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cpu/x86/mtrr.h: Clean up some guards 

Move #includes to the top and remove unnecessary guards. Hopefully this
prevents future surprises.

Change-Id: Id4571c46a0c05a080b2b1cfec64b4eda07d793bb
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/26761
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Nico Huber 2018-06-01 21:57:54 +02:00 committed by Patrick Georgi
parent 6ea6775fa3
commit ca74f8fe0e
1 changed files with 11 additions and 13 deletions
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24
src/include/cpu/x86/mtrr.h
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@ -2,6 +2,10 @@
#define CPU_X86_MTRR_H
#include <commonlib/helpers.h>
#ifndef __ASSEMBLER__
#include <cpu/x86/msr.h>
#include <arch/cpu.h>
#endif
/* These are the region types */
#define MTRR_TYPE_UNCACHEABLE 0
@ -95,6 +99,13 @@ void set_var_mtrr(unsigned int reg, unsigned int base, unsigned int size,
unsigned int type);
int get_free_var_mtrr(void);
/*
* Set the MTRRs using the data on the stack from setup_stack_and_mtrrs.
* Return a new top_of_stack value which removes the setup_stack_and_mtrrs data.
*/
asmlinkage void *soc_set_mtrrs(void *top_of_stack);
asmlinkage void soc_enable_mtrrs(void);
/* fms: find most significant bit set, stolen from Linux Kernel Source. */
static inline unsigned int fms(unsigned int x)
{
@ -172,17 +183,4 @@ static inline unsigned int fls(unsigned int x)
#define CACHE_ROM_BASE _FROM_4G_TOP(CACHE_ROM_SIZE)
#if (IS_ENABLED(CONFIG_SOC_SETS_MSRS) && !defined(__ASSEMBLER__) \
&& !defined(__ROMCC__))
#include <cpu/x86/msr.h>
#include <arch/cpu.h>
/*
* Set the MTRRs using the data on the stack from setup_stack_and_mtrrs.
* Return a new top_of_stack value which removes the setup_stack_and_mtrrs data.
*/
asmlinkage void *soc_set_mtrrs(void *top_of_stack);
asmlinkage void soc_enable_mtrrs(void);
#endif /* CONFIG_SOC_SETS_MSRS ... */
#endif /* CPU_X86_MTRR_H */