-#define MAX_PTE32_ENTRIES 1024
#define MAX_PDE32_ENTRIES 1024
+#define MAX_PTE32_ENTRIES 1024
-#define MAX_PTE32PAE_ENTRIES 512
-#define MAX_PDE32PAE_ENTRIES 512
#define MAX_PDPE32PAE_ENTRIES 4
+#define MAX_PDE32PAE_ENTRIES 512
+#define MAX_PTE32PAE_ENTRIES 512
-#define MAX_PTE64_ENTRIES 512
-#define MAX_PDE64_ENTRIES 512
-#define MAX_PDPE64_ENTRIES 512
#define MAX_PML4E64_ENTRIES 512
+#define MAX_PDPE64_ENTRIES 512
+#define MAX_PDE64_ENTRIES 512
+#define MAX_PTE64_ENTRIES 512
+
+
+typedef enum {PAGE_4KB, PAGE_2MB, PAGE_4MB, PAGE_1GB,
+ PAGE_PT32, PAGE_PD32,
+ PAGE_PDP32PAE, PAGE_PD32PAE, PAGE_PT32PAE,
+ PAGE_PML464, PAGE_PDP64, PAGE_PD64, PAGE_PT64} page_type_t;
/* Converts an address into a page table index */
#define PAGE_BASE_ADDR(x) ((x) >> 12)
#define PAGE_BASE_ADDR_2MB(x) ((x) >> 21)
#define PAGE_BASE_ADDR_4MB(x) ((x) >> 22)
+#define PAGE_BASE_ADDR_1GB(x) ((x) >> 30)
#define BASE_TO_PAGE_ADDR(x) (((addr_t)x) << 12)
#define BASE_TO_PAGE_ADDR_2MB(x) (((addr_t)x) << 21)
#define BASE_TO_PAGE_ADDR_4MB(x) (((addr_t)x) << 22)
+#define BASE_TO_PAGE_ADDR_1GB(x) (((addr_t)x) << 30)
/* *** */
/* Deprecated */
-#define CR3_TO_PDE32_PA(cr3) ((addr_t)(((ulong_t)cr3) & 0xfffff000))
-#define CR3_TO_PDPTRE_PA(cr3) ((addr_t)(((ulong_t)cr3) & 0xffffffe0))
+#define CR3_TO_PDE32_PA(cr3) ((addr_t)(((uint_t)cr3) & 0xfffff000))
+#define CR3_TO_PDPE32PAE_PA(cr3) ((addr_t)(((uint_t)cr3) & 0xffffffe0))
#define CR3_TO_PML4E64_PA(cr3) ((addr_t)(((ullong_t)cr3) & 0x000ffffffffff000LL))
-#define CR3_TO_PDE32_VA(cr3) ((pde32_t *)V3_VAddr((void *)(addr_t)(((ulong_t)cr3) & 0xfffff000)))
-#define CR3_TO_PDPTRE_VA(cr3) (V3_VAddr((void *)(((ulong_t)cr3) & 0xffffffe0)))
+#define CR3_TO_PDE32_VA(cr3) ((pde32_t *)V3_VAddr((void *)(addr_t)(((uint_t)cr3) & 0xfffff000)))
+#define CR3_TO_PDPE32PAE_VA(cr3) ((pdpe32pae_t *)V3_VAddr((void *)(addr_t)(((uint_t)cr3) & 0xffffffe0)))
#define CR3_TO_PML4E64_VA(cr3) ((pml4e64_t *)V3_VAddr((void *)(addr_t)(((ullong_t)cr3) & 0x000ffffffffff000LL)))
+/* We'll use the general form for now....
