--- np2/vram/vram.h	2003/12/19 23:16:06	1.2
+++ np2/vram/vram.h	2005/02/07 14:46:13	1.7
@@ -11,7 +11,11 @@ typedef struct {
 	UINT	vramwait;
 	UINT	grcgwait;
 #endif
-} VRAM_T;
+#if defined(SUPPORT_PC9821)
+	UINT8	mio1[4];
+	UINT8	mio2[0x40];
+#endif
+} _VRAMOP, *VRAMOP;
 
 // operate:		bit0	access page
 //				bit1	egc enable
@@ -36,13 +40,14 @@ enum {
 extern "C" {
 #endif
 
-extern const UINT32 vramplaneseg[4];
-
-extern	VRAM_T	vramop;
-extern	BYTE	tramupdate[0x1000];
-extern	BYTE	vramupdate[0x8000];
+extern	_VRAMOP	vramop;
+extern	UINT8	tramupdate[0x1000];
+extern	UINT8	vramupdate[0x8000];
+#if defined(SUPPORT_PC9821)
+extern	UINT8	vramex[0x80000];
+#endif
 
-void vram_init(void);
+void vram_initialize(void);
 
 #if !defined(CPUSTRUC_MEMWAIT)
 #define	MEMWAIT_TRAM	vramop.tramwait