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segment defines

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@195 c046a42c-6fe2-441c-8c8c-71466251a162
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bellard 2003-05-27 23:30:06 +00:00
parent a513fe19ac
commit aad13cd131
1 changed files with 17 additions and 0 deletions
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17
cpu-i386.h
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@ -48,6 +48,23 @@
#define R_FS 4
#define R_GS 5
/* segment descriptor fields */
#define DESC_G_MASK (1 << 23)
#define DESC_B_MASK (1 << 22)
#define DESC_AVL_MASK (1 << 20)
#define DESC_P_MASK (1 << 15)
#define DESC_DPL_SHIFT 13
#define DESC_S_MASK (1 << 12)
#define DESC_TYPE_SHIFT 8
#define DESC_A_MASK (1 << 8)
#define DESC_CS_MASK (1 << 11)
#define DESC_C_MASK (1 << 10)
#define DESC_R_MASK (1 << 9)
#define DESC_E_MASK (1 << 10)
#define DESC_W_MASK (1 << 9)
/* eflags masks */
#define CC_C 0x0001
#define CC_P 0x0004