]> git.saurik.com Git - apple/xnu.git/blame - osfmk/ppc/exception.h
projects / apple / xnu.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
xnu-517.tar.gz
[apple/xnu.git] / osfmk / ppc / exception.h
CommitLineData
1c79356b
A		 1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
43866e37 6 * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
1c79356b 7 *
43866e37
A		 8 * This file contains Original Code and/or Modifications of Original Code
9 * as defined in and that are subject to the Apple Public Source License
10 * Version 2.0 (the 'License'). You may not use this file except in
11 * compliance with the License. Please obtain a copy of the License at
12 * http://www.opensource.apple.com/apsl/ and read it before using this
13 * file.
14 *
15 * The Original Code and all software distributed under the License are
16 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
1c79356b
A		 17 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
18 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
43866e37
A		 19 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
20 * Please see the License for the specific language governing rights and
21 * limitations under the License.
1c79356b
A		 22 *
23 * @APPLE_LICENSE_HEADER_END@
24 */
25/*
26 * @OSF_COPYRIGHT@
27 */
28
29/* Miscellaneous constants and structures used by the exception
30 * handlers
31 */
32
33#ifndef _PPC_EXCEPTION_H_
34#define _PPC_EXCEPTION_H_
35
9bccf70c
A		 36#include <ppc/savearea.h>
37
1c79356b
A		 38#ifndef ASSEMBLER
39
40#include <cpus.h>
41#include <mach_kdb.h>
42#include <mach_kdp.h>
43
44#include <mach/machine/vm_types.h>
45#include <mach/boolean.h>
9bccf70c 46#include <kern/cpu_data.h>
1c79356b
A		 47#include <pexpert/pexpert.h>
48#include <IOKit/IOInterrupts.h>
49#include <ppc/machine_routines.h>
50
51/* Per processor CPU features */
55e303ae 52#pragma pack(4) /* Make sure the structure stays as we defined it */
1c79356b 53struct procFeatures {
55e303ae 54 unsigned int Available; /* 0x000 */
1c79356b
A		 55#define pfFloat 0x80000000
56#define pfFloatb 0
57#define pfAltivec 0x40000000
58#define pfAltivecb 1
59#define pfAvJava 0x20000000
60#define pfAvJavab 2
61#define pfSMPcap 0x10000000
62#define pfSMPcapb 3
63#define pfCanSleep 0x08000000
64#define pfCanSleepb 4
65#define pfCanNap 0x04000000
66#define pfCanNapb 5
67#define pfCanDoze 0x02000000
68#define pfCanDozeb 6
69#define pfThermal 0x01000000
70#define pfThermalb 7
71#define pfThermInt 0x00800000
72#define pfThermIntb 8
55e303ae
A		 73#define pfSlowNap 0x00400000
74#define pfSlowNapb 9
75#define pfNoMuMMCK 0x00200000
76#define pfNoMuMMCKb 10
77#define pfNoL2PFNap 0x00100000
78#define pfNoL2PFNapb 11
79#define pfSCOMFixUp 0x00080000
80#define pfSCOMFixUpb 12
81#define pfHasDcba 0x00040000
82#define pfHasDcbab 13
83#define pfL1fa 0x00010000
84#define pfL1fab 15
85#define pfL2 0x00008000
86#define pfL2b 16
87#define pfL2fa 0x00004000
88#define pfL2fab 17
89#define pfL2i 0x00002000
90#define pfL2ib 18
0b4e3aa0
A		 91#define pfLClck 0x00001000
92#define pfLClckb 19
1c79356b
A		 93#define pfWillNap 0x00000800
94#define pfWillNapb 20
95#define pfNoMSRir 0x00000400
96#define pfNoMSRirb 21
7b1edb79
A		 97#define pfL3pdet 0x00000200
98#define pfL3pdetb 22
55e303ae
A		 99#define pf128Byte 0x00000080
