WebSVN – HelenOS-historic – Diff – //kernel/trunk/arch/amd64/include/mm/page.h



 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
/** @addtogroup amd64mm
 * @{
 */
/** @file
 */
 

#  include <mm/page.h>
#  include <arch/types.h>
#endif
 
#ifndef __ASM__
static inline uintptr_t ka2pa(uintptr_t x)
{
    if (x > 0xffffffff80000000)
        return x - 0xffffffff80000000;
    else
        return x - 0xffff800000000000;
}
# define KA2PA(x)      ka2pa((uintptr_t)x)
# define PA2KA_CODE(x)      (((uintptr_t) (x)) + 0xffffffff80000000)
# define PA2KA(x)      (((uintptr_t) (x)) + 0xffff800000000000)
#else
# define KA2PA(x)      ((x) - 0xffffffff80000000)
# define PA2KA(x)      ((x) + 0xffffffff80000000)
#endif
 

#define PTL0_INDEX_ARCH(vaddr)  (((vaddr)>>39)&0x1ff)
#define PTL1_INDEX_ARCH(vaddr)  (((vaddr)>>30)&0x1ff)
#define PTL2_INDEX_ARCH(vaddr)  (((vaddr)>>21)&0x1ff)
#define PTL3_INDEX_ARCH(vaddr)  (((vaddr)>>12)&0x1ff)
 
#define GET_PTL1_ADDRESS_ARCH(ptl0, i)      ((pte_t *) ((((uint64_t) ((pte_t *)(ptl0))[(i)].addr_12_31)<<12) | (((uint64_t) ((pte_t *)(ptl0))[(i)].addr_32_51)<<32 )))
#define GET_PTL2_ADDRESS_ARCH(ptl1, i)      ((pte_t *) ((((uint64_t) ((pte_t *)(ptl1))[(i)].addr_12_31)<<12) | (((uint64_t) ((pte_t *)(ptl1))[(i)].addr_32_51)<<32 )))
#define GET_PTL3_ADDRESS_ARCH(ptl2, i)      ((pte_t *) ((((uint64_t) ((pte_t *)(ptl2))[(i)].addr_12_31)<<12) | (((uint64_t) ((pte_t *)(ptl2))[(i)].addr_32_51)<<32 )))
#define GET_FRAME_ADDRESS_ARCH(ptl3, i)     ((uintptr_t *) ((((uint64_t) ((pte_t *)(ptl3))[(i)].addr_12_31)<<12) | (((uint64_t) ((pte_t *)(ptl3))[(i)].addr_32_51)<<32 )))
 
#define SET_PTL0_ADDRESS_ARCH(ptl0)     (write_cr3((uintptr_t) (ptl0)))
#define SET_PTL1_ADDRESS_ARCH(ptl0, i, a)   set_pt_addr((pte_t *)(ptl0), (index_t)(i), a)
#define SET_PTL2_ADDRESS_ARCH(ptl1, i, a)       set_pt_addr((pte_t *)(ptl1), (index_t)(i), a)
#define SET_PTL3_ADDRESS_ARCH(ptl2, i, a)       set_pt_addr((pte_t *)(ptl2), (index_t)(i), a)
#define SET_FRAME_ADDRESS_ARCH(ptl3, i, a)  set_pt_addr((pte_t *)(ptl3), (index_t)(i), a)
 

#define SET_PTL1_FLAGS_ARCH(ptl0, i, x)     set_pt_flags((pte_t *)(ptl0), (index_t)(i), (x))
#define SET_PTL2_FLAGS_ARCH(ptl1, i, x)         set_pt_flags((pte_t *)(ptl1), (index_t)(i), (x))
#define SET_PTL3_FLAGS_ARCH(ptl2, i, x)         set_pt_flags((pte_t *)(ptl2), (index_t)(i), (x))
#define SET_FRAME_FLAGS_ARCH(ptl3, i, x)    set_pt_flags((pte_t *)(ptl3), (index_t)(i), (x))
 
#define PTE_VALID_ARCH(p)           (*((uint64_t *) (p)) != 0)
#define PTE_PRESENT_ARCH(p)         ((p)->present != 0)
#define PTE_GET_FRAME_ARCH(p)           ((((uintptr_t)(p)->addr_12_31)<<12) | ((uintptr_t)(p)->addr_32_51<<32))
#define PTE_WRITABLE_ARCH(p)            ((p)->writeable != 0)
#define PTE_EXECUTABLE_ARCH(p)          ((p)->no_execute == 0)
 
#ifndef __ASM__
 

        (!p->no_execute)<<PAGE_EXEC_SHIFT |
        p->global<<PAGE_GLOBAL_SHIFT
    );
}
 
static inline void set_pt_addr(pte_t *pt, index_t i, uintptr_t a)
{
    pte_t *p = &pt[i];
 
    p->addr_12_31 = (a >> 12) & 0xfffff;
    p->addr_32_51 = a >> 32;

