2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 1994, 1995, 1996, 1997, 2000, 2001 by Ralf Baechle
7 * Copyright (C) 2000 Silicon Graphics, Inc.
8 * Modified for further R[236]000 support by Paul M. Antoine, 1996.
9 * Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
10 * Copyright (C) 2000, 07 MIPS Technologies, Inc.
11 * Copyright (C) 2003, 2004 Maciej W. Rozycki
13 #ifndef _ASM_MIPSREGS_H
14 #define _ASM_MIPSREGS_H
17 #include <linux/linkage.h>
21 * The following macros are especially useful for __asm__
28 #define STR(x) __STR(x)
37 #define _ULCAST_ (unsigned long)
41 * Coprocessor 0 register names
45 #define CP0_ENTRYLO0 $2
46 #define CP0_ENTRYLO1 $3
48 #define CP0_CONTEXT $4
49 #define CP0_PAGEMASK $5
52 #define CP0_BADVADDR $8
54 #define CP0_ENTRYHI $10
55 #define CP0_COMPARE $11
56 #define CP0_STATUS $12
60 #define CP0_CONFIG $16
61 #define CP0_LLADDR $17
62 #define CP0_WATCHLO $18
63 #define CP0_WATCHHI $19
64 #define CP0_XCONTEXT $20
65 #define CP0_FRAMEMASK $21
66 #define CP0_DIAGNOSTIC $22
69 #define CP0_PERFORMANCE $25
71 #define CP0_CACHEERR $27
74 #define CP0_ERROREPC $30
75 #define CP0_DESAVE $31
78 * R4640/R4650 cp0 register names. These registers are listed
79 * here only for completeness; without MMU these CPUs are not useable
80 * by Linux. A future ELKS port might take make Linux run on them
88 #define CP0_IWATCH $18
89 #define CP0_DWATCH $19
92 * Coprocessor 0 Set 1 register names
94 #define CP0_S1_DERRADDR0 $26
95 #define CP0_S1_DERRADDR1 $27
96 #define CP0_S1_INTCONTROL $20
99 * Coprocessor 0 Set 2 register names
101 #define CP0_S2_SRSCTL $12 /* MIPSR2 */
104 * Coprocessor 0 Set 3 register names
106 #define CP0_S3_SRSMAP $12 /* MIPSR2 */
111 #define CP0_TX39_CACHE $7
114 * Coprocessor 1 (FPU) register names
116 #define CP1_REVISION $0
117 #define CP1_STATUS $31
120 * FPU Status Register Values
123 * Status Register Values
126 #define FPU_CSR_FLUSH 0x01000000 /* flush denormalised results to 0 */
127 #define FPU_CSR_COND 0x00800000 /* $fcc0 */
128 #define FPU_CSR_COND0 0x00800000 /* $fcc0 */
129 #define FPU_CSR_COND1 0x02000000 /* $fcc1 */
130 #define FPU_CSR_COND2 0x04000000 /* $fcc2 */
131 #define FPU_CSR_COND3 0x08000000 /* $fcc3 */
132 #define FPU_CSR_COND4 0x10000000 /* $fcc4 */
133 #define FPU_CSR_COND5 0x20000000 /* $fcc5 */
134 #define FPU_CSR_COND6 0x40000000 /* $fcc6 */
135 #define FPU_CSR_COND7 0x80000000 /* $fcc7 */
138 * X the exception cause indicator
139 * E the exception enable
140 * S the sticky/flag bit
142 #define FPU_CSR_ALL_X 0x0003f000
143 #define FPU_CSR_UNI_X 0x00020000
144 #define FPU_CSR_INV_X 0x00010000
145 #define FPU_CSR_DIV_X 0x00008000
146 #define FPU_CSR_OVF_X 0x00004000
147 #define FPU_CSR_UDF_X 0x00002000
148 #define FPU_CSR_INE_X 0x00001000
150 #define FPU_CSR_ALL_E 0x00000f80
151 #define FPU_CSR_INV_E 0x00000800
152 #define FPU_CSR_DIV_E 0x00000400
153 #define FPU_CSR_OVF_E 0x00000200
154 #define FPU_CSR_UDF_E 0x00000100
155 #define FPU_CSR_INE_E 0x00000080
