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-rw-r--r--src/core/debugger/gdbstub.cpp9
-rw-r--r--src/core/hle/kernel/svc/svc_ipc.cpp11
-rw-r--r--src/core/hle/kernel/svc/svc_synchronization.cpp11
-rw-r--r--src/core/memory.cpp115
-rw-r--r--src/core/memory.h13
5 files changed, 74 insertions, 85 deletions
diff --git a/src/core/debugger/gdbstub.cpp b/src/core/debugger/gdbstub.cpp
index da6078372..0f839d5b4 100644
--- a/src/core/debugger/gdbstub.cpp
+++ b/src/core/debugger/gdbstub.cpp
@@ -261,10 +261,8 @@ void GDBStub::ExecuteCommand(std::string_view packet, std::vector<DebuggerAction
const size_t addr{static_cast<size_t>(strtoll(command.data(), nullptr, 16))};
const size_t size{static_cast<size_t>(strtoll(command.data() + sep, nullptr, 16))};
- if (system.ApplicationMemory().IsValidVirtualAddressRange(addr, size)) {
- std::vector<u8> mem(size);
- system.ApplicationMemory().ReadBlock(addr, mem.data(), size);
-
+ std::vector<u8> mem(size);
+ if (system.ApplicationMemory().ReadBlock(addr, mem.data(), size)) {
SendReply(Common::HexToString(mem));
} else {
SendReply(GDB_STUB_REPLY_ERR);
@@ -281,8 +279,7 @@ void GDBStub::ExecuteCommand(std::string_view packet, std::vector<DebuggerAction
const auto mem_substr{std::string_view(command).substr(mem_sep)};
const auto mem{Common::HexStringToVector(mem_substr, false)};
- if (system.ApplicationMemory().IsValidVirtualAddressRange(addr, size)) {
- system.ApplicationMemory().WriteBlock(addr, mem.data(), size);
+ if (system.ApplicationMemory().WriteBlock(addr, mem.data(), size)) {
system.InvalidateCpuInstructionCacheRange(addr, size);
SendReply(GDB_STUB_REPLY_OK);
} else {
diff --git a/src/core/hle/kernel/svc/svc_ipc.cpp b/src/core/hle/kernel/svc/svc_ipc.cpp
index bb94f6934..373ae7c8d 100644
--- a/src/core/hle/kernel/svc/svc_ipc.cpp
+++ b/src/core/hle/kernel/svc/svc_ipc.cpp
@@ -8,6 +8,7 @@
#include "core/hle/kernel/k_process.h"
#include "core/hle/kernel/k_server_session.h"
#include "core/hle/kernel/svc.h"
+#include "core/hle/kernel/svc_results.h"
namespace Kernel::Svc {
@@ -49,14 +50,10 @@ Result ReplyAndReceive(Core::System& system, s32* out_index, uint64_t handles_ad
// Copy user handles.
if (num_handles > 0) {
- // Ensure we can try to get the handles.
- R_UNLESS(GetCurrentMemory(kernel).IsValidVirtualAddressRange(
- handles_addr, static_cast<u64>(sizeof(Handle) * num_handles)),
- ResultInvalidPointer);
-
// Get the handles.
- GetCurrentMemory(kernel).ReadBlock(handles_addr, handles.data(),
- sizeof(Handle) * num_handles);
+ R_UNLESS(GetCurrentMemory(kernel).ReadBlock(handles_addr, handles.data(),
+ sizeof(Handle) * num_handles),
+ ResultInvalidPointer);
// Convert the handles to objects.
R_UNLESS(handle_table.GetMultipleObjects<KSynchronizationObject>(
diff --git a/src/core/hle/kernel/svc/svc_synchronization.cpp b/src/core/hle/kernel/svc/svc_synchronization.cpp
index f02d03f30..366e8ed4a 100644
--- a/src/core/hle/kernel/svc/svc_synchronization.cpp
+++ b/src/core/hle/kernel/svc/svc_synchronization.cpp
@@ -7,6 +7,7 @@
#include "core/hle/kernel/k_process.h"
#include "core/hle/kernel/k_readable_event.h"
#include "core/hle/kernel/svc.h"
+#include "core/hle/kernel/svc_results.h"
namespace Kernel::Svc {
@@ -64,14 +65,10 @@ Result WaitSynchronization(Core::System& system, int32_t* out_index, u64 user_ha
// Copy user handles.
if (num_handles > 0) {
- // Ensure we can try to get the handles.
