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Length: 1932 (0x78c)
Types: TextFile
Notes: UNIX file
Names: »cram.h«
└─⟦a6ab2eb36⟧ Bits:30004042/kconfig3.imd SW95705I 386/ix Multi-user Release 1.2
└─⟦a6ab2eb36⟧ UNIX Filesystem
└─⟦this⟧ »kc/new/usr/include/sys/cram.h«
/*
* Defines for accessing the PC AT CMOS ram.
*/
/*
* Copyrighted as an unpublished work.
* (c) Copyright 1986 INTERACTIVE Systems Corporation
* All rights reserved.
*
* RESTRICTED RIGHTS
*
* These programs are supplied under a license. They may be used,
* disclosed, and/or copied only as permitted under such license
* agreement. Any copy must contain the above copyright notice and
* this restricted rights notice. Use, copying, and/or disclosure
* of the programs is strictly prohibited unless otherwise provided
* in the license agreement.
*/
#ident "@(#)cram.h 1.3 - 87/01/06"
#define CMOS_ADDR 0x70 /* I/O port address for CMOS ram address */
#define CMOS_DATA 0x71 /* I/O port address for CMOS ram data */
#define DSB 0x0e /* Diagnostic status byte ram address */
#define SSB 0x0f /* Shutdown status byte ram address */
#define DDTB 0x10 /* Diskette drive type byte ram address */
#define FDTB 0x12 /* Fixed disk type byte ram address */
#define EB 0x14 /* Equipment byte ram address */
#define BMLOW 0x15 /* Base mem size low byte ram address */
#define BMHIGH 0x16 /* Base mem size high byte ram address */
#define EMLOW 0x17 /* Expansion mem size low byte ram address */
#define EMHIGH 0x18 /* Expansion mem size high byte ram address */
#define DCEB 0x19 /* Drive C Extended byte ram address */
#define DDEB 0x1a /* Drive D Extended byte ram address */
#define CKSUMLOW 0x2e /* Checksum low byte ram address */
#define CKSUMHIGH 0x2f /* Checksum high byte ram address */
#define EMLOW2 0x30 /* Expansion mem size low byte ram address */
#define EMHIGH2 0x31 /* Expansion mem size high byte ram address */
#define DCB 0x32 /* Date century byte ram address */
#define IF 0x33 /* Information flag ram address */
/*
* ioctls for accessing CMOS ram.
*/
#define CMOSIOC ('C' << 8)
#define CMOSREAD (CMOSIOC | 0x01)
#define CMOSWRITE (CMOSIOC | 0x02)
extern unsigned char CMOSread();