/*
* Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
- *
- * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* Please see the License for the specific language governing rights and
* limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
#ifndef _PPC_COMMPAGE_H
/* Special check bits for the compage_descriptor "special" field. */
#define kCommPageDCBA 0x0001 // this routine uses DCBA, map to NOP if not appropriate
-#define kCommPageSYNC 0x0002 // this routine uses SYNC, map to NOP if UP
-#define kCommPageMTCRF 0x0004 // set bit 11 in MTCRF if only 1 cr specified
+#define kCommPageSYNC 0x0002 // this routine uses SYNC, LWSYNC, or EIEIO, map to NOP if UP
+#define kCommPageISYNC 0x0004 // this routine uses ISYNC, map to NOP if UP
+#define kCommPageMTCRF 0x0008 // set bit 11 in MTCRF if only 1 cr specified
+
+#define kPort32to64 0x1000 // written for 32-bit, must port to 64-bit
+#define kCommPage64 0x2000 // this routine is useable in 64-bit mode
+#define kCommPage32 0x4000 // this routine is useable in 32-bit mode
+#define kCommPageBoth (kCommPage32+kCommPage64)
#ifdef __ASSEMBLER__
#define COMMPAGE_DESCRIPTOR(label,address,must,cant,special) \
+ .globl EXT(label) @\
LEXT(label) @\
.short label-. @\
.short .-label-2 @\
.short address @\
.short special @\
- .long must @\
+ .long must @\
.long cant
} commpage_descriptor;
-extern char *commPagePtr; // virt address of commpage in kernel map
+extern char *commPagePtr32; // virt address of 32-bit commpage in kernel map
+extern char *commPagePtr64; // virt address of 64-bit commpage in kernel map
+
+extern void commpage_set_timestamp(uint64_t tbr, uint64_t secs, uint32_t ticks_per_sec);
+#define commpage_disable_timestamp() commpage_set_timestamp( 0, 0, 0 )
-extern void commpage_set_timestamp(uint64_t tbr,uint32_t secs,uint32_t usecs,uint32_t ticks_per_sec);
-extern int commpage_time_dcba( void );
+extern int commpage_time_dcba( void );
#endif /* __ASSEMBLER__ */