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diff --git a/sys/arm64/arm64/efirt_machdep.c b/sys/arm64/arm64/efirt_machdep.c
--- a/sys/arm64/arm64/efirt_machdep.c
+++ b/sys/arm64/arm64/efirt_machdep.c
@@ -110,7 +110,7 @@
mphys = VM_PAGE_TO_PHYS(m);
*l0 = mphys | L0_TABLE;
} else {
- mphys = *l0 & ~ATTR_MASK;
+ mphys = PTE_TO_PA(*l0);
}
l1 = (pd_entry_t *)PHYS_TO_DMAP(mphys);
@@ -121,7 +121,7 @@
mphys = VM_PAGE_TO_PHYS(m);
*l1 = mphys | L1_TABLE;
} else {
- mphys = *l1 & ~ATTR_MASK;
+ mphys = PTE_TO_PA(*l1);
}
l2 = (pd_entry_t *)PHYS_TO_DMAP(mphys);
@@ -132,7 +132,7 @@
mphys = VM_PAGE_TO_PHYS(m);
*l2 = mphys | L2_TABLE;
} else {
- mphys = *l2 & ~ATTR_MASK;
+ mphys = PTE_TO_PA(*l2);
}
l3 = (pt_entry_t *)PHYS_TO_DMAP(mphys);
diff --git a/sys/arm64/arm64/minidump_machdep.c b/sys/arm64/arm64/minidump_machdep.c
--- a/sys/arm64/arm64/minidump_machdep.c
+++ b/sys/arm64/arm64/minidump_machdep.c
@@ -183,7 +183,7 @@
l1e = atomic_load_64(l1);
l2e = atomic_load_64(l2);
if ((l1e & ATTR_DESCR_MASK) == L1_BLOCK) {
- pa = l1e & ~ATTR_MASK;
+ pa = PTE_TO_PA(l1e);
for (i = 0; i < Ln_ENTRIES * Ln_ENTRIES;
i++, pa += PAGE_SIZE)
if (vm_phys_is_dumpable(pa))
@@ -192,7 +192,7 @@
pmapsize += (Ln_ENTRIES - 1) * PAGE_SIZE;
va += L1_SIZE - L2_SIZE;
} else if ((l2e & ATTR_DESCR_MASK) == L2_BLOCK) {
- pa = l2e & ~ATTR_MASK;
+ pa = PTE_TO_PA(l2e);
for (i = 0; i < Ln_ENTRIES; i++, pa += PAGE_SIZE) {
if (vm_phys_is_dumpable(pa))
vm_page_dump_add(state->dump_bitset,
@@ -203,7 +203,7 @@
l3e = atomic_load_64(&l3[i]);
if ((l3e & ATTR_DESCR_MASK) != L3_PAGE)
continue;
- pa = l3e & ~ATTR_MASK;
+ pa = PTE_TO_PA(l3e);
if (PHYS_IN_DMAP(pa) && vm_phys_is_dumpable(pa))
vm_page_dump_add(state->dump_bitset,
pa);
@@ -306,7 +306,7 @@
* Handle a 1GB block mapping: write out 512 fake L2
* pages.
