windows-nt/Source/XPSP1/NT/base/mvdm/inc/xmssvc.h
2020-09-26 16:20:57 +08:00

41 lines
762 B
C

/** SVC Defines
*
* Revision history:
*
* sudeepb 15-May-1991 Created
*
* williamh 25-Sept-1992 Added UMB support BOPs
*/
/* XMSSVC - XMS SVC calls.
*
* This macro is used by himem.sys
*
*/
/* ASM
include bop.inc
xmssvc macro func
BOP BOP_XMS
db func
endm
*/
#define XMS_A20 0x00
#define XMS_MOVEBLOCK 0x01
#define XMS_ALLOCBLOCK 0x02
#define XMS_FREEBLOCK 0x03
#define XMS_SYSPAGESIZE 0x04
#define XMS_EXTMEM 0x05
#define XMS_INITUMB 0x06
#define XMS_REQUESTUMB 0x07
#define XMS_RELEASEUMB 0x08
#define XMS_NOTIFYHOOKI15 0x09
#define XMS_QUERYEXTMEM 0x0a
#define XMS_REALLOCBLOCK 0x0b
#define XMS_LASTSVC 0x0c
extern BOOL XMSInit (int argc, char *argv[]);