OvmfPkg: introduce PciCapLib

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Add a library class, and a BASE lib instance, to work more easily with PCI
capabilities in PCI config space. Functions are provided to parse
capabilities lists, and to locate, describe, read and write capabilities.
PCI config space access is abstracted away.

Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Suggested-by: Jordan Justen <jordan.l.justen@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>

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Laszlo Ersek

2018-04-28 23:22:11 +02:00

parent 4b8552d794

commit 392a31467f

5 changed files with 1540 additions and 0 deletions

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OvmfPkg/Library/BasePciCapLib/BasePciCapLib.c Normal file

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