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D46466.diff
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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
@@ -214,7 +214,7 @@
p->md_phys, mode, p->md_pages);
}
- l3_attr = ATTR_DEFAULT | ATTR_S1_IDX(mode) |
+ l3_attr = ATTR_AF | ATTR_SH(ATTR_SH_IS) | ATTR_S1_IDX(mode) |
ATTR_S1_AP(ATTR_S1_AP_RW) | ATTR_S1_nG | L3_PAGE;
if (mode == VM_MEMATTR_DEVICE || p->md_attr & EFI_MD_ATTR_XP)
l3_attr |= ATTR_S1_XN;
diff --git a/sys/arm64/arm64/locore.S b/sys/arm64/arm64/locore.S
--- a/sys/arm64/arm64/locore.S
+++ b/sys/arm64/arm64/locore.S
@@ -747,7 +747,7 @@
/* Build the L2 block entry */
orr x12, x7, #L2_BLOCK
- orr x12, x12, #(ATTR_DEFAULT)
+ orr x12, x12, #(ATTR_AF | ATTR_SH(ATTR_SH_IS))
orr x12, x12, #(ATTR_S1_UXN)
#ifdef __ARM_FEATURE_BTI_DEFAULT
orr x12, x12, #(ATTR_S1_GP)
@@ -823,7 +823,7 @@
/* Build the L3 page entry */
orr x12, x7, #L3_PAGE
- orr x12, x12, #(ATTR_DEFAULT)
+ orr x12, x12, #(ATTR_AF | ATTR_SH(ATTR_SH_IS))
orr x12, x12, #(ATTR_S1_UXN)
#ifdef __ARM_FEATURE_BTI_DEFAULT
orr x12, x12, #(ATTR_S1_GP)
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
@@ -310,8 +310,8 @@
for (i = 0; i < Ln_ENTRIES; i++) {
for (j = 0; j < Ln_ENTRIES; j++) {
tmpbuffer[j] = (pa + i * L2_SIZE +
- j * PAGE_SIZE) | ATTR_DEFAULT |
- L3_PAGE;
+ j * PAGE_SIZE) | ATTR_AF |
+ ATTR_SH(ATTR_SH_IS) | L3_PAGE;
}
error = blk_write(di, (char *)&tmpbuffer, 0,
PAGE_SIZE);
@@ -330,7 +330,7 @@
/* Generate fake l3 entries based upon the l1 entry */
for (i = 0; i < Ln_ENTRIES; i++) {
tmpbuffer[i] = (pa + i * PAGE_SIZE) |
- ATTR_DEFAULT | L3_PAGE;
+ ATTR_AF | ATTR_SH(ATTR_SH_IS) | L3_PAGE;
}
error = blk_write(di, (char *)&tmpbuffer, 0, PAGE_SIZE);
if (error)
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
@@ -185,8 +185,8 @@
#else
#define ATTR_KERN_GP 0
#endif
-#define PMAP_SAN_PTE_BITS (ATTR_DEFAULT | ATTR_S1_XN | ATTR_KERN_GP | \
- ATTR_S1_IDX(VM_MEMATTR_WRITE_BACK) | ATTR_S1_AP(ATTR_S1_AP_RW))
+#define PMAP_SAN_PTE_BITS (ATTR_AF | ATTR_SH(ATTR_SH_IS) | ATTR_S1_XN | \
+ ATTR_KERN_GP | ATTR_S1_IDX(VM_MEMATTR_WRITE_BACK) | ATTR_S1_AP(ATTR_S1_AP_RW))
struct pmap_large_md_page {
struct rwlock pv_lock;
@@ -1150,7 +1150,7 @@
MPASS((state->pa & L2_OFFSET) == 0);
MPASS(state->l2[l2_slot] == 0);
pmap_store(&state->l2[l2_slot], PHYS_TO_PTE(state->pa) |
- ATTR_DEFAULT | ATTR_S1_XN | ATTR_KERN_GP |
+ ATTR_AF | ATTR_SH(ATTR_SH_IS) | ATTR_S1_XN | ATTR_KERN_GP |
ATTR_S1_IDX(VM_MEMATTR_WRITE_BACK) | contig | L2_BLOCK);
}
MPASS(state->va == (state->pa - dmap_phys_base + DMAP_MIN_ADDRESS));
@@ -1200,7 +1200,7 @@
MPASS((state->pa & L3_OFFSET) == 0);
