X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fvmcs.c;h=4262aa8bb88d3a1cb155d23ad42e5ac8c4596e31;hb=28cd2d6deca639fe40256c4d3f2c8f9491ec777a;hp=e7f957088afea109d44e344f7ea0999521b69712;hpb=cfcceed5890430afedcc544bd7dbb69e29dfd65a;p=palacios.git diff --git a/palacios/src/palacios/vmcs.c b/palacios/src/palacios/vmcs.c index e7f9570..4262aa8 100644 --- a/palacios/src/palacios/vmcs.c +++ b/palacios/src/palacios/vmcs.c @@ -24,176 +24,172 @@ #include #include #include +#include -static void inline translate_v3_seg_to_access(struct v3_segment * v3_seg, - struct vmcs_segment_access * access) -{ - access->type = v3_seg->type; - access->desc_type = v3_seg->system; - access->dpl = v3_seg->dpl; - access->present = v3_seg->present; - access->avail = v3_seg->avail; - access->long_mode = v3_seg->long_mode; - access->db = v3_seg->db; - access->granularity = v3_seg->granularity; -} -static void inline translate_access_to_v3_seg(struct vmcs_segment_access * access, - struct v3_segment * v3_seg) -{ - v3_seg->type = access->type; - v3_seg->system = access->desc_type; - v3_seg->dpl = access->dpl; - v3_seg->present = access->present; - v3_seg->avail = access->avail; - v3_seg->long_mode = access->long_mode; - v3_seg->db = access->db; - v3_seg->granularity = access->granularity; -} -static int inline check_vmcs_write(vmcs_field_t field, addr_t val) -{ + +static int inline check_vmcs_write(vmcs_field_t field, addr_t val) { int ret = 0; ret = vmcs_write(field, val); if (ret != VMX_SUCCESS) { - PrintError("VMWRITE error on %s!: %d\n", v3_vmcs_field_to_str(field), ret); + PrintError(VM_NONE, VCORE_NONE, "VMWRITE error on %s!: %d\n", v3_vmcs_field_to_str(field), ret); return 1; } return 0; } -static int inline check_vmcs_read(vmcs_field_t field, void * val) -{ +static int inline check_vmcs_read(vmcs_field_t field, void * val) { int ret = 0; ret = vmcs_read(field, val); if (ret != VMX_SUCCESS) { - PrintError("VMREAD error on %s!: %d\n", v3_vmcs_field_to_str(field), ret); + PrintError(VM_NONE, VCORE_NONE, "VMREAD error on %s!: %d\n", v3_vmcs_field_to_str(field), ret); } return ret; } -// static const char * v3_vmcs_field_to_str(vmcs_field_t field); -//extern char * exception_names; -// -// Ignores "HIGH" addresses - 32 bit only for now -// -int v3_update_vmcs_guest_state(struct guest_info * info) -{ - int vmx_ret = 0; - - vmx_ret |= check_vmcs_write(VMCS_GUEST_RIP, info->rip); - vmx_ret |= check_vmcs_write(VMCS_GUEST_RSP, info->vm_regs.rsp); - - vmx_ret |= check_vmcs_write(VMCS_GUEST_CR0, info->ctrl_regs.cr0); - vmx_ret |= check_vmcs_write(VMCS_CR0_READ_SHDW, info->shdw_pg_state.guest_cr0); - vmx_ret |= check_vmcs_write(VMCS_GUEST_CR3, info->ctrl_regs.cr3); - vmx_ret |= check_vmcs_write(VMCS_GUEST_CR4, info->ctrl_regs.cr4); - vmx_ret |= check_vmcs_write(VMCS_GUEST_DR7, info->dbg_regs.dr7); - vmx_ret |= check_vmcs_write(VMCS_GUEST_RFLAGS, info->ctrl_regs.rflags); - if (((struct vmx_data *)info->vmm_data)->ia32e_avail) { - vmx_ret |= check_vmcs_write(VMCS_GUEST_EFER, info->ctrl_regs.efer); - } - /*** Write VMCS Segments ***/ - struct vmcs_segment_access access; +typedef enum { ES = 0, + CS = 2, + SS = 4, + DS = 6, + FS = 8, + GS = 10, + LDTR = 12, + TR = 14, + GDTR = 16, + IDTR = 18} vmcs_seg_offsets_t; - memset(&access, 0, sizeof(access)); +typedef enum {BASE = VMCS_GUEST_ES_BASE, + LIMIT = VMCS_GUEST_ES_LIMIT, + ACCESS = VMCS_GUEST_ES_ACCESS, + SELECTOR = VMCS_GUEST_ES_SELECTOR } vmcs_seg_bases_t; + - /* CS Segment */ - translate_v3_seg_to_access(&(info->segments.cs), &access); - vmx_ret |= check_vmcs_write(VMCS_GUEST_CS_BASE, info->segments.cs.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_CS_SELECTOR, info->segments.cs.selector); - vmx_ret |= check_vmcs_write(VMCS_GUEST_CS_LIMIT, info->segments.cs.limit); - vmx_ret |= check_vmcs_write(VMCS_GUEST_CS_ACCESS, access.value); +static int v3_read_vmcs_segment(struct v3_segment * seg, vmcs_seg_offsets_t seg_type) { + vmcs_field_t selector = VMCS_GUEST_ES_SELECTOR + seg_type; + vmcs_field_t base = VMCS_GUEST_ES_BASE + seg_type; + vmcs_field_t limit = VMCS_GUEST_ES_LIMIT + seg_type; + vmcs_field_t access = VMCS_GUEST_ES_ACCESS + seg_type; + struct vmcs_segment vmcs_seg; - /* SS Segment */ - memset(&access, 0, sizeof(access)); - translate_v3_seg_to_access(&(info->segments.ss), &access); + memset(&vmcs_seg, 0, sizeof(struct vmcs_segment)); - vmx_ret |= check_vmcs_write(VMCS_GUEST_SS_BASE, info->segments.ss.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_SS_SELECTOR, info->segments.ss.selector); - vmx_ret |= check_vmcs_write(VMCS_GUEST_SS_LIMIT, info->segments.ss.limit); - vmx_ret |= check_vmcs_write(VMCS_GUEST_SS_ACCESS, access.value); + check_vmcs_read(limit, &(vmcs_seg.limit)); + check_vmcs_read(base, &(vmcs_seg.base)); - /* DS Segment */ - memset(&access, 0, sizeof(access)); - translate_v3_seg_to_access(&(info->segments.ds), &access); + if ((seg_type != GDTR) && (seg_type != IDTR)) { + check_vmcs_read(selector, &(vmcs_seg.selector)); + check_vmcs_read(access, &(vmcs_seg.access.val)); + } - vmx_ret |= check_vmcs_write(VMCS_GUEST_DS_BASE, info->segments.ds.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_DS_SELECTOR, info->segments.ds.selector); - vmx_ret |= check_vmcs_write(VMCS_GUEST_DS_LIMIT, info->segments.ds.limit); - vmx_ret |= check_vmcs_write(VMCS_GUEST_DS_ACCESS, access.value); + v3_vmxseg_to_seg(&vmcs_seg, seg); + return 0; +} - /* ES Segment */ - memset(&access, 0, sizeof(access)); - translate_v3_seg_to_access(&(info->segments.es), &access); +static int v3_write_vmcs_segment(struct v3_segment * seg, vmcs_seg_offsets_t seg_type) { + vmcs_field_t selector = VMCS_GUEST_ES_SELECTOR + seg_type; + vmcs_field_t base = VMCS_GUEST_ES_BASE + seg_type; + vmcs_field_t limit = VMCS_GUEST_ES_LIMIT + seg_type; + vmcs_field_t access = VMCS_GUEST_ES_ACCESS + seg_type; + struct vmcs_segment vmcs_seg; - vmx_ret |= check_vmcs_write(VMCS_GUEST_ES_BASE, info->segments.es.