Messages in this thread Patch in this message | | | From | Yoshinori Sato <> | Subject | [PATCH v2 01/17] sh: Add sh-specific early_init_dt_reserve_memory_arch | Date | Sun, 12 Jun 2016 15:54:19 +0900 |
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sh used P1 address space in early device tree. So need convert P1 to physical address before reserve memory.
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> --- arch/sh/boards/of-generic.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/arch/sh/boards/of-generic.c b/arch/sh/boards/of-generic.c index 57d45dc..fe2d917 100644 --- a/arch/sh/boards/of-generic.c +++ b/arch/sh/boards/of-generic.c @@ -15,6 +15,7 @@ #include <linux/clocksource.h> #include <linux/irqchip.h> #include <linux/clk-provider.h> +#include <linux/memblock.h> #include <asm/machvec.h> #include <asm/rtc.h> @@ -203,3 +204,14 @@ static int __init sh_of_device_init(void) return 0; } arch_initcall_sync(sh_of_device_init); + +int __init early_init_dt_reserve_memory_arch(phys_addr_t base, + phys_addr_t size, bool nomap) +{ + if (nomap) + return memblock_remove(base, size); + + if (base >= P1SEG) + base = base & ~P1SEG; + return memblock_reserve(base, size); +} -- 2.7.0
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