MPASS(state->l3[l3_slot] == 0);
pmap_store(&state->l3[l3_slot], PHYS_TO_PTE(state->pa) |
- ATTR_DEFAULT | ATTR_S1_XN | ATTR_KERN_GP |
+ ATTR_AF | ATTR_SH(ATTR_SH_IS) | ATTR_S1_XN | ATTR_KERN_GP |
ATTR_S1_IDX(VM_MEMATTR_WRITE_BACK) | contig | L3_PAGE);
}
MPASS(state->va == (state->pa - dmap_phys_base + DMAP_MIN_ADDRESS));
@@ -1242,7 +1242,8 @@
MPASS((bs_state.pa & L1_OFFSET) == 0);
pmap_store(
&bs_state.l1[pmap_l1_index(bs_state.va)],
- PHYS_TO_PTE(bs_state.pa) | ATTR_DEFAULT |
+ PHYS_TO_PTE(bs_state.pa) | ATTR_AF |
+ ATTR_SH(ATTR_SH_IS) |
ATTR_S1_IDX(VM_MEMATTR_WRITE_BACK) |
ATTR_S1_XN | ATTR_KERN_GP | L1_BLOCK);
}
@@ -2111,8 +2112,8 @@
KASSERT((size & PAGE_MASK) == 0,
("pmap_kenter: Mapping is not page-sized"));
- attr = ATTR_DEFAULT | ATTR_S1_AP(ATTR_S1_AP_RW) | ATTR_S1_XN |
- ATTR_KERN_GP | ATTR_S1_IDX(mode);
+ attr = ATTR_AF | ATTR_SH(ATTR_SH_IS) | ATTR_S1_AP(ATTR_S1_AP_RW) |
+ ATTR_S1_XN | ATTR_KERN_GP | ATTR_S1_IDX(mode);
old_l3e = 0;
va = sva;
while (size != 0) {
@@ -2326,7 +2327,8 @@
("pmap_qenter: Invalid level %d", lvl));
m = ma[i];
- attr = ATTR_DEFAULT | ATTR_S1_AP(ATTR_S1_AP_RW) | ATTR_S1_XN |
+ attr = ATTR_AF | ATTR_SH(ATTR_SH_IS) |
+ ATTR_S1_AP(ATTR_S1_AP_RW) | ATTR_S1_XN |
ATTR_KERN_GP | ATTR_S1_IDX(m->md.pv_memattr) | L3_PAGE;
pte = pmap_l2_to_l3(pde, va);
old_l3e |= pmap_load_store(pte, VM_PAGE_TO_PTE(m) | attr);
@@ -5122,7 +5124,8 @@
if ((m->oflags & VPO_UNMANAGED) == 0)
VM_PAGE_OBJECT_BUSY_ASSERT(m);
pa = VM_PAGE_TO_PHYS(m);
- new_l3 = (pt_entry_t)(PHYS_TO_PTE(pa) | ATTR_DEFAULT | L3_PAGE);
+ new_l3 = (pt_entry_t)(PHYS_TO_PTE(pa) | ATTR_AF | ATTR_SH(ATTR_SH_IS) |
+ L3_PAGE);
new_l3 |= pmap_pte_memattr(pmap, m->md.pv_memattr);
new_l3 |= pmap_pte_prot(pmap, prot);
if ((flags & PMAP_ENTER_WIRED) != 0)
@@ -5465,13 +5468,13 @@
KASSERT(ADDR_IS_CANONICAL(va),
("%s: Address not in canonical form: %lx", __func__, va));
- new_l2 = (pd_entry_t)(VM_PAGE_TO_PTE(m) | ATTR_DEFAULT |
+ new_l2 = (pd_entry_t)(VM_PAGE_TO_PTE(m) | ATTR_SH(ATTR_SH_IS) |
ATTR_S1_IDX(m->md.pv_memattr) | ATTR_S1_AP(ATTR_S1_AP_RO) |
L2_BLOCK);
- if ((m->oflags & VPO_UNMANAGED) == 0) {
+ if ((m->oflags & VPO_UNMANAGED) == 0)
new_l2 |= ATTR_SW_MANAGED;
- new_l2 &= ~ATTR_AF;
- }
+ else
+ new_l2 |= ATTR_AF;
if ((prot & VM_PROT_EXECUTE) == 0 ||
m->md.pv_memattr == VM_MEMATTR_DEVICE)
new_l2 |= ATTR_S1_XN;
@@ -5694,13 +5697,13 @@
KASSERT(ADDR_IS_CANONICAL(va),
("%s: Address not in canonical form: %lx", __func__, va));
- l3e = VM_PAGE_TO_PTE(m) | ATTR_DEFAULT |
+ l3e = VM_PAGE_TO_PTE(m) | ATTR_SH(ATTR_SH_IS) |
ATTR_S1_IDX(m->md.pv_memattr) | ATTR_S1_AP(ATTR_S1_AP_RO) |
ATTR_CONTIGUOUS | L3_PAGE;
