support PC-9800 against 2.5.45-ac1

diff -urN linux-2.5.45-ac1/arch/i386/boot98/compressed/misc.c linux98-2.5.45-ac1/arch/i386/boot98/compressed/misc.c
@@ -301,7 +301,7 @@
 struct {
 	long * a;
 	short b;
-	} stack_start = { & user_stack [STACK_SIZE] , __KERNEL_DS };
+	} stack_start = { & user_stack [STACK_SIZE] , __BOOT_DS };
 
 static void setup_normal_output_buffer(void)
 {

@@ -373,3 +373,7 @@
 	if (high_loaded) close_output_buffer_if_we_run_high(mv);
 	return high_loaded;
 }
+
+/* We don't actually check for stack overflows this early. */
+__asm__(".globl mcount ; mcount: ret\n");
+

@@ -176,7 +176,15 @@
 
 
 #include <linux/fd.h>
+#define FLOPPY98_MOTOR_MASK 0x08
+
+#define FDPATCHES
 #include <linux/hdreg.h>
+#define FD98_STATUS	(0 + FD_IOPORT )
+#define FD98_DATA	(2 + FD_IOPORT )
+#define FD_MODE		(4 + FD_IOPORT )
+#define FD_MODE_CHANGE	0xbe
+#define FD_EMODE_CHANGE	0x4be
 
 #include <linux/errno.h>
 #include <linux/slab.h>

@@ -784,10 +792,10 @@
 		fd_outb(newdor, FD_MODE);
 	}
 
-	if (newdor & FLOPPY_MOTOR_MASK)
+	if (newdor & FLOPPY98_MOTOR_MASK)
 		floppy_grab_irq_and_dma();
 
-	if (olddor & FLOPPY_MOTOR_MASK)
+	if (olddor & FLOPPY98_MOTOR_MASK)
 		floppy_release_irq_and_dma();
 
 	return olddor;

@@ -828,7 +836,7 @@
 	if (FDCS->rawcmd == 2)
 		reset_fdc_info(1);
 
-	if (fd_inb(FD_STATUS) != STATUS_READY)
+	if (fd_inb(FD98_STATUS) != STATUS_READY)
 		FDCS->reset = 1;
 }
 

@@ -1146,7 +1154,7 @@
 	if (FDCS->reset)
 		return -1;
 	for (counter = 0; counter < READY_DELAY; counter++) {
-		status = fd_inb(FD_STATUS);		
+		status = fd_inb(FD98_STATUS);		
 		if (status & STATUS_READY)
 			return status;
 	}

@@ -1167,7 +1175,7 @@
 	if ((status = wait_til_ready()) < 0)
 		return -1;
 	if ((status & (STATUS_READY|STATUS_DIR|STATUS_DMA)) == STATUS_READY){
-		fd_outb(byte,FD_DATA);
+		fd_outb(byte,FD98_DATA);
 #ifdef FLOPPY_SANITY_CHECK
 		output_log[output_log_pos].data = byte;
 		output_log[output_log_pos].status = status;

@@ -1203,7 +1211,7 @@
 			return i;
 		}
 		if (status == (STATUS_DIR|STATUS_READY|STATUS_BUSY))
-			reply_buffer[i] = fd_inb(FD_DATA);
+			reply_buffer[i] = fd_inb(FD98_DATA);
 		else
 			break;
 	}

@@ -1793,7 +1801,7 @@
 	printk("\n");
 #endif
 
-	printk("status=%x\n", fd_inb(FD_STATUS));
+	printk("status=%x\n", fd_inb(FD98_STATUS));
 	printk("fdc_busy=%lu\n", fdc_busy);
 	if (do_floppy)
 		printk("do_floppy=%p\n", do_floppy);

@@ -2344,7 +2352,7 @@
 {
 	if (end_that_request_first(req, uptodate, current_count_sectors))
 		return;
-	add_blkdev_randomness(MAJOR_NR);
+	add_disk_randomness(req->rq_disk);
 	floppy_off((int)req->rq_disk->private_data);
 	blkdev_dequeue_request(req);
 	end_that_request_last(req);

@@ -4251,6 +4259,7 @@
 	int err;
 
 	raw_cmd = NULL;
+	FDC1 = 0x90;
 
 	for (i=0; i<N_DRIVE; i++) {
 		disks[i] = alloc_disk(1);

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diff -urN linux/arch/i386/kernel/timers/timer_pit.c linux98/arch/i386/kernel/timers/timer_pit.c
@@ -15,6 +15,7 @@
 extern spinlock_t i8259A_lock;
 extern spinlock_t i8253_lock;
 #include "do_timer.h"
+#include "io_ports.h"
 
 static int init_pit(void)
 {

@@ -63,7 +64,8 @@
 {
 	int count;
 
-	static int count_p = LATCH;    /* for the first call after boot */
+	static int count_p;
+	static int is_1st_boot = 1;    /* for the first call after boot */
 	static unsigned long jiffies_p = 0;
 
 	/*

@@ -71,12 +73,18 @@
 	 */
 	unsigned long jiffies_t;
 
+	/* for support LATCH is not constant */
+	if (is_1st_boot) {
+		is_1st_boot = 0;
+		count_p = LATCH;
+	}
+
 	/* gets recalled with irq locally disabled */
 	spin_lock(&i8253_lock);
 	/* timer count may underflow right here */
-	outb_p(0x00, 0x43);	/* latch the count ASAP */
+	outb_p(0x00, PIT_MODE);	/* latch the count ASAP */
 
-	count = inb_p(0x40);	/* read the latched count */
+	count = inb_p(PIT_CH0);	/* read the latched count */
 
 	/*
 	 * We do this guaranteed double memory access instead of a _p 

@@ -84,13 +92,13 @@
 	 */
  	jiffies_t = jiffies;
 
-	count |= inb_p(0x40) << 8;
+	count |= inb_p(PIT_CH0) << 8;
 	
         /* VIA686a test code... reset the latch if count > max + 1 */
         if (count > LATCH) {
-                outb_p(0x34, 0x43);
-                outb_p(LATCH & 0xff, 0x40);
-                outb(LATCH >> 8, 0x40);
+                outb_p(0x34, PIT_MODE);
+                outb_p(LATCH & 0xff, PIT_CH0);
+                outb(LATCH >> 8, PIT_CH0);
                 count = LATCH - 1;
         }
 	

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diff -urN linux/arch/i386/kernel/traps.c linux98/arch/i386/kernel/traps.c
@@ -49,6 +49,8 @@
 #include <linux/irq.h>
 #include <linux/module.h>
 
+#include "mach_traps.h"
+
 asmlinkage int system_call(void);
 asmlinkage void lcall7(void);
 asmlinkage void lcall27(void);

@@ -452,8 +454,7 @@
 	printk("You probably have a hardware problem with your RAM chips\n");
 
 	/* Clear and disable the memory parity error line. */
-	reason = (reason & 0xf) | 4;
-	outb(reason, 0x61);
+	clear_mem_error(reason);
 }
 
 static void io_check_error(unsigned char reason, struct pt_regs * regs)

@@ -490,7 +491,7 @@
 
 static void default_do_nmi(struct pt_regs * regs)
 {
-	unsigned char reason = inb(0x61);
+	unsigned char reason = get_nmi_reason();
  
 	if (!(reason & 0xc0)) {
 #if CONFIG_X86_LOCAL_APIC

@@ -514,10 +515,7 @@
 	 * Reassert NMI in case it became active meanwhile
 	 * as it's edge-triggered.
 	 */
-	outb(0x8f, 0x70);
-	inb(0x71);		/* dummy */
-	outb(0x0f, 0x70);
-	inb(0x71);		/* dummy */
+	reassert_nmi();
 }
 
 static int dummy_nmi_callback(struct pt_regs * regs, int cpu)

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diff -urN linux/arch/i386/mach-generic/mach_traps.h linux98/arch/i386/mach-generic/mach_traps.h
@@ -0,0 +1,29 @@
+/*
+ *  arch/i386/mach-generic/mach_traps.h
+ *
+ *  Machine specific NMI handling for generic.
+ *  Split out from traps.c by Osamu Tomita <[email protected]>
+ */
+#ifndef _MACH_TRAPS_H
+#define _MACH_TRAPS_H
+
+static inline void clear_mem_error(unsigned char reason)
+{
+	reason = (reason & 0xf) | 4;
+	outb(reason, 0x61);
+}
+
+static inline unsigned char get_nmi_reason(void)
+{
+	return inb(0x61);
+}
+
+static inline void reassert_nmi(void)
+{
+	outb(0x8f, 0x70);
+	inb(0x71);		/* dummy */
+	outb(0x0f, 0x70);
+	inb(0x71);		/* dummy */
+}
+
+#endif /* !_MACH_TRAPS_H */

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diff -urN linux/arch/i386/mach-pc9800/mach_traps.h linux98/arch/i386/mach-pc9800/mach_traps.h
@@ -0,0 +1,27 @@
+/*
+ *  arch/i386/mach-pc9800/mach_traps.h
+ *
+ *  Machine specific NMI handling for PC-9800.
+ *  Written by Osamu Tomita <[email protected]>
+ */
+#ifndef _MACH_TRAPS_H
+#define _MACH_TRAPS_H
+
+static inline void clear_mem_error(unsigned char reason)
+{
+	outb(0x08, 0x37);
+	outb(0x09, 0x37);
+}
+
+static inline unsigned char get_nmi_reason(void)
+{
+	return (inb(0x33) & 6) ? 0x80 : 0;
+}
+
+static inline void reassert_nmi(void)
+{
+	outb(0x09, 0x50);	/* disable NMI once */
+	outb(0x09, 0x52);	/* re-enable it */
+}
+
+#endif /* !_MACH_TRAPS_H */

diff -urN linux/arch/i386/mach-pc9800/smpboot_hooks.h linux98/arch/i386/mach-pc9800/smpboot_hooks.h
@@ -0,0 +1,33 @@
+/* two abstractions specific to kernel/smpboot.c, mainly to cater to visws
+ * which needs to alter them. */
+
+static inline void smpboot_clear_io_apic_irqs(void)
+{
+	io_apic_irqs = 0;
+}
+
+static inline void smpboot_setup_warm_reset_vector(void)
+{
+	/*
+	 * Install writable page 0 entry to set BIOS data area.
+	 */
+	local_flush_tlb();
+
+	/*
+	 * Paranoid:  Set warm reset code and vector here back
+	 * to default values.
+	 */
+	outb(0x0f, 0x37);	/* SHUT0 = 1 */
+
+	*((volatile long *) phys_to_virt(0x404)) = 0;
+}
+
+static inline void smpboot_setup_io_apic(void)
+{
+	/*
+	 * Here we can be sure that there is an IO-APIC in the system. Let's
+	 * go and set it up:
+	 */
+	if (!skip_ioapic_setup && nr_ioapics)
+		setup_IO_APIC();
+}

diff -urN linux/arch/i386/mach-summit/calibrate_tsc.h linux98/arch/i386/mach-summit/calibrate_tsc.h
@@ -0,0 +1 @@
+#include "../mach-generic/calibrate_tsc.h"

diff -urN linux/arch/i386/mach-summit/mach_resources.h linux98/arch/i386/mach-summit/mach_resources.h
@@ -0,0 +1 @@
+#include "../mach-generic/mach_resources.h"

diff -urN linux/arch/i386/mach-summit/mach_time.h linux98/arch/i386/mach-summit/mach_time.h
@@ -0,0 +1 @@
+#include "../mach-generic/mach_time.h"

diff -urN linux/arch/i386/mach-summit/mach_traps.h linux98/arch/i386/mach-summit/mach_traps.h
@@ -0,0 +1 @@
+#include "../mach-generic/mach_traps.h"

diff -urN linux/arch/i386/mach-visws/calibrate_tsc.h linux98/arch/i386/mach-visws/calibrate_tsc.h
@@ -0,0 +1 @@
+#include "../mach-generic/calibrate_tsc.h"

diff -urN linux/arch/i386/mach-visws/mach_resources.h linux98/arch/i386/mach-visws/mach_resources.h
@@ -0,0 +1 @@
+#include "../mach-generic/mach_resources.h"

diff -urN linux/arch/i386/mach-visws/mach_time.h linux98/arch/i386/mach-visws/mach_time.h
@@ -0,0 +1 @@
+#include "../mach-generic/mach_time.h"

diff -urN linux/arch/i386/mach-visws/mach_traps.h linux98/arch/i386/mach-visws/mach_traps.h
@@ -0,0 +1 @@
+#include "../mach-generic/mach_traps.h"

diff -urN linux/arch/i386/mach-voyager/calibrate_tsc.h linux98/arch/i386/mach-voyager/calibrate_tsc.h
@@ -0,0 +1 @@
+#include "../mach-generic/calibrate_tsc.h"

diff -urN linux/arch/i386/mach-voyager/mach_resources.h linux98/arch/i386/mach-voyager/mach_resources.h
@@ -0,0 +1 @@
+#include "../mach-generic/mach_resources.h"

diff -urN linux/arch/i386/mach-voyager/mach_time.h linux98/arch/i386/mach-voyager/mach_time.h
@@ -0,0 +1 @@
+#include "../mach-generic/mach_time.h"

diff -urN linux/arch/i386/mach-voyager/mach_traps.h linux98/arch/i386/mach-voyager/mach_traps.h
@@ -0,0 +1 @@
+#include "../mach-generic/mach_traps.h"

diff -urN linux/drivers/char/console_macros.h linux98/drivers/char/console_macros.h
@@ -55,6 +55,10 @@
 #define	s_reverse	(vc_cons[currcons].d->vc_s_reverse)
 #define	ulcolor		(vc_cons[currcons].d->vc_ulcolor)
 #define	halfcolor	(vc_cons[currcons].d->vc_halfcolor)
+#define def_attr	(vc_cons[currcons].d->vc_def_attr)
+#define ul_attr		(vc_cons[currcons].d->vc_ul_attr)
+#define half_attr	(vc_cons[currcons].d->vc_half_attr)
+#define bold_attr	(vc_cons[currcons].d->vc_bold_attr)
 #define tab_stop	(vc_cons[currcons].d->vc_tab_stop)
 #define palette		(vc_cons[currcons].d->vc_palette)
 #define bell_pitch	(vc_cons[currcons].d->vc_bell_pitch)

