ro: add ro sysmodule skeleton

stratosphere/ro/source/ro_main.cpp

@@ -0,0 +1,117 @@
+/*
+ * Copyright (c) 2018-2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+ 
+#include <cstdlib>
+#include <cstdint>
+#include <cstring>
+#include <malloc.h>
+
+#include <switch.h>
+#include <atmosphere.h>
+#include <stratosphere.hpp>
+
+extern "C" {
+    extern u32 __start__;
+
+    u32 __nx_applet_type = AppletType_None;
+
+    #define INNER_HEAP_SIZE 0x30000
+    size_t nx_inner_heap_size = INNER_HEAP_SIZE;
+    char   nx_inner_heap[INNER_HEAP_SIZE];
+    
+    void __libnx_initheap(void);
+    void __appInit(void);
+    void __appExit(void);
+
+    /* Exception handling. */
+    alignas(16) u8 __nx_exception_stack[0x1000];
+    u64 __nx_exception_stack_size = sizeof(__nx_exception_stack);
+    void __libnx_exception_handler(ThreadExceptionDump *ctx);
+    u64 __stratosphere_title_id = TitleId_Ro;
+    void __libstratosphere_exception_handler(AtmosphereFatalErrorContext *ctx);
+}
+
+void __libnx_exception_handler(ThreadExceptionDump *ctx) {
+    StratosphereCrashHandler(ctx);
+}
+
+void __libnx_initheap(void) {
+	void*  addr = nx_inner_heap;
+	size_t size = nx_inner_heap_size;
+
+	/* Newlib */
+	extern char* fake_heap_start;
+	extern char* fake_heap_end;
+
+	fake_heap_start = (char*)addr;
+	fake_heap_end   = (char*)addr + size;
+}
+
+void __appInit(void) {
+    Result rc;
+    
+    SetFirmwareVersionForLibnx();
+    
+    rc = smInitialize();
+    if (R_FAILED(rc)) {
+        std::abort();
+    }
+    
+    rc = setsysInitialize();
+    if (R_FAILED(rc)) {
+        std::abort();
+    }
+        
+    rc = splInitialize();
+    if (R_FAILED(rc)) {
+        std::abort();
+    }
+    
+    rc = fsInitialize();
+    if (R_FAILED(rc)) {
+        std::abort();
+    }
+        
+    rc = fsdevMountSdmc();
+    if (R_FAILED(rc)) {
+        std::abort();
+    }
+    
+    CheckAtmosphereVersion(CURRENT_ATMOSPHERE_VERSION);
+}
+
+void __appExit(void) {
+    fsdevUnmountAll();
+    fsExit();
+    splExit();
+    setsysExit();
+    smExit();
+}
+
+int main(int argc, char **argv)
+{
+    /* Static server manager. */
+    static auto g_server_manager = WaitableManager(1);
+    
+    /* TODO: Create services. */
+
+    /* Loop forever, servicing our services. */
+    g_server_manager.Process();
+
+    /* Cleanup */
+    return 0;
+}
+