1 /* 2 * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights 3 * reserved. 4 * 5 * This software is available to you under a choice of one of two 6 * licenses. You may choose to be licensed under the terms of the GNU 7 * General Public License (GPL) Version 2, available from the file 8 * COPYING in the main directory of this source tree, or the NetLogic 9 * license below: 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in 19 * the documentation and/or other materials provided with the 20 * distribution. 21 * 22 * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 24 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 29 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 30 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 31 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 32 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #ifndef ASM_RMI_MSIDEF_H 36 #define ASM_RMI_MSIDEF_H 37 38 /* 39 * Constants for Intel APIC based MSI messages. 40 * Adapted for the RMI XLR using identical defines 41 */ 42 43 /* 44 * Shifts for MSI data 45 */ 46 47 #define MSI_DATA_VECTOR_SHIFT 0 48 #define MSI_DATA_VECTOR_MASK 0x000000ff 49 #define MSI_DATA_VECTOR(v) (((v) << MSI_DATA_VECTOR_SHIFT) & \ 50 MSI_DATA_VECTOR_MASK) 51 52 #define MSI_DATA_DELIVERY_MODE_SHIFT 8 53 #define MSI_DATA_DELIVERY_FIXED (0 << MSI_DATA_DELIVERY_MODE_SHIFT) 54 #define MSI_DATA_DELIVERY_LOWPRI (1 << MSI_DATA_DELIVERY_MODE_SHIFT) 55 56 #define MSI_DATA_LEVEL_SHIFT 14 57 #define MSI_DATA_LEVEL_DEASSERT (0 << MSI_DATA_LEVEL_SHIFT) 58 #define MSI_DATA_LEVEL_ASSERT (1 << MSI_DATA_LEVEL_SHIFT) 59 60 #define MSI_DATA_TRIGGER_SHIFT 15 61 #define MSI_DATA_TRIGGER_EDGE (0 << MSI_DATA_TRIGGER_SHIFT) 62 #define MSI_DATA_TRIGGER_LEVEL (1 << MSI_DATA_TRIGGER_SHIFT) 63 64 /* 65 * Shift/mask fields for msi address 66 */ 67 68 #define MSI_ADDR_BASE_HI 0 69 #define MSI_ADDR_BASE_LO 0xfee00000 70 71 #define MSI_ADDR_DEST_MODE_SHIFT 2 72 #define MSI_ADDR_DEST_MODE_PHYSICAL (0 << MSI_ADDR_DEST_MODE_SHIFT) 73 #define MSI_ADDR_DEST_MODE_LOGICAL (1 << MSI_ADDR_DEST_MODE_SHIFT) 74 75 #define MSI_ADDR_REDIRECTION_SHIFT 3 76 #define MSI_ADDR_REDIRECTION_CPU (0 << MSI_ADDR_REDIRECTION_SHIFT) 77 #define MSI_ADDR_REDIRECTION_LOWPRI (1 << MSI_ADDR_REDIRECTION_SHIFT) 78 79 #define MSI_ADDR_DEST_ID_SHIFT 12 80 #define MSI_ADDR_DEST_ID_MASK 0x00ffff0 81 #define MSI_ADDR_DEST_ID(dest) (((dest) << MSI_ADDR_DEST_ID_SHIFT) & \ 82 MSI_ADDR_DEST_ID_MASK) 83 84 #endif /* ASM_RMI_MSIDEF_H */