Root/arch/ia64/kvm/vti.h

1/*
2 * vti.h: prototype for generial vt related interface
3 * Copyright (c) 2004, Intel Corporation.
4 *
5 * Xuefei Xu (Anthony Xu) (anthony.xu@intel.com)
6 * Fred Yang (fred.yang@intel.com)
7 * Kun Tian (Kevin Tian) (kevin.tian@intel.com)
8 *
9 * Copyright (c) 2007, Intel Corporation.
10 * Zhang xiantao <xiantao.zhang@intel.com>
11 *
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms and conditions of the GNU General Public License,
14 * version 2, as published by the Free Software Foundation.
15 *
16 * This program is distributed in the hope it will be useful, but WITHOUT
17 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
19 * more details.
20 *
21 * You should have received a copy of the GNU General Public License along with
22 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
23 * Place - Suite 330, Boston, MA 02111-1307 USA.
24 */
25#ifndef _KVM_VT_I_H
26#define _KVM_VT_I_H
27
28#ifndef __ASSEMBLY__
29#include <asm/page.h>
30
31#include <linux/kvm_host.h>
32
33/* define itr.i and itr.d in ia64_itr function */
34#define ITR 0x01
35#define DTR 0x02
36#define IaDTR 0x03
37
38#define IA64_TR_VMM 6 /*itr6, dtr6 : maps vmm code, vmbuffer*/
39#define IA64_TR_VM_DATA 7 /*dtr7 : maps current vm data*/
40
41#define RR6 (6UL<<61)
42#define RR7 (7UL<<61)
43
44
45/* config_options in pal_vp_init_env */
46#define VP_INITIALIZE 1UL
47#define VP_FR_PMC 1UL<<1
48#define VP_OPCODE 1UL<<8
49#define VP_CAUSE 1UL<<9
50#define VP_FW_ACC 1UL<<63
51
52/* init vp env with initializing vm_buffer */
53#define VP_INIT_ENV_INITALIZE (VP_INITIALIZE | VP_FR_PMC |\
54    VP_OPCODE | VP_CAUSE | VP_FW_ACC)
55/* init vp env without initializing vm_buffer */
56#define VP_INIT_ENV VP_FR_PMC | VP_OPCODE | VP_CAUSE | VP_FW_ACC
57
58#define PAL_VP_CREATE 265
59/* Stacked Virt. Initializes a new VPD for the operation of
60 * a new virtual processor in the virtual environment.
61 */
62#define PAL_VP_ENV_INFO 266
63/*Stacked Virt. Returns the parameters needed to enter a virtual environment.*/
64#define PAL_VP_EXIT_ENV 267
65/*Stacked Virt. Allows a logical processor to exit a virtual environment.*/
66#define PAL_VP_INIT_ENV 268
67/*Stacked Virt. Allows a logical processor to enter a virtual environment.*/
68#define PAL_VP_REGISTER 269
69/*Stacked Virt. Register a different host IVT for the virtual processor.*/
70#define PAL_VP_RESUME 270
71/* Renamed from PAL_VP_RESUME */
72#define PAL_VP_RESTORE 270
73/*Stacked Virt. Resumes virtual processor operation on the logical processor.*/
74#define PAL_VP_SUSPEND 271
75/* Renamed from PAL_VP_SUSPEND */
76#define PAL_VP_SAVE 271
77/* Stacked Virt. Suspends operation for the specified virtual processor on
78 * the logical processor.
79 */
80#define PAL_VP_TERMINATE 272
81/* Stacked Virt. Terminates operation for the specified virtual processor.*/
82
83union vac {
84    unsigned long value;
85    struct {
86        int a_int:1;
87        int a_from_int_cr:1;
88        int a_to_int_cr:1;
89        int a_from_psr:1;
90        int a_from_cpuid:1;
91        int a_cover:1;
92        int a_bsw:1;
93        long reserved:57;
94    };
95};
96
97union vdc {
98    unsigned long value;
99    struct {
100        int d_vmsw:1;
101        int d_extint:1;
102        int d_ibr_dbr:1;
103        int d_pmc:1;
104        int d_to_pmd:1;
105        int d_itm:1;
106        long reserved:58;
107    };
108};
109
110struct vpd {
111    union vac vac;
112    union vdc vdc;
113    unsigned long virt_env_vaddr;
114    unsigned long reserved1[29];
115    unsigned long vhpi;
116    unsigned long reserved2[95];
117    unsigned long vgr[16];
118    unsigned long vbgr[16];
119    unsigned long vnat;
120    unsigned long vbnat;
121    unsigned long vcpuid[5];
122    unsigned long reserved3[11];
123    unsigned long vpsr;
124    unsigned long vpr;
125    unsigned long reserved4[76];
126    union {
127        unsigned long vcr[128];
128        struct {
129            unsigned long dcr;
130            unsigned long itm;
131            unsigned long iva;
132            unsigned long rsv1[5];
133            unsigned long pta;
134            unsigned long rsv2[7];
135            unsigned long ipsr;
136            unsigned long isr;
137            unsigned long rsv3;
138            unsigned long iip;
139            unsigned long ifa;
140            unsigned long itir;
