X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmcs.h;h=2a7e42e85dcac5d80887318d7de08172310c81b5;hp=d0cc8675229d21dd2e80bfef2a034660f02b37df;hb=5bf6d0c260240e314876a2fca8e3fd56bd6a1029;hpb=a1d3e2f36e9ef64ca62c611c4f0aa050726e186b diff --git a/palacios/include/palacios/vmcs.h b/palacios/include/palacios/vmcs.h index d0cc867..2a7e42e 100644 --- a/palacios/include/palacios/vmcs.h +++ b/palacios/include/palacios/vmcs.h @@ -27,35 +27,19 @@ #include - /* Pin Based VM Execution Controls */ - /* INTEL MANUAL: 20-10 vol 3B */ -#define EXT_INTR_EXIT 0x00000001 -#define NMI_EXIT 0x00000008 -#define VIRTUAL_NMIS 0x00000020 -/* Processor Based VM Execution Controls */ -/* INTEL MANUAL: 20-11 vol. 3B */ -#define INTR_WIN_EXIT 0x00000004 -#define USE_TSC_OFFSET 0x00000008 -#define HLT_EXIT 0x00000080 -#define INVLPG_EXIT 0x00000200 -#define MWAIT_EXIT 0x00000400 -#define RDPMC_EXIT 0x00000800 -#define RDTSC_EXIT 0x00001000 -#define CR8_LOAD_EXIT 0x00080000 -#define CR8_STORE_EXIT 0x00100000 -#define USE_TPR_SHADOW 0x00200000 -#define NMI_WINDOW_EXIT 0x00400000 -#define MOVDR_EXIT 0x00800000 -#define UNCOND_IO_EXIT 0x01000000 -#define USE_IO_BITMAPS 0x02000000 -#define USE_MSR_BITMAPS 0x10000000 -#define MONITOR_EXIT 0x20000000 -#define PAUSE_EXIT 0x40000000 +#include + /* VM-Exit Controls */ /* INTEL MANUAL: 20-16 vol. 3B */ #define HOST_ADDR_SPACE_SIZE 0x00000200 #define ACK_IRQ_ON_EXIT 0x00008000 +/* Control register exit masks */ +#define CR4_VMXE 0x00002000 + + + + typedef enum { VMCS_GUEST_ES_SELECTOR = 0x00000800, VMCS_GUEST_CS_SELECTOR = 0x00000802, @@ -92,13 +76,20 @@ typedef enum { VMCS_TSC_OFFSET_HIGH = 0x00002011, VMCS_VAPIC_ADDR = 0x00002012, VMCS_VAPIC_ADDR_HIGH = 0x00002013, + VMCS_APIC_ACCESS_ADDR = 0x00002014, + VMCS_APIC_ACCESS_ADDR_HIGH = 0x00002015, /* 64 bit guest state fields */ VMCS_LINK_PTR = 0x00002800, VMCS_LINK_PTR_HIGH = 0x00002801, VMCS_GUEST_DBG_CTL = 0x00002802, VMCS_GUEST_DBG_CTL_HIGH = 0x00002803, + VMCS_GUEST_EFER = 0x00002805, + VMCS_GUEST_EFER_HIGH = 0x00002807, VMCS_GUEST_PERF_GLOBAL_CTRL = 0x00002808, VMCS_GUEST_PERF_GLOBAL_CTRL_HIGH = 0x00002809, + + VMCS_HOST_PERF_GLOBAL_CTRL = 0x00002c04, + VMCS_HOST_PERF_GLOBAL_CTRL_HIGH = 0x00002c05, /* 32 bit control fields */ VMCS_PIN_CTRLS = 0x00004000, VMCS_PROC_CTRLS = 0x00004002, @@ -115,6 +106,7 @@ typedef enum { VMCS_ENTRY_EXCP_ERR = 0x00004018, VMCS_ENTRY_INSTR_LEN = 0x0000401A, VMCS_TPR_THRESHOLD = 0x0000401C, + VMCS_SEC_PROC_CTRLS = 0x0000401e, /* 32 bit Read Only data fields */ VMCS_INSTR_ERR = 0x00004400, VMCS_EXIT_REASON = 0x00004402, @@ -123,7 +115,7 @@ typedef enum { VMCS_IDT_VECTOR_INFO = 0x00004408, VMCS_IDT_VECTOR_ERR = 0x0000440A, VMCS_EXIT_INSTR_LEN = 0x0000440C, - VMCS_VMX_INSTR_INFO = 0x0000440E, + VMCS_EXIT_INSTR_INFO = 0x0000440E, /* 32 bit Guest state fields */ VMCS_GUEST_ES_LIMIT = 0x00004800, VMCS_GUEST_CS_LIMIT = 0x00004802, @@ -201,86 +193,60 @@ typedef enum { VMCS_HOST_RIP = 0x00006C16, } vmcs_field_t; -int v3_vmcs_get_field_len(vmcs_field_t field); -const char* v3_vmcs_field_to_str(vmcs_field_t field); -void v3_print_vmcs_guest_state(); - - -/* VMCS Exit QUALIFICATIONs */ -struct VMExitIOQual { - uint32_t accessSize : 3; // (0: 1 Byte ;; 1: 2 Bytes ;; 3: 4 Bytes) - uint32_t dir : 1; // (0: Out ;; 1: In) - uint32_t string : 1; // (0: not string ;; 1: string) - uint32_t REP : 1; // (0: not REP ;; 1: REP) - uint32_t opEnc : 1; // (0: DX ;; 1: immediate) - uint32_t rsvd : 9; // Set to 0 - uint32_t port : 16; // IO Port Number -} __attribute__((packed)); - -struct VMExitDBGQual { - uint32_t B0 : 1; // Breakpoint 0 condition met - uint32_t B1 : 1; // Breakpoint 1 condition met - uint32_t B2 : 1; // Breakpoint 2 condition met - uint32_t B3 : 1; // Breakpoint 3 condition met - uint32_t rsvd : 9; // reserved to 0 - uint32_t BD : 1; // detected DBG reg access - uint32_t BS : 1; // cause either single instr or taken branch -} __attribute__((packed)); - - -struct VMExitTSQual { - uint32_t selector : 16; // selector of destination TSS - uint32_t rsvd : 14; // reserved to 0 - uint32_t src : 2; // (0: CALL ; 1: IRET ; 2: JMP ; 3: Task gate in IDT) -} __attribute__((packed)); - -struct VMExitCRQual { - uint32_t crID : 4; // cr number (0 for CLTS and LMSW) (bit 3 always 0, on 32bit) - uint32_t accessType : 2; // (0: MOV to CR ; 1: MOV from CR ; 2: CLTS ; 3: LMSW) - uint32_t lmswOpType : 1; // (0: register ; 1: memory) - uint32_t rsvd1 : 1; // reserved to 0 - uint32_t gpr : 4; // (0:RAX+[CLTS/LMSW], 1:RCX, 2:RDX, 3:RBX, 4:RSP, 5:RBP, 6:RSI, 6:RDI, 8-15:64bit regs) - uint32_t rsvd2 : 4; // reserved to 0 - uint32_t lmswSrc : 16; // src data for lmsw -} __attribute__((packed)); - -struct VMExitMovDRQual { - uint32_t regID : 3; // debug register number - uint32_t rsvd1 : 1; // reserved to 0 - uint32_t dir : 1; // (0: MOV to DR , 1: MOV from DR) - uint32_t rsvd2 : 3; // reserved to 0 - uint32_t gpr : 4; // (0:RAX, 1:RCX, 2:RDX, 3:RBX, 4:RSP, 5:RBP, 6:RSI, 6:RDI, 8-15:64bit regs) -} __attribute__((packed)); - -/* End Exit Qualifications */ - -/* Exit Vector Info */ -struct VMExitIntInfo { - uint32_t nr : 8; // IRQ number, exception vector, NMI = 2 - uint32_t type : 3; // (0: ext. IRQ , 2: NMI , 3: hw exception , 6: sw exception - uint32_t errorCode : 1; // 1: error Code present - uint32_t iret : 