157 #define FPU_CSR_ALL_S 0x0000007c
158 #define FPU_CSR_INV_S 0x00000040
159 #define FPU_CSR_DIV_S 0x00000020
160 #define FPU_CSR_OVF_S 0x00000010
161 #define FPU_CSR_UDF_S 0x00000008
162 #define FPU_CSR_INE_S 0x00000004
165 #define FPU_CSR_RN 0x0 /* nearest */
166 #define FPU_CSR_RZ 0x1 /* towards zero */
167 #define FPU_CSR_RU 0x2 /* towards +Infinity */
168 #define FPU_CSR_RD 0x3 /* towards -Infinity */
171 * Values for PageMask register
173 #ifdef CONFIG_CPU_VR41XX
175 /* Why doesn't stupidity hurt ... */
177 #define PM_1K 0x00000000
178 #define PM_4K 0x00001800
179 #define PM_16K 0x00007800
180 #define PM_64K 0x0001f800
181 #define PM_256K 0x0007f800
185 #define PM_4K 0x00000000
186 #define PM_16K 0x00006000
187 #define PM_64K 0x0001e000
188 #define PM_256K 0x0007e000
189 #define PM_1M 0x001fe000
190 #define PM_4M 0x007fe000
191 #define PM_16M 0x01ffe000
192 #define PM_64M 0x07ffe000
193 #define PM_256M 0x1fffe000
198 * Values used for computation of new tlb entries
211 * Macros to access the system control coprocessor
213 #define read_32bit_cp0_register(source) \
215 __asm__ __volatile__( \
217 ".set\treorder\n\t" \
218 "mfc0\t%0,"STR(source)"\n\t" \
223 #define read_32bit_cp0_set1_register(source) \
225 __asm__ __volatile__( \
227 ".set\treorder\n\t" \
228 "cfc0\t%0,"STR(source)"\n\t" \
234 * For now use this only with interrupts disabled!
236 #define read_64bit_cp0_register(source) \
238 __asm__ __volatile__( \
240 "dmfc0\t%0,"STR(source)"\n\t" \
245 #define write_32bit_cp0_register(register,value) \
246 __asm__ __volatile__( \
247 "mtc0\t%0,"STR(register)"\n\t" \
251 #define write_32bit_cp0_set1_register(register,value) \
252 __asm__ __volatile__( \
253 "ctc0\t%0,"STR(register)"\n\t" \
257 #define write_64bit_cp0_register(register,value) \
258 __asm__ __volatile__( \
260 "dmtc0\t%0,"STR(register)"\n\t" \
265 * This should be changed when we get a compiler that support the MIPS32 ISA.
267 #define read_mips32_cp0_config1() \
269 __asm__ __volatile__( \
270 ".set\tnoreorder\n\t" \
272 ".word\t0x40018001\n\t" \
279 #define tlb_write_indexed() \
280 __asm__ __volatile__( \
281 ".set noreorder\n\t" \
286 * R4x00 interrupt enable / cause bits
288 #define IE_SW0 (_ULCAST_(1) << 8)
289 #define IE_SW1 (_ULCAST_(1) << 9)
290 #define IE_IRQ0 (_ULCAST_(1) << 10)
291 #define IE_IRQ1 (_ULCAST_(1) << 11)
292 #define IE_IRQ2 (_ULCAST_(1) << 12)
293 #define IE_IRQ3 (_ULCAST_(1) << 13)
294 #define IE_IRQ4 (_ULCAST_(1) << 14)
295 #define IE_IRQ5 (_ULCAST_(1) << 15)
298 * R4x00 interrupt cause bits
300 #define C_SW0 (_ULCAST_(1) << 8)
301 #define C_SW1 (_ULCAST_(1) << 9)
302 #define C_IRQ0 (_ULCAST_(1) << 10)
303 #define C_IRQ1 (_ULCAST_(1) << 11)
304 #define C_IRQ2 (_ULCAST_(1) << 12)
305 #define C_IRQ3 (_ULCAST_(1) << 13)
306 #define C_IRQ4 (_ULCAST_(1) << 14)
307 #define C_IRQ5 (_ULCAST_(1) << 15)
309 #ifndef _LANGUAGE_ASSEMBLY
311 * Manipulate the status register.
312 * Mostly used to access the interrupt bits.
