X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fvmcs.c;h=aa25f5e18b2dca90b113882ca95279ce7c14066e;hb=e058c75f238c6662f6ae1cd517bbca030cc130ab;hp=68bec9174e5d15eb6ff6f43aefbf9e7247b91062;hpb=56f8088296ee4116a4811a2f4f843edd80a7748d;p=palacios.git diff --git a/palacios/src/palacios/vmcs.c b/palacios/src/palacios/vmcs.c index 68bec91..aa25f5e 100644 --- a/palacios/src/palacios/vmcs.c +++ b/palacios/src/palacios/vmcs.c @@ -1,5 +1,21 @@ -/* (c) 2008, Jack Lange */ -/* (c) 2008, The V3VEE Project */ +/* + * This file is part of the Palacios Virtual Machine Monitor developed + * by the V3VEE Project with funding from the United States National + * Science Foundation and the Department of Energy. + * + * The V3VEE Project is a joint project between Northwestern University + * and the University of New Mexico. You can find out more at + * http://www.v3vee.org + * + * Copyright (c) 2008, Jack Lange + * Copyright (c) 2008, The V3VEE Project + * All rights reserved. + * + * Author: Jack Lange + * + * This is free software. You are permitted to use, + * redistribute, and modify it as specified in the file "V3VEE_LICENSE". + */ #include @@ -11,407 +27,133 @@ // -#define CHK_VMCS_READ(tag, val) {if (VMCS_READ(tag, val) != 0) return -1;} -#define CHK_VMCS_WRITE(tag, val) {if (VMCS_WRITE(tag, val) != 0) return -1;} - - - -int CopyOutVMCSGuestStateArea(struct VMCSGuestStateArea *p) { - CHK_VMCS_READ(GUEST_CR0, &(p->cr0)); - CHK_VMCS_READ(GUEST_CR3, &(p->cr3)); - CHK_VMCS_READ(GUEST_CR4, &(p->cr4)); - CHK_VMCS_READ(GUEST_DR7, &(p->dr7)); - CHK_VMCS_READ(GUEST_RSP, &(p->rsp)); - CHK_VMCS_READ(GUEST_RIP, &(p->rip)); - CHK_VMCS_READ(GUEST_RFLAGS, &(p->rflags)); - CHK_VMCS_READ(VMCS_GUEST_CS_SELECTOR, &(p->cs.selector)); - CHK_VMCS_READ(VMCS_GUEST_SS_SELECTOR, &(p->ss.selector)); - CHK_VMCS_READ(VMCS_GUEST_DS_SELECTOR, &(p->ds.selector)); - CHK_VMCS_READ(VMCS_GUEST_ES_SELECTOR, &(p->es.selector)); - CHK_VMCS_READ(VMCS_GUEST_FS_SELECTOR, &(p->fs.selector)); - CHK_VMCS_READ(VMCS_GUEST_GS_SELECTOR, &(p->gs.selector)); - CHK_VMCS_READ(VMCS_GUEST_LDTR_SELECTOR, &(p->ldtr.selector)); - CHK_VMCS_READ(VMCS_GUEST_TR_SELECTOR, &(p->tr.selector)); - CHK_VMCS_READ(GUEST_CS_BASE, &(p->cs.baseAddr)); - CHK_VMCS_READ(GUEST_SS_BASE, &(p->ss.baseAddr)); - CHK_VMCS_READ(GUEST_DS_BASE, &(p->ds.baseAddr)); - CHK_VMCS_READ(GUEST_ES_BASE, &(p->es.baseAddr)); - CHK_VMCS_READ(GUEST_FS_BASE, &(p->fs.baseAddr)); - CHK_VMCS_READ(GUEST_GS_BASE, &(p->gs.baseAddr)); - CHK_VMCS_READ(GUEST_LDTR_BASE, &(p->ldtr.baseAddr)); - CHK_VMCS_READ(GUEST_TR_BASE, &(p->tr.baseAddr)); - CHK_VMCS_READ(GUEST_CS_LIMIT, &(p->cs.limit)); - CHK_VMCS_READ(GUEST_SS_LIMIT, &(p->ss.limit)); - CHK_VMCS_READ(GUEST_DS_LIMIT, &(p->ds.limit)); - CHK_VMCS_READ(GUEST_ES_LIMIT, &(p->es.limit)); - CHK_VMCS_READ(GUEST_FS_LIMIT, &(p->fs.limit)); - CHK_VMCS_READ(GUEST_GS_LIMIT, &(p->gs.limit)); - CHK_VMCS_READ(GUEST_LDTR