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_ES_SELECTOR, info->segments.es.selector); - vmx_ret |= check_vmcs_write(VMCS_GUEST_ES_LIMIT, info->segments.es.limit); - vmx_ret |= check_vmcs_write(VMCS_GUEST_ES_ACCESS, access.value); + v3_seg_to_vmxseg(seg, &vmcs_seg); - /* FS Segment */ - memset(&access, 0, sizeof(access)); - translate_v3_seg_to_access(&(info->segments.fs), &access); + check_vmcs_write(limit, vmcs_seg.limit); + check_vmcs_write(base, vmcs_seg.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_FS_BASE, info->segments.fs.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_FS_SELECTOR, info->segments.fs.selector); - vmx_ret |= check_vmcs_write(VMCS_GUEST_FS_LIMIT, info->segments.fs.limit); - vmx_ret |= check_vmcs_write(VMCS_GUEST_FS_ACCESS, access.value); + if ((seg_type != GDTR) && (seg_type != IDTR)) { + check_vmcs_write(access, vmcs_seg.access.val); + check_vmcs_write(selector, vmcs_seg.selector); + } - /* GS Segment */ - memset(&access, 0, sizeof(access)); - translate_v3_seg_to_access(&(info->segments.gs), &access); + return 0; +} - vmx_ret |= check_vmcs_write(VMCS_GUEST_GS_BASE, info->segments.gs.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_GS_SELECTOR, info->segments.gs.selector); - vmx_ret |= check_vmcs_write(VMCS_GUEST_GS_LIMIT, info->segments.gs.limit); - vmx_ret |= check_vmcs_write(VMCS_GUEST_GS_ACCESS, access.value); +int v3_read_vmcs_segments(struct v3_segments * segs) { + v3_read_vmcs_segment(&(segs->cs), CS); + v3_read_vmcs_segment(&(segs->ds), DS); + v3_read_vmcs_segment(&(segs->es), ES); + v3_read_vmcs_segment(&(segs->fs), FS); + v3_read_vmcs_segment(&(segs->gs), GS); + v3_read_vmcs_segment(&(segs->ss), SS); + v3_read_vmcs_segment(&(segs->ldtr), LDTR); + v3_read_vmcs_segment(&(segs->gdtr), GDTR); + v3_read_vmcs_segment(&(segs->idtr), IDTR); + v3_read_vmcs_segment(&(segs->tr), TR); - /* LDTR segment */ - memset(&access, 0, sizeof(access)); - translate_v3_seg_to_access(&(info->segments.ldtr), &access); + return 0; +} - vmx_ret |= check_vmcs_write(VMCS_GUEST_LDTR_BASE, info->segments.ldtr.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_LDTR_SELECTOR, info->segments.ldtr.selector); - vmx_ret |= check_vmcs_write(VMCS_GUEST_LDTR_LIMIT, info->segments.ldtr.limit); - vmx_ret |= check_vmcs_write(VMCS_GUEST_LDTR_ACCESS, access.value); +int v3_write_vmcs_segments(struct v3_segments * segs) { + v3_write_vmcs_segment(&(segs->cs), CS); + v3_write_vmcs_segment(&(segs->ds), DS); + v3_write_vmcs_segment(&(segs->es), ES); + v3_write_vmcs_segment(&(segs->fs), FS); + v3_write_vmcs_segment(&(segs->gs), GS); + v3_write_vmcs_segment(&(segs->ss), SS); + v3_write_vmcs_segment(&(segs->ldtr), LDTR); + v3_write_vmcs_segment(&(segs->gdtr), GDTR); + v3_write_vmcs_segment(&(segs->idtr), IDTR); + v3_write_vmcs_segment(&(segs->tr), TR); - /* TR Segment */ - memset(&access, 0, sizeof(access)); - translate_v3_seg_to_access(&(info->segments.tr), &access); + return 0; +} - vmx_ret |= check_vmcs_write(VMCS_GUEST_TR_BASE, info->segments.tr.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_TR_SELECTOR, info->segments.tr.selector); - vmx_ret |= check_vmcs_write(VMCS_GUEST_TR_LIMIT, info->segments.tr.limit); - vmx_ret |= check_vmcs_write(VMCS_GUEST_TR_ACCESS, access.value); - /* GDTR Segment */ +void v3_vmxseg_to_seg(struct vmcs_segment * vmcs_seg, struct v3_segment * seg) { + memset(seg, 0, sizeof(struct v3_segment)); - vmx_ret |= check_vmcs_write(VMCS_GUEST_GDTR_BASE, info->segments.gdtr.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_GDTR_LIMIT, info->segments.gdtr.limit); + seg->selector = vmcs_seg->selector; + seg->limit = vmcs_seg->limit; + seg->base = vmcs_seg->base; - /* IDTR Segment*/ - vmx_ret |= check_vmcs_write(VMCS_GUEST_IDTR_BASE, info->segments.idtr.base); - vmx_ret |= check_vmcs_write(VMCS_GUEST_IDTR_LIMIT, info->segments.idtr.limit); + seg->type = vmcs_seg->access.type; + seg->system = vmcs_seg->access.desc_type; + seg->dpl = vmcs_seg->access.dpl; + seg->present = vmcs_seg->access.present; + seg->avail = vmcs_seg->access.avail; + seg->long_mode = vmcs_seg->access.long_mode; + seg->db = vmcs_seg->access.db; + seg->granularity = vmcs_seg->access.granularity; + seg->unusable = vmcs_seg->access.unusable; - return vmx_ret; +} +void v3_seg_to_vmxseg(struct v3_segment * seg, struct vmcs_segment * vmcs_seg) { + memset(vmcs_seg, 0, sizeof(struct vmcs_segment)); + + vmcs_seg->selector = seg->selector; + vmcs_seg->limit = seg->limit; + vmcs_seg->base = seg->base; + + vmcs_seg->access.type = seg->type; + vmcs_seg->access.desc_type = seg->system; + vmcs_seg->access.dpl = seg->dpl; + vmcs_seg->access.present = seg->present; + vmcs_seg->access.avail = seg->avail; + vmcs_seg->access.long_mode = seg->long_mode; + vmcs_seg->access.db = seg->db; + vmcs_seg->access.granularity = seg->granularity; + vmcs_seg->access.unusable = seg->unusable; } + + + int v3_update_vmcs_ctrl_fields(struct guest_info * info) { int vmx_ret = 0; struct vmx_data * arch_data = (struct vmx_data *)(info->vmm_data); @@ -207,99 +203,293 @@ int v3_update_vmcs_ctrl_fields(struct guest_info * info) { vmx_ret |= check_vmcs_write(VMCS_EXIT_CTRLS, arch_data->exit_ctrls.value); vmx_ret |= check_vmcs_write(VMCS_ENTRY_CTRLS, arch_data->entry_ctrls.value); + vmx_ret |= check_vmcs_write(VMCS_EXCP_BITMAP, arch_data->excp_bmap.value); + + if (info->shdw_pg_mode == NESTED_PAGING) { + vmx_ret |= check_vmcs_write(VMCS_EPT_PTR, info->direct_map_pt); + } return vmx_ret; } + + + + + +int v3_vmx_save_vmcs(struct