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[/] [or1k/] [trunk/] [uclinux/] [uClinux-2.0.x/] [arch/] [m68knommu/] [platform/] [68EZ328/] [entry.S] - Blame information for rev 1775

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Line No. Rev Author Line
1 199 simons 
/* -*- mode: asm -*-
2 
 *
3 
 *  linux/arch/m68knommu/kernel/entry.S
4 
 *
5 
 *  Copyright (C) 1998  D. Jeff Dionne ,
6 
 *                      Kenneth Albanowski ,
7 
 *                      The Silver Hammer Group, Ltd.
8 
 *
9 
 * (The icky duplicate functions are my fault -- kja)
10 
 *
11 
 * Based on:
12 
 *
13 
 *  linux/arch/m68k/kernel/entry.S
14 
 *
15 
 *  Copyright (C) 1991, 1992  Linus Torvalds
16 
 *
17 
 * This file is subject to the terms and conditions of the GNU General Public
18 
 * License.  See the file README.legal in the main directory of this archive
19 
 * for more details.
20 
 *
21 
 * Linux/m68k support by Hamish Macdonald
22 
 *
23 
 * 68060 fixes by Jesper Skov
24 
 *
25 
 */
26 
 
27 
/*
28 
 * entry.S  contains the system-call and fault low-level handling routines.
29 
 * This also contains the timer-interrupt handler, as well as all interrupts
30 
 * and faults that can result in a task-switch.
31 
 *
32 
 * NOTE: This code handles signal-recognition, which happens every time
33 
 * after a timer-interrupt and after each system call.
34 
 *
35 
 * Stack layout in 'ret_from_exception':
36 
 *
37 
 *      This allows access to the syscall arguments in registers d1-d5
38 
 *
39 
 *       0(sp) - d1
40 
 *       4(sp) - d2
41 
 *       8(sp) - d3
42 
 *       C(sp) - d4
43 
 *      10(sp) - d5
44 
 *      14(sp) - a0
45 
 *      18(sp) - a1
46 
 *      1C(sp) - d0
47 
 *      20(sp) - orig_d0
48 
 *      24(sp) - stack adjustment
49 
 *      28(sp) - sr
50 
 *      2A(sp) - pc
51 
 *      2E(sp) - format & vector
52 
 */
53 
 
54 
/*
55 
 * 12/03/96 Jes: Currently we only support m68k single-cpu systems, so
56 
 *               all pointers that used to be 'current' are now entry
57 
 *               number 0 in the 'current_set' list.
58 
 */
59 
 
60 
#include
61 
#include
62 
#include
63 
#include
64 
#include
65 
 
66 
LENOSYS = 38
67 
 
68 
/*
69 
 * these are offsets into the task-struct
70 
 */
71 
LTASK_STATE     =  0
72 
LTASK_COUNTER   =  4
73 
LTASK_PRIORITY  =  8
74 
LTASK_SIGNAL    = 12
75 
LTASK_BLOCKED   = 16
76 
LTASK_FLAGS     = 20
77 
 
78 
/* the following macro is used when enabling interrupts */
79 
#define ALLOWINT 0xf8ff
80 
#define MAX_NOINT_IPL   0
81 
 
82 
LD0             = 0x1C
83 
LORIG_D0        = 0x20
84 
LSR             = 0x28
85 
LFORMATVEC      = 0x2E
86 
 
87 
/*
88 
 * This defines the normal kernel pt-regs layout.
89 
 *
90 
 * regs are a2-a6 and d6-d7 preserved by C code
91 
 * the kernel doesn't mess with usp unless it needs to
92 
 */
93 
#define SAVE_ALL                        \
94 
        clrl    %sp@-;    /* stk_adj */ \
95 
        movel   %d0,%sp@-; /* orig d0 */        \
96 
        movel   %d0,%sp@-; /* d0 */     \
97 
        moveml  %d1-%d5/%a0-%a1,%sp@-
98 
 
99 
/*      moveml  %sp@+,%a0-%a1/%d1-%d5;  */
100 
 
101 
#define RESTORE_ALL                     \
102 
        moveml  %sp@+,%d1-%d5/%a0-%a1;  \
103 
        movel   %sp@+,%d0;              \
104 
        addql   #4,%sp;  /* orig d0 */  \
105 
        addl    %sp@+,%sp; /* stk adj */        \
106 
        rte
107 
 
108 
#define SWITCH_STACK_SIZE (7*4+4)       /* includes return address */
109 
 
110 
#define SAVE_SWITCH_STACK \
111 
        moveml  %a2-%a6/%d6-%d7,%sp@-
112 
 
113 
#define RESTORE_SWITCH_STACK \
114 
        moveml  %sp@+,%a2-%a6/%d6-%d7
115 
 
116 
.globl SYMBOL_NAME(system_call), SYMBOL_NAME(buserr), SYMBOL_NAME(trap)
117 
.globl SYMBOL_NAME(resume), SYMBOL_NAME(ret_from_exception)
118 
.globl SYMBOL_NAME(ret_from_signal)
119 
.globl SYMBOL_NAME(trap3)
120 
.globl SYMBOL_NAME(trap4)
121 
.globl SYMBOL_NAME(trap5)
122 
.globl SYMBOL_NAME(inthandler1)
123 
.globl SYMBOL_NAME(inthandler1)
124 
.globl SYMBOL_NAME(inthandler1)
125 
.globl SYMBOL_NAME(inthandler2)
126 
.globl SYMBOL_NAME(inthandler3)
127 
.globl SYMBOL_NAME(inthandler4)
128 
.globl SYMBOL_NAME(inthandler5)
129 
.globl SYMBOL_NAME(inthandler6)
130 
.globl SYMBOL_NAME(inthandler7)
131 
.globl SYMBOL_NAME(inthandler8)
132 
.globl SYMBOL_NAME(inthandler)
133 
.globl SYMBOL_NAME(inthandler_wrap)
134 
.globl SYMBOL_NAME(timerhandler)
135 
.globl SYMBOL_NAME(serialhandler)
136 
.globl SYMBOL_NAME(sys_call_table)
137 
.globl SYMBOL_NAME(sys_fork), SYMBOL_NAME(sys_clone)
138 
.globl SYMBOL_NAME(ret_from_interrupt), SYMBOL_NAME(bad_interrupt)
139 
 
140 
.text
141 
ENTRY(buserr)
142 
        SAVE_ALL
143 
        moveq   #-1,%d0
144 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
145 
                                        /* signifies that the stack frame */
146 
                                        /* is NOT for syscall */
147 
 
148 
        movel   %sp,%sp@-               /* stack frame pointer argument */
149 
        jsr     SYMBOL_NAME(buserr_c)
150 
        addql   #4,%sp
151 
        jra     SYMBOL_NAME(ret_from_exception)
152 
 
153 
ENTRY(trap)
154 
        SAVE_ALL
155 
        moveq   #-1,%d0
156 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
157 
                                        /* signifies that the stack frame */
158 
                                        /* is NOT for syscall */
159 
 
160 
        movew %sp@(LFORMATVEC),%d0
161 
        lsrl    #2, %d0
162 
        andl    #0x3ff,%d0
163 
 
