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kern: add page table contents debug

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This commit is contained in:
Michael Scire
2020-12-11 19:30:48 -08:00
parent 1ec2c0c2cb
commit 9a6cca7499
6 changed files with 189 additions and 16 deletions
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65
libraries/libmesosphere/source/arch/arm64/kern_k_page_table_impl.cpp
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@@ -312,9 +312,6 @@ namespace ams::kern::arch::arm64 {
const uintptr_t end = start + size;
const uintptr_t last = end - 1;
MESOSPHERE_LOG("==== PAGE TABLE DUMP START (%012lx - %012lx) ====\n", start, last);
ON_SCOPE_EXIT { MESOSPHERE_LOG("==== PAGE TABLE DUMP END ====\n"); };
/* Define tracking variables. */
bool unmapped = false;
uintptr_t unmapped_start = 0;
@@ -344,11 +341,27 @@ namespace ams::kern::arch::arm64 {
cur = util::AlignDown(cur, L1BlockSize);
if (unmapped) {
unmapped = false;
MESOSPHERE_LOG("%012lx - %012lx: ---\n", unmapped_start, cur - 1);
MESOSPHERE_RELEASE_LOG("%016lx - %016lx: not mapped\n", unmapped_start, cur - 1);
}
/* Print. */
MESOSPHERE_LOG("%012lx: %016lx\n", cur, *reinterpret_cast<const u64 *>(l1_entry));
MESOSPHERE_RELEASE_LOG("%016lx: %016lx PA=%p SZ=1G Mapped=%d UXN=%d PXN=%d Cont=%d nG=%d AF=%d SH=%x RO=%d UA=%d NS=%d AttrIndx=%d NoMerge=%d,%d,%d\n", cur,
*reinterpret_cast<const u64 *>(l1_entry),
reinterpret_cast<void *>(GetInteger(l1_entry->GetBlock())),
l1_entry->IsMapped(),
l1_entry->IsUserExecuteNever(),
l1_entry->IsPrivilegedExecuteNever(),
l1_entry->IsContiguous(),
!l1_entry->IsGlobal(),
static_cast<int>(l1_entry->GetAccessFlag()),
static_cast<unsigned int>(l1_entry->GetShareable()),
l1_entry->IsReadOnly(),
l1_entry->IsUserAccessible(),
l1_entry->IsNonSecure(),
static_cast<int>(l1_entry->GetPageAttribute()),
l1_entry->IsHeadMergeDisabled(),
l1_entry->IsHeadAndBodyMergeDisabled(),
l1_entry->IsTailMergeDisabled());
/* Advance. */
cur += L1BlockSize;
@@ -373,11 +386,27 @@ namespace ams::kern::arch::arm64 {
cur = util::AlignDown(cur, L2BlockSize);
if (unmapped) {
unmapped = false;
MESOSPHERE_LOG("%012lx - %012lx: ---\n", unmapped_start, cur - 1);
MESOSPHERE_RELEASE_LOG("%016lx - %016lx: not mapped\n", unmapped_start, cur - 1);
}
/* Print. */
MESOSPHERE_LOG("%012lx: %016lx\n", cur, *reinterpret_cast<const u64 *>(l2_entry));
MESOSPHERE_RELEASE_LOG("%016lx: %016lx PA=%p SZ=2M Mapped=%d UXN=%d PXN=%d Cont=%d nG=%d AF=%d SH=%x RO=%d UA=%d NS=%d AttrIndx=%d NoMerge=%d,%d,%d\n", cur,
*reinterpret_cast<const u64 *>(l2_entry),
reinterpret_cast<void *>(GetInteger(l2_entry->GetBlock())),
l2_entry->IsMapped(),
l2_entry->IsUserExecuteNever(),
l2_entry->IsPrivilegedExecuteNever(),
l2_entry->IsContiguous(),
!l2_entry->IsGlobal(),
static_cast<int>(l2_entry->GetAccessFlag()),
static_cast<unsigned int>(l2_entry->GetShareable()),
l2_entry->IsReadOnly(),
l2_entry->IsUserAccessible(),
l2_entry->IsNonSecure(),
static_cast<int>(l2_entry->GetPageAttribute()),
l2_entry->IsHeadMergeDisabled(),
l2_entry->IsHeadAndBodyMergeDisabled(),
l2_entry->IsTailMergeDisabled());
/* Advance. */
cur += L2BlockSize;
@@ -402,11 +431,27 @@ namespace ams::kern::arch::arm64 {
cur = util::AlignDown(cur, L3BlockSize);
if (unmapped) {
unmapped = false;
MESOSPHERE_LOG("%012lx - %012lx: ---\n", unmapped_start, cur - 1);
MESOSPHERE_RELEASE_LOG("%016lx - %016lx: not mapped\n", unmapped_start, cur - 1);
}
/* Print. */
MESOSPHERE_LOG("%012lx: %016lx\n", cur, *reinterpret_cast<const u64 *>(l3_entry));
MESOSPHERE_RELEASE_LOG("%016lx: %016lx PA=%p SZ=4K Mapped=%d UXN=%d PXN=%d Cont=%d nG=%d AF=%d SH=%x RO=%d UA=%d NS=%d AttrIndx=%d NoMerge=%d,%d,%d\n", cur,
*reinterpret_cast<const u64 *>(l3_entry),
reinterpret_cast<void *>(GetInteger(l3_entry->GetBlock())),
l3_entry->IsMapped(),
l3_entry->IsUserExecuteNever(),
l3_entry->IsPrivilegedExecuteNever(),
l3_entry->IsContiguous(),
!l3_entry->IsGlobal(),
static_cast<int>(l3_entry->GetAccessFlag()),
static_cast<unsigned int>(l3_entry->GetShareable()),
l3_entry->IsReadOnly(),
l3_entry->IsUserAccessible(),
l3_entry->IsNonSecure(),
static_cast<int>(l3_entry->GetPageAttribute()),
l3_entry->IsHeadMergeDisabled(),
l3_entry->IsHeadAndBodyMergeDisabled(),
l3_entry->IsTailMergeDisabled());
/* Advance. */
cur += L3BlockSize;
@@ -427,7 +472,7 @@ namespace ams::kern::arch::arm64 {
/* Print the last unmapped range if necessary. */
if (unmapped) {
MESOSPHERE_LOG("%012lx - %012lx: ---\n", unmapped_start, last);
MESOSPHERE_RELEASE_LOG("%016lx - %016lx: not mapped\n", unmapped_start, last);
}
}