Annotation of sys/arch/sparc64/include/trap.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: trap.h,v 1.3 2003/07/09 02:22:48 jason Exp $ */
2: /* $NetBSD: trap.h,v 1.4 1999/06/07 05:28:04 eeh Exp $ */
3:
4: /*
5: * Copyright (c) 1996-1999 Eduardo Horvath
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: *
13: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
14: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
17: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23: * SUCH DAMAGE.
24: *
25: */
26:
27:
28: #ifndef _MACHINE_TRAP_H
29: #define _MACHINE_TRAP_H
30:
31: /* trap vec (pri) description */
32: /* 0x000 unused */
33: #define T_POR 0x001 /* (0) power on reset */
34: #define T_WDR 0x002 /* (1) watchdog reset */
35: #define T_XIR 0x003 /* (1) externally initiated reset */
36: #define T_SIR 0x004 /* (1) software initiated reset */
37: #define T_RED_EXCEPTION 0x005 /* (1) RED state exception */
38: /* 0x006 unused */
39: /* 0x007 unused */
40: #define T_INST_EXCEPT 0x008 /* (5) instruction access exception */
41: #define T_TEXTFAULT 0x009 /* (2) ? Text fault */
42: #define T_INST_ERROR 0x00a /* (3) instruction access error */
43: /* 0x00b unused */
44: /* through 0x00f unused */
45: #define T_ILLINST 0x010 /* (7) illegal instruction */
46: #define T_PRIVINST 0x011 /* (6) privileged opcode */
47: #define T_UNIMP_LDD 0x012 /* (6) unimplemented LDD */
48: #define T_UNIMP_STD 0x013 /* (6) unimplemented STD */
49: /* 0x014 unused */
50: /* through 0x01f unused */
51: #define T_FPDISABLED 0x020 /* (8) fpu disabled */
52: #define T_FP_IEEE_754 0x021 /* (11) ieee 754 exception */
53: #define T_FP_OTHER 0x022 /* (11) other fp exception */
54: #define T_TAGOF 0x023 /* (14) tag overflow */
55: #define T_CLEAN_WINDOW 0x024 /* (10) clean window exception */
56: /* 0x025 unused */
57: /* through 0x027 unused */
58: #define T_DIV0 0x028 /* (15) division routine was handed 0 */
59: #define T_PROCERR 0x029 /* (4) internal processor error */
60: /* 0x02a unused */
61: /* through 0x02f unused */
62: #define T_DATAFAULT 0x030 /* (12) address fault during data fetch */
63: #define T_DATA_MMU_MISS 0x031 /* (12) data access MMU miss */
64: #define T_DATA_ERROR 0x032 /* (12) data access error */
65: #define T_DATA_PROT 0x033 /* (12) Data protection ??? */
66: #define T_ALIGN 0x034 /* (10) address not properly aligned */
67: #define T_LDDF_ALIGN 0x035 /* (10) LDDF address not properly aligned */
68: #define T_STDF_ALIGN 0x036 /* (10) STDF address not properly aligned */
69: #define T_PRIVACT 0x037 /* (11) privileged action */
70: #define T_LDQF_ALIGN 0x038 /* (10) LDQF address not properly aligned */
71: #define T_STQF_ALIGN 0x039 /* (10) STQF address not properly aligned */
72: /* 0x03a unused */
73: /* through 0x03f unused */
74: #define T_ASYNC_ERROR 0x040 /* (2) ???? */
75: #define T_L1INT 0x041 /* (31) level 1 interrupt */
76: #define T_L2INT 0x042 /* (30) level 2 interrupt */
77: #define T_L3INT 0x043 /* (29) level 3 interrupt */
78: #define T_L4INT 0x044 /* (28) level 4 interrupt */
79: #define T_L5INT 0x045 /* (27) level 5 interrupt */
80: #define T_L6INT 0x046 /* (26) level 6 interrupt */
81: #define T_L7INT 0x047 /* (25) level 7 interrupt */
82: #define T_L8INT 0x048 /* (24) level 8 interrupt */
83: #define T_L9INT 0x049 /* (23) level 9 interrupt */
84: #define T_L10INT 0x04a /* (22) level 10 interrupt */
