From d2a38ef9c1585b47462c7be5501228ac57fbd3b1 Mon Sep 17 00:00:00 2001 From: Russell King Date: Wed, 1 Oct 2008 16:56:15 +0100 Subject: [ARM] mm: provide helpers for accessing membanks Provide helpers for getting physical addresses or pfns from the meminfo array, and use them. Move for_each_nodebank() to asm/setup.h alongside the meminfo structure definition. Signed-off-by: Russell King --- arch/arm/include/asm/setup.h | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'arch/arm/include') diff --git a/arch/arm/include/asm/setup.h b/arch/arm/include/asm/setup.h index 7bbf105463f..a65413ba121 100644 --- a/arch/arm/include/asm/setup.h +++ b/arch/arm/include/asm/setup.h @@ -209,6 +209,17 @@ struct meminfo { struct membank bank[NR_BANKS]; }; +#define for_each_nodebank(iter,mi,no) \ + for (iter = 0; iter < mi->nr_banks; iter++) \ + if (mi->bank[iter].node == no) + +#define bank_pfn_start(bank) __phys_to_pfn((bank)->start) +#define bank_pfn_end(bank) __phys_to_pfn((bank)->start + (bank)->size) +#define bank_pfn_size(bank) ((bank)->size >> PAGE_SHIFT) +#define bank_phys_start(bank) (bank)->start +#define bank_phys_end(bank) ((bank)->start + (bank)->size) +#define bank_phys_size(bank) (bank)->size + /* * Early command line parameters. */ -- cgit v1.2.3