@@ -64,6 +68,16 @@
 #define complement_mask (vc_cons[currcons].d->vc_complement_mask)
 #define s_complement_mask (vc_cons[currcons].d->vc_s_complement_mask)
 #define hi_font_mask	(vc_cons[currcons].d->vc_hi_font_mask)
+#define kanji_mode     (vc_cons[currcons].d->vc_kanji_mode)
+#define s_kanji_mode   (vc_cons[currcons].d->vc_s_kanji_mode)
+#define kanji_char1    (vc_cons[currcons].d->vc_kanji_char1)
+#define translate_ex   (vc_cons[currcons].d->vc_translate_ex)
+#define G0_charset_ex  (vc_cons[currcons].d->vc_G0_charset_ex)
+#define G1_charset_ex  (vc_cons[currcons].d->vc_G1_charset_ex)
+#define saved_G0_ex    (vc_cons[currcons].d->vc_saved_G0_ex)
+#define saved_G1_ex    (vc_cons[currcons].d->vc_saved_G1_ex)
+#define kanji_jis_mode (vc_cons[currcons].d->vc_kanji_jis_mode)
+#define s_kanji_jis_mode (vc_cons[currcons].d->vc_s_kanji_jis_mode)
 
 #define vcmode		(vt_cons[currcons]->vc_mode)
 

diff -urN linux/drivers/char/console_pc9800.h linux98/drivers/char/console_pc9800.h
@@ -0,0 +1,14 @@
+#ifndef __CONSOLE_PC9800_H
+#define __CONSOLE_PC9800_H
+
+#define BLANK_ATTR	0x00E1
+
+#define JIS_CODE       0x01
+#define EUC_CODE       0x00
+#define SJIS_CODE      0x02
+#define JIS_CODE_ASCII  0x00
+#define JIS_CODE_78     0x01
+#define JIS_CODE_83     0x02
+#define JIS_CODE_90     0x03
+
+#endif /* __CONSOLE_PC9800_H */

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diff -urN linux/drivers/char/vt_ioctl.c linux98/drivers/char/vt_ioctl.c
@@ -63,9 +63,11 @@
 asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
 #endif
 
+#ifndef CONFIG_PC9800
 unsigned int video_font_height;
 unsigned int default_font_height;
 unsigned int video_scan_lines;
+#endif
 
 /*
  * these are the valid i/o ports we're allowed to change. they map all the

@@ -637,6 +639,17 @@
 		return 0;
 	}
 
+#ifdef CONFIG_PC9800
+	case VT_GDC_RESIZE:
+	{
+		if (!perm)
+			return -EPERM; 
+/*		con_adjust_height(0);*/
+		update_screen(console);
+		return 0;
+	}
+#endif 
+
 	case VT_SETMODE:
 	{
 		struct vt_mode tmp;

@@ -828,7 +841,9 @@
 		__get_user(clin, &vtconsize->v_clin);
 		__get_user(vcol, &vtconsize->v_vcol);
 		__get_user(ccol, &vtconsize->v_ccol);
+#ifndef CONFIG_PC9800
 		vlin = vlin ? vlin : video_scan_lines;
+#endif
 		if ( clin )
 		  {
 		    if ( ll )

@@ -853,10 +868,12 @@
 		if ( clin > 32 )
 		  return -EINVAL;
 		    
+#ifndef CONFIG_PC9800		    
 		if ( vlin )
 		  video_scan_lines = vlin;
 		if ( clin )
 		  video_font_height = clin;
+#endif
 		
 		return vc_resize_all(ll, cc);
   	}

@@ -1024,8 +1041,10 @@
 	vt_cons[new_console]->vt_mode.frsig = 0;
 	vt_cons[new_console]->vt_pid = -1;
 	vt_cons[new_console]->vt_newvt = -1;
+#ifndef CONFIG_PC9800
 	if (!in_interrupt())    /* Via keyboard.c:SAK() - akpm */
 		reset_palette(new_console) ;
+#endif
 }
 
 /*

diff -urN linux/include/linux/console.h linux98/include/linux/console.h
@@ -17,6 +17,13 @@
 #include <linux/types.h>
 #include <linux/kdev_t.h>
 #include <linux/spinlock.h>
+#include <linux/config.h>
+
+#ifndef CONFIG_PC9800
+typedef __u16 vram_char_t;
+#else
+typedef __u32 vram_char_t;
+#endif
 
 struct vc_data;
 struct console_font_op;

@@ -32,7 +39,7 @@
 	void	(*con_init)(struct vc_data *, int);
 	void	(*con_deinit)(struct vc_data *);
 	void	(*con_clear)(struct vc_data *, int, int, int, int);
-	void	(*con_putc)(struct vc_data *, int, int, int);
+	void	(*con_putc)(struct vc_data *, int, vram_char_t, int);
 	void	(*con_putcs)(struct vc_data *, const unsigned short *, int, int, int);
 	void	(*con_cursor)(struct vc_data *, int);
 	int	(*con_scroll)(struct vc_data *, int, int, int, int);

@@ -48,6 +55,7 @@
 	void	(*con_invert_region)(struct vc_data *, u16 *, int);
 	u16    *(*con_screen_pos)(struct vc_data *, int);
 	unsigned long (*con_getxy)(struct vc_data *, unsigned long, int *, int *);
+	int	(*con_setterm_command)(struct vc_data *);
 };
 
 extern const struct consw *conswitchp;

@@ -55,6 +63,7 @@
 extern const struct consw dummy_con;	/* dummy console buffer */
 extern const struct consw fb_con;	/* frame buffer based console */
 extern const struct consw vga_con;	/* VGA text console */
+extern const struct consw gdc_con;	/* PC-9800 GDC text console */
 extern const struct consw newport_con;	/* SGI Newport console  */
 extern const struct consw prom_con;	/* SPARC PROM console */
 

diff -urN linux/include/linux/console_struct.h linux98/include/linux/console_struct.h
@@ -9,6 +9,9 @@
  * to achieve effects such as fast scrolling by changing the origin.
  */
 
+#include <linux/config.h>
+#include <linux/console.h>
+
 #define NPAR 16
 
 struct vc_data {

@@ -25,9 +28,15 @@
 	unsigned char	vc_s_color;		/* Saved foreground & background */
 	unsigned char	vc_ulcolor;		/* Color for underline mode */
 	unsigned char	vc_halfcolor;		/* Color for half intensity mode */
+#ifdef CONFIG_GDC_CONSOLE
+	unsigned char	vc_def_attr;	/* Default attributes */
+	unsigned char	vc_ul_attr;	/* Attribute for underline mode */
+	unsigned char	vc_half_attr;	/* Attribute for half intensity mode */
+	unsigned char	vc_bold_attr;	/* Attribute for bold mode */
+#endif
 	unsigned short	vc_complement_mask;	/* [#] Xor mask for mouse pointer */
 	unsigned short	vc_hi_font_mask;	/* [#] Attribute set for upper 256 chars of font or 0 if not supported */
-	unsigned short	vc_video_erase_char;	/* Background erase character */
+	vram_char_t	vc_video_erase_char;	/* Background erase character */
 	unsigned short	vc_s_complement_mask;	/* Saved mouse pointer mask */
 	unsigned int	vc_x, vc_y;		/* Cursor position */
 	unsigned int	vc_top, vc_bottom;	/* Scrolling region */

@@ -82,6 +91,18 @@
 	struct vc_data **vc_display_fg;		/* [!] Ptr to var holding fg console for this display */
 	unsigned long	vc_uni_pagedir;
 	unsigned long	*vc_uni_pagedir_loc;  /* [!] Location of uni_pagedir variable for this console */
+#ifdef CONFIG_PC9800
+	unsigned char   vc_kanji_char1;
+	unsigned char   vc_kanji_mode;
+	unsigned char   vc_kanji_jis_mode;
+	unsigned char   vc_s_kanji_mode;
+	unsigned char   vc_s_kanji_jis_mode;
+	unsigned int    vc_translate_ex;
+	unsigned char   vc_G0_charset_ex;
+	unsigned char   vc_G1_charset_ex;
+	unsigned char   vc_saved_G0_ex;
+	unsigned char   vc_saved_G1_ex;
+#endif /* CONFIG_PC9800 */
 	/* additional information is in vt_kern.h */
 };
 

@@ -105,6 +126,10 @@
 #define CUR_HWMASK	0x0f
 #define CUR_SWMASK	0xfff0
 
+#ifndef CONFIG_PC9800
 #define CUR_DEFAULT CUR_UNDERLINE
+#else
+#define CUR_DEFAULT CUR_BLOCK
+#endif
 
 #define CON_IS_VISIBLE(conp) (*conp->vc_display_fg == conp)

diff -urN linux/include/linux/consolemap.h linux98/include/linux/consolemap.h
@@ -7,6 +7,7 @@
 #define GRAF_MAP 1
 #define IBMPC_MAP 2
 #define USER_MAP 3
+#define JP_MAP 4
 
 struct vc_data;
 

diff -urN linux/include/linux/tty.h linux98/include/linux/tty.h
@@ -123,6 +123,10 @@
 
 #define VIDEO_TYPE_PMAC		0x60	/* PowerMacintosh frame buffer. */
 
+#define VIDEO_TYPE_98NORMAL	0xa4	/* NEC PC-9800 normal */
+#define VIDEO_TYPE_9840		0xa5	/* NEC PC-9800 normal 40 lines */
+#define VIDEO_TYPE_98HIRESO	0xa6	/* NEC PC-9800 hireso */
+
 /*
  * This character is the same as _POSIX_VDISABLE: it cannot be used as
  * a c_cc[] character, but indicates that a particular special character

diff -urN linux/include/linux/vt.h linux98/include/linux/vt.h
@@ -50,5 +50,6 @@
 #define VT_RESIZEX      0x560A  /* set kernel's idea of screensize + more */
 #define VT_LOCKSWITCH   0x560B  /* disallow vt switching */
 #define VT_UNLOCKSWITCH 0x560C  /* allow vt switching */
+#define VT_GDC_RESIZE   0x5698
 
 #endif /* _LINUX_VT_H */

diff -urN linux/include/linux/vt_buffer.h linux98/include/linux/vt_buffer.h
@@ -19,6 +19,10 @@
 #include <asm/vga.h>
 #endif
 
+#ifdef CONFIG_GDC_CONSOLE
+#include <asm/gdc.h>
+#endif
+
 #ifndef VT_BUF_HAVE_RW
 #define scr_writew(val, addr) (*(addr) = (val))
 #define scr_readw(addr) (*(addr))

diff -urN linux/drivers/char/console_macros.h linux98/drivers/char/console_macros.h
@@ -55,6 +55,10 @@
 #define	s_reverse	(vc_cons[currcons].d->vc_s_reverse)
 #define	ulcolor		(vc_cons[currcons].d->vc_ulcolor)
 #define	halfcolor	(vc_cons[currcons].d->vc_halfcolor)
+#define def_attr	(vc_cons[currcons].d->vc_def_attr)
+#define ul_attr		(vc_cons[currcons].d->vc_ul_attr)
+#define half_attr	(vc_cons[currcons].d->vc_half_attr)
+#define bold_attr	(vc_cons[currcons].d->vc_bold_attr)
 #define tab_stop	(vc_cons[currcons].d->vc_tab_stop)
 #define palette		(vc_cons[currcons].d->vc_palette)
 #define bell_pitch	(vc_cons[currcons].d->vc_bell_pitch)

