hypervisor/src/include/sun4v/vpci.h

/*
* ========== Copyright Header Begin ==========================================
*
* Hypervisor Software File: vpci.h
*
* Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
*
*  - Do no alter or remove copyright notices
*
*  - Redistribution and use of this software in source and binary forms, with
*    or without modification, are permitted provided that the following
*    conditions are met:
*
*  - Redistribution of source code must retain the above copyright notice,
*    this list of conditions and the following disclaimer.
*
*  - Redistribution in binary form must reproduce the above copyright notice,
*    this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
*    Neither the name of Sun Microsystems, Inc. or the names of contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
*     This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
* OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
* FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
* SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed, licensed or
* intended for use in the design, construction, operation or maintenance of
* any nuclear facility.
*
* ========== Copyright Header End ============================================
*/
/*
 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _SUN4V_VPCI_H
#define _SUN4V_VPCI_H

#pragma ident   "@(#)vpci.h     1.6     07/07/17 SMI"


#ifdef __cplusplus
extern "C" {
#endif

#define HVIO_TTE_R              0x00000001
#define HVIO_TTE_W              0x00000002
#define HVIO_TTE_ATTR_MASK      0x00000003

#define HVIO_TTE_PP             0x00000030
#define HVIO_TTE_L              0x00000004
#define HVIO_TTE_BDF            0xffff0000
#define HVIO_TTE_EXT_MASK       0xffff0034

#define HVIO_TTE_PP_NONE        0x00000000
#define HVIO_TTE_PP_2MSBS       0x00000020
#define HVIO_TTE_PP_MSB         0x00000010
#define HVIO_TTE_PP_ALL         0x00000030

#define HVIO_TTE_PP_SHIFT       4
#define HVIO_TTE_BDF_SHIFT      16

#define HVIO_TTE_ATTR_MASK_V2   (HVIO_TTE_ATTR_MASK | HVIO_TTE_EXT_MASK)

#define HVIO_IO_R               0x001
#define HVIO_IO_W               0x002
#define HVIO_IO_ATTR_MASK       0x003

#define HVIO_MSI_INVALID        0
#define HVIO_MSI_VALID          1
#define HVIO_MSI_VALID_MAX_VALUE        HVIO_MSI_VALID

#define HVIO_PCIE_MSG_INVALID   0
#define HVIO_PCIE_MSG_VALID     1
#define HVIO_PCIE_MSG_VALID_MAX_VALUE   HVIO_PCIE_MSG_VALID

#define HVIO_MSISTATE_DELIVERED 1

#define HVIO_MSIQSTATE_IDLE     0
#define HVIO_MSIQSTATE_ERROR    1
#define HVIO_MSIQSTATE_MAX_VALUE HVIO_MSIQSTATE_ERROR

#define MSIQTYPE_32             0
#define MSIQTYPE_64             1
#define MSIQTYPE_MAX_VALUE      MSIQTYPE_64

#define MSIEQ_REC_SHIFT         6
#define MSIEQ_REC_SIZE          (xULL(1) << MSIEQ_REC_SHIFT)
#define MSIEQ_REC_SIZE_MASK     (MSIEQ_REC_SIZE - 1)

#define INTR_DISABLED           0
#define INTR_ENABLED            1
#define INTR_ENABLED_MAX_VALUE  INTR_ENABLED

#define INTR_IDLE               0
#define INTR_RECEIVED           1
#define INTR_DELIVERED          2
#define INTR_STATE_MAX_VALUE    INTR_DELIVERED

#define HVIO_DMA_SYNC_DEVICE    1
#define HVIO_DMA_SYNC_CPU       2

#define VPCI_MSIEQ_TID_SHIFT    32
#define VPCI_MSIEQ_MSG_RT_CODE_SHIFT 16
#define VPCI_MSG_CODE_SHIFT     0

#define PCIE_CFG_OFFSET_MASK    ((1 << 12) - 1)
#define PCIE_BDF_MASK           (((1 << 24) - 1) ^ ((1 << 8) - 1))

#define IOMMU_MAP_MAX           64 /* max # of pages mapped  */

#ifdef __cplusplus
}
#endif

#endif /* _SUN4V_VPCI_H */