X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm_shadow_paging.h;h=247c471c01c319ae0fd491897a7cf164cc4107c7;hb=6dee811714540921f73487de80e069decb80c602;hp=cb04d7d8b86ceace0bdc612c9d4a1255503bd010;hpb=0899a5c74318e582f3d6ebec52cc744cdb727734;p=palacios.git diff --git a/palacios/include/palacios/vmm_shadow_paging.h b/palacios/include/palacios/vmm_shadow_paging.h index cb04d7d..247c471 100644 --- a/palacios/include/palacios/vmm_shadow_paging.h +++ b/palacios/include/palacios/vmm_shadow_paging.h @@ -26,27 +26,19 @@ #include #include #include +#include +#include struct shadow_page_state { - // these two reflect the top-level page directory - // of the guest page table - v3_reg_t guest_cr3; // points to guest's current page table + // virtualized control registers + v3_reg_t guest_cr3; + v3_reg_t guest_cr0; + v3_msr_t guest_efer; - // Should this be here?? - v3_reg_t guest_cr0; - - // these two reflect the top-level page directory - // of the shadow page table - v3_reg_t shadow_cr3; - - - // Hash table that ties a CR3 value to a hash table pointer for the PT entries - struct hashtable * cr3_cache; - // Hash table that contains a mapping of guest pte addresses to host pte addresses - struct hashtable * cached_ptes; - addr_t cached_cr3; + // list of allocated shadow pages + struct list_head page_list; }; @@ -56,21 +48,19 @@ struct guest_info; -int v3_cache_page_tables32(struct guest_info * info, addr_t pde); + int v3_init_shadow_page_state(struct guest_info * info); -addr_t v3_create_new_shadow_pt32(); int v3_handle_shadow_pagefault(struct guest_info * info, addr_t fault_addr, pf_error_t error_code); int v3_handle_shadow_invlpg(struct guest_info * info); +int v3_activate_shadow_pt(struct guest_info * info); +int v3_invalidate_shadow_pts(struct guest_info * info); -int v3_replace_shdw_page(struct guest_info * info, addr_t location, void * new_page, void * old_page); -int v3_replace_shdw_page32(struct guest_info * info, addr_t location, pte32_t * new_page, pte32_t * old_page); - #endif // ! __V3VEE__ #endif