xref: /onnv-gate/usr/src/uts/sun4u/starcat/sys/post/scat_pa_space.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright (c) 1999-2000 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate  * All rights reserved.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef	_SCAT_PA_SPACE_H
28*0Sstevel@tonic-gate #define	_SCAT_PA_SPACE_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate /*
33*0Sstevel@tonic-gate  * This file contains definitions related to the Starcat
34*0Sstevel@tonic-gate  * physical address space.
35*0Sstevel@tonic-gate  */
36*0Sstevel@tonic-gate 
37*0Sstevel@tonic-gate /*
38*0Sstevel@tonic-gate  * POST DEVELOPERS:
39*0Sstevel@tonic-gate  * This file is copied to the OS workspace, and thus must abide by the OS
40*0Sstevel@tonic-gate  * coding standards.  This file must always pass cstyle and hdrchk.
41*0Sstevel@tonic-gate  */
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate #ifdef __cplusplus
44*0Sstevel@tonic-gate extern "C" {
45*0Sstevel@tonic-gate #endif
46*0Sstevel@tonic-gate 
47*0Sstevel@tonic-gate #define	STARCAT_DEVICE_CONFIG	(0x40000000000ull)
48*0Sstevel@tonic-gate 
49*0Sstevel@tonic-gate #define	EXP_PA_ADDR(exp)	(exp << 28)
50*0Sstevel@tonic-gate 
51*0Sstevel@tonic-gate 	/*
52*0Sstevel@tonic-gate 	 * Useful to translate an sram or fprom offset to an address
53*0Sstevel@tonic-gate 	 * that a host processor would use to reach it.
54*0Sstevel@tonic-gate 	 */
55*0Sstevel@tonic-gate #define	BOOTBUS_PA_BASE		0x7FFF0000000ull
56*0Sstevel@tonic-gate 
57*0Sstevel@tonic-gate 	/* See bbc.h for sizes */
58*0Sstevel@tonic-gate #define	BOOTBUS_FPROM_PA_BASE	(BOOTBUS_PA_BASE + 0)
59*0Sstevel@tonic-gate #define	BOOTBUS_SRAM_PA_BASE	(BOOTBUS_PA_BASE + 0x900000u)
60*0Sstevel@tonic-gate 
61*0Sstevel@tonic-gate 	/*
62*0Sstevel@tonic-gate 	 * Cacheable Physical Memory Addresses in Starcat are assigned
63*0Sstevel@tonic-gate 	 * to expanders in 128 GByte slices, based on PA[41:37].
64*0Sstevel@tonic-gate 	 * The slice to exp mapping is not always 1-1, swaps may occur
65*0Sstevel@tonic-gate 	 * as a result of some DR or POST operations.
66*0Sstevel@tonic-gate 	 * The map is maintained in the PCD.
67*0Sstevel@tonic-gate 	 * The slice number will always be a valid expander board
68*0Sstevel@tonic-gate 	 * number in [0,17], but it may not reside on that expander.
69*0Sstevel@tonic-gate 	 * The PA in these macros is 64-bit, the slice is 8 bit, unsigned.
70*0Sstevel@tonic-gate 	 */
71*0Sstevel@tonic-gate #define	PA_2_SLICE128G(pa)		(((uint8_t)((pa) >> 37)) & 0x1Fu)
72*0Sstevel@tonic-gate #define	SLICE128G_2_PA_BASE(slice)	(((uint64_t)((slice) & 0x1F)) << 37)
73*0Sstevel@tonic-gate 
74*0Sstevel@tonic-gate 
75*0Sstevel@tonic-gate #ifdef __cplusplus
76*0Sstevel@tonic-gate }
77*0Sstevel@tonic-gate #endif
78*0Sstevel@tonic-gate 
79*0Sstevel@tonic-gate #endif	/* !_SCAT_PA_SPACE_H */
80