*/
- pa = (l1e & ~ATTR_MASK) | (va & L1_OFFSET);
+ pa = (PTE_TO_PA(l1e)) | (va & L1_OFFSET);
for (i = 0; i < Ln_ENTRIES; i++) {
for (j = 0; j < Ln_ENTRIES; j++) {
@@ -326,7 +326,7 @@
bzero(&tmpbuffer, sizeof(tmpbuffer));
va += L1_SIZE - L2_SIZE;
} else if ((l2e & ATTR_DESCR_MASK) == L2_BLOCK) {
- pa = (l2e & ~ATTR_MASK) | (va & L2_OFFSET);
+ pa = (PTE_TO_PA(l2e)) | (va & L2_OFFSET);
/* Generate fake l3 entries based upon the l1 entry */
for (i = 0; i < Ln_ENTRIES; i++) {
@@ -343,7 +343,7 @@
bzero(&tmpbuffer, sizeof(tmpbuffer));
continue;
} else {
- pa = l2e & ~ATTR_MASK;
+ pa = PTE_TO_PA(l2e);
/*
* We always write a page, even if it is zero. If pa
diff --git a/sys/arm64/arm64/pmap.c b/sys/arm64/arm64/pmap.c
--- a/sys/arm64/arm64/pmap.c
+++ b/sys/arm64/arm64/pmap.c
@@ -519,7 +519,7 @@
{
pd_entry_t *l1;
- l1 = (pd_entry_t *)PHYS_TO_DMAP(pmap_load(l0) & ~ATTR_MASK);
+ l1 = (pd_entry_t *)PHYS_TO_DMAP(PTE_TO_PA(pmap_load(l0)));
return (&l1[pmap_l1_index(va)]);
}
@@ -552,7 +552,7 @@
("%s: L1 entry %#lx for %#lx is invalid", __func__, l1, va));
KASSERT((l1 & ATTR_DESCR_TYPE_MASK) == ATTR_DESCR_TYPE_TABLE,
("%s: L1 entry %#lx for %#lx is a leaf", __func__, l1, va));
- l2p = (pd_entry_t *)PHYS_TO_DMAP(l1 & ~ATTR_MASK);
+ l2p = (pd_entry_t *)PHYS_TO_DMAP(PTE_TO_PA(l1));
return (&l2p[pmap_l2_index(va)]);
}
@@ -586,7 +586,7 @@
("%s: L2 entry %#lx for %#lx is invalid", __func__, l2, va));
KASSERT((l2 & ATTR_DESCR_TYPE_MASK) == ATTR_DESCR_TYPE_TABLE,
("%s: L2 entry %#lx for %#lx is a leaf", __func__, l2, va));
- l3p = (pt_entry_t *)PHYS_TO_DMAP(l2 & ~ATTR_MASK);
+ l3p = (pt_entry_t *)PHYS_TO_DMAP(PTE_TO_PA(l2));
return (&l3p[pmap_l3_index(va)]);
}
@@ -948,7 +948,7 @@
l0e = pagetable_l0_ttbr1[l0_slot];
if ((l0e & ATTR_DESCR_VALID) != 0) {
MPASS((l0e & ATTR_DESCR_MASK) == L0_TABLE);
- l1_pa = l0e & ~ATTR_MASK;
+ l1_pa = PTE_TO_PA(l0e);
state->l1 = (pt_entry_t *)PHYS_TO_DMAP(l1_pa);
return;
}
@@ -996,7 +996,7 @@
l1e = state->l1[l1_slot];
if ((l1e & ATTR_DESCR_VALID) != 0) {
MPASS((l1e & ATTR_DESCR_MASK) == L1_TABLE);
- l2_pa = l1e & ~ATTR_MASK;
+ l2_pa = PTE_TO_PA(l1e);
state->l2 = (pt_entry_t *)PHYS_TO_DMAP(l2_pa);
return;
}
@@ -1040,7 +1040,7 @@
l2e = state->l2[l2_slot];
if ((l2e & ATTR_DESCR_VALID) != 0) {
MPASS((l2e & ATTR_DESCR_MASK) == L2_TABLE);
- l3_pa = l2e & ~ATTR_MASK;
+ l3_pa = PTE_TO_PA(l2e);
state->l3 = (pt_entry_t *)PHYS_TO_DMAP(l3_pa);
return;
}
@@ -1792,7 +1792,7 @@
pte = pmap_pte(pmap, va, &lvl);
if (pte != NULL) {
tpte = pmap_load(pte);