141            unsigned long iipa;
142            unsigned long ifs;
143            unsigned long iim;
144            unsigned long iha;
145            unsigned long rsv4[38];
146            unsigned long lid;
147            unsigned long ivr;
148            unsigned long tpr;
149            unsigned long eoi;
150            unsigned long irr[4];
151            unsigned long itv;
152            unsigned long pmv;
153            unsigned long cmcv;
154            unsigned long rsv5[5];
155            unsigned long lrr0;
156            unsigned long lrr1;
157            unsigned long rsv6[46];
158        };
159    };
160    unsigned long reserved5[128];
161    unsigned long reserved6[3456];
162    unsigned long vmm_avail[128];
163    unsigned long reserved7[4096];
164};
165
166#define PAL_PROC_VM_BIT (1UL << 40)
167#define PAL_PROC_VMSW_BIT (1UL << 54)
168
169static inline s64 ia64_pal_vp_env_info(u64 *buffer_size,
170        u64 *vp_env_info)
171{
172    struct ia64_pal_retval iprv;
173    PAL_CALL_STK(iprv, PAL_VP_ENV_INFO, 0, 0, 0);
174    *buffer_size = iprv.v0;
175    *vp_env_info = iprv.v1;
176    return iprv.status;
177}
178
179static inline s64 ia64_pal_vp_exit_env(u64 iva)
180{
181    struct ia64_pal_retval iprv;
182
183    PAL_CALL_STK(iprv, PAL_VP_EXIT_ENV, (u64)iva, 0, 0);
184    return iprv.status;
185}
186
187static inline s64 ia64_pal_vp_init_env(u64 config_options, u64 pbase_addr,
188            u64 vbase_addr, u64 *vsa_base)
189{
190    struct ia64_pal_retval iprv;
191
192    PAL_CALL_STK(iprv, PAL_VP_INIT_ENV, config_options, pbase_addr,
193            vbase_addr);
194    *vsa_base = iprv.v0;
195
196    return iprv.status;
197}
198
199static inline s64 ia64_pal_vp_restore(u64 *vpd, u64 pal_proc_vector)
200{
201    struct ia64_pal_retval iprv;
202
203    PAL_CALL_STK(iprv, PAL_VP_RESTORE, (u64)vpd, pal_proc_vector, 0);
204
205    return iprv.status;
206}
207
208static inline s64 ia64_pal_vp_save(u64 *vpd, u64 pal_proc_vector)
209{
210    struct ia64_pal_retval iprv;
211
212    PAL_CALL_STK(iprv, PAL_VP_SAVE, (u64)vpd, pal_proc_vector, 0);
213
214    return iprv.status;
215}
216
217#endif
218
219/*VPD field offset*/
220#define VPD_VAC_START_OFFSET 0
221#define VPD_VDC_START_OFFSET 8
222#define VPD_VHPI_START_OFFSET 256
223#define VPD_VGR_START_OFFSET 1024
224#define VPD_VBGR_START_OFFSET 1152
225#define VPD_VNAT_START_OFFSET 1280
226#define VPD_VBNAT_START_OFFSET 1288
227#define VPD_VCPUID_START_OFFSET 1296
228#define VPD_VPSR_START_OFFSET 1424
229#define VPD_VPR_START_OFFSET 1432
230#define VPD_VRSE_CFLE_START_OFFSET 1440
231#define VPD_VCR_START_OFFSET 2048
232#define VPD_VTPR_START_OFFSET 2576
233#define VPD_VRR_START_OFFSET 3072
234#define VPD_VMM_VAIL_START_OFFSET 31744
235
236/*Virtualization faults*/
237
238#define EVENT_MOV_TO_AR 1
239#define EVENT_MOV_TO_AR_IMM 2
240#define EVENT_MOV_FROM_AR 3
241#define EVENT_MOV_TO_CR 4
242#define EVENT_MOV_FROM_CR 5
243#define EVENT_MOV_TO_PSR 6
244#define EVENT_MOV_FROM_PSR 7
245#define EVENT_ITC_D 8
246#define EVENT_ITC_I 9
247#define EVENT_MOV_TO_RR 10
248#define EVENT_MOV_TO_DBR 11
249#define EVENT_MOV_TO_IBR 12
250#define EVENT_MOV_TO_PKR 13
251#define EVENT_MOV_TO_PMC 14
252#define EVENT_MOV_TO_PMD 15
253#define EVENT_ITR_D 16
254#define EVENT_ITR_I 17
255#define EVENT_MOV_FROM_RR 18
256#define EVENT_MOV_FROM_DBR 19
257#define EVENT_MOV_FROM_IBR 20
258#define EVENT_MOV_FROM_PKR 21
259#define EVENT_MOV_FROM_PMC 22
260#define EVENT_MOV_FROM_CPUID 23
261#define EVENT_SSM 24
262#define EVENT_RSM 25
263#define EVENT_PTC_L 26
264#define EVENT_PTC_G 27
265#define EVENT_PTC_GA 28
266#define EVENT_PTR_D 29
267#define EVENT_PTR_I 30
268#define EVENT_THASH 31
269#define EVENT_TTAG 32
270#define EVENT_TPA 33
271#define EVENT_TAK 34
272#define EVENT_PTC_E 35
273#define EVENT_COVER 36
274#define EVENT_RFI 37
275#define EVENT_BSW_0 38
276#define EVENT_BSW_1 39
277#define EVENT_VMSW 40
278
279/**PAL virtual services offsets */
280#define PAL_VPS_RESUME_NORMAL 0x0000
281#define PAL_VPS_RESUME_HANDLER 0x0400
282#define PAL_VPS_SYNC_READ 0x0800
283#define PAL_VPS_SYNC_WRITE 0x0c00
284#define PAL_VPS_SET_PENDING_INTERRUPT 0x1000
285#define PAL_VPS_THASH 0x1400
286#define PAL_VPS_TTAG 0x1800
287#define PAL_VPS_RESTORE 0x1c00
288#define PAL_VPS_SAVE 0x2000
289
290#endif/* _VT_I_H*/
291

Archive Download this file



interactive