added comments and TSS bit

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@449 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2003-11-12 23:23:42 +00:00
parent bd0d90b21d
commit e670b89e3b

View File

@ -58,12 +58,14 @@
#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_CS_MASK (1 << 11) /* 1=code segment 0=data segment */
#define DESC_C_MASK (1 << 10) /* code: conforming */
#define DESC_R_MASK (1 << 9) /* code: readable */
#define DESC_E_MASK (1 << 10)
#define DESC_W_MASK (1 << 9)
#define DESC_E_MASK (1 << 10) /* data: expansion direction */
#define DESC_W_MASK (1 << 9) /* data: writable */
#define DESC_TSS_BUSY_MASK (1 << 9)
/* eflags masks */
#define CC_C 0x0001