- pa = tpte & ~ATTR_MASK;
+ pa = PTE_TO_PA(tpte);
switch(lvl) {
case 1:
PMAP_ASSERT_L1_BLOCKS_SUPPORTED;
@@ -1875,7 +1875,7 @@
default:
off = 0;
}
- m = PHYS_TO_VM_PAGE((tpte & ~ATTR_MASK) | off);
+ m = PHYS_TO_VM_PAGE(PTE_TO_PA(tpte) | off);
if (m != NULL && !vm_page_wire_mapped(m))
m = NULL;
}
@@ -1935,7 +1935,7 @@
return (false);
if ((tpte & ATTR_DESCR_TYPE_MASK) == ATTR_DESCR_TYPE_BLOCK) {
if (pa != NULL)
- *pa = (tpte & ~ATTR_MASK) | (va & L1_OFFSET);
+ *pa = PTE_TO_PA(tpte) | (va & L1_OFFSET);
return (true);
}
pte = pmap_l1_to_l2(&tpte, va);
@@ -1944,7 +1944,7 @@
return (false);
if ((tpte & ATTR_DESCR_TYPE_MASK) == ATTR_DESCR_TYPE_BLOCK) {
if (pa != NULL)
- *pa = (tpte & ~ATTR_MASK) | (va & L2_OFFSET);
+ *pa = PTE_TO_PA(tpte) | (va & L2_OFFSET);
return (true);
}
pte = pmap_l2_to_l3(&tpte, va);
@@ -1952,7 +1952,7 @@
if (tpte == 0)
return (false);
if (pa != NULL)
- *pa = (tpte & ~ATTR_MASK) | (va & L3_OFFSET);
+ *pa = PTE_TO_PA(tpte) | (va & L3_OFFSET);
return (true);
}
@@ -2204,7 +2204,7 @@
l1 = pmap_l1(pmap, va);
tl1 = pmap_load(l1);
- l2pg = PHYS_TO_VM_PAGE(tl1 & ~ATTR_MASK);
+ l2pg = PHYS_TO_VM_PAGE(PTE_TO_PA(tl1));
pmap_unwire_l3(pmap, va, l2pg, free);
} else if (m->pindex < (NUL2E + NUL1E)) {
/* We just released an l2, unhold the matching l1 */
@@ -2213,7 +2213,7 @@
l0 = pmap_l0(pmap, va);
tl0 = pmap_load(l0);
- l1pg = PHYS_TO_VM_PAGE(tl0 & ~ATTR_MASK);
+ l1pg = PHYS_TO_VM_PAGE(PTE_TO_PA(tl0));
pmap_unwire_l3(pmap, va, l1pg, free);
}
pmap_invalidate_page(pmap, va, false);
@@ -2240,7 +2240,7 @@
if (ADDR_IS_KERNEL(va))
return (0);
KASSERT(ptepde != 0, ("pmap_unuse_pt: ptepde != 0"));
- mpte = PHYS_TO_VM_PAGE(ptepde & ~ATTR_MASK);
+ mpte = PHYS_TO_VM_PAGE(PTE_TO_PA(ptepde));
return (pmap_unwire_l3(pmap, va, mpte, free));
}
@@ -2425,11 +2425,11 @@
return (NULL);
}
} else {
- l1pg = PHYS_TO_VM_PAGE(tl0 & ~ATTR_MASK);
+ l1pg = PHYS_TO_VM_PAGE(PTE_TO_PA(tl0));
l1pg->ref_count++;
}
- l1 = (pd_entry_t *)PHYS_TO_DMAP(pmap_load(l0) & ~ATTR_MASK);
+ l1 = (pd_entry_t *)PHYS_TO_DMAP(PTE_TO_PA(pmap_load(l0)));
l1 = &l1[ptepindex & Ln_ADDR_MASK];
KASSERT((pmap_load(l1) & ATTR_DESCR_VALID) == 0,
("%s: L1 entry %#lx is valid", __func__, pmap_load(l1)));
@@ -2453,10 +2453,10 @@
return (NULL);
}
tl0 = pmap_load(l0);
- l1 = (pd_entry_t *)PHYS_TO_DMAP(tl0 & ~ATTR_MASK);
+ l1 = (pd_entry_t *)PHYS_TO_DMAP(PTE_TO_PA(tl0));
l1 = &l1[l1index & Ln_ADDR_MASK];
} else {
- l1 = (pd_entry_t *)PHYS_TO_DMAP(tl0 & ~ATTR_MASK);
+ l1 = (pd_entry_t *)PHYS_TO_DMAP(PTE_TO_PA(tl0));