100#define pf128Byteb 24
101#define pf32Byte 0x00000020
102#define pf32Byteb 26
103#define pf64Bit 0x00000010
104#define pf64Bitb 27
1c79356b
A		 105#define pfL3 0x00000004
106#define pfL3b 29
107#define pfL3fa 0x00000002
108#define pfL3fab 30
109#define pfValid 0x00000001
110#define pfValidb 31
55e303ae
A		 111 unsigned short rptdProc; /* 0x004 */
112 unsigned short lineSize; /* 0x006 */
113 unsigned int l1iSize; /* 0x008 */
114 unsigned int l1dSize; /* 0x00C */
115 unsigned int l2cr; /* 0x010 */
116 unsigned int l2Size; /* 0x014 */
117 unsigned int l3cr; /* 0x018 */
118 unsigned int l3Size; /* 0x01C */
119 unsigned int pfMSSCR0; /* 0x020 */
120 unsigned int pfMSSCR1; /* 0x024 */
121 unsigned int pfICTRL; /* 0x028 */
122 unsigned int pfLDSTCR; /* 0x02C */
123 unsigned int pfLDSTDB; /* 0x030 */
124 unsigned int pfMaxVAddr; /* 0x034 */
125 unsigned int pfMaxPAddr; /* 0x038 */
126 unsigned int pfPTEG; /* 0x03C */
127 uint64_t pfHID0; /* 0x040 */
128 uint64_t pfHID1; /* 0x048 */
129 uint64_t pfHID2; /* 0x050 */
130 uint64_t pfHID3; /* 0x058 */
131 uint64_t pfHID4; /* 0x060 */
132 uint64_t pfHID5; /* 0x068 */
133 unsigned int l2crOriginal; /* 0x070 */
134 unsigned int l3crOriginal; /* 0x074 */
135 unsigned int pfBootConfig; /* 0x07C */
136 unsigned int reserved[1]; /* 0x80 */
1c79356b 137};
55e303ae 138#pragma pack()
1c79356b
A		 139
140typedef struct procFeatures procFeatures;
141
55e303ae 142#pragma pack(4) /* Make sure the structure stays as we defined it */
1c79356b
A		 143struct thrmControl {
144 unsigned int maxTemp; /* Maximum temprature before damage */
145 unsigned int throttleTemp; /* Temprature at which to throttle down */
146 unsigned int lowTemp; /* Interrupt when temprature drops below */
147 unsigned int highTemp; /* Interrupt when temprature exceeds this */
148 unsigned int thrm3val; /* Value for thrm3 register */
149 unsigned int rsvd[3]; /* Pad to cache line */
150};
55e303ae 151#pragma pack()
1c79356b
A		 152
153typedef struct thrmControl thrmControl;
154
55e303ae
A		 155/*
156 *
157 * Various performance counters
158 */
159#pragma pack(4) /* Make sure the structure stays as we defined it */
160struct hwCtrs {
161
162 unsigned int hwInVains; /* In vain */
163 unsigned int hwResets; /* Reset */
164 unsigned int hwMachineChecks; /* Machine check */
165 unsigned int hwDSIs; /* DSIs */
166 unsigned int hwISIs; /* ISIs */
167 unsigned int hwExternals; /* Externals */
168 unsigned int hwAlignments; /* Alignment */
169 unsigned int hwPrograms; /* Program */
170 unsigned int hwFloatPointUnavailable; /* Floating point */
171 unsigned int hwDecrementers; /* Decrementer */
172 unsigned int hwIOErrors; /* I/O error */
173 unsigned int hwrsvd0; /* Reserved */
174 unsigned int hwSystemCalls; /* System call */
175 unsigned int hwTraces; /* Trace */
176 unsigned int hwFloatingPointAssists; /* Floating point assist */
177 unsigned int hwPerformanceMonitors; /* Performance monitor */
178 unsigned int hwAltivecs; /* VMX */
179 unsigned int hwrsvd1; /* Reserved */
180 unsigned int hwrsvd2; /* Reserved */
181 unsigned int hwrsvd3; /* Reserved */
182 unsigned int hwInstBreakpoints; /* Instruction breakpoint */
183 unsigned int hwSystemManagements; /* System management */
184 unsigned int hwAltivecAssists; /* Altivec Assist */