- R_UNLESS(GetCurrentMemory(kernel).IsValidVirtualAddressRange(
- user_handles, static_cast<u64>(sizeof(Handle) * num_handles)),
- ResultInvalidPointer);
-
// Get the handles.
- GetCurrentMemory(kernel).ReadBlock(user_handles, handles.data(),
- sizeof(Handle) * num_handles);
+ R_UNLESS(GetCurrentMemory(kernel).ReadBlock(user_handles, handles.data(),
+ sizeof(Handle) * num_handles),
+ ResultInvalidPointer);
// Convert the handles to objects.
R_UNLESS(handle_table.GetMultipleObjects<KSynchronizationObject>(
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index e1fbe8e00..179685b72 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -183,13 +183,13 @@ struct Memory::Impl {
return string;
}
- void WalkBlock(const Kernel::KProcess& process, const Common::ProcessAddress addr,
- const std::size_t size, auto on_unmapped, auto on_memory, auto on_rasterizer,
- auto increment) {
- const auto& page_table = process.GetPageTable().PageTableImpl();
+ bool WalkBlock(const Common::ProcessAddress addr, const std::size_t size, auto on_unmapped,
+ auto on_memory, auto on_rasterizer, auto increment) {
+ const auto& page_table = system.ApplicationProcess()->GetPageTable().PageTableImpl();
std::size_t remaining_size = size;
std::size_t page_index = addr >> YUZU_PAGEBITS;
std::size_t page_offset = addr & YUZU_PAGEMASK;
+ bool user_accessible = true;
while (remaining_size) {
const std::size_t copy_amount =
@@ -200,6 +200,7 @@ struct Memory::Impl {
const auto [pointer, type] = page_table.pointers[page_index].PointerType();
switch (type) {
case Common::PageType::Unmapped: {
+ user_accessible = false;
on_unmapped(copy_amount, current_vaddr);
break;
}
@@ -227,13 +228,15 @@ struct Memory::Impl {
increment(copy_amount);
remaining_size -= copy_amount;
}
+
+ return user_accessible;
}
template <bool UNSAFE>
- void ReadBlockImpl(const Kernel::KProcess& process, const Common::ProcessAddress src_addr,
- void* dest_buffer, const std::size_t size) {
- WalkBlock(
- process, src_addr, size,
+ bool ReadBlockImpl(const Common::ProcessAddress src_addr, void* dest_buffer,
+ const std::size_t size) {
+ return WalkBlock(
+ src_addr, size,
[src_addr, size, &dest_buffer](const std::size_t copy_amount,
const Common::ProcessAddress current_vaddr) {
LOG_ERROR(HW_Memory,
@@ -256,14 +259,14 @@ struct Memory::Impl {
});
}
- void ReadBlock(const Common::ProcessAddress src_addr, void* dest_buffer,
+ bool ReadBlock(const Common::ProcessAddress src_addr, void* dest_buffer,
const std::size_t size) {
- ReadBlockImpl<false>(*system.ApplicationProcess(), src_addr, dest_buffer, size);
+ return ReadBlockImpl<false>(src_addr, dest_buffer, size);
}
- void ReadBlockUnsafe(const Common::ProcessAddress src_addr, void* dest_buffer,
+ bool ReadBlockUnsafe(const Common::ProcessAddress src_addr, void* dest_buffer,
const std::size_t size) {
- ReadBlockImpl<true>(*system.ApplicationProcess(), src_addr, dest_buffer, size);
+ return ReadBlockImpl<true>(src_addr, dest_buffer, size);
}
const u8* GetSpan(const VAddr src_addr, const std::size_t size) const {
@@ -283,10 +286,10 @@ struct Memory::Impl {
}
template <bool UNSAFE>
- void WriteBlockImpl(const Kernel::KProcess& process, const Common::ProcessAddress dest_addr,
- const void* src_buffer, const std::size_t size) {
- WalkBlock(
- process, dest_addr, size,
+ bool WriteBlockImpl(const Common::ProcessAddress dest_addr, const void* src_buffer,
+ const std::size_t size) {
+ return WalkBlock(
+ dest_addr, size,
[dest_addr, size](const std::size_t copy_amount,
const Common::ProcessAddress current_vaddr) {
LOG_ERROR(HW_Memory,
