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/*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef XG_PRIVATE_H
#define XG_PRIVATE_H
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "xenctrl.h"
#include "xenguest.h"
#include "xc_private.h"
#include <xen/memory.h>
#include <xen/elfnote.h>
#ifndef ELFSIZE
#include <limits.h>
#if UINT_MAX == ULONG_MAX
#define ELFSIZE 32
#else
#define ELFSIZE 64
#endif
#endif
char *xc_read_image(xc_interface *xch,
const char *filename, unsigned long *size);
char *xc_inflate_buffer(xc_interface *xch,
const char *in_buf,
unsigned long in_size,
unsigned long *out_size);
unsigned long csum_page (void * page);
#define _PAGE_PRESENT 0x001
#define _PAGE_RW 0x002
#define _PAGE_USER 0x004
#define _PAGE_PWT 0x008
#define _PAGE_PCD 0x010
#define _PAGE_ACCESSED 0x020
#define _PAGE_DIRTY 0x040
#define _PAGE_PAT 0x080
#define _PAGE_PSE 0x080
#define _PAGE_GLOBAL 0x100
#define L1_PAGETABLE_SHIFT_I386 12
#define L2_PAGETABLE_SHIFT_I386 22
#define L1_PAGETABLE_ENTRIES_I386 1024
#define L2_PAGETABLE_ENTRIES_I386 1024
#define L1_PAGETABLE_SHIFT_PAE 12
#define L2_PAGETABLE_SHIFT_PAE 21
#define L3_PAGETABLE_SHIFT_PAE 30
#define L1_PAGETABLE_ENTRIES_PAE 512
#define L2_PAGETABLE_ENTRIES_PAE 512
#define L3_PAGETABLE_ENTRIES_PAE 4
#define L1_PAGETABLE_SHIFT_X86_64 12
#define L2_PAGETABLE_SHIFT_X86_64 21
#define L3_PAGETABLE_SHIFT_X86_64 30
#define L4_PAGETABLE_SHIFT_X86_64 39
#define L1_PAGETABLE_ENTRIES_X86_64 512
#define L2_PAGETABLE_ENTRIES_X86_64 512
#define L3_PAGETABLE_ENTRIES_X86_64 512
#define L4_PAGETABLE_ENTRIES_X86_64 512
typedef uint32_t l1_pgentry_32_t;
typedef uint32_t l2_pgentry_32_t;
typedef uint64_t l1_pgentry_64_t;
typedef uint64_t l2_pgentry_64_t;
typedef uint64_t l3_pgentry_64_t;
typedef uint64_t l4_pgentry_64_t;
#define l1_table_offset_i386(_a) \
(((_a) >> L1_PAGETABLE_SHIFT_I386) & (L1_PAGETABLE_ENTRIES_I386 - 1))
#define l2_table_offset_i386(_a) \
(((_a) >> L2_PAGETABLE_SHIFT_I386) & (L2_PAGETABLE_ENTRIES_I386 - 1))
#define l1_table_offset_pae(_a) \
(((_a) >> L1_PAGETABLE_SHIFT_PAE) & (L1_PAGETABLE_ENTRIES_PAE - 1))
#define l2_table_offset_pae(_a) \
(((_a) >> L2_PAGETABLE_SHIFT_PAE) & (L2_PAGETABLE_ENTRIES_PAE - 1))
#define l3_table_offset_pae(_a) \
(((_a) >> L3_PAGETABLE_SHIFT_PAE) & (L3_PAGETABLE_ENTRIES_PAE - 1))
#define l1_table_offset_x86_64(_a) \
(((_a) >> L1_PAGETABLE_SHIFT_X86_64) & (L1_PAGETABLE_ENTRIES_X86_64 - 1))
#define l2_table_offset_x86_64(_a) \
(((_a) >> L2_PAGETABLE_SHIFT_X86_64) & (L2_PAGETABLE_ENTRIES_X86_64 - 1))
#define l3_table_offset_x86_64(_a) \
(((_a) >> L3_PAGETABLE_SHIFT_X86_64) & (L3_PAGETABLE_ENTRIES_X86_64 - 1))
#define l4_table_offset_x86_64(_a) \
(((_a) >> L4_PAGETABLE_SHIFT_X86_64) & (L4_PAGETABLE_ENTRIES_X86_64 - 1))
#define PAGE_SHIFT_ARM 12
#define PAGE_SIZE_ARM (1UL << PAGE_SHIFT_ARM)
#define PAGE_MASK_ARM (~(PAGE_SIZE_ARM-1))
#define PAGE_SHIFT_X86 12
#define PAGE_SIZE_X86 (1UL << PAGE_SHIFT_X86)
#define PAGE_MASK_X86 (~(PAGE_SIZE_X86-1))
#define PAGE_SHIFT_IA64 14
#define PAGE_SIZE_IA64 (1UL << PAGE_SHIFT_IA64)
#define PAGE_MASK_IA64 (~(PAGE_SIZE_IA64-1))
#define ROUNDUP(_x,_w) (((unsigned long)(_x)+(1UL<<(_w))-1) & ~((1UL<<(_w))-1))
#define NRPAGES(x) (ROUNDUP(x, PAGE_SHIFT) >> PAGE_SHIFT)
/* XXX SMH: following skanky macros rely on variable p2m_size being set */
/* XXX TJD: also, "guest_width" should be the guest's sizeof(unsigned long) */
struct domain_info_context {
unsigned int guest_width;
unsigned long p2m_size;
};
static inline xen_pfn_t pfn_to_mfn(xen_pfn_t pfn, xen_pfn_t *p2m, int gwidth)
{
return ((xen_pfn_t) ((gwidth==8)?
(((uint64_t *)p2m)[(pfn)]):
((((uint32_t *)p2m)[(pfn)]) == 0xffffffffU ?
(-1UL) :
(((uint32_t *)p2m)[(pfn)]))));
}
/* Number of xen_pfn_t in a page */
#define FPP (PAGE_SIZE/(dinfo->guest_width))
/* Number of entries in the pfn_to_mfn_frame_list_list */
#define P2M_FLL_ENTRIES (((dinfo->p2m_size)+(FPP*FPP)-1)/(FPP*FPP))
/* Number of entries in the pfn_to_mfn_frame_list */
#define P2M_FL_ENTRIES (((dinfo->p2m_size)+FPP-1)/FPP)
/* Size in bytes of the pfn_to_mfn_frame_list */
#define P2M_GUEST_FL_SIZE ((P2M_FL_ENTRIES) * (dinfo->guest_width))
#define P2M_TOOLS_FL_SIZE ((P2M_FL_ENTRIES) * \
MAX((sizeof (xen_pfn_t)), dinfo->guest_width))
/* Masks for PTE<->PFN conversions */
#define MADDR_BITS_X86 ((dinfo->guest_width == 8) ? 52 : 44)
#define MFN_MASK_X86 ((1ULL << (MADDR_BITS_X86 - PAGE_SHIFT_X86)) - 1)
#define MADDR_MASK_X86 (MFN_MASK_X86 << PAGE_SHIFT_X86)
#define PAEKERN_no 0
#define PAEKERN_yes 1
#define PAEKERN_extended_cr3 2
#define PAEKERN_bimodal 3
int pin_table(xc_interface *xch, unsigned int type, unsigned long mfn,
domid_t dom);
#endif /* XG_PRIVATE_H */
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