164 
        movel   %sp,%sp@-               /* stack frame pointer argument */
165 
        movel   %d0,%sp@-
166 
 
167 
        moveq   #-1,%d0
168 
 
169 
        jsr     SYMBOL_NAME(trap_c)
170 
        addql   #8,%sp
171 
        jra     SYMBOL_NAME(ret_from_exception)
172 
 
173 
ENTRY(trap3)
174 
        SAVE_ALL
175 
        moveq   #-1,%d0
176 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
177 
                                        /* signifies that the stack frame */
178 
                                        /* is NOT for syscall */
179 
        movel   %sp,%sp@-               /* stack frame pointer argument */
180 
        movel   #3,%sp@-
181 
        jsr     SYMBOL_NAME(trap_c)
182 
        addql   #8,%sp
183 
        jra     SYMBOL_NAME(ret_from_exception)
184 
 
185 
ENTRY(trap4)
186 
        SAVE_ALL
187 
        moveq   #-1,%d0
188 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
189 
                                        /* signifies that the stack frame */
190 
                                        /* is NOT for syscall */
191 
        movel   %sp,%sp@-               /* stack frame pointer argument */
192 
        movel   #4,%sp@-
193 
        jsr     SYMBOL_NAME(trap_c)
194 
        addql   #8,%sp
195 
        jra     SYMBOL_NAME(ret_from_exception)
196 
 
197 
ENTRY(trap5)
198 
        SAVE_ALL
199 
        moveq   #-1,%d0
200 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
201 
                                        /* signifies that the stack frame */
202 
                                        /* is NOT for syscall */
203 
        movel   %sp,%sp@-               /* stack frame pointer argument */
204 
        movel   #5,%sp@-
205 
        jsr     SYMBOL_NAME(trap_c)
206 
        addql   #8,%sp
207 
        jra     SYMBOL_NAME(ret_from_exception)
208 
 
209 
ENTRY(trap6)
210 
        SAVE_ALL
211 
        moveq   #-1,%d0
212 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
213 
                                        /* signifies that the stack frame */
214 
                                        /* is NOT for syscall */
215 
        movel   %sp,%sp@-               /* stack frame pointer argument */
216 
        movel   #6,%sp@-
217 
        jsr     SYMBOL_NAME(trap_c)
218 
        addql   #8,%sp
219 
        jra     SYMBOL_NAME(ret_from_exception)
220 
 
221 
ENTRY(trap7)
222 
        SAVE_ALL
223 
        moveq   #-1,%d0
224 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
225 
                                        /* signifies that the stack frame */
226 
                                        /* is NOT for syscall */
227 
        movel   %sp,%sp@-               /* stack frame pointer argument */
228 
        movel   #7,%sp@-
229 
        jsr     SYMBOL_NAME(trap_c)
230 
        addql   #8,%sp
231 
        jra     SYMBOL_NAME(ret_from_exception)
232 
 
233 
ENTRY(trap8)
234 
        SAVE_ALL
235 
        moveq   #-1,%d0
236 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
237 
                                        /* signifies that the stack frame */
238 
                                        /* is NOT for syscall */
239 
        movel   %sp,%sp@-               /* stack frame pointer argument */
240 
        movel   #8,%sp@-
241 
        jsr     SYMBOL_NAME(trap_c)
242 
        addql   #8,%sp
243 
        jra     SYMBOL_NAME(ret_from_exception)
244 
 
245 
ENTRY(trap9)
246 
        SAVE_ALL
247 
        moveq   #-1,%d0
248 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
249 
                                        /* signifies that the stack frame */
250 
                                        /* is NOT for syscall */
251 
        movel   %sp,%sp@-               /* stack frame pointer argument */
252 
        movel   #9,%sp@-
253 
        jsr     SYMBOL_NAME(trap_c)
254 
        addql   #8,%sp
255 
        jra     SYMBOL_NAME(ret_from_exception)
256 
 
257 
 
258 
ENTRY(trap10)
259 
        SAVE_ALL
260 
        moveq   #-1,%d0
261 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
262 
                                        /* signifies that the stack frame */
263 
                                        /* is NOT for syscall */
264 
        movel   %sp,%sp@-               /* stack frame pointer argument */
265 
        movel   #10,%sp@-
266 
        jsr     SYMBOL_NAME(trap_c)
267 
        addql   #8,%sp
268 
        jra     SYMBOL_NAME(ret_from_exception)
269 
 
270 
ENTRY(trap11)
271 
        SAVE_ALL
272 
        moveq   #-1,%d0
273 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
274 
                                        /* signifies that the stack frame */
275 
                                        /* is NOT for syscall */
276 
        movel   %sp,%sp@-               /* stack frame pointer argument */
277 
        movel   #11,%sp@-
278 
        jsr     SYMBOL_NAME(trap_c)
279 
        addql   #8,%sp
280 
        jra     SYMBOL_NAME(ret_from_exception)
281 
 
282 
ENTRY(trap12)
283 
        SAVE_ALL
284 
        moveq   #-1,%d0
285 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
286 
                                        /* signifies that the stack frame */
287 
                                        /* is NOT for syscall */
288 
        movel   %sp,%sp@-               /* stack frame pointer argument */
289 
        movel   #12,%sp@-
290 
        jsr     SYMBOL_NAME(trap_c)
291 
        addql   #8,%sp
292 
        jra     SYMBOL_NAME(ret_from_exception)
293 
 
294 
 
295 
ENTRY(trap13)
296 
        SAVE_ALL
297 
        moveq   #-1,%d0
298 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
299 
                                        /* signifies that the stack frame */
300 
                                        /* is NOT for syscall */
301 
        movel   %sp,%sp@-               /* stack frame pointer argument */
302 
        movel   #13,%sp@-
303 
        jsr     SYMBOL_NAME(trap_c)
304 
        addql   #8,%sp
305 
        jra     SYMBOL_NAME(ret_from_exception)
306 
 
307 
 
308 
ENTRY(trap14)
309 
        SAVE_ALL
310 
        moveq   #-1,%d0
311 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
312 
                                        /* signifies that the stack frame */
313 
                                        /* is NOT for syscall */
314 
        movel   %sp,%sp@-               /* stack frame pointer argument */
315 
        movel   #14,%sp@-
316 
        jsr     SYMBOL_NAME(trap_c)
317 
        addql   #8,%sp
318 
        jra     SYMBOL_NAME(ret_from_exception)
319 
 
320 
 
321 
ENTRY(trap15)
322 
        SAVE_ALL
323 
        moveq   #-1,%d0
324 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
325 
                                        /* signifies that the stack frame */
326 
                                        /* is NOT for syscall */
327 
        movel   %sp,%sp@-               /* stack frame pointer argument */
328 
        movel   #15,%sp@-
329 
        jsr     SYMBOL_NAME(trap_c)
330 
        addql   #8,%sp
331 
        jra     SYMBOL_NAME(ret_from_exception)
332 
 