+ typedef enum {PDE32_ENTRY_NOT_PRESENT, PDE32_ENTRY_PTE32, PDE32_ENTRY_LARGE_PAGE} pde32_entry_type_t;
+ typedef enum {PTE32_ENTRY_NOT_PRESENT, PTE32_ENTRY_PAGE} pte32_entry_type_t;
+
+ typedef enum {PDPE32PAE_ENTRY_NOT_PRESENT, PDPE32PAE_ENTRY_PAGE} pdpe32pae_entry_type_t;
+ typedef enum {PDE32PAE_ENTRY_NOT_PRESENT, PDE32PAE_ENTRY_PTE32, PDE32PAE_ENTRY_LARGE_PAGE} pde32pae_entry_type_t;
+ typedef enum {PTE32PAE_ENTRY_NOT_PRESENT, PTE32PAE_ENTRY_PAGE} pte32pae_entry_type_t;
+
+ typedef enum {PML4E64_ENTRY_NOT_PRESENT, PML4E64_ENTRY_PAGE} pml4e64_entry_type_t;
+ typedef enum {PDPE64_ENTRY_NOT_PRESENT, PDPE64_ENTRY_PTE32, PDPE64_ENTRY_LARGE_PAGE} pdpe64_entry_type_t;
+ typedef enum {PDE64_ENTRY_NOT_PRESENT, PDE64_ENTRY_PTE32, PDE64_ENTRY_LARGE_PAGE} pde64_entry_type_t;
+ typedef enum {PTE64_ENTRY_NOT_PRESENT, PTE64_ENTRY_PAGE} pte64_entry_type_t;
+*/
-/* PDE 32 bit PAGE STRUCTURES */
-typedef enum {PDE32_ENTRY_NOT_PRESENT, PDE32_ENTRY_PTE32, PDE32_ENTRY_LARGE_PAGE} pde32_entry_type_t;
-typedef enum {PT_ACCESS_OK, PT_ENTRY_NOT_PRESENT, PT_WRITE_ERROR, PT_USER_ERROR} pt_access_status_t;
+
+typedef enum {PT_ENTRY_NOT_PRESENT, PT_ENTRY_LARGE_PAGE, PT_ENTRY_PAGE} pt_entry_type_t;
+typedef enum {PT_ACCESS_OK, PT_ACCESS_NOT_PRESENT, PT_ACCESS_WRITE_ERROR, PT_ACCESS_USER_ERROR} pt_access_status_t;
+
+
+typedef struct gen_pt {
+ uint_t present : 1;
+ uint_t writable : 1;
+ uint_t user_page : 1;
+} __attribute__((packed)) gen_pt_t;
typedef struct pde32 {
uint_t present : 1;
uint_t cache_disable : 1;
uint_t accessed : 1;
uint_t dirty : 1;
- uint_t one : 1;
+ uint_t large_page : 1;
uint_t global_page : 1;
uint_t vmm_info : 3;
uint_t pat : 1;
uint_t rsvd : 28;
} __attribute__((packed)) pde32pae_t;
-typedef struct pde32pae_4MB {
+typedef struct pde32pae_2MB {
uint_t present : 1;
uint_t writable : 1;
uint_t user_page : 1;
uint_t global_page : 1;
uint_t vmm_info : 3;
uint_t pat : 1;
- uint_t rsvd : 9;
- uint_t page_base_addr : 14;
+ uint_t rsvd : 8;
+ uint_t page_base_addr : 15;
uint_t rsvd2 : 28;
-} __attribute__((packed)) pde32pae_4MB_t;
+} __attribute__((packed)) pde32pae_2MB_t;
typedef struct pte32pae {
uint_t present : 1;
typedef struct pdpe64 {
uint_t present : 1;
uint_t writable : 1;
- uint_t user_page : 1;
+ uint_t user_page : 1;
uint_t write_through : 1;
uint_t cache_disable : 1;
uint_t accessed : 1;
- uint_t reserved : 1;
- uint_t large_page : 1;
+ uint_t avail : 1;
+ uint_t large_page : 1;
uint_t zero : 1;
uint_t vmm_info : 3;
ullong_t pd_base_addr : 40;
} __attribute__((packed)) pdpe64_t;
+// We Don't support this
+typedef struct pdpe64_1GB {
+ uint_t present : 1;
+ uint_t writable : 1;
+ uint_t user_page : 1;
+ uint_t write_through : 1;
+ uint_t cache_disable : 1;
+ uint_t accessed : 1;
+ uint_t dirty : 1;
+ uint_t large_page : 1;
+ uint_t global_page : 1;
+ uint_t vmm_info : 3;
+ uint_t pat : 1;
+ uint_t rsvd : 17;
+ ullong_t page_base_addr : 22;
+ uint_t available : 11;