l1 = &l1[l1index & Ln_ADDR_MASK];
tl1 = pmap_load(l1);
if (tl1 == 0) {
@@ -2468,12 +2468,12 @@
return (NULL);
}
} else {
- l2pg = PHYS_TO_VM_PAGE(tl1 & ~ATTR_MASK);
+ l2pg = PHYS_TO_VM_PAGE(PTE_TO_PA(tl1));
l2pg->ref_count++;
}
}
- l2 = (pd_entry_t *)PHYS_TO_DMAP(pmap_load(l1) & ~ATTR_MASK);
+ l2 = (pd_entry_t *)PHYS_TO_DMAP(PTE_TO_PA(pmap_load(l1)));
l2 = &l2[ptepindex & Ln_ADDR_MASK];
KASSERT((pmap_load(l2) & ATTR_DESCR_VALID) == 0,
("%s: L2 entry %#lx is valid", __func__, pmap_load(l2)));
@@ -2502,7 +2502,7 @@
l2 = pmap_l1_to_l2(l1, va);
if (!ADDR_IS_KERNEL(va)) {
/* Add a reference to the L2 page. */
- l2pg = PHYS_TO_VM_PAGE(pmap_load(l1) & ~ATTR_MASK);
+ l2pg = PHYS_TO_VM_PAGE(PTE_TO_PA(pmap_load(l1)));
l2pg->ref_count++;
} else
l2pg = NULL;
@@ -2571,7 +2571,7 @@
case 2:
tpde = pmap_load(pde);
if (tpde != 0) {
- m = PHYS_TO_VM_PAGE(tpde & ~ATTR_MASK);
+ m = PHYS_TO_VM_PAGE(PTE_TO_PA(tpde));
m->ref_count++;
return (m);
}
@@ -2884,7 +2884,7 @@
if ((tpte & ATTR_SW_WIRED) != 0)
continue;
tpte = pmap_load_clear(pte);
- m = PHYS_TO_VM_PAGE(tpte & ~ATTR_MASK);
+ m = PHYS_TO_VM_PAGE(PTE_TO_PA(tpte));
if (pmap_pte_dirty(pmap, tpte))
vm_page_dirty(m);
if ((tpte & ATTR_AF) != 0) {
@@ -3357,7 +3357,7 @@
NULL : lockp)) == NULL)
return (false);
pv->pv_va = va;
- pa = l2e & ~ATTR_MASK;
+ pa = PTE_TO_PA(l2e);
CHANGE_PV_LIST_LOCK_TO_PHYS(lockp, pa);
pvh = pa_to_pvh(pa);
TAILQ_INSERT_TAIL(&pvh->pv_list, pv, pv_next);
@@ -3426,9 +3426,9 @@
pmap->pm_stats.wired_count -= L2_SIZE / PAGE_SIZE;
pmap_resident_count_dec(pmap, L2_SIZE / PAGE_SIZE);
if (old_l2 & ATTR_SW_MANAGED) {
- m = PHYS_TO_VM_PAGE(old_l2 & ~ATTR_MASK);
+ m = PHYS_TO_VM_PAGE(PTE_TO_PA(old_l2));
pvh = page_to_pvh(m);
- CHANGE_PV_LIST_LOCK_TO_PHYS(lockp, old_l2 & ~ATTR_MASK);
+ CHANGE_PV_LIST_LOCK_TO_PHYS(lockp, PTE_TO_PA(old_l2));
pmap_pvh_free(pvh, pmap, sva);
for (mt = m; mt < &m[L2_SIZE / PAGE_SIZE]; mt++) {
if (pmap_pte_dirty(pmap, old_l2))
@@ -3475,7 +3475,7 @@
pmap->pm_stats.wired_count -= 1;
pmap_resident_count_dec(pmap, 1);
if (old_l3 & ATTR_SW_MANAGED) {
- m = PHYS_TO_VM_PAGE(old_l3 & ~ATTR_MASK);
+ m = PHYS_TO_VM_PAGE(PTE_TO_PA(old_l3));
if (pmap_pte_dirty(pmap, old_l3))
vm_page_dirty(m);
if (old_l3 & ATTR_AF)
@@ -3514,7 +3514,7 @@
PMAP_LOCK_ASSERT(pmap, MA_OWNED);
KASSERT(rounddown2(sva, L2_SIZE) + L2_SIZE == roundup2(eva, L2_SIZE),
("pmap_remove_l3_range: range crosses an L3 page table boundary"));
- l3pg = !ADDR_IS_KERNEL(sva) ? PHYS_TO_VM_PAGE(l2e & ~ATTR_MASK) : NULL;