333 
 
334 
ENTRY(trap33)
335 
        SAVE_ALL
336 
        moveq   #-1,%d0
337 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
338 
                                        /* signifies that the stack frame */
339 
                                        /* is NOT for syscall */
340 
        movel   %sp,%sp@-               /* stack frame pointer argument */
341 
        movel   #33,%sp@-
342 
        jsr     SYMBOL_NAME(trap_c)
343 
        addql   #8,%sp
344 
        jra     SYMBOL_NAME(ret_from_exception)
345 
 
346 
ENTRY(trap34)
347 
        SAVE_ALL
348 
        moveq   #-1,%d0
349 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
350 
                                        /* signifies that the stack frame */
351 
                                        /* is NOT for syscall */
352 
        movel   %sp,%sp@-               /* stack frame pointer argument */
353 
        movel   #34,%sp@-
354 
        jsr     SYMBOL_NAME(trap_c)
355 
        addql   #8,%sp
356 
        jra     SYMBOL_NAME(ret_from_exception)
357 
 
358 
 
359 
ENTRY(trap35)
360 
        SAVE_ALL
361 
        moveq   #-1,%d0
362 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
363 
                                        /* signifies that the stack frame */
364 
                                        /* is NOT for syscall */
365 
        movel   %sp,%sp@-               /* stack frame pointer argument */
366 
        movel   #35,%sp@-
367 
        jsr     SYMBOL_NAME(trap_c)
368 
        addql   #8,%sp
369 
        jra     SYMBOL_NAME(ret_from_exception)
370 
 
371 
ENTRY(trap36)
372 
        SAVE_ALL
373 
        moveq   #-1,%d0
374 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
375 
                                        /* signifies that the stack frame */
376 
                                        /* is NOT for syscall */
377 
        movel   %sp,%sp@-               /* stack frame pointer argument */
378 
        movel   #36,%sp@-
379 
        jsr     SYMBOL_NAME(trap_c)
380 
        addql   #8,%sp
381 
        jra     SYMBOL_NAME(ret_from_exception)
382 
 
383 
ENTRY(trap37)
384 
        SAVE_ALL
385 
        moveq   #-1,%d0
386 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
387 
                                        /* signifies that the stack frame */
388 
                                        /* is NOT for syscall */
389 
        movel   %sp,%sp@-               /* stack frame pointer argument */
390 
        movel   #37,%sp@-
391 
        jsr     SYMBOL_NAME(trap_c)
392 
        addql   #8,%sp
393 
        jra     SYMBOL_NAME(ret_from_exception)
394 
 
395 
ENTRY(trap38)
396 
        SAVE_ALL
397 
        moveq   #-1,%d0
398 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
399 
                                        /* signifies that the stack frame */
400 
                                        /* is NOT for syscall */
401 
        movel   %sp,%sp@-               /* stack frame pointer argument */
402 
        movel   #38,%sp@-
403 
        jsr     SYMBOL_NAME(trap_c)
404 
        addql   #8,%sp
405 
        jra     SYMBOL_NAME(ret_from_exception)
406 
 
407 
ENTRY(trap39)
408 
        SAVE_ALL
409 
        moveq   #-1,%d0
410 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
411 
                                        /* signifies that the stack frame */
412 
                                        /* is NOT for syscall */
413 
        movel   %sp,%sp@-               /* stack frame pointer argument */
414 
        movel   #39,%sp@-
415 
        jsr     SYMBOL_NAME(trap_c)
416 
        addql   #8,%sp
417 
        jra     SYMBOL_NAME(ret_from_exception)
418 
 
419 
ENTRY(trap40)
420 
        SAVE_ALL
421 
        moveq   #-1,%d0
422 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
423 
                                        /* signifies that the stack frame */
424 
                                        /* is NOT for syscall */
425 
        movel   %sp,%sp@-               /* stack frame pointer argument */
426 
        movel   #40,%sp@-
427 
        jsr     SYMBOL_NAME(trap_c)
428 
        addql   #8,%sp
429 
        jra     SYMBOL_NAME(ret_from_exception)
430 
 
431 
ENTRY(trap41)
432 
        SAVE_ALL
433 
        moveq   #-1,%d0
434 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
435 
                                        /* signifies that the stack frame */
436 
                                        /* is NOT for syscall */
437 
        movel   %sp,%sp@-               /* stack frame pointer argument */
438 
        movel   #41,%sp@-
439 
        jsr     SYMBOL_NAME(trap_c)
440 
        addql   #8,%sp
441 
        jra     SYMBOL_NAME(ret_from_exception)
442 
 
443 
ENTRY(trap42)
444 
        SAVE_ALL
445 
        moveq   #-1,%d0
446 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
447 
                                        /* signifies that the stack frame */
448 
                                        /* is NOT for syscall */
449 
        movel   %sp,%sp@-               /* stack frame pointer argument */
450 
        movel   #42,%sp@-
451 
        jsr     SYMBOL_NAME(trap_c)
452 
        addql   #8,%sp
453 
        jra     SYMBOL_NAME(ret_from_exception)
454 
 
455 
ENTRY(trap43)
456 
        SAVE_ALL
457 
        moveq   #-1,%d0
458 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
459 
                                        /* signifies that the stack frame */
460 
                                        /* is NOT for syscall */
461 
        movel   %sp,%sp@-               /* stack frame pointer argument */
462 
        movel   #43,%sp@-
463 
        jsr     SYMBOL_NAME(trap_c)
464 
        addql   #8,%sp
465 
        jra     SYMBOL_NAME(ret_from_exception)
466 
 
467 
ENTRY(trap44)
468 
        SAVE_ALL
469 
        moveq   #-1,%d0
470 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
471 
                                        /* signifies that the stack frame */
472 
                                        /* is NOT for syscall */
473 
        movel   %sp,%sp@-               /* stack frame pointer argument */
474 
        movel   #44,%sp@-
475 
        jsr     SYMBOL_NAME(trap_c)
476 
        addql   #8,%sp
477 
        jra     SYMBOL_NAME(ret_from_exception)
478 
 
479 
ENTRY(trap45)
480 
        SAVE_ALL
481 
        moveq   #-1,%d0
482 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
483 
                                        /* signifies that the stack frame */
484 
                                        /* is NOT for syscall */
485 
        movel   %sp,%sp@-               /* stack frame pointer argument */
486 
        movel   #45,%sp@-
487 
        jsr     SYMBOL_NAME(trap_c)
488 
        addql   #8,%sp
489 
        jra     SYMBOL_NAME(ret_from_exception)
490 
 
491 
ENTRY(trap46)
492 
        SAVE_ALL
493 
        moveq   #-1,%d0
494 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
495 
                                        /* signifies that the stack frame */
496 
                                        /* is NOT for syscall */
497 
        movel   %sp,%sp@-               /* stack frame pointer argument */
498 
        movel   #46,%sp@-
499 
        jsr     SYMBOL_NAME(trap_c)
500 
        addql   #8,%sp
501 
        jra     SYMBOL_NAME(ret_from_exception)
502 
 
503 
ENTRY(trap47)
504 
        SAVE_ALL
505 
        moveq   #-1,%d0
506 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
507 
                                        /* signifies that the stack frame */
508 
                                        /* is NOT for syscall */
509 
        movel   %sp,%sp@-               /* stack frame pointer argument */
510 
        movel   #47,%sp@-
511 
        jsr     SYMBOL_NAME(trap_c)
512 
        addql   #8,%sp
513 
        jra     SYMBOL_NAME(ret_from_exception)
514 
 