314 #define __BUILD_SET_CP0(name,register) \
315 extern __inline__ unsigned int \
316 set_cp0_##name(unsigned int set) \
320 res = read_32bit_cp0_register(register); \
322 write_32bit_cp0_register(register, res); \
327 extern __inline__ unsigned int \
328 clear_cp0_##name(unsigned int clear) \
332 res = read_32bit_cp0_register(register); \
334 write_32bit_cp0_register(register, res); \
339 extern __inline__ unsigned int \
340 change_cp0_##name(unsigned int change, unsigned int new) \
344 res = read_32bit_cp0_register(register); \
346 res |= (new & change); \
348 write_32bit_cp0_register(register, res); \
353 __BUILD_SET_CP0(status,CP0_STATUS)
354 __BUILD_SET_CP0(cause,CP0_CAUSE)
355 __BUILD_SET_CP0(config,CP0_CONFIG)
357 #endif /* defined (_LANGUAGE_ASSEMBLY) */
360 * Bitfields in the R4xx0 cp0 status register
362 #define ST0_IE 0x00000001
363 #define ST0_EXL 0x00000002
364 #define ST0_ERL 0x00000004
365 #define ST0_KSU 0x00000018
366 # define KSU_USER 0x00000010
367 # define KSU_SUPERVISOR 0x00000008
368 # define KSU_KERNEL 0x00000000
369 #define ST0_UX 0x00000020
370 #define ST0_SX 0x00000040
371 #define ST0_KX 0x00000080
372 #define ST0_DE 0x00010000
373 #define ST0_CE 0x00020000
376 * Setting c0_status.co enables Hit_Writeback and Hit_Writeback_Invalidate
377 * cacheops in userspace. This bit exists only on RM7000 and RM9000
380 #define ST0_CO 0x08000000
383 * Bitfields in the R[23]000 cp0 status register.
385 #define ST0_IEC 0x00000001
386 #define ST0_KUC 0x00000002
387 #define ST0_IEP 0x00000004
388 #define ST0_KUP 0x00000008
389 #define ST0_IEO 0x00000010
390 #define ST0_KUO 0x00000020
391 /* bits 6 & 7 are reserved on R[23]000 */
392 #define ST0_ISC 0x00010000
393 #define ST0_SWC 0x00020000
394 #define ST0_CM 0x00080000
397 * Bits specific to the R4640/R4650
399 #define ST0_UM (_ULCAST_(1) << 4)
400 #define ST0_IL (_ULCAST_(1) << 23)
401 #define ST0_DL (_ULCAST_(1) << 24)
404 * Enable the MIPS MDMX and DSP ASEs
406 #define ST0_MX 0x01000000
409 * Bitfields in the TX39 family CP0 Configuration Register 3
411 #define TX39_CONF_ICS_SHIFT 19
412 #define TX39_CONF_ICS_MASK 0x00380000
413 #define TX39_CONF_ICS_1KB 0x00000000
414 #define TX39_CONF_ICS_2KB 0x00080000
415 #define TX39_CONF_ICS_4KB 0x00100000
416 #define TX39_CONF_ICS_8KB 0x00180000
417 #define TX39_CONF_ICS_16KB 0x00200000
419 #define TX39_CONF_DCS_SHIFT 16
420 #define TX39_CONF_DCS_MASK 0x00070000
421 #define TX39_CONF_DCS_1KB 0x00000000
422 #define TX39_CONF_DCS_2KB 0x00010000
423 #define TX39_CONF_DCS_4KB 0x00020000
424 #define TX39_CONF_DCS_8KB 0x00030000
425 #define TX39_CONF_DCS_16KB 0x00040000
427 #define TX39_CONF_CWFON 0x00004000
428 #define TX39_CONF_WBON 0x00002000
429 #define TX39_CONF_RF_SHIFT 10
430 #define TX39_CONF_RF_MASK 0x00000c00
431 #define TX39_CONF_DOZE 0x00000200
432 #define TX39_CONF_HALT 0x00000100
433 #define TX39_CONF_LOCK 0x00000080
434 #define TX39_CONF_ICE 0x00000020
435 #define TX39_CONF_DCE 0x00000010
436 #define TX39_CONF_IRSIZE_SHIFT 2
437 #define TX39_CONF_IRSIZE_MASK 0x0000000c
438 #define TX39_CONF_DRSIZE_SHIFT 0
439 #define TX39_CONF_DRSIZE_MASK 0x00000003
442 * Status register bits available in all MIPS CPUs.
