53  * 0xFFF0000000000000	12-bit lpid field
54  * 0x000FFFFFFFFFF000	40-bit guest 4k page frame number
55  * 0x0000000000000001	1-bit  single entry flag
57 #define RMAP_NESTED_LPID_MASK		0xFFF0000000000000UL
59 #define RMAP_NESTED_GPA_MASK		0x000FFFFFFFFFF000UL
60 #define RMAP_NESTED_IS_SINGLE_ENTRY	0x0000000000000001UL
160  * We use a lock bit in HPTE dword 0 to synchronize updates and
164 #define HPTE_V_HVLOCK	0x40UL
165 #define HPTE_V_ABSENT	0x20UL
189 	asm volatile("	ldarx	%0,0,%2\n"  in try_lock_hpte()
190 		     "	and.	%1,%0,%3\n"  in try_lock_hpte()
192 		     "	or	%0,%0,%4\n"  in try_lock_hpte()
193 		     "  stdcx.	%0,0,%2\n"  in try_lock_hpte()
200 	return old == 0;  in try_lock_hpte()
207 	hpte[0] = cpu_to_be64(hpte_v);  in unlock_hpte()
214 	hpte[0] = cpu_to_be64(hpte_v);  in __unlock_hpte()
227 	lphi = (l >> 16) & 0xf;  in kvmppc_hpte_page_shifts()
228 	switch ((l >> 12) & 0xf) {  in kvmppc_hpte_page_shifts()
229 	case 0:  in kvmppc_hpte_page_shifts()
230 		return !lphi ? 24 : 0;		/* 16MB */  in kvmppc_hpte_page_shifts()
236 		return !lphi ? 34 : 0;		/* 16GB */  in kvmppc_hpte_page_shifts()
248 	return 0;  in kvmppc_hpte_page_shifts()
253 	return kvmppc_hpte_page_shifts(h, l) & 0xff;  in kvmppc_hpte_base_page_shift()
260 	if (tmp >= 0x100)  in kvmppc_hpte_actual_page_shift()
271 	return 0;  in kvmppc_actual_pgsz()
280 			return 0;  in kvmppc_pgsize_lp_encoding()
284 			return 0x38;  in kvmppc_pgsize_lp_encoding()
296 		return 0;  in kvmppc_pgsize_lp_encoding()
305 	unsigned long rb = 0, va_low, sllp;  in compute_tlbie_rb()
308 	if (a_pgshift >= 0x100) {  in compute_tlbie_rb()
309 		b_pgshift &= 0xff;  in compute_tlbie_rb()
323 	rb = (v & ~0x7fUL) << 16;		/* AVA field */  in compute_tlbie_rb()
342 	va_low &= 0x7ff;  in compute_tlbie_rb()
349 		rb |= (va_low & 0x7ff) << 12;	/* remaining 11 bits of AVA */  in compute_tlbie_rb()
356 		rb |= (va_low << b_pgshift) & 0x7ff000;  in compute_tlbie_rb()
367 		rb |= ((va_low << aval_shift) & 0xfe);  in compute_tlbie_rb()
370 		rb |= r & 0xff000 & ((1ul << a_pgshift) - 1); /* LP field */  in compute_tlbie_rb()
419  * return the PTE, otherwise return 0.
423 	pte_t old_pte, new_pte = __pte(0);  in kvmppc_read_update_linux_pte()
439 			return __pte(0);  in kvmppc_read_update_linux_pte()
503 	unsigned long senc = 0;  in slb_pgsize_encoding()
505 	if (psize > 0x1000) {  in slb_pgsize_encoding()
507 		if (psize == 0x10000)  in slb_pgsize_encoding()
515 	return (hpte_v & ~0xffffffUL) ==  in is_vrma_hpte()
539 	return rcu_dereference_raw_check(kvm->memslots[0]);  in kvm_memslots_raw()
565 		memset((char *)map + i / 8, 0xff, npages / 8);  in set_dirty_bits()
575 		memset((char *)map + i / 8, 0xff, npages / 8);  in set_dirty_bits_atomic()