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Annotation of coherent/a/usr/include/sys/mwc_coherent.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * mwc_only.h is for internal definitions.
                      3:  */
                      4: 
                      5: /*
                      6:  * Control flags for tracing features.
                      7:  *
                      8:  * t_piggy bits:
                      9:  *     0x0001  pexit()
                     10:  *     0x0002  286 system calls
                     11:  *     0x0004  386 system calls
                     12:  *     0x0008  uioctl()
                     13:  *     0x0020  ssread()/sswrite()      in io.386/ss.c
                     14:  *     0x0200  uread()                 in coh.386/sys3.c
                     15:  *     0x0400  ssblock()               in io.386/ss.c
                     16:  *     0x1000  XP_DATA_IN/OUT          in state machine in io.386/ss.c
                     17:  *     0x10000 open() bad exit values  in coh.386/sys3.c
                     18:  *
                     19:  * t_hal bits:
                     20:  *     0x0001  TCSETA/TCSETAF/TCSETAW ioctl's
                     21:  *     0x0002  TIOCSETP/TIOCSETN ioctl's
                     22:  *     0x0004  al[01] verbose mode (see alx.c); asy devmsgs
                     23:  *     0x0008  obrk()
                     24:  *     0x0010  pipe open/read/write
                     25:  *     0x0020  1= NO c_grow() calls;  alx overruns
                     26:  *     0x0040  monitor number of free clists
                     27:  *     0x0080  '+' when asleep waiting for free clist
                     28:  *     0x0100  trace c_grow() calls
                     29:  *     0x0200  run check_slot() on alloc() and ubrk()
                     30:  *     0x0400  async opens, closes, speed changes
                     31:  *     0x0800  asy, all interrupts
                     32:  *     0x1000  explanation of page faults
                     33:  *     0x2000
                     34:  *     0x4000  all traps
                     35:  *     0x8000  ubrk()
                     36:  *
                     37:  * 0x0001 0000
                     38:  * 0x0002 0000
                     39:  *
                     40:  * t_vlad bits:
                     41:  *     0x0001
                     42:  *     0x0002  fcntl
                     43:  *
                     44:  * t_errno - trace u.u_error settings
                     45:  * t_con - trace console events
                     46:  */
                     47: 
                     48: /*
                     49:  * T_PIGGY() is for piggy controlled tracing.
                     50:  */
                     51: extern unsigned t_piggy;
                     52: #define T_PIGGY(flag, command) {       \
                     53:        if (t_piggy&flag) {             \
                     54:                command;                \
                     55:        }                               \
                     56: }
                     57: 
                     58: /*
                     59:  * T_HAL() is for hal controlled tracing.
                     60:  */
                     61: extern unsigned t_hal;
                     62: #define T_HAL(flag, command) { \
                     63:        if (t_hal&flag) {               \
                     64:                command;                \
                     65:        }                               \
                     66: }
                     67: 
                     68: /*
                     69:  * T_VLAD() is for vlad controlled tracing.
                     70:  */
                     71: extern unsigned t_vlad;
                     72: #define T_VLAD(flag, command) {        \
                     73:        if (t_vlad&flag) {              \
                     74:                command;                \
                     75:        }                               \
                     76: }
                     77: 
                     78: /*
                     79:  * SET_U_ERROR() is for error tracing.
                     80:  */
                     81: extern unsigned t_errno;
                     82: #define SET_U_ERROR(errno, msg)        {                               \
                     83:        u.u_error = (errno);                                    \
                     84:        if (t_errno) {                                          \
                     85:                printf("u_error: %d: %s\n", (errno), msg);      \
                     86:        }                                                       \
                     87: }
                     88: 
                     89: /*
                     90:  * T_CON() is for video & keyboard tracing.
                     91:  */
                     92: extern unsigned t_con;
                     93: #define T_CON(flag, command) { \
                     94:        if (t_con&flag) {               \
                     95:                command;                \
                     96:        }                               \
                     97: }

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