@@ -64,6 +68,16 @@
 #define complement_mask (vc_cons[currcons].d->vc_complement_mask)
 #define s_complement_mask (vc_cons[currcons].d->vc_s_complement_mask)
 #define hi_font_mask	(vc_cons[currcons].d->vc_hi_font_mask)
+#define kanji_mode     (vc_cons[currcons].d->vc_kanji_mode)
+#define s_kanji_mode   (vc_cons[currcons].d->vc_s_kanji_mode)
+#define kanji_char1    (vc_cons[currcons].d->vc_kanji_char1)
+#define translate_ex   (vc_cons[currcons].d->vc_translate_ex)
+#define G0_charset_ex  (vc_cons[currcons].d->vc_G0_charset_ex)
+#define G1_charset_ex  (vc_cons[currcons].d->vc_G1_charset_ex)
+#define saved_G0_ex    (vc_cons[currcons].d->vc_saved_G0_ex)
+#define saved_G1_ex    (vc_cons[currcons].d->vc_saved_G1_ex)
+#define kanji_jis_mode (vc_cons[currcons].d->vc_kanji_jis_mode)
+#define s_kanji_jis_mode (vc_cons[currcons].d->vc_s_kanji_jis_mode)
 
 #define vcmode		(vt_cons[currcons]->vc_mode)
 

diff -urN linux/drivers/char/console_pc9800.h linux98/drivers/char/console_pc9800.h
@@ -0,0 +1,14 @@
+#ifndef __CONSOLE_PC9800_H
+#define __CONSOLE_PC9800_H
+
+#define BLANK_ATTR	0x00E1
+
+#define JIS_CODE       0x01
+#define EUC_CODE       0x00
+#define SJIS_CODE      0x02
+#define JIS_CODE_ASCII  0x00
+#define JIS_CODE_78     0x01
+#define JIS_CODE_83     0x02
+#define JIS_CODE_90     0x03
+
+#endif /* __CONSOLE_PC9800_H */

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diff -urN linux/drivers/char/vt_ioctl.c linux98/drivers/char/vt_ioctl.c
@@ -63,9 +63,11 @@
 asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
 #endif
 
+#ifndef CONFIG_PC9800
 unsigned int video_font_height;
 unsigned int default_font_height;
 unsigned int video_scan_lines;
+#endif
 
 /*
  * these are the valid i/o ports we're allowed to change. they map all the

@@ -637,6 +639,17 @@
 		return 0;
 	}
 
+#ifdef CONFIG_PC9800
+	case VT_GDC_RESIZE:
+	{
+		if (!perm)
+			return -EPERM; 
+/*		con_adjust_height(0);*/
+		update_screen(console);
+		return 0;
+	}
+#endif 
+
 	case VT_SETMODE:
 	{
 		struct vt_mode tmp;

@@ -828,7 +841,9 @@
 		__get_user(clin, &vtconsize->v_clin);
 		__get_user(vcol, &vtconsize->v_vcol);
 		__get_user(ccol, &vtconsize->v_ccol);
+#ifndef CONFIG_PC9800
 		vlin = vlin ? vlin : video_scan_lines;
+#endif
 		if ( clin )
 		  {
 		    if ( ll )

@@ -853,10 +868,12 @@
 		if ( clin > 32 )
 		  return -EINVAL;
 		    
+#ifndef CONFIG_PC9800		    
 		if ( vlin )
 		  video_scan_lines = vlin;
 		if ( clin )
 		  video_font_height = clin;
+#endif
 		
 		return vc_resize_all(ll, cc);
   	}

@@ -1024,8 +1041,10 @@
 	vt_cons[new_console]->vt_mode.frsig = 0;
 	vt_cons[new_console]->vt_pid = -1;
 	vt_cons[new_console]->vt_newvt = -1;
+#ifndef CONFIG_PC9800
 	if (!in_interrupt())    /* Via keyboard.c:SAK() - akpm */
 		reset_palette(new_console) ;
+#endif
 }
 
 /*

diff -urN linux/include/linux/console.h linux98/include/linux/console.h
@@ -17,6 +17,13 @@
 #include <linux/types.h>
 #include <linux/kdev_t.h>
 #include <linux/spinlock.h>
+#include <linux/config.h>
+
+#ifndef CONFIG_PC9800
+typedef __u16 vram_char_t;
+#else
+typedef __u32 vram_char_t;
+#endif
 
 struct vc_data;
 struct console_font_op;

@@ -32,7 +39,7 @@
 	void	(*con_init)(struct vc_data *, int);
 	void	(*con_deinit)(struct vc_data *);
 	void	(*con_clear)(struct vc_data *, int, int, int, int);
-	void	(*con_putc)(struct vc_data *, int, int, int);
+	void	(*con_putc)(struct vc_data *, int, vram_char_t, int);
 	void	(*con_putcs)(struct vc_data *, const unsigned short *, int, int, int);
 	void	(*con_cursor)(struct vc_data *, int);
 	int	(*con_scroll)(struct vc_data *, int, int, int, int);

@@ -48,6 +55,7 @@
 	void	(*con_invert_region)(struct vc_data *, u16 *, int);
 	u16    *(*con_screen_pos)(struct vc_data *, int);
 	unsigned long (*con_getxy)(struct vc_data *, unsigned long, int *, int *);
+	int	(*con_setterm_command)(struct vc_data *);
 };
 
 extern const struct consw *conswitchp;

@@ -55,6 +63,7 @@
 extern const struct consw dummy_con;	/* dummy console buffer */
 extern const struct consw fb_con;	/* frame buffer based console */
 extern const struct consw vga_con;	/* VGA text console */
+extern const struct consw gdc_con;	/* PC-9800 GDC text console */
 extern const struct consw newport_con;	/* SGI Newport console  */
 extern const struct consw prom_con;	/* SPARC PROM console */
 

diff -urN linux/include/linux/console_struct.h linux98/include/linux/console_struct.h
@@ -9,6 +9,9 @@
  * to achieve effects such as fast scrolling by changing the origin.
  */
 
+#include <linux/config.h>
+#include <linux/console.h>
+
 #define NPAR 16
 
 struct vc_data {

@@ -25,9 +28,13 @@
 	unsigned char	vc_s_color;		/* Saved foreground & background */
 	unsigned char	vc_ulcolor;		/* Color for underline mode */
 	unsigned char	vc_halfcolor;		/* Color for half intensity mode */
+	unsigned char	vc_def_attr;	/* Default attributes */
+	unsigned char	vc_ul_attr;	/* Attribute for underline mode */
+	unsigned char	vc_half_attr;	/* Attribute for half intensity mode */
+	unsigned char	vc_bold_attr;	/* Attribute for bold mode */
 	unsigned short	vc_complement_mask;	/* [#] Xor mask for mouse pointer */
 	unsigned short	vc_hi_font_mask;	/* [#] Attribute set for upper 256 chars of font or 0 if not supported */
-	unsigned short	vc_video_erase_char;	/* Background erase character */
+	vram_char_t	vc_video_erase_char;	/* Background erase character */
 	unsigned short	vc_s_complement_mask;	/* Saved mouse pointer mask */
 	unsigned int	vc_x, vc_y;		/* Cursor position */
 	unsigned int	vc_top, vc_bottom;	/* Scrolling region */

@@ -82,6 +89,18 @@
 	struct vc_data **vc_display_fg;		/* [!] Ptr to var holding fg console for this display */
 	unsigned long	vc_uni_pagedir;
 	unsigned long	*vc_uni_pagedir_loc;  /* [!] Location of uni_pagedir variable for this console */
+#ifdef CONFIG_KANJI
+	unsigned char   vc_kanji_char1;
+	unsigned char   vc_kanji_mode;
+	unsigned char   vc_kanji_jis_mode;
+	unsigned char   vc_s_kanji_mode;
+	unsigned char   vc_s_kanji_jis_mode;
+	unsigned int    vc_translate_ex;
+	unsigned char   vc_G0_charset_ex;
+	unsigned char   vc_G1_charset_ex;
+	unsigned char   vc_saved_G0_ex;
+	unsigned char   vc_saved_G1_ex;
+#endif /* CONFIG_KANJI */
 	/* additional information is in vt_kern.h */
 };
 

@@ -105,6 +124,10 @@
 #define CUR_HWMASK	0x0f
 #define CUR_SWMASK	0xfff0
 
+#ifndef CONFIG_PC9800
 #define CUR_DEFAULT CUR_UNDERLINE
+#else
+#define CUR_DEFAULT CUR_BLOCK
+#endif
 
 #define CON_IS_VISIBLE(conp) (*conp->vc_display_fg == conp)

diff -urN linux/include/linux/consolemap.h linux98/include/linux/consolemap.h
@@ -7,6 +7,7 @@
 #define GRAF_MAP 1
 #define IBMPC_MAP 2
 #define USER_MAP 3
+#define JP_MAP 4
 
 struct vc_data;
 

diff -urN linux/include/linux/tty.h linux98/include/linux/tty.h
@@ -123,6 +123,10 @@
 
 #define VIDEO_TYPE_PMAC		0x60	/* PowerMacintosh frame buffer. */
 
+#define VIDEO_TYPE_98NORMAL	0xa4	/* NEC PC-9800 normal */
+#define VIDEO_TYPE_9840		0xa5	/* NEC PC-9800 normal 40 lines */
+#define VIDEO_TYPE_98HIRESO	0xa6	/* NEC PC-9800 hireso */
+
 /*
  * This character is the same as _POSIX_VDISABLE: it cannot be used as
  * a c_cc[] character, but indicates that a particular special character

diff -urN linux/include/linux/vt.h linux98/include/linux/vt.h
@@ -50,5 +50,6 @@
 #define VT_RESIZEX      0x560A  /* set kernel's idea of screensize + more */
 #define VT_LOCKSWITCH   0x560B  /* disallow vt switching */
 #define VT_UNLOCKSWITCH 0x560C  /* allow vt switching */
+#define VT_GDC_RESIZE   0x5698
 
 #endif /* _LINUX_VT_H */

diff -urN linux/include/linux/vt_buffer.h linux98/include/linux/vt_buffer.h
@@ -19,6 +19,10 @@
 #include <asm/vga.h>
 #endif
 
+#ifdef CONFIG_GDC_CONSOLE
+#include <asm/gdc.h>
+#endif
+
 #ifndef VT_BUF_HAVE_RW
 #define scr_writew(val, addr) (*(addr) = (val))
 #define scr_readw(addr) (*(addr))

diff -urN linux/arch/i386/kernel/apm.c linux98/arch/i386/kernel/apm.c
@@ -227,6 +227,8 @@
 
 #include <linux/sysrq.h>
 
+#include "io_ports.h"
+
 extern rwlock_t xtime_lock;
 extern spinlock_t i8253_lock;
 extern unsigned long get_cmos_time(void);

@@ -377,6 +379,15 @@
 #define DEFAULT_IDLE_PERIOD	(100 / 3)
 
 /*
+ * PC-9800 BIOS reports version by BCD format
+ */
+#ifdef CONFIG_PC9800
+#define BIOS_VERSION_HILO_FMT "%d.%02x"
+#else
+#define BIOS_VERSION_HILO_FMT "%d.%d"
+#endif
+
+/*
  * Local variables
  */
 static struct {

@@ -629,6 +640,9 @@
 	__asm__ __volatile__(APM_DO_ZERO_SEGS
 		"pushl %%edi\n\t"
 		"pushl %%ebp\n\t"
+#ifdef CONFIG_PC9800
+		"pushfl\n\t"
+#endif
 		"lcall *%%cs:apm_bios_entry\n\t"
 		"setc %%al\n\t"
 		"popl %%ebp\n\t"

@@ -690,6 +704,9 @@
 		__asm__ __volatile__(APM_DO_ZERO_SEGS
 			"pushl %%edi\n\t"
 			"pushl %%ebp\n\t"
+#ifdef CONFIG_PC9800
+			"pushfl\n\t"
+#endif
 			"lcall *%%cs:apm_bios_entry\n\t"
 			"setc %%bl\n\t"
 			"popl %%ebp\n\t"

@@ -961,7 +978,7 @@
 	/*
 	 * This may be called on an SMP machine.
 	 */
-#ifdef CONFIG_SMP
+#if defined(CONFIG_SMP) && !defined(CONFIG_PC9800)
 	/* Some bioses don't like being called from CPU != 0 */
 	if (smp_processor_id() != 0) {
 		set_cpus_allowed(current, 1 << 0);

@@ -1241,11 +1258,11 @@
 {
 #ifdef INIT_TIMER_AFTER_SUSPEND
 	/* set the clock to 100 Hz */
-	outb_p(0x34,0x43);		/* binary, mode 2, LSB/MSB, ch 0 */
+	outb_p(0x34, PIT_MODE);		/* binary, mode 2, LSB/MSB, ch 0 */
 	udelay(10);
-	outb_p(LATCH & 0xff , 0x40);	/* LSB */
+	outb_p(LATCH & 0xff, PIT_CH0);	/* LSB */
 	udelay(10);
-	outb(LATCH >> 8 , 0x40);	/* MSB */
+	outb(LATCH >> 8, PIT_CH0);	/* MSB */
 	udelay(10);
 #endif
 }

@@ -1720,7 +1737,8 @@
 	      -1: Unknown
 	   8) min = minutes; sec = seconds */
 