_LIMIT, &(p->ldtr.limit)); - CHK_VMCS_READ(GUEST_TR_LIMIT, &(p->tr.limit)); - CHK_VMCS_READ(GUEST_CS_ACCESS, &(p->cs.access)); - CHK_VMCS_READ(GUEST_SS_ACCESS, &(p->ss.access)); - CHK_VMCS_READ(GUEST_DS_ACCESS, &(p->ds.access)); - CHK_VMCS_READ(GUEST_ES_ACCESS, &(p->es.access)); - CHK_VMCS_READ(GUEST_FS_ACCESS, &(p->fs.access)); - CHK_VMCS_READ(GUEST_GS_ACCESS, &(p->gs.access)); - CHK_VMCS_READ(GUEST_LDTR_ACCESS, &(p->ldtr.access)); - CHK_VMCS_READ(GUEST_TR_ACCESS, &(p->tr.access)); - CHK_VMCS_READ(GUEST_GDTR_BASE, &(p->gdtr.baseAddr)); - CHK_VMCS_READ(GUEST_IDTR_BASE, &(p->idtr.baseAddr)); - CHK_VMCS_READ(GUEST_GDTR_LIMIT, &(p->gdtr.limit)); - CHK_VMCS_READ(GUEST_IDTR_LIMIT, &(p->idtr.limit)); - CHK_VMCS_READ(GUEST_IA32_DEBUGCTL, &(p->dbg_ctrl)); - CHK_VMCS_READ(GUEST_IA32_DEBUGCTL_HIGH, ((char *)&(p->dbg_ctrl)) + 4); - CHK_VMCS_READ(GUEST_IA32_SYSENTER_CS, &(p->sysenter_cs)); - CHK_VMCS_READ(GUEST_IA32_SYSENTER_ESP, &(p->sysenter_esp)); - CHK_VMCS_READ(GUEST_IA32_SYSENTER_EIP, &(p->sysenter_eip)); - CHK_VMCS_READ(GUEST_SMBASE, &(p->smbase)); - - CHK_VMCS_READ(GUEST_ACTIVITY_STATE, &(p->activity)); - CHK_VMCS_READ(GUEST_INT_STATE, &(p->interrupt_state)); - CHK_VMCS_READ(GUEST_PENDING_DEBUG_EXCS, &(p->pending_dbg_exceptions)); - CHK_VMCS_READ(VMCS_LINK_PTR, &(p->vmcs_link)); - CHK_VMCS_READ(VMCS_LINK_PTR_HIGH, ((char *)&(p->vmcs_link)) + 4); - return 0; +static inline void print_vmcs_field(uint_t vmcs_index) { + int len = v3_vmcs_get_field_len(vmcs_index); + addr_t val; + + if (vmcs_read(vmcs_index, &val, len) != VMX_SUCCESS) { + PrintError("VMCS_READ error for index %x\n", vmcs_index); + return; + }; + + if (len == 2) { + PrintDebug("%s: %x\n", v3_vmcs_get_field_name(vmcs_index), (uint16_t)val); + } else if (len == 4) { + PrintDebug("%s: %x\n", v3_vmcs_get_field_name(vmcs_index), (uint32_t)val); + } else if (len == 8) { + PrintDebug("%s: %p\n", v3_vmcs_get_field_name(vmcs_index), (void *)(addr_t)val); + } } -int CopyInVMCSGuestStateArea(struct VMCSGuestStateArea *p) { - CHK_VMCS_WRITE(GUEST_CR0, &(p->cr0)); - CHK_VMCS_WRITE(GUEST_CR3, &(p->cr3)); - CHK_VMCS_WRITE(GUEST_CR4, &(p->cr4)); - CHK_VMCS_WRITE(GUEST_DR7, &(p->dr7)); - CHK_VMCS_WRITE(GUEST_RSP, &(p->rsp)); - CHK_VMCS_WRITE(GUEST_RIP, &(p->rip)); - CHK_VMCS_WRITE(GUEST_RFLAGS, &(p->rflags)); - CHK_VMCS_WRITE(VMCS_GUEST_CS_SELECTOR, &(p->cs.selector)); - CHK_VMCS_WRITE(VMCS_GUEST_SS_SELECTOR, &(p->ss.selector)); - CHK_VMCS_WRITE(VMCS_GUEST_DS_SELECTOR, &(p->ds.selector)); - CHK_VMCS_WRITE(VMCS_GUEST_ES_SELECTOR, &(p->es.selector)); - CHK_VMCS_WRITE(VMCS_GUEST_FS_SELECTOR, &(p->fs.selector)); - CHK_VMCS_WRITE(VMCS_GUEST_GS_SELECTOR, &(p->gs.selector)); - CHK_VMCS_WRITE(VMCS_GUEST_LDTR_SELECTOR, &(p->ldtr.selector)); - CHK_VMCS_WRITE(VMCS_GUEST_TR_SELECTOR, &(p->tr.selector)); - CHK_VMCS_WRITE(GUEST_CS_BASE, &(p->cs.baseAddr)); - CHK_VMCS_WRITE(GUEST_SS_BASE, &(p->ss.baseAddr)); - CHK_VMCS_WRITE(GUEST_DS_BASE, &(p->ds.baseAddr)); - CHK_VMCS_WRITE(GUEST_ES_BASE, &(p->es.baseAddr)); - CHK_VMCS_WRITE(GUEST_FS_BASE, &(p->fs.baseAddr)); - CHK_VMCS_WRITE(GUEST_GS_BASE, &(p->gs.baseAddr)); - CHK_VMCS_WRITE(GUEST_LDTR_BASE, &(p->ldtr.baseAddr)); - CHK_VMCS_WRITE(GUEST_TR_BASE, &(p->tr.baseAddr)); - CHK_VMCS_WRITE(GUEST_CS_LIMIT, &(p->cs.limit)); - CHK_VMCS_WRITE(GUEST_SS_LIMIT, &(p->ss.limit)); - CHK_VMCS_WRITE(GUEST_DS_LIMIT, &(p->ds.limit)); - CHK_VMCS_WRITE(GUEST_ES_LIMIT, &(p->es.limit)); - CHK_VMCS_WRITE(GUEST_FS_LIMIT, &(p->fs.limit)); - CHK_VMCS_WRITE(GUEST_GS_LIMIT, &(p->gs.limit)); - CHK_VMCS_WRITE(GUEST_LDTR_LIMIT, &(p->ldtr.limit)); - CHK_VMCS_WRITE(GUEST_TR_LIMIT, &(p->tr.limit)); - CHK_VMCS_WRITE(GUEST_CS_ACCESS, &(p->cs.access)); - CHK_VMCS_WRITE(GUEST_SS_ACCESS, &(p->ss.access)); - CHK_VMCS_WRITE(GUEST_DS_ACCESS, &(p->ds.access)); - CHK_VMCS_WRITE(GUEST_ES_ACCESS, &(p->es.access)); - CHK_VMCS_WRITE(GUEST_FS_ACCESS, &(p->fs.access)); - CHK_VMCS_WRITE(GUEST_GS_ACCESS, &(p->gs.access)); - CHK_VMCS_WRITE(GUEST_LDTR_ACCESS, &(p->ldtr.access)); - CHK_VMCS_WRITE(GUEST_TR_ACCESS, &(p->tr.access)); - CHK_VMCS_WRITE(GUEST_GDTR_BASE, &(p->gdtr.baseAddr)); - CHK_VMCS_WRITE(GUEST_IDTR_BASE, &(p->idtr.baseAddr)); - CHK_VMCS_WRITE(GUEST_GDTR_LIMIT, &(p->gdtr.limit)); - CHK_VMCS_WRITE(GUEST_IDTR_LIMIT, &(p->idtr.limit)); - CHK_VMCS_WRITE(GUEST_IA32_DEBUGCTL, &(p->dbg_ctrl)); - CHK_VMCS_WRITE(GUEST_IA32_DEBUGCTL_HIGH, ((char *)&(p->dbg_ctrl)) + 4); - CHK_VMCS_WRITE(GUEST_IA32_SYSENTER_CS, &(p->sysenter_cs)); - CHK_VMCS_WRITE(GUEST_IA32_SYSENTER_ESP, &(p->sysenter_esp)); - CHK_VMCS_WRITE(GUEST_IA32_SYSENTER_EIP, &(p->sysenter_eip)); - CHK_VMCS_WRITE(GUEST_SMBASE, &(p->smbase)); - - CHK_VMCS_WRITE(GUEST_ACTIVITY_STATE, &(p->activity)); - CHK_VMCS_WRITE(GUEST_INT_STATE, &(p->interrupt_state)); - CHK_VMCS_WRITE(GUEST_PENDING_DEBUG_EXCS, &(p->pending_dbg_exceptions)); - CHK_VMCS_WRITE(VMCS_LINK_PTR, &(p->vmcs_link)); - CHK_VMCS_WRITE(VMCS_LINK_PTR_HIGH, ((char *)&(p->vmcs_link)) + 4); - return 0; +static inline void print_vmcs_segments() { + // see vm_guest.c } -int CopyOutVMCSHostStateArea(struct VMCSHostStateArea *p) { - CHK_VMCS_READ(HOST_CR0, &(p->cr0)); - CHK_VMCS_READ(HOST_CR3, &(p->cr3)); - CHK_VMCS_READ(HOST_CR4, &(p->cr4)); - CHK_VMCS_READ(HOST_RSP, &(p->rsp)); - CHK_VMCS_READ(HOST_RIP, &(p->rip)); - CHK_VMCS_READ(VMCS_HOST_CS_SELECTOR, &(p->csSelector)); - CHK_VMCS_READ(VMCS_HOST_SS_SELECTOR, &(p->ssSelector)); - CHK_VMCS_READ(VMCS_HOST_DS_SELECTOR, &(p->dsSelector)); - CHK_VMCS_READ(VMCS_HOST_ES_SELECTOR, &(p->esSelector)); - CHK_VMCS_READ(VMCS_HOST_FS_SELECTOR, &(p->fsSelector)); - CHK_VMCS_READ(VMCS_HOST_GS_SELECTOR, &(p->gsSelector)); - CHK_VMCS_READ(VMCS_HOST_TR_SELECTOR, &(p->trSelector)); - CHK_VMCS_READ(HOST_FS_BASE, &(p->fsBaseAddr)); - CHK_VMCS_READ(HOST_GS_BASE, &(p->gsBaseAddr)); - CHK_VMCS_READ(HOST_TR_BASE, &(p->trBaseAddr)); - CHK_VMCS_READ(HOST_GDTR_BASE, &(p->gdtrBaseAddr)); - CHK_VMCS_READ(HOST_IDTR_BASE, &(p->idtrBaseAddr)); - CHK_VMCS_READ(HOST_IA32_SYSENTER_CS, &(p->sysenter_cs)); - CHK_VMCS_READ(HOST_IA32_SYSENTER_ESP, &(p->sysenter_esp)); - CHK_VMCS_READ(HOST_IA32_SYSENTER_EIP, &(p->sysenter_eip)); - return 