mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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328 lines
10 KiB
C++
328 lines
10 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere.hpp>
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extern "C" {
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extern u32 __start__;
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u32 __nx_applet_type = AppletType_None;
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u32 __nx_fs_num_sessions = 1;
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#define INNER_HEAP_SIZE 0x0
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size_t nx_inner_heap_size = INNER_HEAP_SIZE;
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char nx_inner_heap[INNER_HEAP_SIZE];
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void __libnx_initheap(void);
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void __appInit(void);
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void __appExit(void);
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void *__libnx_alloc(size_t size);
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void *__libnx_aligned_alloc(size_t alignment, size_t size);
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void __libnx_free(void *mem);
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}
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namespace ams {
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ncm::ProgramId CurrentProgramId = ncm::SystemProgramId::Htc;
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}
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using namespace ams;
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#define AMS_HTC_USE_FATAL_ERROR 1
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#if AMS_HTC_USE_FATAL_ERROR
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extern "C" {
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/* Exception handling. */
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alignas(16) u8 __nx_exception_stack[ams::os::MemoryPageSize];
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u64 __nx_exception_stack_size = sizeof(__nx_exception_stack);
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void __libnx_exception_handler(ThreadExceptionDump *ctx);
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}
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void __libnx_exception_handler(ThreadExceptionDump *ctx) {
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ams::CrashHandler(ctx);
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}
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#endif
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namespace ams::htc {
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namespace {
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alignas(0x40) constinit u8 g_heap_buffer[4_KB];
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lmem::HeapHandle g_heap_handle;
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void *Allocate(size_t size) {
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return lmem::AllocateFromExpHeap(g_heap_handle, size);
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}
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void Deallocate(void *p, size_t size) {
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return lmem::FreeToExpHeap(g_heap_handle, p);
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}
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void InitializeHeap() {
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/* Setup server allocator. */
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g_heap_handle = lmem::CreateExpHeap(g_heap_buffer, sizeof(g_heap_buffer), lmem::CreateOption_ThreadSafe);
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}
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}
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}
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void __libnx_initheap(void) {
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void* addr = nx_inner_heap;
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size_t size = nx_inner_heap_size;
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/* Newlib */
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extern char* fake_heap_start;
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extern char* fake_heap_end;
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fake_heap_start = (char*)addr;
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fake_heap_end = (char*)addr + size;
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ams::htc::InitializeHeap();
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}
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void __appInit(void) {
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hos::InitializeForStratosphere();
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fs::SetAllocator(htc::Allocate, htc::Deallocate);
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R_ABORT_UNLESS(sm::Initialize());
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R_ABORT_UNLESS(setsysInitialize());
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R_ABORT_UNLESS(setcalInitialize());
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R_ABORT_UNLESS(pscmInitialize());
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R_ABORT_UNLESS(fsInitialize());
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R_ABORT_UNLESS(fs::MountSdCard("sdmc"));
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ams::CheckApiVersion();
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}
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void __appExit(void) {
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fsExit();
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setsysExit();
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}
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namespace ams {
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void *Malloc(size_t size) {
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AMS_ABORT("ams::Malloc was called");
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}
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void Free(void *ptr) {
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AMS_ABORT("ams::Free was called");
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}
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void *MallocForRapidJson(size_t size) {
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AMS_ABORT("ams::MallocForRapidJson was called");
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}
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void *ReallocForRapidJson(void *ptr, size_t size) {
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AMS_ABORT("ams::ReallocForRapidJson was called");
