On Sat, Oct 29, 2016 at 12:35:39AM +0800, Xiao Guangrong wrote:
> +1) Read FIT
> + As we only reserved one page for NVDIMM ACPI it is impossible to map the
> + whole FIT data to guest's address space. This function is used by _FIT
> + method to read a piece of FIT data from QEMU.
> +
> + Input parameters:
> + Arg0 – UUID {set to 648B9CF2-CDA1-4312-8AD9-49C4AF32BD62}
> + Arg1 – Revision ID (set to 1)
> + Arg2 - Function Index, 0x1
> + Arg3 - A package containing a buffer whose layout is as follows:
> +
> +
> +----------+-------------+-------------+-----------------------------------+
> + | Filed | Byte Length | Byte Offset | Description
> |
s/Filed/Field/
The same applies below too.
> +
> +----------+-------------+-------------+-----------------------------------+
> + | offset | 4 | 0 | the offset of FIT buffer
> |
> +
> +----------+-------------+-------------+-----------------------------------+
s/offset of FIT buffer/offset into FIT buffer/
> +
> + Output:
> +
> +----------+-------------+-------------+-----------------------------------+
> + | Filed | Byte Length | Byte Offset | Description
> |
> +
> +----------+-------------+-------------+-----------------------------------+
> + | | | | return status codes
> |
> + | | | | 0x100 indicates fit has been
> |
> + | status | 4 | 0 | updated
> |
> + | | | | other follows Chapter 3 in DSM
> |
> + | | | | Spec Rev1
> |
> +
> +----------+-------------+-------------+-----------------------------------+
> + | fit data | Varies | 4 | FIT data
> |
> + | | | |
> |
> +
> +----------+-------------+-------------+-----------------------------------+
> +
> + The FIT offset is maintained by the caller itself, current offset plugs
s/plugs/plus/
> +struct NvdimmFuncReadFITIn {
> + uint32_t offset; /* the offset of FIT buffer. */
s/offset of FIT buffer/offset into FIT buffer/
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