515 
ENTRY(reschedule)
516 
        /* save top of frame */
517 
        pea     %sp@
518 
        jbsr    SYMBOL_NAME(set_esp0)
519 
        addql   #4,%sp
520 
 
521 
        pea     SYMBOL_NAME(ret_from_exception)
522 
        jmp     SYMBOL_NAME(schedule)
523 
 
524 
ENTRY(system_call)
525 
        SAVE_ALL
526 
        movel   #-LENOSYS,LD0(%sp)      /* default return value in d0 */
527 
                                        /* original D0 is in orig_d0 */
528 
        movel   %d0,%d2
529 
 
530 
        /* save top of frame */
531 
        pea     %sp@
532 
        jbsr    SYMBOL_NAME(set_esp0)
533 
        addql   #4,%sp
534 
 
535 
        cmpl    #NR_syscalls,%d2
536 
        jcc     SYMBOL_NAME(ret_from_exception)
537 
        lea     SYMBOL_NAME(sys_call_table),%a0
538 
        lsl     #2,%d2          /* movel        %a0@(%d2:l:4),%d3 */
539 
        movel   %a0@(%d2),%d3
540 
        jeq     SYMBOL_NAME(ret_from_exception)
541 
        lsr     #2,%d2
542 
        movel   SYMBOL_NAME(current_set),%a0
543 
        btst    #5,%a0@(LTASK_FLAGS+3)  /* PF_TRACESYS */
544 
        bnes    1f
545 
        movel   %d3,%a0
546 
        jbsr    %a0@
547 
        movel   %d0,%sp@(LD0)           /* save the return value */
548 
        jra     SYMBOL_NAME(ret_from_exception)
549 
1:
550 
        subql   #4,%sp
551 
        SAVE_SWITCH_STACK
552 
        jbsr    SYMBOL_NAME(syscall_trace)
553 
        RESTORE_SWITCH_STACK
554 
        addql   #4,%sp
555 
        movel   %d3,%a0
556 
        jbsr    %a0@
557 
        movel   %d0,%sp@(LD0)           /* save the return value */
558 
        subql   #4,%sp                  /* dummy return address */
559 
        SAVE_SWITCH_STACK
560 
        jbsr    SYMBOL_NAME(syscall_trace)
561 
 
562 
SYMBOL_NAME_LABEL(ret_from_signal)
563 
        RESTORE_SWITCH_STACK
564 
        addql   #4,%sp
565 
 
566 
SYMBOL_NAME_LABEL(ret_from_exception)
567 
        btst    #5,%sp@(LSR)            /* check if returning to kernel */
568 
        bnes    2f                      /* if so, skip resched, signals */
569 
        tstl    SYMBOL_NAME(need_resched)
570 
        jne     SYMBOL_NAME(reschedule)
571 
        movel   SYMBOL_NAME(current_set),%a0
572 
        cmpl    #SYMBOL_NAME(task),%a0  /* task[0] cannot have signals */
573 
        jeq     2f
574 
        bclr    #5,%a0@(LTASK_FLAGS+1)  /* check for delayed trace */
575 
        jeq     1f
576 
        bclr    #7,%sp@(LSR)            /* clear trace bit in SR */
577 
        pea     1                       /* send SIGTRAP */
578 
        movel   %a0,%sp@-
579 
        pea     5
580 
        jbsr    SYMBOL_NAME(send_sig)
581 
        addql   #8,%sp
582 
        addql   #4,%sp
583 
        movel   SYMBOL_NAME(current_set),%a0
584 
 
585 
1:
586 
        tstl    %a0@(LTASK_STATE)       /* state */
587 
        jne     SYMBOL_NAME(reschedule)
588 
        tstl    %a0@(LTASK_COUNTER)     /* counter */
589 
        jeq     SYMBOL_NAME(reschedule)
590 
 
591 
        movel   %a0@(LTASK_BLOCKED),%d0
592 
        movel   %d0,%d1                 /* save blocked in d1 for sig handling */
593 
        notl    %d0
594 
        btst    #4,%a0@(LTASK_FLAGS+3)  /* PF_PTRACED */
595 
        jeq     1f
596 
        moveq   #-1,%d0                 /* let the debugger see all signals */
597 
1:      andl    %a0@(LTASK_SIGNAL),%d0
598 
        jne     Lsignal_return
599 
2:      RESTORE_ALL                     /* Does RTE */
600 
 
601 
Lsignal_return:
602 
        subql   #4,%sp                  /* dummy return address */
603 
        SAVE_SWITCH_STACK
604 
        pea     %sp@(SWITCH_STACK_SIZE)
605 
        movel   %d1,%sp@-
606 
        jsr     SYMBOL_NAME(do_signal)
607 
        addql   #8,%sp
608 
        RESTORE_SWITCH_STACK
609 
        addql   #4,%sp
610 
        RESTORE_ALL
611 
 
612 
 
613 
/*
614 
** This is the main interrupt handler, responsible for calling process_int()
615 
*/
616 
SYMBOL_NAME_LABEL(timerhandler)
617 
        SAVE_ALL
618 
        oriw #0x700,%sr
619 
 
620 
        moveq   #-1,%d0
621 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
622 
                                        /* signifies that the stack frame */
623 
                                        /* is NOT for syscall */
624 
        addql   #1,SYMBOL_NAME(intr_count)
625 
                                        /*  put exception # in d0 */
626 
        /*movel %sp@(LFORMATVEC),%d0 */
627 
        /*lsr   #4,%d0 */
628 
        movew %sp@(LFORMATVEC),%d0
629 
        and     #0x3ff,%d0
630 
        /* bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
631 
 
632 
        movel   %sp,%sp@-
633 
        movel   #0x40,%sp@-             /*  put vector # on stack (was %d0) */
634 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
635 
        addql   #8,%sp                  /*  pop parameters off stack */
636 
        bra     ret_from_interrupt      /* this was fallthrough */
637 
 
638 
/*
639 
** This is the main interrupt handler, responsible for calling process_int()
640 
*/
641 
SYMBOL_NAME_LABEL(serialhandler)
642 
        SAVE_ALL
643 
        oriw #0x700,%sr
644 
 
645 
        moveq   #-1,%d0
646 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
647 
                                        /* signifies that the stack frame */
648 
                                        /* is NOT for syscall */
649 
        addql   #1,SYMBOL_NAME(intr_count)
650 
                                        /*  put exception # in d0 */
651 
        /*movel %sp@(LFORMATVEC),%d0 */
652 
        /*lsr   #4,%d0 */
653 
        movew %sp@(LFORMATVEC),%d0
654 
        and     #0x3ff,%d0
655 
        /* bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
656 
 
657 
        movel   %sp,%sp@-
658 
        movel   #0x42,%sp@-             /*  put vector # on stack (was %d0) */
659 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
660 
        addql   #8,%sp                  /*  pop parameters off stack */
661 
        bra     ret_from_interrupt      /* this was fallthrough */
662 
 
