patch-2.1.44 linux/include/asm-mips/sgi.h

• Lines: 43
• Date: Thu Jun 26 12:33:40 1997
• Orig file: v2.1.43/linux/include/asm-mips/sgi.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.43/linux/include/asm-mips/sgi.h linux/include/asm-mips/sgi.h
@@ -0,0 +1,42 @@
+/* $Id: sgi.h,v 1.1 1997/06/06 09:39:54 ralf Exp $
+ * sgi.h: Definitions specific to SGI machines.
+ *
+ * Copyright (C) 1996 David S. Miller (dm@sgi.com)
+ */
+#ifndef _MIPS_SGI_H
+#define _MIPS_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 */
+	ip28,    /* R10k UP, Indigo2 */
+	ip30,
+	ip32,
+};
+
+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 /* !(_MIPS_SGI_H) */