444 #define ST0_IM 0x0000ff00
445 #define STATUSB_IP0 8
446 #define STATUSF_IP0 (_ULCAST_(1) << 8)
447 #define STATUSB_IP1 9
448 #define STATUSF_IP1 (_ULCAST_(1) << 9)
449 #define STATUSB_IP2 10
450 #define STATUSF_IP2 (_ULCAST_(1) << 10)
451 #define STATUSB_IP3 11
452 #define STATUSF_IP3 (_ULCAST_(1) << 11)
453 #define STATUSB_IP4 12
454 #define STATUSF_IP4 (_ULCAST_(1) << 12)
455 #define STATUSB_IP5 13
456 #define STATUSF_IP5 (_ULCAST_(1) << 13)
457 #define STATUSB_IP6 14
458 #define STATUSF_IP6 (_ULCAST_(1) << 14)
459 #define STATUSB_IP7 15
460 #define STATUSF_IP7 (_ULCAST_(1) << 15)
461 #define STATUSB_IP8 0
462 #define STATUSF_IP8 (_ULCAST_(1) << 0)
463 #define STATUSB_IP9 1
464 #define STATUSF_IP9 (_ULCAST_(1) << 1)
465 #define STATUSB_IP10 2
466 #define STATUSF_IP10 (_ULCAST_(1) << 2)
467 #define STATUSB_IP11 3
468 #define STATUSF_IP11 (_ULCAST_(1) << 3)
469 #define STATUSB_IP12 4
470 #define STATUSF_IP12 (_ULCAST_(1) << 4)
471 #define STATUSB_IP13 5
472 #define STATUSF_IP13 (_ULCAST_(1) << 5)
473 #define STATUSB_IP14 6
474 #define STATUSF_IP14 (_ULCAST_(1) << 6)
475 #define STATUSB_IP15 7
476 #define STATUSF_IP15 (_ULCAST_(1) << 7)
477 #define ST0_CH 0x00040000
478 #define ST0_SR 0x00100000
479 #define ST0_TS 0x00200000
480 #define ST0_BEV 0x00400000
481 #define ST0_RE 0x02000000
482 #define ST0_FR 0x04000000
483 #define ST0_CU 0xf0000000
484 #define ST0_CU0 0x10000000
485 #define ST0_CU1 0x20000000
486 #define ST0_CU2 0x40000000
487 #define ST0_CU3 0x80000000
488 #define ST0_XX 0x80000000 /* MIPS IV naming */
491 * Bitfields and bit numbers in the coprocessor 0 cause register.
493 * Refer to your MIPS R4xx0 manual, chapter 5 for explanation.
495 #define CAUSEB_EXCCODE 2
496 #define CAUSEF_EXCCODE (_ULCAST_(31) << 2)
498 #define CAUSEF_IP (_ULCAST_(255) << 8)
500 #define CAUSEF_IP0 (_ULCAST_(1) << 8)
502 #define CAUSEF_IP1 (_ULCAST_(1) << 9)
503 #define CAUSEB_IP2 10
504 #define CAUSEF_IP2 (_ULCAST_(1) << 10)
505 #define CAUSEB_IP3 11
506 #define CAUSEF_IP3 (_ULCAST_(1) << 11)
507 #define CAUSEB_IP4 12
508 #define CAUSEF_IP4 (_ULCAST_(1) << 12)
509 #define CAUSEB_IP5 13
510 #define CAUSEF_IP5 (_ULCAST_(1) << 13)
511 #define CAUSEB_IP6 14
512 #define CAUSEF_IP6 (_ULCAST_(1) << 14)
513 #define CAUSEB_IP7 15
514 #define CAUSEF_IP7 (_ULCAST_(1) << 15)
516 #define CAUSEF_IV (_ULCAST_(1) << 23)
518 #define CAUSEF_CE (_ULCAST_(3) << 28)
520 #define CAUSEF_BD (_ULCAST_(1) << 31)
523 * Bits in the coprocessor 0 config register.
