diff options
Diffstat (limited to 'arch/m32r/kernel/entry.S')
-rw-r--r-- | arch/m32r/kernel/entry.S | 569 |
1 files changed, 57 insertions, 512 deletions
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S index a2c472c0549f..d4eaa2fd1818 100644 --- a/arch/m32r/kernel/entry.S +++ b/arch/m32r/kernel/entry.S | |||
@@ -109,15 +109,10 @@ | |||
109 | #define SP(reg) @(0x68,reg) | 109 | #define SP(reg) @(0x68,reg) |
110 | #define ORIG_R0(reg) @(0x6C,reg) | 110 | #define ORIG_R0(reg) @(0x6C,reg) |
111 | 111 | ||
112 | CF_MASK = 0x00000001 | 112 | #define nr_syscalls ((syscall_table_size)/4) |
113 | TF_MASK = 0x00000100 | ||
114 | IF_MASK = 0x00000200 | ||
115 | DF_MASK = 0x00000400 | ||
116 | NT_MASK = 0x00004000 | ||
117 | VM_MASK = 0x00020000 | ||
118 | 113 | ||
119 | #ifdef CONFIG_PREEMPT | 114 | #ifdef CONFIG_PREEMPT |
120 | #define preempt_stop(x) CLI(x) | 115 | #define preempt_stop(x) DISABLE_INTERRUPTS(x) |
121 | #else | 116 | #else |
122 | #define preempt_stop(x) | 117 | #define preempt_stop(x) |
123 | #define resume_kernel restore_all | 118 | #define resume_kernel restore_all |
@@ -149,7 +144,7 @@ ret_from_intr: | |||
149 | #endif | 144 | #endif |
150 | beqz r4, resume_kernel | 145 | beqz r4, resume_kernel |
151 | ENTRY(resume_userspace) | 146 | ENTRY(resume_userspace) |
152 | CLI(r4) ; make sure we don't miss an interrupt | 147 | DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt |
153 | ; setting need_resched or sigpending | 148 | ; setting need_resched or sigpending |
154 | ; between sampling and the iret | 149 | ; between sampling and the iret |
155 | GET_THREAD_INFO(r8) | 150 | GET_THREAD_INFO(r8) |
@@ -173,11 +168,11 @@ need_resched: | |||
173 | beqz r4, restore_all | 168 | beqz r4, restore_all |
174 | LDIMM (r4, PREEMPT_ACTIVE) | 169 | LDIMM (r4, PREEMPT_ACTIVE) |
175 | st r4, @(TI_PRE_COUNT, r8) | 170 | st r4, @(TI_PRE_COUNT, r8) |
176 | STI(r4) | 171 | ENABLE_INTERRUPTS(r4) |
177 | bl schedule | 172 | bl schedule |
178 | ldi r4, #0 | 173 | ldi r4, #0 |
179 | st r4, @(TI_PRE_COUNT, r8) | 174 | st r4, @(TI_PRE_COUNT, r8) |
180 | CLI(r4) | 175 | DISABLE_INTERRUPTS(r4) |
181 | bra need_resched | 176 | bra need_resched |
182 | #endif | 177 | #endif |
183 | 178 | ||
@@ -185,7 +180,7 @@ need_resched: | |||
185 | ENTRY(system_call) | 180 | ENTRY(system_call) |
186 | SWITCH_TO_KERNEL_STACK | 181 | SWITCH_TO_KERNEL_STACK |
187 | SAVE_ALL | 182 | SAVE_ALL |
188 | STI(r4) ; Enable interrupt | 183 | ENABLE_INTERRUPTS(r4) ; Enable interrupt |
189 | st sp, PTREGS(sp) ; implicit pt_regs parameter | 184 | st sp, PTREGS(sp) ; implicit pt_regs parameter |
190 | cmpui r7, #NR_syscalls | 185 | cmpui r7, #NR_syscalls |
191 | bnc syscall_badsys | 186 | bnc syscall_badsys |
@@ -203,7 +198,7 @@ syscall_call: | |||
203 | jl r7 ; execute system call | 198 | jl r7 ; execute system call |
204 | st r0, R0(sp) ; save the return value | 199 | st r0, R0(sp) ; save the return value |
205 | syscall_exit: | 200 | syscall_exit: |
206 | CLI(r4) ; make sure we don't miss an interrupt | 201 | DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt |
207 | ; setting need_resched or sigpending | 202 | ; setting need_resched or sigpending |
208 | ; between sampling and the iret | 203 | ; between sampling and the iret |
209 | ld r9, @(TI_FLAGS, r8) | 204 | ld r9, @(TI_FLAGS, r8) |
@@ -220,7 +215,7 @@ work_pending: | |||
220 | beqz r4, work_notifysig | 215 | beqz r4, work_notifysig |
221 | work_resched: | 216 | work_resched: |
222 | bl schedule | 217 | bl schedule |
223 | CLI(r4) ; make sure we don't miss an interrupt | 218 | DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt |
224 | ; setting need_resched or sigpending | 219 | ; setting need_resched or sigpending |