 
#endif /* KERNEL */
 
#endif
 
/** @}
 */
 

Rev 1702	Rev 1780
Line 24...	Line 24...
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	/** @addtogroup amd64mm	29	/** @addtogroup amd64mm
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
Line 58...	Line 58...
58	# include <mm/page.h>	58	# include <mm/page.h>
59	# include <arch/types.h>	59	# include <arch/types.h>
60	#endif	60	#endif
61		61
62	#ifndef __ASM__	62	#ifndef __ASM__
63	static inline __address ka2pa(__address x)	63	static inline uintptr_t ka2pa(uintptr_t x)
64	{	64	{
65	if (x > 0xffffffff80000000)	65	if (x > 0xffffffff80000000)
66	return x - 0xffffffff80000000;	66	return x - 0xffffffff80000000;
67	else	67	else
68	return x - 0xffff800000000000;	68	return x - 0xffff800000000000;
69	}	69	}
70	# define KA2PA(x) ka2pa((__address)x)	70	# define KA2PA(x) ka2pa((uintptr_t)x)
71	# define PA2KA_CODE(x) (((__address) (x)) + 0xffffffff80000000)	71	# define PA2KA_CODE(x) (((uintptr_t) (x)) + 0xffffffff80000000)
72	# define PA2KA(x) (((__address) (x)) + 0xffff800000000000)	72	# define PA2KA(x) (((uintptr_t) (x)) + 0xffff800000000000)
73	#else	73	#else
74	# define KA2PA(x) ((x) - 0xffffffff80000000)	74	# define KA2PA(x) ((x) - 0xffffffff80000000)
75	# define PA2KA(x) ((x) + 0xffffffff80000000)	75	# define PA2KA(x) ((x) + 0xffffffff80000000)
76	#endif	76	#endif
77		77
Line 83...	Line 83...
83	#define PTL0_INDEX_ARCH(vaddr) (((vaddr)>>39)&0x1ff)	83	#define PTL0_INDEX_ARCH(vaddr) (((vaddr)>>39)&0x1ff)
84	#define PTL1_INDEX_ARCH(vaddr) (((vaddr)>>30)&0x1ff)	84	#define PTL1_INDEX_ARCH(vaddr) (((vaddr)>>30)&0x1ff)
85	#define PTL2_INDEX_ARCH(vaddr) (((vaddr)>>21)&0x1ff)	85	#define PTL2_INDEX_ARCH(vaddr) (((vaddr)>>21)&0x1ff)
86	#define PTL3_INDEX_ARCH(vaddr) (((vaddr)>>12)&0x1ff)	86	#define PTL3_INDEX_ARCH(vaddr) (((vaddr)>>12)&0x1ff)
87		87
88	#define GET_PTL1_ADDRESS_ARCH(ptl0, i) ((pte_t ) ((((__u64) ((pte_t )(ptl0))[(i)].addr_12_31)<<12) \| (((__u64) ((pte_t *)(ptl0))[(i)].addr_32_51)<<32 )))	88	#define GET_PTL1_ADDRESS_ARCH(ptl0, i) ((pte_t ) ((((uint64_t) ((pte_t )(ptl0))[(i)].addr_12_31)<<12) \| (((uint64_t) ((pte_t *)(ptl0))[(i)].addr_32_51)<<32 )))
89	#define GET_PTL2_ADDRESS_ARCH(ptl1, i) ((pte_t ) ((((__u64) ((pte_t )(ptl1))[(i)].addr_12_31)<<12) \| (((__u64) ((pte_t *)(ptl1))[(i)].addr_32_51)<<32 )))	89	#define GET_PTL2_ADDRESS_ARCH(ptl1, i) ((pte_t ) ((((uint64_t) ((pte_t )(ptl1))[(i)].addr_12_31)<<12) \| (((uint64_t) ((pte_t *)(ptl1))[(i)].addr_32_51)<<32 )))
90	#define GET_PTL3_ADDRESS_ARCH(ptl2, i) ((pte_t ) ((((__u64) ((pte_t )(ptl2))[(i)].addr_12_31)<<12) \| (((__u64) ((pte_t *)(ptl2))[(i)].addr_32_51)<<32 )))	90	#define GET_PTL3_ADDRESS_ARCH(ptl2, i) ((pte_t ) ((((uint64_t) ((pte_t )(ptl2))[(i)].addr_12_31)<<12) \| (((uint64_t) ((pte_t *)(ptl2))[(i)].addr_32_51)<<32 )))
91	#define GET_FRAME_ADDRESS_ARCH(ptl3, i) ((__address ) ((((__u64) ((pte_t )(ptl3))[(i)].addr_12_31)<<12) \| (((__u64) ((pte_t *)(ptl3))[(i)].addr_32_51)<<32 )))	91	#define GET_FRAME_ADDRESS_ARCH(ptl3, i) ((uintptr_t ) ((((uint64_t) ((pte_t )(ptl3))[(i)].addr_12_31)<<12) \| (((uint64_t) ((pte_t *)(ptl3))[(i)].addr_32_51)<<32 )))
92		92
