Palacios Public Git Repository

To checkout Palacios execute

  git clone http://v3vee.org/palacios/palacios.web/palacios.git
This will give you the master branch. You probably want the devel branch or one of the release branches. To switch to the devel branch, simply execute
  cd palacios
  git checkout --track -b devel origin/devel
The other branches are similar.


moved vmm_lowlevel.asm to C header file vmm_lowlevel.h
[palacios.git] / palacios / src / palacios / vmcb.c
index 3933fc1..a2eae49 100644 (file)
@@ -1,8 +1,90 @@
+/* 
+ * 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 <jarusl@cs.northwestern.edu> 
+ * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org> 
+ * All rights reserved.
+ *
+ * Author: Jack Lange <jarusl@cs.northwestern.edu>
+ *
+ * This is free software.  You are permitted to use,
+ * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
+ */
+
 #include <palacios/vmcb.h>
 #include <palacios/vmm.h>
 #include <palacios/vmm_util.h>
 
 
+
+void set_vmcb_segment(struct vmcb_selector * vmcb_seg, struct v3_segment * seg) {
+  vmcb_seg->selector = seg->selector;
+  vmcb_seg->limit = seg->limit;
+  vmcb_seg->base = seg->base;
+  vmcb_seg->attrib.fields.type = seg->type;
+  vmcb_seg->attrib.fields.S = seg->system;
+  vmcb_seg->attrib.fields.dpl = seg->dpl;
+  vmcb_seg->attrib.fields.P = seg->present;
+  vmcb_seg->attrib.fields.avl = seg->avail;
+  vmcb_seg->attrib.fields.L = seg->long_mode;
+  vmcb_seg->attrib.fields.db = seg->db;
+  vmcb_seg->attrib.fields.G = seg->granularity;
+}
+
+
+void get_vmcb_segment(struct vmcb_selector * vmcb_seg, struct v3_segment * seg) {
+  seg->selector = vmcb_seg->selector;
+  seg->limit = vmcb_seg->limit;
+  seg->base = vmcb_seg->base;
+  seg->type = vmcb_seg->attrib.fields.type;
+  seg->system = vmcb_seg->attrib.fields.S;
+  seg->dpl = vmcb_seg->attrib.fields.dpl;
+  seg->present = vmcb_seg->attrib.fields.P;
+  seg->avail = vmcb_seg->attrib.fields.avl;
+  seg->long_mode = vmcb_seg->attrib.fields.L;
+  seg->db = vmcb_seg->attrib.fields.db;
+  seg->granularity = vmcb_seg->attrib.fields.G;
+}
+
+
+void set_vmcb_segments(vmcb_t * vmcb, struct v3_segments * segs) {
+  vmcb_saved_state_t * guest_area = GET_VMCB_SAVE_STATE_AREA(vmcb);
+
+  set_vmcb_segment(&(guest_area->cs), &(segs->cs));
+  set_vmcb_segment(&(guest_area->ds), &(segs->ds));
+  set_vmcb_segment(&(guest_area->es), &(segs->es));
+  set_vmcb_segment(&(guest_area->fs), &(segs->fs));
+  set_vmcb_segment(&(guest_area->gs), &(segs->gs));
+  set_vmcb_segment(&(guest_area->ss), &(segs->ss));
+  set_vmcb_segment(&(guest_area->ldtr), &(segs->ldtr));
+  set_vmcb_segment(&(guest_area->gdtr), &(segs->gdtr));
+  set_vmcb_segment(&(guest_area->idtr), &(segs->idtr));
+  set_vmcb_segment(&(guest_area->tr), &(segs->tr));
+}
+
+
+void get_vmcb_segments(vmcb_t * vmcb, struct v3_segments * segs) {
+  vmcb_saved_state_t * guest_area = GET_VMCB_SAVE_STATE_AREA(vmcb);
+
+  get_vmcb_segment(&(guest_area->cs), &(segs->cs));
+  get_vmcb_segment(&(guest_area->ds), &(segs->ds));
+  get_vmcb_segment(&(guest_area->es), &(segs->es));
+  get_vmcb_segment(&(guest_area->fs), &(segs->fs));
+  get_vmcb_segment(&(guest_area->gs), &(segs->gs));
+  get_vmcb_segment(&(guest_area->ss), &(segs->ss));
+  get_vmcb_segment(&(guest_area->ldtr), &(segs->ldtr));
+  get_vmcb_segment(&(guest_area->gdtr), &(segs->gdtr));
+  get_vmcb_segment(&(guest_area->idtr), &(segs->idtr));
+  get_vmcb_segment(&(guest_area->tr), &(segs->tr));
+}
+
+
 void PrintDebugVMCB(vmcb_t * vmcb) {
   reg_ex_t tmp_reg;
 
