-
/*
* This file is part of the Palacios Virtual Machine Monitor developed
* by the V3VEE Project with funding from the United States National
#define VMCS_LINK_PTR_HIGH 0x00002801
#define GUEST_IA32_DEBUGCTL 0x00002802
#define GUEST_IA32_DEBUGCTL_HIGH 0x00002803
-
+#define GUEST_IA32_PERF_GLOBAL_CTRL 0x00002808
+#define GUEST_IA32_PERF_GLOBAL_CTRL_HIGH 0x00002809
/* 32 bit control fields */
#define PIN_VM_EXEC_CTRLS 0x00004000
//
+
+
/* 32 bit Read Only data fields */
#define VM_INSTR_ERROR 0x00004400
#define EXIT_REASON 0x00004402
-typedef void vmcs_t;
-
-
-
-
/* VMCS Exit QUALIFICATIONs */
struct VMExitIOQual {
uint32_t accessSize : 3; // (0: 1 Byte ;; 1: 2 Bytes ;; 3: 4 Bytes)
/* INTEL Manual: 20-4 vol 3B */
-struct vmcs_segment {
- uint16_t selector;
- uint32_t limit;
- addr_t baseAddr;
-
- struct {
- union {
- uint32_t value;
- struct {
- uint8_t type;
- uint32_t desc_type : 1;
- uint32_t dpl : 2;
- uint32_t present : 1;
- uint8_t rsvd1;
- uint32_t avail : 1;
- uint32_t long_mode : 1; // CS only (64 bit active), reserved otherwise
- uint32_t DB : 1;
- uint32_t granularity : 1;
- uint32_t unusable : 1;
- uint32_t rsvd2 : 15;
- } __attribute__((packed));
+struct vmcs_segment_access {
+ union {
+ uint32_t value;
+ struct {
+ uint32_t type : 4;
+ uint32_t desc_type : 1;
+ uint32_t dpl : 2;
+ uint32_t present : 1;
+ uint32_t rsvd1 : 4;
+ uint32_t avail : 1;
+ uint32_t long_mode : 1; // CS only (64 bit active), reserved otherwise
+ uint32_t DB : 1;
+ uint32_t granularity : 1;
+ uint32_t unusable : 1;
+ uint32_t rsvd2 : 15;
} __attribute__((packed));
- } __attribute__((packed)) access;
-};
-
-
-
-struct VMCSGuestStateArea {
- /* (1) Guest State Area */
- /* (1.1) Guest Register State */
- uint32_t cr0 ; // should be 64 bits?
- uint32_t cr3 ; // should be 64 bits?
- uint32_t cr4 ; // should be 64 bits?
- uint32_t dr7 ; // should be 64 bits?
- uint32_t rsp ; // should be 64 bits?
- uint32_t rip ; // should be 64 bits?
- uint32_t rflags ; // should be 64 bits?
-
-
- struct VMCSSegment cs ;
- struct VMCSSegment ss ;
- struct VMCSSegment ds ;
- struct VMCSSegment es ;
- struct VMCSSegment fs ;
- struct VMCSSegment gs ;
- struct VMCSSegment ldtr ;
- struct VMCSSegment tr ;
-
- struct VMCSSegment gdtr ;
- struct VMCSSegment idtr ;
-
- // MSRs
- uint64_t dbg_ctrl ;
- uint32_t sysenter_cs ;
- uint64_t sysenter_esp ; // should be 64 bits?
- uint64_t sysenter_eip ; // should be 64 bits?
-
- uint32_t smbase ;
-
- /* (1.2) Guest Non-register State */
- uint32_t activity ; /* (0=Active, 1=HLT, 2=Shutdown, 3=Wait-for-SIPI)
- (listed in MSR: IA32_VMX_MISC) */
+ } __attribute__((packed));
+}__attribute__((packed);;
- uint32_t interrupt_state ; // see Table 20-3 (page 20-6) INTEL MANUAL 3B
- uint64_t pending_dbg_exceptions ; // should be 64 bits?
- /* Table 20-4 page 20-8 INTEL MANUAL 3B */
-
- uint64_t vmcs_link ; // should be set to 0xffffffff_ffffffff
-};
-
-
-int CopyOutVMCSGuestStateArea(struct VMCSGuestStateArea * p);
-int CopyInVMCSGuestStateArea(struct VMCSGuestStateArea * p);
-
-
-
-struct VMCSHostStateArea {
- /* (2) Host State Area */
- addr_t cr0 ;
- addr_t cr3 ;
- addr_t cr4 ;
- addr_t rsp ;
- addr_t rip ;
-
- addr_t csSelector ;
- addr_t ssSelector ;
- addr_t dsSelector ;
- addr_t esSelector ;
- addr_t fsSelector ;
- addr_t gsSelector ;
- addr_t trSelector ;
-
- addr_t fsBaseAddr ;
- addr_t gsBaseAddr ;
- addr_t trBaseAddr ;
- addr_t gdtrBaseAddr ;
- addr_t idtrBaseAddr ;
-
-
- /* MSRs */
- uint32_t sysenter_cs ;
- addr_t sysenter_esp ;
- addr_t sysenter_eip ;
-
-};
+struct vmcs_interrupt_state {
+ uint32_t sti_blocking : 1;
+ uint32_t mov_ss_blocking : 1;
+ uint32_t smi_blocking : 1;
+ uint32_t nmi_blocking : 1;
+ uint32_t rsvd1 : 28;
+} __attribute__((packed));
-int CopyOutVMCSHostStateArea(struct VMCSHostStateArea *p);
-int CopyInVMCSHostStateArea(struct VMCSHostStateArea *p);
+struct vmcs_pending_debug {
+ uint32_t B0 : 1;
+ uint32_t B1 : 1;
+ uint32_t B2 : 1;
+ uint32_t B3 : 1;
+ uint32_t rsvd1 : 8;
+ uint32_t break_enabled : 1;
+ uint32_t rsvd2 : 1;
+ uint32_t bs : 1;
+ uint32_t rsvd3 : 50;
+} __attribute__((packed));
struct VMCSExecCtrlFields {
-struct VMCSData {
+typedef struct vmcs_data {
uint32_t revision ;
uint32_t abort ;
- uint32_t exitCtrlFlags;
- struct VMCSGuestStateArea guestStateArea ;
- struct VMCSHostStateArea hostStateArea ;
- struct VMCSExecCtrlFields execCtrlFields ;
- struct VMCSExitCtrlFields exitCtrlFields ;
- struct VMCSEntryCtrlFields entryCtrlFields ;
- struct VMCSExitInfoFields exitInfoFields ;
-};
+} __attribute__((packed)) vmcs_data_t;
int CopyOutVMCSData(struct VMCSData *p);