225 | ; between sampling and the iret | 220 | ; between sampling and the iret |
226 | ld r9, @(TI_FLAGS, r8) | 221 | ld r9, @(TI_FLAGS, r8) |
@@ -262,7 +257,7 @@ syscall_exit_work: | |||
262 | ld r9, @(TI_FLAGS, r8) | 257 | ld r9, @(TI_FLAGS, r8) |
263 | and3 r4, r9, #_TIF_SYSCALL_TRACE | 258 | and3 r4, r9, #_TIF_SYSCALL_TRACE |
264 | beqz r4, work_pending | 259 | beqz r4, work_pending |
265 | STI(r4) ; could let do_syscall_trace() call | 260 | ENABLE_INTERRUPTS(r4) ; could let do_syscall_trace() call |
266 | ; schedule() instead | 261 | ; schedule() instead |
267 | bl do_syscall_trace | 262 | bl do_syscall_trace |
268 | bra resume_userspace | 263 | bra resume_userspace |
@@ -290,16 +285,12 @@ syscall_badsys: | |||
290 | */ | 285 | */ |
291 | ENTRY(ei_handler) | 286 | ENTRY(ei_handler) |
292 | #if defined(CONFIG_CHIP_M32700) | 287 | #if defined(CONFIG_CHIP_M32700) |
293 | SWITCH_TO_KERNEL_STACK | ||
294 | ; WORKAROUND: force to clear SM bit and use the kernel stack (SPI). | 288 | ; WORKAROUND: force to clear SM bit and use the kernel stack (SPI). |
289 | SWITCH_TO_KERNEL_STACK | ||
295 | #endif | 290 | #endif |
296 | SAVE_ALL | 291 | SAVE_ALL |
297 | mv r1, sp ; arg1(regs) | 292 | mv r1, sp ; arg1(regs) |
298 | #if defined(CONFIG_CHIP_VDEC2) || defined(CONFIG_CHIP_XNUX2) \ | 293 | ; get ICU status |
299 | || defined(CONFIG_CHIP_M32700) || defined(CONFIG_CHIP_M32102) \ | ||
300 | || defined(CONFIG_CHIP_OPSP) || defined(CONFIG_CHIP_M32104) | ||
301 | |||
302 | ; GET_ICU_STATUS; | ||
303 | seth r0, #shigh(M32R_ICU_ISTS_ADDR) | 294 | seth r0, #shigh(M32R_ICU_ISTS_ADDR) |
304 | ld r0, @(low(M32R_ICU_ISTS_ADDR),r0) | 295 | ld r0, @(low(M32R_ICU_ISTS_ADDR),r0) |
305 | push r0 | 296 | push r0 |
@@ -314,10 +305,15 @@ ENTRY(ei_handler) | |||
314 | ;; IRQ exist check | 305 | ;; IRQ exist check |
315 | #if defined(CONFIG_CHIP_M32700) | 306 | #if defined(CONFIG_CHIP_M32700) |
316 | /* WORKAROUND: IMASK bug M32700-TS1, TS2 chip. */ | 307 | /* WORKAROUND: IMASK bug M32700-TS1, TS2 chip. */ |
317 | beqz r0, 3f ; if (!irq_num) goto exit | 308 | bnez r0, 0f |
318 | #else | 309 | ld24 r14, #0x00070000 |
310 | seth r0, #shigh(M32R_ICU_IMASK_ADDR) | ||
311 | st r14, @(low(M32R_ICU_IMASK_ADDR),r0) | ||
312 | bra 1f | ||
313 | .fillinsn | ||
314 | 0: | ||
315 | #endif /* CONFIG_CHIP_M32700 */ | ||
319 | beqz r0, 1f ; if (!irq_num) goto exit | 316 | beqz r0, 1f ; if (!irq_num) goto exit |
320 | #endif /* WORKAROUND */ | ||
321 | ;; IPI check | 317 | ;; IPI check |
322 | cmpi r0, #(M32R_IRQ_IPI0<<2) ; ISN < IPI0 check | 318 | cmpi r0, #(M32R_IRQ_IPI0<<2) ; ISN < IPI0 check |
323 | bc 2f | 319 | bc 2f |
@@ -332,220 +328,56 @@ ENTRY(ei_handler) | |||
332 | .fillinsn | 328 | .fillinsn |
333 | 1: | 329 | 1: |
334 | addi sp, #4 | 330 | addi sp, #4 |
335 | bra ret_to_intr | 331 | bra restore_all |
336 | #if defined(CONFIG_CHIP_M32700) | ||
337 | /* WORKAROUND: IMASK bug M32700-TS1, TS2 chip. */ | ||
338 | .fillinsn | ||
339 | 3: | ||
340 | ld24 r14, #0x00070000 | ||
341 | seth r0, #shigh(M32R_ICU_IMASK_ADDR) | ||
342 | st r14, @(low(M32R_ICU_IMASK_ADDR), r0) | ||
343 | addi sp, #4 | ||
344 | bra ret_to_intr | ||
345 | #endif /* WORKAROUND */ | ||
346 | ;; do_IRQ | ||
347 | .fillinsn | 332 | .fillinsn |
348 | 2: | 333 | 2: |
349 | srli r0, #2 | 334 | srli r0, #2 |
350 | #if defined(CONFIG_PLAT_USRV) | 335 | #else /* not CONFIG_SMP */ |
351 | add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt | ||
352 | bnez r2, 9f | ||
353 | ; read ICU status register of PLD | ||
354 | seth r0, #high(PLD_ICUISTS) | ||
355 | or3 r0, r0, #low(PLD_ICUISTS) | ||
356 | lduh r0, @r0 | ||
357 | slli r0, #21 | ||
