/*
- * arch/ppc64/mm/slb_low.S
- *
* Low-level SLB routines
*
* Copyright (C) 2004 David Gibson <dwg@au.ibm.com>, IBM
srdi r9,r3,60 /* get region */
srdi r10,r3,28 /* get esid */
- cmpldi cr7,r9,0xc /* cmp KERNELBASE for later use */
+ cmpldi cr7,r9,0xc /* cmp PAGE_OFFSET for later use */
- /* r3 = address, r10 = esid, cr7 = <>KERNELBASE */
+ /* r3 = address, r10 = esid, cr7 = <> PAGE_OFFSET */
blt cr7,0f /* user or kernel? */
/* kernel address: proto-VSID = ESID */
BEGIN_FTR_SECTION
b 1f
END_FTR_SECTION_IFCLR(CPU_FTR_16M_PAGE)
+ cmpldi r10,16
+
+ lhz r9,PACALOWHTLBAREAS(r13)
+ mr r11,r10
+ blt 5f
+
lhz r9,PACAHIGHHTLBAREAS(r13)
srdi r11,r10,(HTLB_AREA_SHIFT-SID_SHIFT)
- srd r9,r9,r11
- lhz r11,PACALOWHTLBAREAS(r13)
- srd r11,r11,r10
- or. r9,r9,r11
+
+5: srd r9,r9,r11
+ andi. r9,r9,1
beq 1f
_GLOBAL(slb_miss_user_load_huge)
li r11,0
/*
* Finish loading of an SLB entry and return
*
- * r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9, cr7 = <>KERNELBASE
+ * r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9, cr7 = <> PAGE_OFFSET
*/
slb_finish_load:
ASM_VSID_SCRAMBLE(r10,r9)