The first commit

2022-07-15 17:09:41 -05:00
commit dd13d34074
1087 changed files with 391897 additions and 0 deletions
--- a/include/2.0L/PR/os_convert.h
+++ b/include/2.0L/PR/os_convert.h
@@ -0,0 +1,111 @@
+
+/*====================================================================
+ * os_convert.h
+ *
+ * Copyright 1995, Silicon Graphics, Inc.
+ * All Rights Reserved.
+ *
+ * This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics,
+ * Inc.; the contents of this file may not be disclosed to third
+ * parties, copied or duplicated in any form, in whole or in part,
+ * without the prior written permission of Silicon Graphics, Inc.
+ *
+ * RESTRICTED RIGHTS LEGEND:
+ * Use, duplication or disclosure by the Government is subject to
+ * restrictions as set forth in subdivision (c)(1)(ii) of the Rights
+ * in Technical Data and Computer Software clause at DFARS
+ * 252.227-7013, and/or in similar or successor clauses in the FAR,
+ * DOD or NASA FAR Supplement. Unpublished - rights reserved under the
+ * Copyright Laws of the United States.
+ *====================================================================*/
+
+/*---------------------------------------------------------------------*
+        Copyright (C) 1998 Nintendo. (Originated by SGI)
+        
+        $RCSfile: os_convert.h,v $
+        $Revision: 1.2 $
+        $Date: 1999/04/21 02:53:11 $
+ *---------------------------------------------------------------------*/
+
+#ifndef _OS_CONVERT_H_
+#define	_OS_CONVERT_H_
+
+#ifdef _LANGUAGE_C_PLUS_PLUS
+extern "C" {
+#endif
+
+#include <PR/ultratypes.h>
+
+#if defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS)
+
+/**************************************************************************
+ *
+ * Type definitions
+ *
+ */
+
+
+#endif /* defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS) */
+
+/**************************************************************************
+ *
+ * Global definitions
+ *
+ */
+
+#define	OS_CLOCK_RATE		62500000LL
+#define	OS_CPU_COUNTER		(OS_CLOCK_RATE*3/4)
+
+
+#if defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS)
+
+/**************************************************************************
+ *
+ * Macro definitions
+ *
+ */
+
+#define OS_NSEC_TO_CYCLES(n)	(((u64)(n)*(OS_CPU_COUNTER/15625000LL))/(1000000000LL/15625000LL))
+#define OS_USEC_TO_CYCLES(n)	(((u64)(n)*(OS_CPU_COUNTER/15625LL))/(1000000LL/15625LL))
+#define OS_CYCLES_TO_NSEC(c)	(((u64)(c)*(1000000000LL/15625000LL))/(OS_CPU_COUNTER/15625000LL))
+#define OS_CYCLES_TO_USEC(c)	(((u64)(c)*(1000000LL/15625LL))/(OS_CPU_COUNTER/15625LL))
+
+/* OS_K?_TO_PHYSICAL macro bug fix for CodeWarrior */
+#ifndef __MWERKS__
+#define	OS_K0_TO_PHYSICAL(x)	(u32)(((char *)(x)-0x80000000))
+#define	OS_K1_TO_PHYSICAL(x)	(u32)(((char *)(x)-0xa0000000))
+#else
+#define	OS_K0_TO_PHYSICAL(x)	((char *)(x)-0x80000000)
+#define	OS_K1_TO_PHYSICAL(x)	((char *)(x)-0xa0000000)
+#endif
+
+#define	OS_PHYSICAL_TO_K0(x)	(void *)(((u32)(x)+0x80000000))
+#define	OS_PHYSICAL_TO_K1(x)	(void *)(((u32)(x)+0xa0000000))
+
+
+/**************************************************************************
+ *
+ * Extern variables
+ *
+ */
+
+
+/**************************************************************************
+ *
+ * Function prototypes
+ *
+ */
+
+/* Address translation routines and macros */
+
+extern u32		 osVirtualToPhysical(void *);
+extern void *		 osPhysicalToVirtual(u32);
+
+
+#endif  /* defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS) */
+
+#ifdef _LANGUAGE_C_PLUS_PLUS
+}
+#endif
+
+#endif /* !_OS_CONVERT_H_ */