358 | srli r0, #27 ; ISN | ||
359 | addi r0, #(M32700UT_PLD_IRQ_BASE) | ||
360 | .fillinsn | ||
361 | 9: | ||
362 | #elif defined(CONFIG_PLAT_M32700UT) | ||
363 | add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt | ||
364 | bnez r2, check_int0 | ||
365 | ; read ICU status register of PLD | ||
366 | seth r0, #high(PLD_ICUISTS) | ||
367 | or3 r0, r0, #low(PLD_ICUISTS) | ||
368 | lduh r0, @r0 | ||
369 | slli r0, #21 | ||
370 | srli r0, #27 ; ISN | ||
371 | addi r0, #(M32700UT_PLD_IRQ_BASE) | ||
372 | bra check_end | ||
373 | .fillinsn | ||
374 | check_int0: | ||
375 | add3 r2, r0, #-(M32R_IRQ_INT0) ; INT0# interrupt | ||
376 | bnez r2, check_int2 | ||
377 | ; read ICU status of LAN-board | ||
378 | seth r0, #high(M32700UT_LAN_ICUISTS) | ||
379 | or3 r0, r0, #low(M32700UT_LAN_ICUISTS) | ||
380 | lduh r0, @r0 | ||
381 | slli r0, #21 | ||
382 | srli r0, #27 ; ISN | ||
383 | add3 r0, r0, #(M32700UT_LAN_PLD_IRQ_BASE) | ||
384 | bra check_end | ||
385 | .fillinsn | ||
386 | check_int2: | ||
387 | add3 r2, r0, #-(M32R_IRQ_INT2) ; INT2# interrupt | ||
388 | bnez r2, check_end | ||
389 | ; read ICU status of LCD-board | ||
390 | seth r0, #high(M32700UT_LCD_ICUISTS) | ||
391 | or3 r0, r0, #low(M32700UT_LCD_ICUISTS) | ||
392 | lduh r0, @r0 | ||
393 | slli r0, #21 | ||
394 | srli r0, #27 ; ISN | ||
395 | add3 r0, r0, #(M32700UT_LCD_PLD_IRQ_BASE) | ||
396 | bra check_end | ||
397 | .fillinsn | ||
398 | check_end: | ||
399 | #elif defined(CONFIG_PLAT_OPSPUT) | ||
400 | add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt | ||
401 | bnez r2, check_int0 | ||
402 | ; read ICU status register of PLD | ||
403 | seth r0, #high(PLD_ICUISTS) | ||
404 | or3 r0, r0, #low(PLD_ICUISTS) | ||
405 | lduh r0, @r0 | ||
406 | slli r0, #21 | ||
407 | srli r0, #27 ; ISN | ||
408 | addi r0, #(OPSPUT_PLD_IRQ_BASE) | ||
409 | bra check_end | ||
410 | .fillinsn | ||
411 | check_int0: | ||
412 | add3 r2, r0, #-(M32R_IRQ_INT0) ; INT0# interrupt | ||
413 | bnez r2, check_int2 | ||
414 | ; read ICU status of LAN-board | ||
415 | seth r0, #high(OPSPUT_LAN_ICUISTS) | ||
416 | or3 r0, r0, #low(OPSPUT_LAN_ICUISTS) | ||
417 | lduh r0, @r0 | ||
418 | slli r0, #21 | ||
419 | srli r0, #27 ; ISN | ||
420 | add3 r0, r0, #(OPSPUT_LAN_PLD_IRQ_BASE) | ||
421 | bra check_end | ||
422 | .fillinsn | ||
423 | check_int2: | ||
424 | add3 r2, r0, #-(M32R_IRQ_INT2) ; INT2# interrupt | ||
425 | bnez r2, check_end | ||
426 | ; read ICU status of LCD-board | ||
427 | seth r0, #high(OPSPUT_LCD_ICUISTS) | ||
428 | or3 r0, r0, #low(OPSPUT_LCD_ICUISTS) | ||
429 | lduh r0, @r0 | ||
430 | slli r0, #21 | ||
431 | srli r0, #27 ; ISN | ||
432 | add3 r0, r0, #(OPSPUT_LCD_PLD_IRQ_BASE) | ||
433 | bra check_end | ||
434 | .fillinsn | ||
435 | check_end: | ||
436 | #endif /* CONFIG_PLAT_OPSPUT */ | ||
437 | bl do_IRQ ; r0(irq), r1(regs) | ||
438 | #else /* not CONFIG_SMP */ | ||
439 | srli r0, #22 ; r0(irq) | 336 | srli r0, #22 ; r0(irq) |
440 | #if defined(CONFIG_PLAT_USRV) | 337 | #endif /* not CONFIG_SMP */ |
338 | |||
339 | #if defined(CONFIG_PLAT_HAS_INT1ICU) | ||
441 | add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt | 340 | add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt |
442 | bnez r2, 1f | 341 | bnez r2, 3f |
443 | ; read ICU status register of PLD | 342 | seth r0, #shigh(M32R_INT1ICU_ISTS) |
444 | seth r0, #high(PLD_ICUISTS) | 343 | lduh r0, @(low(M32R_INT1ICU_ISTS),r0) ; bit10-6 : ISN |
445 | or3 r0, r0, #low(PLD_ICUISTS) | ||
446 | lduh r0, @r0 | ||
447 | slli r0, #21 | 344 | slli r0, #21 |
448 | srli r0, #27 ; ISN | 345 | srli r0, #27 ; ISN |
449 | addi r0, #(M32700UT_PLD_IRQ_BASE) | 346 | addi r0, #(M32R_INT1ICU_IRQ_BASE) |
450 | .fillinsn | ||
451 | 1: | ||
