diff options
Diffstat (limited to 'arch/mips/include/asm/sgi/sgi.h')
| -rw-r--r-- | arch/mips/include/asm/sgi/sgi.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/mips/include/asm/sgi/sgi.h b/arch/mips/include/asm/sgi/sgi.h new file mode 100644 index 000000000..b61557151 --- /dev/null +++ b/arch/mips/include/asm/sgi/sgi.h @@ -0,0 +1,48 @@ +/* + * 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, /* R8k/TFP MP */ + ip22, /* R4x00 UP, Indy, Indigo2 */ + ip25, /* R10k MP */ + ip26, /* R8k/TFP UP, Indigo2 */ + ip27, /* R10k MP, R12k MP, R14k MP, Origin 200/2k, Onyx2 */ + ip28, /* R10k UP, Indigo2 Impact R10k */ + ip30, /* R10k MP, R12k MP, R14k MP, Octane */ + ip32, /* R5k UP, RM5200 UP, RM7k UP, R10k UP, R12k UP, O2 */ + ip35, /* R14k MP, R16k MP, Origin 300/3k, Onyx3, Fuel, Tezro */ +}; + +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 */ |