; + char t_werasc; + char t_lnextc; +}; +#endif /* __KERNEL__ */ + +struct winsize { + unsigned short ws_row; + unsigned short ws_col; + unsigned short ws_xpixel; + unsigned short ws_ypixel; +}; + +#ifdef __KERNEL__ +#include <linux/module.h> + +/* + * c_cc characters in the termio structure. Oh, how I love being + * backwardly compatible. Notice that character 4 and 5 are + * interpreted differently depending on whether ICANON is set in + * c_lflag. If it's set, they are used as _VEOF and _VEOL, otherwise + * as _VMIN and V_TIME. This is for compatibility with OSF/1 (which + * is compatible with sysV)... + */ +#define _VMIN 4 +#define _VTIME 5 + +/* intr=^C quit=^\ erase=del kill=^U + eof=^D eol=\0 eol2=\0 sxtc=\0 + start=^Q stop=^S susp=^Z dsusp=^Y + reprint=^R discard=^U werase=^W lnext=^V + vmin=\1 vtime=\0 +*/ +#define INIT_C_CC "\003\034\177\025\004\000\000\000\021\023\032\031\022\025\027\026\001" + +/* + * Translate a "termio" structure into a "termios". Ugh. + */ +#define user_termio_to_kernel_termios(termios, termio) \ +({ \ + unsigned short tmp; \ + int err; \ + err = get_user(tmp, &(termio)->c_iflag); \ + (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \ + err |= get_user(tmp, &(termio)->c_oflag); \ + (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \ + err |= get_user(tmp, &(termio)->c_cflag); \ + (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \ + err |= get_user(tmp, &(termio)->c_lflag); \ + (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \ + err |= copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ + err; \ +}) + +/* + * Translate a "termios" structure into a "termio". Ugh. + * + * Note the "fun" _VMIN overloading. + */ +#define kernel_termios_to_user_termio(termio, termios) \ +({ \ + int err; \ + err = put_user((termios)->c_iflag, &(termio)->c_iflag); \ + err |= put_user((termios)->c_oflag, &(termio)->c_oflag); \ + err |= put_user((termios)->c_cflag, &(termio)->c_cflag); \ + err |= put_user((termios)->c_lflag, &(termio)->c_lflag); \ + err |= put_user((termios)->c_line, &(termio)->c_line); \ + err |= copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ + if (!((termios)->c_lflag & ICANON)) { \ + err |= put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \ + err |= put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \ + } \ + err; \ +}) + +#define user_termios_to_kernel_termios(k, u) \ +({ \ + int err; \ + err = get_user((k)->c_iflag, &(u)->c_iflag); \ + err |= get_user((k)->c_oflag, &(u)->c_oflag); \ + err |= get_user((k)->c_cflag, &(u)->c_cflag); \ + err |= get_user((k)->c_lflag, &(u)->c_lflag); \ + err |= get_user((k)->c_line, &(u)->c_line); \ + err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \ + if ((k)->c_lflag & ICANON) { \ + err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } else { \ + err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } \ + err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \ + err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \ + err; \ +}) + +#define kernel_termios_to_user_termios(u, k) \ +({ \ + int err; \ + err = put_user((k)->c_iflag, &(u)->c_iflag); \ + err |= put_user((k)->c_oflag, &(u)->c_oflag); \ + err |= put_user((k)->c_cflag, &(u)->c_cflag); \ + err |= put_user((k)->c_lflag, &(u)->c_lflag); \ + err |= put_user((k)->c_line, &(u)->c_line); \ + err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \ + if (!((k)->c_lflag & ICANON)) { \ + err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } else { \ + err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } \ + err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \ + err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \ + err; \ +}) + +#define user_termios_to_kernel_termios_1(k, u) \ +({ \ + int err; \ + err = get_user((k)->c_iflag, &(u)->c_iflag); \ + err |= get_user((k)->c_oflag, &(u)->c_oflag); \ + err |= get_user((k)->c_cflag, &(u)->c_cflag); \ + err |= get_user((k)->c_lflag, &(u)->c_lflag); \ + err |= get_user((k)->c_line, &(u)->c_line); \ + err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \ + if ((k)->c_lflag & ICANON) { \ + err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } else { \ + err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } \ + err; \ +}) + +#define kernel_termios_to_user_termios_1(u, k) \ +({ \ + int err; \ + err = put_user((k)->c_iflag, &(u)->c_iflag); \ + err |= put_user((k)->c_oflag, &(u)->c_oflag); \ + err |= put_user((k)->c_cflag, &(u)->c_cflag); \ + err |= put_user((k)->c_lflag, &(u)->c_lflag); \ + err |= put_user((k)->c_line, &(u)->c_line); \ + err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \ + if (!((k)->c_lflag & ICANON)) { \ + err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } else { \ + err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } \ + err; \ +}) + +#endif /* __KERNEL__ */ + +#endif /* _SPARC_TERMIOS_H */ |