452 | #elif defined(CONFIG_PLAT_M32700UT) | ||
453 | add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt | ||
454 | bnez r2, check_int0 | ||
455 | ; read ICU status register of PLD | ||
456 | seth r0, #high(PLD_ICUISTS) | ||
457 | or3 r0, r0, #low(PLD_ICUISTS) | ||
458 | lduh r0, @r0 | ||
459 | slli r0, #21 | ||
460 | srli r0, #27 ; ISN | ||
461 | addi r0, #(M32700UT_PLD_IRQ_BASE) | ||
462 | bra check_end | ||
463 | .fillinsn | ||
464 | check_int0: | ||
465 | add3 r2, r0, #-(M32R_IRQ_INT0) ; INT0# interrupt | ||
466 | bnez r2, check_int2 | ||
467 | ; read ICU status of LAN-board | ||
468 | seth r0, #high(M32700UT_LAN_ICUISTS) | ||
469 | or3 r0, r0, #low(M32700UT_LAN_ICUISTS) | ||
470 | lduh r0, @r0 | ||
471 | slli r0, #21 | ||
472 | srli r0, #27 ; ISN | ||
473 | add3 r0, r0, #(M32700UT_LAN_PLD_IRQ_BASE) | ||
474 | bra check_end | ||
475 | .fillinsn | ||
476 | check_int2: | ||
477 | add3 r2, r0, #-(M32R_IRQ_INT2) ; INT2# interrupt | ||
478 | bnez r2, check_end | ||
479 | ; read ICU status of LCD-board | ||
480 | seth r0, #high(M32700UT_LCD_ICUISTS) | ||
481 | or3 r0, r0, #low(M32700UT_LCD_ICUISTS) | ||
482 | lduh r0, @r0 | ||
483 | slli r0, #21 | ||
484 | srli r0, #27 ; ISN | ||
485 | add3 r0, r0, #(M32700UT_LCD_PLD_IRQ_BASE) | ||
486 | bra check_end | ||
487 | .fillinsn | ||
488 | check_end: | ||
489 | #elif defined(CONFIG_PLAT_OPSPUT) | ||
490 | add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt | ||
491 | bnez r2, check_int0 | ||
492 | ; read ICU status register of PLD | ||
493 | seth r0, #high(PLD_ICUISTS) | ||
494 | or3 r0, r0, #low(PLD_ICUISTS) | ||
495 | lduh r0, @r0 | ||
496 | slli r0, #21 | ||
497 | srli r0, #27 ; ISN | ||
498 | addi r0, #(OPSPUT_PLD_IRQ_BASE) | ||
499 | bra check_end | ||
500 | .fillinsn | ||
501 | check_int0: | ||
502 | add3 r2, r0, #-(M32R_IRQ_INT0) ; INT0# interrupt | ||
503 | bnez r2, check_int2 | ||
504 | ; read ICU status of LAN-board | ||
505 | seth r0, #high(OPSPUT_LAN_ICUISTS) | ||
506 | or3 r0, r0, #low(OPSPUT_LAN_ICUISTS) | ||
507 | lduh r0, @r0 | ||
508 | slli r0, #21 | ||
509 | srli r0, #27 ; ISN | ||
510 | add3 r0, r0, #(OPSPUT_LAN_PLD_IRQ_BASE) | ||
511 | bra check_end | 347 | bra check_end |
512 | .fillinsn | 348 | .fillinsn |
513 | check_int2: | 349 | 3: |
514 | add3 r2, r0, #-(M32R_IRQ_INT2) ; INT2# interrupt | 350 | #endif /* CONFIG_PLAT_HAS_INT1ICU */ |
515 | bnez r2, check_end | 351 | #if defined(CONFIG_PLAT_HAS_INT0ICU) |
516 | ; read ICU status of LCD-board | 352 | add3 r2, r0, #-(M32R_IRQ_INT0) ; INT0# interrupt |
517 | seth r0, #high(OPSPUT_LCD_ICUISTS) | 353 | bnez r2, 4f |
518 | or3 r0, r0, #low(OPSPUT_LCD_ICUISTS) | 354 | seth r0, #shigh(M32R_INT0ICU_ISTS) |
519 | lduh r0, @r0 | 355 | lduh r0, @(low(M32R_INT0ICU_ISTS),r0) ; bit10-6 : ISN |
520 | slli r0, #21 | 356 | slli r0, #21 |
521 | srli r0, #27 ; ISN | 357 | srli r0, #27 ; ISN |
522 | add3 r0, r0, #(OPSPUT_LCD_PLD_IRQ_BASE) | 358 | add3 r0, r0, #(M32R_INT0ICU_IRQ_BASE) |
523 | bra check_end | 359 | bra check_end |
524 | .fillinsn | 360 | .fillinsn |
525 | check_end: | 361 | 4: |
526 | #elif defined(CONFIG_PLAT_M32104UT) | 362 | #endif /* CONFIG_PLAT_HAS_INT0ICU */ |
527 | add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt | 363 | #if defined(CONFIG_PLAT_HAS_INT2ICU) |
528 | bnez r2, check_end | 364 | add3 r2, r0, #-(M32R_IRQ_INT2) ; INT2# interrupt |
529 | ; read ICU status register of PLD | 365 | bnez r2, 5f |
530 | seth r0, #high(PLD_ICUISTS) | 366 | seth r0, #shigh(M32R_INT2ICU_ISTS) |
531 | or3 r0, r0, #low(PLD_ICUISTS) | 367 | lduh r0, @(low(M32R_INT2ICU_ISTS),r0) ; bit10-6 : ISN |
532 | lduh r0, @r0 | ||
533 | slli r0, #21 | 368 | slli r0, #21 |
534 | srli r0, #27 ; ISN | 369 | srli r0, #27 ; ISN |
