X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fsvm.c;h=c9d69efabcc7f6c03bccd46a7f287ffc7b08964d;hb=1bb5af07a1ac2841585b3a061d5946e958cab991;hp=4913513a55b5b1465c31df6a5b2b04222ce16a0e;hpb=a6abc36ea941eb0f63783eb077d4073c8773719d;p=palacios-OLD.git diff --git a/palacios/src/palacios/svm.c b/palacios/src/palacios/svm.c index 4913513..c9d69ef 100644 --- a/palacios/src/palacios/svm.c +++ b/palacios/src/palacios/svm.c @@ -59,7 +59,7 @@ static vmcb_t * Allocate_VMCB() { - +#include static void Init_VMCB_BIOS(vmcb_t * vmcb, struct guest_info *vm_info) { vmcb_ctrl_t * ctrl_area = GET_VMCB_CTRL_AREA(vmcb); @@ -77,7 +77,21 @@ static void Init_VMCB_BIOS(vmcb_t * vmcb, struct guest_info *vm_info) { ctrl_area->cr_reads.cr0 = 1; ctrl_area->cr_writes.cr0 = 1; + + /* Set up the efer to enable 64 bit page tables */ + { + struct efer_64 * efer = (struct efer_64 *)&(guest_state->efer); + struct cr4_32 * cr4 = (struct cr4_32 *)&(guest_state->cr4); + efer->lma = 1; + efer->lme = 1; + + cr4->pae = 1; + } + 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; @@ -199,12 +213,19 @@ static void Init_VMCB_BIOS(vmcb_t * vmcb, struct guest_info *vm_info) { if (vm_info->shdw_pg_mode == SHADOW_PAGING) { PrintDebug("Creating initial shadow page table\n"); - vm_info->direct_map_pt = (addr_t)create_passthrough_pde32_pts(vm_info); - vm_info->shdw_pg_state.shadow_cr3 |= (vm_info->direct_map_pt & ~0xfff); + // vm_info->direct_map_pt = (addr_t)V3_PAddr(create_passthrough_pde32_pts(vm_info)); + /* Testing 64 bit page tables for long paged real mode guests */ + vm_info->direct_map_pt = (addr_t)V3_PAddr(create_passthrough_pts_64(vm_info)); + + //vm_info->shdw_pg_state.shadow_cr3 |= (vm_info->direct_map_pt & ~0xfff); + vm_info->shdw_pg_state.shadow_cr3 = 0; vm_info->shdw_pg_state.guest_cr0 = 0x0000000000000010LL; PrintDebug("Created\n"); - guest_state->cr3 = vm_info->shdw_pg_state.shadow_cr3; + //guest_state->cr3 = vm_info->shdw_pg_state.shadow_cr3; + + guest_state->cr3 = vm_info->direct_map_pt; + //PrintDebugPageTables((pde32_t*)(vm_info->shdw_pg_state.shadow_cr3.e_reg.low)); @@ -234,7 +255,7 @@ static void Init_VMCB_BIOS(vmcb_t * vmcb, struct guest_info *vm_info) { // Enable Nested Paging ctrl_area->NP_ENABLE = 1; - PrintDebug("NP_Enable at 0x%x\n", &(ctrl_area->NP_ENABLE)); + PrintDebug("NP_Enable at 0x%p\n", (void *)&(ctrl_area->NP_ENABLE)); // Set the Nested Page Table pointer vm_info->direct_map_pt = ((addr_t)create_passthrough_pde32_pts(vm_info) & ~0xfff); @@ -264,7 +285,7 @@ static int init_svm_guest(struct guest_info *info) { // PrintDebugPageTables(info->page_tables); - PrintDebug("Initializing VMCB (addr=%x)\n", info->vmm_data); + PrintDebug("Initializing VMCB (addr=%p)\n", (void *)info->vmm_data); Init_VMCB_BIOS((vmcb_t*)(info->vmm_data), info); @@ -294,7 +315,7 @@ static int start_svm_guest(struct guest_info *info) { - PrintDebug("Launching SVM VM (vmcb=%x)\n", info->vmm_data); + PrintDebug("Launching SVM VM (vmcb=%p)\n", (void *)info->vmm_data); //PrintDebugVMCB((vmcb_t*)(info->vmm_data)); info->run_state = VM_RUNNING; @@ -307,58 +328,38 @@ static int start_svm_guest(struct guest_info *info) { v3_enable_ints(); v3_clgi(); - { - - v3_get_msr(0xc0000101, &vm_cr_high, &vm_cr_low); - - PrintDebug("GS.Base: %x:%x\n", vm_cr_high, vm_cr_low); - /* - v3_get_msr(0xc0000102, &vm_cr_high, &vm_cr_low); - PrintDebug("KernelGSBase: %x:%x\n", vm_cr_high, vm_cr_low); - */ - - } + //PrintDebug("SVM Entry to rip=%p...