debuggers.hg

view xen/include/public/arch-ia64/hvm/save.h @ 0:7d21f7218375

Exact replica of unstable on 051908 + README-this
author Mukesh Rathor
date Mon May 19 15:34:57 2008 -0700 (2008-05-19)
parents
children f875aaa791f0
line source
1 /******************************************************************************
2 * save_types.h
3 *
4 * Copyright (c) 2007 Isaku Yamahata <yamahata at valinux co jp>
5 * VA Linux Systems Japan K.K.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
23 #ifndef __XEN_PUBLIC_HVM_SAVE_IA64_H__
24 #define __XEN_PUBLIC_HVM_SAVE_IA64_H__
26 #include <public/hvm/save.h>
27 #include <public/arch-ia64.h>
29 /*
30 * Save/restore header: general info about the save file.
31 */
33 /* x86 uses 0x54381286 */
34 #define HVM_FILE_MAGIC 0x343641492f6e6558UL /* "Xen/IA64" */
35 #define HVM_FILE_VERSION 0x0000000000000001UL
37 struct hvm_save_header {
38 uint64_t magic; /* Must be HVM_FILE_MAGIC */
39 uint64_t version; /* File format version */
40 uint64_t changeset; /* Version of Xen that saved this file */
41 uint64_t cpuid[5]; /* CPUID[0x01][%eax] on the saving machine */
42 };
44 DECLARE_HVM_SAVE_TYPE(HEADER, 1, struct hvm_save_header);
46 /*
47 * CPU
48 */
49 struct hvm_hw_ia64_cpu {
50 uint64_t ipsr;
51 };
52 DECLARE_HVM_SAVE_TYPE(CPU, 2, struct hvm_hw_ia64_cpu);
54 /*
55 * CPU
56 */
57 struct hvm_hw_ia64_vpd {
58 struct vpd vpd;
59 };
60 DECLARE_HVM_SAVE_TYPE(VPD, 3, struct hvm_hw_ia64_vpd);
62 /*
63 * device dependency
64 * vacpi => viosapic => vlsapic
65 */
66 /*
67 * vlsapic
68 */
69 struct hvm_hw_ia64_vlsapic {
70 uint64_t insvc[4];
71 uint64_t vhpi; // ??? should this be saved in vpd
72 uint8_t xtp;
73 uint8_t pal_init_pending;
74 uint8_t pad[2];
75 };
76 DECLARE_HVM_SAVE_TYPE(VLSAPIC, 4, struct hvm_hw_ia64_vlsapic);
77 /* set
78 * unconditionaly set v->arch.irq_new_peding = 1
79 * unconditionaly set v->arch.irq_new_condition = 0
80 */
82 /*
83 * vtime
84 */
85 /* itc, itm, itv are saved by arch vcpu context */
86 struct hvm_hw_ia64_vtime {
87 uint64_t itc;
88 uint64_t itm;
90 uint64_t last_itc;
91 uint64_t pending;
92 };
93 DECLARE_HVM_SAVE_TYPE(VTIME, 5, struct hvm_hw_ia64_vtime);
94 /*
95 * calculate v->vtm.vtm_offset
96 * ??? Or should vtm_offset be set by leave_hypervisor_tail()?
97 * start vtm_timer if necessary by vtm_set_itm().
98 * ??? Or should vtm_timer be set by leave_hypervisor_tail()?
99 *
100 * ??? or should be done by schedule_tail()
101 * => schedule_tail() should do.
102 */
104 /*
105 * viosapic
106 */
107 #define VIOSAPIC_NUM_PINS 48
109 union viosapic_rte
110 {
111 uint64_t bits;
112 struct {
113 uint8_t vector;
115 uint8_t delivery_mode : 3;
116 uint8_t reserve1 : 1;
117 uint8_t delivery_status: 1;
118 uint8_t polarity : 1;
119 uint8_t reserve2 : 1;
120 uint8_t trig_mode : 1;
122 uint8_t mask : 1;
123 uint8_t reserve3 : 7;
125 uint8_t reserved[3];
126 uint16_t dest_id;
127 };
128 };
130 struct hvm_hw_ia64_viosapic {
131 uint64_t irr;
132 uint64_t isr;
133 uint32_t ioregsel;
134 uint32_t pad;
135 uint64_t lowest_vcpu_id;
136 uint64_t base_address;
137 union viosapic_rte redirtbl[VIOSAPIC_NUM_PINS];
138 };
139 DECLARE_HVM_SAVE_TYPE(VIOSAPIC, 6, struct hvm_hw_ia64_viosapic);
141 /*
142 * vacpi
143 * PM timer
144 */
145 struct vacpi_regs {
146 union {
147 struct {
148 uint32_t pm1a_sts:16;/* PM1a_EVT_BLK.PM1a_STS: status register */
149 uint32_t pm1a_en:16; /* PM1a_EVT_BLK.PM1a_EN: enable register */
150 };
151 uint32_t evt_blk;
152 };
153 uint32_t tmr_val; /* PM_TMR_BLK.TMR_VAL: 32bit free-running counter */
154 };
156 struct hvm_hw_ia64_vacpi {
157 struct vacpi_regs regs;
158 };
159 DECLARE_HVM_SAVE_TYPE(VACPI, 7, struct hvm_hw_ia64_vacpi);
160 /* update last_gtime and setup timer of struct vacpi */
162 /*
163 * opt_feature: identity mapping of region 4, 5 and 7.
164 * With the c/s 16396:d2935f9c217f of xen-ia64-devel.hg,
165 * opt_feature hypercall supports only region 4,5,7 identity mappings.
166 * structure hvm_hw_ia64_identity_mappings only supports them.
167 * The new structure, struct hvm_hw_ia64_identity_mappings, is created to
168 * avoid to keep up with change of the xen/ia64 internal structure, struct
169 * opt_feature.
170 *
171 * If it is enhanced in the future, new structure will be created.
172 */
173 struct hvm_hw_ia64_identity_mapping {
174 uint64_t on; /* on/off */
175 uint64_t pgprot; /* The page protection bit mask of the pte. */
176 uint64_t key; /* A protection key. */
177 };
179 struct hvm_hw_ia64_identity_mappings {
180 struct hvm_hw_ia64_identity_mapping im_reg4;/* Region 4 identity mapping */
181 struct hvm_hw_ia64_identity_mapping im_reg5;/* Region 5 identity mapping */
182 struct hvm_hw_ia64_identity_mapping im_reg7;/* Region 7 identity mapping */
183 };
184 DECLARE_HVM_SAVE_TYPE(OPT_FEATURE_IDENTITY_MAPPINGS, 8, struct hvm_hw_ia64_identity_mappings);
186 /*
187 * Largest type-code in use
188 */
189 #define HVM_SAVE_CODE_MAX 8
191 #endif /* __XEN_PUBLIC_HVM_SAVE_IA64_H__ */
193 /*
194 * Local variables:
195 * mode: C
196 * c-set-style: "BSD"
197 * c-basic-offset: 4
198 * tab-width: 4
199 * indent-tabs-mode: nil
200 * End:
201 */