#define CMOS_FLOPPY_DRIVE_TYPE 0x10
#define CMOS_DISK_DATA 0x12
#define CMOS_EQUIPMENT_INFO 0x14
+#define CMOS_MEM_BASE_LOW 0x17
+#define CMOS_MEM_BASE_HIGH 0x18
#define CMOS_DISK_DRIVE1_TYPE 0x19
#define CMOS_DISK_DRIVE2_TYPE 0x1a
#define CMOS_DISK_DRIVE1_CYL 0x1b
#define CMOS_DISK_DRIVE2_CYL 0x24
#define CMOS_BIOS_CONFIG 0x2d
-#define CMOS_EXTMEM_LOW 0x30
-#define CMOS_EXTMEM_HIGH 0x31
+#define CMOS_MEM_EXTMEM_LOW 0x30
+#define CMOS_MEM_EXTMEM_HIGH 0x31
#define CMOS_CENTURY 0x32
-#define CMOS_EXTMEM2_LOW 0x34
-#define CMOS_EXTMEM2_HIGH 0x35
+#define CMOS_MEM_EXTMEM2_LOW 0x34
+#define CMOS_MEM_EXTMEM2_HIGH 0x35
#define CMOS_BIOS_BOOTFLAG1 0x38
#define CMOS_BIOS_DISKTRANSFLAG 0x39
#define CMOS_BIOS_BOOTFLAG2 0x3d