-	p += sprintf(p, "%s %d.%d 0x%02x 0x%02x 0x%02x 0x%02x %d%% %d %s\n",
+	p += sprintf(p, "%s " BIOS_VERSION_HILO_FMT 
+		     " 0x%02x 0x%02x 0x%02x 0x%02x %d%% %d %s\n",
 		     driver_version,
 		     (apm_info.bios.version >> 8) & 0xff,
 		     apm_info.bios.version & 0xff,

@@ -1744,6 +1762,8 @@
 	char *		power_stat;
 	char *		bat_stat;
 
+#if !defined(CONFIG_PC9800) || !defined(CONFIG_SMP)
+	/* Deamonize causes freeze on PC-9800 SMP box */
 	kapmd_running = 1;
 
 	daemonize();

@@ -1751,6 +1771,7 @@
 	strcpy(current->comm, "kapmd");
 	current->flags |= PF_IOTHREAD;
 	sigfillset(&current->blocked);
+#endif /* !CONFIG_PC9800 || !CONFIG_SMP */
 
 #ifdef CONFIG_SMP
 	/* 2002/08/01 - WT

@@ -1780,6 +1801,17 @@
 				/* Fall back to an APM 1.0 connection. */
 				apm_info.connection_version = 0x100;
 			}
+#ifdef CONFIG_PC9800
+			else {
+				printk("PC-9801 APM BIOS BUG work around: "
+					"fix connection_version 0x%x to ",
+					apm_info.connection_version);
+				apm_info.connection_version =
+				(apm_info.connection_version & 0xff00)
+				| ((apm_info.connection_version & 0x00f0) >> 4);
+				printk("0x%x\n", apm_info.connection_version);
+			}
+#endif /* CONFIG_PC9800 */
 		}
 	}
 

@@ -1956,8 +1988,8 @@
 		printk(KERN_INFO "apm: BIOS not found.\n");
 		return -ENODEV;
 	}
-	printk(KERN_INFO
-		"apm: BIOS version %d.%d Flags 0x%02x (Driver version %s)\n",
+	printk(KERN_INFO "apm: BIOS version " BIOS_VERSION_HILO_FMT
+		" Flags 0x%02x (Driver version %s)\n",
 		((apm_info.bios.version >> 8) & 0xff),
 		(apm_info.bios.version & 0xff),
 		apm_info.bios.flags,

@@ -1984,6 +2016,11 @@
 	if (apm_info.bios.version == 0x001)
 		apm_info.bios.version = 0x100;
 
+#ifdef CONFIG_PC9800
+	/* In PC-9800, APM BIOS version is written in BCD...?? */
+	apm_info.bios.version = (apm_info.bios.version & 0xff00)
+				| ((apm_info.bios.version & 0x00f0) >> 4);
+#endif
 	/* BIOS < 1.2 doesn't set cseg_16_len */
 	if (apm_info.bios.version < 0x102)
 		apm_info.bios.cseg_16_len = 0; /* 64k */

@@ -2067,7 +2104,11 @@
 	if (apm_proc)
 		SET_MODULE_OWNER(apm_proc);
 
+#if defined(CONFIG_PC9800) && defined(CONFIG_SMP)
+	apm(0);
+#else
 	kernel_thread(apm, NULL, CLONE_FS | CLONE_FILES | CLONE_SIGHAND | SIGCHLD);
+#endif
 
 	if (num_online_cpus() > 1 && !smp ) {
 		printk(KERN_NOTICE

diff -urN linux/include/linux/apm_bios.h linux98/include/linux/apm_bios.h
@@ -20,6 +20,7 @@
 typedef unsigned short	apm_eventinfo_t;
 
 #ifdef __KERNEL__
+#include <linux/config.h>
 
 #define APM_CS		(GDT_ENTRY_APMBIOS_BASE * 8)
 #define APM_CS_16	(APM_CS + 8)

@@ -60,6 +61,7 @@
 /*
  * The APM function codes
  */
+#ifndef CONFIG_PC9800
 #define	APM_FUNC_INST_CHECK	0x5300
 #define	APM_FUNC_REAL_CONN	0x5301
 #define	APM_FUNC_16BIT_CONN	0x5302

@@ -80,6 +82,28 @@
 #define	APM_FUNC_RESUME_TIMER	0x5311
 #define	APM_FUNC_RESUME_ON_RING	0x5312
 #define	APM_FUNC_TIMER		0x5313
+#else
+#define	APM_FUNC_INST_CHECK	0x9a00
+#define	APM_FUNC_REAL_CONN	0x9a01
+#define	APM_FUNC_16BIT_CONN	0x9a02
+#define	APM_FUNC_32BIT_CONN	0x9a03
+#define	APM_FUNC_DISCONN	0x9a04
+#define	APM_FUNC_IDLE		0x9a05
+#define	APM_FUNC_BUSY		0x9a06
+#define	APM_FUNC_SET_STATE	0x9a07
+#define	APM_FUNC_ENABLE_PM	0x9a08
+#define	APM_FUNC_RESTORE_BIOS	0x9a09
+#define	APM_FUNC_GET_STATUS	0x9a3a
+#define	APM_FUNC_GET_EVENT	0x9a0b
+#define	APM_FUNC_GET_STATE	0x9a0c
+#define	APM_FUNC_ENABLE_DEV_PM	0x9a0d
+#define	APM_FUNC_VERSION	0x9a3e
+#define	APM_FUNC_ENGAGE_PM	0x9a3f
+#define	APM_FUNC_GET_CAP	0x9a10
+#define	APM_FUNC_RESUME_TIMER	0x9a11
+#define	APM_FUNC_RESUME_ON_RING	0x9a12
+#define	APM_FUNC_TIMER		0x9a13
+#endif
 
 /*
  * Function code for APM_FUNC_RESUME_TIMER

diff -Nru linux-2.5.42/drivers/net/3c509.c linux98-2.5.42/drivers/net/3c509.c
@@ -54,6 +54,10 @@
 		v1.19a 28Oct2002 Davud Ruggiero <[email protected]>
 			- Increase *read_eeprom udelay to workaround oops with 2 cards.
 */
+/*
+  FIXES for PC-9800:
+  Shu Iwanaga: 3c569B(PC-9801 C-bus) support
+*/
 
 #define DRV_NAME	"3c509"
 #define DRV_VERSION	"1.19a"

@@ -170,7 +174,11 @@
 	struct pm_dev *pmdev;
 #endif
 };
+#ifdef CONFIG_PC9800
+static int id_port __initdata = 0x71d0;
+#else
 static int id_port __initdata = 0x110;	/* Start with 0x110 to avoid new sound cards.*/
+#endif
 static struct net_device *el3_root_dev;
 
 static ushort id_read_eeprom(int index);

@@ -391,6 +399,7 @@
 no_pnp:
 #endif /* __ISAPNP__ */
 
+#ifndef CONFIG_PC9800 /* Error for NEC C-bus */
 	/* Select an open I/O location at 0x1*0 to do contention select. */
 	for ( ; id_port < 0x200; id_port += 0x10) {
 		if (check_region(id_port, 1))

@@ -405,6 +414,7 @@
 		printk(" WARNING: No I/O port available for 3c509 activation.\n");
 		return -ENODEV;
 	}
+#endif /* CONFIG_PC9800 */
 	/* Next check for all ISA bus boards by sending the ID sequence to the
 	   ID_PORT.  We find cards past the first by setting the 'current_tag'
 	   on cards as they are found.  Cards with their tag set will not

@@ -460,7 +470,11 @@
 	{
 		unsigned int iobase = id_read_eeprom(8);
 		if_port = iobase >> 14;
+#ifndef CONFIG_PC9800
 		ioaddr = 0x200 + ((iobase & 0x1f) << 4);
+#else
+		ioaddr = 0x40d0 + ((iobase & 0x1f) << 8);
+#endif
 	}
 	irq = id_read_eeprom(9) >> 12;
 

@@ -484,7 +498,15 @@
 	outb(0xd0 + ++current_tag, id_port);
 
 	/* Activate the adaptor at the EEPROM location. */
+#ifndef CONFIG_PC9800
 	outb((ioaddr >> 4) | 0xe0, id_port);
+#else
+	outb((ioaddr >> 8) | 0xe0, id_port);
+	if (irq == 7)
+		irq = 6;
+	else if (irq == 15)
+		irq = 13;
+#endif
 
 	EL3WINDOW(0);
 	if (inw(ioaddr) != 0x6d50) {

@@ -1257,7 +1279,18 @@
 	outw(0x0001, ioaddr + 4);
 
 	/* Set the IRQ line. */
+#ifndef CONFIG_PC9800
 	outw((dev->irq << 12) | 0x0f00, ioaddr + WN0_IRQ);
+#else
+	{
+		int irq = dev->irq;
+		if (irq == 6)
+			irq = 7;
+		else if (irq == 13)
+			irq = 15;
+		outw((irq << 12) | 0x0f00, ioaddr + WN0_IRQ);
+	}
+#endif
 
 	/* Set the station address in window 2 each time opened. */
 	EL3WINDOW(2);

diff -Nru linux-2.5.42/drivers/net/8390.h linux98-2.5.42/drivers/net/8390.h
@@ -123,7 +123,8 @@
 #define inb_p(port)   in_8(port)
 #define outb_p(val,port)  out_8(port,val)
 
-#elif defined(CONFIG_ARM_ETHERH) || defined(CONFIG_ARM_ETHERH_MODULE)
+#elif defined(CONFIG_ARM_ETHERH) || defined(CONFIG_ARM_ETHERH_MODULE) || \
+      defined(CONFIG_NET_CBUS)
 #define EI_SHIFT(x)	(ei_local->reg_offset[x])
 #else
 #define EI_SHIFT(x)	(x)

diff -Nru linux-2.5.42/drivers/net/Space.c linux98-2.5.42/drivers/net/Space.c
@@ -242,7 +242,7 @@
 #ifdef CONFIG_E2100		/* Cabletron E21xx series. */
 	{e2100_probe, 0},
 #endif
-#ifdef CONFIG_NE2000		/* ISA (use ne2k-pci for PCI cards) */
+#if defined(CONFIG_NE2000) || defined(CONFIG_NE2K_CBUS)	/* ISA & PC-9800 CBUS (use ne2k-pci for PCI cards) */
 	{ne_probe, 0},
 #endif
 #ifdef CONFIG_LANCE		/* ISA/VLB (use pcnet32 for PCI cards) */

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diff -urN linux/fs/fat/inode.c linux98/fs/fat/inode.c
@@ -49,6 +49,7 @@
 #define FAT_HASH_MASK	(FAT_HASH_SIZE-1)
 static struct list_head fat_inode_hashtable[FAT_HASH_SIZE];
 spinlock_t fat_inode_lock = SPIN_LOCK_UNLOCKED;
+extern int pc98;	/* whether PC-9801 architecutre or not */
 
 void fat_hash_init(void)
 {

@@ -928,7 +929,9 @@
 		error = first;
 		goto out_fail;
 	}
-	if (FAT_FIRST_ENT(sb, media) != first) {
+	if (FAT_FIRST_ENT(sb, media) != first
+	    && (!pc98 || media != 0xf8 || (first & 0xff) != 0xfe))
+	{
 		if (!silent) {
 			printk(KERN_ERR "FAT: invalid first entry of FAT "
 			       "(0x%x != 0x%x)\n",

diff -urN linux/fs/partitions/check.c linux98/fs/partitions/check.c
@@ -29,6 +29,7 @@
 #include "ldm.h"
 #include "mac.h"
 #include "msdos.h"
+#include "nec98.h"
 #include "osf.h"
 #include "sgi.h"
 #include "sun.h"

@@ -52,6 +53,9 @@
 #ifdef CONFIG_LDM_PARTITION
 	ldm_partition,		/* this must come before msdos */
 #endif
+#ifdef CONFIG_NEC98_PARTITION
+	nec98_partition,	/* must be come before `msdos_partition' */
+#endif
 #ifdef CONFIG_MSDOS_PARTITION
 	msdos_partition,
 #endif

diff -urN linux/fs/partitions/msdos.c linux98/fs/partitions/msdos.c
@@ -20,6 +20,11 @@
  */
 
 #include <linux/config.h>
+
+#ifdef CONFIG_NEC98_BSD_DISKLABEL
+# define CONFIG_BSD_DISKLABEL
+#endif
+
 #include <linux/buffer_head.h>		/* for invalidate_bdev() */
 
 #ifdef CONFIG_BLK_DEV_IDE

@@ -37,6 +42,7 @@
 #include "msdos.h"
 #include "efi.h"
 
+#if !defined(CONFIG_PC9800) || defined(CONFIG_MSDOS_PARTITION)
 /*
  * Many architectures don't like unaligned accesses, which is
  * frequently the case with the nr_sects and start_sect partition

@@ -171,6 +177,7 @@
 done:
 	put_dev_sector(sect);
 }
+#endif /* !defined(CONFIG_PC9800) || defined(CONFIG_MSDOS_PARTITION) */
 
 /* [email protected]: Solaris has a nasty indicator: 0x82 which also
    indicates linux swap.  Be careful before believing this is Solaris. */

@@ -179,6 +186,7 @@
 parse_solaris_x86(struct parsed_partitions *state, struct block_device *bdev,
 			u32 offset, u32 size, int origin)
 {
+#if !defined(CONFIG_PC9800) || defined(CONFIG_MSDOS_PARTITION)
 #ifdef CONFIG_SOLARIS_X86_PARTITION
 	Sector sect;
 	struct solaris_x86_vtoc *v;

@@ -212,6 +220,7 @@
 	put_dev_sector(sect);
 	printk(" >\n");
 #endif
+#endif /* !defined(CONFIG_PC9800) || defined(CONFIG_MSDOS_PARTITION) */
 }
 
 #ifdef CONFIG_BSD_DISKLABEL

@@ -219,7 +228,11 @@
  * Create devices for BSD partitions listed in a disklabel, under a
  * dos-like partition. See parse_extended() for more information.
  */
+#ifndef CONFIG_NEC98_BSD_DISKLABEL
 static void
+#else
+void
+#endif
 parse_bsd(struct parsed_partitions *state, struct block_device *bdev,
 		u32 offset, u32 size, int origin, char *flavour,
 		int max_partitions)

@@ -292,6 +305,7 @@
 #endif
 }
 
+#if !defined(CONFIG_PC9800) || defined(CONFIG_MSDOS_PARTITION)
 /*
  * Create devices for Unixware partitions listed in a disklabel, under a
  * dos-like partition. See parse_extended() for more information.

