--- drivers/block/ide-pc9800.c.orig	Thu Nov  2 16:04:34 2000
+++ drivers/block/ide-pc9800.c	Thu Nov  2 16:31:45 2000
@@ -138,16 +138,18 @@
  */
 __initfunc(void ide_probe_for_pc9800 (void))
 {
-	if (!PC9800_9821_P () || !PC9821_IDEIF_DOUBLE_P ()){
-		printk("ide-pc9800: not found\n");
+	if(check_region(IDE_PC9800_IO_BANKSELECT, 1) < 0) {
+		printk("I/O 0x%x has already been used!\n",IDE_PC9800_IO_BANKSELECT);
 		return;
 	}
+	request_region(IDE_PC9800_IO_BANKSELECT, 1, "ide-pc9800 bank select");
 
-	if(check_region(IDE_PC9800_IO_BANKSELECT, -3) < 0) {
-		printk("I/O 0x%x has already been used!\n",IDE_PC9800_IO_BANKSELECT);
+	ide_pc9800_change_bank(1);
+	if (ide_pc9800_get_bank() != 1)
+		return;
+	ide_pc9800_change_bank(0);
+	if (ide_pc9800_get_bank() != 0)
 		return;
-	}
-	request_region(IDE_PC9800_IO_BANKSELECT, -3, "ide-pc9800 bank select");
 
 	/*
 	 * Initialize data for primary port