summaryrefslogtreecommitdiffstats
path: root/src/core
diff options
context:
space:
mode:
Diffstat (limited to 'src/core')
-rw-r--r--src/core/hle/kernel/k_page_table.cpp45
-rw-r--r--src/core/hle/kernel/k_page_table.h7
2 files changed, 40 insertions, 12 deletions
diff --git a/src/core/hle/kernel/k_page_table.cpp b/src/core/hle/kernel/k_page_table.cpp
index 4d564a04f..ebc540316 100644
--- a/src/core/hle/kernel/k_page_table.cpp
+++ b/src/core/hle/kernel/k_page_table.cpp
@@ -3280,21 +3280,16 @@ Result KPageTable::CheckMemoryStateContiguous(size_t* out_blocks_needed, KProces
Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
KMemoryAttribute* out_attr, size_t* out_blocks_needed,
- KProcessAddress addr, size_t size, KMemoryState state_mask,
+ KMemoryBlockManager::const_iterator it,
+ KProcessAddress last_addr, KMemoryState state_mask,
KMemoryState state, KMemoryPermission perm_mask,
KMemoryPermission perm, KMemoryAttribute attr_mask,
KMemoryAttribute attr, KMemoryAttribute ignore_attr) const {
ASSERT(this->IsLockedByCurrentThread());
// Get information about the first block.
- const KProcessAddress last_addr = addr + size - 1;
- KMemoryBlockManager::const_iterator it = m_memory_block_manager.FindIterator(addr);
KMemoryInfo info = it->GetMemoryInfo();
- // If the start address isn't aligned, we need a block.
- const size_t blocks_for_start_align =
- (Common::AlignDown(GetInteger(addr), PageSize) != info.GetAddress()) ? 1 : 0;
-
// Validate all blocks in the range have correct state.
const KMemoryState first_state = info.m_state;
const KMemoryPermission first_perm = info.m_permission;
@@ -3320,10 +3315,6 @@ Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission*
info = it->GetMemoryInfo();
}
- // If the end address isn't aligned, we need a block.
- const size_t blocks_for_end_align =
- (Common::AlignUp(GetInteger(addr) + size, PageSize) != info.GetEndAddress()) ? 1 : 0;
-
// Write output state.
if (out_state != nullptr) {
*out_state = first_state;
@@ -3334,9 +3325,39 @@ Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission*
if (out_attr != nullptr) {
*out_attr = static_cast<KMemoryAttribute>(first_attr & ~ignore_attr);
}
+
+ // If the end address isn't aligned, we need a block.
if (out_blocks_needed != nullptr) {
- *out_blocks_needed = blocks_for_start_align + blocks_for_end_align;
+ const size_t blocks_for_end_align =
+ (Common::AlignDown(GetInteger(last_addr), PageSize) + PageSize != info.GetEndAddress())
+ ? 1
+ : 0;
+ *out_blocks_needed = blocks_for_end_align;
+ }
+
+ R_SUCCEED();
+}
+
+Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
+ KMemoryAttribute* out_attr, size_t* out_blocks_needed,
+ KProcessAddress addr, size_t size, KMemoryState state_mask,
+ KMemoryState state, KMemoryPermission perm_mask,
+ KMemoryPermission perm, KMemoryAttribute attr_mask,
+ KMemoryAttribute attr, KMemoryAttribute ignore_attr) const {
+ ASSERT(this->IsLockedByCurrentThread());
+
+ // Check memory state.
+ const KProcessAddress last_addr = addr + size - 1;
+ KMemoryBlockManager::const_iterator it = m_memory_block_manager.FindIterator(addr);
+ R_TRY(this->CheckMemoryState(out_state, out_perm, out_attr, out_blocks_needed, it, last_addr,
+ state_mask, state, perm_mask, perm, attr_mask, attr, ignore_attr));
+
+ // If the start address isn't aligned, we need a block.
+ if (out_blocks_needed != nullptr &&
+ Common::AlignDown(GetInteger(addr), PageSize) != it->GetAddress()) {
+ ++(*out_blocks_needed);
}
+
R_SUCCEED();
}
diff --git a/src/core/hle/kernel/k_page_table.h b/src/core/hle/kernel/k_page_table.h
index af12582d9..e69498f02 100644
--- a/src/core/hle/kernel/k_page_table.h
+++ b/src/core/hle/kernel/k_page_table.h
@@ -263,6 +263,13 @@ private:
KMemoryAttribute attr_mask, KMemoryAttribute attr) const;
Result CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
KMemoryAttribute* out_attr, size_t* out_blocks_needed,
+ KMemoryBlockManager::const_iterator it, KProcessAddress last_addr,
+ KMemoryState state_mask, KMemoryState state,
+ KMemoryPermission perm_mask, KMemoryPermission perm,
+ KMemoryAttribute attr_mask, KMemoryAttribute attr,
+ KMemoryAttribute ignore_attr = DefaultMemoryIgnoreAttr) const;
+ Result CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
+ KMemoryAttribute* out_attr, size_t* out_blocks_needed,
KProcessAddress addr, size_t size, KMemoryState state_mask,
KMemoryState state, KMemoryPermission perm_mask, KMemoryPermission perm,
KMemoryAttribute attr_mask, KMemoryAttribute attr,