guest_info * info) { + struct vmx_data * vmx_info = (struct vmx_data *)(info->vmm_data); + int error = 0; + + check_vmcs_read(VMCS_GUEST_RIP, &(info->rip)); + check_vmcs_read(VMCS_GUEST_RSP, &(info->vm_regs.rsp)); + + check_vmcs_read(VMCS_GUEST_CR0, &(info->ctrl_regs.cr0)); + check_vmcs_read(VMCS_CR0_READ_SHDW, &(info->shdw_pg_state.guest_cr0)); + check_vmcs_read(VMCS_GUEST_CR3, &(info->ctrl_regs.cr3)); + check_vmcs_read(VMCS_GUEST_CR4, &(info->ctrl_regs.cr4)); + check_vmcs_read(VMCS_CR4_READ_SHDW, &(info->shdw_pg_state.guest_cr4)); + check_vmcs_read(VMCS_GUEST_DR7, &(info->dbg_regs.dr7)); + + check_vmcs_read(VMCS_GUEST_RFLAGS, &(info->ctrl_regs.rflags)); + +#ifdef __V3_64BIT__ + check_vmcs_read(VMCS_GUEST_EFER, &(info->ctrl_regs.efer)); + check_vmcs_read(VMCS_ENTRY_CTRLS, &(vmx_info->entry_ctrls.value)); +#endif + + error = v3_read_vmcs_segments(&(info->segments)); + + /* Save MSRs from MSR SAVE Area (whereever that is...)*/ + + info->msrs.star = vmx_info->msr_area->guest_star.hi; + info->msrs.star <<= 32; + info->msrs.star |= vmx_info->msr_area->guest_star.lo; + + info->msrs.lstar = vmx_info->msr_area->guest_lstar.hi; + info->msrs.lstar <<= 32; + info->msrs.lstar |= vmx_info->msr_area->guest_lstar.lo; + + info->msrs.sfmask = vmx_info->msr_area->guest_fmask.hi; + info->msrs.sfmask <<= 32; + info->msrs.sfmask |= vmx_info->msr_area->guest_fmask.lo; + + info->msrs.kern_gs_base = vmx_info->msr_area->guest_kern_gs.hi; + info->msrs.kern_gs_base <<= 32; + info->msrs.kern_gs_base |= vmx_info->msr_area->guest_kern_gs.lo; + + + return error; +} + + +int v3_vmx_restore_vmcs(struct guest_info * info) { + struct vmx_data * vmx_info = (struct vmx_data *)(info->vmm_data); + int error = 0; + + check_vmcs_write(VMCS_GUEST_RIP, info->rip); + check_vmcs_write(VMCS_GUEST_RSP, info->vm_regs.rsp); + + check_vmcs_write(VMCS_GUEST_CR0, info->ctrl_regs.cr0); + check_vmcs_write(VMCS_CR0_READ_SHDW, info->shdw_pg_state.guest_cr0); + check_vmcs_write(VMCS_GUEST_CR3, info->ctrl_regs.cr3); + check_vmcs_write(VMCS_GUEST_CR4, info->ctrl_regs.cr4); + check_vmcs_write(VMCS_CR4_READ_SHDW, vmx_info->guest_cr4); + check_vmcs_write(VMCS_GUEST_DR7, info->dbg_regs.dr7); + + check_vmcs_write(VMCS_GUEST_RFLAGS, info->ctrl_regs.rflags); + +#ifdef __V3_64BIT__ + check_vmcs_write(VMCS_GUEST_EFER, info->ctrl_regs.efer); + check_vmcs_write(VMCS_ENTRY_CTRLS, vmx_info->entry_ctrls.value); +#endif + + error = v3_write_vmcs_segments(&(info->segments)); + + /* Restore MSRs from MSR SAVE Area (whereever that is...)*/ + + vmx_info->msr_area->guest_star.hi = (info->msrs.star >> 32); + vmx_info->msr_area->guest_star.lo = (info->msrs.star & 0xffffffff); + + vmx_info->msr_area->guest_lstar.hi = (info->msrs.lstar >> 32); + vmx_info->msr_area->guest_lstar.lo = (info->msrs.lstar & 0xffffffff); + + vmx_info->msr_area->guest_fmask.hi = (info->msrs.sfmask >> 32); + vmx_info->msr_area->guest_fmask.lo = (info->msrs.sfmask & 0xffffffff); + + vmx_info->msr_area->guest_kern_gs.hi = (info->msrs.kern_gs_base >> 32); + vmx_info->msr_area->guest_kern_gs.lo = (info->msrs.kern_gs_base & 0xffffffff); + + return error; + +} + + + int v3_update_vmcs_host_state(struct guest_info * info) { int vmx_ret = 0; addr_t tmp; - struct vmx_data * arch_data = (struct vmx_data *)(info->vmm_data); struct v3_msr tmp_msr; + addr_t gdtr_base; + struct { + uint16_t selector; + addr_t base; + } __attribute__((packed)) tmp_seg; +#ifdef __V3_64BIT__ __asm__ __volatile__ ( "movq %%cr0, %0; " : "=q"(tmp) : ); +#else + __asm__ __volatile__ ( "movl %%cr0, %0; " + : "=q"(tmp) + : + ); +#endif vmx_ret |= check_vmcs_write(VMCS_HOST_CR0, tmp); +#ifdef __V3_64BIT__ __asm__ __volatile__ ( "movq %%cr3, %0; " : "=q"(tmp) : ); +#else + __asm__ __volatile__ ( "movl %%cr3, %0; " + : "=q"(tmp) + : + ); +#endif vmx_ret |= check_vmcs_write(VMCS_HOST_CR3, tmp); +#ifdef __V3_64BIT__ __asm__ __volatile__ ( "movq %%cr4, %0; " : "=q"(tmp) : ); +#else + __asm__ __volatile__ ( "movl %%cr4, %0; " + : "=q"(tmp) + : + ); +#endif vmx_ret |= check_vmcs_write(VMCS_HOST_CR4, tmp); + __asm__ __volatile__( + "sgdt (%0);" + : + : "q"(&tmp_seg) + : "memory" + ); + gdtr_base = tmp_seg.base; + vmx_ret |= check_vmcs_write(VMCS_HOST_GDTR_BASE, tmp_seg.base); + + __asm__ __volatile__( + "sidt (%0);" + : + : "q"(&tmp_seg) + : "memory" + ); + vmx_ret |= check_vmcs_write(VMCS_HOST_IDTR_BASE, tmp_seg.base); + + __asm__ __volatile__( + "str (%0);" + : + : "q"(&tmp_seg) + : "memory" + ); + vmx_ret |= check_vmcs_write(VMCS_HOST_TR_SELECTOR, tmp_seg.selector); + + /* The GDTR *index* is bits 3-15 of the selector. */ + { + struct tss_descriptor * desc = NULL; + desc = (struct tss_descriptor *)(gdtr_base + (8 * (tmp_seg.selector >> 3))); + + tmp_seg.base = ((desc->base1) | + (desc->base2 << 16) | + (desc->base3 << 24) | +#ifdef __V3_64BIT__ + ((uint64_t)desc->base4 << 32) +#else + (0) +#endif + ); - vmx_ret |= check_vmcs_write(VMCS_HOST_GDTR_BASE, arch_data->host_state.gdtr.base); - vmx_ret |= check_vmcs_write(VMCS_HOST_IDTR_BASE, arch_data->host_state.idtr.base); - vmx_ret |= check_vmcs_write(VMCS_HOST_TR_BASE, arch_data->host_state.tr.base); - -#define FS_BASE_MSR 0xc0000100 -#define GS_BASE_MSR 0xc0000101 - - // FS.BASE MSR - v3_get_msr(FS_BASE_MSR, &(tmp_msr.hi), &(tmp_msr.lo)); - vmx_ret |= check_vmcs_write(VMCS_HOST_FS_BASE, tmp_msr.value); - - // GS.BASE MSR - v3_get_msr(GS_BASE_MSR, &(tmp_msr.hi), &(tmp_msr.lo)); - vmx_ret |= check_vmcs_write(VMCS_HOST_GS_BASE, tmp_msr.value); - + vmx_ret |= check_vmcs_write(VMCS_HOST_TR_BASE, tmp_seg.base); + } +#ifdef __V3_64BIT__ __asm__ __volatile__ ( "movq %%cs, %0; " : "=q"(tmp) : ); +#else + __asm__ __volatile__ ( "movl %%cs, %0; " + : "=q"(tmp) + : + ); +#endif vmx_ret |= check_vmcs_write(VMCS_HOST_CS_SELECTOR, tmp); +#ifdef __V3_64BIT__ __asm__ __volatile__ ( "movq %%ss, %0; " : "=q"(tmp) : ); +#else + __asm__ __volatile__ ( "movl %%ss, %0; " + : "=q"(tmp) + : + ); +#endif vmx_ret |= check_vmcs_write(VMCS_HOST_SS_SELECTOR, tmp); +#ifdef __V3_64BIT__ __asm__ __volatile__ ( "movq %%ds, %0; " : "=q"(tmp) : ); +#else + __asm__ __volatile__ ( "movl %%ds, %0; " + : "=q"(tmp) + : + ); +#endif vmx_ret |= check_vmcs_write(VMCS_HOST_DS_SELECTOR, tmp); +#ifdef __V3_64BIT__ __asm__ __volatile__ ( "movq %%es, %0; " : "=q"(tmp) : ); +#else + __asm__ __volatile__ ( "movl %%es, %0; " + : "=q"(tmp) + : + ); +#endif vmx_ret |= check_vmcs_write(VMCS_HOST_ES_SELECTOR, tmp); +#ifdef __V3_64BIT__ __asm__ __volatile__ ( "movq %%fs, %0; " : "=q"(tmp) : ); +#else + __asm__ __volatile__ ( "movl %%fs, %0; " + : "=q"(tmp) + : + ); +#endif vmx_ret |= check_vmcs_write(VMCS_HOST_FS_SELECTOR, tmp); +#ifdef __V3_64BIT__ __asm__ __volatile__ ( "movq %%gs, %0; " : "=q"(tmp) : ); +#else + __asm__ __volatile__ ( "movl %%gs, %0; " + : "=q"(tmp) + : + ); +#endif vmx_ret |= check_vmcs_write(VMCS_HOST_GS_SELECTOR, tmp); - vmx_ret |= check_vmcs_write(VMCS_HOST_TR_SELECTOR, arch_data->host_state.tr.selector); - #define SYSENTER_CS_MSR 0x00000174 #define SYSENTER_ESP_MSR 0x00000175 #define SYSENTER_EIP_MSR 0x00000176 +#define FS_BASE_MSR 0xc0000100 +#define GS_BASE_MSR 0xc0000101 +#define EFER_MSR 0xc0000080 + - // SYSENTER CS MSR + // SYSENTER CS MSR v3_get_msr(SYSENTER_CS_MSR, &(tmp_msr.hi), &(tmp_msr.lo)); vmx_ret |= check_vmcs_write(VMCS_HOST_SYSENTER_CS, tmp_msr.lo); @@ -311,200 +501,163 @@ int v3_update_vmcs_host_state(struct guest_info * info) { v3_get_msr(SYSENTER_EIP_MSR, &(tmp_msr.hi), &(tmp_msr.lo)); vmx_ret |= check_vmcs_write(VMCS_HOST_SYSENTER_EIP, tmp_msr.value); - return vmx_ret; -} - - -int v3_load_vmcs_guest_state(struct guest_info * info) -{ - - int error = 0; - - check_vmcs_read(VMCS_GUEST_RIP, &(info->rip)); - check_vmcs_read(VMCS_GUEST_RSP, &(info->vm_regs.rsp)); - - check_vmcs_read(VMCS_GUEST_CR0, &(info->ctrl_regs.cr0)); - check_vmcs_read(VMCS_CR0_READ_SHDW, &(info->shdw_pg_state.guest_cr0)); - check_vmcs_read(VMCS_GUEST_CR3, &(info->ctrl_regs.cr3)); - check_vmcs_read(VMCS_GUEST_CR4, &(info->ctrl_regs.cr4)); - check_vmcs_read(VMCS_GUEST_DR7, &(info->dbg_regs.dr7)); - - check_vmcs_read(VMCS_GUEST_RFLAGS, &(info->ctrl_regs.rflags)); - if (((struct vmx_data *)info->vmm_data)->ia32e_avail) { - check_vmcs_read(VMCS_GUEST_EFER, &(info->ctrl_regs.efer)); - } - // JRL: Add error checking + // FS.BASE MSR + v3_get_msr(FS_BASE_MSR, &(tmp_msr.hi), &(tmp_msr.lo)); + vmx_ret |= check_vmcs_write(VMCS_HOST_FS_BASE, tmp_msr.value); - struct vmcs_segment_access access; - memset(&access, 0, sizeof(access)); + // GS.BASE MSR + v3_get_msr(GS_BASE_MSR, &(tmp_msr.hi), &(tmp_msr.lo)); + vmx_ret |= check_vmcs_write(VMCS_HOST_GS_BASE, tmp_msr.value); - /* CS Segment */ - check_vmcs_read(VMCS_GUEST_CS_BASE, &(info->segments.cs.base)); - check_vmcs_read(VMCS_GUEST_CS_SELECTOR, &(info->segments.cs.selector)); - check_vmcs_read(VMCS_GUEST_CS_LIMIT, &(info->segments.cs.limit)); - check_vmcs_read(VMCS_GUEST_CS_ACCESS, &(access.value)); - translate_access_to_v3_seg(&access, &(info->segments.cs)); + // EFER + v3_get_msr(EFER_MSR, &(tmp_msr.hi), &(tmp_msr.lo)); + vmx_ret |= check_vmcs_write(VMCS_HOST_EFER, tmp_msr.value); - /* SS Segment */ - check_vmcs_read(VMCS_GUEST_SS_BASE, &(info->segments.ss.base)); - check_vmcs_read(VMCS_GUEST_SS_SELECTOR, &(info->segments.ss.selector)); - check_vmcs_read(VMCS_GUEST_SS_LIMIT, &(info->segments.ss.limit)); - check_vmcs_read(VMCS_GUEST_SS_ACCESS, &(access.value)); + // PERF GLOBAL CONTROL - translate_access_to_v3_seg(&access, &(info->segments.ss)); + // PAT - /* DS Segment */ - check_vmcs_read(VMCS_GUEST_DS_BASE, &(info->segments.ds.base)); - check_vmcs_read(VMCS_GUEST_DS_SELECTOR, &(info->segments.ds.selector)); - check_vmcs_read(VMCS_GUEST_DS_LIMIT, &(info->segments.ds.limit)); - check_vmcs_read(VMCS_GUEST_DS_ACCESS, &(access.value)); + v3_get_msr(IA32_PAT_MSR, &(tmp_msr.hi), &(tmp_msr.lo)); + vmx_ret |= check_vmcs_write(VMCS_HOST_PAT, tmp_msr.value); - translate_access_to_v3_seg(&access, &(info->segments.ds)); - /* ES Segment */ - check_vmcs_read(VMCS_GUEST_ES_BASE, &(info->segments.es.base)); - check_vmcs_read(VMCS_GUEST_ES_SELECTOR, &(info->segments.es.selector)); - check_vmcs_read(VMCS_GUEST_ES_LIMIT, &(info->segments.es.limit)); - check_vmcs_read(VMCS_GUEST_ES_ACCESS, &(access.value)); + // save STAR, LSTAR, FMASK, KERNEL_GS_BASE MSRs in MSR load/store area + { + struct vmx_data * vmx_state = (struct vmx_data *)info->vmm_data; + struct vmcs_msr_save_area * msr_entries = vmx_state->msr_area; - translate_access_to_v3_seg(&access, &(info->segments.es)); + + v3_get_msr(IA32_STAR_MSR, &(msr_entries->host_star.hi), &(msr_entries->host_star.lo)); + v3_get_msr(IA32_LSTAR_MSR, &(msr_entries->host_lstar.hi), &(msr_entries->host_lstar.lo)); + v3_get_msr(IA32_FMASK_MSR, &(msr_entries->host_fmask.hi), &(msr_entries->host_fmask.lo)); + v3_get_msr(IA32_KERN_GS_BASE_MSR, &(msr_entries->host_kern_gs.hi), &(msr_entries->host_kern_gs.lo)); + } - /* FS Segment */ - check_vmcs_read(VMCS_GUEST_FS_BASE, &(info->segments.fs.base)); - check_vmcs_read(VMCS_GUEST_FS_SELECTOR, &(info->segments.fs.selector)); - check_vmcs_read(VMCS_GUEST_FS_LIMIT, &(info->segments.fs.limit)); - check_vmcs_read(VMCS_GUEST_FS_ACCESS, &(access.value)); + - translate_access_to_v3_seg(&access, &(info->segments.fs)); - /* GS Segment */ - check_vmcs_read(VMCS_GUEST_GS_BASE, &(info->segments.gs.base)); - check_vmcs_read(VMCS_GUEST_GS_SELECTOR, &(info->segments.gs.selector)); - check_vmcs_read(VMCS_GUEST_GS_LIMIT, &(info->segments.gs.limit)); - check_vmcs_read(VMCS_GUEST_GS_ACCESS, &(access.value)); - translate_access_to_v3_seg(&access, &(info->segments.gs)); + return