diff --git a/misc/n64/rsp_gpu.S b/misc/n64/rsp_gpu.S
index 08f41b5d4..4dd7191f7 100644
--- a/misc/n64/rsp_gpu.S
+++ b/misc/n64/rsp_gpu.S
@@ -196,8 +196,8 @@ upload_vertex:
     slv vtex, SCREEN_VTX_S_T,  vtx
 
     # 32-bit right shift by 5, to keep the clip space coordinates unscaled
-    vmudm vcspos_i, vcspos_i, vshift8.e4
-    vmadl vcspos_f, vcspos_f, vshift8.e4
+    vmudm vcspos_i, vcspos_i, K2048
+    vmadl vcspos_f, vcspos_f, K2048
 
 	addi vcount,  -1
 	addi src_ptr, 16
@@ -405,13 +405,11 @@ GL_TnL:
     #vmadh vst,   vtexoffset, K1
     #vmudl vst,   vst, vtexsize
 
-	vmudh v___,  vst, vtexsize
-	vsar  vst_i, COP2_ACC_HI
-	vsar  vst_f, COP2_ACC_MD
+	vmudn vst_f, vst,   vtexsize # ACC  = vst * vtexsize, VST_F = ACC & 0xFFFF
+	vmadh vst_i, vzero, vzero    # ACC += zero * zero,    VST_I = ACC >> 16
 
-	vmudl vst_f, vst_f, K8192
-	vmadm vst_i, vst_i, K8192
-	vmadn vst,   vzero, vzero
+	vmudm v___,  vst_i, K8192    # ACC  = (vst_i * 8192)
+	vmadl vst,   vst_f, K8192    # ACC += (vst_f * 8192) >> 16, VST = ACC & 0xFFFF
 
     #undef vst_i
     #undef vst_f
diff --git a/src/Platform_N64.c b/src/Platform_N64.c
index 59a4ac098..6a676d79c 100644
--- a/src/Platform_N64.c
+++ b/src/Platform_N64.c
@@ -24,11 +24,6 @@
 #include <sys/fcntl.h>
 #include "_PlatformConsole.h"
 
-// These functions are private in libdragon. FatFs functions are instead recommanded.
-int open( const char *file, int flags, ... );
-int stat( const char *file, struct stat *st );
-int mkdir( const char * path, mode_t mode );
-
 const cc_result ReturnCode_FileShareViolation = 1000000000; // not used
 const cc_result ReturnCode_FileNotFound     = ENOENT;
 const cc_result ReturnCode_DirectoryExists  = EEXIST;
@@ -95,6 +90,7 @@ static cc_string root_path_rom = String_FromConst("rom:/");
 void Platform_EncodePath(cc_filepath* dst, const cc_string* path) {
 	char* str = dst->buffer;
 	cc_string path_ = *path;
+
 	if (Platform_ReadonlyFilesystem) { // read from rom root
 		int idx = String_IndexOf(path, '/');
 		if (idx >= 0) path_ = String_UNSAFE_SubstringAt(&path_, idx + 1);
@@ -297,6 +293,7 @@ void Platform_Init(void) {
 	dfs_init(DFS_DEFAULT_LOCATION);
 	timer_init();
 	rtc_init();
+
 	if (!debug_init_sdfs("sd:/", -1)) {
 		String_Copy(&root_path, &root_path_rom);
 		Platform_ReadonlyFilesystem = true;
diff --git a/src/VirtualKeyboard.h b/src/VirtualKeyboard.h
index 95512a35f..961f787e5 100644
--- a/src/VirtualKeyboard.h
+++ b/src/VirtualKeyboard.h
@@ -157,6 +157,8 @@ static void VirtualKeyboard_Draw(struct Context2D* ctx) {
 			w = kb_tileWidth * KB_GetCellWidth(i);
 			h = kb_tileHeight;
 
+			/* Note: Make sure that the virtual keyboard ends up using 16 colours or less, so that */
+			/*  some console graphics backends can allocate the rendered texture as a 4bpp texture */
 			Gradient_Noise(ctx, i == selected ? KB_SELECTED_COLOR : KB_NORMAL_COLOR, 2, x, y, w, h);
 			LWidget_DrawBorder(ctx, KB_BACKGROUND_COLOR, 1, 1, x, y, w, h);