+ l3pg = !ADDR_IS_KERNEL(sva) ? PHYS_TO_VM_PAGE(PTE_TO_PA(l2e)) : NULL;
va = eva;
for (l3 = pmap_l2_to_l3(&l2e, sva); sva != eva; l3++, sva += L3_SIZE) {
if (!pmap_l3_valid(pmap_load(l3))) {
@@ -3529,7 +3529,7 @@
pmap->pm_stats.wired_count--;
pmap_resident_count_dec(pmap, 1);
if ((old_l3 & ATTR_SW_MANAGED) != 0) {
- m = PHYS_TO_VM_PAGE(old_l3 & ~ATTR_MASK);
+ m = PHYS_TO_VM_PAGE(PTE_TO_PA(old_l3));
if (pmap_pte_dirty(pmap, old_l3))
vm_page_dirty(m);
if ((old_l3 & ATTR_AF) != 0)
@@ -3819,7 +3819,7 @@
if ((old_l2 & ATTR_SW_MANAGED) != 0 &&
(nbits & ATTR_S1_AP(ATTR_S1_AP_RO)) != 0 &&
pmap_pte_dirty(pmap, old_l2)) {
- m = PHYS_TO_VM_PAGE(old_l2 & ~ATTR_MASK);
+ m = PHYS_TO_VM_PAGE(PTE_TO_PA(old_l2));
for (mt = m; mt < &m[L2_SIZE / PAGE_SIZE]; mt++)
vm_page_dirty(mt);
}
@@ -3929,7 +3929,7 @@
if ((l3 & ATTR_SW_MANAGED) != 0 &&
(nbits & ATTR_S1_AP(ATTR_S1_AP_RO)) != 0 &&
pmap_pte_dirty(pmap, l3))
- vm_page_dirty(PHYS_TO_VM_PAGE(l3 & ~ATTR_MASK));
+ vm_page_dirty(PHYS_TO_VM_PAGE(PTE_TO_PA(l3)));
if (va == va_next)
va = sva;
@@ -4128,11 +4128,13 @@
* ineligible for promotion, invalid, or does not map the first 4KB
* physical page within a 2MB page.
*/
- firstl3 = (pt_entry_t *)PHYS_TO_DMAP(pmap_load(l2) & ~ATTR_MASK);
+ firstl3 = (pt_entry_t *)PHYS_TO_DMAP(PTE_TO_PA(pmap_load(l2)));
newl2 = pmap_load(firstl3);
if ((newl2 & ATTR_SW_NO_PROMOTE) != 0)
return;
- if ((newl2 & ((~ATTR_MASK & L2_OFFSET) | ATTR_DESCR_MASK)) != L3_PAGE) {
+ /* Check the L3E is the first page within an L2 block */
+ if ((PTE_TO_PA(newl2) & L2_OFFSET) != 0 ||
+ ((newl2 & ATTR_DESCR_MASK) != L3_PAGE)) { /* and is valid */
atomic_add_long(&pmap_l2_p_failures, 1);
CTR2(KTR_PMAP, "pmap_promote_l2: failure for va %#lx"
" in pmap %p", va, pmap);
@@ -4178,10 +4180,12 @@
* L3E maps an unexpected 4KB physical page or does not have identical
* characteristics to the first L3E.
*/
- pa = (newl2 & (~ATTR_MASK | ATTR_DESCR_MASK)) + L2_SIZE - PAGE_SIZE;
+ pa = (PTE_TO_PA(newl2) | (newl2 & ATTR_DESCR_MASK)) + L2_SIZE - PAGE_SIZE;
for (l3 = firstl3 + NL3PG - 1; l3 > firstl3; l3--) {
oldl3 = pmap_load(l3);
- if ((oldl3 & (~ATTR_MASK | ATTR_DESCR_MASK)) != pa) {
+ /* Check each old L3E is mapping the same block of
+ * valid contiguous memory as newl2 */
+ if ((PTE_TO_PA(oldl3) | (oldl3 & ATTR_DESCR_MASK)) != pa) {
atomic_add_long(&pmap_l2_p_failures, 1);
CTR2(KTR_PMAP, "pmap_promote_l2: failure for va %#lx"
" in pmap %p", va, pmap);
@@ -4215,7 +4219,7 @@
* destroyed by pmap_remove_l3().