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}
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void FreeForRapidJson(void *ptr) {
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if (ptr == nullptr) {
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return;
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}
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AMS_ABORT("ams::FreeForRapidJson was called");
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}
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}
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void *operator new(size_t size) {
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AMS_ABORT("operator new(size_t) was called");
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}
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void operator delete(void *p) {
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AMS_ABORT("operator delete(void *) was called");
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}
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void *__libnx_alloc(size_t size) {
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AMS_ABORT("__libnx_alloc was called");
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}
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void *__libnx_aligned_alloc(size_t alignment, size_t size) {
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AMS_ABORT("__libnx_aligned_alloc was called");
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}
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void __libnx_free(void *mem) {
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AMS_ABORT("__libnx_free was called");
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}
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namespace ams::htc {
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namespace {
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constexpr htclow::impl::DriverType DefaultHtclowDriverType = htclow::impl::DriverType::Usb;
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constexpr inline size_t NumHtcsIpcThreads = 8;
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alignas(os::ThreadStackAlignment) u8 g_htc_ipc_thread_stack[4_KB];
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alignas(os::ThreadStackAlignment) u8 g_htcfs_ipc_thread_stack[4_KB];
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alignas(os::ThreadStackAlignment) u8 g_htcs_ipc_thread_stack[NumHtcsIpcThreads][4_KB];
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htclow::impl::DriverType GetHtclowDriverType() {
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/* Get the transport type. */
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char transport[0x10];
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if (settings::fwdbg::GetSettingsItemValue(transport, sizeof(transport), "bsp0", "tm_transport") == 0) {
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return DefaultHtclowDriverType;
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}
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/* Make the transport type case insensitive. */
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transport[util::size(transport) - 1] = '\x00';
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for (size_t i = 0; i < util::size(transport); ++i) {
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transport[i] = std::tolower(static_cast<unsigned char>(transport[i]));
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}
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/* Select the transport. */
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if (std::strstr(transport, "usb")) {
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return htclow::impl::DriverType::Usb;
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} else if (std::strstr(transport, "hb")) {
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return htclow::impl::DriverType::HostBridge;
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} else if (std::strstr(transport, "plainchannel")) {
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return htclow::impl::DriverType::PlainChannel;
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} else if (std::strstr(transport, "socket")) {
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/* NOTE: Nintendo does not actually allow socket driver to be selected. */
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/* Should we disallow this? Undesirable, because people will want to use docked tma. */
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/* TODO: Right now, SocketDriver causes a hang on init. This is because */
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/* the socket driver requires wi-fi, but wi-fi can't happen until the system is fully up. */
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/* The system can't initialize fully until we acknowledge power state events. */
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/* We can't acknowledge power state events until our driver is online. */
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/* Resolving this chicken-and-egg problem without compromising design will require thought. */
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//return htclow::impl::DriverType::Socket;
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return DefaultHtclowDriverType;
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} else {
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return DefaultHtclowDriverType;
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}
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}
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void HtcIpcThreadFunction(void *arg) {
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htc::server::LoopHtcmiscServer();
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}
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void HtcfsIpcThreadFunction(void *arg) {
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htcfs::LoopHipcServer();
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}
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void HtcsIpcThreadFunction(void *arg) {
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htcs::server::LoopHipcServer();
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}
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}
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namespace server {
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void InitializePowerStateMonitor(htclow::impl::DriverType driver_type, htclow::HtclowManager *htclow_manager);
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void FinalizePowerStateMonitor();
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void LoopMonitorPowerState();
