X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm_paging.h;h=93059e1785ba595292638b69985d7491e516c15e;hb=773e6e7d212b3ece194cd0e75a383db7d2b9a2b1;hp=950ff6c875d80c242a3ad51b6339e009aece985c;hpb=60656758d616b276a4a9a17efda49981c57cbeef;p=palacios.git diff --git a/palacios/include/palacios/vmm_paging.h b/palacios/include/palacios/vmm_paging.h index 950ff6c..93059e1 100644 --- a/palacios/include/palacios/vmm_paging.h +++ b/palacios/include/palacios/vmm_paging.h @@ -1,6 +1,28 @@ -#ifndef __VMM_PAGING_H -#define __VMM_PAGING_H +/* + * This file is part of the Palacios Virtual Machine Monitor developed + * by the V3VEE Project with funding from the United States National + * Science Foundation and the Department of Energy. + * + * The V3VEE Project is a joint project between Northwestern University + * and the University of New Mexico. You can find out more at + * http://www.v3vee.org + * + * Copyright (c) 2008, Jack Lange + * Copyright (c) 2008, The V3VEE Project + * All rights reserved. + * + * Author: Jack Lange + * + * This is free software. You are permitted to use, + * redistribute, and modify it as specified in the file "V3VEE_LICENSE". + */ + + +#ifndef __VMM_PAGING_H__ +#define __VMM_PAGING_H__ + +#ifdef __V3VEE__ #include #include @@ -68,7 +90,7 @@ the host state in the vmcs before entering the guest. */ -#ifdef __V3VEE__ + #define MAX_PTE32_ENTRIES 1024 #define MAX_PDE32_ENTRIES 1024 @@ -86,11 +108,15 @@ the host state in the vmcs before entering the guest. /* Gets the base address needed for a Page Table entry */ #define PD32_BASE_ADDR(x) (((uint_t)x) >> 12) #define PT32_BASE_ADDR(x) (((uint_t)x) >> 12) +#define PD32_4MB_BASE_ADDR(x) (((uint_t)x) >> 22) #define PT32_PAGE_ADDR(x) (((uint_t)x) & 0xfffff000) #define PT32_PAGE_OFFSET(x) (((uint_t)x) & 0xfff) #define PT32_PAGE_POWER 12 +#define PD32_4MB_PAGE_ADDR(x) (((uint_t)x) & 0xffc00000) +#define PD32_4MB_PAGE_OFFSET(x) (((uint_t)x) & 0x003fffff) +#define PAGE_SIZE_4MB (4096 * 1024) /* The following should be phased out */ #define PAGE_OFFSET(x) ((((uint_t)x) & 0xfff)) @@ -102,21 +128,25 @@ the host state in the vmcs before entering the guest. + #define CR3_TO_PDE32(cr3) (((ulong_t)cr3) & 0xfffff000) #define CR3_TO_PDPTRE(cr3) (((ulong_t)cr3) & 0xffffffe0) #define CR3_TO_PML4E64(cr3) (((ullong_t)cr3) & 0x000ffffffffff000LL) + + /* Accessor functions for the page table structures */ #define PDE32_T_ADDR(x) (((x).pt_base_addr) << 12) #define PTE32_T_ADDR(x) (((x).page_base_addr) << 12) - +#define PDE32_4MB_T_ADDR(x) (((x).page_base_addr) << 22) /* Page Table Flag Values */ #define PT32_HOOK 0x1 +#define PT32_GUEST_PT 0x2 + -#endif /* PDE 32 bit PAGE STRUCTURES */ typedef enum {PDE32_ENTRY_NOT_PRESENT, PDE32_ENTRY_PTE32, PDE32_ENTRY_LARGE_PAGE} pde32_entry_type_t; @@ -148,9 +178,8 @@ typedef struct pde32_4MB { uint_t global_page : 1; uint_t vmm_info : 3; uint_t pat : 1; - uint_t page_base_addr_lo: 8; - uint_t zero : 1; - uint_t page_base_addr_hi: 10; + uint_t rsvd : 9; + uint_t page_base_addr : 10; } pde32_4MB_t; @@ -255,8 +284,6 @@ typedef struct pf_error_code { uint_t rsvd : 27; } pf_error_t; -typedef enum { PDE32 } paging_mode_t; - @@ -291,7 +318,6 @@ pde32_t * create_passthrough_pde32_pts(struct guest_info * guest_info); void PrintDebugPageTables(pde32_t * pde); -#ifdef __V3VEE__ void PrintPT32(addr_t starting_address, pte32_t * pte);