535 | addi r0, #(M32104UT_PLD_IRQ_BASE) | 370 | add3 r0, r0, #(M32R_INT2ICU_IRQ_BASE) |
536 | bra check_end | 371 | ; bra check_end |
537 | .fillinsn | 372 | .fillinsn |
373 | 5: | ||
374 | #endif /* CONFIG_PLAT_HAS_INT2ICU */ | ||
375 | |||
538 | check_end: | 376 | check_end: |
539 | #endif /* CONFIG_PLAT_M32104UT */ | ||
540 | bl do_IRQ | 377 | bl do_IRQ |
541 | #endif /* CONFIG_SMP */ | ||
542 | pop r14 | 378 | pop r14 |
543 | seth r0, #shigh(M32R_ICU_IMASK_ADDR) | 379 | seth r0, #shigh(M32R_ICU_IMASK_ADDR) |
544 | st r14, @(low(M32R_ICU_IMASK_ADDR),r0) | 380 | st r14, @(low(M32R_ICU_IMASK_ADDR),r0) |
545 | #else | ||
546 | #error no chip configuration | ||
547 | #endif | ||
548 | ret_to_intr: | ||
549 | bra ret_from_intr | 381 | bra ret_from_intr |
550 | 382 | ||
551 | /* | 383 | /* |
@@ -631,7 +463,7 @@ inst: | |||
631 | 463 | ||
632 | 464 | ||
633 | ENTRY(alignment_check) | 465 | ENTRY(alignment_check) |
634 | /* void alignment_check(int error_code) */ | 466 | /* void alignment_check(int error_code) */ |
635 | SWITCH_TO_KERNEL_STACK | 467 | SWITCH_TO_KERNEL_STACK |
636 | SAVE_ALL | 468 | SAVE_ALL |
637 | ldi r1, #0x30 ; error_code | 469 | ldi r1, #0x30 ; error_code |
@@ -641,7 +473,7 @@ error_code: | |||
641 | bra ret_from_exception | 473 | bra ret_from_exception |
642 | 474 | ||
643 | ENTRY(rie_handler) | 475 | ENTRY(rie_handler) |
644 | /* void rie_handler(int error_code) */ | 476 | /* void rie_handler(int error_code) */ |
645 | SWITCH_TO_KERNEL_STACK | 477 | SWITCH_TO_KERNEL_STACK |
646 | SAVE_ALL | 478 | SAVE_ALL |
647 | ldi r1, #0x20 ; error_code | 479 | ldi r1, #0x20 ; error_code |
@@ -650,7 +482,7 @@ ENTRY(rie_handler) | |||
650 | bra error_code | 482 | bra error_code |
651 | 483 | ||
652 | ENTRY(pie_handler) | 484 | ENTRY(pie_handler) |
653 | /* void pie_handler(int error_code) */ | 485 | /* void pie_handler(int error_code) */ |
654 | SWITCH_TO_KERNEL_STACK | 486 | SWITCH_TO_KERNEL_STACK |
655 | SAVE_ALL | 487 | SAVE_ALL |
656 | ldi r1, #0 ; error_code ; FIXME | 488 | ldi r1, #0 ; error_code ; FIXME |
@@ -659,8 +491,8 @@ ENTRY(pie_handler) | |||
659 | bra error_code | 491 | bra error_code |
660 | 492 | ||
661 | ENTRY(debug_trap) | 493 | ENTRY(debug_trap) |
662 | .global withdraw_debug_trap | ||
663 | /* void debug_trap(void) */ | 494 | /* void debug_trap(void) */ |
495 | .global withdraw_debug_trap | ||
664 | SWITCH_TO_KERNEL_STACK | 496 | SWITCH_TO_KERNEL_STACK |
665 | SAVE_ALL | 497 | SAVE_ALL |
666 | mv r0, sp ; pt_regs | 498 | mv r0, sp ; pt_regs |
@@ -679,11 +511,9 @@ ENTRY(ill_trap) | |||
679 | bl do_ill_trap | 511 | bl do_ill_trap |
680 | bra error_code | 512 | bra error_code |
681 | 513 | ||
682 | |||
683 | /* Cache flushing handler */ | ||
684 | ENTRY(cache_flushing_handler) | 514 | ENTRY(cache_flushing_handler) |
685 | .global _flush_cache_all | ||
686 | /* void _flush_cache_all(void); */ | 515 | /* void _flush_cache_all(void); */ |
516 | .global _flush_cache_all | ||
687 | SWITCH_TO_KERNEL_STACK | 517 | SWITCH_TO_KERNEL_STACK |
688 | push r0 | 518 | push r0 |
689 | push r1 | 519 | push r1 |
@@ -706,292 +536,7 @@ ENTRY(cache_flushing_handler) | |||
706 | pop r0 | 536 | pop r0 |
707 | rte | 537 | rte |
708 | 538 | ||
709 | .data | 539 | .section .rodata,"a" |
710 | ENTRY(sys_call_table) | 540 | #include "syscall_table.S" |
711 | .long sys_restart_syscall /* 0 - old "setup()" system call*/ | ||
712 | .long sys_exit | ||
713 | .long sys_fork | ||
714 | .long sys_read | ||
715 | .long sys_write | ||
716 | .long sys_open /* 5 */ | ||
717 | .long sys_close | ||
718 | .long sys_waitpid | ||
719 | .long sys_creat | ||
720 | .long sys_link | ||
721 | .long sys_unlink /* 10 */ | ||