526 #define CONF_CM_CACHABLE_NO_WA 0
527 #define CONF_CM_CACHABLE_WA 1
528 #define CONF_CM_UNCACHED 2
529 #define CONF_CM_CACHABLE_NONCOHERENT 3
530 #define CONF_CM_CACHABLE_CE 4
531 #define CONF_CM_CACHABLE_COW 5
532 #define CONF_CM_CACHABLE_CUW 6
533 #define CONF_CM_CACHABLE_ACCELERATED 7
534 #define CONF_CM_CMASK 7
535 #define CONF_BE (_ULCAST_(1) << 15)
537 /* Bits common to various processors. */
538 #define CONF_CU (_ULCAST_(1) << 3)
539 #define CONF_DB (_ULCAST_(1) << 4)
540 #define CONF_IB (_ULCAST_(1) << 5)
541 #define CONF_DC (_ULCAST_(7) << 6)
542 #define CONF_IC (_ULCAST_(7) << 9)
543 #define CONF_EB (_ULCAST_(1) << 13)
544 #define CONF_EM (_ULCAST_(1) << 14)
545 #define CONF_SM (_ULCAST_(1) << 16)
546 #define CONF_SC (_ULCAST_(1) << 17)
547 #define CONF_EW (_ULCAST_(3) << 18)
548 #define CONF_EP (_ULCAST_(15)<< 24)
549 #define CONF_EC (_ULCAST_(7) << 28)
550 #define CONF_CM (_ULCAST_(1) << 31)
552 /* Bits specific to the R4xx0. */
553 #define R4K_CONF_SW (_ULCAST_(1) << 20)
554 #define R4K_CONF_SS (_ULCAST_(1) << 21)
555 #define R4K_CONF_SB (_ULCAST_(3) << 22)
557 /* Bits specific to the R5000. */
558 #define R5K_CONF_SE (_ULCAST_(1) << 12)
559 #define R5K_CONF_SS (_ULCAST_(3) << 20)
561 /* Bits specific to the RM7000. */
562 #define RM7K_CONF_SE (_ULCAST_(1) << 3)
563 #define RM7K_CONF_TE (_ULCAST_(1) << 12)
564 #define RM7K_CONF_CLK (_ULCAST_(1) << 16)
565 #define RM7K_CONF_TC (_ULCAST_(1) << 17)
566 #define RM7K_CONF_SI (_ULCAST_(3) << 20)
567 #define RM7K_CONF_SC (_ULCAST_(1) << 31)
569 /* Bits specific to the R10000. */
570 #define R10K_CONF_DN (_ULCAST_(3) << 3)
571 #define R10K_CONF_CT (_ULCAST_(1) << 5)
572 #define R10K_CONF_PE (_ULCAST_(1) << 6)
573 #define R10K_CONF_PM (_ULCAST_(3) << 7)
574 #define R10K_CONF_EC (_ULCAST_(15)<< 9)
575 #define R10K_CONF_SB (_ULCAST_(1) << 13)
576 #define R10K_CONF_SK (_ULCAST_(1) << 14)
577 #define R10K_CONF_SS (_ULCAST_(7) << 16)
578 #define R10K_CONF_SC (_ULCAST_(7) << 19)
579 #define R10K_CONF_DC (_ULCAST_(7) << 26)
580 #define R10K_CONF_IC (_ULCAST_(7) << 29)
582 /* Bits specific to the VR41xx. */
583 #define VR41_CONF_CS (_ULCAST_(1) << 12)
584 #define VR41_CONF_P4K (_ULCAST_(1) << 13)
585 #define VR41_CONF_BP (_ULCAST_(1) << 16)
586 #define VR41_CONF_M16 (_ULCAST_(1) << 20)
587 #define VR41_CONF_AD (_ULCAST_(1) << 23)
589 /* Bits specific to the R30xx. */
590 #define R30XX_CONF_FDM (_ULCAST_(1) << 19)
591 #define R30XX_CONF_REV (_ULCAST_(1) << 22)
592 #define R30XX_CONF_AC (_ULCAST_(1) << 23)
593 #define R30XX_CONF_RF (_ULCAST_(1) << 24)
594 #define R30XX_CONF_HALT (_ULCAST_(1) << 25)
595 #define R30XX_CONF_FPINT (_ULCAST_(7) << 26)
596 #define R30XX_CONF_DBR (_ULCAST_(1) << 29)
597 #define R30XX_CONF_SB (_ULCAST_(1) << 30)
598 #define R30XX_CONF_LOCK (_ULCAST_(1) << 31)
600 /* Bits specific to the TX49. */
601 #define TX49_CONF_DC (_ULCAST_(1) << 16)
602 #define TX49_CONF_IC (_ULCAST_(1) << 17) /* conflict with CONF_SC */
603 #define TX49_CONF_HALT (_ULCAST_(1) << 18)
604 #define TX49_CONF_CWFON (_ULCAST_(1) << 27)
606 /* Bits specific to the MIPS32/64 PRA. */
607 #define MIPS_CONF_MT (_ULCAST_(7) << 7)
608 #define MIPS_CONF_AR (_ULCAST_(7) << 10)
609 #define MIPS_CONF_AT (_ULCAST_(3) << 13)
610 #define MIPS_CONF_M (_ULCAST_(1) << 31)
613 * Bits in the MIPS32/64 PRA coprocessor 0 config registers 1 and above.