@@ -12,80 +94,80 @@ void PrintDebugVMCB(vmcb_t * vmcb) {
   PrintDebug("VMCB (0x%.8x)\n", vmcb);
 
   PrintDebug("--Control Area--\n");
-  PrintDebug("CR Reads: %x\n", ctrl_area->cr_reads.bitmap);
-  PrintDebug("CR Writes: %x\n", ctrl_area->cr_writes.bitmap);
-  PrintDebug("DR Reads: %x\n", ctrl_area->dr_reads.bitmap);
-  PrintDebug("DR Writes: %x\n", ctrl_area->dr_writes.bitmap);
-
-  PrintDebug("Exception Bitmap: %x (at 0x%.8x)\n", ctrl_area->exceptions.bitmap, &(ctrl_area->exceptions));
-  PrintDebug("\tDivide-by-Zero: %d\n", ctrl_area->exceptions.ex_names.de);
-  PrintDebug("\tDebug: %d\n", ctrl_area->exceptions.ex_names.db);
-  PrintDebug("\tNon-maskable interrupts: %d\n", ctrl_area->exceptions.ex_names.nmi);
-  PrintDebug("\tBreakpoint: %d\n", ctrl_area->exceptions.ex_names.bp);
-  PrintDebug("\tOverflow: %d\n", ctrl_area->exceptions.ex_names.of);
-  PrintDebug("\tBound-Range: %d\n", ctrl_area->exceptions.ex_names.br);
-  PrintDebug("\tInvalid Opcode: %d\n", ctrl_area->exceptions.ex_names.ud);
-  PrintDebug("\tDevice not available: %d\n", ctrl_area->exceptions.ex_names.nm);
-  PrintDebug("\tDouble Fault: %d\n", ctrl_area->exceptions.ex_names.df);
-  PrintDebug("\tInvalid TSS: %d\n", ctrl_area->exceptions.ex_names.ts);
-  PrintDebug("\tSegment not present: %d\n", ctrl_area->exceptions.ex_names.np);
-  PrintDebug("\tStack: %d\n", ctrl_area->exceptions.ex_names.ss);
-  PrintDebug("\tGPF: %d\n", ctrl_area->exceptions.ex_names.gp);
-  PrintDebug("\tPage Fault: %d\n", ctrl_area->exceptions.ex_names.pf);
-  PrintDebug("\tFloating Point: %d\n", ctrl_area->exceptions.ex_names.mf);
-  PrintDebug("\tAlignment Check: %d\n", ctrl_area->exceptions.ex_names.ac);
-  PrintDebug("\tMachine Check: %d\n", ctrl_area->exceptions.ex_names.mc);
-  PrintDebug("\tSIMD floating point: %d\n", ctrl_area->exceptions.ex_names.xf);
-  PrintDebug("\tSecurity: %d\n", ctrl_area->exceptions.ex_names.sx);
-
-  PrintDebug("Instructions bitmap: %.8x (at 0x%.8x)\n", ctrl_area->instrs.bitmap, &(ctrl_area->instrs));
-  PrintDebug("\tINTR: %d\n", ctrl_area->instrs.instrs.INTR);
-  PrintDebug("\tNMI: %d\n", ctrl_area->instrs.instrs.NMI);
-  PrintDebug("\tSMI: %d\n", ctrl_area->instrs.instrs.SMI);
-  PrintDebug("\tINIT: %d\n", ctrl_area->instrs.instrs.INIT);
-  PrintDebug("\tVINTR: %d\n", ctrl_area->instrs.instrs.VINTR);
-  PrintDebug("\tCR0: %d\n", ctrl_area->instrs.instrs.CR0);
-  PrintDebug("\tRD_IDTR: %d\n", ctrl_area->instrs.instrs.RD_IDTR);
