X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm_paging.h;h=bce23af678fe53381e480e22cffa2b18623d117f;hp=15c089aab21d0214fea9e194585f6e682ccb3b22;hb=7f5fe648423f83c0883d6daa3f15751f9e74daf0;hpb=11b5cccde17af54f3998c38952e0eeedf85ced0a diff --git a/palacios/include/palacios/vmm_paging.h b/palacios/include/palacios/vmm_paging.h index 15c089a..bce23af 100644 --- a/palacios/include/palacios/vmm_paging.h +++ b/palacios/include/palacios/vmm_paging.h @@ -106,7 +106,8 @@ the host state in the vmcs before entering the guest. #define MAX_PTE64_ENTRIES 512 -typedef enum {PAGE_4KB, PAGE_2MB, PAGE_4MB, PAGE_1GB, +typedef enum {PAGE_4KB, PAGE_2MB, PAGE_4MB, PAGE_1GB, + PAGE_NOT_PRESENT, PAGE_PT32, PAGE_PD32, PAGE_PDP32PAE, PAGE_PD32PAE, PAGE_PT32PAE, PAGE_PML464, PAGE_PDP64, PAGE_PD64, PAGE_PT64} page_type_t; @@ -146,11 +147,13 @@ typedef enum {PAGE_4KB, PAGE_2MB, PAGE_4MB, PAGE_1GB, */ /* Replace The above with these... */ #define PAGE_BASE_ADDR(x) ((x) >> 12) +#define PAGE_BASE_ADDR_4KB(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_4KB(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) @@ -172,22 +175,29 @@ typedef enum {PAGE_4KB, PAGE_2MB, PAGE_4MB, PAGE_1GB, */ /* use these instead */ #define PAGE_OFFSET(x) ((x) & 0xfff) +#define PAGE_OFFSET_4KB(x) ((x) & 0xfff) #define PAGE_OFFSET_2MB(x) ((x) & 0x1fffff) #define PAGE_OFFSET_4MB(x) ((x) & 0x3fffff) +#define PAGE_OFFSET_1GB(x) ((x) & 0x3fffffff) #define PAGE_POWER 12 -#define PAGE_POWER_2MB 22 -#define PAGE_POWER_4MB 21 +#define PAGE_POWER_4KB 12 +#define PAGE_POWER_2MB 21 +#define PAGE_POWER_4MB 22 +#define PAGE_POWER_1GB 30 // We shift instead of mask because we don't know the address size #define PAGE_ADDR(x) (((x) >> PAGE_POWER) << PAGE_POWER) +#define PAGE_ADDR_4KB(x) (((x) >> PAGE_POWER_4KB) << PAGE_POWER_4KB) #define PAGE_ADDR_2MB(x) (((x) >> PAGE_POWER_2MB) << PAGE_POWER_2MB) #define PAGE_ADDR_4MB(x) (((x) >> PAGE_POWER_4MB) << PAGE_POWER_4MB) +#define PAGE_ADDR_1GB(x) (((x) >> PAGE_POWER_1GB) << PAGE_POWER_1GB) #define PAGE_SIZE 4096 +#define PAGE_SIZE_4KB 4096 #define PAGE_SIZE_2MB (4096 * 512) #define PAGE_SIZE_4MB (4096 * 1024) - +#define PAGE_SIZE_1GB 0x40000000 /* *** */ @@ -476,9 +486,6 @@ typedef struct pf_error_code { -void delete_page_tables_32(pde32_t * pde); -void delete_page_tables_32PAE(pdpe32pae_t * pdpe); -void delete_page_tables_64(pml4e64_t * pml4); struct guest_info; @@ -491,23 +498,18 @@ 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); - - - - - +int v3_find_host_pt_32_page(v3_reg_t host_cr3, page_type_t type, addr_t vaddr, addr_t * page_addr); +int v3_find_host_pt_32pae_page(v3_reg_t host_cr3, page_type_t type, addr_t vaddr, addr_t * page_addr); +int v3_find_host_pt_64_page(v3_reg_t host_cr3, page_type_t type, addr_t vaddr, addr_t * page_addr); +int v3_find_guest_pt_32_page(struct guest_info * info, v3_reg_t guest_cr3, + page_type_t type, addr_t vaddr, + addr_t * page_addr); +int v3_find_guest_pt_32pae_page(struct guest_info * info, v3_reg_t guest_cr3, + page_type_t type, addr_t vaddr, + addr_t * page_addr); +int v3_find_guest_pt_64_page(struct guest_info * info, v3_reg_t guest_cr3, + page_type_t type, addr_t vaddr, + addr_t * page_addr); 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); @@ -537,37 +539,64 @@ int v3_check_guest_pt_64(struct guest_info * info, v3_reg_t guest_cr3, addr_t va + +int v3_drill_host_pt_32(v3_reg_t host_cr3, addr_t vaddr, + int (*callback)(page_type_t type, addr_t vaddr, addr_t page_ptr, addr_t page_pa, void * private_data), + void * private_data); +int v3_drill_host_pt_32pae(v3_reg_t host_cr3, addr_t vaddr, + int (*callback)(page_type_t type, addr_t vaddr, addr_t page_ptr, addr_t page_pa, void * private_data), + void * private_data); +int v3_drill_host_pt_64(v3_reg_t host_cr3, addr_t vaddr, + int (*callback)(page_type_t type, addr_t vaddr, addr_t page_ptr, addr_t page_pa, void * private_data), + void * private_data); + +int v3_drill_guest_pt_32(struct guest_info * info, v3_reg_t guest_cr3, addr_t vaddr, + int (*callback)(page_type_t type, addr_t vaddr, addr_t page_ptr, addr_t page_pa, void * private_data), + void * private_data); +int v3_drill_guest_pt_32pae(struct guest_info * info, v3_reg_t guest_cr3, addr_t vaddr, + int (*callback)(page_type_t type, addr_t vaddr, addr_t page_ptr, addr_t page_pa, void * private_data), + void * private_data); +int v3_drill_guest_pt_64(struct guest_info * info, v3_reg_t guest_cr3, addr_t vaddr, + int (*callback)(page_type_t type, addr_t vaddr, addr_t page_ptr, addr_t page_pa, void * private_data), + void * private_data); + + + 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 (*callback)(page_type_t type, addr_t vaddr, 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 (*callback)(page_type_t type, addr_t vaddr, 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 (*callback)(page_type_t type, addr_t vaddr, 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); + void (*callback)(page_type_t type, addr_t vaddr, 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); + void (*callback)(page_type_t type, addr_t vaddr, 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); + void (*callback)(page_type_t type, addr_t vaddr, 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); pdpe32pae_t * create_passthrough_pts_32PAE(struct guest_info * guest_info); pml4e64_t * create_passthrough_pts_64(struct guest_info * info); +void delete_page_tables_32(pde32_t * pde); +void delete_page_tables_32PAE(pdpe32pae_t * pdpe); +void delete_page_tables_64(pml4e64_t * pml4); + + const uchar_t * v3_page_type_to_str(page_type_t type);