2 * This file is part of the Palacios Virtual Machine Monitor developed
3 * by the V3VEE Project with funding from the United States National
4 * Science Foundation and the Department of Energy.
6 * The V3VEE Project is a joint project between Northwestern University
7 * and the University of New Mexico. You can find out more at
10 * Copyright (c) 2008, Peter Dinda <pdinda@northwestern.edu>
11 * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu>
12 * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
13 * All rights reserved.
15 * Author: Peter Dinda <pdinda@northwestern.edu>
16 * Jack Lange <jarusl@cs.northwestern.edu>
18 * This is free software. You are permitted to use,
19 * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
29 #include <palacios/vmm_types.h>
30 #include <palacios/vm_guest.h>
32 /* VM-Exit Controls */
33 /* INTEL MANUAL: 20-16 vol. 3B */
34 #define HOST_ADDR_SPACE_SIZE 0x00000200
35 #define ACK_IRQ_ON_EXIT 0x00008000
37 /* Control register exit masks */
38 #define CR4_VMXE 0x00002000
40 int v3_load_vmcs_guest_state(struct guest_info * info);
41 int v3_update_vmcs_guest_state(struct guest_info * info);
42 int v3_update_vmcs_host_state(struct guest_info * info);
43 int v3_update_vmcs_ctrl_fields(struct guest_info * info);
47 VMCS_GUEST_ES_SELECTOR = 0x00000800,
48 VMCS_GUEST_CS_SELECTOR = 0x00000802,
49 VMCS_GUEST_SS_SELECTOR = 0x00000804,
50 VMCS_GUEST_DS_SELECTOR = 0x00000806,
51 VMCS_GUEST_FS_SELECTOR = 0x00000808,
52 VMCS_GUEST_GS_SELECTOR = 0x0000080A,
53 VMCS_GUEST_LDTR_SELECTOR = 0x0000080C,
54 VMCS_GUEST_TR_SELECTOR = 0x0000080E,
55 /* 16 bit host state */
56 VMCS_HOST_ES_SELECTOR = 0x00000C00,
57 VMCS_HOST_CS_SELECTOR = 0x00000C02,
58 VMCS_HOST_SS_SELECTOR = 0x00000C04,
59 VMCS_HOST_DS_SELECTOR = 0x00000C06,
60 VMCS_HOST_FS_SELECTOR = 0x00000C08,
61 VMCS_HOST_GS_SELECTOR = 0x00000C0A,
62 VMCS_HOST_TR_SELECTOR = 0x00000C0C,
63 /* 64 bit control fields */
64 VMCS_IO_BITMAP_A_ADDR = 0x00002000,
65 VMCS_IO_BITMAP_A_ADDR_HIGH = 0x00002001,
66 VMCS_IO_BITMAP_B_ADDR = 0x00002002,
67 VMCS_IO_BITMAP_B_ADDR_HIGH = 0x00002003,
68 VMCS_MSR_BITMAP = 0x00002004,
69 VMCS_MSR_BITMAP_HIGH = 0x00002005,
70 VMCS_EXIT_MSR_STORE_ADDR = 0x00002006,
71 VMCS_EXIT_MSR_STORE_ADDR_HIGH = 0x00002007,
72 VMCS_EXIT_MSR_LOAD_ADDR = 0x00002008,
73 VMCS_EXIT_MSR_LOAD_ADDR_HIGH = 0x00002009,
74 VMCS_ENTRY_MSR_LOAD_ADDR = 0x0000200A,
75 VMCS_ENTRY_MSR_LOAD_ADDR_HIGH = 0x0000200B,
76 VMCS_EXEC_PTR = 0x0000200C,
77 VMCS_EXEC_PTR_HIGH = 0x0000200D,
78 VMCS_TSC_OFFSET = 0x00002010,
79 VMCS_TSC_OFFSET_HIGH = 0x00002011,
80 VMCS_VAPIC_ADDR = 0x00002012,
81 VMCS_VAPIC_ADDR_HIGH = 0x00002013,
82 VMCS_APIC_ACCESS_ADDR = 0x00002014,
83 VMCS_APIC_ACCESS_ADDR_HIGH = 0x00002015,
84 /* 64 bit guest state fields */
85 VMCS_LINK_PTR = 0x00002800,
86 VMCS_LINK_PTR_HIGH = 0x00002801,
87 VMCS_GUEST_DBG_CTL = 0x00002802,
88 VMCS_GUEST_DBG_CTL_HIGH = 0x00002803,