0; -} - - - -int CopyInVMCSHostStateArea(struct VMCSHostStateArea *p) { - CHK_VMCS_WRITE(HOST_CR0, &(p->cr0)); - CHK_VMCS_WRITE(HOST_CR3, &(p->cr3)); - CHK_VMCS_WRITE(HOST_CR4, &(p->cr4)); - CHK_VMCS_WRITE(HOST_RSP, &(p->rsp)); - CHK_VMCS_WRITE(HOST_RIP, &(p->rip)); - CHK_VMCS_WRITE(VMCS_HOST_CS_SELECTOR, &(p->csSelector)); - CHK_VMCS_WRITE(VMCS_HOST_SS_SELECTOR, &(p->ssSelector)); - CHK_VMCS_WRITE(VMCS_HOST_DS_SELECTOR, &(p->dsSelector)); - CHK_VMCS_WRITE(VMCS_HOST_ES_SELECTOR, &(p->esSelector)); - CHK_VMCS_WRITE(VMCS_HOST_FS_SELECTOR, &(p->fsSelector)); - CHK_VMCS_WRITE(VMCS_HOST_GS_SELECTOR, &(p->gsSelector)); - CHK_VMCS_WRITE(VMCS_HOST_TR_SELECTOR, &(p->trSelector)); - CHK_VMCS_WRITE(HOST_FS_BASE, &(p->fsBaseAddr)); - CHK_VMCS_WRITE(HOST_GS_BASE, &(p->gsBaseAddr)); - CHK_VMCS_WRITE(HOST_TR_BASE, &(p->trBaseAddr)); - CHK_VMCS_WRITE(HOST_GDTR_BASE, &(p->gdtrBaseAddr)); - CHK_VMCS_WRITE(HOST_IDTR_BASE, &(p->idtrBaseAddr)); - CHK_VMCS_WRITE(HOST_IA32_SYSENTER_CS, &(p->sysenter_cs)); - CHK_VMCS_WRITE(HOST_IA32_SYSENTER_ESP, &(p->sysenter_esp)); - CHK_VMCS_WRITE(HOST_IA32_SYSENTER_EIP, &(p->sysenter_eip)); - return 0; -} - -int CopyOutVMCSExitCtrlFields(struct VMCSExitCtrlFields *p) -{ - CHK_VMCS_READ(VM_EXIT_CTRLS,&(p->exitCtrls)); - CHK_VMCS_READ(VM_EXIT_MSR_STORE_COUNT,&(p->msrStoreCount)); - CHK_VMCS_READ(VM_EXIT_MSR_STORE_ADDR,&(p->msrStoreAddr)); - CHK_VMCS_READ(VM_EXIT_MSR_LOAD_COUNT,&(p->msrLoadCount)); - CHK_VMCS_READ(VM_EXIT_MSR_LOAD_ADDR,&(p->msrLoadAddr)); - return 0; -} - -int CopyInVMCSExitCtrlFields(struct VMCSExitCtrlFields *p) -{ - CHK_VMCS_WRITE(VM_EXIT_CTRLS,&(p->exitCtrls)); - CHK_VMCS_WRITE(VM_EXIT_MSR_STORE_COUNT,&(p->msrStoreCount)); - CHK_VMCS_WRITE(VM_EXIT_MSR_STORE_ADDR,&(p->msrStoreAddr)); - CHK_VMCS_WRITE(VM_EXIT_MSR_LOAD_COUNT,&(p->msrLoadCount)); - CHK_VMCS_WRITE(VM_EXIT_MSR_LOAD_ADDR,&(p->msrLoadAddr)); - return 0; -} - - -int CopyOutVMCSEntryCtrlFields(struct VMCSEntryCtrlFields *p) -{ - CHK_VMCS_READ(VM_ENTRY_CTRLS,&(p->entryCtrls)); - CHK_VMCS_READ(VM_ENTRY_MSR_LOAD_COUNT,&(p->msrLoadCount)); - CHK_VMCS_READ(VM_ENTRY_MSR_LOAD_ADDR,&(p->msrLoadAddr)); - CHK_VMCS_READ(VM_ENTRY_INT_INFO_FIELD,&(p->intInfo)); - CHK_VMCS_READ(VM_ENTRY_EXCEPTION_ERROR,&(p->exceptionErrorCode)); - CHK_VMCS_READ(VM_ENTRY_INSTR_LENGTH,&(p->instrLength)); - return 0; -} -int CopyInVMCSEntryCtrlFields(struct VMCSEntryCtrlFields *p) -{ - CHK_VMCS_WRITE(VM_ENTRY_CTRLS,&(p->entryCtrls)); - CHK_VMCS_WRITE(VM_ENTRY_MSR_LOAD_COUNT,&(p->msrLoadCount)); - CHK_VMCS_WRITE(VM_ENTRY_MSR_LOAD_ADDR,&(p->msrLoadAddr)); - CHK_VMCS_WRITE(VM_ENTRY_INT_INFO_FIELD,&(p->intInfo)); - CHK_VMCS_WRITE(VM_ENTRY_EXCEPTION_ERROR,&(p->exceptionErrorCode)); - CHK_VMCS_WRITE(VM_ENTRY_INSTR_LENGTH,&(p->instrLength)); - return 