- if ((m->oflags & VPO_UNMANAGED) == 0) {
+ if ((m->oflags & VPO_UNMANAGED) == 0)
l3e |= ATTR_SW_MANAGED;
- l3e &= ~ATTR_AF;
- }
+ else
+ l3e |= ATTR_AF;
if ((prot & VM_PROT_EXECUTE) == 0 ||
m->md.pv_memattr == VM_MEMATTR_DEVICE)
l3e |= ATTR_S1_XN;
@@ -6091,8 +6094,8 @@
pmap_resident_count_inc(pmap, 1);
pa = VM_PAGE_TO_PHYS(m);
- l3_val = PHYS_TO_PTE(pa) | ATTR_DEFAULT | ATTR_S1_IDX(m->md.pv_memattr) |
- ATTR_S1_AP(ATTR_S1_AP_RO) | L3_PAGE;
+ l3_val = PHYS_TO_PTE(pa) | ATTR_SH(ATTR_SH_IS) |
+ ATTR_S1_IDX(m->md.pv_memattr) | ATTR_S1_AP(ATTR_S1_AP_RO) | L3_PAGE;
l3_val |= pmap_pte_bti(pmap, va);
if ((prot & VM_PROT_EXECUTE) == 0 ||
m->md.pv_memattr == VM_MEMATTR_DEVICE)
@@ -6107,10 +6110,10 @@
/*
* Now validate mapping with RO protection
*/
- if ((m->oflags & VPO_UNMANAGED) == 0) {
+ if ((m->oflags & VPO_UNMANAGED) == 0)
l3_val |= ATTR_SW_MANAGED;
- l3_val &= ~ATTR_AF;
- }
+ else
+ l3_val |= ATTR_AF;
/* Sync icache before the mapping is stored to PTE */
if ((prot & VM_PROT_EXECUTE) && pmap != kernel_pmap &&
@@ -7741,9 +7744,9 @@
/* Insert L2_BLOCK */
l2 = pmap_l1_to_l2(pde, va);
old_l2e |= pmap_load_store(l2,
- PHYS_TO_PTE(pa) | ATTR_DEFAULT | ATTR_S1_XN |
- ATTR_KERN_GP | ATTR_S1_IDX(VM_MEMATTR_WRITE_BACK) |
- L2_BLOCK);
+ PHYS_TO_PTE(pa) | ATTR_AF | ATTR_SH(ATTR_SH_IS) |
+ ATTR_S1_XN | ATTR_KERN_GP |
+ ATTR_S1_IDX(VM_MEMATTR_WRITE_BACK) | L2_BLOCK);
va += L2_SIZE;
pa += L2_SIZE;
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
@@ -111,8 +111,6 @@
#define ATTR_S2_MEMATTR_WT 0xa
#define ATTR_S2_MEMATTR_WB 0xf
-#define ATTR_DEFAULT (ATTR_AF | ATTR_SH(ATTR_SH_IS))
-
#define ATTR_DESCR_MASK 3
#define ATTR_DESCR_VALID 1
#define ATTR_DESCR_TYPE_MASK 2
diff --git a/sys/arm64/iommu/iommu_pmap.c b/sys/arm64/iommu/iommu_pmap.c
--- a/sys/arm64/iommu/iommu_pmap.c
+++ b/sys/arm64/iommu/iommu_pmap.c
@@ -708,7 +708,7 @@
KASSERT(va < VM_MAXUSER_ADDRESS, ("wrong address space"));
va = trunc_page(va);
- new_l3 = (pt_entry_t)(pa | ATTR_DEFAULT |
+ new_l3 = (pt_entry_t)(pa | ATTR_AF | ATTR_SH(ATTR_SH_IS) |
ATTR_S1_IDX(VM_MEMATTR_DEVICE) | IOMMU_L3_PAGE);
if ((prot & VM_PROT_WRITE) == 0)
new_l3 |= ATTR_S1_AP(ATTR_S1_AP_RO);
diff --git a/sys/arm64/vmm/vmm_mmu.c b/sys/arm64/vmm/vmm_mmu.c
--- a/sys/arm64/vmm/vmm_mmu.c
+++ b/sys/arm64/vmm/vmm_mmu.c
@@ -294,7 +294,7 @@
KASSERT((size & PAGE_MASK) == 0,
("%s: Mapping is not page-sized", __func__));
- l3e = ATTR_DEFAULT | L3_PAGE;
+ l3e = ATTR_AF | ATTR_SH(ATTR_SH_IS) | L3_PAGE;
/* This bit is res1 at EL2 */
l3e |= ATTR_S1_AP(ATTR_S1_AP_USER);
/* Only normal memory is used at EL2 */
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