Commit | Line | Data |
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77ad386e IM |
1 | #include <linux/io.h> |
2 | ||
3 | #include <asm/trampoline.h> | |
4 | ||
a4c81cf6 | 5 | /* ready for x86_64 and x86 */ |
77ad386e IM |
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 | } |