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}
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}
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namespace ams::htclow::driver {
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void InitializeSocketApiForSocketDriver();
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}
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int main(int argc, char **argv)
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{
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/* Set thread name. */
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os::SetThreadNamePointer(os::GetCurrentThread(), AMS_GET_SYSTEM_THREAD_NAME(htc, Main));
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AMS_ASSERT(os::GetThreadPriority(os::GetCurrentThread()) == AMS_GET_SYSTEM_THREAD_PRIORITY(htc, Main));
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/* Get and set the default driver type. */
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const auto driver_type = htc::GetHtclowDriverType();
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htclow::HtclowManagerHolder::SetDefaultDriver(driver_type);
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/* If necessary, initialize the socket driver. */
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if (driver_type == htclow::impl::DriverType::Socket) {
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htclow::driver::InitializeSocketApiForSocketDriver();
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}
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/* Initialize the htclow manager. */
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htclow::HtclowManagerHolder::AddReference();
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ON_SCOPE_EXIT { htclow::HtclowManagerHolder::Release(); };
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/* Get the htclow manager. */
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auto *htclow_manager = htclow::HtclowManagerHolder::GetHtclowManager();
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/* Initialize the htc misc server. */
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htc::server::InitializeHtcmiscServer(htclow_manager);
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/* Create the htc misc ipc thread. */
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os::ThreadType htc_ipc_thread;
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os::CreateThread(std::addressof(htc_ipc_thread), htc::HtcIpcThreadFunction, nullptr, htc::g_htc_ipc_thread_stack, sizeof(htc::g_htc_ipc_thread_stack), AMS_GET_SYSTEM_THREAD_PRIORITY(htc, HtcIpc));
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os::SetThreadNamePointer(std::addressof(htc_ipc_thread), AMS_GET_SYSTEM_THREAD_NAME(htc, HtcIpc));
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/* Initialize the htcfs server. */
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htcfs::Initialize(htclow_manager);
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htcfs::RegisterHipcServer();
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/* Create the htcfs ipc thread. */
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os::ThreadType htcfs_ipc_thread;
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os::CreateThread(std::addressof(htcfs_ipc_thread), htc::HtcfsIpcThreadFunction, nullptr, htc::g_htcfs_ipc_thread_stack, sizeof(htc::g_htcfs_ipc_thread_stack), AMS_GET_SYSTEM_THREAD_PRIORITY(htc, HtcfsIpc));
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os::SetThreadNamePointer(std::addressof(htcfs_ipc_thread), AMS_GET_SYSTEM_THREAD_NAME(htc, HtcfsIpc));
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/* Initialize the htcs server. */
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htcs::server::Initialize();
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htcs::server::RegisterHipcServer();
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/* Create the htcs ipc threads. */
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os::ThreadType htcs_ipc_threads[htc::NumHtcsIpcThreads];
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for (size_t i = 0; i < htc::NumHtcsIpcThreads; ++i) {
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os::CreateThread(std::addressof(htcs_ipc_threads[i]), htc::HtcsIpcThreadFunction, nullptr, htc::g_htcs_ipc_thread_stack[i], sizeof(htc::g_htcs_ipc_thread_stack[i]), AMS_GET_SYSTEM_THREAD_PRIORITY(htc, HtcsIpc));
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os::SetThreadNamePointer(std::addressof(htcs_ipc_threads[i]), AMS_GET_SYSTEM_THREAD_NAME(htc, HtcsIpc));
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}
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/* Initialize psc. */
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htc::server::InitializePowerStateMonitor(driver_type, htclow_manager);
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/* Start all threads. */
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os::StartThread(std::addressof(htc_ipc_thread));
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os::StartThread(std::addressof(htcfs_ipc_thread));
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for (size_t i = 0; i < htc::NumHtcsIpcThreads; ++i) {
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os::StartThread(std::addressof(htcs_ipc_threads[i]));
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}
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/* Loop psc monitor. */
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htc::server::LoopMonitorPowerState();
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/* Destroy all threads. */
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for (size_t i = 0; i < htc::NumHtcsIpcThreads; ++i) {
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os::WaitThread(std::addressof(htcs_ipc_threads[i]));
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os::DestroyThread(std::addressof(htcs_ipc_threads[i]));
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}
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os::WaitThread(std::addressof(htcfs_ipc_thread));
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os::DestroyThread(std::addressof(htcfs_ipc_thread));
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os::WaitThread(std::addressof(htc_ipc_thread));
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os::DestroyThread(std::addressof(htc_ipc_thread));
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/* Finalize psc monitor. */
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htc::server::FinalizePowerStateMonitor();
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return 0;
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}
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