source: svn/newcon3bcm2_21bu/toolchain/mipsel-linux-uclibc/include/asm/sgi/sgi.h @ 26

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * sgi.h: Definitions specific to SGI machines.
 *
 * Copyright (C) 1996 David S. Miller (dm@sgi.com)
 */
#ifndef _ASM_SGI_SGI_H
#define _ASM_SGI_SGI_H

/* UP=UniProcessor MP=MultiProcessor(capable) */
enum sgi_mach {
        ip4,    /* R2k UP */
        ip5,    /* R2k MP */
        ip6,    /* R3k UP */
        ip7,    /* R3k MP */
        ip9,    /* R3k UP */
        ip12,   /* R3kA UP, Indigo */
        ip15,   /* R3kA MP */
        ip17,   /* R4K UP */
        ip19,   /* R4K MP */
        ip20,   /* R4K UP, Indigo */
        ip21,   /* TFP MP */
        ip22,   /* R4x00 UP, Indigo2 */
        ip25,   /* R10k MP */
        ip26,   /* TFP UP, Indigo2 */
        ip27,   /* R10k MP, R12k MP, Origin */
        ip28,   /* R10k UP, Indigo2 */
        ip30,   /* Octane */
        ip32,   /* O2 */
};

extern enum sgi_mach sgimach;
extern void sgi_sysinit(void);

/* Many I/O space registers are byte sized and are contained within
 * one byte per word, specifically the MSB, this macro helps out.
 */
#ifdef __MIPSEL__
#define SGI_MSB(regaddr)   (regaddr)
#else
#define SGI_MSB(regaddr)   ((regaddr) | 0x3)
#endif

#endif /* _ASM_SGI_SGI_H */