0; -} +void print_debug_vmcs_load_guest() { + const int wordsize = sizeof(addr_t); + uint64_t temp; + vmcs_segment tmp_seg; -int CopyOutVMCSExitInfoFields(struct VMCSExitInfoFields *p) { - CHK_VMCS_READ(EXIT_REASON,&(p->reason)); - CHK_VMCS_READ(EXIT_QUALIFICATION,&(p->qualification)); - CHK_VMCS_READ(VM_EXIT_INT_INFO,&(p->intInfo)); - CHK_VMCS_READ(VM_EXIT_INT_ERROR,&(p->intErrorCode)); - CHK_VMCS_READ(IDT_VECTOR_INFO,&(p->idtVectorInfo)); - CHK_VMCS_READ(IDT_VECTOR_ERROR,&(p->idtVectorErrorCode)); - CHK_VMCS_READ(VM_EXIT_INSTR_LENGTH,&(p->instrLength)); - CHK_VMCS_READ(GUEST_LINEAR_ADDR,&(p->guestLinearAddr)); - CHK_VMCS_READ(VMX_INSTR_INFO,&(p->instrInfo)); - CHK_VMCS_READ(IO_RCX,&(p->ioRCX)); - CHK_VMCS_READ(IO_RSI,&(p->ioRSI)); - CHK_VMCS_READ(IO_RDI,&(p->ioRDI)); - CHK_VMCS_READ(IO_RIP,&(p->ioRIP)); - CHK_VMCS_READ(VM_INSTR_ERROR,&(p->instrErrorField)); - return 0; -} + PrintDebug("\n====== Loading Guest State ======\n"); + PRINT_VMREAD("Guest CR0: %x\n", GUEST_CR0, wordsize); + PRINT_VMREAD("Guest CR3: %x\n", GUEST_CR3, wordsize); + PRINT_VMREAD("Guest CR4: %x\n", GUEST_CR4, wordsize); + PRINT_VMREAD("Guest DR7: %x\n", GUEST_DR7, wordsize); + READ_VMCS_SEG(&tmp_seg,CS,wordsize); + print_vmcs_segment("CS", &tmp_seg); + + READ_VMCS_SEG(&tmp_seg,SS,wordsize); + print_vmcs_segment("SS", &tmp_seg); -int CopyOutVMCSExecCtrlFields(struct VMCSExecCtrlFields *p) -{ - CHK_VMCS_READ(PIN_VM_EXEC_CTRLS,&(p->pinCtrls)); - CHK_VMCS_READ(PROC_VM_EXEC_CTRLS,&(p->procCtrls)); - CHK_VMCS_READ(EXCEPTION_BITMAP,&(p->execBitmap)); - CHK_VMCS_READ(PAGE_FAULT_ERROR_MASK,&(p->pageFaultErrorMask)); - CHK_VMCS_READ(PAGE_FAULT_ERROR_MATCH,&(p->pageFaultErrorMatch)); - CHK_VMCS_READ(IO_BITMAP_A_ADDR,&(p->ioBitmapA)); - CHK_VMCS_READ(IO_BITMAP_B_ADDR,&(p->ioBitmapB)); - CHK_VMCS_READ(TSC_OFFSET,&(p->tscOffset)); - CHK_VMCS_READ(CR0_GUEST_HOST_MASK,&(p->cr0GuestHostMask)); - CHK_VMCS_READ(CR0_READ_SHADOW,&(p->cr0ReadShadow)); - CHK_VMCS_READ(CR4_GUEST_HOST_MASK,&(p->cr4GuestHostMask)); - CHK_VMCS_READ(CR4_READ_SHADOW,&(p->cr4ReadShadow)); - CHK_VMCS_READ(CR3_TARGET_COUNT, &(p->cr3TargetCount)); - CHK_VMCS_READ(CR3_TARGET_VALUE_0, &(p->cr3TargetValue0)); - CHK_VMCS_READ(CR3_TARGET_VALUE_1, &(p->cr3TargetValue1)); - CHK_VMCS_READ(CR3_TARGET_VALUE_2, &(p->cr3TargetValue2)); - CHK_VMCS_READ(CR3_TARGET_VALUE_3, &(p->cr3TargetValue3)); - CHK_VMCS_READ(VIRT_APIC_PAGE_ADDR, &(p->virtApicPageAddr)); - CHK_VMCS_READ(TPR_THRESHOLD, &(p->tprThreshold)); - CHK_VMCS_READ(MSR_BITMAPS, &(p->MSRBitmapsBaseAddr)); - CHK_VMCS_READ(VMCS_EXEC_PTR,&(p->vmcsExecPtr)); - return 0; -} + READ_VMCS_SEG(&tmp,DS,wordsize); + print_vmcs_segment("DS", &tmp_seg); + READ_VMCS_SEG(&tmp_seg,ES,wordsize); + print_vmcs_segment("ES", &tmp_seg); -int