1 /* vi: set sw=4 ts=4: */
2 /*
3  * Copyright (C) 2008 by Denys Vlasenko <vda.linux@googlemail.com>
4  *
5  * Licensed under GPLv2, see file LICENSE in this source tree.
6  */
7 
8 struct globals_misc;
9 struct globals_memstack;
10 struct globals_var;
11 
12 #ifndef GCC_COMBINE
13 
14 /* We cheat here. They are declared as const ptr in ash.c,
15  * but here we make them live in R/W memory */
16 struct globals_misc     *ash_ptr_to_globals_misc;
17 struct globals_memstack *ash_ptr_to_globals_memstack;
18 struct globals_var      *ash_ptr_to_globals_var;
19 
20 #else
21 
22 /* gcc -combine will see through and complain */
23 /* Using alternative method which is more likely to break
24  * on weird architectures, compilers, linkers and so on */
25 struct globals_misc     *const ash_ptr_to_globals_misc __attribute__ ((section (".data")));
26 struct globals_memstack *const ash_ptr_to_globals_memstack __attribute__ ((section (".data")));
27 struct globals_var      *const ash_ptr_to_globals_var __attribute__ ((section (".data")));
28 
29 #endif
30