Re: [edk2-devel] [RFC PATCH v2 18/44] OvmfPkg/Sec: Enable cache early to speed up booting

2019-10-02 Thread Laszlo Ersek
On 09/19/19 21:52, Lendacky, Thomas wrote: > From: Tom Lendacky > > BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198 > > Currently, the OVMF code relies on the hypervisor to enable the cache > support on the processor in order to improve the boot speed. However, > with SEV-ES, the

[edk2-devel] [RFC PATCH v2 18/44] OvmfPkg/Sec: Enable cache early to speed up booting

2019-09-19 Thread Lendacky, Thomas
From: Tom Lendacky BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198 Currently, the OVMF code relies on the hypervisor to enable the cache support on the processor in order to improve the boot speed. However, with SEV-ES, the hypervisor is not allowed to change the CR0 register to enable