vmx_ret; +} - /* LDTR Segment */ - check_vmcs_read(VMCS_GUEST_LDTR_BASE, &(info->segments.ldtr.base)); - check_vmcs_read(VMCS_GUEST_LDTR_SELECTOR, &(info->segments.ldtr.selector)); - check_vmcs_read(VMCS_GUEST_LDTR_LIMIT, &(info->segments.ldtr.limit)); - check_vmcs_read(VMCS_GUEST_LDTR_ACCESS, &(access.value)); - translate_access_to_v3_seg(&access, &(info->segments.ldtr)); - /* TR Segment */ - check_vmcs_read(VMCS_GUEST_TR_BASE, &(info->segments.tr.base)); - check_vmcs_read(VMCS_GUEST_TR_SELECTOR, &(info->segments.tr.selector)); - check_vmcs_read(VMCS_GUEST_TR_LIMIT, &(info->segments.tr.limit)); - check_vmcs_read(VMCS_GUEST_TR_ACCESS, &(access.value)); - translate_access_to_v3_seg(&access, &(info->segments.tr)); - /* GDTR Segment */ - check_vmcs_read(VMCS_GUEST_GDTR_BASE, &(info->segments.gdtr.base)); - check_vmcs_read(VMCS_GUEST_GDTR_LIMIT, &(info->segments.gdtr.limit)); - - /* IDTR Segment */ - check_vmcs_read(VMCS_GUEST_IDTR_BASE, &(info->segments.idtr.base)); - check_vmcs_read(VMCS_GUEST_IDTR_LIMIT, &(info->segments.idtr.limit)); - - return error; -} static inline void print_vmcs_field(vmcs_field_t vmcs_index) { int len = v3_vmcs_get_field_len(vmcs_index); addr_t val; if (vmcs_read(vmcs_index, &val) != VMX_SUCCESS) { - PrintError("VMCS_READ error for %s\n", v3_vmcs_field_to_str(vmcs_index)); + PrintError(VM_NONE, VCORE_NONE, "VMCS_READ error for %s\n", v3_vmcs_field_to_str(vmcs_index)); return; }; if (len == 2) { - PrintDebug("\t%s: 0x%.4x\n", v3_vmcs_field_to_str(vmcs_index), (uint16_t)val); + PrintDebug(VM_NONE, VCORE_NONE, "\t%s: 0x%.4x\n", v3_vmcs_field_to_str(vmcs_index), (uint16_t)val); } else if (len == 4) { - PrintDebug("\t%s: 0x%.8x\n", v3_vmcs_field_to_str(vmcs_index), (uint32_t)val); + PrintDebug(VM_NONE, VCORE_NONE, "\t%s: 0x%.8x\n", v3_vmcs_field_to_str(vmcs_index), (uint32_t)val); } else if (len == 8) { - PrintDebug("\t%s: 0x%p\n", v3_vmcs_field_to_str(vmcs_index), (void *)(addr_t)val); + PrintDebug(VM_NONE, VCORE_NONE, "\t%s: 0x%p\n", v3_vmcs_field_to_str(vmcs_index), (void *)(addr_t)val); } } +static void print_vmcs_segments() { + struct v3_segments segs; -static void print_guest_state() -{ - PrintDebug("VMCS_GUEST_STATE\n"); - print_vmcs_field(VMCS_GUEST_RIP); - print_vmcs_field(VMCS_GUEST_RSP); - print_vmcs_field(VMCS_GUEST_RFLAGS); - print_vmcs_field(VMCS_GUEST_CR0); - print_vmcs_field(VMCS_GUEST_CR3); - print_vmcs_field(VMCS_GUEST_CR4); - print_vmcs_field(VMCS_GUEST_DR7); + v3_read_vmcs_segments(&segs); + v3_print_segments(&segs); - PrintDebug("\n"); - - PrintDebug(" ==> CS\n"); + PrintDebug(VM_NONE, VCORE_NONE, " ==> CS\n"); print_vmcs_field(VMCS_GUEST_CS_SELECTOR); print_vmcs_field(VMCS_GUEST_CS_BASE); print_vmcs_field(VMCS_GUEST_CS_LIMIT); print_vmcs_field(VMCS_GUEST_CS_ACCESS); - PrintDebug(" ==> SS\n"); + PrintDebug(VM_NONE, VCORE_NONE, " ==> SS\n"); print_vmcs_field(VMCS_GUEST_SS_SELECTOR); print_vmcs_field(VMCS_GUEST_SS_BASE); print_vmcs_field(VMCS_GUEST_SS_LIMIT); print_vmcs_field(VMCS_GUEST_SS_ACCESS); - PrintDebug(" ==> DS\n"); + PrintDebug(VM_NONE, VCORE_NONE, " ==> DS\n"); print_vmcs_field(VMCS_GUEST_DS_SELECTOR); print_vmcs_field(VMCS_GUEST_DS_BASE); print_vmcs_field(VMCS_GUEST_DS_LIMIT); print_vmcs_field(VMCS_GUEST_DS_ACCESS); - PrintDebug(" ==> ES\n"); + PrintDebug(VM_NONE, VCORE_NONE, " ==> ES\n"); print_vmcs_field(VMCS_GUEST_ES_SELECTOR); print_vmcs_field(VMCS_GUEST_ES_BASE); print_vmcs_field(VMCS_GUEST_ES_LIMIT); print_vmcs_field(VMCS_GUEST_ES_ACCESS); - PrintDebug(" ==> FS\n"); + PrintDebug(VM_NONE, VCORE_NONE, " ==> FS\n"); print_vmcs_field(VMCS_GUEST_FS_SELECTOR); print_vmcs_field(VMCS_GUEST_FS_BASE); print_vmcs_field(VMCS_GUEST_FS_LIMIT); print_vmcs_field(VMCS_GUEST_FS_ACCESS); - PrintDebug(" ==> GS\n"); + PrintDebug(VM_NONE, VCORE_NONE, " ==> GS\n"); print_vmcs_field(VMCS_GUEST_GS_SELECTOR); print_vmcs_field(VMCS_GUEST_GS_BASE); print_vmcs_field(VMCS_GUEST_GS_LIMIT); print_vmcs_field(VMCS_GUEST_GS_ACCESS); - PrintDebug(" ==> LDTR\n"); + PrintDebug(VM_NONE, VCORE_NONE, " ==> LDTR\n"); print_vmcs_field(VMCS_GUEST_LDTR_SELECTOR); print_vmcs_field(VMCS_GUEST_LDTR_BASE); print_vmcs_field(VMCS_GUEST_LDTR_LIMIT); print_vmcs_field(VMCS_GUEST_LDTR_ACCESS); - PrintDebug(" ==> TR\n"); + PrintDebug(VM_NONE, VCORE_NONE, " ==> TR\n"); print_vmcs_field(VMCS_GUEST_TR_SELECTOR); print_vmcs_field(VMCS_GUEST_TR_BASE); print_vmcs_field(VMCS_GUEST_TR_LIMIT); print_vmcs_field(VMCS_GUEST_TR_ACCESS); - PrintDebug(" ==> GDTR\n"); + PrintDebug(VM_NONE, VCORE_NONE, " ==> GDTR\n"); print_vmcs_field(VMCS_GUEST_GDTR_BASE); print_vmcs_field(VMCS_GUEST_GDTR_LIMIT); - PrintDebug(" ==> IDTR\n"); + PrintDebug(VM_NONE, VCORE_NONE, " ==> IDTR\n"); print_vmcs_field(VMCS_GUEST_IDTR_BASE); print_vmcs_field(VMCS_GUEST_IDTR_LIMIT); - PrintDebug("\n"); + +} + + + + +static void print_guest_state() +{ + PrintDebug(VM_NONE, VCORE_NONE, "VMCS_GUEST_STATE\n"); + print_vmcs_field(VMCS_GUEST_RIP); + print_vmcs_field(VMCS_GUEST_RSP); + print_vmcs_field(VMCS_GUEST_RFLAGS); + print_vmcs_field(VMCS_GUEST_CR0); + print_vmcs_field(VMCS_GUEST_CR3); + print_vmcs_field(VMCS_GUEST_CR4); + print_vmcs_field(VMCS_GUEST_DR7); + + // if save IA32_EFER + print_vmcs_field(VMCS_GUEST_EFER); +#ifdef __V3_32BIT__ + print_vmcs_field(VMCS_GUEST_EFER_HIGH); +#endif + + + PrintDebug(VM_NONE, VCORE_NONE, "\n"); + + print_vmcs_segments(); + + PrintDebug(VM_NONE, VCORE_NONE, "\n"); print_vmcs_field(VMCS_GUEST_DBG_CTL); #ifdef __V3_32BIT__ @@ -514,6 +667,14 @@ static void print_guest_state() print_vmcs_field(VMCS_GUEST_SYSENTER_ESP); print_vmcs_field(VMCS_GUEST_SYSENTER_EIP); + + // if