722 | .long sys_execve | ||
723 | .long sys_chdir | ||
724 | .long sys_time | ||
725 | .long sys_mknod | ||
726 | .long sys_chmod /* 15 */ | ||
727 | .long sys_ni_syscall /* lchown16 syscall holder */ | ||
728 | .long sys_ni_syscall /* old break syscall holder */ | ||
729 | .long sys_ni_syscall /* old stat syscall holder */ | ||
730 | .long sys_lseek | ||
731 | .long sys_getpid /* 20 */ | ||
732 | .long sys_mount | ||
733 | .long sys_oldumount | ||
734 | .long sys_ni_syscall /* setuid16 syscall holder */ | ||
735 | .long sys_ni_syscall /* getuid16 syscall holder */ | ||
736 | .long sys_stime /* 25 */ | ||
737 | .long sys_ptrace | ||
738 | .long sys_alarm | ||
739 | .long sys_ni_syscall /* old fstat syscall holder */ | ||
740 | .long sys_pause | ||
741 | .long sys_utime /* 30 */ | ||
742 | .long sys_ni_syscall /* old stty syscall holder */ | ||
743 | .long sys_cachectl /* for M32R */ /* old gtty syscall holder */ | ||
744 | .long sys_access | ||
745 | .long sys_ni_syscall /* nice syscall holder */ | ||
746 | .long sys_ni_syscall /* 35 - old ftime syscall holder */ | ||
747 | .long sys_sync | ||
748 | .long sys_kill | ||
749 | .long sys_rename | ||
750 | .long sys_mkdir | ||
751 | .long sys_rmdir /* 40 */ | ||
752 | .long sys_dup | ||
753 | .long sys_pipe | ||
754 | .long sys_times | ||
755 | .long sys_ni_syscall /* old prof syscall holder */ | ||
756 | .long sys_brk /* 45 */ | ||
757 | .long sys_ni_syscall /* setgid16 syscall holder */ | ||
758 | .long sys_getgid /* will be unused */ | ||
759 | .long sys_ni_syscall /* signal syscall holder */ | ||
760 | .long sys_ni_syscall /* geteuid16 syscall holder */ | ||
761 | .long sys_ni_syscall /* 50 - getegid16 syscall holder */ | ||
762 | .long sys_acct | ||
763 | .long sys_umount /* recycled never used phys() */ | ||
764 | .long sys_ni_syscall /* old lock syscall holder */ | ||
765 | .long sys_ioctl | ||
766 | .long sys_fcntl /* 55 - will be unused */ | ||
767 | .long sys_ni_syscall /* mpx syscall holder */ | ||
768 | .long sys_setpgid | ||
769 | .long sys_ni_syscall /* old ulimit syscall holder */ | ||
770 | .long sys_ni_syscall /* sys_olduname */ | ||
771 | .long sys_umask /* 60 */ | ||
772 | .long sys_chroot | ||
773 | .long sys_ustat | ||
774 | .long sys_dup2 | ||
775 | .long sys_getppid | ||
776 | .long sys_getpgrp /* 65 */ | ||
777 | .long sys_setsid | ||
778 | .long sys_ni_syscall /* sigaction syscall holder */ | ||
779 | .long sys_ni_syscall /* sgetmask syscall holder */ | ||
780 | .long sys_ni_syscall /* ssetmask syscall holder */ | ||
781 | .long sys_ni_syscall /* 70 - setreuid16 syscall holder */ | ||
782 | .long sys_ni_syscall /* setregid16 syscall holder */ | ||
783 | .long sys_ni_syscall /* sigsuspend syscall holder */ | ||
784 | .long sys_ni_syscall /* sigpending syscall holder */ | ||
785 | .long sys_sethostname | ||
786 | .long sys_setrlimit /* 75 */ | ||
787 | .long sys_getrlimit/*will be unused*/ | ||
788 | .long sys_getrusage | ||
789 | .long sys_gettimeofday | ||
790 | .long sys_settimeofday | ||
791 | .long sys_ni_syscall /* 80 - getgroups16 syscall holder */ | ||
792 | .long sys_ni_syscall /* setgroups16 syscall holder */ | ||
793 | .long sys_ni_syscall /* sys_oldselect */ | ||
794 | .long sys_symlink | ||
795 | .long sys_ni_syscall /* old lstat syscall holder */ | ||
796 | .long sys_readlink /* 85 */ | ||
797 | .long sys_uselib | ||
798 | .long sys_swapon | ||
799 | .long sys_reboot | ||
800 | .long sys_ni_syscall /* readdir syscall holder */ | ||
801 | .long sys_ni_syscall /* 90 - old_mmap syscall holder */ | ||
802 | .long sys_munmap | ||
803 | .long sys_truncate | ||
804 | .long sys_ftruncate | ||
805 | .long sys_fchmod | ||