-  PrintDebug("\tRD_GDTR: %d\n", ctrl_area->instrs.instrs.RD_GDTR);
-  PrintDebug("\tRD_LDTR: %d\n", ctrl_area->instrs.instrs.RD_LDTR);
-  PrintDebug("\tRD_TR: %d\n", ctrl_area->instrs.instrs.RD_TR);
-  PrintDebug("\tWR_IDTR: %d\n", ctrl_area->instrs.instrs.WR_IDTR);
-  PrintDebug("\tWR_GDTR: %d\n", ctrl_area->instrs.instrs.WR_GDTR);
-  PrintDebug("\tWR_LDTR: %d\n", ctrl_area->instrs.instrs.WR_LDTR);
-  PrintDebug("\tWR_TR: %d\n", ctrl_area->instrs.instrs.WR_TR);
-  PrintDebug("\tRDTSC: %d\n", ctrl_area->instrs.instrs.RDTSC);
-  PrintDebug("\tRDPMC: %d\n", ctrl_area->instrs.instrs.RDPMC);
-  PrintDebug("\tPUSHF: %d\n", ctrl_area->instrs.instrs.PUSHF);
-  PrintDebug("\tPOPF: %d\n", ctrl_area->instrs.instrs.POPF);
-  PrintDebug("\tCPUID: %d\n", ctrl_area->instrs.instrs.CPUID);
-  PrintDebug("\tRSM: %d\n", ctrl_area->instrs.instrs.RSM);
-  PrintDebug("\tIRET: %d\n", ctrl_area->instrs.instrs.IRET);
-  PrintDebug("\tINTn: %d\n", ctrl_area->instrs.instrs.INTn);
-  PrintDebug("\tINVD: %d\n", ctrl_area->instrs.instrs.INVD);
-  PrintDebug("\tPAUSE: %d\n", ctrl_area->instrs.instrs.PAUSE);
-  PrintDebug("\tHLT: %d\n", ctrl_area->instrs.instrs.HLT);
-  PrintDebug("\tINVLPG: %d\n", ctrl_area->instrs.instrs.INVLPG);
-  PrintDebug("\tINVLPGA: %d\n", ctrl_area->instrs.instrs.INVLPGA);
-  PrintDebug("\tIOIO_PROT: %d\n", ctrl_area->instrs.instrs.IOIO_PROT);
-  PrintDebug("\tMSR_PROT: %d\n", ctrl_area->instrs.instrs.MSR_PROT);
-  PrintDebug("\ttask_switch: %d\n", ctrl_area->instrs.instrs.task_switch);
-  PrintDebug("\tFERR_FREEZE: %d\n", ctrl_area->instrs.instrs.FERR_FREEZE);
-  PrintDebug("\tshutdown_evts: %d\n", ctrl_area->instrs.instrs.shutdown_evts);
-
-  PrintDebug("SVM Instruction Bitmap: %.8x (at 0x%.8x)\n", ctrl_area->svm_instrs.bitmap, &(ctrl_area->svm_instrs));
-  PrintDebug("\tVMRUN: %d\n", ctrl_area->svm_instrs.instrs.VMRUN);
-  PrintDebug("\tVMMCALL: %d\n", ctrl_area->svm_instrs.instrs.VMMCALL);
-  PrintDebug("\tVMLOAD: %d\n", ctrl_area->svm_instrs.instrs.VMLOAD);
-  PrintDebug("\tVMSAVE: %d\n", ctrl_area->svm_instrs.instrs.VMSAVE);
-  PrintDebug("\tSTGI: %d\n", ctrl_area->svm_instrs.instrs.STGI);
-  PrintDebug("\tCLGI: %d\n", ctrl_area->svm_instrs.instrs.CLGI);
-  PrintDebug("\tSKINIT: %d\n", ctrl_area->svm_instrs.instrs.SKINIT);
-  PrintDebug("\tRDTSCP: %d\n", ctrl_area->svm_instrs.instrs.RDTSCP);
-  PrintDebug("\tICEBP: %d\n", ctrl_area->svm_instrs.instrs.ICEBP);