1; // something to do with NMIs and IRETs (Intel 3B, sec. 23.2.2) - uint32_t rsvd : 18; // always 0 - uint32_t valid : 1; // always 1 if valid +struct vmx_exception_bitmap { + union { + uint32_t value; + struct { + uint_t de : 1; // (0) divide by zero + uint_t db : 1; // (1) Debug + uint_t nmi : 1; // (2) Non-maskable interrupt + uint_t bp : 1; // (3) Breakpoint + uint_t of : 1; // (4) Overflow + uint_t br : 1; // (5) Bound-Range + uint_t ud : 1; // (6) Invalid-Opcode + uint_t nm : 1; // (7) Device-not-available + uint_t df : 1; // (8) Double Fault + uint_t ex9 : 1; + uint_t ts : 1; // (10) Invalid TSS + uint_t np : 1; // (11) Segment-not-present + uint_t ss : 1; // (12) Stack + uint_t gp : 1; // (13) General Protection Fault + uint_t pf : 1; // (14) Page fault + uint_t ex15 : 1; + uint_t mf : 1; // (15) Floating point exception + uint_t ac : 1; // (16) Alignment-check + uint_t mc : 1; // (17) Machine Check + uint_t xf : 1; // (18) SIMD floating-point + uint_t ex20 : 1; + uint_t ex21 : 1; + uint_t ex22 : 1; + uint_t ex23 : 1; + uint_t ex24 : 1; + uint_t ex25 : 1; + uint_t ex26 : 1; + uint_t ex27 : 1; + uint_t ex28 : 1; + uint_t ex29 : 1; + uint_t sx : 1; // (30) Security Exception + uint_t ex31 : 1; + } __attribute__ ((packed)); + } __attribute__ ((packed)); } __attribute__((packed)); -/* End Exit Vector Info */ - - - - /* Segment Selector Access Rights (32 bits) */ /* INTEL Manual: 20-4 vol 3B */ +struct vmcs_segment { + uint16_t selector; + uint32_t limit; + uint64_t base; - -struct vmcs_segment_access { union { - uint32_t value; + uint32_t val; struct { uint32_t type : 4; uint32_t desc_type : 1; @@ -294,8 +260,8 @@ struct vmcs_segment_access { uint32_t unusable : 1; uint32_t rsvd2 : 15; } __attribute__((packed)); - } __attribute__((packed)); -}__attribute__((packed)); + } __attribute__((packed)) access; +}; struct vmcs_interrupt_state { @@ -314,8 +280,26 @@ struct vmcs_data { } __attribute__((packed)); -//uint_t VMCSRead(uint_t tag, void * val); +int v3_vmcs_get_field_len(vmcs_field_t field); + +const char * v3_vmcs_field_to_str(vmcs_field_t field); + +void v3_print_vmcs(); + + +int v3_vmx_save_vmcs(struct guest_info * info); +int v3_vmx_restore_vmcs(struct guest_info * info); + + +int v3_update_vmcs_host_state(struct guest_info * info); +int v3_update_vmcs_ctrl_fields(struct guest_info * info); + + +int v3_read_vmcs_segments(struct v3_segments * segs); +int v3_write_vmcs_segments(struct v3_segments * segs); +void v3_vmxseg_to_seg(struct vmcs_segment * vmcs_seg, struct v3_segment * seg); +void v3_seg_to_vmxseg(struct v3_segment * seg, struct vmcs_segment * vmcs_seg); #endif // ! __V3VEE__