From mboxrd@z Thu Jan  1 00:00:00 1970
From: Julien Grall <julien.grall@linaro.org>
Subject: Re: [PATCH RFC 26/35] arm : acpi read mmio tables from
	uefi
Date: Fri, 06 Feb 2015 08:38:44 +0800
Message-ID: <54D40D14.8060108@linaro.org>
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To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>, Parth Dixit <parth.dixit@linaro.org>
Cc: ian.campbell@citrix.com, tim@xen.org, xen-devel@lists.xen.org, stefano.stabellini@citrix.com, jbeulich@suse.com, christoffer.dall@linaro.org
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On 06/02/2015 00:34, Stefano Stabellini wrote:
>> diff --git a/xen/arch/arm/setup.c b/xen/arch/arm/setup.c
>> index 93c8a8a..930746b 100644
>> --- a/xen/arch/arm/setup.c
>> +++ b/xen/arch/arm/setup.c
>> @@ -50,6 +50,7 @@
>>   #include <asm-arm/cputype.h>
>>
>>   struct bootinfo __initdata bootinfo;
>> +struct meminfo __initdata acpi_mmio;
>>
>>   struct cpuinfo_arm __read_mostly boot_cpu_data;
>>
>> diff --git a/xen/include/asm-arm/setup.h b/xen/include/asm-arm/setup.h
>> index ba5a67d..5ea9ed6 100644
>> --- a/xen/include/asm-arm/setup.h
>> +++ b/xen/include/asm-arm/setup.h
>> @@ -46,6 +46,7 @@ struct bootinfo {
>>   };
>>
>>   extern struct bootinfo bootinfo;
>> +extern struct meminfo acpi_mmio;
>
> It might make sense to reuse bootinfo.mem.

Do you mean by extending the meminfo structure with a flags indicating 
if it's a RAM or MMIO range?

I guess it might be good, but I'm concerned about the static size of the 
array, 64 may not be suffisant.

Regards,

-- 
Julien Grall