+ uint_t no_execute : 1;
+} __attribute__((packed)) pdpe64_1GB_t;
+
typedef struct pde64 {
uint_t write_through : 1;
uint_t cache_disable : 1;
uint_t accessed : 1;
- uint_t reserved : 1;
- uint_t large_page : 1;
- uint_t reserved2 : 1;
+ uint_t avail : 1;
+ uint_t large_page : 1;
+ uint_t global_page : 1;
uint_t vmm_info : 3;
ullong_t pt_base_addr : 40;
uint_t available : 11;
uint_t no_execute : 1;
} __attribute__((packed)) pde64_t;
+typedef struct pde64_2MB {
+ uint_t present : 1;
+ uint_t writable : 1;
+ uint_t user_page : 1;
+ uint_t write_through : 1;
+ uint_t cache_disable : 1;
+ uint_t accessed : 1;
+ uint_t dirty : 1;
+ uint_t large_page : 1;
+ uint_t global_page : 1;
+ uint_t vmm_info : 3;
+ uint_t pat : 1;
+ uint_t rsvd : 8;
+ ullong_t page_base_addr : 31;
+ uint_t available : 11;
+ uint_t no_execute : 1;
+} __attribute__((packed)) pde64_2MB_t;
+
+
typedef struct pte64 {
uint_t present : 1;
uint_t writable : 1;
void delete_page_tables_32PAE(pdpe32pae_t * pdpe);
void delete_page_tables_64(pml4e64_t * pml4);
-pde32_entry_type_t pde32_lookup(pde32_t * pd, addr_t addr, addr_t * entry);
-int pte32_lookup(pte32_t * pte, addr_t addr, addr_t * entry);
+struct guest_info;
+
+int v3_translate_guest_pt_32(struct guest_info * info, v3_reg_t guest_cr3, addr_t vaddr, addr_t * paddr);
+int v3_translate_guest_pt_32pae(struct guest_info * info, v3_reg_t guest_cr3, addr_t vaddr, addr_t * paddr);
+int v3_translate_guest_pt_64(struct guest_info * info, v3_reg_t guest_cr3, addr_t vaddr, addr_t * paddr);
+
+int v3_translate_host_pt_32(v3_reg_t host_cr3, addr_t vaddr, addr_t * paddr);
+int v3_translate_host_pt_32pae(v3_reg_t host_cr3, addr_t vaddr, addr_t * paddr);
+int v3_translate_host_pt_64(v3_reg_t host_cr3, addr_t vaddr, addr_t * paddr);
+
+
+/* Should these be static? */
+pt_entry_type_t pde32_lookup(pde32_t * pd, addr_t addr, addr_t * entry);
+pt_entry_type_t pte32_lookup(pte32_t * pt, addr_t addr, addr_t * entry);
+
+pt_entry_type_t pdpe32pae_lookup(pdpe32pae_t * pdp, addr_t addr, addr_t * entry);
+pt_entry_type_t pde32pae_lookup(pde32pae_t * pd, addr_t addr, addr_t * entry);
+pt_entry_type_t pte32pae_lookup(pte32pae_t * pt, addr_t addr, addr_t * entry);
+
+pt_entry_type_t pml4e64_lookup(pml4e64_t * pml, addr_t addr, addr_t * entry);
+pt_entry_type_t pdpe64_lookup(pdpe64_t * pdp, addr_t addr, addr_t * entry);
+pt_entry_type_t pde64_lookup(pde64_t * pd, addr_t addr, addr_t * entry);
+pt_entry_type_t pte64_lookup(pte64_t * pt, addr_t addr, addr_t * entry);
+
+
-// This assumes that the page table resides in the host address space
-// IE. IT DOES NO VM ADDR TRANSLATION
-int pt32_lookup(pde32_t * pd, addr_t vaddr, addr_t * paddr);
-pt_access_status_t can_access_pde32(pde32_t * pde, addr_t addr, pf_error_t access_type);
-pt_access_status_t can_access_pte32(pte32_t * pte, addr_t addr, pf_error_t access_type);
+pt_access_status_t inline v3_can_access_pde32(pde32_t * pde, addr_t addr, pf_error_t access_type);