@@ -461,3 +475,4 @@
 	put_dev_sector(sect);
 	return 1;
 }
+#endif /* !defined(CONFIG_PC9800) || defined(CONFIG_MSDOS_PARTITION) */

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diff -urN linux/fs/partitions/nec98.h linux98/fs/partitions/nec98.h
@@ -0,0 +1,10 @@
+/*
+ *  NEC PC-9800 series partition supports
+ *
+ *  Copyright (C) 1998-2000	Kyoto University Microcomputer Club
+ */
+
+#define NEC98_PTABLE_MAGIC	0xAA55
+
+extern int nec98_partition(struct parsed_partitions *state,
+				struct block_device *bdev);

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diff -urN linux/drivers/ide/ide-geometry.c linux98/drivers/ide/ide-geometry.c
@@ -6,6 +6,7 @@
 #include <linux/mc146818rtc.h>
 #include <asm/io.h>
 
+#ifndef CONFIG_PC9800
 /*
  * We query CMOS about hard disks : it could be that we have a SCSI/ESDI/etc
  * controller that is BIOS compatible with ST-506, and thus showing up in our

@@ -81,6 +82,7 @@
 	}
 #endif
 }
+#endif /* !CONFIG_PC9800 */
 
 
 extern unsigned long current_capacity (ide_drive_t *);

diff -urN linux/drivers/ide/ide-probe.c linux98/drivers/ide/ide-probe.c
@@ -55,6 +55,11 @@
 #include <asm/io.h>
 
 /*
+ *  Whether PC-9800 architecture or not.
+ */
+extern int pc98;
+
+/*
  * CompactFlash cards and their brethern pretend to be removable
  * hard disks, except:
  *	(1) they never have a slave unit, and

@@ -554,7 +559,7 @@
 
 	if (hwif->mmio == 2)
 		return 0;
-	addr_errs  = hwif_check_region(hwif->io_ports[IDE_DATA_OFFSET], 1);
+	addr_errs  = hwif_check_region(hwif->io_ports[IDE_DATA_OFFSET], pc98 ? 2 : 1);
 	for (i = IDE_ERROR_OFFSET; i <= IDE_STATUS_OFFSET; i++)
 		addr_errs += hwif_check_region(hwif->io_ports[i], 1);
 	if (hwif->io_ports[IDE_CONTROL_OFFSET])

@@ -603,7 +608,9 @@
 	}
 
 	for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++)
-		hwif_request_region(hwif->io_ports[i], 1, hwif->name);
+		hwif_request_region(hwif->io_ports[i],
+					(pc98 && i == IDE_DATA_OFFSET) ? 2 : 1,
+					hwif->name);
 }
 
 //EXPORT_SYMBOL(hwif_register);

@@ -620,7 +627,7 @@
 
 	if (hwif->noprobe)
 		return;
-#ifdef CONFIG_BLK_DEV_IDE
+#if !defined(CONFIG_PC9800) && defined(CONFIG_BLK_DEV_IDE)
 	if (hwif->io_ports[IDE_DATA_OFFSET] == HD_DATA) {
 		extern void probe_cmos_for_drives(ide_hwif_t *);
 		probe_cmos_for_drives(hwif);

@@ -631,6 +638,9 @@
 #if CONFIG_BLK_DEV_PDC4030
 	    (hwif->chipset != ide_pdc4030 || hwif->channel == 0) &&
 #endif /* CONFIG_BLK_DEV_PDC4030 */
+#if CONFIG_BLK_DEV_IDE_PC9800
+	    (hwif->chipset != ide_pc9800 || !hwif->mate->present) &&
+#endif
 	    (hwif_check_regions(hwif))) {
 		u16 msgout = 0;
 		for (unit = 0; unit < MAX_DRIVES; ++unit) {

@@ -950,7 +960,7 @@
 	/* all CPUs; safe now that hwif->hwgroup is set up */
 	spin_unlock_irqrestore(&ide_lock, flags);
 
-#if !defined(__mc68000__) && !defined(CONFIG_APUS) && !defined(__sparc__)
+#if !defined(__mc68000__) && !defined(CONFIG_APUS) && !defined(__sparc__) && !defined(CONFIG_PC9800)
 	printk("%s at 0x%03lx-0x%03lx,0x%03lx on irq %d", hwif->name,
 		hwif->io_ports[IDE_DATA_OFFSET],
 		hwif->io_ports[IDE_DATA_OFFSET]+7,

@@ -960,6 +970,11 @@
 		hwif->io_ports[IDE_DATA_OFFSET],
 		hwif->io_ports[IDE_DATA_OFFSET]+7,
 		hwif->io_ports[IDE_CONTROL_OFFSET], __irq_itoa(hwif->irq));
+#elif defined(CONFIG_PC9800)
+	printk("%s at 0x%03lx-0x%03lx,0x%03lx on irq %d", hwif->name,
+		hwif->io_ports[IDE_DATA_OFFSET],
+		hwif->io_ports[IDE_DATA_OFFSET]+15,
+		hwif->io_ports[IDE_CONTROL_OFFSET], hwif->irq);
 #else
 	printk("%s at %x on irq 0x%08x", hwif->name,
 		hwif->io_ports[IDE_DATA_OFFSET], hwif->irq);

diff -urN linux/drivers/ide/ide-proc.c linux98/drivers/ide/ide-proc.c
@@ -365,6 +365,9 @@
 		case ide_cy82c693:	name = "cy82c693";	break;
 		case ide_4drives:	name = "4drives";	break;
 		case ide_pmac:		name = "mac-io";	break;
+#ifdef CONFIG_PC9800
+		case ide_pc9800:	name = "pc9800";	break;
+#endif
 		default:		name = "(unknown)";	break;
 	}
 	len = sprintf(page, "%s\n", name);

diff -urN linux/drivers/ide/ide.c linux98/drivers/ide/ide.c
@@ -189,6 +189,11 @@
 static int	ide_intr_lock;
 #endif /* __mc68000__ || CONFIG_APUS */
 
+/*
+ *  Whether PC-9800 architecture or not.
+ */
+extern int pc98;
+
 #ifdef CONFIG_IDEDMA_AUTO
 int noautodma = 0;
 #else

@@ -1657,7 +1662,8 @@
 	}
 	for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
 		if (hwif->io_ports[i]) {
-			hwif_release_region(hwif->io_ports[i], 1);
+			hwif_release_region(hwif->io_ports[i],
+					(pc98 && i == IDE_DATA_OFFSET) ? 2 : 1);
 		}
 	}
 }

@@ -3009,6 +3015,12 @@
 	}
 #endif /* CONFIG_BLK_DEV_IDEPCI */
 
+#ifdef CONFIG_BLK_DEV_IDE_PC9800
+	{
+		extern void ide_probe_for_pc9800(void);
+		ide_probe_for_pc9800();
+	}
+#endif
 #ifdef CONFIG_ETRAX_IDE
 	{
 		extern void init_e100_ide(void);

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diff -urN linux/include/asm-i386/ide.h linux98/include/asm-i386/ide.h
@@ -26,6 +26,9 @@
 static __inline__ int ide_default_irq(ide_ioreg_t base)
 {
 	switch (base) {
+#ifdef CONFIG_PC9800
+		case 0x640: return 9;
+#endif /* CONFIG_PC9800 */
 		case 0x1f0: return 14;
 		case 0x170: return 15;
 		case 0x1e8: return 11;

@@ -39,7 +42,11 @@
 
 static __inline__ ide_ioreg_t ide_default_io_base(int index)
 {
+#ifndef CONFIG_PC9800
 	static unsigned long ata_io_base[MAX_HWIFS] = { 0x1f0, 0x170, 0x1e8, 0x168, 0x1e0, 0x160 };
+#else /* CONFIG_PC9800 */
+	static unsigned long ata_io_base[MAX_HWIFS] = { 0x640, 0x640, 0, 0, 0, 0 };
+#endif /* !CONFIG_PC9800 */
 
 	return ata_io_base[index];
 }

@@ -48,13 +55,24 @@
 {
 	ide_ioreg_t reg = data_port;
 	int i;
+#ifdef CONFIG_PC9800
+	ide_ioreg_t increment = data_port == 0x640 ? 2 : 1;
+#endif
 
 	for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
 		hw->io_ports[i] = reg;
+#ifndef CONFIG_PC9800
 		reg += 1;
+#else
+		reg += increment;
+#endif
 	}
 	if (ctrl_port) {
 		hw->io_ports[IDE_CONTROL_OFFSET] = ctrl_port;
+#ifdef CONFIG_PC9800
+	} else if (data_port == 0x640) {
+		hw->io_ports[IDE_CONTROL_OFFSET] = 0x74c;
+#endif
 	} else {
 		hw->io_ports[IDE_CONTROL_OFFSET] = hw->io_ports[IDE_DATA_OFFSET] + 0x206;
 	}

diff -urN linux/include/linux/hdreg.h linux98/include/linux/hdreg.h
@@ -5,11 +5,13 @@
  * This file contains some defines for the AT-hd-controller.
  * Various sources.
  */
+#include <linux/config.h>
 
 /* ide.c has its own port definitions in "ide.h" */
 
 #define HD_IRQ		14
 
+#ifndef CONFIG_PC9800
 /* Hd controller regs. Ref: IBM AT Bios-listing */
 #define HD_DATA		0x1f0		/* _CTL when writing */
 #define HD_ERROR	0x1f1		/* see err-bits */

@@ -25,6 +27,23 @@
 
 #define HD_CMD		0x3f6		/* used for resets */
 #define HD_ALTSTATUS	0x3f6		/* same as HD_STATUS but doesn't clear irq */
+#else /* CONFIG_PC9800 */
+/* Hd controller regs. for NEC PC-9800 */
+#define HD_DATA		0x640	/* _CTL when writing */
+#define HD_ERROR	0x642	/* see err-bits */
+#define HD_NSECTOR	0x644	/* nr of sectors to read/write */
+#define HD_SECTOR	0x646	/* starting sector */
+#define HD_LCYL		0x648	/* starting cylinder */
+#define HD_HCYL		0x64a	/* high byte of starting cyl */
+#define HD_CURRENT	0x64c	/* 101dhhhh , d=drive, hhhh=head */
+#define HD_STATUS	0x64e	/* see status-bits */
+#define HD_FEATURE	HD_ERROR	/* same io address, read=error, write=feature */
+#define HD_PRECOMP	HD_FEATURE	/* obsolete use of this port - predates IDE */
+#define HD_COMMAND	HD_STATUS	/* same io address, read=status, write=cmd */
+
+#define HD_CMD		0x74c	/* used for resets */
+#define HD_ALTSTATUS	0x74c	/* same as HD_STATUS but doesn't clear irq */
+#endif /* CONFIG_PC9800 */
 
 /* remainder is shared between hd.c, ide.c, ide-cd.c, and the hdparm utility */
 

diff -urN linux/include/linux/ide.h linux98/include/linux/ide.h
@@ -286,7 +286,7 @@
 		ide_qd65xx,	ide_umc8672,	ide_ht6560b,
 		ide_pdc4030,	ide_rz1000,	ide_trm290,
 		ide_cmd646,	ide_cy82c693,	ide_4drives,
-		ide_pmac,	ide_etrax100,	ide_acorn
+		ide_pmac,	ide_etrax100,	ide_acorn,	ide_pc9800
 } hwif_chipset_t;
 
 typedef struct ide_io_ops_s {

diff -urN linux/include/asm-i386/dma.h linux98/include/asm-i386/dma.h
@@ -10,6 +10,9 @@
 
 #include <linux/config.h>
 #include <linux/spinlock.h>	/* And spinlocks */
+#ifdef CONFIG_PC9800
+#include <asm/pc9800_dma.h>
+#else /* !CONFIG_PC9800 */
 #include <asm/io.h>		/* need byte IO */
 #include <linux/delay.h>
 

@@ -72,8 +75,10 @@
 
 #define MAX_DMA_CHANNELS	8
 
+#ifndef CONFIG_PC9800
 /* The maximum address that we can perform a DMA transfer to on this platform */
 #define MAX_DMA_ADDRESS      (PAGE_OFFSET+0x1000000)
+#endif
 
 /* 8237 DMA controllers */
 #define IO_DMA1_BASE	0x00	/* 8 bit slave DMA, channels 0..3 */

@@ -295,4 +300,6 @@
 #define isa_dma_bridge_buggy 	(0)
 #endif
 
+#endif /* CONFIG_PC9800 */
+
 #endif /* _ASM_DMA_H */

diff -urN linux/include/asm-i386/io.h linux98/include/asm-i386/io.h
@@ -27,6 +27,8 @@
  *		Linus
  */
 
+#include <linux/config.h>
+
  /*
   *  Bit simplified and optimized by Jan Hubicka
   *  Support of BIGMEM added by Gerhard Wichert, Siemens AG, July 1999.