615 #define MIPS_CONF1_FP (_ULCAST_(1) << 0)
616 #define MIPS_CONF1_EP (_ULCAST_(1) << 1)
617 #define MIPS_CONF1_CA (_ULCAST_(1) << 2)
618 #define MIPS_CONF1_WR (_ULCAST_(1) << 3)
619 #define MIPS_CONF1_PC (_ULCAST_(1) << 4)
620 #define MIPS_CONF1_MD (_ULCAST_(1) << 5)
621 #define MIPS_CONF1_C2 (_ULCAST_(1) << 6)
622 #define MIPS_CONF1_DA (_ULCAST_(7) << 7)
623 #define MIPS_CONF1_DL (_ULCAST_(7) << 10)
624 #define MIPS_CONF1_DS (_ULCAST_(7) << 13)
625 #define MIPS_CONF1_IA (_ULCAST_(7) << 16)
626 #define MIPS_CONF1_IL (_ULCAST_(7) << 19)
627 #define MIPS_CONF1_IS (_ULCAST_(7) << 22)
628 #define MIPS_CONF1_TLBS (_ULCAST_(63)<< 25)
630 #define MIPS_CONF2_SA (_ULCAST_(15)<< 0)
631 #define MIPS_CONF2_SL (_ULCAST_(15)<< 4)
632 #define MIPS_CONF2_SS (_ULCAST_(15)<< 8)
633 #define MIPS_CONF2_SU (_ULCAST_(15)<< 12)
634 #define MIPS_CONF2_TA (_ULCAST_(15)<< 16)
635 #define MIPS_CONF2_TL (_ULCAST_(15)<< 20)
636 #define MIPS_CONF2_TS (_ULCAST_(15)<< 24)
637 #define MIPS_CONF2_TU (_ULCAST_(7) << 28)
639 #define MIPS_CONF3_TL (_ULCAST_(1) << 0)
640 #define MIPS_CONF3_SM (_ULCAST_(1) << 1)
641 #define MIPS_CONF3_MT (_ULCAST_(1) << 2)
642 #define MIPS_CONF3_SP (_ULCAST_(1) << 4)
643 #define MIPS_CONF3_VINT (_ULCAST_(1) << 5)
644 #define MIPS_CONF3_VEIC (_ULCAST_(1) << 6)
645 #define MIPS_CONF3_LPA (_ULCAST_(1) << 7)
646 #define MIPS_CONF3_DSP (_ULCAST_(1) << 10)
647 #define MIPS_CONF3_ULRI (_ULCAST_(1) << 13)
649 #define MIPS_CONF7_WII (_ULCAST_(1) << 31)
651 #define MIPS_CONF7_RPS (_ULCAST_(1) << 2)
654 * Bits in the MIPS32/64 coprocessor 1 (FPU) revision register.
656 #define MIPS_FPIR_S (_ULCAST_(1) << 16)
657 #define MIPS_FPIR_D (_ULCAST_(1) << 17)
658 #define MIPS_FPIR_PS (_ULCAST_(1) << 18)
659 #define MIPS_FPIR_3D (_ULCAST_(1) << 19)
660 #define MIPS_FPIR_W (_ULCAST_(1) << 20)
661 #define MIPS_FPIR_L (_ULCAST_(1) << 21)
662 #define MIPS_FPIR_F64 (_ULCAST_(1) << 22)
664 #endif /* _ASM_MIPSREGS_H */