1 #ifndef __ASM_IA64_KVM_H
2 #define __ASM_IA64_KVM_H
5 * kvm structure definitions for ia64
7 * Copyright (C) 2007 Xiantao Zhang <xiantao.zhang@intel.com>
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms and conditions of the GNU General Public License,
11 * version 2, as published by the Free Software Foundation.
13 * This program is distributed in the hope it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
18 * You should have received a copy of the GNU General Public License along with
19 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
20 * Place - Suite 330, Boston, MA 02111-1307 USA.
24 #include <linux/types.h>
25 #include <linux/ioctl.h>
27 /* Select x86 specific features in <linux/kvm.h> */
28 #define __KVM_HAVE_IOAPIC
29 #define __KVM_HAVE_DEVICE_ASSIGNMENT
31 /* Architectural interrupt line count. */
32 #define KVM_NR_INTERRUPTS 256
34 #define KVM_IOAPIC_NUM_PINS 48
36 struct kvm_ioapic_state {
48 __u8 delivery_status:1;
57 } redirtbl[KVM_IOAPIC_NUM_PINS];
60 #define KVM_IRQCHIP_PIC_MASTER 0
61 #define KVM_IRQCHIP_PIC_SLAVE 1
62 #define KVM_IRQCHIP_IOAPIC 2
64 #define KVM_CONTEXT_SIZE 8*1024
68 unsigned long bits[2];
69 long double __dummy; /* force 16-byte alignment */
75 char dummy[KVM_CONTEXT_SIZE];
79 unsigned long caller_unat;
82 unsigned long ar[128];
84 unsigned long cr[128];
89 struct kvm_fpreg fr[128];
96 unsigned long p : 1; /* 0 */
97 unsigned long rv1 : 1; /* 1 */
98 unsigned long ma : 3; /* 2-4 */
99 unsigned long a : 1; /* 5 */
100 unsigned long d : 1; /* 6 */
101 unsigned long pl : 2; /* 7-8 */
102 unsigned long ar : 3; /* 9-11 */
103 unsigned long ppn : 38; /* 12-49 */
104 unsigned long rv2 : 2; /* 50-51 */
105 unsigned long ed : 1; /* 52 */
106 unsigned long ig1 : 11; /* 53-63 */
109 unsigned long __rv1 : 53; /* 0-52 */
110 unsigned long contiguous : 1; /*53 */
111 unsigned long tc : 1; /* 54 TR or TC */
112 unsigned long cl : 1;
113 /* 55 I side or D side cache line */
114 unsigned long len : 4; /* 56-59 */
115 unsigned long io : 1; /* 60 entry is for io or not */
116 unsigned long nomap : 1;
117 /* 61 entry cann't be inserted into machine TLB.*/
118 unsigned long checked : 1;
119 /* 62 for VTLB/VHPT sanity check */
120 unsigned long invalid : 1;
121 /* 63 invalid entry */
123 unsigned long page_flags;
124 }; /* same for VHPT and TLB */
128 unsigned long rv3 : 2;
129 unsigned long ps : 6;
130 unsigned long key : 24;
131 unsigned long rv4 : 32;
137 unsigned long ig2 : 12;
138 unsigned long vpn : 49;
139 unsigned long vrn : 3;
144 unsigned long tag : 63;
145 unsigned long ti : 1;
150 struct thash_data *next;
152 unsigned long gpaddr;
161 unsigned long vgr[16];
162 unsigned long vbgr[16];
165 unsigned long vcpuid[5];
169 unsigned long vcr[128];
174 unsigned long rsv1[5];
176 unsigned long rsv2[7];
187 unsigned long rsv4[38];
192 unsigned long irr[4];
196 unsigned long rsv5[5];
199 unsigned long rsv6[46];
205 struct saved_vpd vpd;
208 unsigned long vmm_rr;
210 struct thash_data itrs[NITRS];
211 struct thash_data dtrs[NDTRS];
212 /* Bit is set if there is a tr/tc for the region. */
213 unsigned char itr_regions;
214 unsigned char dtr_regions;
215 unsigned char tc_regions;
218 unsigned long saved_itc;
219 unsigned long itc_check;
220 unsigned long timer_check;
221 unsigned long timer_pending;
222 unsigned long last_itc;
224 unsigned long vrr[8];
225 unsigned long ibr[8];
226 unsigned long dbr[8];
227 unsigned long insvc[4]; /* Interrupt in service. */
230 unsigned long metaphysical_rr0; /* from kvm_arch (so is pinned) */
231 unsigned long metaphysical_rr4; /* from kvm_arch (so is pinned) */
232 unsigned long metaphysical_saved_rr0; /* from kvm_arch */
233 unsigned long metaphysical_saved_rr4; /* from kvm_arch */
234 unsigned long fp_psr; /*used for lazy float register */
235 unsigned long saved_gp;
236 /*for phycial emulation */
238 union context saved_guest;
240 unsigned long reserved[64]; /* for future use */
249 #define KVM_IA64_VCPU_STACK_SHIFT 16
250 #define KVM_IA64_VCPU_STACK_SIZE (1UL << KVM_IA64_VCPU_STACK_SHIFT)
252 struct kvm_ia64_vcpu_stack {
253 unsigned char stack[KVM_IA64_VCPU_STACK_SIZE];
256 struct kvm_debug_exit_arch {
259 /* for KVM_SET_GUEST_DEBUG */
260 struct kvm_guest_debug_arch {