@@ -288,7 +290,11 @@
 #ifdef SLOW_IO_BY_JUMPING
 #define __SLOW_DOWN_IO "jmp 1f; 1: jmp 1f; 1:"
 #else
+#ifndef CONFIG_PC9800
 #define __SLOW_DOWN_IO "outb %%al,$0x80;"
+#else
+#define __SLOW_DOWN_IO "outb %%al,$0x5f;"
+#endif
 #endif
 
 static inline void slow_down_io(void) {

diff -urN linux/include/asm-i386/irq.h linux98/include/asm-i386/irq.h
@@ -17,7 +17,11 @@
 
 static __inline__ int irq_cannonicalize(int irq)
 {
+#ifndef CONFIG_PC9800
 	return ((irq == 2) ? 9 : irq);
+#else
+	return ((irq == 7) ? 11 : irq);
+#endif
 }
 
 extern void disable_irq(unsigned int);

diff -urN linux/include/asm-i386/pc9800.h linux98/include/asm-i386/pc9800.h
@@ -0,0 +1,27 @@
+/*
+ *  PC-9800 machine types.
+ *
+ *  Copyright (C) 1999	TAKAI Kosuke <[email protected]>
+ *			(Linux/98 Project)
+ */
+
+#ifndef _ASM_PC9800_H_
+#define _ASM_PC9800_H_
+
+#include <asm/pc9800_sca.h>
+#include <asm/types.h>
+
+#define __PC9800SCA(type, pa)	(*(type *) phys_to_virt(pa))
+#define __PC9800SCA_TEST_BIT(pa, n)	\
+	((__PC9800SCA(u8, pa) & (1U << (n))) != 0)
+
+#define PC9800_HIGHRESO_P()	__PC9800SCA_TEST_BIT(PC9800SCA_BIOS_FLAG, 3)
+#define PC9800_8MHz_P()		__PC9800SCA_TEST_BIT(PC9800SCA_BIOS_FLAG, 7)
+
+				/* 0x2198 is 98 21 on memory... */
+#define PC9800_9821_P()		(__PC9800SCA(u16, PC9821SCA_ROM_ID) == 0x2198)
+
+/* Note PC9821_...() are valid only when PC9800_9821_P() was true. */
+#define PC9821_IDEIF_DOUBLE_P()	__PC9800SCA_TEST_BIT(PC9821SCA_ROM_FLAG4, 4)
+
+#endif

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diff -urN linux/include/asm-i386/pgtable.h linux98/include/asm-i386/pgtable.h
@@ -58,7 +58,11 @@
 #endif
 #endif
 
+#ifndef CONFIG_PC9800
 #define __beep() asm("movb $0x3,%al; outb %al,$0x61")
+#else
+#define __beep() asm("movb $0x6,%al; outb %al,$0x37")
+#endif
 
 #define PMD_SIZE	(1UL << PMD_SHIFT)
 #define PMD_MASK	(~(PMD_SIZE-1))

diff -urN linux/include/asm-i386/scatterlist.h linux98/include/asm-i386/scatterlist.h
@@ -1,6 +1,8 @@
 #ifndef _I386_SCATTERLIST_H
 #define _I386_SCATTERLIST_H
 
+#include <linux/config.h>
+
 struct scatterlist {
     struct page		*page;
     unsigned int	offset;

@@ -8,6 +10,10 @@
     unsigned int	length;
 };
 
+#ifdef CONFIG_PC9800
+#define ISA_DMA_THRESHOLD (0xffffffff)
+#else
 #define ISA_DMA_THRESHOLD (0x00ffffff)
+#endif
 
 #endif /* !(_I386_SCATTERLIST_H) */

diff -urN linux/include/asm-i386/timex.h linux98/include/asm-i386/timex.h
@@ -9,11 +9,15 @@
 #include <linux/config.h>
 #include <asm/msr.h>
 
+#ifdef CONFIG_PC9800
+   extern int CLOCK_TICK_RATE;
+#else
 #ifdef CONFIG_MELAN
 #  define CLOCK_TICK_RATE 1189200 /* AMD Elan has different frequency! */
 #else
 #  define CLOCK_TICK_RATE 1193180 /* Underlying HZ */
 #endif
+#endif
 
 #define CLOCK_TICK_FACTOR	20	/* Factor of both 1000000 and CLOCK_TICK_RATE */
 #define FINETUNE ((((((long)LATCH * HZ - CLOCK_TICK_RATE) << SHIFT_HZ) * \

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diff -urN linux/drivers/input/misc/pcspkr.c linux98/drivers/input/misc/pcspkr.c
@@ -12,6 +12,7 @@
  * the Free Software Foundation
  */
 
+#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>

@@ -23,7 +24,11 @@
 MODULE_LICENSE("GPL");
 
 static char pcspkr_name[] = "PC Speaker";
+#ifndef CONFIG_PC9800
 static char pcspkr_phys[] = "isa0061/input0";
+#else
+static char pcspkr_phys[] = "isa3fdb/input0";
+#endif
 static struct input_dev pcspkr_dev;
 
 spinlock_t i8253_beep_lock = SPIN_LOCK_UNLOCKED;

@@ -43,11 +48,16 @@
 	} 
 
 	if (value > 20 && value < 32767)
+#ifndef CONFIG_PC9800
 		count = 1193182 / value;
+#else
+		count = CLOCK_TICK_RATE / value;
+#endif
 	
 	spin_lock_irqsave(&i8253_beep_lock, flags);
 
 	if (count) {
+#ifndef CONFIG_PC9800
 		/* enable counter 2 */
 		outb_p(inb_p(0x61) | 3, 0x61);
 		/* set command for counter 2, 2 byte write */

@@ -55,9 +65,23 @@
 		/* select desired HZ */
 		outb_p(count & 0xff, 0x42);
 		outb((count >> 8) & 0xff, 0x42);
+#else /* CONFIG_PC9800 */
+		outb(0x76, 0x3fdf);
+		outb(0, 0x5f);
+		outb(count & 0xff, 0x3fdb);
+		outb(0, 0x5f);
+		outb((count >> 8) & 0xff, 0x3fdb);
+		/* beep on */
+		outb(6, 0x37);
+#endif /* !CONFIG_PC9800 */
 	} else {
 		/* disable counter 2 */
+#ifndef CONFIG_PC9800
 		outb(inb_p(0x61) & 0xFC, 0x61);
+#else
+		/* beep off */
+		outb(7, 0x37);
+#endif
 	}
 
 	spin_unlock_irqrestore(&i8253_beep_lock, flags);

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diff -urN linux/drivers/char/keyboard.c linux98/drivers/char/keyboard.c
@@ -58,7 +58,11 @@
  * Some laptops take the 789uiojklm,. keys as number pad when NumLock is on.
  * This seems a good reason to start with NumLock off.
  */
+#ifndef CONFIG_PC9800
 #define KBD_DEFLEDS 0
+#else
+#define KBD_DEFLEDS (1 << VC_NUMLOCK)
+#endif
 #endif
 
 #ifndef KBD_DEFLOCK

diff -urN linux/include/linux/kbd_kern.h linux98/include/linux/kbd_kern.h
@@ -43,11 +43,12 @@
 #define LED_SHOW_IOCTL 1        /* only change leds upon ioctl */
 #define LED_SHOW_MEM 2          /* `heartbeat': peek into memory */
 
-	unsigned char ledflagstate:3;	/* flags, not lights */
-	unsigned char default_ledflagstate:3;
+	unsigned char ledflagstate:4;	/* flags, not lights */
+	unsigned char default_ledflagstate:4;
 #define VC_SCROLLOCK	0	/* scroll-lock mode */
 #define VC_NUMLOCK	1	/* numeric lock mode */
 #define VC_CAPSLOCK	2	/* capslock mode */
+#define VC_KANALOCK	3	/* kanalock mode */
 
 	unsigned char kbdmode:2;	/* one 2-bit value */
 #define VC_XLATE	0	/* translate keycodes using keymap */

diff -urN linux/include/linux/keyboard.h linux98/include/linux/keyboard.h
@@ -9,6 +9,7 @@
 #define KG_ALT		3
 #define KG_ALTGR	1
 #define KG_SHIFTL	4
+#define KG_KANASHIFT	4
 #define KG_SHIFTR	5
 #define KG_CTRLL	6
 #define KG_CTRLR	7

diff -urN linux/include/linux/serio.h linux98/include/linux/serio.h
@@ -97,6 +97,7 @@
 #define SERIO_8042	0x01000000UL
 #define SERIO_RS232	0x02000000UL
 #define SERIO_HIL_MLC	0x03000000UL
+#define SERIO_PC9800	0x04000000UL
 
 #define SERIO_PROTO	0xFFUL
 #define SERIO_MSC	0x01

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diff -urN linux/drivers/input/misc/pcspkr.c linux98/drivers/input/misc/pcspkr.c
@@ -12,6 +12,7 @@
  * the Free Software Foundation
  */
 
+#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>

@@ -23,7 +24,11 @@
 MODULE_LICENSE("GPL");
 
 static char pcspkr_name[] = "PC Speaker";
+#ifndef CONFIG_PC9800
 static char pcspkr_phys[] = "isa0061/input0";
+#else
+static char pcspkr_phys[] = "isa3fdb/input0";
+#endif
 static struct input_dev pcspkr_dev;
 
 spinlock_t i8253_beep_lock = SPIN_LOCK_UNLOCKED;

@@ -43,11 +48,16 @@
 	} 
 
 	if (value > 20 && value < 32767)
+#ifndef CONFIG_PC9800
 		count = 1193182 / value;
+#else
+		count = CLOCK_TICK_RATE / value;
+#endif
 	
 	spin_lock_irqsave(&i8253_beep_lock, flags);
 
 	if (count) {
+#ifndef CONFIG_PC9800
 		/* enable counter 2 */
 		outb_p(inb_p(0x61) | 3, 0x61);
 		/* set command for counter 2, 2 byte write */

@@ -55,9 +65,23 @@
 		/* select desired HZ */
 		outb_p(count & 0xff, 0x42);
 		outb((count >> 8) & 0xff, 0x42);
+#else /* CONFIG_PC9800 */
+		outb(0x76, 0x3fdf);
+		outb(0, 0x5f);
+		outb(count & 0xff, 0x3fdb);
+		outb(0, 0x5f);
+		outb((count >> 8) & 0xff, 0x3fdb);
+		/* beep on */
+		outb(6, 0x37);
+#endif /* !CONFIG_PC9800 */
 	} else {
 		/* disable counter 2 */
+#ifndef CONFIG_PC9800
 		outb(inb_p(0x61) & 0xFC, 0x61);
+#else
+		/* beep off */
+		outb(7, 0x37);
+#endif
 	}
 
 	spin_unlock_irqrestore(&i8253_beep_lock, flags);

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diff -urN linux/drivers/char/keyboard.c linux98/drivers/char/keyboard.c
@@ -58,7 +58,11 @@
  * Some laptops take the 789uiojklm,. keys as number pad when NumLock is on.
  * This seems a good reason to start with NumLock off.
  */
+#ifndef CONFIG_PC9800
 #define KBD_DEFLEDS 0
+#else
+#define KBD_DEFLEDS (1 << VC_NUMLOCK)
+#endif
 #endif
 
 #ifndef KBD_DEFLOCK

diff -urN linux/include/linux/kbd_kern.h linux98/include/linux/kbd_kern.h
@@ -43,11 +43,12 @@
 #define LED_SHOW_IOCTL 1        /* only change leds upon ioctl */
 #define LED_SHOW_MEM 2          /* `heartbeat': peek into memory */
 