*/
if (mpte == NULL)
- mpte = PHYS_TO_VM_PAGE(pmap_load(l2) & ~ATTR_MASK);
+ mpte = PHYS_TO_VM_PAGE(PTE_TO_PA(pmap_load(l2)));
KASSERT(mpte >= vm_page_array &&
mpte < &vm_page_array[vm_page_array_size],
("pmap_promote_l2: page table page is out of range"));
@@ -4230,7 +4234,7 @@
}
if ((newl2 & ATTR_SW_MANAGED) != 0)
- pmap_pv_promote_l2(pmap, va, newl2 & ~ATTR_MASK, lockp);
+ pmap_pv_promote_l2(pmap, va, PTE_TO_PA(newl2), lockp);
newl2 &= ~ATTR_DESCR_MASK;
newl2 |= L2_BLOCK;
@@ -4253,9 +4257,9 @@
PMAP_LOCK_ASSERT(pmap, MA_OWNED);
KASSERT(psind > 0 && psind < MAXPAGESIZES,
("psind %d unexpected", psind));
- KASSERT(((newpte & ~ATTR_MASK) & (pagesizes[psind] - 1)) == 0,
+ KASSERT(((PTE_TO_PA(newpte)) & (pagesizes[psind] - 1)) == 0,
("unaligned phys address %#lx newpte %#lx psind %d",
- (newpte & ~ATTR_MASK), newpte, psind));
+ (PTE_TO_PA(newpte)), newpte, psind));
restart:
if (psind == 2) {
@@ -4280,12 +4284,11 @@
KASSERT(l1p != NULL, ("va %#lx lost l1 entry", va));
origpte = pmap_load(l1p);
if ((origpte & ATTR_DESCR_VALID) == 0) {
- mp = PHYS_TO_VM_PAGE(pmap_load(l0p) &
- ~ATTR_MASK);
+ mp = PHYS_TO_VM_PAGE(PTE_TO_PA(pmap_load(l0p)));
mp->ref_count++;
}
}
- KASSERT(((origpte & ~ATTR_MASK) == (newpte & ~ATTR_MASK) &&
+ KASSERT(((PTE_TO_PA(origpte)) == (PTE_TO_PA(newpte)) &&
(origpte & ATTR_DESCR_MASK) == L1_BLOCK) ||
(origpte & ATTR_DESCR_VALID) == 0,
("va %#lx changing 1G phys page l1 %#lx newpte %#lx",
@@ -4310,14 +4313,13 @@
l1p = pmap_l1(pmap, va);
origpte = pmap_load(l2p);
if ((origpte & ATTR_DESCR_VALID) == 0) {
- mp = PHYS_TO_VM_PAGE(pmap_load(l1p) &
- ~ATTR_MASK);
+ mp = PHYS_TO_VM_PAGE(PTE_TO_PA(pmap_load(l1p)));
mp->ref_count++;
}
}
KASSERT((origpte & ATTR_DESCR_VALID) == 0 ||
((origpte & ATTR_DESCR_MASK) == L2_BLOCK &&
- (origpte & ~ATTR_MASK) == (newpte & ~ATTR_MASK)),
+ (PTE_TO_PA(origpte)) == (PTE_TO_PA(newpte))),
("va %#lx changing 2M phys page l2 %#lx newpte %#lx",
va, origpte, newpte));
pmap_store(l2p, newpte);
@@ -4444,7 +4446,7 @@
if (pde != NULL && lvl == 2) {
l3 = pmap_l2_to_l3(pde, va);
if (!ADDR_IS_KERNEL(va) && mpte == NULL) {
- mpte = PHYS_TO_VM_PAGE(pmap_load(pde) & ~ATTR_MASK);
+ mpte = PHYS_TO_VM_PAGE(PTE_TO_PA(pmap_load(pde)));
mpte->ref_count++;
}
goto havel3;
@@ -4455,7 +4457,7 @@
l3 = &l3[pmap_l3_index(va)];
if (!ADDR_IS_KERNEL(va)) {
mpte = PHYS_TO_VM_PAGE(
- pmap_load(l2) & ~ATTR_MASK);
+ PTE_TO_PA(pmap_load(l2)));
mpte->ref_count++;
}
goto havel3;
@@ -4483,7 +4485,7 @@
havel3:
orig_l3 = pmap_load(l3);
- opa = orig_l3 & ~ATTR_MASK;
+ opa = PTE_TO_PA(orig_l3);
pv = NULL;
/*
@@ -4531,7 +4533,7 @@
* the mapping.
*/
orig_l3 = pmap_load_clear(l3);
- KASSERT((orig_l3 & ~ATTR_MASK) == opa,
+ KASSERT((PTE_TO_PA(orig_l3)) == opa,
("pmap_enter: unexpected pa update for %#lx", va));
if ((orig_l3 & ATTR_SW_MANAGED) != 0) {
om = PHYS_TO_VM_PAGE(opa);
@@ -4766,7 +4768,7 @@
" in pmap %p", va, pmap);
return (KERN_NO_SPACE);
} else if (!ADDR_IS_KERNEL(va) ||
- !pmap_every_pte_zero(old_l2 & ~ATTR_MASK)) {
+ !pmap_every_pte_zero(PTE_TO_PA(old_l2))) {
if (l2pg != NULL)
l2pg->ref_count--;
CTR2(KTR_PMAP,
@@ -4798,7 +4800,7 @@
* an invalidation at all levels after clearing
* the L2_TABLE entry.