663 
/*
664 
** This is the main interrupt handler, responsible for calling process_int()
665 
*/
666 
SYMBOL_NAME_LABEL(inthandler1)
667 
        SAVE_ALL
668 
        oriw #0x700,%sr
669 
 
670 
        moveq   #-1,%d0
671 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
672 
                                        /* signifies that the stack frame */
673 
                                        /* is NOT for syscall */
674 
        addql   #1,SYMBOL_NAME(intr_count)
675 
                                        /*  put exception # in d0 */
676 
        /*movel %sp@(LFORMATVEC),%d0 */
677 
        /*lsr   #4,%d0 */
678 
        movew %sp@(LFORMATVEC),%d0
679 
        and     #0x3ff,%d0
680 
        /* bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
681 
 
682 
        movel   %sp,%sp@-
683 
        movel   #65,%sp@-               /*  put vector # on stack (was %d0) */
684 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
685 
        addql   #8,%sp                  /*  pop parameters off stack */
686 
        bra     ret_from_interrupt      /* this was fallthrough */
687 
 
688 
/*
689 
** This is the main interrupt handler, responsible for calling process_int()
690 
*/
691 
SYMBOL_NAME_LABEL(inthandler2)
692 
        SAVE_ALL
693 
        oriw #0x700,%sr
694 
 
695 
        moveq   #-1,%d0
696 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
697 
                                        /* signifies that the stack frame */
698 
                                        /* is NOT for syscall */
699 
        addql   #1,SYMBOL_NAME(intr_count)
700 
                                        /*  put exception # in d0 */
701 
        /*movel %sp@(LFORMATVEC),%d0 */
702 
        /*lsr   #4,%d0 */
703 
        movew %sp@(LFORMATVEC),%d0
704 
        and     #0x3ff,%d0
705 
        /* bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
706 
 
707 
        movel   %sp,%sp@-
708 
        movel   #66,%sp@-               /*  put vector # on stack (was %d0) */
709 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
710 
        addql   #8,%sp                  /*  pop parameters off stack */
711 
        bra     ret_from_interrupt      /* this was fallthrough */
712 
 
713 
/*
714 
** This is the main interrupt handler, responsible for calling process_int()
715 
*/
716 
SYMBOL_NAME_LABEL(inthandler3)
717 
        SAVE_ALL
718 
        oriw #0x700,%sr
719 
 
720 
        moveq   #-1,%d0
721 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
722 
                                        /* signifies that the stack frame */
723 
                                        /* is NOT for syscall */
724 
        addql   #1,SYMBOL_NAME(intr_count)
725 
                                        /*  put exception # in d0 */
726 
        /*movel %sp@(LFORMATVEC),%d0 */
727 
        /*lsr   #4,%d0 */
728 
        movew %sp@(LFORMATVEC),%d0
729 
        and     #0x3ff,%d0
730 
        /* bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
731 
 
732 
        movel   %sp,%sp@-
733 
        movel   #67,%sp@-               /*  put vector # on stack (was %d0) */
734 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
735 
        addql   #8,%sp                  /*  pop parameters off stack */
736 
        bra     ret_from_interrupt      /* this was fallthrough */
737 
 
738 
/*
739 
** This is the main interrupt handler, responsible for calling process_int()
740 
*/
741 
SYMBOL_NAME_LABEL(inthandler4)
742 
        SAVE_ALL
743 
        oriw #0x700,%sr
744 
 
745 
        moveq   #-1,%d0
746 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
747 
                                        /* signifies that the stack frame */
748 
                                        /* is NOT for syscall */
749 
        addql   #1,SYMBOL_NAME(intr_count)
750 
                                        /*  put exception # in d0 */
751 
        /*movel %sp@(LFORMATVEC),%d0 */
752 
        /*lsr   #4,%d0 */
753 
        movew %sp@(LFORMATVEC),%d0
754 
        and     #0x3ff,%d0
755 
        /* bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
756 
 
757 
        movel   %sp,%sp@-
758 
        movel   #68,%sp@-               /*  put vector # on stack (was %d0) */
759 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
760 
        addql   #8,%sp                  /*  pop parameters off stack */
761 
        bra     ret_from_interrupt      /* this was fallthrough */
762 
 
763 
/*
764 
** This is the main interrupt handler, responsible for calling process_int()
765 
*/
766 
SYMBOL_NAME_LABEL(inthandler5)
767 
        SAVE_ALL
768 
        oriw #0x700,%sr
769 
 
770 
        moveq   #-1,%d0
771 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
772 
                                        /* signifies that the stack frame */
773 
                                        /* is NOT for syscall */
774 
        addql   #1,SYMBOL_NAME(intr_count)
775 
                                        /*  put exception # in d0 */
776 
        /*movel %sp@(LFORMATVEC),%d0 */
777 
        /*lsr   #4,%d0 */
778 
        movew %sp@(LFORMATVEC),%d0
779 
        and     #0x3ff,%d0
780 
        /* bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
781 
 
782 
        movel   %sp,%sp@-
783 
        movel   #69,%sp@-               /*  put vector # on stack (was %d0) */
784 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
785 
        addql   #8,%sp                  /*  pop parameters off stack */
786 
        bra     ret_from_interrupt      /* this was fallthrough */
787 
 
788 
/*
789 
** This is the main interrupt handler, responsible for calling process_int()
790 
*/
791 
SYMBOL_NAME_LABEL(inthandler6)
792 
        SAVE_ALL
793 
        oriw #0x700,%sr
794 
 
795 
        moveq   #-1,%d0
796 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
797 
                                        /* signifies that the stack frame */
798 
                                        /* is NOT for syscall */
799 
        addql   #1,SYMBOL_NAME(intr_count)
800 
                                        /*  put exception # in d0 */
801 
        /*movel %sp@(LFORMATVEC),%d0 */
802 
        /*lsr   #4,%d0 */
803 
        movew %sp@(LFORMATVEC),%d0
804 
        and     #0x3ff,%d0
805 
        /* bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
806 
 
807 
        movel   %sp,%sp@-
808 
        movel   #70,%sp@-               /*  put vector # on stack (was %d0) */
809 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
810 
        addql   #8,%sp                  /*  pop parameters off stack */
811 
        bra     ret_from_interrupt      /* this was fallthrough */
812 
 
813 
/*
814 
** This is the main interrupt handler, responsible for calling process_int()
815 
*/
816 
SYMBOL_NAME_LABEL(inthandler7)
817 
        SAVE_ALL
818 
        oriw #0x700,%sr
819 
 
820 
        moveq   #-1,%d0
821 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
822 
                                        /* signifies that the stack frame */
823 
                                        /* is NOT for syscall */
824 
        addql   #1,SYMBOL_NAME(intr_count)
825 
                                        /*  put exception # in d0 */
826 
        /*movel %sp@(LFORMATVEC),%d0 */
827 
        /*lsr   #4,%d0 */
828 
        movew %sp@(LFORMATVEC),%d0
829 
        and     #0x3ff,%d0
830 
        /* bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
831 
 
832 
        movel   %sp,%sp@-
833 
        movel   #71,%sp@-               /*  put vector # on stack (was %d0) */
834 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
835 
        addql   #8,%sp                  /*  pop parameters off stack */
836 
        bra     ret_from_interrupt      /* this was fallthrough */
837 
 
