summaryrefslogtreecommitdiffstats
path: root/src/core/hle/kernel
diff options
context:
space:
mode:
Diffstat (limited to 'src/core/hle/kernel')
-rw-r--r--src/core/hle/kernel/vm_manager.cpp3
-rw-r--r--src/core/hle/kernel/vm_manager.h83
2 files changed, 85 insertions, 1 deletions
diff --git a/src/core/hle/kernel/vm_manager.cpp b/src/core/hle/kernel/vm_manager.cpp
index d3b55a51e..ea3f59935 100644
--- a/src/core/hle/kernel/vm_manager.cpp
+++ b/src/core/hle/kernel/vm_manager.cpp
@@ -38,7 +38,7 @@ static const char* GetMemoryStateName(MemoryState state) {
bool VirtualMemoryArea::CanBeMergedWith(const VirtualMemoryArea& next) const {
ASSERT(base + size == next.base);
if (permissions != next.permissions || meminfo_state != next.meminfo_state ||
- type != next.type) {
+ attribute != next.attribute || type != next.type) {
return false;
}
if (type == VMAType::AllocatedMemoryBlock &&
@@ -308,6 +308,7 @@ MemoryInfo VMManager::QueryMemory(VAddr address) const {
if (IsValidHandle(vma)) {
memory_info.base_address = vma->second.base;
+ memory_info.attributes = ToSvcMemoryAttribute(vma->second.attribute);
memory_info.permission = static_cast<u32>(vma->second.permissions);
memory_info.size = vma->second.size;
memory_info.state = ToSvcMemoryState(vma->second.meminfo_state);
diff --git a/src/core/hle/kernel/vm_manager.h b/src/core/hle/kernel/vm_manager.h
index 10bacac3e..99eeeffaa 100644
--- a/src/core/hle/kernel/vm_manager.h
+++ b/src/core/hle/kernel/vm_manager.h
@@ -43,6 +43,88 @@ enum class VMAPermission : u8 {
ReadWriteExecute = Read | Write | Execute,
};
+constexpr VMAPermission operator|(VMAPermission lhs, VMAPermission rhs) {
+ return static_cast<VMAPermission>(u32(lhs) | u32(rhs));
+}
+
+constexpr VMAPermission operator&(VMAPermission lhs, VMAPermission rhs) {
+ return static_cast<VMAPermission>(u32(lhs) & u32(rhs));
+}
+
+constexpr VMAPermission operator^(VMAPermission lhs, VMAPermission rhs) {
+ return static_cast<VMAPermission>(u32(lhs) ^ u32(rhs));
+}
+
+constexpr VMAPermission operator~(VMAPermission permission) {
+ return static_cast<VMAPermission>(~u32(permission));
+}
+
+constexpr VMAPermission& operator|=(VMAPermission& lhs, VMAPermission rhs) {
+ lhs = lhs | rhs;
+ return lhs;
+}
+
+constexpr VMAPermission& operator&=(VMAPermission& lhs, VMAPermission rhs) {
+ lhs = lhs & rhs;
+ return lhs;
+}
+
+constexpr VMAPermission& operator^=(VMAPermission& lhs, VMAPermission rhs) {
+ lhs = lhs ^ rhs;
+ return lhs;
+}
+
+/// Attribute flags that can be applied to a VMA
+enum class MemoryAttribute : u32 {
+ Mask = 0xFF,
+
+ /// No particular qualities
+ None = 0,
+ /// Memory locked/borrowed for use. e.g. This would be used by transfer memory.
+ Locked = 1,
+ /// Memory locked for use by IPC-related internals.
+ LockedForIPC = 2,
+ /// Mapped as part of the device address space.
+ DeviceMapped = 4,
+ /// Uncached memory
+ Uncached = 8,
+};
+
+constexpr MemoryAttribute operator|(MemoryAttribute lhs, MemoryAttribute rhs) {
+ return static_cast<MemoryAttribute>(u32(lhs) | u32(rhs));
+}
+
+constexpr MemoryAttribute operator&(MemoryAttribute lhs, MemoryAttribute rhs) {
+ return static_cast<MemoryAttribute>(u32(lhs) & u32(rhs));
+}
+
+constexpr MemoryAttribute operator^(MemoryAttribute lhs, MemoryAttribute rhs) {
+ return static_cast<MemoryAttribute>(u32(lhs) ^ u32(rhs));
+}
+
+constexpr MemoryAttribute operator~(MemoryAttribute attribute) {
+ return static_cast<MemoryAttribute>(~u32(attribute));
+}
+
+constexpr MemoryAttribute& operator|=(MemoryAttribute& lhs, MemoryAttribute rhs) {
+ lhs = lhs | rhs;
+ return lhs;
+}
+
+constexpr MemoryAttribute& operator&=(MemoryAttribute& lhs, MemoryAttribute rhs) {
+ lhs = lhs & rhs;
+ return lhs;
+}
+
+constexpr MemoryAttribute& operator^=(MemoryAttribute& lhs, MemoryAttribute rhs) {
+ lhs = lhs ^ rhs;
+ return lhs;
+}
+
+constexpr u32 ToSvcMemoryAttribute(MemoryAttribute attribute) {
+ return static_cast<u32>(attribute & MemoryAttribute::Mask);
+}
+
// clang-format off
/// Represents memory states and any relevant flags, as used by the kernel.
/// svcQueryMemory interprets these by masking away all but the first eight
@@ -183,6 +265,7 @@ struct VirtualMemoryArea {
VMAPermission permissions = VMAPermission::None;
/// Tag returned by svcQueryMemory. Not otherwise used.
MemoryState meminfo_state = MemoryState::Unmapped;
+ MemoryAttribute attribute = MemoryAttribute::None;
// Settings for type = AllocatedMemoryBlock
/// Memory block backing this VMA.