save IA32_PAT + print_vmcs_field(VMCS_GUEST_PAT); +#ifdef __V3_32BIT__ + print_vmcs_field(VMCS_GUEST_PAT_HIGH); +#endif + + //if load IA32_PERF_GLOBAL_CTRL print_vmcs_field(VMCS_GUEST_PERF_GLOBAL_CTRL); #ifdef __V3_32BIT__ print_vmcs_field(VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH); @@ -522,17 +683,22 @@ static void print_guest_state() print_vmcs_field(VMCS_GUEST_SMBASE); - PrintDebug("GUEST_NON_REGISTER_STATE\n"); + + + PrintDebug(VM_NONE, VCORE_NONE, "GUEST_NON_REGISTER_STATE\n"); print_vmcs_field(VMCS_GUEST_ACTIVITY_STATE); print_vmcs_field(VMCS_GUEST_INT_STATE); print_vmcs_field(VMCS_GUEST_PENDING_DBG_EXCP); + // if VMX preempt timer + print_vmcs_field(VMCS_PREEMPT_TIMER); + } static void print_host_state() { - PrintDebug("VMCS_HOST_STATE\n"); + PrintDebug(VM_NONE, VCORE_NONE, "VMCS_HOST_STATE\n"); print_vmcs_field(VMCS_HOST_RIP); print_vmcs_field(VMCS_HOST_RSP); @@ -540,7 +706,16 @@ static void print_host_state() print_vmcs_field(VMCS_HOST_CR3); print_vmcs_field(VMCS_HOST_CR4); - PrintDebug("\n"); + + + // if load IA32_EFER + print_vmcs_field(VMCS_HOST_EFER); +#ifdef __V3_32BIT__ + print_vmcs_field(VMCS_HOST_EFER_HIGH); +#endif + + + PrintDebug(VM_NONE, VCORE_NONE, "\n"); print_vmcs_field(VMCS_HOST_CS_SELECTOR); print_vmcs_field(VMCS_HOST_SS_SELECTOR); print_vmcs_field(VMCS_HOST_DS_SELECTOR); @@ -549,18 +724,26 @@ static void print_host_state() print_vmcs_field(VMCS_HOST_GS_SELECTOR); print_vmcs_field(VMCS_HOST_TR_SELECTOR); - PrintDebug("\n"); + PrintDebug(VM_NONE, VCORE_NONE, "\n"); print_vmcs_field(VMCS_HOST_FS_BASE); print_vmcs_field(VMCS_HOST_GS_BASE); print_vmcs_field(VMCS_HOST_TR_BASE); print_vmcs_field(VMCS_HOST_GDTR_BASE); print_vmcs_field(VMCS_HOST_IDTR_BASE); - PrintDebug("\n"); + PrintDebug(VM_NONE, VCORE_NONE, "\n"); print_vmcs_field(VMCS_HOST_SYSENTER_CS); print_vmcs_field(VMCS_HOST_SYSENTER_ESP); print_vmcs_field(VMCS_HOST_SYSENTER_EIP); + + // if load IA32_PAT + print_vmcs_field(VMCS_HOST_PAT); +#ifdef __V3_32BIT__ + print_vmcs_field(VMCS_HOST_PAT_HIGH); +#endif + + // if load IA32_PERF_GLOBAL_CTRL print_vmcs_field(VMCS_HOST_PERF_GLOBAL_CTRL); #ifdef __V3_32BIT__ print_vmcs_field(VMCS_HOST_PERF_GLOBAL_CTRL_HIGH); @@ -569,9 +752,11 @@ static void print_host_state() static void print_exec_ctrls() { - PrintDebug("VMCS_EXEC_CTRL_FIELDS\n"); + PrintDebug(VM_NONE, VCORE_NONE, "VMCS_EXEC_CTRL_FIELDS\n"); print_vmcs_field(VMCS_PIN_CTRLS); print_vmcs_field(VMCS_PROC_CTRLS); + + // if activate secondary controls print_vmcs_field(VMCS_SEC_PROC_CTRLS); print_vmcs_field(VMCS_EXCP_BITMAP); @@ -582,6 +767,7 @@ static void print_exec_ctrls() { #ifdef __V3_32BIT__ print_vmcs_field(VMCS_IO_BITMAP_A_ADDR_HIGH); #endif + print_vmcs_field(VMCS_IO_BITMAP_B_ADDR); #ifdef __V3_32BIT__ print_vmcs_field(VMCS_IO_BITMAP_B_ADDR_HIGH); @@ -592,7 +778,7 @@ static void print_exec_ctrls() { print_vmcs_field(VMCS_TSC_OFFSET_HIGH); #endif - PrintDebug("\n"); + PrintDebug(VM_NONE, VCORE_NONE, "\n"); print_vmcs_field(VMCS_CR0_MASK); print_vmcs_field(VMCS_CR0_READ_SHDW); @@ -605,20 +791,28 @@ static void print_exec_ctrls() { print_vmcs_field(VMCS_CR3_TGT_VAL_2); print_vmcs_field(VMCS_CR3_TGT_VAL_3); - PrintDebug("\n"); + // Check max number of CR3 targets... may continue... + + PrintDebug(VM_NONE, VCORE_NONE, "\n"); + + // if virtualize apic accesses print_vmcs_field(VMCS_APIC_ACCESS_ADDR); #ifdef __V3_32BIT__ print_vmcs_field(VMCS_APIC_ACCESS_ADDR_HIGH); #endif + // if use tpr shadow print_vmcs_field(VMCS_VAPIC_ADDR); #ifdef __V3_32BIT__ print_vmcs_field(VMCS_VAPIC_ADDR_HIGH); #endif + // if use tpr shadow print_vmcs_field(VMCS_TPR_THRESHOLD); + + // if use MSR bitmaps print_vmcs_field(VMCS_MSR_BITMAP); #ifdef __V3_32BIT__ print_vmcs_field(VMCS_MSR_BITMAP_HIGH); @@ -628,11 +822,55 @@ static void print_exec_ctrls() { #ifdef __V3_32BIT__ print_vmcs_field(VMCS_EXEC_PTR_HIGH); #endif + + +} + +static void print_ept_state() { + V3_Print(VM_NONE, VCORE_NONE, "VMCS EPT INFO\n"); + + // if enable vpid + print_vmcs_field(VMCS_VPID); + + print_vmcs_field(VMCS_EPT_PTR); +#ifdef __V3_32BIT__ + print_vmcs_field(VMCS_EPT_PTR_HIGH); +#endif + + print_vmcs_field(VMCS_GUEST_PHYS_ADDR); +#ifdef __V3_32BIT__ + print_vmcs_field(VMCS_GUEST_PHYS_ADDR_HIGH); +#endif + + + + print_vmcs_field(VMCS_GUEST_PDPTE0); +#ifdef __V3_32BIT__ + print_vmcs_field(VMCS_GUEST_PDPTE0_HIGH); +#endif + + print_vmcs_field(VMCS_GUEST_PDPTE1); +#ifdef __V3_32BIT__ + print_vmcs_field(VMCS_GUEST_PDPTE1_HIGH); +#endif + + print_vmcs_field(VMCS_GUEST_PDPTE2); +#ifdef __V3_32BIT__ + print_vmcs_field(VMCS_GUEST_PDPTE2_HIGH); +#endif + + print_vmcs_field(VMCS_GUEST_PDPTE3); +#ifdef __V3_32BIT__ + print_vmcs_field(VMCS_GUEST_PDPTE3_HIGH); +#endif + + + } static void print_exit_ctrls() { - PrintDebug("VMCS_EXIT_CTRLS\n"); + PrintDebug(VM_NONE, VCORE_NONE, "VMCS_EXIT_CTRLS\n"); print_vmcs_field(VMCS_EXIT_CTRLS); @@ -649,11 +887,16 @@ static void print_exit_ctrls() { print_vmcs_field(VMCS_EXIT_MSR_LOAD_ADDR_HIGH); #endif + + // if pause loop exiting + print_vmcs_field(VMCS_PLE_GAP); + print_vmcs_field(VMCS_PLE_WINDOW); + } static void print_entry_ctrls() { - PrintDebug("VMCS_ENTRY_CTRLS\n"); + PrintDebug(VM_NONE, VCORE_NONE, "VMCS_ENTRY_CTRLS\n"); print_vmcs_field(VMCS_ENTRY_CTRLS); @@ -672,7 +915,7 @@ static void print_entry_ctrls() { static void print_exit_info() { - PrintDebug("VMCS_EXIT_INFO\n"); + PrintDebug(VM_NONE, VCORE_NONE, "VMCS_EXIT_INFO\n"); print_vmcs_field(VMCS_EXIT_REASON); print_vmcs_field(VMCS_EXIT_QUAL); @@ -707,175 +950,39 @@ void v3_print_vmcs() { print_guest_state(); print_host_state(); + print_ept_state(); + print_exec_ctrls(); print_exit_ctrls(); print_entry_ctrls(); print_exit_info(); - - - } /* * Returns