early-access version 2527
This commit is contained in:
parent
68d478c863
commit
6aa91a516c
5 changed files with 69 additions and 52 deletions
|
@ -1,7 +1,7 @@
|
|||
yuzu emulator early access
|
||||
=============
|
||||
|
||||
This is the source code for early-access 2526.
|
||||
This is the source code for early-access 2527.
|
||||
|
||||
## Legal Notice
|
||||
|
||||
|
|
|
@ -327,8 +327,8 @@ private:
|
|||
bool IsNiechePlaceholder(size_t virtual_offset, size_t length) const {
|
||||
const auto it = placeholders.upper_bound({virtual_offset, virtual_offset + length});
|
||||
if (it != placeholders.end() && it->lower() == virtual_offset + length) {
|
||||
const bool is_root = it == placeholders.begin() && virtual_offset == 0;
|
||||
return is_root || std::prev(it)->upper() == virtual_offset;
|
||||
return it == placeholders.begin() ? virtual_offset == 0
|
||||
: std::prev(it)->upper() == virtual_offset;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
|
|
@ -218,19 +218,17 @@ private:
|
|||
Impl(const std::filesystem::path& file_backend_filename, const Filter& filter_)
|
||||
: filter{filter_}, file_backend{file_backend_filename} {}
|
||||
|
||||
~Impl() {
|
||||
StopBackendThread();
|
||||
}
|
||||
~Impl() = default;
|
||||
|
||||
void StartBackendThread() {
|
||||
backend_thread = std::thread([this] {
|
||||
backend_thread = std::jthread([this](std::stop_token stop_token) {
|
||||
Common::SetCurrentThreadName("yuzu:Log");
|
||||
Entry entry;
|
||||
const auto write_logs = [this, &entry]() {
|
||||
ForEachBackend([&entry](Backend& backend) { backend.Write(entry); });
|
||||
};
|
||||
while (!stop.stop_requested()) {
|
||||
entry = message_queue.PopWait(stop.get_token());
|
||||
while (!stop_token.stop_requested()) {
|
||||
entry = message_queue.PopWait(stop_token);
|
||||
if (entry.filename != nullptr) {
|
||||
write_logs();
|
||||
}
|
||||
|
@ -244,11 +242,6 @@ private:
|
|||
});
|
||||
}
|
||||
|
||||
void StopBackendThread() {
|
||||
stop.request_stop();
|
||||
backend_thread.join();
|
||||
}
|
||||
|
||||
Entry CreateEntry(Class log_class, Level log_level, const char* filename, unsigned int line_nr,
|
||||
const char* function, std::string&& message) const {
|
||||
using std::chrono::duration_cast;
|
||||
|
@ -283,8 +276,7 @@ private:
|
|||
ColorConsoleBackend color_console_backend{};
|
||||
FileBackend file_backend;
|
||||
|
||||
std::stop_source stop;
|
||||
std::thread backend_thread;
|
||||
std::jthread backend_thread;
|
||||
MPSCQueue<Entry, true> message_queue{};
|
||||
std::chrono::steady_clock::time_point time_origin{std::chrono::steady_clock::now()};
|
||||
};
|
||||
|
|
|
@ -285,39 +285,64 @@ ResultCode KPageTable::MapProcessCode(VAddr addr, std::size_t num_pages, KMemory
|
|||
return ResultSuccess;
|
||||
}
|
||||
|
||||
ResultCode KPageTable::MapCodeMemory(VAddr dst_addr, VAddr src_addr, std::size_t size) {
|
||||
ResultCode KPageTable::MapCodeMemory(VAddr dst_address, VAddr src_address, std::size_t size) {
|
||||
// Validate the mapping request.
|
||||
R_UNLESS(this->CanContain(dst_address, size, KMemoryState::AliasCode),
|
||||
ResultInvalidMemoryRegion);
|
||||
|
||||
// Lock the table.
|
||||
KScopedLightLock lk(general_lock);
|
||||
|
||||
const std::size_t num_pages{size / PageSize};
|
||||
|
||||
KMemoryState state{};
|
||||
KMemoryPermission perm{};
|
||||
CASCADE_CODE(CheckMemoryState(&state, &perm, nullptr, nullptr, src_addr, size,
|
||||
// Verify that the source memory is normal heap.
|
||||
KMemoryState src_state{};
|
||||
KMemoryPermission src_perm{};
|
||||
std::size_t num_src_allocator_blocks{};
|
||||
R_TRY(this->CheckMemoryState(std::addressof(src_state), std::addressof(src_perm), nullptr,
|
||||
std::addressof(num_src_allocator_blocks), src_address, size,
|
||||
KMemoryState::All, KMemoryState::Normal, KMemoryPermission::All,
|
||||
KMemoryPermission::UserReadWrite, KMemoryAttribute::Mask,
|
||||
KMemoryAttribute::None, KMemoryAttribute::IpcAndDeviceMapped));
|
||||
KMemoryPermission::UserReadWrite, KMemoryAttribute::All,
|
||||
KMemoryAttribute::None));
|
||||
|
||||
if (IsRegionMapped(dst_addr, size)) {
|
||||
return ResultInvalidCurrentMemory;
|
||||
}
|
||||
|
||||
KPageLinkedList page_linked_list;
|
||||
AddRegionToPages(src_addr, num_pages, page_linked_list);
|
||||
// Verify that the destination memory is unmapped.
