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| author | Austin Clements <amdragon@mit.edu> | 2010-08-31 16:47:50 -0400 |
|---|---|---|
| committer | Austin Clements <amdragon@mit.edu> | 2010-08-31 16:47:50 -0400 |
| commit | b5592b4d2f0ea5f536b206979f829038c55d7ade (patch) | |
| tree | 64bc01bf6332c7852c0d0cc405a9cf790dcb67db | |
| parent | 92639b6ba95d1d960a9e808c7163f6d171b2e4a3 (diff) | |
| download | xv6-labs-b5592b4d2f0ea5f536b206979f829038c55d7ade.tar.gz xv6-labs-b5592b4d2f0ea5f536b206979f829038c55d7ade.tar.bz2 xv6-labs-b5592b4d2f0ea5f536b206979f829038c55d7ade.zip | |
Start PDE defs on new page
| -rw-r--r-- | mmu.h | 4 |
1 files changed, 1 insertions, 3 deletions
@@ -62,8 +62,6 @@ struct segdesc { #define STA_R 0x2 // Readable (executable segments) #define STA_A 0x1 // Accessed -// - // System segment type bits #define STS_T16A 0x1 // Available 16-bit TSS #define STS_LDT 0x2 // Local Descriptor Table @@ -78,7 +76,7 @@ struct segdesc { #define STS_IG32 0xE // 32-bit Interrupt Gate #define STS_TG32 0xF // 32-bit Trap Gate - +//PAGEBREAK! // A linear address 'la' has a three-part structure as follows: // // +--------10------+-------10-------+---------12----------+ |