-	unsigned char ledflagstate:3;	/* flags, not lights */
-	unsigned char default_ledflagstate:3;
+	unsigned char ledflagstate:4;	/* flags, not lights */
+	unsigned char default_ledflagstate:4;
 #define VC_SCROLLOCK	0	/* scroll-lock mode */
 #define VC_NUMLOCK	1	/* numeric lock mode */
 #define VC_CAPSLOCK	2	/* capslock mode */
+#define VC_KANALOCK	3	/* kanalock mode */
 
 	unsigned char kbdmode:2;	/* one 2-bit value */
 #define VC_XLATE	0	/* translate keycodes using keymap */

diff -urN linux/include/linux/keyboard.h linux98/include/linux/keyboard.h
@@ -9,6 +9,7 @@
 #define KG_ALT		3
 #define KG_ALTGR	1
 #define KG_SHIFTL	4
+#define KG_KANASHIFT	4
 #define KG_SHIFTR	5
 #define KG_CTRLL	6
 #define KG_CTRLR	7

diff -urN linux/include/linux/serio.h linux98/include/linux/serio.h
@@ -97,6 +97,7 @@
 #define SERIO_8042	0x01000000UL
 #define SERIO_RS232	0x02000000UL
 #define SERIO_HIL_MLC	0x03000000UL
+#define SERIO_PC9800	0x04000000UL
 
 #define SERIO_PROTO	0xFFUL
 #define SERIO_MSC	0x01

@@ -87,7 +87,8 @@
 #define KBD98_RET_ACK		0xfa
 #define KBD98_RET_NAK		0xfc	/* Command NACK, send the cmd again */
 
-#define KBD98_KEY_JIS_EMUL	254
+#define KBD98_KEY_JIS_EMUL	253
+#define KBD98_KEY_UNKNOWN	254
 #define KBD98_KEY_NULL		255
 
 static char *kbd98_name = "PC-9801 Keyboard";

@@ -101,6 +102,10 @@
 	unsigned char cmdcnt;
 	signed char ack;
 	unsigned char shift;
+	struct {
+		unsigned char scancode;
+		unsigned char keycode;
+	} emul;
 	struct jis_kbd_conv jis[16];
 };
 

@@ -127,6 +132,12 @@
 	scancode = data & KBD98_KEY;
 	keycode = kbd98->keycode[scancode];
 	press = !(data & KBD98_RELEASE);
+	if (kbd98->emul.scancode != KBD98_KEY_UNKNOWN
+	    && scancode != kbd98->emul.scancode) {
+		input_report_key(&kbd98->dev, kbd98->emul.keycode, 0);
+		kbd98->emul.scancode = KBD98_KEY_UNKNOWN;
+	}
+
 	if (keycode == KEY_RIGHTSHIFT)
 		kbd98->shift = press;
 

@@ -154,13 +165,24 @@
 			if (keycode == KBD98_KEY_NULL)
 				return;
 
-			if (kbd98->jis[i].emul[kbd98->shift].shift != kbd98->shift && press) {
-				input_report_key(&kbd98->dev, KEY_RIGHTSHIFT, !(kbd98->shift));
+			if (press) {
+				kbd98->emul.scancode = scancode;
+				kbd98->emul.keycode = keycode;
+				if (kbd98->jis[i].emul[kbd98->shift].shift
+								!= kbd98->shift)
+					input_report_key(&kbd98->dev,
+							KEY_RIGHTSHIFT,
+							!(kbd98->shift));
 			}
 
 			input_report_key(&kbd98->dev, keycode, press);
-			if (kbd98->jis[i].emul[kbd98->shift].shift != kbd98->shift && !press) {
-				input_report_key(&kbd98->dev, KEY_RIGHTSHIFT, kbd98->shift);
+			if (!press) {
+				if (kbd98->jis[i].emul[kbd98->shift].shift
+								!= kbd98->shift)
+					input_report_key(&kbd98->dev,
+							KEY_RIGHTSHIFT,
+							kbd98->shift);
+				kbd98->emul.scancode = KBD98_KEY_UNKNOWN;
 			}
 
 			input_sync(&kbd98->dev);

@@ -287,6 +309,7 @@
 		return;
 
 	memset(kbd98, 0, sizeof(struct kbd98));
+	kbd98->emul.scancode = KBD98_KEY_UNKNOWN;
 	
 	kbd98->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_LED) | BIT(EV_REP);
 	kbd98->dev.ledbit[0] = BIT(LED_NUML) | BIT(LED_CAPSL) | BIT(LED_KANA);

diff -urN linux/kernel/dma.c linux98/kernel/dma.c
@@ -9,6 +9,7 @@
  *   [It also happened to remove the sizeof(char *) == sizeof(int)
  *   assumption introduced because of those /proc/dma patches. -- Hennus]
  */
+#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>

@@ -62,10 +63,12 @@
 	{ 0, 0 },
 	{ 0, 0 },
 	{ 0, 0 },
+#ifndef CONFIG_PC9800
 	{ 1, "cascade" },
 	{ 0, 0 },
 	{ 0, 0 },
 	{ 0, 0 }
+#endif
 };
 
 

diff -urN linux/kernel/ksyms.c linux98/kernel/ksyms.c
@@ -602,5 +602,9 @@
 EXPORT_SYMBOL(__per_cpu_offset);
 #endif
 
+/* Whether PC-9800 architecture or not  No:0 Yes:1 */
+int pc98 = 0;
+EXPORT_SYMBOL(pc98);
+
 /* debug */
 EXPORT_SYMBOL(dump_stack);

diff -urN linux/kernel/timer.c linux98/kernel/timer.c
@@ -400,8 +400,13 @@
 /*
  * Timekeeping variables
  */
+#ifndef CONFIG_PC9800
 unsigned long tick_usec = TICK_USEC; 		/* ACTHZ   period (usec) */
 unsigned long tick_nsec = TICK_NSEC(TICK_USEC);	/* USER_HZ period (nsec) */
+#else
+extern unsigned long tick_usec; 		/* ACTHZ   period (usec) */
+extern unsigned long tick_nsec;			/* USER_HZ period (nsec) */
+#endif
 
 /* The current time */
 struct timespec xtime __attribute__ ((aligned (16)));

diff -urN linux/drivers/parport/parport_pc.c linux98/drivers/parport/parport_pc.c
@@ -85,6 +85,8 @@
 #define DPRINTK(stuff...)
 #endif
 
+/* Indicates PC-9800 architecture  No:0 Yes:1 */
+extern int pc98;
 
 #define NR_SUPERIOS 3
 static struct superio_struct {	/* For Super-IO chips autodetection */

@@ -332,7 +334,10 @@
 
 unsigned char parport_pc_read_status(struct parport *p)
 {
-	return inb (STATUS (p));
+	if (pc98 && p->base == 0x40)
+		return ((inb(0x42) & 0x04) << 5) | PARPORT_STATUS_ERROR;
+	else
+		return inb (STATUS (p));
 }
 
 void parport_pc_disable_irq(struct parport *p)

@@ -1644,6 +1649,8 @@
 {
 	unsigned char r, w;
 
+	if (pc98 && pb->base == 0x40)
+		return PARPORT_MODE_PCSPP;
 	/*
 	 * first clear an eventually pending EPP timeout 
 	 * I ([email protected]) have an SMSC chipset

@@ -1777,6 +1784,9 @@
 {
 	int ok = 0;
   
+	if (pc98 && pb->base == 0x40)
+		return 0;  /* never support */
+
 	clear_epp_timeout(pb);
 
 	/* try to tri-state the buffer */

@@ -1908,6 +1918,9 @@
 			config & 0x80 ? "Level" : "Pulses");
 
 		configb = inb (CONFIGB (pb));
+		if (pc98 && (CONFIGB(pb) == 0x14d) && ((configb & 0x38) == 0x30))
+			configb = (configb & ~0x38) | 0x28; /* IRQ 14 */
+
 		printk (KERN_DEBUG "0x%lx: ECP port cfgA=0x%02x cfgB=0x%02x\n",
 			pb->base, config, configb);
 		printk (KERN_DEBUG "0x%lx: ECP settings irq=", pb->base);

@@ -2048,6 +2061,9 @@
 	ECR_WRITE (pb, ECR_CNF << 5); /* Configuration MODE */
 
 	intrLine = (inb (CONFIGB (pb)) >> 3) & 0x07;
+	if (pc98 && (CONFIGB(pb) == 0x14d) && (intrLine == 6))
+		intrLine = 5; /* IRQ 14 */
+
 	irq = lookup[intrLine];
 
 	ECR_WRITE (pb, oecr);

@@ -2212,7 +2228,14 @@
 	struct parport tmp;
 	struct parport *p = &tmp;
 	int probedirq = PARPORT_IRQ_NONE;
-	if (check_region(base, 3)) return NULL;
+	if (pc98 && base == 0x40) {
+		int i;
+		for (i = 0; i < 8; i += 2)
+			if (check_region(base + i, 1)) return NULL;
+	} else {
+		if (check_region(base, 3)) return NULL;
+	}
+
 	priv = kmalloc (sizeof (struct parport_pc_private), GFP_KERNEL);
 	if (!priv) {
 		printk (KERN_DEBUG "parport (0x%lx): no memory!\n", base);

@@ -2245,7 +2268,7 @@
 	if (base_hi && !check_region(base_hi,3))
 		parport_ECR_present(p);
 
-	if (base != 0x3bc) {
+	if (!pc98 && base != 0x3bc) {
 		if (!check_region(base+0x3, 5)) {
 			if (!parport_EPP_supported(p))
 				parport_ECPEPP_supported(p);

@@ -2343,7 +2366,12 @@
 		printk(KERN_INFO "%s: irq %d detected\n", p->name, probedirq);
 	parport_proc_register(p);
 
-	request_region (p->base, 3, p->name);
+	if (pc98 && p->base == 0x40) {
+		int i;
+		for (i = 0; i < 8; i += 2)
+			request_region(p->base + i, 1, p->name);
+	} else
+		request_region (p->base, 3, p->name);
 	if (p->size > 3)
 		request_region (p->base + 3, p->size - 3, p->name);
 	if (p->modes & PARPORT_MODE_ECP)

@@ -2413,7 +2441,13 @@
 		free_dma(p->dma);
 	if (p->irq != PARPORT_IRQ_NONE)
 		free_irq(p->irq, p);
-	release_region(p->base, 3);
+	if (pc98 && p->base == 0x40) {
+		int i;
+		for (i = 0; i < 8; i += 2)
+			release_region(p->base + i, 1);
+	} else
+		release_region(p->base, 3);
+
 	if (p->size > 3)
 		release_region(p->base + 3, p->size - 3);
 	if (p->modes & PARPORT_MODE_ECP)

@@ -2994,6 +3028,30 @@
 {
 	int count = 0;
 
+	if (pc98) {
+		/* Set default resource settings for old style parport */
+		int	base = 0x40;
+		int	base_hi = 0;
+		int	irq = PARPORT_IRQ_NONE;
+		int	dma = PARPORT_DMA_NONE;
+
+		/* Check PC9800 old style parport */
+		outb(inb(0x149) & ~0x10, 0x149); /* disable IEEE1284 */
+		if (!(inb(0x149) & 0x10)) {  /* IEEE1284 disabled ? */
+			outb(inb(0x149) | 0x10, 0x149); /* enable IEEE1284 */
+			if (inb(0x149) & 0x10) {  /* IEEE1284 enabled ? */
+				/* Set default settings for IEEE1284 parport */
+				base = 0x140;
+				base_hi = 0x14c;
+				irq = 14;
+				/* dma = PARPORT_DMA_NONE; */
+			}
+		}
+
+		if (parport_pc_probe_port(base, base_hi, irq, dma, NULL))
+			count++;
+	}
+
 	if (parport_pc_probe_port(0x3bc, 0x7bc, autoirq, autodma, NULL))
 		count++;
 	if (parport_pc_probe_port(0x378, 0x778, autoirq, autodma, NULL))

diff -urN linux/include/linux/parport_pc.h linux98/include/linux/parport_pc.h
@@ -119,6 +119,11 @@
 #endif
 	ctr = (ctr & ~mask) ^ val;
 	ctr &= priv->ctr_writable; /* only write writable bits. */
+#ifdef CONFIG_PC9800
+	if (p->base == 0x40 && ((priv->ctr) ^ ctr) & 0x01)
+		outb(0x0e | ((ctr & 0x01) ^ 0x01), 0x46);
+	else
+#endif /* CONFIG_PC9800 */
 	outb (ctr, CONTROL (p));
 	priv->ctr = ctr;	/* Update soft copy */
 	return ctr;

@@ -191,6 +196,11 @@
 
 extern __inline__ unsigned char parport_pc_read_status(struct parport *p)
 {
+#ifdef CONFIG_PC9800
+	if (p->base == 0x40)
+		return ((inb(0x42) & 0x04) << 5) | PARPORT_STATUS_ERROR;
+	else
+#endif /* CONFIG_PC9800 */
 	return inb(STATUS(p));
 }
 

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diff -urN linux/arch/i386/pci/irq.c linux98/arch/i386/pci/irq.c
@@ -5,6 +5,7 @@
  */
 
 #include <linux/config.h>
+#include <linux/pci_ids.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/pci.h>

@@ -25,6 +26,7 @@
 
 static struct irq_routing_table *pirq_table;
 
+#ifndef CONFIG_PC9800
 /*
  * Never use: 0, 1, 2 (timer, keyboard, and cascade)
  * Avoid using: 13, 14 and 15 (FP error and IDE).