185 unsigned int hwThermal; /* Thermals */
186 unsigned int hwrsvd5; /* Reserved */
187 unsigned int hwrsvd6; /* Reserved */
188 unsigned int hwrsvd7; /* Reserved */
189 unsigned int hwrsvd8; /* Reserved */
190 unsigned int hwrsvd9; /* Reserved */
191 unsigned int hwrsvd10; /* Reserved */
192 unsigned int hwrsvd11; /* Reserved */
193 unsigned int hwrsvd12; /* Reserved */
194 unsigned int hwrsvd13; /* Reserved */
195 unsigned int hwTrace601; /* Trace */
196 unsigned int hwSIGPs; /* SIGP */
197 unsigned int hwPreemptions; /* Preemption */
198 unsigned int hwContextSwitchs; /* Context switch */
199 unsigned int hwShutdowns; /* Shutdowns */
200 unsigned int hwChokes; /* System ABENDs */
201 unsigned int hwDataSegments; /* Data Segment Interruptions */
202 unsigned int hwInstructionSegments; /* Instruction Segment Interruptions */
203 unsigned int hwSoftPatches; /* Soft Patch interruptions */
204 unsigned int hwMaintenances; /* Maintenance interruptions */
205 unsigned int hwInstrumentations; /* Instrumentation interruptions */
206 unsigned int hwrsvd14; /* Reswerved */
207/* 0x0B4 */
208
209 unsigned int hwspare0[17]; /* Reserved */
210 unsigned int hwRedrives; /* Number of redriven interrupts */
211 unsigned int hwSteals; /* PTE Steals */
212/* 0x100 */
213
214 unsigned int hwMckHang; /* ? */
215 unsigned int hwMckSLBPE; /* ? */
216 unsigned int hwMckTLBPE; /* ? */
217 unsigned int hwMckERCPE; /* ? */
218 unsigned int hwMckL1DPE; /* ? */
219 unsigned int hwMckL1TPE; /* ? */
220 unsigned int hwMckUE; /* ? */
221 unsigned int hwMckIUE; /* ? */
222 unsigned int hwMckIUEr; /* ? */
223 unsigned int hwMckDUE; /* ? */
224 unsigned int hwMckDTW; /* ? */
225 unsigned int hwMckUnk; /* ? */
226 unsigned int hwMckExt; /* ? */
227 unsigned int hwMckICachePE; /* ? */
228 unsigned int hwMckITagPE; /* ? */
229 unsigned int hwMckIEratPE; /* ? */
230 unsigned int hwMckDEratPE; /* ? */
231 unsigned int hwspare2[15]; /* Pad to next 128 bndry */
232/* 0x180 */
233
234 unsigned int napStamp[2]; /* Time base when we napped */
235 unsigned int napTotal[2]; /* Total nap time in ticks */
236 unsigned int numSIGPast; /* Number of SIGP asts recieved */
237 unsigned int numSIGPcpureq; /* Number of SIGP cpu requests recieved */
238 unsigned int numSIGPdebug; /* Number of SIGP debugs recieved */
239 unsigned int numSIGPwake; /* Number of SIGP wakes recieved */
240 unsigned int numSIGPtimo; /* Number of SIGP send timeouts */
241 unsigned int numSIGPmast; /* Number of SIGPast messages merged */
242 unsigned int numSIGPmwake; /* Number of SIGPwake messages merged */
243
244 unsigned int hwspare3[21]; /* Pad to 512 */
245
246};
247#pragma pack()
248
249typedef struct hwCtrs hwCtrs;
250
251struct patch_entry {
252 unsigned int *addr;
253 unsigned int data;
254 unsigned int type;
255 unsigned int value;
256};
257
258typedef struct patch_entry patch_entry_t;
259
260#define PATCH_INVALID 0
261#define PATCH_PROCESSOR 1
262#define PATCH_FEATURE 2
263
264#define PATCH_TABLE_SIZE 12
265
266#define PatchExt32 0x80000000
267#define PatchExt32b 0
268#define PatchLwsync 0x40000000
269#define PatchLwsyncb 1
270
1c79356b
A		 271/* When an exception is taken, this info is accessed via sprg0 */
272/* We should always have this one on a cache line boundary */
55e303ae
A		 273
