xref: /kvm-unit-tests/lib/x86/desc.h (revision e7c37968d5f9fd45e6e2f88b82562fd89128e365)
1 #ifndef __IDT_TEST__
2 #define __IDT_TEST__
3 
4 void setup_idt(void);
5 
6 #define ASM_TRY(catch)                                  \
7     "movl $0, %%gs:4 \n\t"                              \
8     ".pushsection .data.ex \n\t"                        \
9     ".quad 1111f, " catch "\n\t"                        \
10     ".popsection \n\t"                                  \
11     "1111:"
12 
13 #define UD_VECTOR   6
14 #define GP_VECTOR   13
15 
16 unsigned exception_vector(void);
17 unsigned exception_error_code(void);
18 void set_idt_entry(int vec, void *addr, int dpl);
19 
20 #endif
21