@@ -36,6 +38,20 @@
 	1000000, 1000000, 1000000, 1000, 1000, 0, 1000, 1000,
 	0, 0, 0, 0, 1000, 100000, 100000, 100000
 };
+#else
+/*
+ * Never use: 0, 1, 2, 7 (timer, keyboard, CRT VSYNC and cascade)
+ * Avoid using: 8, 9 and 15 (FP error and IDE).
+ * Penalize: 4, 5, 11, 12, 13, 14 (known ISA uses: serial, floppy, sound, mouse
+ *                                 and parallel)
+ */
+unsigned int pcibios_irq_mask = 0xff78;
+
+static int pirq_penalty[16] = {
+	1000000, 1000000, 1000000, 0, 1000, 1000, 0, 1000000,
+	100000, 100000, 0, 1000, 1000, 1000, 1000, 100000
+};
+#endif
 
 struct irq_router {
 	char *name;

@@ -612,6 +628,17 @@
 		r->set(pirq_router_dev, dev, pirq, 11);
 	}
 
+#ifdef CONFIG_PC9800
+	if ((dev->class >> 8) == PCI_CLASS_BRIDGE_CARDBUS) {
+		if (pci_find_device(PCI_VENDOR_ID_INTEL,
+				PCI_DEVICE_ID_INTEL_82439TX, NULL) != NULL) {
+			if (mask & 0x0040) {
+				mask &= 0x0040;	/* assign IRQ 6 only */
+				printk("pci-irq: Use IRQ6 for CardBus controller\n");
+			}
+		}
+	}
+#endif
 	/*
 	 * Find the best IRQ to assign: use the one
 	 * reported by the device if possible.

diff -urN linux/drivers/pcmcia/yenta.c linux98/drivers/pcmcia/yenta.c
@@ -3,6 +3,7 @@
  *
  * (C) Copyright 1999, 2000 Linus Torvalds
  */
+#include <linux/config.h>
 #include <linux/init.h>
 #include <linux/pci.h>
 #include <linux/sched.h>

@@ -505,6 +506,7 @@
 	add_timer(&socket->poll_timer);
 }
 
+#ifndef CONFIG_PC9800
 /*
  * Only probe "regular" interrupts, don't
  * touch dangerous spots like the mouse irq,

@@ -515,6 +517,10 @@
  * Default to 11, 10, 9, 7, 6, 5, 4, 3.
  */
 static u32 isa_interrupts = 0x0ef8;
+#else
+/* Default to 12, 10, 6, 5, 3. */
+static u32 isa_interrupts = 0x1468;
+#endif
 
 static unsigned int yenta_probe_irq(pci_socket_t *socket, u32 isa_irq_mask)
 {

diff -urN linux/drivers/pci/quirks.c linux98/drivers/pci/quirks.c
@@ -54,7 +54,11 @@
 {
 	if (!isa_dma_bridge_buggy) {
 		isa_dma_bridge_buggy=1;
+#ifndef CONFIG_PC9800
 		printk(KERN_INFO "Activating ISA DMA hang workarounds.\n");
+#else
+		printk(KERN_INFO "Activating C-bus DMA hang workarounds.\n");
+#endif
 	}
 }
 

@@ -491,6 +495,9 @@
 	{ PCI_FIXUP_FINAL,	PCI_VENDOR_ID_VIA,	PCI_DEVICE_ID_VIA_82C586_0,	quirk_isa_dma_hangs },
 	{ PCI_FIXUP_FINAL,	PCI_VENDOR_ID_VIA,	PCI_DEVICE_ID_VIA_82C596,	quirk_isa_dma_hangs },
 	{ PCI_FIXUP_FINAL,      PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_82371SB_0,  quirk_isa_dma_hangs },
+#ifdef CONFIG_PC9800
+	{ PCI_FIXUP_FINAL,	PCI_VENDOR_ID_NEC,	PCI_DEVICE_ID_NEC_CBUS_1,	quirk_isa_dma_hangs },
+#endif
 	{ PCI_FIXUP_HEADER,	PCI_VENDOR_ID_S3,	PCI_DEVICE_ID_S3_868,		quirk_s3_64M },
 	{ PCI_FIXUP_HEADER,	PCI_VENDOR_ID_S3,	PCI_DEVICE_ID_S3_968,		quirk_s3_64M },
 	{ PCI_FIXUP_FINAL,	PCI_VENDOR_ID_INTEL, 	PCI_DEVICE_ID_INTEL_82437, 	quirk_triton }, 

diff -urN linux/include/asm-i386/pci.h linux98/include/asm-i386/pci.h
@@ -17,7 +17,11 @@
 #endif
 
 extern unsigned long pci_mem_start;
+#ifndef CONFIG_PC9800
 #define PCIBIOS_MIN_IO		0x1000
+#else
+#define PCIBIOS_MIN_IO		0x4000
+#endif
 #define PCIBIOS_MIN_MEM		(pci_mem_start)
 
 void pcibios_config_init(void);

diff -urN linux/drivers/pnp/isapnp/core.c linux98/drivers/pnp/isapnp/core.c
@@ -75,8 +75,13 @@
 MODULE_PARM_DESC(isapnp_verbose, "ISA Plug & Play verbose mode");
 MODULE_LICENSE("GPL");
 
+#ifndef CONFIG_PC9800
 #define _PIDXR		0x279
 #define _PNPWRP		0xa79
+#else
+#define _PIDXR		0x259
+#define _PNPWRP		0xa59
+#endif
 
 /* short tags */
 #define _STAG_PNPVERNO		0x01

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diff -urN linux/drivers/scsi/scsi_scan.c linux98/drivers/scsi/scsi_scan.c
@@ -131,6 +131,7 @@
 	{"MITSUMI", "CD-R CR-2201CS", "6119", BLIST_NOLUN},	/* locks up */
 	{"RELISYS", "Scorpio", NULL, BLIST_NOLUN},	/* responds to all lun */
 	{"MICROTEK", "ScanMaker II", "5.61", BLIST_NOLUN},	/* responds to all lun */
+	{"NEC", "D3856", "0009", BLIST_NOLUN},
 
 	/*
 	 * Other types of devices that have special flags.

diff -urN linux/drivers/scsi/scsi_syms.c linux98/drivers/scsi/scsi_syms.c
@@ -95,6 +95,11 @@
 EXPORT_SYMBOL(scsi_devicelist);
 EXPORT_SYMBOL(scsi_device_types);
 
+/* For PC-9800 architecture support */
+EXPORT_SYMBOL(pc9800_scsi_bios_param);
+extern struct scsi_device *sd_find_params_by_bdev(struct block_device *, char **, sector_t *);
+EXPORT_SYMBOL(sd_find_params_by_bdev);
+
 /*
  * Externalize timers so that HBAs can safely start/restart commands.
  */

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diff -urN linux/drivers/scsi/sd.c linux98/drivers/scsi/sd.c
@@ -193,6 +193,7 @@
 		case HDIO_GETGEO:   /* Return BIOS disk parameters */
 		{
 			struct hd_geometry *loc = (struct hd_geometry *)arg;
+			extern int pc98;
 
 			if (!loc)
 				return -EINVAL;

@@ -208,7 +209,7 @@
 			/* override with calculated, extended default, 
 			   or driver values */
 	
-			if (host->hostt->bios_param) {
+			if (!pc98 && host->hostt->bios_param) {
 				host->hostt->bios_param(sdp, bdev,
 							capacity, diskinfo);
 			} else

@@ -1315,6 +1316,27 @@
 	kfree(sdkp);
 }
 
+struct scsi_device *sd_find_params_by_bdev(struct block_device *bdev, char **disk_name, sector_t *capacity)
+{
+	struct scsi_disk *sdkp;
+	int major = major(to_kdev_t(bdev->bd_dev));
+
+	spin_lock(&sd_devlist_lock);
+	list_for_each_entry(sdkp, &sd_devlist, list) {
+		if (sdkp->disk->major == major) {
+			if (capacity)
+				*capacity = sdkp->capacity;
+			if (disk_name)
+				*disk_name = sdkp->disk->disk_name;
+			spin_unlock(&sd_devlist_lock);
+			return sdkp->device;
+		}
+	}
+
+	spin_unlock(&sd_devlist_lock);
+	return NULL;
+}
+
 /**
  *	init_sd - entry point for this driver (both when built in or when
  *	a module).

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diff -urN linux/drivers/scsi/wd33c93.h linux98/drivers/scsi/wd33c93.h
@@ -186,8 +186,13 @@
 
    /* This is what the 3393 chip looks like to us */
 typedef struct {
+#if defined(CONFIG_SCSI_PC980155) || defined(CONFIG_SCSI_PC980155_MODULE)
+   volatile unsigned int   *SASR;
+   volatile unsigned int   *SCMD;
+#else
    volatile unsigned char  *SASR;
    volatile unsigned char  *SCMD;
+#endif
 } wd33c93_regs;
 
 

diff -urN linux/include/scsi/scsicam.h linux98/include/scsi/scsicam.h
@@ -16,4 +16,6 @@
 extern int scsi_partsize(unsigned char *buf, unsigned long capacity,
            unsigned int  *cyls, unsigned int *hds, unsigned int *secs);
 extern unsigned char *scsi_bios_ptable(struct block_device *bdev);
+extern int pc9800_scsi_bios_param(struct block_device *bdev, sector_t capacity,
+					int *ip);
 #endif /* def SCSICAM_H */

diff -urN linux/drivers/serial/8250_pnp.c linux98/drivers/serial/8250_pnp.c
@@ -193,6 +193,8 @@
 	{	"MVX00A1",		0	},
 	/* PC Rider K56 Phone System PnP */
 	{	"MVX00F2",		0	},
+	/* NEC 98NOTE SPEAKER PHONE FAX MODEM(33600bps) */
+	{	"nEC8241",		0	},
 	/* Pace 56 Voice Internal Plug & Play Modem */
 	{	"PMC2430",		0	},
 	/* Generic */

@@ -376,7 +378,12 @@
 			    ((port->min == 0x2f8) ||
 			     (port->min == 0x3f8) ||
 			     (port->min == 0x2e8) ||
+#ifndef CONFIG_PC9800
 			     (port->min == 0x3e8)))
+#else
+			     (port->min == 0x3e8) ||
+			     (port->min == 0x8b0)))
+#endif
 				return 0;
 	}
 

diff -urN linux/include/asm-i386/serial.h linux98/include/asm-i386/serial.h
@@ -50,12 +50,19 @@
 
 #define C_P(card,port) (((card)<<6|(port)<<3) + 1)
 
+#ifndef CONFIG_PC9800
 #define STD_SERIAL_PORT_DEFNS			\
 	/* UART CLK   PORT IRQ     FLAGS        */			\
 	{ 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS },	/* ttyS0 */	\
 	{ 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS },	/* ttyS1 */	\
 	{ 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS },	/* ttyS2 */	\
 	{ 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS },	/* ttyS3 */
+#else
+#define STD_SERIAL_PORT_DEFNS			\
+	/* UART CLK   PORT IRQ     FLAGS        */			\
+	{ 0, BASE_BAUD, 0x30, 4, STD_COM_FLAGS },	/* ttyS0 */	\
+	{ 0, BASE_BAUD, 0x238, 5, STD_COM_FLAGS },	/* ttyS1 */
+#endif /* CONFIG_PC9800 */
 
 
 #ifdef CONFIG_SERIAL_MANY_PORTS

diff -urN linux/arch/i386/kernel/apic.c linux98/arch/i386/kernel/apic.c
@@ -33,6 +33,8 @@
 #include <asm/arch_hooks.h>
 #include "mach_apic.h"
 
+#include "io_ports.h"
+
 void __init apic_intr_init(void)
 {
 #ifdef CONFIG_SMP

@@ -135,9 +137,13 @@
 		 * PIC mode, enable APIC mode in the IMCR, i.e.
 		 * connect BSP's local APIC to INT and NMI lines.
 		 */
+#ifndef CONFIG_PC9800
 		printk("leaving PIC mode, enabling APIC mode.\n");
 		outb(0x70, 0x22);
 		outb(0x01, 0x23);
+#else
+		printk("On NEC98, Changing mode from PIC to APIC isNOT supported yet.\n");
+#endif
 	}
 }
 

@@ -150,9 +156,13 @@
 		 * interrupts, including IPIs, won't work beyond
 		 * this point!  The only exception are INIT IPIs.
 		 */
+#ifndef CONFIG_PC9800
 		printk("disabling APIC mode, entering PIC mode.\n");
 		outb(0x70, 0x22);
 		outb(0x00, 0x23);
+#else
+		printk("On NEC98, Changing mode from APIC to PIC isNOT supported yet.\n");
+#endif
 	}
 }
 

@@ -759,9 +769,9 @@
 
 	spin_lock_irqsave(&i8253_lock, flags);
 
-	outb_p(0x00, 0x43);
-	count = inb_p(0x40);
-	count |= inb_p(0x40) << 8;
+	outb_p(0x00, PIT_MODE);
+	count = inb_p(PIT_CH0);
+	count |= inb_p(PIT_CH0) << 8;
 
 	spin_unlock_irqrestore(&i8253_lock, flags);