274#pragma pack(4) /* Make sure the structure stays as we defined it */
1c79356b
A		 275struct per_proc_info {
276 unsigned short cpu_number;
277 unsigned short cpu_flags; /* Various low-level flags */
278 vm_offset_t istackptr;
279 vm_offset_t intstack_top_ss;
280
1c79356b
A		 281 vm_offset_t debstackptr;
282 vm_offset_t debstack_top_ss;
1c79356b 283
55e303ae
A		 284 unsigned int spcFlags; /* Special thread flags */
285 unsigned int Uassist; /* User Assist Word */
1c79356b
A		 286 unsigned int old_thread;
287
288 /* PPC cache line boundary here - 020 */
289
55e303ae 290 unsigned int rsrvd020[2];
1c79356b
A		 291 unsigned int need_ast; /* pointer to need_ast[CPU_NO] */
292/*
293 * Note: the following two pairs of words need to stay in order and each pair must
294 * be in the same reservation (line) granule
295 */
55e303ae
A		 296 struct facility_context *FPU_owner; /* Owner of the FPU on this cpu */
297 unsigned int liveVRSave; /* VRSave assiciated with live vector registers */
298 struct facility_context *VMX_owner; /* Owner of the VMX on this cpu */
299 unsigned int holdQFret; /* Hold off releasing quickfret list */
300 unsigned int save_exception_type;
1c79356b
A		 301
302 /* PPC cache line boundary here - 040 */
55e303ae
A		 303 addr64_t quickfret; /* List of saveareas to release */
304 addr64_t lclfree; /* Pointer to local savearea list */
9bccf70c 305 unsigned int lclfreecnt; /* Entries in local savearea list */
55e303ae
A		 306 unsigned int spcTRc; /* Special trace count */
307 unsigned int spcTRp; /* Special trace buffer pointer */
308 unsigned int ppbbTaskEnv; /* BlueBox Task Environment */
1c79356b
A		 309
310 /* PPC cache line boundary here - 060 */
0b4e3aa0 311 boolean_t interrupts_enabled;
1c79356b
A		 312 IOInterruptHandler interrupt_handler;
313 void * interrupt_nub;
314 unsigned int interrupt_source;
315 void * interrupt_target;
316 void * interrupt_refCon;
55e303ae 317 uint64_t next_savearea; /* pointer to the next savearea */
1c79356b
A		 318
319 /* PPC cache line boundary here - 080 */
320 unsigned int MPsigpStat; /* Signal Processor status (interlocked update for this one) */
9bccf70c 321#define MPsigpMsgp 0xC0000000 /* Message pending (busy + pass ) */
1c79356b
A		 322#define MPsigpBusy 0x80000000 /* Processor area busy, i.e., locked */
323#define MPsigpPass 0x40000000 /* Busy lock passed to receiving processor */
9bccf70c 324#define MPsigpAck 0x20000000 /* Ack Busy lock passed to receiving processor */
1c79356b
A		 325#define MPsigpSrc 0x000000FF /* Processor that owns busy, i.e., the ID of */
326 /* whomever set busy. When a busy is passed, */
327 /* this is the requestor of the function. */
328#define MPsigpFunc 0x0000FF00 /* Current function */
329#define MPsigpIdle 0x00 /* No function pending */
330#define MPsigpSigp 0x04 /* Signal a processor */
331#define SIGPast 0 /* Requests an ast on target processor */
332#define SIGPcpureq 1 /* Requests CPU specific function */
333#define SIGPdebug 2 /* Requests a debugger entry */
334#define SIGPwake 3 /* Wake up a sleeping processor */
335#define CPRQtemp 0 /* Get temprature of processor */
de355530 336#define CPRQtimebase 1 /* Get timebase of processor */
55e303ae
A		 337#define CPRQsegload 2 /* Segment registers reload */
338#define CPRQscom 3 /* SCOM */
