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3e71f88bc9
Maintain back mapping from irqchip/pin to gsi to speedup interrupt acknowledgment notifications. [avi: build fix on non-x86/ia64] Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
265 lines
6.1 KiB
C
265 lines
6.1 KiB
C
#ifndef __ASM_IA64_KVM_H
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#define __ASM_IA64_KVM_H
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/*
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* kvm structure definitions for ia64
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*
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* Copyright (C) 2007 Xiantao Zhang <xiantao.zhang@intel.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place - Suite 330, Boston, MA 02111-1307 USA.
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*
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*/
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#include <linux/types.h>
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#include <linux/ioctl.h>
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/* Select x86 specific features in <linux/kvm.h> */
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#define __KVM_HAVE_IOAPIC
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#define __KVM_HAVE_DEVICE_ASSIGNMENT
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/* Architectural interrupt line count. */
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#define KVM_NR_INTERRUPTS 256
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#define KVM_IOAPIC_NUM_PINS 48
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struct kvm_ioapic_state {
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__u64 base_address;
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__u32 ioregsel;
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__u32 id;
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__u32 irr;
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__u32 pad;
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union {
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__u64 bits;
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struct {
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__u8 vector;
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__u8 delivery_mode:3;
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__u8 dest_mode:1;
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__u8 delivery_status:1;
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__u8 polarity:1;
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__u8 remote_irr:1;
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__u8 trig_mode:1;
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__u8 mask:1;
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__u8 reserve:7;
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__u8 reserved[4];
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__u8 dest_id;
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} fields;
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} redirtbl[KVM_IOAPIC_NUM_PINS];
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};
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#define KVM_IRQCHIP_PIC_MASTER 0
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#define KVM_IRQCHIP_PIC_SLAVE 1
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#define KVM_IRQCHIP_IOAPIC 2
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#define KVM_NR_IRQCHIPS 3
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#define KVM_CONTEXT_SIZE 8*1024
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struct kvm_fpreg {
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union {
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unsigned long bits[2];
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long double __dummy; /* force 16-byte alignment */
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} u;
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};
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union context {
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/* 8K size */
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char dummy[KVM_CONTEXT_SIZE];
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struct {
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unsigned long psr;
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unsigned long pr;
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unsigned long caller_unat;
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unsigned long pad;
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unsigned long gr[32];
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unsigned long ar[128];
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unsigned long br[8];
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unsigned long cr[128];
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unsigned long rr[8];
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unsigned long ibr[8];
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unsigned long dbr[8];
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unsigned long pkr[8];
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struct kvm_fpreg fr[128];
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};
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};
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struct thash_data {
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union {
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struct {
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unsigned long p : 1; /* 0 */
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unsigned long rv1 : 1; /* 1 */
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unsigned long ma : 3; /* 2-4 */
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unsigned long a : 1; /* 5 */
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unsigned long d : 1; /* 6 */
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unsigned long pl : 2; /* 7-8 */
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unsigned long ar : 3; /* 9-11 */
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unsigned long ppn : 38; /* 12-49 */
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unsigned long rv2 : 2; /* 50-51 */
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unsigned long ed : 1; /* 52 */
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unsigned long ig1 : 11; /* 53-63 */
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};
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struct {
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unsigned long __rv1 : 53; /* 0-52 */
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unsigned long contiguous : 1; /*53 */
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unsigned long tc : 1; /* 54 TR or TC */
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unsigned long cl : 1;
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/* 55 I side or D side cache line */
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unsigned long len : 4; /* 56-59 */
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unsigned long io : 1; /* 60 entry is for io or not */
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unsigned long nomap : 1;
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/* 61 entry cann't be inserted into machine TLB.*/
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unsigned long checked : 1;
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/* 62 for VTLB/VHPT sanity check */
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unsigned long invalid : 1;
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/* 63 invalid entry */
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};
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unsigned long page_flags;
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}; /* same for VHPT and TLB */
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union {
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struct {
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unsigned long rv3 : 2;
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unsigned long ps : 6;
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unsigned long key : 24;
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unsigned long rv4 : 32;
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};
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unsigned long itir;
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};
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union {
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struct {
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unsigned long ig2 : 12;
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unsigned long vpn : 49;
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unsigned long vrn : 3;
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};
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unsigned long ifa;
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unsigned long vadr;
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struct {
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unsigned long tag : 63;
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unsigned long ti : 1;
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};
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unsigned long etag;
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};
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union {
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struct thash_data *next;
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unsigned long rid;
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unsigned long gpaddr;
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};
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};
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#define NITRS 8
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#define NDTRS 8
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struct saved_vpd {
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unsigned long vhpi;
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unsigned long vgr[16];
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unsigned long vbgr[16];
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unsigned long vnat;
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unsigned long vbnat;
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unsigned long vcpuid[5];
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unsigned long vpsr;
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unsigned long vpr;
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union {
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unsigned long vcr[128];
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struct {
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unsigned long dcr;
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unsigned long itm;
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unsigned long iva;
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unsigned long rsv1[5];
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unsigned long pta;
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unsigned long rsv2[7];
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unsigned long ipsr;
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unsigned long isr;
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unsigned long rsv3;
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unsigned long iip;
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unsigned long ifa;
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unsigned long itir;
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unsigned long iipa;
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unsigned long ifs;
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unsigned long iim;
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unsigned long iha;
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unsigned long rsv4[38];
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unsigned long lid;
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unsigned long ivr;
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unsigned long tpr;
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unsigned long eoi;
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unsigned long irr[4];
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unsigned long itv;
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unsigned long pmv;
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unsigned long cmcv;
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unsigned long rsv5[5];
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unsigned long lrr0;
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unsigned long lrr1;
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unsigned long rsv6[46];
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};
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};
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};
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struct kvm_regs {
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struct saved_vpd vpd;
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/*Arch-regs*/
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int mp_state;
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unsigned long vmm_rr;
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/* TR and TC. */
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struct thash_data itrs[NITRS];
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struct thash_data dtrs[NDTRS];
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/* Bit is set if there is a tr/tc for the region. */
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unsigned char itr_regions;
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unsigned char dtr_regions;
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unsigned char tc_regions;
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char irq_check;
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unsigned long saved_itc;
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unsigned long itc_check;
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unsigned long timer_check;
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unsigned long timer_pending;
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unsigned long last_itc;
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unsigned long vrr[8];
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unsigned long ibr[8];
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unsigned long dbr[8];
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unsigned long insvc[4]; /* Interrupt in service. */
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unsigned long xtp;
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unsigned long metaphysical_rr0; /* from kvm_arch (so is pinned) */
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unsigned long metaphysical_rr4; /* from kvm_arch (so is pinned) */
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unsigned long metaphysical_saved_rr0; /* from kvm_arch */
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unsigned long metaphysical_saved_rr4; /* from kvm_arch */
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unsigned long fp_psr; /*used for lazy float register */
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unsigned long saved_gp;
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/*for phycial emulation */
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union context saved_guest;
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unsigned long reserved[64]; /* for future use */
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};
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struct kvm_sregs {
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};
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struct kvm_fpu {
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};
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#define KVM_IA64_VCPU_STACK_SHIFT 16
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#define KVM_IA64_VCPU_STACK_SIZE (1UL << KVM_IA64_VCPU_STACK_SHIFT)
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struct kvm_ia64_vcpu_stack {
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unsigned char stack[KVM_IA64_VCPU_STACK_SIZE];
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};
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struct kvm_debug_exit_arch {
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};
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/* for KVM_SET_GUEST_DEBUG */
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struct kvm_guest_debug_arch {
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};
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#endif
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