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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: * t_msgq bits:
48: * 0x0001 memory alloc
49: * 0x0002 permissions
50: */
51:
52:
53: /*
54: * T_PIGGY() is for piggy controlled tracing.
55: */
56: extern unsigned t_piggy;
57: #define T_PIGGY(flag, command) { \
58: if (t_piggy&flag) { \
59: command; \
60: } \
61: }
62:
63: /*
64: * T_HAL() is for hal controlled tracing.
65: */
66: extern unsigned t_hal;
67: #define T_HAL(flag, command) { \
68: if (t_hal&flag) { \
69: command; \
70: } \
71: }
72:
73: /*
74: * T_VLAD() is for vlad controlled tracing.
75: */
76: extern unsigned t_vlad;
77: #define T_VLAD(flag, command) { \
78: if (t_vlad&flag) { \
79: command; \
80: } \
81: }
82:
83: /*
84: * T_MSGQ() is for message queue controlled tracing.
85: */
86: extern unsigned t_msgq;
87: #define T_MSGQ(flag, command) { \
88: if (t_msgq&flag) { \
89: command; \
90: } \
91: }
92:
93: /*
94: * SET_U_ERROR() is for error tracing.
95: */
96: extern unsigned t_errno;
97: #define SET_U_ERROR(errno, msg) { \
98: u.u_error = (errno); \
99: if (t_errno) { \
100: printf("u_error: %d: %s\n", (errno), msg); \
101: } \
102: }
103:
104: /*
105: * T_CON() is for video & keyboard tracing.
106: */
107: extern unsigned t_con;
108: #define T_CON(flag, command) { \
109: if (t_con&flag) { \
110: command; \
111: } \
112: }
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