| pte.h (285537) | pte.h (297017) |
|---|---|
| 1/*- 2 * Copyright (c) 2014 Andrew Turner 3 * Copyright (c) 2014-2015 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * This software was developed by Andrew Turner under 7 * sponsorship from the FreeBSD Foundation. 8 * --- 13 unchanged lines hidden (view full) --- 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * | 1/*- 2 * Copyright (c) 2014 Andrew Turner 3 * Copyright (c) 2014-2015 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * This software was developed by Andrew Turner under 7 * sponsorship from the FreeBSD Foundation. 8 * --- 13 unchanged lines hidden (view full) --- 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * |
| 30 * $FreeBSD: head/sys/arm64/include/pte.h 285537 2015-07-14 12:37:47Z andrew $ | 30 * $FreeBSD: head/sys/arm64/include/pte.h 297017 2016-03-18 10:01:25Z andrew $ |
| 31 */ 32 33#ifndef _MACHINE_PTE_H_ 34#define _MACHINE_PTE_H_ 35 36#ifndef LOCORE 37typedef uint64_t pd_entry_t; /* page directory entry */ 38typedef uint64_t pt_entry_t; /* page table entry */ --- 30 unchanged lines hidden (view full) --- 69#define ATTR_DEFAULT (ATTR_AF) 70#endif 71 72#define ATTR_DESCR_MASK 3 73 74/* Level 0 table, 512GiB per entry */ 75#define L0_SHIFT 39 76#define L0_INVAL 0x0 /* An invalid address */ | 31 */ 32 33#ifndef _MACHINE_PTE_H_ 34#define _MACHINE_PTE_H_ 35 36#ifndef LOCORE 37typedef uint64_t pd_entry_t; /* page directory entry */ 38typedef uint64_t pt_entry_t; /* page table entry */ --- 30 unchanged lines hidden (view full) --- 69#define ATTR_DEFAULT (ATTR_AF) 70#endif 71 72#define ATTR_DESCR_MASK 3 73 74/* Level 0 table, 512GiB per entry */ 75#define L0_SHIFT 39 76#define L0_INVAL 0x0 /* An invalid address */ |
| 77#define L0_BLOCK 0x1 /* A block */ | 77 /* 0x1 Level 0 doesn't support block translation */ |
| 78 /* 0x2 also marks an invalid address */ 79#define L0_TABLE 0x3 /* A next-level table */ 80 81/* Level 1 table, 1GiB per entry */ 82#define L1_SHIFT 30 83#define L1_SIZE (1 << L1_SHIFT) 84#define L1_OFFSET (L1_SIZE - 1) 85#define L1_INVAL L0_INVAL | 78 /* 0x2 also marks an invalid address */ 79#define L0_TABLE 0x3 /* A next-level table */ 80 81/* Level 1 table, 1GiB per entry */ 82#define L1_SHIFT 30 83#define L1_SIZE (1 << L1_SHIFT) 84#define L1_OFFSET (L1_SIZE - 1) 85#define L1_INVAL L0_INVAL |
| 86#define L1_BLOCK L0_BLOCK | 86#define L1_BLOCK 0x1 |
| 87#define L1_TABLE L0_TABLE 88 89/* Level 2 table, 2MiB per entry */ 90#define L2_SHIFT 21 91#define L2_SIZE (1 << L2_SHIFT) 92#define L2_OFFSET (L2_SIZE - 1) | 87#define L1_TABLE L0_TABLE 88 89/* Level 2 table, 2MiB per entry */ 90#define L2_SHIFT 21 91#define L2_SIZE (1 << L2_SHIFT) 92#define L2_OFFSET (L2_SIZE - 1) |
| 93#define L2_INVAL L0_INVAL 94#define L2_BLOCK L0_BLOCK 95#define L2_TABLE L0_TABLE | 93#define L2_INVAL L1_INVAL 94#define L2_BLOCK L1_BLOCK 95#define L2_TABLE L1_TABLE |
| 96 97#define L2_BLOCK_MASK UINT64_C(0xffffffe00000) 98 99/* Level 3 table, 4KiB per entry */ 100#define L3_SHIFT 12 101#define L3_SIZE (1 << L3_SHIFT) 102#define L3_OFFSET (L3_SIZE - 1) 103#define L3_SHIFT 12 --- 12 unchanged lines hidden --- | 96 97#define L2_BLOCK_MASK UINT64_C(0xffffffe00000) 98 99/* Level 3 table, 4KiB per entry */ 100#define L3_SHIFT 12 101#define L3_SIZE (1 << L3_SHIFT) 102#define L3_OFFSET (L3_SIZE - 1) 103#define L3_SHIFT 12 --- 12 unchanged lines hidden --- |