the field length in bytes + * It doesn't get much uglier than this... Thanks Intel */ int v3_vmcs_get_field_len(vmcs_field_t field) { - switch(field) { - /* 16 bit Control Fields */ - case VMCS_GUEST_ES_SELECTOR: - case VMCS_GUEST_CS_SELECTOR: - case VMCS_GUEST_SS_SELECTOR: - case VMCS_GUEST_DS_SELECTOR: - case VMCS_GUEST_FS_SELECTOR: - case VMCS_GUEST_GS_SELECTOR: - case VMCS_GUEST_LDTR_SELECTOR: - case VMCS_GUEST_TR_SELECTOR: - case VMCS_HOST_ES_SELECTOR: - case VMCS_HOST_CS_SELECTOR: - case VMCS_HOST_SS_SELECTOR: - case VMCS_HOST_DS_SELECTOR: - case VMCS_HOST_FS_SELECTOR: - case VMCS_HOST_GS_SELECTOR: - case VMCS_HOST_TR_SELECTOR: - return 2; - - /* 32 bit Control Fields */ - case VMCS_PIN_CTRLS: - case VMCS_PROC_CTRLS: - case VMCS_SEC_PROC_CTRLS: - case VMCS_EXCP_BITMAP: - case VMCS_PG_FAULT_ERR_MASK: - case VMCS_PG_FAULT_ERR_MATCH: - case VMCS_CR3_TGT_CNT: - case VMCS_EXIT_CTRLS: - case VMCS_EXIT_MSR_STORE_CNT: - case VMCS_EXIT_MSR_LOAD_CNT: - case VMCS_ENTRY_CTRLS: - case VMCS_ENTRY_MSR_LOAD_CNT: - case VMCS_ENTRY_INT_INFO: - case VMCS_ENTRY_EXCP_ERR: - case VMCS_ENTRY_INSTR_LEN: - case VMCS_TPR_THRESHOLD: - case VMCS_INSTR_ERR: - case VMCS_EXIT_REASON: - case VMCS_EXIT_INT_INFO: - case VMCS_EXIT_INT_ERR: - case VMCS_IDT_VECTOR_INFO: - case VMCS_IDT_VECTOR_ERR: - case VMCS_EXIT_INSTR_LEN: - case VMCS_EXIT_INSTR_INFO: - case VMCS_GUEST_ES_LIMIT: - case VMCS_GUEST_CS_LIMIT: - case VMCS_GUEST_SS_LIMIT: - case VMCS_GUEST_DS_LIMIT: - case VMCS_GUEST_FS_LIMIT: - case VMCS_GUEST_GS_LIMIT: - case VMCS_GUEST_LDTR_LIMIT: - case VMCS_GUEST_TR_LIMIT: - case VMCS_GUEST_GDTR_LIMIT: - case VMCS_GUEST_IDTR_LIMIT: - case VMCS_GUEST_ES_ACCESS: - case VMCS_GUEST_CS_ACCESS: - case VMCS_GUEST_SS_ACCESS: - case VMCS_GUEST_DS_ACCESS: - case VMCS_GUEST_FS_ACCESS: - case VMCS_GUEST_GS_ACCESS: - case VMCS_GUEST_LDTR_ACCESS: - case VMCS_GUEST_TR_ACCESS: - case VMCS_GUEST_INT_STATE: - case VMCS_GUEST_ACTIVITY_STATE: - case VMCS_GUEST_SMBASE: - case VMCS_GUEST_SYSENTER_CS: - case VMCS_HOST_SYSENTER_CS: - return 4; - + struct vmcs_field_encoding * enc = (struct vmcs_field_encoding *)&field; - /* high bits of variable width fields - * We can probably just delete most of these.... - */ - case VMCS_IO_BITMAP_A_ADDR_HIGH: - case VMCS_IO_BITMAP_B_ADDR_HIGH: - case VMCS_MSR_BITMAP_HIGH: - case VMCS_EXIT_MSR_STORE_ADDR_HIGH: - case VMCS_EXIT_MSR_LOAD_ADDR_HIGH: - case VMCS_ENTRY_MSR_LOAD_ADDR_HIGH: - case VMCS_EXEC_PTR_HIGH: - case VMCS_TSC_OFFSET_HIGH: - case VMCS_VAPIC_ADDR_HIGH: - case VMCS_APIC_ACCESS_ADDR_HIGH: - case VMCS_LINK_PTR_HIGH: - case VMCS_GUEST_DBG_CTL_HIGH: - case VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH: - case VMCS_HOST_PERF_GLOBAL_CTRL_HIGH: + switch (enc->width) { + case 0: + return 2; + case 1: { + if (enc->access_type == 1) { + return 4; + } else { + return sizeof(addr_t); + } + } + case 2: return 4; - - /* Natural Width Control Fields */ - case VMCS_IO_BITMAP_A_ADDR: - case VMCS_IO_BITMAP_B_ADDR: - case VMCS_MSR_BITMAP: - case VMCS_EXIT_MSR_STORE_ADDR: - case VMCS_EXIT_MSR_LOAD_ADDR: - case VMCS_ENTRY_MSR_LOAD_ADDR: - case VMCS_EXEC_PTR: - case VMCS_TSC_OFFSET: - case VMCS_VAPIC_ADDR: - case VMCS_APIC_ACCESS_ADDR: - case VMCS_LINK_PTR: - case VMCS_GUEST_DBG_CTL: - case VMCS_GUEST_PERF_GLOBAL_CTRL: - case VMCS_HOST_PERF_GLOBAL_CTRL: - case VMCS_CR0_MASK: - case VMCS_CR4_MASK: - case VMCS_CR0_READ_SHDW: - case VMCS_CR4_READ_SHDW: - case VMCS_CR3_TGT_VAL_0: - case VMCS_CR3_TGT_VAL_1: - case VMCS_CR3_TGT_VAL_2: - case VMCS_CR3_TGT_VAL_3: - case VMCS_EXIT_QUAL: - case VMCS_IO_RCX: - case VMCS_IO_RSI: - case VMCS_IO_RDI: - case VMCS_IO_RIP: - case VMCS_GUEST_LINEAR_ADDR: - case VMCS_GUEST_CR0: - case VMCS_GUEST_CR3: - case VMCS_GUEST_CR4: - case VMCS_GUEST_ES_BASE: - case VMCS_GUEST_CS_BASE: - case VMCS_GUEST_SS_BASE: - case VMCS_GUEST_DS_BASE: - case VMCS_GUEST_FS_BASE: - case VMCS_GUEST_GS_BASE: - case VMCS_GUEST_LDTR_BASE: - case VMCS_GUEST_TR_BASE: - case VMCS_GUEST_GDTR_BASE: - case VMCS_GUEST_IDTR_BASE: - case VMCS_GUEST_DR7: - case VMCS_GUEST_RSP: - case VMCS_GUEST_RIP: - case VMCS_GUEST_RFLAGS: - case VMCS_GUEST_PENDING_DBG_EXCP: - case VMCS_GUEST_SYSENTER_ESP: - case VMCS_GUEST_SYSENTER_EIP: - case VMCS_HOST_CR0: - case VMCS_HOST_CR3: - case VMCS_HOST_CR4: - case VMCS_HOST_FS_BASE: - case VMCS_HOST_GS_BASE: - case VMCS_HOST_TR_BASE: - case VMCS_HOST_GDTR_BASE: - case VMCS_HOST_IDTR_BASE: - case VMCS_HOST_SYSENTER_ESP: - case VMCS_HOST_SYSENTER_EIP: - case VMCS_HOST_RSP: - case VMCS_HOST_RIP: + case 3: return sizeof(addr_t); - default: - PrintError("Invalid VMCS field\n"); + PrintError(VM_NONE, VCORE_NONE, "Invalid VMCS field: 0x%x\n", field); return -1; } } @@ -890,7 +997,7 @@ int v3_vmcs_get_field_len(vmcs_field_t field) { - +static const char VMCS_VPID_STR[] = "VPID"; static const char VMCS_GUEST_ES_SELECTOR_STR[] = "GUEST_ES_SELECTOR"; static const char VMCS_GUEST_CS_SELECTOR_STR[] = "GUEST_CS_SELECTOR"; static const char VMCS_GUEST_SS_SELECTOR_STR[] = "GUEST_SS_SELECTOR"; @@ -926,12 +1033,32 @@ static const char VMCS_VAPIC_ADDR_STR[] = "VAPIC_PAGE_ADDR"; static const char VMCS_VAPIC_ADDR_HIGH_STR[] = "VAPIC_PAGE_ADDR_HIGH"; static const char VMCS_APIC_ACCESS_ADDR_STR[] = "APIC_ACCESS_ADDR"; static const char VMCS_APIC_ACCESS_ADDR_HIGH_STR[] = "APIC_ACCESS_ADDR_HIGH"; +static const char VMCS_EPT_PTR_STR[] = "VMCS_EPT_PTR"; +static const char VMCS_EPT_PTR_HIGH_STR[] = "VMCS_EPT_PTR_HIGH"; +static const char VMCS_GUEST_PHYS_ADDR_STR[] = "VMCS_GUEST_PHYS_ADDR"; +static const char VMCS_GUEST_PHYS_ADDR_HIGH_STR[] = "VMCS_GUEST_PHYS_ADDR_HIGH"; static const char VMCS_LINK_PTR_STR[] = "VMCS_LINK_PTR"; static const char VMCS_LINK_PTR_HIGH_STR[] = "VMCS_LINK_PTR_HIGH"; static