339#define CPRQchud 4 /* CHUD perfmon */
1c79356b
A		 340 unsigned int MPsigpParm0; /* SIGP parm 0 */
341 unsigned int MPsigpParm1; /* SIGP parm 1 */
342 unsigned int MPsigpParm2; /* SIGP parm 2 */
343 cpu_id_t cpu_id;
344 vm_offset_t start_paddr;
345 unsigned int ruptStamp[2]; /* Timebase at last interruption */
346
347 /* PPC cache line boundary here - 0A0 */
348 procFeatures pf; /* Processor features */
349
de355530 350 /* PPC cache line boundary here - 120 */
55e303ae 351 thrmControl thrm; /* Thermal controls */
de355530 352
0b4e3aa0 353 /* PPC cache line boundary here - 140 */
55e303ae 354 unsigned int ppRsvd140[8]; /* Reserved */
1c79356b
A		 355
356 /* PPC cache line boundary here - 160 */
55e303ae
A		 357 time_base_enable_t time_base_enable;
358 unsigned int ppRsvd164[4]; /* Reserved */
9bccf70c 359 cpu_data_t pp_cpu_data; /* cpu data info */
1c79356b
A		 360
361 /* PPC cache line boundary here - 180 */
55e303ae
A		 362 unsigned int ppRsvd180[2]; /* Reserved */
363 uint64_t validSegs; /* Valid SR/STB slots */
364 addr64_t ppUserPmap; /* Current user state pmap (physical address) */
365 unsigned int ppUserPmapVirt; /* Current user state pmap (virtual address) */
366 unsigned int ppMapFlags; /* Mapping flags */
1c79356b
A		 367
368 /* PPC cache line boundary here - 1A0 */
55e303ae
A		 369 unsigned short ppInvSeg; /* Forces complete invalidate of SRs/SLB (this must stay with ppInvSeg) */
370 unsigned short ppCurSeg; /* Set to 1 if user segments, 0 if kernel (this must stay with ppInvSeg) */
371 unsigned int ppSegSteal; /* Count of segment slot steals */
372 ppnum_t VMMareaPhys; /* vmm state page physical addr */
373 unsigned int VMMXAFlgs; /* vmm extended flags */
374 unsigned int FAMintercept; /* vmm FAM Exceptions to intercept */
375 unsigned int rsrvd1B4[3]; /* Reserved slots */
1c79356b
A		 376
377 /* PPC cache line boundary here - 1C0 */
55e303ae
A		 378 unsigned int ppCIOmp[16]; /* Linkage mapping for copyin/out - 64 bytes */
379
380 /* PPC cache line boundary here - 200 */
381 uint64_t tempr0; /* temporary savearea */
382 uint64_t tempr1;
383 uint64_t tempr2;
384 uint64_t tempr3;
385
386 uint64_t tempr4;
387 uint64_t tempr5;
388 uint64_t tempr6;
389 uint64_t tempr7;
390
391 uint64_t tempr8;
392 uint64_t tempr9;
393 uint64_t tempr10;
394 uint64_t tempr11;
395
396 uint64_t tempr12;
397 uint64_t tempr13;
398 uint64_t tempr14;
399 uint64_t tempr15;
400
401 uint64_t tempr16;
402 uint64_t tempr17;
403 uint64_t tempr18;
404 uint64_t tempr19;
405
406 uint64_t tempr20;
407 uint64_t tempr21;
408 uint64_t tempr22;
409 uint64_t tempr23;
d7e50217 410
55e303ae
A		 411 uint64_t tempr24;
412 uint64_t tempr25;
413 uint64_t tempr26;
414 uint64_t tempr27;
415
416 uint64_t tempr28;
417 uint64_t tempr29;
418 uint64_t tempr30;
419 uint64_t tempr31;
420
421
422 /* PPC cache line boundary here - 300 */
1c79356b
A		 423 double emfp0; /* Copies of floating point registers */
424 double emfp1; /* Used for emulation purposes */
425 double emfp2;
426 double emfp3;
427
428 double emfp4;
429 double emfp5;
430 double emfp6;
431 double emfp7;
432
433 double emfp8;
434 double emfp9;
435 double emfp10;
436 double emfp11;
437
438 double emfp12;
439 double emfp13;
440 double emfp14;
441 double emfp15;
442
443 double emfp16;
444 double emfp17;