@@ -308,20 +311,19 @@ struct Memory::Impl {
});
}
- void WriteBlock(const Common::ProcessAddress dest_addr, const void* src_buffer,
+ bool WriteBlock(const Common::ProcessAddress dest_addr, const void* src_buffer,
const std::size_t size) {
- WriteBlockImpl<false>(*system.ApplicationProcess(), dest_addr, src_buffer, size);
+ return WriteBlockImpl<false>(dest_addr, src_buffer, size);
}
- void WriteBlockUnsafe(const Common::ProcessAddress dest_addr, const void* src_buffer,
+ bool WriteBlockUnsafe(const Common::ProcessAddress dest_addr, const void* src_buffer,
const std::size_t size) {
- WriteBlockImpl<true>(*system.ApplicationProcess(), dest_addr, src_buffer, size);
+ return WriteBlockImpl<true>(dest_addr, src_buffer, size);
}
- void ZeroBlock(const Kernel::KProcess& process, const Common::ProcessAddress dest_addr,
- const std::size_t size) {
- WalkBlock(
- process, dest_addr, size,
+ bool ZeroBlock(const Common::ProcessAddress dest_addr, const std::size_t size) {
+ return WalkBlock(
+ dest_addr, size,
[dest_addr, size](const std::size_t copy_amount,
const Common::ProcessAddress current_vaddr) {
LOG_ERROR(HW_Memory,
@@ -339,23 +341,23 @@ struct Memory::Impl {
[](const std::size_t copy_amount) {});
}
- void CopyBlock(const Kernel::KProcess& process, Common::ProcessAddress dest_addr,
- Common::ProcessAddress src_addr, const std::size_t size) {
- WalkBlock(
- process, dest_addr, size,
+ bool CopyBlock(Common::ProcessAddress dest_addr, Common::ProcessAddress src_addr,
+ const std::size_t size) {
+ return WalkBlock(
+ dest_addr, size,
[&](const std::size_t copy_amount, const Common::ProcessAddress current_vaddr) {
LOG_ERROR(HW_Memory,
"Unmapped CopyBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})",
GetInteger(current_vaddr), GetInteger(src_addr), size);
- ZeroBlock(process, dest_addr, copy_amount);
+ ZeroBlock(dest_addr, copy_amount);
},
[&](const std::size_t copy_amount, const u8* const src_ptr) {
- WriteBlockImpl<false>(process, dest_addr, src_ptr, copy_amount);
+ WriteBlockImpl<false>(dest_addr, src_ptr, copy_amount);
},
[&](const Common::ProcessAddress current_vaddr, const std::size_t copy_amount,
u8* const host_ptr) {
HandleRasterizerDownload(GetInteger(current_vaddr), copy_amount);
- WriteBlockImpl<false>(process, dest_addr, host_ptr, copy_amount);
+ WriteBlockImpl<false>(dest_addr, host_ptr, copy_amount);
},
[&](const std::size_t copy_amount) {
dest_addr += copy_amount;
@@ -364,13 +366,13 @@ struct Memory::Impl {
}
template <typename Callback>
- Result PerformCacheOperation(const Kernel::KProcess& process, Common::ProcessAddress dest_addr,
- std::size_t size, Callback&& cb) {
+ Result PerformCacheOperation(Common::ProcessAddress dest_addr, std::size_t size,
+ Callback&& cb) {
class InvalidMemoryException : public std::exception {};
try {
WalkBlock(
- process, dest_addr, size,
+ dest_addr, size,
[&](const std::size_t block_size, const Common::ProcessAddress current_vaddr) {
LOG_ERROR(HW_Memory, "Unmapped cache maintenance @ {:#018X}",
GetInteger(current_vaddr));
@@ -387,37 +389,34 @@ struct Memory::Impl {
return ResultSuccess;
}
- Result InvalidateDataCache(const Kernel::KProcess& process, Common::ProcessAddress dest_addr,
- std::size_t size) {
+ Result InvalidateDataCache(Common::ProcessAddress dest_addr, std::size_t size) {
auto on_rasterizer = [&](const Common::ProcessAddress current_vaddr,
const std::size_t block_size) {
// dc ivac: Invalidate to point of coherency
// GPU flush -> CPU invalidate
HandleRasterizerDownload(GetInteger(current_vaddr), block_size);
};
- return PerformCacheOperation(process, dest_addr, size, on_rasterizer);