*/
- mt = PHYS_TO_VM_PAGE(pmap_load(l2) & ~ATTR_MASK);
+ mt = PHYS_TO_VM_PAGE(PTE_TO_PA(pmap_load(l2)));
if (pmap_insert_pt_page(pmap, mt, false))
panic("pmap_enter_l2: trie insert failed");
pmap_clear(l2);
@@ -4833,10 +4835,10 @@
/*
* Conditionally sync the icache. See pmap_enter() for details.
*/
- if ((new_l2 & ATTR_S1_XN) == 0 && ((new_l2 & ~ATTR_MASK) !=
- (old_l2 & ~ATTR_MASK) || (old_l2 & ATTR_S1_XN) != 0) &&
+ if ((new_l2 & ATTR_S1_XN) == 0 && ((PTE_TO_PA(new_l2)) !=
+ (PTE_TO_PA(old_l2)) || (old_l2 & ATTR_S1_XN) != 0) &&
pmap != kernel_pmap && m->md.pv_memattr == VM_MEMATTR_WRITE_BACK) {
- cpu_icache_sync_range(PHYS_TO_DMAP(new_l2 & ~ATTR_MASK),
+ cpu_icache_sync_range(PHYS_TO_DMAP(PTE_TO_PA(new_l2)),
L2_SIZE);
}
@@ -4971,8 +4973,8 @@
if ((pmap_load(l2) & ATTR_DESCR_MASK) ==
L2_BLOCK)
return (NULL);
- mpte = PHYS_TO_VM_PAGE(pmap_load(l2) &
- ~ATTR_MASK);
+ mpte = PHYS_TO_VM_PAGE(
+ PTE_TO_PA(pmap_load(l2)));
mpte->ref_count++;
} else {
mpte = _pmap_alloc_l3(pmap, l2pindex,
@@ -5231,8 +5233,8 @@
l1 = pmap_l1(dst_pmap, addr);
} else {
l0 = pmap_l0(dst_pmap, addr);
- dst_m = PHYS_TO_VM_PAGE(pmap_load(l0) &
- ~ATTR_MASK);
+ dst_m = PHYS_TO_VM_PAGE(
+ PTE_TO_PA(pmap_load(l0)));
dst_m->ref_count++;
}
KASSERT(pmap_load(l1) == 0,
@@ -5287,13 +5289,12 @@
}
KASSERT((srcptepaddr & ATTR_DESCR_MASK) == L2_TABLE,
("pmap_copy: invalid L2 entry"));
- srcptepaddr &= ~ATTR_MASK;
- srcmpte = PHYS_TO_VM_PAGE(srcptepaddr);
+ srcmpte = PHYS_TO_VM_PAGE(PTE_TO_PA(srcptepaddr));
KASSERT(srcmpte->ref_count > 0,
("pmap_copy: source page table page is unused"));
if (va_next > end_addr)
va_next = end_addr;
- src_pte = (pt_entry_t *)PHYS_TO_DMAP(srcptepaddr);
+ src_pte = (pt_entry_t *)PHYS_TO_DMAP(PTE_TO_PA(srcptepaddr));
src_pte = &src_pte[pmap_l3_index(addr)];
dstmpte = NULL;
for (; addr < va_next; addr += PAGE_SIZE, src_pte++) {
@@ -5317,7 +5318,7 @@
dst_pte = &dst_pte[pmap_l3_index(addr)];
if (pmap_load(dst_pte) == 0 &&
pmap_try_insert_pv_entry(dst_pmap, addr,
- PHYS_TO_VM_PAGE(ptetemp & ~ATTR_MASK), &lock)) {
+ PHYS_TO_VM_PAGE(PTE_TO_PA(ptetemp)), &lock)) {
/*
* Clear the wired, modified, and accessed
* (referenced) bits during the copy.
@@ -5673,7 +5674,7 @@
*/
pmap_clear(pte);
- pa = tpte & ~ATTR_MASK;
+ pa = PTE_TO_PA(tpte);
m = PHYS_TO_VM_PAGE(pa);
KASSERT(m->phys_addr == pa,
@@ -6261,7 +6262,7 @@
* can be avoided by making the page
* dirty now.
