[nostalgia/core] Fix GBA compile errors

src/nostalgia/core/CMakeLists.txt

@@ -2,6 +2,7 @@ if(NOSTALGIA_BUILD_TYPE STREQUAL "GBA")
 	enable_language(C ASM)
 	set(
 		CPP
+			gba/core.cpp
 			gba/gfx.cpp
 			gba/media.cpp
 			gba/mem.cpp
@@ -35,6 +36,7 @@ add_library(
 target_link_libraries(
 	NostalgiaCore PUBLIC
 		NostalgiaCommon
+		OxFS
 )
 
 if(NOSTALGIA_BUILD_TYPE STREQUAL "Native")

src/nostalgia/core/gba/gfx.cpp

@@ -169,6 +169,10 @@ ox::Error initGfx(Context*) {
 	return OxError(0);
 }
 
+ox::Error shutdownGfx() {
+	return OxError(0);
+}
+
 // Do NOT use Context in the GBA version of this function.
 ox::Error initConsole(Context*) {
 	const auto PaletteStart = sizeof(GbaImageDataHeader);
@@ -204,7 +208,12 @@ ox::Error initConsole(Context*) {
 	return err;
 }
 
-ox::Error loadTileSheet(Context*, ox::FileAddress inode) {
+ox::Error loadTileSheet(Context*,
+                        TileSheetSpace,
+                        int,
+                        ox::FileAddress tilesheetPath,
+                        ox::FileAddress) {
+	auto inode = tilesheetPath.getInode().value;
 	ox::Error err(0);
 	const auto PaletteStart = sizeof(GbaImageDataHeader);
 	GbaImageDataHeader imgData;

src/nostalgia/core/gba/panic.cpp

@@ -12,7 +12,7 @@
 namespace nostalgia::core {
 
 void panic(const char *msg) {
-	initConsole(nullptr);
+	oxIgnoreError(initConsole(nullptr));
 	puts(nullptr,  1 * 32 + 0, "SADNESS...");
 	puts(nullptr,  4 * 32 + 0, "UNEXPECTED STATE:");
 	puts(nullptr,  6 * 32 + 2, msg);