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fs: add skeleton dir for sysmodule code

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Please note this isn't likely to immediately be the active ams project.
This commit is contained in:
Michael Scire
2021-12-06 10:58:19 -08:00
committed by SciresM
parent 4c7fd70c10
commit 94de5bf4f4
10 changed files with 456 additions and 6 deletions
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45
libraries/libstratosphere/source/fssystem/fssystem_file_system_proxy_api.cpp
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@@ -22,6 +22,8 @@ namespace ams::fssystem {
namespace {
/* TODO: Heap sizes need to match FS, when this is FS in master rather than ams.mitm. */
/* Official FS has a 4.5 MB exp heap, a 6 MB buffer pool, an 8 MB device buffer manager heap, and a 14 MB buffer manager heap. */
/* We don't need so much memory for ams.mitm (as we're servicing a much more limited context). */
/* We'll give ourselves a 1.5 MB exp heap, a 1 MB buffer pool, a 1 MB device buffer manager heap, and a 1 MB buffer manager heap. */
@@ -68,6 +70,7 @@ namespace ams::fssystem {
alignas(os::MemoryPageSize) u8 g_device_buffer[DeviceBufferSize];
alignas(os::MemoryPageSize) u8 g_buffer_pool[BufferPoolSize];
util::TypedStorage<mem::StandardAllocator> g_buffer_allocator;
util::TypedStorage<fssrv::MemoryResourceFromStandardAllocator> g_allocator;
@@ -87,14 +90,23 @@ namespace ams::fssystem {
}
void InitializeForFileSystemProxy() {
/* TODO FS-REIMPL: fssystem::RegisterServiceContext */
/* TODO FS-REIMPL: Setup MainThreadStackUsageReporter. */
/* TODO FS-REIMPL: spl::InitializeForFs(); */
/* Register service context for main thread. */
fssystem::ServiceContext context;
fssystem::RegisterServiceContext(std::addressof(context));
/* Initialize spl library. */
spl::InitializeForFs();
/* TODO FS-REIMPL: spl::SetIsAvailableAccessKeyHandler(fssrv::IsAvailableAccessKey) */
/* Determine whether we're prod or dev. */
bool is_prod = !spl::IsDevelopment();
bool is_development_function_enabled = spl::IsDevelopmentFunctionEnabled();
/* Set debug flags. */
fssrv::SetDebugFlagEnabled(is_development_function_enabled);
/* Setup our crypto configuration. */
SetUpKekAccessKeys(is_prod);
@@ -106,6 +118,7 @@ namespace ams::fssystem {
util::ConstructAt(g_allocator, GetPointer(g_buffer_allocator));
/* Set allocators. */
/* TODO FS-REIMPL: sf::SetGlobalDefaultMemoryResource() */
fs::SetAllocator(AllocateForFileSystemProxy, DeallocateForFileSystemProxy);
fssystem::InitializeAllocator(AllocateForFileSystemProxy, DeallocateForFileSystemProxy);
@@ -114,11 +127,16 @@ namespace ams::fssystem {
util::ConstructAt(g_buffer_manager);
GetReference(g_buffer_manager).Initialize(MaxCacheCount, reinterpret_cast<uintptr_t>(g_buffer_manager_heap), BufferManagerHeapSize, BlockSize);
/* TODO FS-REIMPL: Memory Report Creators, fssrv::SetMemoryReportCreator */
/* TODO FS-REIMPL: os::AllocateMemoryBlock(...); */
/* TODO FS-REIMPL: fssrv::storage::CreateDeviceAddressSpace(...); */
fssystem::InitializeBufferPool(reinterpret_cast<char *>(g_device_buffer), DeviceBufferSize);
/* TODO FS-REIMPL: Create Pooled Threads, fssystem::RegisterThreadPool. */
/* TODO FS-REIMPL: Create Pooled Threads/Stack Usage Reporter, fssystem::RegisterThreadPool. */
/* TODO FS-REIMPL: fssrv::GetFileSystemProxyServices(), some service creation. */
/* Initialize fs creators. */
/* TODO FS-REIMPL: Revise for accuracy. */
util::ConstructAt(g_rom_fs_creator, GetPointer(g_allocator));
util::ConstructAt(g_partition_fs_creator);
util::ConstructAt(g_storage_on_nca_creator, GetPointer(g_allocator), *GetNcaCryptoConfiguration(is_prod), is_prod, GetPointer(g_buffer_manager));
@@ -131,18 +149,33 @@ namespace ams::fssystem {
.storage_on_nca_creator = GetPointer(g_storage_on_nca_creator),
};
/* TODO FS-REIMPL: Revise above for latest firmware, all the new Services creation. */
/* TODO FS-REIMPL: Memory Report Creators, fssrv::SetMemoryReportCreator */
/* TODO FS-REIMPL: Sd Card detection, speed emulation. */
/* Initialize fssrv. TODO FS-REIMPL: More arguments, more actions taken. */
fssrv::InitializeForFileSystemProxy(std::addressof(g_fs_creator_interfaces), GetPointer(g_buffer_manager), is_development_function_enabled);
/* TODO FS-REIMPL: GetFileSystemProxyServiceObject(), set current process, initialize global service object. */
/* Disable auto-abort in fs library code. */
/* TODO: fs::SetEnabledAutoAbort(false); */
/* TODO FS-REIMPL: Initialize fsp server. */
/* NOTE: This is done in fsp server init, normally. */
fssystem::InitializeBufferPool(reinterpret_cast<char *>(g_device_buffer), DeviceBufferSize);
/* TODO FS-REIMPL: Cleanup calls. */
/* TODO FS-REIMPL: Spawn worker threads. */
/* TODO FS-REIMPL: Set mmc devices ready. */
/* TODO FS-REIMPL: fssrv::LoopPmEventServer(...); */
/* TODO FS-REIMPL: Wait/destroy threads. */
/* TODO FS-REIMPL: spl::Finalize(); */
}
const ::ams::fssrv::fscreator::FileSystemCreatorInterfaces *GetFileSystemCreatorInterfaces() {