termios.h 2.7 KB

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  1. #ifndef __ASM_SH64_TERMIOS_H
  2. #define __ASM_SH64_TERMIOS_H
  3. /*
  4. * This file is subject to the terms and conditions of the GNU General Public
  5. * License. See the file "COPYING" in the main directory of this archive
  6. * for more details.
  7. *
  8. * include/asm-sh64/termios.h
  9. *
  10. * Copyright (C) 2000, 2001 Paolo Alberelli
  11. *
  12. */
  13. #include <asm/termbits.h>
  14. #include <asm/ioctls.h>
  15. struct winsize {
  16. unsigned short ws_row;
  17. unsigned short ws_col;
  18. unsigned short ws_xpixel;
  19. unsigned short ws_ypixel;
  20. };
  21. #define NCC 8
  22. struct termio {
  23. unsigned short c_iflag; /* input mode flags */
  24. unsigned short c_oflag; /* output mode flags */
  25. unsigned short c_cflag; /* control mode flags */
  26. unsigned short c_lflag; /* local mode flags */
  27. unsigned char c_line; /* line discipline */
  28. unsigned char c_cc[NCC]; /* control characters */
  29. };
  30. /* modem lines */
  31. #define TIOCM_LE 0x001
  32. #define TIOCM_DTR 0x002
  33. #define TIOCM_RTS 0x004
  34. #define TIOCM_ST 0x008
  35. #define TIOCM_SR 0x010
  36. #define TIOCM_CTS 0x020
  37. #define TIOCM_CAR 0x040
  38. #define TIOCM_RNG 0x080
  39. #define TIOCM_DSR 0x100
  40. #define TIOCM_CD TIOCM_CAR
  41. #define TIOCM_RI TIOCM_RNG
  42. #define TIOCM_OUT1 0x2000
  43. #define TIOCM_OUT2 0x4000
  44. #define TIOCM_LOOP 0x8000
  45. /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
  46. #ifdef __KERNEL__
  47. /* intr=^C quit=^\ erase=del kill=^U
  48. eof=^D vtime=\0 vmin=\1 sxtc=\0
  49. start=^Q stop=^S susp=^Z eol=\0
  50. reprint=^R discard=^U werase=^W lnext=^V
  51. eol2=\0
  52. */
  53. #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0"
  54. /*
  55. * Translate a "termio" structure into a "termios". Ugh.
  56. */
  57. #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \
  58. unsigned short __tmp; \
  59. get_user(__tmp,&(termio)->x); \
  60. *(unsigned short *) &(termios)->x = __tmp; \
  61. }
  62. #define user_termio_to_kernel_termios(termios, termio) \
  63. ({ \
  64. SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \
  65. SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \
  66. SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \
  67. SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \
  68. copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
  69. })
  70. /*
  71. * Translate a "termios" structure into a "termio". Ugh.
  72. */
  73. #define kernel_termios_to_user_termio(termio, termios) \
  74. ({ \
  75. put_user((termios)->c_iflag, &(termio)->c_iflag); \
  76. put_user((termios)->c_oflag, &(termio)->c_oflag); \
  77. put_user((termios)->c_cflag, &(termio)->c_cflag); \
  78. put_user((termios)->c_lflag, &(termio)->c_lflag); \
  79. put_user((termios)->c_line, &(termio)->c_line); \
  80. copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
  81. })
  82. #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))
  83. #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios))
  84. #endif /* __KERNEL__ */
  85. #endif /* __ASM_SH64_TERMIOS_H */