838 
/*
839 
** This is the main interrupt handler, responsible for calling process_int()
840 
*/
841 
SYMBOL_NAME_LABEL(inthandler8)
842 
        SAVE_ALL
843 
        oriw #0x700,%sr
844 
 
845 
        moveq   #-1,%d0
846 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
847 
                                        /* signifies that the stack frame */
848 
                                        /* is NOT for syscall */
849 
        addql   #1,SYMBOL_NAME(intr_count)
850 
                                        /*  put exception # in d0 */
851 
        /*movel %sp@(LFORMATVEC),%d0 */
852 
        /*lsr   #4,%d0 */
853 
        movew %sp@(LFORMATVEC),%d0
854 
        and     #0x3ff,%d0
855 
        /* bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
856 
 
857 
        movel   %sp,%sp@-
858 
        movel   #72,%sp@-               /*  put vector # on stack (was %d0) */
859 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
860 
        addql   #8,%sp                  /*  pop parameters off stack */
861 
        bra     ret_from_interrupt      /* this was fallthrough */
862 
 
863 
/*
864 
** This is the main interrupt handler, responsible for calling process_int()
865 
*/
866 
SYMBOL_NAME_LABEL(inthandler_wrap)
867 
        SAVE_ALL
868 
        oriw #0x700,%sr
869 
 
870 
        moveq   #-1,%d0
871 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
872 
                                        /* signifies that the stack frame */
873 
                                        /* is NOT for syscall */
874 
        addql   #1,SYMBOL_NAME(intr_count)
875 
                                        /*  put exception # in d0 */
876 
        /*movel %sp@(LFORMATVEC),%d0 */
877 
        /*lsr   #4,%d0 */
878 
 
879 
        movew %sp@(LFORMATVEC),%d0
880 
        lsrl    #2, %d0
881 
        andl    #0x3ff,%d0
882 
 
883 
        /*| bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
884 
 
885 
        movel   %sp,%sp@-
886 
        movel   %d0 /*#31*/ ,%sp@-              /*  put vector # on stack */
887 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
888 
        addql   #8,%sp                  /*  pop parameters off stack */
889 
        bra     ret_from_interrupt      /* this was fallthrough */
890 
 
891 
 
892 
/*
893 
** This is the main interrupt handler, responsible for calling process_int()
894 
*/
895 
SYMBOL_NAME_LABEL(inthandler)
896 
        SAVE_ALL
897 
        oriw #0x700,%sr
898 
 
899 
        moveq   #-1,%d0
900 
        movel   %d0,%sp@(LORIG_D0)      /* a -1 in the ORIG_D0 field */
901 
                                        /* signifies that the stack frame */
902 
                                        /* is NOT for syscall */
903 
        addql   #1,SYMBOL_NAME(intr_count)
904 
                                        /*  put exception # in d0 */
905 
        /*movel %sp@(LFORMATVEC),%d0 */
906 
        /*lsr   #4,%d0 */
907 
 
908 
        movew %sp@(LFORMATVEC),%d0
909 
        lsrl    #2, %d0
910 
        andl    #0x3ff,%d0
911 
 
912 
        /*| bfextu %sp@(LFORMATVEC){#4,#10},%d0 */
913 
 
914 
        movel   %sp,%sp@-
915 
        movel   %d0,%sp@-               /*  put vector # on stack */
916 
        jbsr    SYMBOL_NAME(process_int)/*  process the IRQ */
917 
        addql   #8,%sp                  /*  pop parameters off stack */
918 
 
919 
SYMBOL_NAME_LABEL(ret_from_interrupt)
920 
        /* check if we need to do software interrupts */
921 
1:
922 
        movel   SYMBOL_NAME(intr_count),%d1
923 
        subql   #1,%d1
924 
        jne     4f
925 
 
926 
        /*movel %sp@(LSR),%d0 */
927 
        /*lsr   #5,%d0 */
928 
        moveb   %sp@(LSR),%d0
929 
        and     #0x7,%d0
930 
        /*bfextu  %sp@(LSR){#5,#3},%d0    | Check for nested interrupt. */
931 
#if MAX_NOINT_IPL > 0
932 
        cmpiw   #MAX_NOINT_IPL,%d0
933 
#endif
934 
        jhi     4f
935 
 
936 
 
937 
2:
938 
        movel   SYMBOL_NAME(bh_active),%d0
939 
        andl    SYMBOL_NAME(bh_mask),%d0
940 
        jne     3f
941 
 
942 
        clrl    SYMBOL_NAME(intr_count) /* deliver signals, reschedule etc.. */
943 
        jra     SYMBOL_NAME(ret_from_exception)
944 
3:
945 
        jbsr    SYMBOL_NAME(do_bottom_half)
946 
        jbra    2b
947 
4:
948 
        movel   %d1,SYMBOL_NAME(intr_count)
949 
        RESTORE_ALL
950 
 
951 
 
952 
/* Handler for uninitialized and spurious interrupts */
953 
 
954 
SYMBOL_NAME_LABEL(bad_interrupt)
955 
        addql   #1,SYMBOL_NAME(num_spurious)
956 
        rte
957 
 
958 
ENTRY(sys_fork)
959 
        SAVE_SWITCH_STACK
960 
        pea     %sp@(SWITCH_STACK_SIZE)
961 
        jbsr    SYMBOL_NAME(m68k_fork)
962 
        addql   #4,%sp
963 
        RESTORE_SWITCH_STACK
964 
        rts
965 
 
966 
ENTRY(sys_clone)
967 
        SAVE_SWITCH_STACK
968 
        pea     %sp@(SWITCH_STACK_SIZE)
969 
        jbsr    SYMBOL_NAME(m68k_clone)
970 
        addql   #4,%sp
971 
        RESTORE_SWITCH_STACK
972 
        rts
973 
 
974 
ENTRY(sys_sigsuspend)
975 
        SAVE_SWITCH_STACK
976 
        pea     %sp@(SWITCH_STACK_SIZE)
977 
        jbsr    SYMBOL_NAME(do_sigsuspend)
978 
        addql   #4,%sp
979 
        RESTORE_SWITCH_STACK
980 
        rts
981 
 
982 
ENTRY(sys_sigreturn)
983 
        SAVE_SWITCH_STACK
984 
        jbsr    SYMBOL_NAME(do_sigreturn)
985 
        RESTORE_SWITCH_STACK
986 
        rts
987 
 
988 
LFLUSH_I_AND_D = 0x00000808
989 
LTSS_KSP        = 0
990 
LTSS_USP        = 4
991 
LTSS_SR         = 8
992 
LTSS_FS         = 10
993 
LTSS_CRP        = 12
994 
LTSS_FPCTXT     = 24
995 
 
996 
SYMBOL_NAME_LABEL(resume)
997 
        /*
998 
         * Beware - when entering resume, offset of tss is in d1,
999 
         * prev (the current task) is in a0, next (the new task)
1000 
         * is in a1 and d2.b is non-zero if the mm structure is
1001 
         * shared between the tasks, so don't change these
1002 
         * registers until their contents are no longer needed.
1003 
         */
1004 
 
