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Commit c8f3a7dc authored by Max Filippov's avatar Max Filippov Committed by Chris Zankel
Browse files

xtensa: move init_mmu declaration to mmu_context.h 



Secondary CPUs need this declaration to initialize their MMUs.

Signed-off-by: default avatarMax Filippov <jcmvbkbc@gmail.com>
Signed-off-by: default avatarChris Zankel <chris@zankel.net>
parent 59970753

arch/xtensa/include/asm/mmu_context.h

+6 −0
Original line number Diff line number Diff line
@@ -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"

arch/xtensa/kernel/setup.c

+1 −6
Original line number Diff line number Diff line
@@ -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);