Gleb Natapov wrote:
> On Fri, Jan 29, 2010 at 11:34:24PM +0800, Liu, Jinsong wrote:
>> Gleb Natapov wrote:
>>> On Thu, Jan 28, 2010 at 10:54:48PM +0800, Liu, Jinsong wrote:
>>>> Connor and Gleb,
>>>> I updated my patch according to our discussion:
>>>> 1. simplify scan loop according to 'maxvcpus';
>>>> 2. remove unecessary global variables;
>>>> 3. change hardcode address to bios use only area '0x514';
>>>> 4. remove simple \_PR scope from ssdt;
>>> I still don't see that ACPI NVS issue is addressed.
>> I'm not quite sure Win7 BSOD issue you mentioned last email,
>> anyway I update my patch, define ACPI NVS per my understanding.
> You need checked build of Windows 7. This is not regular Win7 this
> is debug version that you can download from MSDN. Here is the bug
> report about the crash:
> Anyway according to ACPI spec ACPI DATA area can be reused by an
> OS after reading ACPI tables so it is wrong to access this memory
> after an OS boot.
Yes, it's safer to define ACPI NVS, although it's bios use only
APCI DATA is explicitly not defined by ACPI spec as "bios use only