Lines Matching refs:r2
500 mfspr r2,SPRN_SPRG_THREAD
502 lwz r2,PGDIR(r2)
504 mfspr r2,SPRN_SRR1 /* and MSR_PR bit from SRR1 */
505 rlwimi r1,r2,32-12,29,29 /* shift MSR_PR to _PAGE_USER posn */
506 lis r2,swapper_pg_dir@ha /* if kernel address, use */
507 addi r2,r2,swapper_pg_dir@l /* kernel page table */
508 112: tophys(r2,r2)
509 rlwimi r2,r3,12,20,29 /* insert top 10 bits of address */
510 lwz r2,0(r2) /* get pmd entry */
511 rlwinm. r2,r2,0,0,19 /* extract address of pte page */
513 rlwimi r2,r3,22,20,29 /* insert next 10 bits of address */
514 lwz r0,0(r2) /* get linux-style pte */
522 stw r0,0(r2) /* update PTE (accessed bit) */
525 rlwinm r2,r0,32-7,31,31 /* _PAGE_DIRTY -> PP lsb */
526 and r1,r1,r2 /* writable if _RW and _DIRTY */
545 andi. r2,r3,0xFFFF /* Clear upper bits of SRR1 */
546 or r2,r2,r1
547 mtspr SPRN_SRR1,r2
549 rlwinm. r2,r2,0,31,31 /* Check for little endian access */
550 rlwimi r2,r2,1,30,30 /* change 1 -> 3 */
551 xor r1,r1,r2
574 mfspr r2,SPRN_SPRG_THREAD
576 lwz r2,PGDIR(r2)
578 mfspr r2,SPRN_SRR1 /* and MSR_PR bit from SRR1 */
579 rlwimi r1,r2,32-12,29,29 /* shift MSR_PR to _PAGE_USER posn */
580 lis r2,swapper_pg_dir@ha /* if kernel address, use */
581 addi r2,r2,swapper_pg_dir@l /* kernel page table */
582 112: tophys(r2,r2)
583 rlwimi r2,r3,12,20,29 /* insert top 10 bits of address */
584 lwz r2,0(r2) /* get pmd entry */
585 rlwinm. r2,r2,0,0,19 /* extract address of pte page */
587 rlwimi r2,r3,22,20,29 /* insert next 10 bits of address */
588 lwz r0,0(r2) /* get linux-style pte */
596 stw r0,0(r2) /* update PTE (accessed bit) */
599 rlwinm r2,r0,32-7,31,31 /* _PAGE_DIRTY -> PP lsb */
600 and r1,r1,r2 /* writable if _RW and _DIRTY */
609 mfspr r2,SPRN_SRR1 /* Need to restore CR0 */
610 mtcrf 0x80,r2
614 rlwinm r2,r3,20,27,31 /* Get Address bits 15:19 */
615 slw r0,r0,r2
617 srw r0,r1,r2
619 mfspr r2,SPRN_SRR1
620 rlwimi r2,r0,31-14,14,14
621 mtspr SPRN_SRR1,r2
630 andi. r2,r3,0xFFFF /* Clear upper bits of SRR1 */
631 mtspr SPRN_SRR1,r2
633 rlwinm. r2,r2,0,31,31 /* Check for little endian access */
658 mfspr r2,SPRN_SPRG_THREAD
660 lwz r2,PGDIR(r2)
662 mfspr r2,SPRN_SRR1 /* and MSR_PR bit from SRR1 */
663 rlwimi r1,r2,32-12,29,29 /* shift MSR_PR to _PAGE_USER posn */
664 lis r2,swapper_pg_dir@ha /* if kernel address, use */
665 addi r2,r2,swapper_pg_dir@l /* kernel page table */
666 112: tophys(r2,r2)
667 rlwimi r2,r3,12,20,29 /* insert top 10 bits of address */
668 lwz r2,0(r2) /* get pmd entry */
669 rlwinm. r2,r2,0,0,19 /* extract address of pte page */
671 rlwimi r2,r3,22,20,29 /* insert next 10 bits of address */
672 lwz r0,0(r2) /* get linux-style pte */
680 stw r0,0(r2) /* update PTE (accessed/dirty bits) */
689 mfspr r2,SPRN_SRR1 /* Need to restore CR0 */
690 mtcrf 0x80,r2
694 rlwinm r2,r3,20,27,31 /* Get Address bits 15:19 */
695 slw r0,r0,r2
697 srw r0,r1,r2
699 mfspr r2,SPRN_SRR1
700 rlwimi r2,r0,31-14,14,14
701 mtspr SPRN_SRR1,r2
850 tophys(r2,r1)
851 lwz r2,TI_TASK(r2)
863 tophys(r4,r2)
946 lis r2,init_task@h
947 ori r2,r2,init_task@l
950 tophys(r4,r2)