Merge branch 'sbp2-spindown' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee139...
[linux-2.6] / arch / x86 / kernel / trampoline.c
1 #include <linux/io.h>
2
3 #include <asm/trampoline.h>
4
5 /* ready for x86_64 and x86 */
6 unsigned char *trampoline_base = __va(TRAMPOLINE_BASE);
7
8 /*
9  * Currently trivial. Write the real->protected mode
10  * bootstrap into the page concerned. The caller
11  * has made sure it's suitably aligned.
12  */
13 unsigned long setup_trampoline(void)
14 {
15         memcpy(trampoline_base, trampoline_data,
16                trampoline_end - trampoline_data);
17         return virt_to_phys(trampoline_base);
18 }