CopyInVMCSExecCtrlFields(struct VMCSExecCtrlFields *p) -{ - CHK_VMCS_WRITE(PIN_VM_EXEC_CTRLS,&(p->pinCtrls)); - CHK_VMCS_WRITE(PROC_VM_EXEC_CTRLS,&(p->procCtrls)); - CHK_VMCS_WRITE(EXCEPTION_BITMAP,&(p->execBitmap)); - CHK_VMCS_WRITE(PAGE_FAULT_ERROR_MASK,&(p->pageFaultErrorMask)); - CHK_VMCS_WRITE(PAGE_FAULT_ERROR_MATCH,&(p->pageFaultErrorMatch)); - CHK_VMCS_WRITE(IO_BITMAP_A_ADDR,&(p->ioBitmapA)); - CHK_VMCS_WRITE(IO_BITMAP_B_ADDR,&(p->ioBitmapB)); - CHK_VMCS_WRITE(TSC_OFFSET,&(p->tscOffset)); - CHK_VMCS_WRITE(CR0_GUEST_HOST_MASK,&(p->cr0GuestHostMask)); - CHK_VMCS_WRITE(CR0_READ_SHADOW,&(p->cr0ReadShadow)); - CHK_VMCS_WRITE(CR4_GUEST_HOST_MASK,&(p->cr4GuestHostMask)); - CHK_VMCS_WRITE(CR4_READ_SHADOW,&(p->cr4ReadShadow)); - CHK_VMCS_WRITE(CR3_TARGET_COUNT, &(p->cr3TargetCount)); - CHK_VMCS_WRITE(CR3_TARGET_VALUE_0, &(p->cr3TargetValue0)); - CHK_VMCS_WRITE(CR3_TARGET_VALUE_1, &(p->cr3TargetValue1)); - CHK_VMCS_WRITE(CR3_TARGET_VALUE_2, &(p->cr3TargetValue2)); - CHK_VMCS_WRITE(CR3_TARGET_VALUE_3, &(p->cr3TargetValue3)); - CHK_VMCS_WRITE(VIRT_APIC_PAGE_ADDR, &(p->virtApicPageAddr)); - CHK_VMCS_WRITE(TPR_THRESHOLD, &(p->tprThreshold)); - CHK_VMCS_WRITE(MSR_BITMAPS, &(p->MSRBitmapsBaseAddr)); - CHK_VMCS_WRITE(VMCS_EXEC_PTR,&(p->vmcsExecPtr)); - return 0; -} + READ_VMCS_SEG(&tmp_seg,FS,wordsize); + print_vmcs_segment("FS", &tmp_seg); + READ_VMCS_SEG(&tmp_seg,GS,wordsize); + print_vmcs_segment("GS", &tmp_seg); -int CopyOutVMCSData(struct VMCSData *p) { - if (CopyOutVMCSGuestStateArea(&(p->guestStateArea)) != 0) { - return -1; - } - if (CopyOutVMCSHostStateArea(&(p->hostStateArea)) != 0) { - return -1; - } - if (CopyOutVMCSExecCtrlFields(&(p->execCtrlFields)) != 0) { - return -1; - } - if (CopyOutVMCSExitCtrlFields(&(p->exitCtrlFields)) != 0) { - return -1; - } - if (CopyOutVMCSEntryCtrlFields(&(p->entryCtrlFields)) != 0) { - return -1; - } - if (CopyOutVMCSExitInfoFields(&(p->exitInfoFields)) != 0) { - return -1; - } - return 0; -} + READ_VMCS_SEG(&tmp_seg,TR,wordsize); + print_vmcs_segment("TR", &tmp_seg); + READ_VMCS_SEG(&tmp_seg,LDTR,wordsize); + print_vmcs_segment("LDTR", &tmp_seg); + + PrintDebug("\n==GDTR==\n"); + PRINT_VMREAD("GDTR Base: %x\n", GUEST_GDTR_BASE, wordsize); + PRINT_VMREAD("GDTR Limit: %x\n", GUEST_GDTR_LIMIT, 32); + PrintDebug("====\n"); -int CopyInVMCSData(struct VMCSData *p) { - if (CopyInVMCSGuestStateArea(&(p->guestStateArea)) != 0) { - return -1; - } - if (CopyInVMCSHostStateArea(&(p->hostStateArea)) != 0) { - return -1; - } - if (CopyInVMCSExecCtrlFields(&(p->execCtrlFields)) != 0) { - return -1; - } - if (CopyInVMCSExitCtrlFields(&(p->exitCtrlFields)) != 0) { - return -1; - } - if (CopyInVMCSEntryCtrlFields(&(p->entryCtrlFields)) != 0) { - return -1; - } - return 0; -} + PrintDebug("\n==LDTR==\n"); + PRINT_VMREAD("LDTR Base: %x\n", GUEST_LDTR_BASE, wordsize); + PRINT_VMREAD("LDTR Limit: %x\n", GUEST_LDTR_LIMIT, 32); + PrintDebug("=====\n"); + PRINT_VMREAD("Guest RSP: %x\n", GUEST_RSP, wordsize); + PRINT_VMREAD("Guest RIP: %x\n", GUEST_RIP, wordsize); + PRINT_VMREAD("Guest RFLAGS: %x\n", GUEST_RFLAGS, wordsize); + PRINT_VMREAD("Guest Activity state: %x\n", GUEST_ACTIVITY_STATE, 32); + PRINT_VMREAD("Guest Interruptibility state: %x\n", GUEST_INT_STATE, 32); + PRINT_VMREAD("Guest pending debug: %x\n", GUEST_PENDING_DEBUG_EXCS, wordsize); -void PrintTrace_VMX_Regs(struct VMXRegs * regs) { - PrintTrace("==>VMX Register values:\n"); - PrintTrace("EAX: %x\n", regs->eax); - PrintTrace("ECX: %x\n", regs->ecx); - PrintTrace("EDX: %x\n", regs->edx); - PrintTrace("EBX: %x\n", regs->ebx); - PrintTrace("ESP: %x\n", regs->esp); - PrintTrace("EBP: %x\n", regs->ebp); - PrintTrace("ESI: %x\n", regs->esi); - PrintTrace("EDI: %x\n", regs->edi); - PrintTrace("\n"); + PRINT_VMREAD("IA32_DEBUGCTL: %x\n", GUEST_IA32_DEBUGCTL, 64); + PRINT_VMREAD("IA32_SYSENTER_CS: %x\n", GUEST_IA32_SYSENTER_CS, 32); + PRINT_VMREAD("IA32_SYSTENTER_ESP: %x\n", GUEST_IA32_SYSENTER_ESP, wordsize); + PRINT_VMREAD("IA32_SYSTENTER_EIP: %x\n", GUEST_IA32_SYSENTER_EIP, wordsize); + PRINT_VMREAD("IA32_PERF_GLOBAL_CTRL: %x\n", GUEST_IA32_PERF_GLOBAL_CTRL, wordsize); + PRINT_VMREAD("VMCS Link Ptr: %x\n", VMCS_LINK_PTR, 64); + // TODO: Maybe add VMX preemption timer and PDTE (Intel 20-8 Vol. 3b) } - -void PrintTrace_VMCSSegment(char * segname, struct VMCSSegment * seg, int abbr) { - PrintTrace("Segment: %s\n", segname); - if (abbr == 0) { - PrintTrace("\tSelector: %x\n", (uint_t)seg->selector); - PrintTrace("\tAccess: %x\n", *(uint_t*)&(seg->access)); - } - PrintTrace("\tBase Addr: %x\n", (uint_t)seg->baseAddr); - PrintTrace("\tLimit: %x\n", (uint_t)seg->limit); - +void print_debug_load_host() { + const int wordsize = sizeof(addr_t); + uint64_t temp; + vmcs_segment tmp_seg; + + PrintDebug("\n====== Host State ========\n"); + PRINT_VMREAD("Host CR0: %x\n", HOST_CR0, wordsize); + PRINT_VMREAD("Host CR3: %x\n", HOST_CR3, wordsize); + PRINT_VMREAD("Host CR4: %x\n", HOST_CR4, wordsize); + PRINT_VMREAD("Host RSP: %x\n", HOST_RSP, wordsize); + PRINT_VMREAD("Host RIP: %x\n", HOST_RIP, wordsize); + PRINT_VMREAD("IA32_SYSENTER_CS: %x\n", HOST_IA32_SYSENTER_CS, 32); + PRINT_VMREAD("IA32_SYSENTER_ESP: %x\n", HOST_IA32_SYSENTER_ESP, wordsize); + PRINT_VMREAD("IA32_SYSENTER_EIP: %x\n", HOST_IA32_SYSENTER_EIP, wordsize); + + PRINT_VMREAD("Host CS Selector: %x\n", HOST_CS_SELECTOR, 16); + PRINT_VMREAD("Host SS Selector: %x\n", HOST_SS_SELECTOR, 16); + PRINT_VMREAD("Host DS Selector: %x\n", HOST_DS_SELECTOR, 16); + PRINT_VMREAD("Host ES Selector: %x\n", HOST_ES_SELECTOR, 16); + PRINT_VMREAD("Host FS Selector: %x\n", HOST_FS_SELECTOR, 16); + PRINT_VMREAD("Host GS Selector: %x\n", HOST_GS_SELECTOR, 16); + PRINT_VMREAD("Host TR Selector: %x\n", HOST_TR_SELECTOR, 16); + + PRINT_VMREAD("Host FS Base: %x\n", HOST_FS_BASE, wordsize); + PRINT_VMREAD("Host GS Base: %x\n", HOST_GS_BASE, wordsize); + PRINT_VMREAD("Host TR Base: %x\n", HOST_TR_BASE, wordsize); + PRINT_VMREAD("Host GDTR Base: %x\n", HOST_GDTR_BASE, wordsize); + PRINT_VMREAD("Host IDTR Base: %x\n", HOSE_IDTR_BASE, wordsize); } - -void PrintTrace_VMCSGuestStateArea(struct VMCSGuestStateArea * guestState) { - PrintTrace("==>Guest State Area\n"); - PrintTrace("==>==> Guest Register State\n"); - PrintTrace("GUEST_CR0: %x\n",(uint_t) guestState->cr0); - PrintTrace("GUEST_CR3: %x\n",(uint_t)guestState->cr3); - PrintTrace("GUEST_CR4: %x\n",(uint_t)guestState->cr4); - PrintTrace("GUEST_DR7: %x\n",(uint_t)guestState->dr7); - PrintTrace("GUEST_RSP: %x\n",(uint_t)guestState->rsp); - PrintTrace("GUEST_RIP: %x\n",(uint_t)guestState->rip); - PrintTrace("GUEST_RFLAGS: %x\n",(uint_t)guestState->rflags); - - PrintTrace_VMCSSegment("Guest CS", &(guestState->cs), 0); - PrintTrace_VMCSSegment("Guest SS", &(guestState->ss), 0); - PrintTrace_VMCSSegment("Guest DS",&(guestState->ds), 0); - PrintTrace_VMCSSegment("Guest ES", &(guestState->es), 0); - PrintTrace_VMCSSegment("Guest FS", &(guestState->fs), 0); - PrintTrace_VMCSSegment("Guest GS", &(guestState->gs), 0); - PrintTrace_VMCSSegment("Guest LDTR", &(guestState->ldtr), 0); - PrintTrace_VMCSSegment("Guest TR", &(guestState->tr), 0); - PrintTrace_VMCSSegment("Guest GDTR", &(guestState->gdtr), 1); - PrintTrace_VMCSSegment("Guest IDTR", &(guestState->idtr), 1); - - - PrintTrace("GUEST_IA32_DEBUGCTL: %x\n",(uint_t)(guestState->dbg_ctrl & 0xffffffff)); - PrintTrace("GUEST_IA32_DEBUGCTL_HIGH: %x\n",(uint_t)(guestState->dbg_ctrl >> 32) & 0xffffffff); - PrintTrace("GUEST_IA32_SYSENTER_CS: %x\n",guestState->sysenter_cs); - PrintTrace("GUEST_IA32_SYSENTER_ESP: %x\n",(uint_t)guestState->sysenter_esp); - PrintTrace("GUEST_IA32_SYSENTER_EIP: %x\n",(uint_t)guestState->sysenter_eip); - PrintTrace("GUEST_SMBASE: %x\n", (uint_t)guestState->smbase); - - PrintTrace("==>==> Guest Non-Register State\n"); - PrintTrace("GUEST_ACTIVITY_STATE: %x\n", (uint_t)guestState->activity); - PrintTrace("GUEST_INT_STATE: %x\n", (uint_t)guestState->interrupt_state); - PrintTrace("GUEST_PENDING_DEBUG_EXCS: %x\n", (uint_t)guestState->pending_dbg_exceptions); - PrintTrace("VMCS_LINK_PTR: %x\n", (uint_t)guestState->vmcs_link & 0xffffffff); - PrintTrace("VMCS_LINK_PTR_HIGH: %x\n", (uint_t)(guestState->vmcs_link >> 32) & 0xffffffff); +void print_vmcs_segment(char * name, vmcs_segment* seg) +{ + PrintDebug("\n==VMCS %s Segment==\n",name); + PrintDebug("\tSelector: %x\n", seg->selector); + PrintDebug("\tBase Address: %x\n", seg->baseAddr); + PrintDebug("\tLimit: %x\n", seg->limit); + PrintDebug("\tAccess: %x\n", seg->access); } - void PrintTrace_VMCSHostStateArea(struct VMCSHostStateArea * hostState) { PrintTrace("\n==> Host State Area\n"); PrintTrace("HOST_CR0: %x\n", (uint_t)hostState->cr0);