Re: [PATCH] AER: aer_root_reset() non-native handling

2020-11-03 Thread Sean V Kelley
On 1 Nov 2020, at 22:27, Ethan Zhao wrote: On Sat, Oct 31, 2020 at 6:36 AM Sean V Kelley wrote: If an OS has not been granted AER control via _OSC, then the OS should not make changes to PCI_ERR_ROOT_COMMAND and PCI_ERR_ROOT_STATUS related registers. Per section 4.5.1 of the System Firmware I

Re: [PATCH] AER: aer_root_reset() non-native handling

2020-11-01 Thread Ethan Zhao
On Sat, Oct 31, 2020 at 6:36 AM Sean V Kelley wrote: > > If an OS has not been granted AER control via _OSC, then > the OS should not make changes to PCI_ERR_ROOT_COMMAND and > PCI_ERR_ROOT_STATUS related registers. Per section 4.5.1 of > the System Firmware Intermediary (SFI) _OSC and DPC Updates

[PATCH] AER: aer_root_reset() non-native handling

2020-10-30 Thread Sean V Kelley
If an OS has not been granted AER control via _OSC, then the OS should not make changes to PCI_ERR_ROOT_COMMAND and PCI_ERR_ROOT_STATUS related registers. Per section 4.5.1 of the System Firmware Intermediary (SFI) _OSC and DPC Updates ECN [1], this bit also covers these aspects of the PCI Express