445 double emfp18;
446 double emfp19;
447
448 double emfp20;
449 double emfp21;
450 double emfp22;
451 double emfp23;
452
453 double emfp24;
454 double emfp25;
455 double emfp26;
456 double emfp27;
457
458 double emfp28;
459 double emfp29;
460 double emfp30;
461 double emfp31;
462
55e303ae 463/* - 400 */
1c79356b
A		 464 unsigned int emfpscr_pad;
465 unsigned int emfpscr;
466 unsigned int empadfp[6];
467
55e303ae 468/* - 420 */
1c79356b
A		 469 unsigned int emvr0[4]; /* Copies of vector registers used both */
470 unsigned int emvr1[4]; /* for full vector emulation or */
471 unsigned int emvr2[4]; /* as saveareas while assisting denorms */
472 unsigned int emvr3[4];
473 unsigned int emvr4[4];
474 unsigned int emvr5[4];
475 unsigned int emvr6[4];
476 unsigned int emvr7[4];
477 unsigned int emvr8[4];
478 unsigned int emvr9[4];
479 unsigned int emvr10[4];
480 unsigned int emvr11[4];
481 unsigned int emvr12[4];
482 unsigned int emvr13[4];
483 unsigned int emvr14[4];
484 unsigned int emvr15[4];
485 unsigned int emvr16[4];
486 unsigned int emvr17[4];
487 unsigned int emvr18[4];
488 unsigned int emvr19[4];
489 unsigned int emvr20[4];
490 unsigned int emvr21[4];
491 unsigned int emvr22[4];
492 unsigned int emvr23[4];
493 unsigned int emvr24[4];
494 unsigned int emvr25[4];
495 unsigned int emvr26[4];
496 unsigned int emvr27[4];
497 unsigned int emvr28[4];
498 unsigned int emvr29[4];
499 unsigned int emvr30[4];
500 unsigned int emvr31[4];
501 unsigned int emvscr[4];
502 unsigned int empadvr[4];
55e303ae
A		 503/* - 640 */
504/* note implicit dependence on kSkipListMaxLists, which must be <= 28 */
505 addr64_t skipListPrev[28]; /* prev ptrs saved as side effect of calling mapSearchFull() */
506
507/* - 720 */
1c79356b
A		 508
509 unsigned int patcharea[56];
55e303ae
A		 510/* - 800 */
511
512 hwCtrs hwCtr; /* Hardware exception counters */
513/* - A00 */
514
515 unsigned int pppadpage[384]; /* Pad to end of page */
516/* - 1000 */
517
1c79356b
A		 518
519};
520
9bccf70c
A		 521#define pp_preemption_count pp_cpu_data.preemption_level
522#define pp_simple_lock_count pp_cpu_data.simple_lock_count
523#define pp_interrupt_level pp_cpu_data.interrupt_level
1c79356b 524
55e303ae
A		 525#pragma pack()
526
1c79356b 527
9bccf70c 528extern struct per_proc_info per_proc_info[NCPUS];
1c79356b 529
55e303ae 530
1c79356b
A		 531extern char *trap_type[];
532
55e303ae 533#endif /* ndef ASSEMBLER */ /* with this savearea should be redriven */
1c79356b
A		 534
535/* cpu_flags defs */
536#define SIGPactive 0x8000
537#define needSRload 0x4000
538#define turnEEon 0x2000
539#define traceBE 0x1000 /* user mode BE tracing in enabled */
540#define traceBEb 3 /* bit number for traceBE */
55e303ae
A		 541#define SleepState 0x0800
542#define SleepStateb 4
543#define mcountOff 0x0400
0b4e3aa0 544#define SignalReady 0x0200
55e303ae 545#define BootDone 0x0100
1c79356b
A		 546#define loadMSR 0x7FF4
547
548#define T_VECTOR_SIZE 4 /* function pointer size */
1c79356b
A		 549
550/* Hardware exceptions */
551
552#define T_IN_VAIN (0x00 * T_VECTOR_SIZE)
553#define T_RESET (0x01 * T_VECTOR_SIZE)
554#define T_MACHINE_CHECK (0x02 * T_VECTOR_SIZE)
555#define T_DATA_ACCESS (0x03 * T_VECTOR_SIZE)
556#define T_INSTRUCTION_ACCESS (0x04 * T_VECTOR_SIZE)
557#define T_INTERRUPT (0x05 * T_VECTOR_SIZE)