+ return PerformCacheOperation(dest_addr, size, on_rasterizer);
}
- Result StoreDataCache(const Kernel::KProcess& process, Common::ProcessAddress dest_addr,
- std::size_t size) {
+ Result StoreDataCache(Common::ProcessAddress dest_addr, std::size_t size) {
auto on_rasterizer = [&](const Common::ProcessAddress current_vaddr,
const std::size_t block_size) {
// dc cvac: Store to point of coherency
// CPU flush -> GPU invalidate
system.GPU().InvalidateRegion(GetInteger(current_vaddr), block_size);
};
- return PerformCacheOperation(process, dest_addr, size, on_rasterizer);
+ return PerformCacheOperation(dest_addr, size, on_rasterizer);
}
- Result FlushDataCache(const Kernel::KProcess& process, Common::ProcessAddress dest_addr,
- std::size_t size) {
+ Result FlushDataCache(Common::ProcessAddress dest_addr, std::size_t size) {
auto on_rasterizer = [&](const Common::ProcessAddress current_vaddr,
const std::size_t block_size) {
// dc civac: Store to point of coherency, and invalidate from cache
// CPU flush -> GPU invalidate
system.GPU().InvalidateRegion(GetInteger(current_vaddr), block_size);
};
- return PerformCacheOperation(process, dest_addr, size, on_rasterizer);
+ return PerformCacheOperation(dest_addr, size, on_rasterizer);
}
void MarkRegionDebug(u64 vaddr, u64 size, bool debug) {
@@ -899,14 +898,14 @@ std::string Memory::ReadCString(Common::ProcessAddress vaddr, std::size_t max_le
return impl->ReadCString(vaddr, max_length);
}
-void Memory::ReadBlock(const Common::ProcessAddress src_addr, void* dest_buffer,
+bool Memory::ReadBlock(const Common::ProcessAddress src_addr, void* dest_buffer,
const std::size_t size) {
- impl->ReadBlock(src_addr, dest_buffer, size);
+ return impl->ReadBlock(src_addr, dest_buffer, size);
}
-void Memory::ReadBlockUnsafe(const Common::ProcessAddress src_addr, void* dest_buffer,
+bool Memory::ReadBlockUnsafe(const Common::ProcessAddress src_addr, void* dest_buffer,
const std::size_t size) {
- impl->ReadBlockUnsafe(src_addr, dest_buffer, size);
+ return impl->ReadBlockUnsafe(src_addr, dest_buffer, size);
}
const u8* Memory::GetSpan(const VAddr src_addr, const std::size_t size) const {
@@ -917,23 +916,23 @@ u8* Memory::GetSpan(const VAddr src_addr, const std::size_t size) {
return impl->GetSpan(src_addr, size);
}
-void Memory::WriteBlock(const Common::ProcessAddress dest_addr, const void* src_buffer,
+bool Memory::WriteBlock(const Common::ProcessAddress dest_addr, const void* src_buffer,
const std::size_t size) {
- impl->WriteBlock(dest_addr, src_buffer, size);
+ return impl->WriteBlock(dest_addr, src_buffer, size);
}
-void Memory::WriteBlockUnsafe(const Common::ProcessAddress dest_addr, const void* src_buffer,
+bool Memory::WriteBlockUnsafe(const Common::ProcessAddress dest_addr, const void* src_buffer,
const std::size_t size) {
- impl->WriteBlockUnsafe(dest_addr, src_buffer, size);
+ return impl->WriteBlockUnsafe(dest_addr, src_buffer, size);
}
-void Memory::CopyBlock(Common::ProcessAddress dest_addr, Common::ProcessAddress src_addr,
+bool Memory::CopyBlock(Common::ProcessAddress dest_addr, Common::ProcessAddress src_addr,
const std::size_t size) {
- impl->CopyBlock(*system.ApplicationProcess(), dest_addr, src_addr, size);
+ return impl->CopyBlock(dest_addr, src_addr, size);
}
-void Memory::ZeroBlock(Common::ProcessAddress dest_addr, const std::size_t size) {
- impl->ZeroBlock(*system.ApplicationProcess(), dest_addr, size);
+bool Memory::ZeroBlock(Common::ProcessAddress dest_addr, const std::size_t size) {
+ return impl->ZeroBlock(dest_addr, size);
}
