[PATCH 04/20] ARM64 / ACPI: Introduce arm_core.c and its related head file

[Hanjun Guo]

On 2014-1-17 22:12, Will Deacon wrote:
> On Fri, Jan 17, 2014 at 12:24:58PM +0000, Hanjun Guo wrote:
>> Introduce arm_core.c and its related head file, after this patch,
>> we can get ACPI tables from firmware on ARM64 now.
>>
>> Signed-off-by: Al Stone <al.stone at linaro.org>
>> Signed-off-by: Graeme Gregory <graeme.gregory at linaro.org>
>> Signed-off-by: Hanjun Guo <hanjun.guo at linaro.org>
> 
> [...]
> 
>> diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
>> index bd9bbd0..2210353 100644
>> --- a/arch/arm64/kernel/setup.c
>> +++ b/arch/arm64/kernel/setup.c
>> @@ -41,6 +41,7 @@
>>  #include <linux/memblock.h>
>>  #include <linux/of_fdt.h>
>>  #include <linux/of_platform.h>
>> +#include <linux/acpi.h>
>>  
>>  #include <asm/cputype.h>
>>  #include <asm/elf.h>
>> @@ -225,6 +226,11 @@ void __init setup_arch(char **cmdline_p)
>>  
>>  	arm64_memblock_init();
>>  
>> +	/* Parse the ACPI tables for possible boot-time configuration */
>> +	acpi_boot_table_init();
>> +	early_acpi_boot_init();
>> +	acpi_boot_init();
> 
> Do we really need *three* back-to-back calls for ACPI to initialise?

Sorry, my colleague Graeme had integrate them as one function but I
forgot to merge them in this patch, my bad, will update it in next
version.

Thanks
Hanjun