X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmx.h;h=9dcaa5d5a599cb19c71e26ff70280955ef958a28;hb=e23a867d9dcecc70fc76adc0f89404dbc50e5b78;hp=4ba12d880f44a490c306ab9f47e17b68f2f0ba79;hpb=e70e95962c26832628d586e07f9cd1a2e1852d72;p=palacios.git diff --git a/palacios/include/palacios/vmx.h b/palacios/include/palacios/vmx.h index 4ba12d8..9dcaa5d 100644 --- a/palacios/include/palacios/vmx.h +++ b/palacios/include/palacios/vmx.h @@ -28,82 +28,92 @@ #include #include - -#define IA32_FEATURE_CONTROL_MSR ((unsigned int)0x3a) -#define IA32_VMX_BASIC_MSR ((unsigned int)0x480) -#define IA32_VMX_PINBASED_CTLS_MSR ((unsigned int)0x481) -#define IA32_VMX_PROCBASED_CTLS_MSR ((unsigned int)0x482) -#define IA32_VMX_EXIT_CTLS_MSR ((unsigned int)0x483) -#define IA32_VMX_ENTRY_CTLS_MSR ((unsigned int)0x484) -#define IA32_VMX_MISC_MSR ((unsigned int)0x485) -#define IA32_VMX_CR0_FIXED0_MSR ((unsigned int)0x486) -#define IA32_VMX_CR0_FIXED1_MSR ((unsigned int)0x487) -#define IA32_VMX_CR4_FIXED0_MSR ((unsigned int)0x488) -#define IA32_VMX_CR4_FIXED1_MSR ((unsigned int)0x489) -#define IA32_VMX_VMCS_ENUM_MSR ((unsigned ing)0x48A) - -#define VMX_SUCCESS 0 +#include +#include + +// Intel VMX Specific MSRs +#define VMX_FEATURE_CONTROL_MSR 0x0000003a +#define VMX_BASIC_MSR 0x00000480 +#define VMX_PINBASED_CTLS_MSR 0x00000481 +#define VMX_PROCBASED_CTLS_MSR 0x00000482 +#define VMX_EXIT_CTLS_MSR 0x00000483 +#define VMX_ENTRY_CTLS_MSR 0x00000484 +#define VMX_MISC_MSR 0x00000485 +#define VMX_CR0_FIXED0_MSR 0x00000486 +#define VMX_CR0_FIXED1_MSR 0x00000487 +#define VMX_CR4_FIXED0_MSR 0x00000488 +#define VMX_CR4_FIXED1_MSR 0x00000489 +#define VMX_VMCS_ENUM_MSR 0x0000048A + +#define VMX_SUCCESS 0 #define VMX_FAIL_INVALID 1 #define VMX_FAIL_VALID 2 #define VMM_ERROR 3 -#define FEATURE_CONTROL_LOCK (1) -#define FEATURE_CONTROL_VMXON (1<<2) -#define FEATURE_CONTROL_VALID ( FEATURE_CONTROL_LOCK | FEATURE_CONTROL_VMXON) - - -#define CPUID_1_ECX_VTXFLAG (1<<5) - - - - - -typedef void VmxOnRegion; - -#if __TINYC__ -#define PACKED -#else -#define PACKED __attribute__((packed)) +#define FEATURE_CONTROL_LOCK 0x00000001 +#define FEATURE_CONTROL_VMXON 0x00000004 +#define FEATURE_CONTROL_VALID ( FEATURE_CONTROL_LOCK | FEATURE_CONTROL_VMXON ) + + +#define CPUID_1_ECX_VTXFLAG 0x00000020 + + + +struct vmx_basic_msr { + uint32_t revision; + uint_t regionSize : 13; + uint_t rsvd1 : 4; // Always 0 + uint_t physWidth : 1; + uint_t smm : 1; // Always 1 + uint_t memType : 4; + uint_t rsvd2 : 10; // Always 0 +} __attribute__((packed)); + +typedef enum { + VMXASSIST_STARTUP, + VMXASSIST_V8086_BIOS, + VMXASSIST_V8086, + NORMAL +} vmx_state_t; + +struct tss_descriptor { + union { + ulong_t value; + struct { + uint16_t limit1; + uint16_t base1; + uint_t base2 : 8; + /* In IA32, type follows the form 10B1b, where B is the busy flag */ + uint_t type : 4; + uint_t zero1 : 1; + uint_t dpl : 2; + uint_t present : 1; + uint_t limit2 : 4; + uint_t available : 1; + uint_t zero2 : 1; + uint_t zero3 : 1; + uint_t granularity : 1; + uint_t base3 : 8; +#ifdef __V3_64BIT__ + uint32_t base4; + uint_t rsvd1 : 8; + uint_t zero4 : 5; + uint_t rsvd2 : 19; #endif - - -struct MSR_REGS { - uint_t low PACKED; - uint_t high PACKED; -}; - -struct VMX_BASIC { - uint_t revision PACKED ; - uint_t regionSize : 13 PACKED ; - uint_t rsvd1 : 4 PACKED ; // Always 0 - uint_t physWidth : 1 PACKED ; - uint_t smm : 1 PACKED ; // Always 1 - uint_t memType : 4 PACKED ; - uint_t rsvd2 : 10 PACKED ; // Always 0 -}; - -union VMX_MSR { - struct MSR_REGS regs PACKED; - struct VMX_BASIC vmxBasic PACKED; + } __attribute__((packed)); + } __attribute__((packed)); +}__attribute__((packed)); + +struct vmcs_host_state { + struct v3_segment gdtr; + struct v3_segment idtr; + struct v3_segment tr; }; - -struct VMDescriptor { - uint_t entry_ip; - uint_t exit_eip; - uint_t guest_esp; -} ; - - -enum VMState { VM_VMXASSIST_STARTUP, VM_VMXASSIST_V8086_BIOS, VM_VMXASSIST_V8086, VM_NORMAL }; - -struct VM { - enum VMState state; - struct VMXRegs registers; - struct VMDescriptor descriptor; - struct VMCSData vmcs; - struct VMCS *vmcsregion; - struct VmxOnRegion *vmxonregion; +struct vmx_data { + vmx_state_t state; + addr_t vmcs_ptr_phys; + struct vmcs_host_state host_state; }; @@ -119,20 +129,15 @@ struct Instruction { }; -void DecodeCurrentInstruction(struct VM *vm, struct Instruction *out); - - -int is_vmx_capable(); -VmxOnRegion * Init_VMX(); -VmxOnRegion * CreateVmxOnRegion(); -int VMLaunch(struct VMDescriptor *vm); +int v3_is_vmx_capable(); +void v3_init_vmx(struct v3_ctrl_ops* vm_ops); -int Do_VMM(struct VMXRegs regs); - #endif // ! __V3VEE__ #endif + +