*/
- m = PHYS_TO_VM_PAGE(oldl3 & ~ATTR_MASK);
+ m = PHYS_TO_VM_PAGE(PTE_TO_PA(oldl3));
vm_page_dirty(m);
}
while (!atomic_fcmpset_long(l3, &oldl3,
@@ -6336,7 +6337,7 @@
* Write protect the mapping to a single page so that
* a subsequent write access may repromote.
*/
- va += VM_PAGE_TO_PHYS(m) - (oldl2 & ~ATTR_MASK);
+ va += VM_PAGE_TO_PHYS(m) - (PTE_TO_PA(oldl2));
l3 = pmap_l2_to_l3(l2, va);
oldl3 = pmap_load(l3);
while (!atomic_fcmpset_long(l3, &oldl3,
@@ -6744,7 +6745,7 @@
pmap_update_entry(kernel_pmap, ptep, pte, tmpva,
pte_size);
- pa = pte & ~ATTR_MASK;
+ pa = PTE_TO_PA(pte);
if (!VIRT_IN_DMAP(tmpva) && PHYS_IN_DMAP(pa)) {
/*
* Keep the DMAP memory in sync.
@@ -6812,7 +6813,7 @@
l2 = (pt_entry_t *)PHYS_TO_DMAP(l2phys);
/* Address the range points at */
- phys = oldl1 & ~ATTR_MASK;
+ phys = PTE_TO_PA(oldl1);
/* The attributed from the old l1 table to be copied */
newl2 = oldl1 & ATTR_MASK;
@@ -7006,7 +7007,7 @@
* Demote the PV entry.
*/
if ((oldl2 & ATTR_SW_MANAGED) != 0)
- pmap_pv_demote_l2(pmap, va, oldl2 & ~ATTR_MASK, lockp);
+ pmap_pv_demote_l2(pmap, va, PTE_TO_PA(oldl2), lockp);
atomic_add_long(&pmap_l2_demotions, 1);
CTR3(KTR_PMAP, "pmap_demote_l2: success for va %#lx"
@@ -7078,7 +7079,7 @@
if ((tpte & ATTR_AF) == ATTR_AF)
val |= MINCORE_REFERENCED | MINCORE_REFERENCED_OTHER;
- pa = (tpte & ~ATTR_MASK) | (addr & mask);
+ pa = (PTE_TO_PA(tpte)) | (addr & mask);
} else {
managed = false;
val = 0;
@@ -8006,7 +8007,7 @@
sva += L0_SIZE;
continue;
}
- pa = l0e & ~ATTR_MASK;
+ pa = PTE_TO_PA(l0e);
l1 = (pd_entry_t *)PHYS_TO_DMAP(pa);
for (j = pmap_l1_index(sva); j < Ln_ENTRIES; j++) {
@@ -8024,7 +8025,7 @@
sva += L1_SIZE;
continue;
}
- pa = l1e & ~ATTR_MASK;
+ pa = PTE_TO_PA(l1e);
l2 = (pd_entry_t *)PHYS_TO_DMAP(pa);
for (k = pmap_l2_index(sva); k < Ln_ENTRIES; k++) {
@@ -8041,7 +8042,7 @@
sva += L2_SIZE;
continue;
}
- pa = l2e & ~ATTR_MASK;
+ pa = PTE_TO_PA(l2e);
l3 = (pt_entry_t *)PHYS_TO_DMAP(pa);
for (l = pmap_l3_index(sva); l < Ln_ENTRIES;
diff --git a/sys/arm64/include/pte.h b/sys/arm64/include/pte.h
--- a/sys/arm64/include/pte.h
+++ b/sys/arm64/include/pte.h
@@ -51,6 +51,12 @@
#define ATTR_MASK_H UINT64_C(0xfffc000000000000)
#define ATTR_MASK_L UINT64_C(0x0000000000000fff)
#define ATTR_MASK (ATTR_MASK_H | ATTR_MASK_L)
+
+#define BASE_MASK ~ATTR_MASK
+#define BASE_ADDR(x) ((x) & BASE_MASK)
+
+#define PTE_TO_PA(pte) BASE_ADDR(pte)
+
/* Bits 58:55 are reserved for software */
#define ATTR_SW_UNUSED1 (1UL << 58)
#define ATTR_SW_NO_PROMOTE (1UL << 57)

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