558#define T_ALIGNMENT (0x06 * T_VECTOR_SIZE)
559#define T_PROGRAM (0x07 * T_VECTOR_SIZE)
560#define T_FP_UNAVAILABLE (0x08 * T_VECTOR_SIZE)
561#define T_DECREMENTER (0x09 * T_VECTOR_SIZE)
562#define T_IO_ERROR (0x0a * T_VECTOR_SIZE)
563#define T_RESERVED (0x0b * T_VECTOR_SIZE)
564#define T_SYSTEM_CALL (0x0c * T_VECTOR_SIZE)
565#define T_TRACE (0x0d * T_VECTOR_SIZE)
566#define T_FP_ASSIST (0x0e * T_VECTOR_SIZE)
567#define T_PERF_MON (0x0f * T_VECTOR_SIZE)
568#define T_VMX (0x10 * T_VECTOR_SIZE)
569#define T_INVALID_EXCP0 (0x11 * T_VECTOR_SIZE)
570#define T_INVALID_EXCP1 (0x12 * T_VECTOR_SIZE)
571#define T_INVALID_EXCP2 (0x13 * T_VECTOR_SIZE)
572#define T_INSTRUCTION_BKPT (0x14 * T_VECTOR_SIZE)
573#define T_SYSTEM_MANAGEMENT (0x15 * T_VECTOR_SIZE)
574#define T_ALTIVEC_ASSIST (0x16 * T_VECTOR_SIZE)
575#define T_THERMAL (0x17 * T_VECTOR_SIZE)
576#define T_INVALID_EXCP5 (0x18 * T_VECTOR_SIZE)
577#define T_INVALID_EXCP6 (0x19 * T_VECTOR_SIZE)
578#define T_INVALID_EXCP7 (0x1A * T_VECTOR_SIZE)
579#define T_INVALID_EXCP8 (0x1B * T_VECTOR_SIZE)
580#define T_INVALID_EXCP9 (0x1C * T_VECTOR_SIZE)
581#define T_INVALID_EXCP10 (0x1D * T_VECTOR_SIZE)
582#define T_INVALID_EXCP11 (0x1E * T_VECTOR_SIZE)
583#define T_INVALID_EXCP12 (0x1F * T_VECTOR_SIZE)
55e303ae 584#define T_EMULATE (0x20 * T_VECTOR_SIZE)
1c79356b
A		 585
586#define T_RUNMODE_TRACE (0x21 * T_VECTOR_SIZE) /* 601 only */
587
588#define T_SIGP (0x22 * T_VECTOR_SIZE)
589#define T_PREEMPT (0x23 * T_VECTOR_SIZE)
590#define T_CSWITCH (0x24 * T_VECTOR_SIZE)
591#define T_SHUTDOWN (0x25 * T_VECTOR_SIZE)
0b4e3aa0 592#define T_CHOKE (0x26 * T_VECTOR_SIZE)
1c79356b 593
55e303ae
A		 594#define T_DATA_SEGMENT (0x27 * T_VECTOR_SIZE)
595#define T_INSTRUCTION_SEGMENT (0x28 * T_VECTOR_SIZE)
596
597#define T_SOFT_PATCH (0x29 * T_VECTOR_SIZE)
598#define T_MAINTENANCE (0x2A * T_VECTOR_SIZE)
599#define T_INSTRUMENTATION (0x2B * T_VECTOR_SIZE)
600#define T_ARCHDEP0 (0x2C * T_VECTOR_SIZE)
601
1c79356b 602#define T_AST (0x100 * T_VECTOR_SIZE)
0b4e3aa0 603#define T_MAX T_CHOKE /* Maximum exception no */
1c79356b 604
d7e50217
A		 605#define T_FAM 0x00004000
606
55e303ae 607#define EXCEPTION_VECTOR(exception) (exception * 0x100 / T_VECTOR_SIZE )
1c79356b 608
0b4e3aa0
A		 609/*
610 * System choke (failure) codes
611 */
612
613#define failDebug 0
614#define failStack 1
615#define failMapping 2
616#define failContext 3
9bccf70c
A		 617#define failNoSavearea 4
618#define failSaveareaCorr 5
619#define failBadLiveContext 6
55e303ae
A		 620#define failSkipLists 7
621#define failUnalignedStk 8
0b4e3aa0
A		 622
623/* Always must be last - update failNames table in model_dep.c as well */
55e303ae 624#define failUnknown 9
0b4e3aa0 625
1c79356b
A		 626#ifndef ASSEMBLER
627
55e303ae 628#pragma pack(4) /* Make sure the structure stays as we defined it */
1c79356b
A		 629typedef struct resethandler {
630 unsigned int type;
631 vm_offset_t call_paddr;
632 vm_offset_t arg__paddr;
633} resethandler_t;
55e303ae 634#pragma pack()
1c79356b
A		 635
636extern resethandler_t ResetHandler;
637
638#endif
639
640#define RESET_HANDLER_NULL 0x0
641#define RESET_HANDLER_START 0x1
55e303ae
A		 642#define RESET_HANDLER_BUPOR 0x2
643#define RESET_HANDLER_IGNORE 0x3
1c79356b
A		 644
645#endif /* _PPC_EXCEPTION_H_ */
mirror of XNU