X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fsvm.c;h=9999eeaf6492303ef29289ee74918e4900cb2955;hb=091d8b1fcfc3a766f6603d4c1c69d9f8f4bf3031;hp=7526002fc21a2711556f4b48dd8a1349a88062bc;hpb=6c28cc8753bb0e1b17b5c6c2ee296eb60e09079c;p=palacios.releases.git diff --git a/palacios/src/palacios/svm.c b/palacios/src/palacios/svm.c index 7526002..9999eea 100644 --- a/palacios/src/palacios/svm.c +++ b/palacios/src/palacios/svm.c @@ -1,3 +1,6 @@ +/* (c) 2008, Jack Lange */ +/* (c) 2008, The V3VEE Project */ + #include #include @@ -68,6 +71,20 @@ static void Init_VMCB_BIOS(vmcb_t * vmcb, struct guest_info *vm_info) { guest_state->efer |= EFER_MSR_svm_enable; guest_state->rflags = 0x00000002; // The reserved bit is always 1 ctrl_area->svm_instrs.VMRUN = 1; + ctrl_area->svm_instrs.VMMCALL = 1; + ctrl_area->svm_instrs.VMLOAD = 1; + ctrl_area->svm_instrs.VMSAVE = 1; + ctrl_area->svm_instrs.STGI = 1; + ctrl_area->svm_instrs.CLGI = 1; + ctrl_area->svm_instrs.SKINIT = 1; + ctrl_area->svm_instrs.RDTSCP = 1; + ctrl_area->svm_instrs.ICEBP = 1; + ctrl_area->svm_instrs.WBINVD = 1; + ctrl_area->svm_instrs.MONITOR = 1; + ctrl_area->svm_instrs.MWAIT_always = 1; + ctrl_area->svm_instrs.MWAIT_if_armed = 1; + + ctrl_area->instrs.HLT = 1; // guest_state->cr0 = 0x00000001; // PE ctrl_area->guest_ASID = 1; @@ -221,13 +238,6 @@ static void Init_VMCB_BIOS(vmcb_t * vmcb, struct guest_info *vm_info) { } - - - - - - - static int init_svm_guest(struct guest_info *info) { PrintDebug("Allocating VMCB\n"); @@ -245,6 +255,8 @@ static int init_svm_guest(struct guest_info *info) { Init_VMCB_BIOS((vmcb_t*)(info->vmm_data), info); + info->run_state = VM_STOPPED; + // info->rip = 0; info->vm_regs.rdi = 0; @@ -260,15 +272,20 @@ static int init_svm_guest(struct guest_info *info) { } + // can we start a kernel thread here... -static int start_svm_guest(struct guest_info *info) { + int start_svm_guest(struct guest_info *info) { vmcb_saved_state_t * guest_state = GET_VMCB_SAVE_STATE_AREA((vmcb_t*)(info->vmm_data)); vmcb_ctrl_t * guest_ctrl = GET_VMCB_CTRL_AREA((vmcb_t*)(info->vmm_data)); uint_t num_exits = 0; + + PrintDebug("Launching SVM VM (vmcb=%x)\n", info->vmm_data); //PrintDebugVMCB((vmcb_t*)(info->vmm_data)); + info->run_state = VM_RUNNING; + while (1) { ullong_t tmp_tsc; @@ -302,6 +319,8 @@ static int start_svm_guest(struct guest_info *info) { addr_t host_addr; addr_t linear_addr = 0; + info->run_state = VM_ERROR; + PrintDebug("SVM ERROR!!\n"); PrintDebug("RIP: %x\n", guest_state->rip); @@ -336,6 +355,7 @@ static int start_svm_guest(struct guest_info *info) { + /* Checks machine SVM capability */ /* Implemented from: AMD Arch Manual 3, sect 15.4 */ int is_svm_capable() {