vpd_areas.h

linux内核源码

/*
 * Copyright (C) 2001  Mike Corrigan IBM Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */
#ifndef _ISERIES_VPD_AREAS_H
#define _ISERIES_VPD_AREAS_H

/*
 * This file defines the address and length of all of the VPD area passed to
 * the OS from PLIC (most of which start from the SP).
 */

#include <asm/types.h>

/* VPD Entry index is carved in stone - cannot be changed (easily). */
#define ItVpdCecVpd				0
#define ItVpdDynamicSpace			1
#define ItVpdExtVpd				2
#define ItVpdExtVpdOnPanel			3
#define ItVpdFirstPaca				4
#define ItVpdIoVpd				5
#define ItVpdIplParms				6
#define ItVpdMsVpd				7
#define ItVpdPanelVpd				8
#define ItVpdLpNaca				9
#define ItVpdBackplaneAndMaybeClockCardVpd	10
#define ItVpdRecoveryLogBuffer			11
#define ItVpdSpCommArea				12
#define ItVpdSpLogBuffer			13
#define ItVpdSpLogBufferSave			14
#define ItVpdSpCardVpd				15
#define ItVpdFirstProcVpd			16
#define ItVpdApModelVpd				17
#define ItVpdClockCardVpd			18
#define ItVpdBusExtCardVpd			19
#define ItVpdProcCapacityVpd			20
#define ItVpdInteractiveCapacityVpd		21
#define ItVpdFirstSlotLabel			22
#define ItVpdFirstLpQueue			23
#define ItVpdFirstL3CacheVpd			24
#define ItVpdFirstProcFruVpd			25

#define ItVpdMaxEntries				26

#define ItDmaMaxEntries				10

#define ItVpdAreasMaxSlotLabels			192


struct ItVpdAreas {
	u32	xSlicDesc;		// Descriptor			000-003
	u16	xSlicSize;		// Size of this control block	004-005
	u16	xPlicAdjustVpdLens:1;	// Flag to indicate new interface006-007
	u16	xRsvd1:15;		// Reserved bits		...
	u16	xSlicVpdEntries;	// Number of VPD entries	008-009
	u16	xSlicDmaEntries;	// Number of DMA entries	00A-00B
	u16	xSlicMaxLogicalProcs;	// Maximum logical processors	00C-00D
	u16	xSlicMaxPhysicalProcs;	// Maximum physical processors	00E-00F
	u16	xSlicDmaToksOffset;	// Offset into this of array	010-011
	u16	xSlicVpdAdrsOffset;	// Offset into this of array	012-013
	u16	xSlicDmaLensOffset;	// Offset into this of array	014-015
	u16	xSlicVpdLensOffset;	// Offset into this of array	016-017
	u16	xSlicMaxSlotLabels;	// Maximum number of slot labels018-019
	u16	xSlicMaxLpQueues;	// Maximum number of LP Queues	01A-01B
	u8	xRsvd2[4];		// Reserved			01C-01F
	u64	xRsvd3[12];		// Reserved			020-07F
	u32	xPlicDmaLens[ItDmaMaxEntries];// Array of DMA lengths	080-0A7
	u32	xPlicDmaToks[ItDmaMaxEntries];// Array of DMA tokens	0A8-0CF
	u32	xSlicVpdLens[ItVpdMaxEntries];// Array of VPD lengths	0D0-12F
	void	*xSlicVpdAdrs[ItVpdMaxEntries];// Array of VPD buffers	130-1EF
};

extern struct ItVpdAreas	itVpdAreas;

#endif /* _ISERIES_VPD_AREAS_H */