806 | .long sys_ni_syscall /* 95 - fchwon16 syscall holder */ | ||
807 | .long sys_getpriority | ||
808 | .long sys_setpriority | ||
809 | .long sys_ni_syscall /* old profil syscall holder */ | ||
810 | .long sys_statfs | ||
811 | .long sys_fstatfs /* 100 */ | ||
812 | .long sys_ni_syscall /* ioperm syscall holder */ | ||
813 | .long sys_socketcall | ||
814 | .long sys_syslog | ||
815 | .long sys_setitimer | ||
816 | .long sys_getitimer /* 105 */ | ||
817 | .long sys_newstat | ||
818 | .long sys_newlstat | ||
819 | .long sys_newfstat | ||
820 | .long sys_ni_syscall /* old uname syscall holder */ | ||
821 | .long sys_ni_syscall /* 110 - iopl syscall holder */ | ||
822 | .long sys_vhangup | ||
823 | .long sys_ni_syscall /* idle syscall holder */ | ||
824 | .long sys_ni_syscall /* vm86old syscall holder */ | ||
825 | .long sys_wait4 | ||
826 | .long sys_swapoff /* 115 */ | ||
827 | .long sys_sysinfo | ||
828 | .long sys_ipc | ||
829 | .long sys_fsync | ||
830 | .long sys_ni_syscall /* sigreturn syscall holder */ | ||
831 | .long sys_clone /* 120 */ | ||
832 | .long sys_setdomainname | ||
833 | .long sys_newuname | ||
834 | .long sys_ni_syscall /* modify_ldt syscall holder */ | ||
835 | .long sys_adjtimex | ||
836 | .long sys_mprotect /* 125 */ | ||
837 | .long sys_ni_syscall /* sigprocmask syscall holder */ | ||
838 | .long sys_ni_syscall /* create_module syscall holder */ | ||
839 | .long sys_init_module | ||
840 | .long sys_delete_module | ||
841 | .long sys_ni_syscall /* 130 - get_kernel_syms */ | ||
842 | .long sys_quotactl | ||
843 | .long sys_getpgid | ||
844 | .long sys_fchdir | ||
845 | .long sys_bdflush | ||
846 | .long sys_sysfs /* 135 */ | ||
847 | .long sys_personality | ||
848 | .long sys_ni_syscall /* afs_syscall syscall holder */ | ||
849 | .long sys_ni_syscall /* setfsuid16 syscall holder */ | ||
850 | .long sys_ni_syscall /* setfsgid16 syscall holder */ | ||
851 | .long sys_llseek /* 140 */ | ||
852 | .long sys_getdents | ||
853 | .long sys_select | ||
854 | .long sys_flock | ||
855 | .long sys_msync | ||
856 | .long sys_readv /* 145 */ | ||
857 | .long sys_writev | ||
858 | .long sys_getsid | ||
859 | .long sys_fdatasync | ||
860 | .long sys_sysctl | ||
861 | .long sys_mlock /* 150 */ | ||
862 | .long sys_munlock | ||
863 | .long sys_mlockall | ||
864 | .long sys_munlockall | ||
865 | .long sys_sched_setparam | ||
866 | .long sys_sched_getparam /* 155 */ | ||
867 | .long sys_sched_setscheduler | ||
868 | .long sys_sched_getscheduler | ||
869 | .long sys_sched_yield | ||
870 | .long sys_sched_get_priority_max | ||
871 | .long sys_sched_get_priority_min /* 160 */ | ||
872 | .long sys_sched_rr_get_interval | ||
873 | .long sys_nanosleep | ||
874 | .long sys_mremap | ||
875 | .long sys_ni_syscall /* setresuid16 syscall holder */ | ||
876 | .long sys_ni_syscall /* 165 - getresuid16 syscall holder */ | ||
877 | .long sys_tas /* vm86 syscall holder */ | ||
878 | .long sys_ni_syscall /* query_module syscall holder */ | ||
879 | .long sys_poll | ||
880 | .long sys_nfsservctl | ||
881 | .long sys_setresgid /* 170 */ | ||
882 | .long sys_getresgid | ||
883 | .long sys_prctl | ||
884 | .long sys_rt_sigreturn | ||
885 | .long sys_rt_sigaction | ||
886 | .long sys_rt_sigprocmask /* 175 */ | ||
887 | .long sys_rt_sigpending | ||
888 | .long sys_rt_sigtimedwait | ||
889 | .long sys_rt_sigqueueinfo | ||
890 | .long sys_rt_sigsuspend | ||
891 | .long sys_pread64 /* 180 */ | ||
892 | .long sys_pwrite64 | ||
893 | .long sys_ni_syscall /* chown16 syscall holder */ | ||
894 | .long sys_getcwd | ||
895 | .long sys_capget | ||
896 | .long sys_capset /* 185 */ | ||
897 | .long sys_sigaltstack | ||
898 | .long sys_sendfile | ||