\n", (void *)info->rip); - PrintDebug("SVM Entry to rip=%x...\n", info->rip); + v3_get_msr(0xc0000101, &vm_cr_high, &vm_cr_low); rdtscll(info->time_state.cached_host_tsc); + guest_ctrl->TSC_OFFSET = info->time_state.guest_tsc - info->time_state.cached_host_tsc; v3_svm_launch((vmcb_t*)V3_PAddr(info->vmm_data), &(info->vm_regs)); - rdtscll(tmp_tsc); - PrintDebug("SVM Returned\n"); - - { - - v3_set_msr(0xc0000101, vm_cr_high, vm_cr_low); - - PrintDebug("GS.Base: %x:%x\n", vm_cr_high, vm_cr_low); - - /* - v3_get_msr(0xc0000102, &vm_cr_high, &vm_cr_low); + v3_set_msr(0xc0000101, vm_cr_high, vm_cr_low); + //PrintDebug("SVM Returned\n"); - PrintDebug("KernelGSBase: %x:%x\n", vm_cr_high, vm_cr_low); - */ - } - +#if PrintDebug { uint_t x = 0; - PrintDebug("RSP=%p\n", &x); + PrintDebug("RSP=%p\n", (void *)&x); } +#endif v3_update_time(info, tmp_tsc - info->time_state.cached_host_tsc); num_exits++; - PrintDebug("Turning on global interrupts\n"); + //PrintDebug("Turning on global interrupts\n"); v3_stgi(); - PrintDebug("SVM Exit number %d\n", num_exits); + //PrintDebug("SVM Exit number %d\n", num_exits); @@ -371,13 +372,13 @@ static int start_svm_guest(struct guest_info *info) { PrintDebug("SVM ERROR!!\n"); - PrintDebug("RIP: %x\n", guest_state->rip); + PrintDebug("RIP: %p\n", (void *)guest_state->rip); linear_addr = get_addr_linear(info, guest_state->rip, &(info->segments.cs)); - PrintDebug("RIP Linear: %\n", linear_addr); + PrintDebug("RIP Linear: %p\n", (void *)linear_addr); v3_print_segments(info); v3_print_ctrl_regs(info); v3_print_GPRs(info); @@ -389,9 +390,9 @@ static int start_svm_guest(struct guest_info *info) { } - PrintDebug("Host Address of rip = 0x%x\n", host_addr); + PrintDebug("Host Address of rip = 0x%p\n", (void *)host_addr); - PrintDebug("Instr (15 bytes) at %x:\n", host_addr); + PrintDebug("Instr (15 bytes) at %p:\n", (void *)host_addr); PrintTraceMemDump((uchar_t *)host_addr, 15); break; @@ -415,7 +416,7 @@ int v3_is_svm_capable() { v3_cpuid(CPUID_FEATURE_IDS, &eax, &ebx, &ecx, &edx); - PrintDebug("CPUID_FEATURE_IDS_ecx=0x%x\n", ecx); + PrintDebug("CPUID_FEATURE_IDS_ecx=0x%p\n", (void *)ecx); if ((ecx & CPUID_FEATURE_IDS_ecx_svm_avail) == 0) { PrintDebug("SVM Not Available\n"); @@ -430,7 +431,7 @@ int v3_is_svm_capable() { v3_cpuid(CPUID_SVM_REV_AND_FEATURE_IDS, &eax, &ebx, &ecx, &edx); - PrintDebug("CPUID_FEATURE_IDS_edx=0x%x\n", edx); + PrintDebug("CPUID_FEATURE_IDS_edx=0x%p\n", (void *)edx); if ((edx & CPUID_SVM_REV_AND_FEATURE_IDS_edx_svml) == 0) { PrintDebug("SVM BIOS Disabled, not unlockable\n"); @@ -444,7 +445,7 @@ int v3_is_svm_capable() { v3_cpuid(CPUID_SVM_REV_AND_FEATURE_IDS, &eax, &ebx, &ecx, &edx); - PrintDebug("CPUID_FEATURE_IDS_edx=0x%x\n", edx); + PrintDebug("CPUID_FEATURE_IDS_edx=0x%p\n", (void *)edx); if ((edx & CPUID_SVM_REV_AND_FEATURE_IDS_edx_np) == 0) { PrintDebug("SVM Nested Paging not supported\n"); @@ -541,7 +542,7 @@ void v3_init_SVM(struct v3_ctrl_ops * vmm_ops) { //msr.e_reg.low = (uint_t)host_state; msr.r_reg = (addr_t)host_state; - PrintDebug("Host State being saved at %x\n", (addr_t)host_state); + PrintDebug("Host State being saved at %p\n", (void *)(addr_t)host_state); v3_set_msr(SVM_VM_HSAVE_PA_MSR, msr.e_reg.high, msr.e_reg.low);