const char VMCS_GUEST_DBG_CTL_STR[] = "GUEST_DEBUG_CTL"; static const char VMCS_GUEST_DBG_CTL_HIGH_STR[] = "GUEST_DEBUG_CTL_HIGH"; +static const char VMCS_GUEST_PAT_STR[] = "GUEST_PAT"; +static const char VMCS_GUEST_PAT_HIGH_STR[] = "GUEST_PAT_HIGH"; +static const char VMCS_GUEST_EFER_STR[] = "GUEST_EFER"; +static const char VMCS_GUEST_EFER_HIGH_STR[] = "GUEST_EFER_HIGH"; static const char VMCS_GUEST_PERF_GLOBAL_CTRL_STR[] = "GUEST_PERF_GLOBAL_CTRL"; static const char VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH_STR[] = "GUEST_PERF_GLOBAL_CTRL_HIGH"; +static const char VMCS_GUEST_PDPTE0_STR[] = "GUEST_PDPTE0"; +static const char VMCS_GUEST_PDPTE0_HIGH_STR[] = "GUEST_PDPTE0_HIGH"; +static const char VMCS_GUEST_PDPTE1_STR[] = "GUEST_PDPTE1"; +static const char VMCS_GUEST_PDPTE1_HIGH_STR[] = "GUEST_PDPTE1_HIGH"; +static const char VMCS_GUEST_PDPTE2_STR[] = "GUEST_PDPTE2"; +static const char VMCS_GUEST_PDPTE2_HIGH_STR[] = "GUEST_PDPTE2_HIGH"; +static const char VMCS_GUEST_PDPTE3_STR[] = "GUEST_PDPTE3"; +static const char VMCS_GUEST_PDPTE3_HIGH_STR[] = "GUEST_PDPTE3_HIGH"; +static const char VMCS_HOST_PAT_STR[] = "HOST_PAT"; +static const char VMCS_HOST_PAT_HIGH_STR[] = "HOST_PAT_HIGH"; +static const char VMCS_HOST_EFER_STR[] = "VMCS_HOST_EFER"; +static const char VMCS_HOST_EFER_HIGH_STR[] = "VMCS_HOST_EFER_HIGH"; static const char VMCS_HOST_PERF_GLOBAL_CTRL_STR[] = "HOST_PERF_GLOBAL_CTRL"; static const char VMCS_HOST_PERF_GLOBAL_CTRL_HIGH_STR[] = "HOST_PERF_GLOBAL_CTRL_HIGH"; static const char VMCS_PIN_CTRLS_STR[] = "PIN_VM_EXEC_CTRLS"; @@ -950,6 +1077,8 @@ static const char VMCS_ENTRY_EXCP_ERR_STR[] = "VM_ENTRY_EXCEPTION_ERROR"; static const char VMCS_ENTRY_INSTR_LEN_STR[] = "VM_ENTRY_INSTR_LENGTH"; static const char VMCS_TPR_THRESHOLD_STR[] = "TPR_THRESHOLD"; static const char VMCS_SEC_PROC_CTRLS_STR[] = "VMCS_SEC_PROC_CTRLS"; +static const char VMCS_PLE_GAP_STR[] = "PLE_GAP"; +static const char VMCS_PLE_WINDOW_STR[] = "PLE_WINDOW"; static const char VMCS_INSTR_ERR_STR[] = "VM_INSTR_ERROR"; static const char VMCS_EXIT_REASON_STR[] = "EXIT_REASON"; static const char VMCS_EXIT_INT_INFO_STR[] = "VM_EXIT_INT_INFO"; @@ -980,6 +1109,7 @@ static const char VMCS_GUEST_INT_STATE_STR[] = "GUEST_INT_STATE"; static const char VMCS_GUEST_ACTIVITY_STATE_STR[] = "GUEST_ACTIVITY_STATE"; static const char VMCS_GUEST_SMBASE_STR[] = "GUEST_SMBASE"; static const char VMCS_GUEST_SYSENTER_CS_STR[] = "GUEST_SYSENTER_CS"; +static const char VMCS_PREEMPT_TIMER_STR[] = "PREEMPT_TIMER"; static const char VMCS_HOST_SYSENTER_CS_STR[] = "HOST_SYSENTER_CS"; static const char VMCS_CR0_MASK_STR[] = "CR0_GUEST_HOST_MASK"; static const char VMCS_CR4_MASK_STR[] = "CR4_GUEST_HOST_MASK"; @@ -1032,6 +1162,8 @@ static const char VMCS_HOST_RIP_STR[] = "HOST_RIP"; const char * v3_vmcs_field_to_str(vmcs_field_t field) { switch (field) { + case VMCS_VPID: + return VMCS_VPID_STR; case VMCS_GUEST_ES_SELECTOR: return VMCS_GUEST_ES_SELECTOR_STR; case VMCS_GUEST_CS_SELECTOR: @@ -1102,6 +1234,14 @@ const char * v3_vmcs_field_to_str(vmcs_field_t field) { return VMCS_APIC_ACCESS_ADDR_STR; case VMCS_APIC_ACCESS_ADDR_HIGH: return VMCS_APIC_ACCESS_ADDR_HIGH_STR; + case VMCS_EPT_PTR: + return VMCS_EPT_PTR_STR; + case VMCS_EPT_PTR_HIGH: + return VMCS_EPT_PTR_HIGH_STR; + case VMCS_GUEST_PHYS_ADDR: + return VMCS_GUEST_PHYS_ADDR_STR; + case VMCS_GUEST_PHYS_ADDR_HIGH: + return VMCS_GUEST_PHYS_ADDR_HIGH_STR; case VMCS_LINK_PTR: return VMCS_LINK_PTR_STR; case VMCS_LINK_PTR_HIGH: @@ -1110,10 +1250,42 @@ const char * v3_vmcs_field_to_str(vmcs_field_t field) { return VMCS_GUEST_DBG_CTL_STR; case VMCS_GUEST_DBG_CTL_HIGH: return VMCS_GUEST_DBG_CTL_HIGH_STR; - case VMCS_GUEST_PERF_GLOBAL_CTRL: + case VMCS_GUEST_PAT: + return VMCS_GUEST_PAT_STR; + case VMCS_GUEST_PAT_HIGH: + return VMCS_GUEST_PAT_HIGH_STR; + case VMCS_GUEST_EFER: + return VMCS_GUEST_EFER_STR; + case VMCS_GUEST_EFER_HIGH: + return VMCS_GUEST_EFER_HIGH_STR; + case VMCS_GUEST_PERF_GLOBAL_CTRL: return VMCS_GUEST_PERF_GLOBAL_CTRL_STR; case VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH: return VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH_STR; + case VMCS_GUEST_PDPTE0: + return VMCS_GUEST_PDPTE0_STR; + case VMCS_GUEST_PDPTE0_HIGH: + return VMCS_GUEST_PDPTE0_HIGH_STR; + case VMCS_GUEST_PDPTE1: + return VMCS_GUEST_PDPTE1_STR; + case VMCS_GUEST_PDPTE1_HIGH: + return VMCS_GUEST_PDPTE1_HIGH_STR; + case VMCS_GUEST_PDPTE2: + return VMCS_GUEST_PDPTE2_STR; + case VMCS_GUEST_PDPTE2_HIGH: + return VMCS_GUEST_PDPTE2_HIGH_STR; + case VMCS_GUEST_PDPTE3: + return VMCS_GUEST_PDPTE3_STR; + case VMCS_GUEST_PDPTE3_HIGH: + return VMCS_GUEST_PDPTE3_HIGH_STR; + case VMCS_HOST_PAT: + return VMCS_HOST_PAT_STR; + case VMCS_HOST_PAT_HIGH: + return VMCS_HOST_PAT_HIGH_STR; + case VMCS_HOST_EFER: + return VMCS_HOST_EFER_STR; + case VMCS_HOST_EFER_HIGH: + return VMCS_HOST_EFER_HIGH_STR; case VMCS_HOST_PERF_GLOBAL_CTRL: return VMCS_HOST_PERF_GLOBAL_CTRL_STR; case VMCS_HOST_PERF_GLOBAL_CTRL_HIGH: @@ -1150,6 +1322,10 @@ const char * v3_vmcs_field_to_str(vmcs_field_t field) { return VMCS_TPR_THRESHOLD_STR; case VMCS_SEC_PROC_CTRLS: return VMCS_SEC_PROC_CTRLS_STR; + case VMCS_PLE_GAP: + return VMCS_PLE_GAP_STR; + case VMCS_PLE_WINDOW: + return VMCS_PLE_WINDOW_STR; case VMCS_INSTR_ERR: return VMCS_INSTR_ERR_STR; case VMCS_EXIT_REASON: @@ -1210,7 +1386,9 @@ const char * v3_vmcs_field_to_str(vmcs_field_t field) { return VMCS_GUEST_SMBASE_STR; case VMCS_GUEST_SYSENTER_CS: return VMCS_GUEST_SYSENTER_CS_STR; - case VMCS_HOST_SYSENTER_CS: + case VMCS_PREEMPT_TIMER: + return VMCS_PREEMPT_TIMER_STR; + case VMCS_HOST_SYSENTER_CS: return VMCS_HOST_SYSENTER_CS_STR; case VMCS_CR0_MASK: return VMCS_CR0_MASK_STR;