1005 
        /* offset of tss struct (processor state) from beginning
1006 
           of task struct */
1007 
        addl    %d1,%a0
1008 
 
1009 
        /* save sr */
1010 
        movew   %sr,%a0@(LTSS_SR)
1011 
 
1012 
        /* disable interrupts */
1013 
        oriw    #0x0700,%sr
1014 
 
1015 
#ifndef NO_MM
1016 
        /* save fs (sfc,%dfc) (may be pointing to kernel memory) */
1017 
        movec   %sfc,%d0
1018 
        movew   %d0,%a0@(LTSS_FS)
1019 
#endif
1020 
 
1021 
        /* save usp */
1022 
        /* it is better to use a movel here instead of a movew 8*) */
1023 
 
1024 
 
1025 
        /* save non-scratch registers on stack */
1026 
        SAVE_SWITCH_STACK
1027 
 
1028 
        movel   %usp,%a2 /* usp */
1029 
        movel   %a2,%a0@(LTSS_USP)
1030 
#if 0
1031 
        /* busted */
1032 
        movel   %usp,%d0 /* usp */
1033 
        movel   %d0,%a0@(LTSS_USP)
1034 
#endif
1035 
 
1036 
        /* save current kernel stack pointer */
1037 
        movel   %sp,%a0@(LTSS_KSP)
1038 
 
1039 
        /* get pointer to tss struct (a1 contains new task) */
1040 
        movel   %a1,SYMBOL_NAME(current_set)
1041 
        addl    %d1,%a1
1042 
 
1043 
        /* Skip address space switching if they are the same. */
1044 
        /* FIXME: what did we hack out of here, this does nothing! */
1045 
#if 0
1046 
        tstb    %d2
1047 
        jne     4f
1048 
#endif
1049 
2:
1050 
4:
1051 
        /* restore floating point context */
1052 
 
1053 
        /* restore the kernel stack pointer */
1054 
        movel   %a1@(LTSS_KSP),%sp
1055 
 
1056 
        /* restore non-scratch registers */
1057 
        RESTORE_SWITCH_STACK
1058 
 
1059 
        /* restore user stack pointer */
1060 
        movel   %a1@(LTSS_USP),%a0
1061 
        movel   %a0,%usp
1062 
 
1063 
#ifndef NO_MM
1064 
        /* restore fs (sfc,%dfc) */
1065 
        movew   %a1@(LTSS_FS),%a0
1066 
        movec   %a0,%sfc
1067 
        movec   %a0,%dfc
1068 
#endif
1069 
 
1070 
        /* restore status register */
1071 
        movew   %a1@(LTSS_SR),%sr
1072 
 