|
||||
std::size_t num_dst_allocator_blocks{};
|
||||
R_TRY(this->CheckMemoryState(std::addressof(num_dst_allocator_blocks), dst_address, size,
|
||||
KMemoryState::All, KMemoryState::Free, KMemoryPermission::None,
|
||||
KMemoryPermission::None, KMemoryAttribute::None,
|
||||
KMemoryAttribute::None));
|
||||
|
||||
// Map the code memory.
|
||||
{
|
||||
auto block_guard = detail::ScopeExit(
|
||||
[&] { Operate(src_addr, num_pages, perm, OperationType::ChangePermissions); });
|
||||
// Determine the number of pages being operated on.
|
||||
const std::size_t num_pages = size / PageSize;
|
||||
|
||||
CASCADE_CODE(Operate(src_addr, num_pages, KMemoryPermission::None,
|
||||
OperationType::ChangePermissions));
|
||||
CASCADE_CODE(MapPages(dst_addr, page_linked_list, KMemoryPermission::None));
|
||||
// Create page groups for the memory being mapped.
|
||||
KPageLinkedList pg;
|
||||
AddRegionToPages(src_address, num_pages, pg);
|
||||
|
||||
block_guard.Cancel();
|
||||
}
|
||||
// Reprotect the source as kernel-read/not mapped.
|
||||
const KMemoryPermission new_perm = static_cast<KMemoryPermission>(
|
||||
KMemoryPermission::KernelRead | KMemoryPermission::NotMapped);
|
||||
R_TRY(Operate(src_address, num_pages, new_perm, OperationType::ChangePermissions));
|
||||
|
||||
block_manager->Update(src_addr, num_pages, state, KMemoryPermission::None,
|
||||
// Ensure that we unprotect the source pages on failure.
|
||||
auto unprot_guard = SCOPE_GUARD({
|
||||
ASSERT(this->Operate(src_address, num_pages, src_perm, OperationType::ChangePermissions)
|
||||
.IsSuccess());
|
||||
});
|
||||
|
||||
// Map the alias pages.
|
||||
R_TRY(MapPages(dst_address, pg, new_perm));
|
||||
|
||||
// We successfully mapped the alias pages, so we don't need to unprotect the src pages on
|
||||
// failure.
|
||||
unprot_guard.Cancel();
|
||||
|
||||
// Apply the memory block updates.
|
||||
block_manager->Update(src_address, num_pages, src_state, new_perm,
|
||||
KMemoryAttribute::Locked);
|
||||
block_manager->Update(dst_addr, num_pages, KMemoryState::AliasCode);
|
||||
block_manager->Update(dst_address, num_pages, KMemoryState::AliasCode, new_perm,
|
||||
KMemoryAttribute::None);
|
||||
}
|
||||
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
@ -330,12 +355,6 @@ ResultCode KPageTable::UnmapCodeMemory(VAddr dst_address, VAddr src_address, std
|
|||
// Lock the table.
|
||||
KScopedLightLock lk(general_lock);
|
||||
|
||||
if (!size) {
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
const std::size_t num_pages{size / PageSize};
|
||||
|
||||
// Verify that the source memory is locked normal heap.
|
||||
std::size_t num_src_allocator_blocks{};
|
||||
R_TRY(this->CheckMemoryState(std::addressof(num_src_allocator_blocks), src_address, size,
|
||||
|
@ -384,9 +403,15 @@ ResultCode KPageTable::UnmapCodeMemory(VAddr dst_address, VAddr src_address, std
|
|||
|
||||
// Unmap.
|
||||
{
|
||||
// TODO(bunnei): We free the virtual address space, but do not nullptr the pointers in the
|
||||
// backing page table. This is a workaround because of an issue where CPU emulation may have
|
||||
// not quite finished running code when NROs are unloaded.
|
||||
// Determine the number of pages being operated on.
|
||||
const std::size_t num_pages = size / PageSize;
|
||||
|
||||
// Unmap the aliased copy of the pages.
|
||||
R_TRY(Operate(dst_address, num_pages, KMemoryPermission::None, OperationType::Unmap));
|
||||
|
||||
// Try to set the permissions for the source pages back to what they should be.
|
||||
R_TRY(Operate(src_address, num_pages, KMemoryPermission::UserReadWrite,
|
||||
OperationType::ChangePermissions));
|
||||
|
||||
// Apply the memory block updates.
|
||||
block_manager->Update(dst_address, num_pages, KMemoryState::None);
|
||||
|
|
|
@ -36,8 +36,8 @@ public:
|
|||
KMemoryManager::Pool pool);
|
||||
ResultCode MapProcessCode(VAddr addr, std::size_t pages_count, KMemoryState state,
|
||||
KMemoryPermission perm);
|
||||
ResultCode MapCodeMemory(VAddr dst_addr, VAddr src_addr, std::size_t size);
|
||||
ResultCode UnmapCodeMemory(VAddr dst_addr, VAddr src_addr, std::size_t size);
|
||||
ResultCode MapCodeMemory(VAddr dst_address, VAddr src_address, std::size_t size);
|
||||
ResultCode UnmapCodeMemory(VAddr dst_address, VAddr src_address, std::size_t size);
|
||||
ResultCode UnmapProcessMemory(VAddr dst_addr, std::size_t size, KPageTable& src_page_table,
|
||||
VAddr src_addr);
|
||||
ResultCode MapPhysicalMemory(VAddr addr, std::size_t size);
|
||||
|
|
Loading…
Reference in a new issue