Re: [edk2-devel] [PATCH v4 34/40] OvmfPkg/QemuFlashFvbServicesRuntimeDxe: Bypass flash detection with SEV-ES is enabled

2020-02-06 Thread Laszlo Ersek
On 02/05/20 00:01, Lendacky, Thomas wrote: > BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198 > > The flash detection routine will attempt to determine how the flash > device behaves (e.g. ROM, RAM, Flash). But when SEV-ES is enabled and > the flash device behaves as a ROM device (meaning

[edk2-devel] [PATCH v4 34/40] OvmfPkg/QemuFlashFvbServicesRuntimeDxe: Bypass flash detection with SEV-ES is enabled

2020-02-04 Thread Lendacky, Thomas
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198 The flash detection routine will attempt to determine how the flash device behaves (e.g. ROM, RAM, Flash). But when SEV-ES is enabled and the flash device behaves as a ROM device (meaning it is marked read-only by the hypervisor), this check