89 VMCS_GUEST_EFER = 0x00002805,
90 VMCS_GUEST_EFER_HIGH = 0x00002807,
91 VMCS_GUEST_PERF_GLOBAL_CTRL = 0x00002808,
92 VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH = 0x00002809,
94 VMCS_HOST_PERF_GLOBAL_CTRL = 0x00002c04,
95 VMCS_HOST_PERF_GLOBAL_CTRL_HIGH = 0x00002c05,
96 /* 32 bit control fields */
97 VMCS_PIN_CTRLS = 0x00004000,
98 VMCS_PROC_CTRLS = 0x00004002,
99 VMCS_EXCP_BITMAP = 0x00004004,
100 VMCS_PG_FAULT_ERR_MASK = 0x00004006,
101 VMCS_PG_FAULT_ERR_MATCH = 0x00004008,
102 VMCS_CR3_TGT_CNT = 0x0000400A,
103 VMCS_EXIT_CTRLS = 0x0000400C,
104 VMCS_EXIT_MSR_STORE_CNT = 0x0000400E,
105 VMCS_EXIT_MSR_LOAD_CNT = 0x00004010,
106 VMCS_ENTRY_CTRLS = 0x00004012,
107 VMCS_ENTRY_MSR_LOAD_CNT = 0x00004014,
108 VMCS_ENTRY_INT_INFO = 0x00004016,
109 VMCS_ENTRY_EXCP_ERR = 0x00004018,
110 VMCS_ENTRY_INSTR_LEN = 0x0000401A,
111 VMCS_TPR_THRESHOLD = 0x0000401C,
112 VMCS_SEC_PROC_CTRLS = 0x0000401e,
113 /* 32 bit Read Only data fields */
114 VMCS_INSTR_ERR = 0x00004400,
115 VMCS_EXIT_REASON = 0x00004402,
116 VMCS_EXIT_INT_INFO = 0x00004404,
117 VMCS_EXIT_INT_ERR = 0x00004406,
118 VMCS_IDT_VECTOR_INFO = 0x00004408,
119 VMCS_IDT_VECTOR_ERR = 0x0000440A,
120 VMCS_EXIT_INSTR_LEN = 0x0000440C,
121 VMCS_EXIT_INSTR_INFO = 0x0000440E,
122 /* 32 bit Guest state fields */
123 VMCS_GUEST_ES_LIMIT = 0x00004800,
124 VMCS_GUEST_CS_LIMIT = 0x00004802,
125 VMCS_GUEST_SS_LIMIT = 0x00004804,
126 VMCS_GUEST_DS_LIMIT = 0x00004806,
127 VMCS_GUEST_FS_LIMIT = 0x00004808,
128 VMCS_GUEST_GS_LIMIT = 0x0000480A,
129 VMCS_GUEST_LDTR_LIMIT = 0x0000480C,
130 VMCS_GUEST_TR_LIMIT = 0x0000480E,
131 VMCS_GUEST_GDTR_LIMIT = 0x00004810,
132 VMCS_GUEST_IDTR_LIMIT = 0x00004812,
133 VMCS_GUEST_ES_ACCESS = 0x00004814,
134 VMCS_GUEST_CS_ACCESS = 0x00004816,
135 VMCS_GUEST_SS_ACCESS = 0x00004818,
136 VMCS_GUEST_DS_ACCESS = 0x0000481A,
137 VMCS_GUEST_FS_ACCESS = 0x0000481C,
138 VMCS_GUEST_GS_ACCESS = 0x0000481E,
139 VMCS_GUEST_LDTR_ACCESS = 0x00004820,
140 VMCS_GUEST_TR_ACCESS = 0x00004822,
141 VMCS_GUEST_INT_STATE = 0x00004824,
142 VMCS_GUEST_ACTIVITY_STATE = 0x00004826,
143 VMCS_GUEST_SMBASE = 0x00004828,
144 VMCS_GUEST_SYSENTER_CS = 0x0000482A,
145 /* 32 bit host state field */
146 VMCS_HOST_SYSENTER_CS = 0x00004C00,
147 /* Natural Width Control Fields */
148 VMCS_CR0_MASK = 0x00006000,
149 VMCS_CR4_MASK = 0x00006002,
150 VMCS_CR0_READ_SHDW = 0x00006004,
151 VMCS_CR4_READ_SHDW = 0x00006006,
152 VMCS_CR3_TGT_VAL_0 = 0x00006008,
153 VMCS_CR3_TGT_VAL_1 = 0x0000600A,
154 VMCS_CR3_TGT_VAL_2 = 0x0000600C,
155 VMCS_CR3_TGT_VAL_3 = 0x0000600E,
156 /* Natural Width Read Only Fields */
157 VMCS_EXIT_QUAL = 0x00006400,
158 VMCS_IO_RCX = 0x00006402,
159 VMCS_IO_RSI = 0x00006404,
160 VMCS_IO_RDI = 0x00006406,
161 VMCS_IO_RIP = 0x00006408,
162 VMCS_GUEST_LINEAR_ADDR = 0x0000640A,
163 /* Natural Width Guest State Fields */
164 VMCS_GUEST_CR0 = 0x00006800,