-  PrintDebug("\tWBINVD: %d\n", ctrl_area->svm_instrs.instrs.WBINVD);
-  PrintDebug("\tMONITOR: %d\n", ctrl_area->svm_instrs.instrs.MONITOR);
-  PrintDebug("\tMWAIT_always: %d\n", ctrl_area->svm_instrs.instrs.MWAIT_always);
-  PrintDebug("\tMWAIT_if_armed: %d\n", ctrl_area->svm_instrs.instrs.MWAIT_if_armed);
+  PrintDebug("CR Reads: %x\n", *(ushort_t*)&(ctrl_area->cr_reads));
+  PrintDebug("CR Writes: %x\n", *(ushort_t*)&(ctrl_area->cr_writes));
+  PrintDebug("DR Reads: %x\n", *(ushort_t*)&(ctrl_area->dr_reads));
+  PrintDebug("DR Writes: %x\n", *(ushort_t*)&(ctrl_area->dr_writes));
+  
+  PrintDebug("Exception Bitmap: %x (at 0x%.8x)\n", *(uint_t*)&(ctrl_area->exceptions), &(ctrl_area->exceptions));
+  PrintDebug("\tDivide-by-Zero: %d\n", ctrl_area->exceptions.de);
+  PrintDebug("\tDebug: %d\n", ctrl_area->exceptions.db);
+  PrintDebug("\tNon-maskable interrupts: %d\n", ctrl_area->exceptions.nmi);
+  PrintDebug("\tBreakpoint: %d\n", ctrl_area->exceptions.bp);
+  PrintDebug("\tOverflow: %d\n", ctrl_area->exceptions.of);
+  PrintDebug("\tBound-Range: %d\n", ctrl_area->exceptions.br);
+  PrintDebug("\tInvalid Opcode: %d\n", ctrl_area->exceptions.ud);
+  PrintDebug("\tDevice not available: %d\n", ctrl_area->exceptions.nm);
+  PrintDebug("\tDouble Fault: %d\n", ctrl_area->exceptions.df);
+  PrintDebug("\tInvalid TSS: %d\n", ctrl_area->exceptions.ts);
+  PrintDebug("\tSegment not present: %d\n", ctrl_area->exceptions.np);
+  PrintDebug("\tStack: %d\n", ctrl_area->exceptions.ss);
+  PrintDebug("\tGPF: %d\n", ctrl_area->exceptions.gp);
+  PrintDebug("\tPage Fault: %d\n", ctrl_area->exceptions.pf);
+  PrintDebug("\tFloating Point: %d\n", ctrl_area->exceptions.mf);
+  PrintDebug("\tAlignment Check: %d\n", ctrl_area->exceptions.ac);
+  PrintDebug("\tMachine Check: %d\n", ctrl_area->exceptions.mc);
+  PrintDebug("\tSIMD floating point: %d\n", ctrl_area->exceptions.xf);
+  PrintDebug("\tSecurity: %d\n", ctrl_area->exceptions.sx);
+
+  PrintDebug("Instructions bitmap: %.8x (at 0x%.8x)\n", *(uint_t*)&(ctrl_area->instrs), &(ctrl_area->instrs));
+  PrintDebug("\tINTR: %d\n", ctrl_area->instrs.INTR);
+  PrintDebug("\tNMI: %d\n", ctrl_area->instrs.NMI);
+  PrintDebug("\tSMI: %d\n", ctrl_area->instrs.SMI);
+  PrintDebug("\tINIT: %d\n", ctrl_area->instrs.INIT);
+  PrintDebug("\tVINTR: %d\n", ctrl_area->instrs.VINTR);
+  PrintDebug("\tCR0: %d\n", ctrl_area->instrs.CR0);
+  PrintDebug("\tRD_IDTR: %d\n", ctrl_area->instrs.RD_IDTR);