85: #define T_L11INT 0x04b /* (21) level 11 interrupt */
86: #define T_L12INT 0x04c /* (20) level 12 interrupt */
87: #define T_L13INT 0x04d /* (19) level 13 interrupt */
88: #define T_L14INT 0x04e /* (18) level 14 interrupt */
89: #define T_L15INT 0x04f /* (17) level 15 interrupt */
90: /* 0x050 unused */
91: /* through 0x05f unused */
92: #define T_INTVEC 0x060 /* (16) interrupt vector [Interrupt Global Regs]*/
93: #define T_PA_WATCHPT 0x061 /* (12) Physical addr data watchpoint */
94: #define T_VA_WATCHPT 0x062 /* (11) Virtual addr data watchpoint */
95: #define T_ECCERR 0x063 /* (33) ECC correction error */
96: #define T_FIMMU_MISS 0x064 /* (2) fast instruction access MMU miss */
97: /* through 0x067 unused */
98: #define T_FDMMU_MISS 0x068 /* (2) fast data access MMU miss */
99: /* through 0x06b unused */
100: #define T_FDMMU_PROT 0x06c /* (2) fast data access protection */
101: /* through 0x06f unused */
102: /* 0x070...0x07f implementation dependent exceptions */
103: #define T_SPILL_N_NORM 0x080 /* (9) spill (n=0..7) normal */
104: /* through 0x09f unused */
105: #define T_SPILL_N_OTHER 0x0a0 /* (9) spill (n=0..7) other */
106: /* through 0x0bf unused */
107: #define T_FILL_N_NORM 0x0c0 /* (9) fill (n=0..7) normal */
108: /* through 0x0df unused */
109: #define T_FILL_N_OTHER 0x0e0 /* (9) fill (n=0..7) other */
110: /* through 0x0ff unused */
111:
112: /* beginning of `user' vectors (from trap instructions) - all priority 16 */
113: #define T_SUN_SYSCALL 0x100 /* system call */
114: #define T_BREAKPOINT 0x101 /* breakpoint `instruction' */
115: #define T_UDIV0 0x102 /* division routine was handed 0 */
116: #define T_FLUSHWIN 0x103 /* flush windows */
117: #define T_CLEANWIN 0x104 /* provide clean windows */
118: #define T_RANGECHECK 0x105 /* ? */
119: #define T_FIXALIGN 0x106 /* fix up unaligned accesses */
120: #define T_INTOF 0x107 /* integer overflow ? */
121: #define T_SVR4_SYSCALL 0x108 /* SVR4 system call */
122: #define T_BSD_SYSCALL 0x109 /* BSD system call */
123: #define T_KGDB_EXEC 0x10a /* for kernel gdb */
124:
125: /* 0x10b..0x1ff are currently unallocated, except the following */
126: #define T_SVR4_GETCC 0x120
127: #define T_SVR4_SETCC 0x121
128: #define T_SVR4_GETPSR 0x122
129: #define T_SVR4_SETPSR 0x123
130: #define T_SVR4_GETHRTIME 0x124
131: #define T_SVR4_GETHRVTIME 0x125
132: #define T_SVR4_GETHRESTIME 0x127
133: #define T_GETCC 0x132
134: #define T_SETCC 0x133
135: #define T_SVID_SYSCALL 0x164
136: #define T_SPARC_INTL_SYSCALL 0x165
137: #define T_OS_VENDOR_SYSCALL 0x166
138: #define T_HW_OEM_SYSCALL 0x167
139: #define T_RTF_DEF_TRAP 0x168
140:
141: #ifdef _KERNEL /* pseudo traps for locore.s */
142: #define T_RWRET -1 /* need first user window for trap return */
143: #define T_AST -2 /* no-op, just needed reschedule or profile */
144: #endif
145:
146: /* flags to system call (flags in %g1 along with syscall number) */
147: #define SYSCALL_G2RFLAG 0x400 /* on success, return to %g2 rather than npc */
148: #define SYSCALL_G7RFLAG 0x800 /* use %g7 as above (deprecated) */
149:
150: /*
151: * `software trap' macros to keep people happy (sparc v8 manual says not
152: * to set the upper bits).
153: */
154: #define ST_BREAKPOINT (T_BREAKPOINT & 0x7f)
155: #define ST_DIV0 (T_DIV0 & 0x7f)
156: #define ST_FLUSHWIN (T_FLUSHWIN & 0x7f)
157: #define ST_SYSCALL (T_SUN_SYSCALL & 0x7f)
158:
159: #endif /* _MACHINE_TRAP_H_ */
CVSweb