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Remove the invalid L0_BLOCK definition. ARMv8 doesn't support block

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translation in the level 0 descriptor.

Obtained from:	ABT Systems Ltd
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Andrew Turner 2016-03-18 10:01:25 +00:00
parent 0b1b2722bf
commit 7285efe8cd
1 changed files with 5 additions and 5 deletions
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10
sys/arm64/include/pte.h
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@ -74,7 +74,7 @@ typedef uint64_t pt_entry_t; /* page table entry */
/* Level 0 table, 512GiB per entry */
#define L0_SHIFT 39
#define L0_INVAL 0x0 /* An invalid address */
#define L0_BLOCK 0x1 /* A block */
/* 0x1 Level 0 doesn't support block translation */
/* 0x2 also marks an invalid address */
#define L0_TABLE 0x3 /* A next-level table */
@ -83,16 +83,16 @@ typedef uint64_t pt_entry_t; /* page table entry */
#define L1_SIZE (1 << L1_SHIFT)
#define L1_OFFSET (L1_SIZE - 1)
#define L1_INVAL L0_INVAL
#define L1_BLOCK L0_BLOCK
#define L1_BLOCK 0x1
#define L1_TABLE L0_TABLE
/* Level 2 table, 2MiB per entry */
#define L2_SHIFT 21
#define L2_SIZE (1 << L2_SHIFT)
#define L2_OFFSET (L2_SIZE - 1)
#define L2_INVAL L0_INVAL
#define L2_BLOCK L0_BLOCK
#define L2_TABLE L0_TABLE
#define L2_INVAL L1_INVAL
#define L2_BLOCK L1_BLOCK
#define L2_TABLE L1_TABLE
#define L2_BLOCK_MASK UINT64_C(0xffffffe00000)