+pt_access_status_t inline v3_can_access_pte32(pte32_t * pte, addr_t addr, pf_error_t access_type);
+pt_access_status_t inline v3_can_access_pdpe32pae(pdpe32pae_t * pdpe, addr_t addr, pf_error_t access_type);
+pt_access_status_t inline v3_can_access_pde32pae(pde32pae_t * pde, addr_t addr, pf_error_t access_type);
+pt_access_status_t inline v3_can_access_pte32pae(pte32pae_t * pte, addr_t addr, pf_error_t access_type);
+pt_access_status_t inline v3_can_access_pml4e64(pml4e64_t * pmle, addr_t addr, pf_error_t access_type);
+pt_access_status_t inline v3_can_access_pdpe64(pdpe64_t * pdpe, addr_t addr, pf_error_t access_type);
+pt_access_status_t inline v3_can_access_pde64(pde64_t * pde, addr_t addr, pf_error_t access_type);
+pt_access_status_t inline v3_can_access_pte64(pte64_t * pte, addr_t addr, pf_error_t access_type);
+int v3_check_host_pt_32(v3_reg_t host_cr3, addr_t vaddr,
+ pf_error_t access_type, pt_access_status_t * access_status);
+int v3_check_host_pt_32pae(v3_reg_t host_cr3, addr_t vaddr,
+ pf_error_t access_type, pt_access_status_t * access_status);
+int v3_check_host_pt_64(v3_reg_t host_cr3, addr_t vaddr,
+ pf_error_t access_type, pt_access_status_t * access_status);
+int v3_check_guest_pt_32(struct guest_info * info, v3_reg_t guest_cr3, addr_t vaddr,
+ pf_error_t access_type, pt_access_status_t * access_status);
+int v3_check_guest_pt_32pae(struct guest_info * info, v3_reg_t guest_cr3, addr_t vaddr,
+ pf_error_t access_type, pt_access_status_t * access_status);
+int v3_check_guest_pt_64(struct guest_info * info, v3_reg_t guest_cr3, addr_t vaddr,
+ pf_error_t access_type, pt_access_status_t * access_status);
+
+
+int v3_walk_host_pt_32(v3_reg_t host_cr3,
+ void (*callback)(page_type_t type, addr_t page_va, addr_t page_pa, void * private_data),
+ void * private_data);
+
+int v3_walk_host_pt_32pae(v3_reg_t host_cr3,
+ void (*callback)(page_type_t type, addr_t page_va, addr_t page_pa, void * private_data),
+ void * private_data);
+
+int v3_walk_host_pt_64(v3_reg_t host_cr3,
+ void (*callback)(page_type_t type, addr_t page_va, addr_t page_pa, void * private_data),
+ void * private_data);
+
+int v3_walk_guest_pt_32(struct guest_info * info, v3_reg_t guest_cr3,
+ void (*callback)(page_type_t type, addr_t page_va, addr_t page_pa, void * private_data),
+ void * private_data);
+
+int v3_walk_guest_pt_32pae(struct guest_info * info, v3_reg_t guest_cr3,
+ void (*callback)(page_type_t type, addr_t page_va, addr_t page_pa, void * private_data),
+ void * private_data);
+
+int v3_walk_guest_pt_64(struct guest_info * info, v3_reg_t guest_cr3,
+ void (*callback)(page_type_t type, addr_t page_va, addr_t page_pa, void * private_data),
+ void * private_data);
+
struct guest_info;
pde32_t * create_passthrough_pts_32(struct guest_info * guest_info);
+const uchar_t * v3_page_type_to_str(page_type_t type);
+
//#include <palacios/vm_guest.h>