165 VMCS_GUEST_CR3 = 0x00006802,
166 VMCS_GUEST_CR4 = 0x00006804,
167 VMCS_GUEST_ES_BASE = 0x00006806,
168 VMCS_GUEST_CS_BASE = 0x00006808,
169 VMCS_GUEST_SS_BASE = 0x0000680A,
170 VMCS_GUEST_DS_BASE = 0x0000680C,
171 VMCS_GUEST_FS_BASE = 0x0000680E,
172 VMCS_GUEST_GS_BASE = 0x00006810,
173 VMCS_GUEST_LDTR_BASE = 0x00006812,
174 VMCS_GUEST_TR_BASE = 0x00006814,
175 VMCS_GUEST_GDTR_BASE = 0x00006816,
176 VMCS_GUEST_IDTR_BASE = 0x00006818,
177 VMCS_GUEST_DR7 = 0x0000681A,
178 VMCS_GUEST_RSP = 0x0000681C,
179 VMCS_GUEST_RIP = 0x0000681E,
180 VMCS_GUEST_RFLAGS = 0x00006820,
181 VMCS_GUEST_PENDING_DBG_EXCP = 0x00006822,
182 VMCS_GUEST_SYSENTER_ESP = 0x00006824,
183 VMCS_GUEST_SYSENTER_EIP = 0x00006826,
184 /* Natural Width Host State Fields */
185 VMCS_HOST_CR0 = 0x00006C00,
186 VMCS_HOST_CR3 = 0x00006C02,
187 VMCS_HOST_CR4 = 0x00006C04,
188 VMCS_HOST_FS_BASE = 0x00006C06,
189 VMCS_HOST_GS_BASE = 0x00006C08,
190 VMCS_HOST_TR_BASE = 0x00006C0A,
191 VMCS_HOST_GDTR_BASE = 0x00006C0C,
192 VMCS_HOST_IDTR_BASE = 0x00006C0E,
193 VMCS_HOST_SYSENTER_ESP = 0x00006C10,
194 VMCS_HOST_SYSENTER_EIP = 0x00006C12,
195 VMCS_HOST_RSP = 0x00006C14,
196 VMCS_HOST_RIP = 0x00006C16,
201 struct vmx_exception_bitmap {
205 uint_t de : 1; // (0) divide by zero
206 uint_t db : 1; // (1) Debug
207 uint_t nmi : 1; // (2) Non-maskable interrupt
208 uint_t bp : 1; // (3) Breakpoint
209 uint_t of : 1; // (4) Overflow
210 uint_t br : 1; // (5) Bound-Range
211 uint_t ud : 1; // (6) Invalid-Opcode
212 uint_t nm : 1; // (7) Device-not-available
213 uint_t df : 1; // (8) Double Fault
215 uint_t ts : 1; // (10) Invalid TSS
216 uint_t np : 1; // (11) Segment-not-present
217 uint_t ss : 1; // (12) Stack
218 uint_t gp : 1; // (13) General Protection Fault
219 uint_t pf : 1; // (14) Page fault
221 uint_t mf : 1; // (15) Floating point exception
222 uint_t ac : 1; // (16) Alignment-check
223 uint_t mc : 1; // (17) Machine Check
224 uint_t xf : 1; // (18) SIMD floating-point
235 uint_t sx : 1; // (30) Security Exception
237 } __attribute__ ((packed));
238 } __attribute__ ((packed));
239 } __attribute__((packed));
244 /* Segment Selector Access Rights (32 bits) */
245 /* INTEL Manual: 20-4 vol 3B */
246 struct vmcs_segment_access {
251 uint32_t desc_type : 1;
253 uint32_t present : 1;
256 uint32_t long_mode : 1; // CS only (64 bit active), reserved otherwise
258 uint32_t granularity : 1;
259 uint32_t unusable : 1;
261 } __attribute__((packed));
262 } __attribute__((packed));
263 }__attribute__((packed));
266 struct vmcs_interrupt_state {
267 uint32_t sti_blocking : 1;
268 uint32_t mov_ss_blocking : 1;
269 uint32_t smi_blocking : 1;
270 uint32_t nmi_blocking : 1;
272 } __attribute__((packed));
279 } __attribute__((packed));
283 int v3_vmcs_get_field_len(vmcs_field_t field);
285 const char * v3_vmcs_field_to_str(vmcs_field_t field);
287 void v3_print_vmcs();
290 #endif // ! __V3VEE__