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-rw-r--r--include/asm-um/host_ldt-i386.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/include/asm-um/host_ldt-i386.h b/include/asm-um/host_ldt-i386.h
new file mode 100644
index 000000000000..b27cb0a9dd30
--- /dev/null
+++ b/include/asm-um/host_ldt-i386.h
@@ -0,0 +1,34 @@
1#ifndef __ASM_HOST_LDT_I386_H
2#define __ASM_HOST_LDT_I386_H
3
4#include "asm/arch/ldt.h"
5
6/*
7 * macros stolen from include/asm-i386/desc.h
8 */
9#define LDT_entry_a(info) \
10 ((((info)->base_addr & 0x0000ffff) << 16) | ((info)->limit & 0x0ffff))
11
12#define LDT_entry_b(info) \
13 (((info)->base_addr & 0xff000000) | \
14 (((info)->base_addr & 0x00ff0000) >> 16) | \
15 ((info)->limit & 0xf0000) | \
16 (((info)->read_exec_only ^ 1) << 9) | \
17 ((info)->contents << 10) | \
18 (((info)->seg_not_present ^ 1) << 15) | \
19 ((info)->seg_32bit << 22) | \
20 ((info)->limit_in_pages << 23) | \
21 ((info)->useable << 20) | \
22 0x7000)
23
24#define LDT_empty(info) (\
25 (info)->base_addr == 0 && \
26 (info)->limit == 0 && \
27 (info)->contents == 0 && \
28 (info)->read_exec_only == 1 && \
29 (info)->seg_32bit == 0 && \
30 (info)->limit_in_pages == 0 && \
31 (info)->seg_not_present == 1 && \
32 (info)->useable == 0 )
33
34#endif