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kernel add
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/*
* 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.
*
* Copyright (C) 1992 - 1997, 2000-2004 Silicon Graphics, Inc. All rights reserved.
*/
#ifndef _ASM_IA64_SN_MODULE_H
#define _ASM_IA64_SN_MODULE_H
/* parameter for format_module_id() */
#define MODULE_FORMAT_BRIEF 1
#define MODULE_FORMAT_LONG 2
#define MODULE_FORMAT_LCD 3
/*
* Module id format
*
* 31-16 Rack ID (encoded class, group, number - 16-bit unsigned int)
* 15-8 Brick type (8-bit ascii character)
* 7-0 Bay (brick position in rack (0-63) - 8-bit unsigned int)
*
*/
/*
* Macros for getting the brick type
*/
#define MODULE_BTYPE_MASK 0xff00
#define MODULE_BTYPE_SHFT 8
#define MODULE_GET_BTYPE(_m) (((_m) & MODULE_BTYPE_MASK) >> MODULE_BTYPE_SHFT)
#define MODULE_BT_TO_CHAR(_b) ((char)(_b))
#define MODULE_GET_BTCHAR(_m) (MODULE_BT_TO_CHAR(MODULE_GET_BTYPE(_m)))
/*
* Macros for getting the rack ID.
*/
#define MODULE_RACK_MASK 0xffff0000
#define MODULE_RACK_SHFT 16
#define MODULE_GET_RACK(_m) (((_m) & MODULE_RACK_MASK) >> MODULE_RACK_SHFT)
/*
* Macros for getting the brick position
*/
#define MODULE_BPOS_MASK 0x00ff
#define MODULE_BPOS_SHFT 0
#define MODULE_GET_BPOS(_m) (((_m) & MODULE_BPOS_MASK) >> MODULE_BPOS_SHFT)
/*
* Macros for encoding and decoding rack IDs
* A rack number consists of three parts:
* class (0==CPU/mixed, 1==I/O), group, number
*
* Rack number is stored just as it is displayed on the screen:
* a 3-decimal-digit number.
*/
#define RACK_CLASS_DVDR 100
#define RACK_GROUP_DVDR 10
#define RACK_NUM_DVDR 1
#define RACK_CREATE_RACKID(_c, _g, _n) ((_c) * RACK_CLASS_DVDR + \
(_g) * RACK_GROUP_DVDR + (_n) * RACK_NUM_DVDR)
#define RACK_GET_CLASS(_r) ((_r) / RACK_CLASS_DVDR)
#define RACK_GET_GROUP(_r) (((_r) - RACK_GET_CLASS(_r) * \
RACK_CLASS_DVDR) / RACK_GROUP_DVDR)
#define RACK_GET_NUM(_r) (((_r) - RACK_GET_CLASS(_r) * \
RACK_CLASS_DVDR - RACK_GET_GROUP(_r) * \
RACK_GROUP_DVDR) / RACK_NUM_DVDR)
/*
* Macros for encoding and decoding rack IDs
* A rack number consists of three parts:
* class 1 bit, 0==CPU/mixed, 1==I/O
* group 2 bits for CPU/mixed, 3 bits for I/O
* number 3 bits for CPU/mixed, 2 bits for I/O (1 based)
*/
#define RACK_GROUP_BITS(_r) (RACK_GET_CLASS(_r) ? 3 : 2)
#define RACK_NUM_BITS(_r) (RACK_GET_CLASS(_r) ? 2 : 3)
#define RACK_CLASS_MASK(_r) 0x20
#define RACK_CLASS_SHFT(_r) 5
#define RACK_ADD_CLASS(_r, _c) \
((_r) |= (_c) << RACK_CLASS_SHFT(_r) & RACK_CLASS_MASK(_r))
#define RACK_GROUP_SHFT(_r) RACK_NUM_BITS(_r)
#define RACK_GROUP_MASK(_r) \
( (((unsigned)1<<RACK_GROUP_BITS(_r)) - 1) << RACK_GROUP_SHFT(_r) )
#define RACK_ADD_GROUP(_r, _g) \
((_r) |= (_g) << RACK_GROUP_SHFT(_r) & RACK_GROUP_MASK(_r))
#define RACK_NUM_SHFT(_r) 0
#define RACK_NUM_MASK(_r) \
( (((unsigned)1<<RACK_NUM_BITS(_r)) - 1) << RACK_NUM_SHFT(_r) )
#define RACK_ADD_NUM(_r, _n) \
((_r) |= ((_n) - 1) << RACK_NUM_SHFT(_r) & RACK_NUM_MASK(_r))
/*
* Brick type definitions
*/
#define MAX_BRICK_TYPES 256 /* brick type is stored as uchar */
extern char brick_types[];
#define MODULE_CBRICK 0
#define MODULE_RBRICK 1
#define MODULE_IBRICK 2
#define MODULE_KBRICK 3
#define MODULE_XBRICK 4
#define MODULE_DBRICK 5
#define MODULE_PBRICK 6
#define MODULE_NBRICK 7
#define MODULE_PEBRICK 8
#define MODULE_PXBRICK 9
#define MODULE_IXBRICK 10
#define MODULE_CGBRICK 11
#define MODULE_OPUSBRICK 12
#define MODULE_SABRICK 13 /* TIO BringUp Brick */
#define MODULE_IABRICK 14
#define MODULE_PABRICK 15
#define MODULE_GABRICK 16
#define MODULE_OPUS_TIO 17 /* OPUS TIO Riser */
extern char brick_types[];
extern void format_module_id(char *, moduleid_t, int);
#endif /* _ASM_IA64_SN_MODULE_H */
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