diff options
Diffstat (limited to 'arch/powerpc/include/asm/page.h')
-rw-r--r-- | arch/powerpc/include/asm/page.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h index 7f1fd41e3065..080a0bf8e54b 100644 --- a/arch/powerpc/include/asm/page.h +++ b/arch/powerpc/include/asm/page.h @@ -209,7 +209,7 @@ static inline bool pfn_valid(unsigned long pfn) */ #if defined(CONFIG_PPC32) && defined(CONFIG_BOOKE) #define __va(x) ((void *)(unsigned long)((phys_addr_t)(x) + VIRT_PHYS_OFFSET)) -#define __pa(x) ((unsigned long)(x) - VIRT_PHYS_OFFSET) +#define __pa(x) ((phys_addr_t)(unsigned long)(x) - VIRT_PHYS_OFFSET) #else #ifdef CONFIG_PPC64 /* @@ -295,8 +295,13 @@ static inline bool pfn_valid(unsigned long pfn) /* * Some number of bits at the level of the page table that points to * a hugepte are used to encode the size. This masks those bits. + * On 8xx, HW assistance requires 4k alignment for the hugepte. */ +#ifdef CONFIG_PPC_8xx +#define HUGEPD_SHIFT_MASK 0xfff +#else #define HUGEPD_SHIFT_MASK 0x3f +#endif #ifndef __ASSEMBLY__ |