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authorMax Filippov <jcmvbkbc@gmail.com>2013-10-17 02:42:21 +0400
committerChris Zankel <chris@zankel.net>2014-01-14 10:19:56 -0800
commitc8f3a7dc0102fc9f89cc373c6dd7beb49916a695 (patch)
tree686b9879c602063a10eb9b9b51e1532f40792a32 /arch/xtensa
parent59970753536d98d33efcbe4f119ad8e3e399a46b (diff)
downloadlinux-c8f3a7dc0102fc9f89cc373c6dd7beb49916a695.tar.bz2
xtensa: move init_mmu declaration to mmu_context.h
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>
Diffstat (limited to 'arch/xtensa')
-rw-r--r--arch/xtensa/include/asm/mmu_context.h6
-rw-r--r--arch/xtensa/kernel/setup.c7
2 files changed, 7 insertions, 6 deletions
diff --git a/arch/xtensa/include/asm/mmu_context.h b/arch/xtensa/include/asm/mmu_context.h
index d43525a286bb..86292c28674f 100644
--- a/arch/xtensa/include/asm/mmu_context.h
+++ b/arch/xtensa/include/asm/mmu_context.h
@@ -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"
diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index 9bc6f0644892..3d353140c2d0 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -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);