93	#define SET_PTL0_ADDRESS_ARCH(ptl0) (write_cr3((__address) (ptl0)))	93	#define SET_PTL0_ADDRESS_ARCH(ptl0) (write_cr3((uintptr_t) (ptl0)))
94	#define SET_PTL1_ADDRESS_ARCH(ptl0, i, a) set_pt_addr((pte_t *)(ptl0), (index_t)(i), a)	94	#define SET_PTL1_ADDRESS_ARCH(ptl0, i, a) set_pt_addr((pte_t *)(ptl0), (index_t)(i), a)
95	#define SET_PTL2_ADDRESS_ARCH(ptl1, i, a) set_pt_addr((pte_t *)(ptl1), (index_t)(i), a)	95	#define SET_PTL2_ADDRESS_ARCH(ptl1, i, a) set_pt_addr((pte_t *)(ptl1), (index_t)(i), a)
96	#define SET_PTL3_ADDRESS_ARCH(ptl2, i, a) set_pt_addr((pte_t *)(ptl2), (index_t)(i), a)	96	#define SET_PTL3_ADDRESS_ARCH(ptl2, i, a) set_pt_addr((pte_t *)(ptl2), (index_t)(i), a)
97	#define SET_FRAME_ADDRESS_ARCH(ptl3, i, a) set_pt_addr((pte_t *)(ptl3), (index_t)(i), a)	97	#define SET_FRAME_ADDRESS_ARCH(ptl3, i, a) set_pt_addr((pte_t *)(ptl3), (index_t)(i), a)
98		98
Line 104...	Line 104...
104	#define SET_PTL1_FLAGS_ARCH(ptl0, i, x) set_pt_flags((pte_t *)(ptl0), (index_t)(i), (x))	104	#define SET_PTL1_FLAGS_ARCH(ptl0, i, x) set_pt_flags((pte_t *)(ptl0), (index_t)(i), (x))
105	#define SET_PTL2_FLAGS_ARCH(ptl1, i, x) set_pt_flags((pte_t *)(ptl1), (index_t)(i), (x))	105	#define SET_PTL2_FLAGS_ARCH(ptl1, i, x) set_pt_flags((pte_t *)(ptl1), (index_t)(i), (x))
106	#define SET_PTL3_FLAGS_ARCH(ptl2, i, x) set_pt_flags((pte_t *)(ptl2), (index_t)(i), (x))	106	#define SET_PTL3_FLAGS_ARCH(ptl2, i, x) set_pt_flags((pte_t *)(ptl2), (index_t)(i), (x))
107	#define SET_FRAME_FLAGS_ARCH(ptl3, i, x) set_pt_flags((pte_t *)(ptl3), (index_t)(i), (x))	107	#define SET_FRAME_FLAGS_ARCH(ptl3, i, x) set_pt_flags((pte_t *)(ptl3), (index_t)(i), (x))
108		108
109	#define PTE_VALID_ARCH(p) (((__u64 ) (p)) != 0)	109	#define PTE_VALID_ARCH(p) (((uint64_t ) (p)) != 0)
110	#define PTE_PRESENT_ARCH(p) ((p)->present != 0)	110	#define PTE_PRESENT_ARCH(p) ((p)->present != 0)
111	#define PTE_GET_FRAME_ARCH(p) ((((__address)(p)->addr_12_31)<<12) \| ((__address)(p)->addr_32_51<<32))	111	#define PTE_GET_FRAME_ARCH(p) ((((uintptr_t)(p)->addr_12_31)<<12) \| ((uintptr_t)(p)->addr_32_51<<32))
112	#define PTE_WRITABLE_ARCH(p) ((p)->writeable != 0)	112	#define PTE_WRITABLE_ARCH(p) ((p)->writeable != 0)
113	#define PTE_EXECUTABLE_ARCH(p) ((p)->no_execute == 0)	113	#define PTE_EXECUTABLE_ARCH(p) ((p)->no_execute == 0)
114		114
115	#ifndef __ASM__	115	#ifndef __ASM__
116		116
Line 162...	Line 162...
162	(!p->no_execute)<<PAGE_EXEC_SHIFT \|	162	(!p->no_execute)<<PAGE_EXEC_SHIFT \|
163	p->global<<PAGE_GLOBAL_SHIFT	163	p->global<<PAGE_GLOBAL_SHIFT
164	);	164	);
165	}	165	}
166		166
167	static inline void set_pt_addr(pte_t *pt, index_t i, __address a)	167	static inline void set_pt_addr(pte_t *pt, index_t i, uintptr_t a)
168	{	168	{
169	pte_t *p = &pt[i];	169	pte_t *p = &pt[i];
170		170
171	p->addr_12_31 = (a >> 12) & 0xfffff;	171	p->addr_12_31 = (a >> 12) & 0xfffff;
172	p->addr_32_51 = a >> 32;	172	p->addr_32_51 = a >> 32;
Line 195...	Line 195...
195		195
196	#endif /* KERNEL */	196	#endif /* KERNEL */
197		197
198	#endif	198	#endif
199		199
200	/** @}	200	/** @}
201	*/	201	*/
202		-

Subversion Repositories HelenOS-historic

(root)//kernel/trunk/arch/amd64/include/mm/page.h – Rev 1702 → 1780