899 | .long sys_ni_syscall /* streams1 */ | ||
900 | .long sys_ni_syscall /* streams2 */ | ||
901 | .long sys_vfork /* 190 */ | ||
902 | .long sys_getrlimit | ||
903 | .long sys_mmap2 | ||
904 | .long sys_truncate64 | ||
905 | .long sys_ftruncate64 | ||
906 | .long sys_stat64 /* 195 */ | ||
907 | .long sys_lstat64 | ||
908 | .long sys_fstat64 | ||
909 | .long sys_lchown | ||
910 | .long sys_getuid | ||
911 | .long sys_getgid /* 200 */ | ||
912 | .long sys_geteuid | ||
913 | .long sys_getegid | ||
914 | .long sys_setreuid | ||
915 | .long sys_setregid | ||
916 | .long sys_getgroups /* 205 */ | ||
917 | .long sys_setgroups | ||
918 | .long sys_fchown | ||
919 | .long sys_setresuid | ||
920 | .long sys_getresuid | ||
921 | .long sys_setresgid /* 210 */ | ||
922 | .long sys_getresgid | ||
923 | .long sys_chown | ||
924 | .long sys_setuid | ||
925 | .long sys_setgid | ||
926 | .long sys_setfsuid /* 215 */ | ||
927 | .long sys_setfsgid | ||
928 | .long sys_pivot_root | ||
929 | .long sys_mincore | ||
930 | .long sys_madvise | ||
931 | .long sys_getdents64 /* 220 */ | ||
932 | .long sys_fcntl64 | ||
933 | .long sys_ni_syscall /* reserved for TUX */ | ||
934 | .long sys_ni_syscall /* Reserved for Security */ | ||
935 | .long sys_gettid | ||
936 | .long sys_readahead /* 225 */ | ||
937 | .long sys_setxattr | ||
938 | .long sys_lsetxattr | ||
939 | .long sys_fsetxattr | ||
940 | .long sys_getxattr | ||
941 | .long sys_lgetxattr /* 230 */ | ||
942 | .long sys_fgetxattr | ||
943 | .long sys_listxattr | ||
944 | .long sys_llistxattr | ||
945 | .long sys_flistxattr | ||
946 | .long sys_removexattr /* 235 */ | ||
947 | .long sys_lremovexattr | ||
948 | .long sys_fremovexattr | ||
949 | .long sys_tkill | ||
950 | .long sys_sendfile64 | ||
951 | .long sys_futex /* 240 */ | ||
952 | .long sys_sched_setaffinity | ||
953 | .long sys_sched_getaffinity | ||
954 | .long sys_ni_syscall /* reserved for "set_thread_area" system call */ | ||
955 | .long sys_ni_syscall /* reserved for "get_thread_area" system call */ | ||
956 | .long sys_io_setup /* 245 */ | ||
957 | .long sys_io_destroy | ||
958 | .long sys_io_getevents | ||
959 | .long sys_io_submit | ||
960 | .long sys_io_cancel | ||
961 | .long sys_fadvise64 /* 250 */ | ||
962 | .long sys_ni_syscall | ||
963 | .long sys_exit_group | ||
964 | .long sys_lookup_dcookie | ||
965 | .long sys_epoll_create | ||
966 | .long sys_epoll_ctl /* 255 */ | ||
967 | .long sys_epoll_wait | ||
968 | .long sys_remap_file_pages | ||
969 | .long sys_set_tid_address | ||
970 | .long sys_timer_create | ||
971 | .long sys_timer_settime /* 260 */ | ||
972 | .long sys_timer_gettime | ||
973 | .long sys_timer_getoverrun | ||
974 | .long sys_timer_delete | ||
975 | .long sys_clock_settime | ||
976 | .long sys_clock_gettime /* 265 */ | ||
977 | .long sys_clock_getres | ||
978 | .long sys_clock_nanosleep | ||
979 | .long sys_statfs64 | ||
980 | .long sys_fstatfs64 | ||
981 | .long sys_tgkill /* 270 */ | ||
982 | .long sys_utimes | ||
983 | .long sys_fadvise64_64 | ||
984 | .long sys_ni_syscall /* Reserved for sys_vserver */ | ||
985 | .long sys_ni_syscall /* Reserved for sys_mbind */ | ||
986 | .long sys_ni_syscall /* Reserved for sys_get_mempolicy */ | ||
987 | .long sys_ni_syscall /* Reserved for sys_set_mempolicy */ | ||
988 | .long sys_mq_open | ||
989 | .long sys_mq_unlink | ||
990 | .long sys_mq_timedsend | ||
991 | .long sys_mq_timedreceive /* 280 */ | ||
992 | .long sys_mq_notify | ||
993 | .long sys_mq_getsetattr | ||
994 | .long sys_ni_syscall /* reserved for kexec */ | ||
995 | .long sys_waitid | ||
996 | 541 | ||
997 | syscall_table_size=(.-sys_call_table) | 542 | syscall_table_size=(.-sys_call_table) |