43,7 → 43,6 |
#ifdef KERNEL |
|
#ifndef __ASM__ |
# include <arch/hypercall.h> |
# define KA2PA(x) (((uintptr_t) (x)) - 0x80000000) |
# define PA2KA(x) (((uintptr_t) (x)) + 0x80000000) |
#else |
65,31 → 64,29 |
#define PTL2_INDEX_ARCH(vaddr) 0 |
#define PTL3_INDEX_ARCH(vaddr) (((vaddr) >> 12) & 0x3ff) |
|
#define GET_PTL1_ADDRESS_ARCH(ptl0, i) ((pte_t *)((((pte_t *)(ptl0))[(i)].frame_address) << 12)) |
#define GET_PTL1_ADDRESS_ARCH(ptl0, i) ((pte_t *) MA2PA((((pte_t *) (ptl0))[(i)].frame_address) << 12)) |
#define GET_PTL2_ADDRESS_ARCH(ptl1, i) (ptl1) |
#define GET_PTL3_ADDRESS_ARCH(ptl2, i) (ptl2) |
#define GET_FRAME_ADDRESS_ARCH(ptl3, i) ((uintptr_t)((((pte_t *)(ptl3))[(i)].frame_address) << 12)) |
#define GET_FRAME_ADDRESS_ARCH(ptl3, i) ((uintptr_t) MA2PA((((pte_t *) (ptl3))[(i)].frame_address) << 12)) |
|
#define SET_PTL0_ADDRESS_ARCH(ptl0) { \ |
mmuext_op_t mmu_ext; \ |
\ |
mmu_ext.cmd = MMUEXT_NEW_BASEPTR; \ |
mmu_ext.arg1.mfn = ADDR2PFN(PA2MA(ptl0)); \ |
mmu_ext.mfn = ADDR2PFN(PA2MA(ptl0)); \ |
xen_mmuext_op(&mmu_ext, 1, NULL, DOMID_SELF); \ |
} |
|
#define SET_PTL1_ADDRESS_ARCH(ptl0, i, a) { \ |
mmu_update_t update; \ |
\ |
update.ptr = PA2MA(KA2PA(&((pte_t *) (ptl0))[(i)])); \ |
update.val = PA2MA(a); \ |
update.val = PA2MA(a) | 0x0003; \ |
xen_mmu_update(&update, 1, NULL, DOMID_SELF); \ |
} |
#define SET_PTL2_ADDRESS_ARCH(ptl1, i, a) |
#define SET_PTL3_ADDRESS_ARCH(ptl2, i, a) |
#define SET_FRAME_ADDRESS_ARCH(ptl3, i, a) { \ |
mmu_update_t update; \ |
update.ptr = PA2MA(KA2PA(&((pte_t *) (ptl3))[(i)])); \ |
update.val = PA2MA(a); \ |
xen_mmu_update(&update, 1, NULL, DOMID_SELF); \ |
} |
#define SET_FRAME_ADDRESS_ARCH(ptl3, i, a) (((pte_t *) (ptl3))[(i)].frame_address = PA2MA(a) >> 12) |
|
#define GET_PTL1_FLAGS_ARCH(ptl0, i) get_pt_flags((pte_t *)(ptl0), (index_t)(i)) |
#define GET_PTL2_FLAGS_ARCH(ptl1, i) PAGE_PRESENT |
113,6 → 110,7 |
#include <arch/types.h> |
#include <arch/mm/frame.h> |
#include <typedefs.h> |
#include <arch/hypercall.h> |
|
/* Page fault error codes. */ |
|
144,6 → 142,41 |
unsigned frame_address : 20; |
} __attribute__ ((packed)); |
|
typedef struct { |
uint64_t ptr; /**< Machine address of PTE */ |
union { /**< New contents of PTE */ |
uint64_t val; |
pte_t pte; |
}; |
} mmu_update_t; |
|
typedef struct { |
unsigned int cmd; |
union { |
unsigned long mfn; |
unsigned long linear_addr; |
}; |
union { |
unsigned int nr_ents; |
void *vcpumask; |
}; |
} mmuext_op_t; |
|
static inline int xen_update_va_mapping(const void *va, const pte_t pte, const unsigned int flags) |
{ |
return hypercall4(XEN_UPDATE_VA_MAPPING, va, pte, 0, flags); |
} |
|
static inline int xen_mmu_update(const mmu_update_t *req, const unsigned int count, unsigned int *success_count, domid_t domid) |
{ |
return hypercall4(XEN_MMU_UPDATE, req, count, success_count, domid); |
} |
|
static inline int xen_mmuext_op(const mmuext_op_t *op, const unsigned int count, unsigned int *success_count, domid_t domid) |
{ |
return hypercall4(XEN_MMUEXT_OP, op, count, success_count, domid); |
} |
|
static inline int get_pt_flags(pte_t *pt, index_t i) |
{ |
pte_t *p = &pt[i]; |