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xtensa: move init_mmu declaration to mmu_context.h

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Secondary CPUs need this declaration to initialize their MMUs.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
This commit is contained in:
Max Filippov 2013-10-17 02:42:21 +04:00 committed by Chris Zankel
parent 5997075353
commit c8f3a7dc01
2 changed files with 7 additions and 6 deletions
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6
arch/xtensa/include/asm/mmu_context.h
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@ -49,6 +49,12 @@ extern unsigned long asid_cache;
#define ASID_MASK ((1 << XCHAL_MMU_ASID_BITS) - 1)
#define ASID_INSERT(x) (0x03020001 | (((x) & ASID_MASK) << 8))
#ifdef CONFIG_MMU
void init_mmu(void);
#else
static inline void init_mmu(void) { }
#endif
static inline void set_rasid_register (unsigned long val)
{
__asm__ __volatile__ (" wsr %0, rasid\n\t"

7
arch/xtensa/kernel/setup.c
View File

@ -37,6 +37,7 @@
#endif
#include <asm/bootparam.h>
#include <asm/mmu_context.h>
#include <asm/pgtable.h>
#include <asm/processor.h>
#include <asm/timex.h>
@ -85,12 +86,6 @@ static char default_command_line[COMMAND_LINE_SIZE] __initdata = CONFIG_CMDLINE;
sysmem_info_t __initdata sysmem;
#ifdef CONFIG_MMU
extern void init_mmu(void);
#else
static inline void init_mmu(void) { }
#endif
extern int mem_reserve(unsigned long, unsigned long, int);
extern void bootmem_init(void);
extern void zones_init(void);