1073 
        rts
1074 
 
1075 
.text
1076 
ALIGN
1077 
SYMBOL_NAME_LABEL(sys_call_table)
1078 
        .long SYMBOL_NAME(sys_setup)            /* 0 */
1079 
        .long SYMBOL_NAME(sys_exit)
1080 
        .long SYMBOL_NAME(sys_fork)
1081 
        .long SYMBOL_NAME(sys_read)
1082 
        .long SYMBOL_NAME(sys_write)
1083 
        .long SYMBOL_NAME(sys_open)             /* 5 */
1084 
        .long SYMBOL_NAME(sys_close)
1085 
        .long SYMBOL_NAME(sys_waitpid)
1086 
        .long SYMBOL_NAME(sys_creat)
1087 
        .long SYMBOL_NAME(sys_link)
1088 
        .long SYMBOL_NAME(sys_unlink)           /* 10 */
1089 
        .long SYMBOL_NAME(sys_execve)
1090 
        .long SYMBOL_NAME(sys_chdir)
1091 
        .long SYMBOL_NAME(sys_time)
1092 
        .long SYMBOL_NAME(sys_mknod)
1093 
        .long SYMBOL_NAME(sys_chmod)            /* 15 */
1094 
        .long SYMBOL_NAME(sys_chown)
1095 
        .long SYMBOL_NAME(sys_break)
1096 
        .long SYMBOL_NAME(sys_stat)
1097 
        .long SYMBOL_NAME(sys_lseek)
1098 
        .long SYMBOL_NAME(sys_getpid)           /* 20 */
1099 
        .long SYMBOL_NAME(sys_mount)
1100 
        .long SYMBOL_NAME(sys_umount)
1101 
        .long SYMBOL_NAME(sys_setuid)
1102 
        .long SYMBOL_NAME(sys_getuid)
1103 
        .long SYMBOL_NAME(sys_stime)            /* 25 */
1104 
        .long SYMBOL_NAME(sys_ptrace)
1105 
        .long SYMBOL_NAME(sys_alarm)
1106 
        .long SYMBOL_NAME(sys_fstat)
1107 
        .long SYMBOL_NAME(sys_pause)
1108 
        .long SYMBOL_NAME(sys_utime)            /* 30 */
1109 
        .long SYMBOL_NAME(sys_stty)
1110 
        .long SYMBOL_NAME(sys_gtty)
1111 
        .long SYMBOL_NAME(sys_access)
1112 
        .long SYMBOL_NAME(sys_nice)
1113 
        .long SYMBOL_NAME(sys_ftime)            /* 35 */
1114 
        .long SYMBOL_NAME(sys_sync)
1115 
        .long SYMBOL_NAME(sys_kill)
1116 
        .long SYMBOL_NAME(sys_rename)
1117 
        .long SYMBOL_NAME(sys_mkdir)
1118 
        .long SYMBOL_NAME(sys_rmdir)            /* 40 */
1119 
        .long SYMBOL_NAME(sys_dup)
1120 
        .long SYMBOL_NAME(sys_pipe)
1121 
        .long SYMBOL_NAME(sys_times)
1122 
        .long SYMBOL_NAME(sys_prof)
1123 
        .long SYMBOL_NAME(sys_brk)              /* 45 */
1124 
        .long SYMBOL_NAME(sys_setgid)
1125 
        .long SYMBOL_NAME(sys_getgid)
1126 
        .long SYMBOL_NAME(sys_signal)
1127 
        .long SYMBOL_NAME(sys_geteuid)
1128 
        .long SYMBOL_NAME(sys_getegid)          /* 50 */
1129 
        .long SYMBOL_NAME(sys_acct)
1130 
        .long SYMBOL_NAME(sys_phys)
1131 
        .long SYMBOL_NAME(sys_lock)
1132 
        .long SYMBOL_NAME(sys_ioctl)
1133 
        .long SYMBOL_NAME(sys_fcntl)            /* 55 */
1134 
        .long SYMBOL_NAME(sys_mpx)
1135 
        .long SYMBOL_NAME(sys_setpgid)
1136 
        .long SYMBOL_NAME(sys_ulimit)
1137 
        .long SYMBOL_NAME(sys_olduname)
1138 
        .long SYMBOL_NAME(sys_umask)            /* 60 */
1139 
        .long SYMBOL_NAME(sys_chroot)
1140 
        .long SYMBOL_NAME(sys_ustat)
1141 
        .long SYMBOL_NAME(sys_dup2)
1142 
        .long SYMBOL_NAME(sys_getppid)
1143 
        .long SYMBOL_NAME(sys_getpgrp)          /* 65 */
1144 
        .long SYMBOL_NAME(sys_setsid)
1145 
        .long SYMBOL_NAME(sys_sigaction)
1146 
        .long SYMBOL_NAME(sys_sgetmask)
1147 
        .long SYMBOL_NAME(sys_ssetmask)
1148 
        .long SYMBOL_NAME(sys_setreuid)         /* 70 */
1149 
        .long SYMBOL_NAME(sys_setregid)
1150 
        .long SYMBOL_NAME(sys_sigsuspend)
1151 
        .long SYMBOL_NAME(sys_sigpending)
1152 
        .long SYMBOL_NAME(sys_sethostname)
1153 
        .long SYMBOL_NAME(sys_setrlimit)        /* 75 */
1154 
        .long SYMBOL_NAME(sys_getrlimit)
1155 
        .long SYMBOL_NAME(sys_getrusage)
1156 
        .long SYMBOL_NAME(sys_gettimeofday)
1157 
        .long SYMBOL_NAME(sys_settimeofday)
1158 
        .long SYMBOL_NAME(sys_getgroups)        /* 80 */
1159 
        .long SYMBOL_NAME(sys_setgroups)
1160 
        .long SYMBOL_NAME(old_select)
1161 
        .long SYMBOL_NAME(sys_symlink)
1162 
        .long SYMBOL_NAME(sys_lstat)
1163 
        .long SYMBOL_NAME(sys_readlink)         /* 85 */
1164 
        .long SYMBOL_NAME(sys_uselib)
1165 
        .long SYMBOL_NAME(sys_swapon)
1166 
        .long SYMBOL_NAME(sys_reboot)
1167 
        .long SYMBOL_NAME(old_readdir)
1168 
        .long SYMBOL_NAME(old_mmap)             /* 90 */
1169 
        .long SYMBOL_NAME(sys_munmap)
1170 
        .long SYMBOL_NAME(sys_truncate)
1171 
        .long SYMBOL_NAME(sys_ftruncate)
1172 
        .long SYMBOL_NAME(sys_fchmod)
1173 
        .long SYMBOL_NAME(sys_fchown)           /* 95 */
1174 
        .long SYMBOL_NAME(sys_getpriority)
1175 
        .long SYMBOL_NAME(sys_setpriority)
1176 
        .long SYMBOL_NAME(sys_profil)
1177 
        .long SYMBOL_NAME(sys_statfs)
1178 
        .long SYMBOL_NAME(sys_fstatfs)          /* 100 */
1179 
        .long SYMBOL_NAME(sys_ioperm)
1180 
        .long SYMBOL_NAME(sys_socketcall)
1181 
        .long SYMBOL_NAME(sys_syslog)
1182 
        .long SYMBOL_NAME(sys_setitimer)
1183 
        .long SYMBOL_NAME(sys_getitimer)        /* 105 */
1184 
        .long SYMBOL_NAME(sys_newstat)
1185 
        .long SYMBOL_NAME(sys_newlstat)
1186 
        .long SYMBOL_NAME(sys_newfstat)
1187 
        .long SYMBOL_NAME(sys_uname)
1188 
        .long SYMBOL_NAME(sys_ni_syscall)       /* iopl for i386 */ /* 110 */
1189 
        .long SYMBOL_NAME(sys_vhangup)
1190 
        .long SYMBOL_NAME(sys_idle)
1191 
        .long SYMBOL_NAME(sys_ni_syscall)       /* vm86 for i386 */
1192 
        .long SYMBOL_NAME(sys_wait4)
1193 
        .long SYMBOL_NAME(sys_swapoff)          /* 115 */
1194 
        .long SYMBOL_NAME(sys_sysinfo)
1195 
        .long SYMBOL_NAME(sys_ipc)
1196 
        .long SYMBOL_NAME(sys_fsync)
1197 
        .long SYMBOL_NAME(sys_sigreturn)
1198 
        .long SYMBOL_NAME(sys_clone)            /* 120 */
1199 
        .long SYMBOL_NAME(sys_setdomainname)
1200 
        .long SYMBOL_NAME(sys_newuname)
1201 
        .long SYMBOL_NAME(sys_cacheflush)       /* modify_ldt for i386 */
1202 
        .long SYMBOL_NAME(sys_adjtimex)
1203 
        .long SYMBOL_NAME(sys_mprotect)         /* 125 */
1204 
        .long SYMBOL_NAME(sys_sigprocmask)
1205 
        .long SYMBOL_NAME(sys_create_module)
1206 
        .long SYMBOL_NAME(sys_init_module)
1207 
        .long SYMBOL_NAME(sys_delete_module)
1208 
        .long SYMBOL_NAME(sys_get_kernel_syms)  /* 130 */
1209 
        .long SYMBOL_NAME(sys_quotactl)
1210 
        .long SYMBOL_NAME(sys_getpgid)
1211 
        .long SYMBOL_NAME(sys_fchdir)
1212 
        .long SYMBOL_NAME(sys_bdflush)
1213 
        .long SYMBOL_NAME(sys_sysfs)            /* 135 */
1214 
        .long SYMBOL_NAME(sys_personality)
1215 
        .long SYMBOL_NAME(sys_ni_syscall)       /* for afs_syscall */
1216 
        .long SYMBOL_NAME(sys_setfsuid)
1217 
        .long SYMBOL_NAME(sys_setfsgid)
1218 
        .long SYMBOL_NAME(sys_llseek)           /* 140 */
1219 
        .long SYMBOL_NAME(sys_getdents)
1220 
        .long SYMBOL_NAME(sys_select)
1221 
        .long SYMBOL_NAME(sys_flock)
1222 
        .long SYMBOL_NAME(sys_msync)
1223 
        .long SYMBOL_NAME(sys_readv)            /* 145 */
1224 
        .long SYMBOL_NAME(sys_writev)
1225 
        .long SYMBOL_NAME(sys_getsid)
1226 
        .long SYMBOL_NAME(sys_fdatasync)
1227 
        .long SYMBOL_NAME(sys_sysctl)
1228 
        .long SYMBOL_NAME(sys_mlock)            /* 150 */
1229 
        .long SYMBOL_NAME(sys_munlock)
1230 
        .long SYMBOL_NAME(sys_mlockall)
1231 
        .long SYMBOL_NAME(sys_munlockall)
1232 
        .long SYMBOL_NAME(sys_sched_setparam)
1233 
        .long SYMBOL_NAME(sys_sched_getparam)   /* 155 */
1234 
        .long SYMBOL_NAME(sys_sched_setscheduler)
1235 
        .long SYMBOL_NAME(sys_sched_getscheduler)
1236 
        .long SYMBOL_NAME(sys_sched_yield)
1237 
        .long SYMBOL_NAME(sys_sched_get_priority_max)
1238 
        .long SYMBOL_NAME(sys_sched_get_priority_min)  /* 160 */
1239 
        .long SYMBOL_NAME(sys_sched_rr_get_interval)
1240 
        .long SYMBOL_NAME(sys_nanosleep)
1241 
        .long SYMBOL_NAME(sys_mremap)
1242 
        .space (NR_syscalls-163)*4

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