+  PrintDebug("\tRD_GDTR: %d\n", ctrl_area->instrs.RD_GDTR);
+  PrintDebug("\tRD_LDTR: %d\n", ctrl_area->instrs.RD_LDTR);
+  PrintDebug("\tRD_TR: %d\n", ctrl_area->instrs.RD_TR);
+  PrintDebug("\tWR_IDTR: %d\n", ctrl_area->instrs.WR_IDTR);
+  PrintDebug("\tWR_GDTR: %d\n", ctrl_area->instrs.WR_GDTR);
+  PrintDebug("\tWR_LDTR: %d\n", ctrl_area->instrs.WR_LDTR);
+  PrintDebug("\tWR_TR: %d\n", ctrl_area->instrs.WR_TR);
+  PrintDebug("\tRDTSC: %d\n", ctrl_area->instrs.RDTSC);
+  PrintDebug("\tRDPMC: %d\n", ctrl_area->instrs.RDPMC);
+  PrintDebug("\tPUSHF: %d\n", ctrl_area->instrs.PUSHF);
+  PrintDebug("\tPOPF: %d\n", ctrl_area->instrs.POPF);
+  PrintDebug("\tCPUID: %d\n", ctrl_area->instrs.CPUID);
+  PrintDebug("\tRSM: %d\n", ctrl_area->instrs.RSM);
+  PrintDebug("\tIRET: %d\n", ctrl_area->instrs.IRET);
+  PrintDebug("\tINTn: %d\n", ctrl_area->instrs.INTn);
+  PrintDebug("\tINVD: %d\n", ctrl_area->instrs.INVD);
+  PrintDebug("\tPAUSE: %d\n", ctrl_area->instrs.PAUSE);
+  PrintDebug("\tHLT: %d\n", ctrl_area->instrs.HLT);
+  PrintDebug("\tINVLPG: %d\n", ctrl_area->instrs.INVLPG);
+  PrintDebug("\tINVLPGA: %d\n", ctrl_area->instrs.INVLPGA);
+  PrintDebug("\tIOIO_PROT: %d\n", ctrl_area->instrs.IOIO_PROT);
+  PrintDebug("\tMSR_PROT: %d\n", ctrl_area->instrs.MSR_PROT);
+  PrintDebug("\ttask_switch: %d\n", ctrl_area->instrs.task_switch);
+  PrintDebug("\tFERR_FREEZE: %d\n", ctrl_area->instrs.FERR_FREEZE);
+  PrintDebug("\tshutdown_evts: %d\n", ctrl_area->instrs.shutdown_evts);
+
+  PrintDebug("SVM Instruction Bitmap: %.8x (at 0x%.8x)\n", *(uint_t*)&(ctrl_area->svm_instrs), &(ctrl_area->svm_instrs));
+  PrintDebug("\tVMRUN: %d\n", ctrl_area->svm_instrs.VMRUN);
+  PrintDebug("\tVMMCALL: %d\n", ctrl_area->svm_instrs.VMMCALL);
+  PrintDebug("\tVMLOAD: %d\n", ctrl_area->svm_instrs.VMLOAD);
+  PrintDebug("\tVMSAVE: %d\n", ctrl_area->svm_instrs.VMSAVE);
+  PrintDebug("\tSTGI: %d\n", ctrl_area->svm_instrs.STGI);
+  PrintDebug("\tCLGI: %d\n", ctrl_area->svm_instrs.CLGI);
+  PrintDebug("\tSKINIT: %d\n", ctrl_area->svm_instrs.SKINIT);
+  PrintDebug("\tRDTSCP: %d\n", ctrl_area->svm_instrs.RDTSCP);
+  PrintDebug("\tICEBP: %d\n", ctrl_area->svm_instrs.ICEBP);
+  PrintDebug("\tWBINVD: %d\n", ctrl_area->svm_instrs.WBINVD);
+  PrintDebug("\tMONITOR: %d\n", ctrl_area->svm_instrs.MONITOR);
+  PrintDebug("\tMWAIT_always: %d\n", ctrl_area->svm_instrs.MWAIT_always);
+  PrintDebug("\tMWAIT_if_armed: %d\n", ctrl_area->svm_instrs.MWAIT_if_armed);
 