void Memory::SetGPUDirtyManagers(std::span<Core::GPUDirtyMemoryManager> managers) {
@@ -941,15 +940,15 @@ void Memory::SetGPUDirtyManagers(std::span<Core::GPUDirtyMemoryManager> managers
}
Result Memory::InvalidateDataCache(Common::ProcessAddress dest_addr, const std::size_t size) {
- return impl->InvalidateDataCache(*system.ApplicationProcess(), dest_addr, size);
+ return impl->InvalidateDataCache(dest_addr, size);
}
Result Memory::StoreDataCache(Common::ProcessAddress dest_addr, const std::size_t size) {
- return impl->StoreDataCache(*system.ApplicationProcess(), dest_addr, size);
+ return impl->StoreDataCache(dest_addr, size);
}
Result Memory::FlushDataCache(Common::ProcessAddress dest_addr, const std::size_t size) {
- return impl->FlushDataCache(*system.ApplicationProcess(), dest_addr, size);
+ return impl->FlushDataCache(dest_addr, size);
}
void Memory::RasterizerMarkRegionCached(Common::ProcessAddress vaddr, u64 size, bool cached) {
diff --git a/src/core/memory.h b/src/core/memory.h
index ea33c769c..2eb61ffd3 100644
--- a/src/core/memory.h
+++ b/src/core/memory.h
@@ -24,7 +24,6 @@ class GPUDirtyMemoryManager;
} // namespace Core
namespace Kernel {
-class PhysicalMemory;
class KProcess;
} // namespace Kernel
@@ -330,7 +329,7 @@ public:
* @post The range [dest_buffer, size) contains the read bytes from the
* current process' address space.
*/
- void ReadBlock(Common::ProcessAddress src_addr, void* dest_buffer, std::size_t size);
+ bool ReadBlock(Common::ProcessAddress src_addr, void* dest_buffer, std::size_t size);
/**
* Reads a contiguous block of bytes from the current process' address space.
@@ -349,7 +348,7 @@ public:
* @post The range [dest_buffer, size) contains the read bytes from the
* current process' address space.
*/
- void ReadBlockUnsafe(Common::ProcessAddress src_addr, void* dest_buffer, std::size_t size);
+ bool ReadBlockUnsafe(Common::ProcessAddress src_addr, void* dest_buffer, std::size_t size);
const u8* GetSpan(const VAddr src_addr, const std::size_t size) const;
u8* GetSpan(const VAddr src_addr, const std::size_t size);
@@ -373,7 +372,7 @@ public:
* and will mark that region as invalidated to caches that the active
* graphics backend may be maintaining over the course of execution.
*/
- void WriteBlock(Common::ProcessAddress dest_addr, const void* src_buffer, std::size_t size);
+ bool WriteBlock(Common::ProcessAddress dest_addr, const void* src_buffer, std::size_t size);
/**
* Writes a range of bytes into the current process' address space at the specified
@@ -391,7 +390,7 @@ public:
* will be ignored and an error will be logged.
*
*/
- void WriteBlockUnsafe(Common::ProcessAddress dest_addr, const void* src_buffer,
+ bool WriteBlockUnsafe(Common::ProcessAddress dest_addr, const void* src_buffer,
std::size_t size);
/**
@@ -405,7 +404,7 @@ public:
* @post The range [dest_addr, size) within the process' address space contains the
* same data within the range [src_addr, size).
*/
- void CopyBlock(Common::ProcessAddress dest_addr, Common::ProcessAddress src_addr,
+ bool CopyBlock(Common::ProcessAddress dest_addr, Common::ProcessAddress src_addr,
std::size_t size);
/**
@@ -418,7 +417,7 @@ public:
* @post The range [dest_addr, size) within the process' address space contains the
* value 0.
*/
- void ZeroBlock(Common::ProcessAddress dest_addr, std::size_t size);
+ bool ZeroBlock(Common::ProcessAddress dest_addr, std::size_t size);
/**
* Invalidates a range of bytes within the current process' address space at the specified
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 06:42:53 +0100