On Wed, Apr 29, 2020 at 2:08 PM Jose Martins <josemartin...@gmail.com> wrote: > > > Your change just made it true for whenever virtulisation is enabled > > (in which case we don't need it). > > This is exactly my point. As I said in the commit message, the spec > clearly tells us that "Interrupts for higher-privilege modes, y>x, are > always globally enabled regardless of the setting of the global yIE > bit for the higher-privilege mode.". HS is clearly a higher-privilege > mode than either VS or VU. So, if virtualization is enabled, HS level
I'm not sure HS is a higher privilege mode. HS is privilege encoding 1, which is the same as VS (VU is obviously lower). Alistair > interrupts must be considered enabled independently of the state of > the actual sie bit in mstatus_hs.