 
 
@@ -100,13 +182,13 @@ void PrintDebugVMCB(vmcb_t * vmcb) {
   PrintDebug("TLB_CONTROL: %d\n", ctrl_area->TLB_CONTROL);
 
 
-  PrintDebug("Guest Control Bitmap: %x (at 0x%.8x)\n", ctrl_area->guest_ctrl.bitmap, &(ctrl_area->guest_ctrl));
-  PrintDebug("\tV_TPR: %d\n", ctrl_area->guest_ctrl.ctrls.V_TPR);
-  PrintDebug("\tV_IRQ: %d\n", ctrl_area->guest_ctrl.ctrls.V_IRQ);
-  PrintDebug("\tV_INTR_PRIO: %d\n", ctrl_area->guest_ctrl.ctrls.V_INTR_PRIO);
-  PrintDebug("\tV_IGN_TPR: %d\n", ctrl_area->guest_ctrl.ctrls.V_IGN_TPR);
-  PrintDebug("\tV_INTR_MASKING: %d\n", ctrl_area->guest_ctrl.ctrls.V_INTR_MASKING);
-  PrintDebug("\tV_INTR_VECTOR: %d\n", ctrl_area->guest_ctrl.ctrls.V_INTR_VECTOR);
+  PrintDebug("Guest Control Bitmap: %x (at 0x%.8x)\n", *(uint_t*)&(ctrl_area->guest_ctrl), &(ctrl_area->guest_ctrl));
+  PrintDebug("\tV_TPR: %d\n", ctrl_area->guest_ctrl.V_TPR);
+  PrintDebug("\tV_IRQ: %d\n", ctrl_area->guest_ctrl.V_IRQ);
+  PrintDebug("\tV_INTR_PRIO: %d\n", ctrl_area->guest_ctrl.V_INTR_PRIO);
+  PrintDebug("\tV_IGN_TPR: %d\n", ctrl_area->guest_ctrl.V_IGN_TPR);
+  PrintDebug("\tV_INTR_MASKING: %d\n", ctrl_area->guest_ctrl.V_INTR_MASKING);
+  PrintDebug("\tV_INTR_VECTOR: %d\n", ctrl_area->guest_ctrl.V_INTR_VECTOR);
 
   PrintDebug("Interrupt_shadow: %d\n", ctrl_area->interrupt_shadow);
 
@@ -118,15 +200,22 @@ void PrintDebugVMCB(vmcb_t * vmcb) {
   tmp_reg.r_reg = ctrl_area->exit_info2;
   PrintDebug("exit_info2: hi: 0x%.8x, lo: 0x%.8x\n", tmp_reg.e_reg.high, tmp_reg.e_reg.low);
 
-  tmp_reg.r_reg = ctrl_area->exit_int_info;
-  PrintDebug("exit_int_info: hi: 0x%.8x, lo: 0x%.8x\n", tmp_reg.e_reg.high, tmp_reg.e_reg.low);
+
+  PrintDebug("Exit Int Info: (at 0x%.8x)\n", &(ctrl_area->exit_int_info));
+  PrintDebug("Vector: %d\n", ctrl_area->exit_int_info.vector);
+  PrintDebug("(type=%d) (ev=%d) (valid=%d)\n", ctrl_area->exit_int_info.type, 
+            ctrl_area->exit_int_info.ev, ctrl_area->exit_int_info.valid);
+  PrintDebug("Error Code: %d\n", ctrl_area->exit_int_info.error_code);
 
 
   tmp_reg.r_reg = ctrl_area->NP_ENABLE;
   PrintDebug("NP_ENABLE: hi: 0x%.8x, lo: 0x%.8x\n", tmp_reg.e_reg.high, tmp_reg.e_reg.low);
 
-  tmp_reg.r_reg = ctrl_area->EVENTINJ;
-  PrintDebug("EVENTINJ: hi: 0x%.8x, lo: 0x%.8x\n", tmp_reg.e_reg.high, tmp_reg.e_reg.low);
+  PrintDebug("Event Injection: (at 0x%.8x)\n", &(ctrl_area->EVENTINJ));
+  PrintDebug("Vector: %d\n", ctrl_area->EVENTINJ.vector);
+  PrintDebug("(type=%d) (ev=%d) (valid=%d)\n", ctrl_area->EVENTINJ.type, 
+            ctrl_area->EVENTINJ.ev, ctrl_area->EVENTINJ.valid);
+  PrintDebug("Error Code: %d\n", ctrl_area->EVENTINJ.error_code);
 
 
   tmp_reg.r_reg = ctrl_area->N_CR3;