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seta75D ff309bfe1c Init
2021-10-11 18:37:13 -03:00

65 lines
2.2 KiB
C

/* @(#)mem.h 1.1 94/10/31 SMI */
/*
* Copyright (c) 1987 by Sun Microsystems, Inc.
*/
/*
* Memory Device Minor Numbers
*/
#ifndef _sun_mem_h
#define _sun_mem_h
#define M_MEM 0 /* /dev/mem - physical main memory */
#define M_KMEM 1 /* /dev/kmem - virtual kernel memory & I/O */
#define M_NULL 2 /* /dev/null - EOF & Rathole */
#define M_MBMEM 3 /* /dev/mbmem - Multibus memory space (1 Meg) */
#define M_MBIO 4 /* /dev/mbio - Multibus I/O space (64k) */
#define M_VME16D16 5 /* /dev/vme16d16 - VME 16bit addr/16bit data */
#define M_VME24D16 6 /* /dev/vme24d16 - VME 24bit addr/16bit data */
#define M_VME32D16 7 /* /dev/vme32d16 - VME 32bit addr/16bit data */
#define M_VME16D32 8 /* /dev/vme16d32 - VME 16bit addr/32bit data */
#define M_VME24D32 9 /* /dev/vme24d32 - VME 24bit addr/32bit data */
#define M_VME32D32 10 /* /dev/vme32d32 - VME 32bit addr/32bit data */
#define M_EEPROM 11 /* /dev/eeprom - on board eeprom device */
#define M_ZERO 12 /* /dev/zero - source of private memory */
#define M_ATBUS 13 /* /dev/at - AT bus space */
#define M_WEITEK 14 /* /dev/weitek - weitek floating point proc */
#define M_METER 15 /* /dev/meter - Sunray performance meters */
/*
* Move M_SBUS to 32 (0x20)- that way the slot number can be in the
* minor number from 0 to 0x1f
*/
#define M_SBUS 32 /* /dev/sbus - Sbus address space */
#define M_SBUS_SLOTMASK 0x1f /* mask for sbus slot number in minor number */
/*
* information to group vme spaces together
*/
#define M_VME 5 /* base of vme devices */
#define M_VME_SPACES 6 /* number of vme devices */
/* Structure for virtual to physical translation ioctl */
struct v2p {
caddr_t vaddr; /* argument to ioctl */
caddr_t paddr; /* filled in on return */
};
/*
* Ioctl values
*/
#define _SUNDIAG_V2P _IOWR(M, 1, struct v2p) /* Get physical address */
/* for /dev/meter */
#define MM_HRCNT _IO(M, 2)
#define MM_CCRW _IOW(M, 3, int)
#define MM_PCNT0 _IOW(M, 4, int)
#define MM_PCNT1 _IOW(M, 5, int)
/* for processor affinity masks, via any mem device (pref. /dev/null) */
#define MIOCSPAM _IOWR(M, 2, u_int) /* set processor affinity mask */
#define MIOCGPAM _IOWR(M, 3, u_int) /* get processor affinity mask */
#endif /*!_sun_mem_h*/