Re: [PATCH v2] x86: Bypass legacy PIC and PIT in ACPI hardware reduced mode

2015-03-11 Thread Li, Aubrey
On 2015/3/11 14:23, Ingo Molnar wrote: > > * Li, Aubrey wrote: > >> On a platform in ACPI Hardware-reduced mode, the legacy PIC and PIT >> may not be initialized even though they may be present in silicon. >> Touching these legacy components causes unexpected result on system. > > s/causes

Re: [PATCH v2] x86: Bypass legacy PIC and PIT in ACPI hardware reduced mode

2015-03-11 Thread Ingo Molnar
* Li, Aubrey wrote: > On a platform in ACPI Hardware-reduced mode, the legacy PIC and PIT > may not be initialized even though they may be present in silicon. > Touching these legacy components causes unexpected result on system. s/causes unexpected result on system/ causes unexpected

Re: [PATCH v2] x86: Bypass legacy PIC and PIT in ACPI hardware reduced mode

2015-03-11 Thread Ingo Molnar
* Li, Aubrey aubrey...@linux.intel.com wrote: On a platform in ACPI Hardware-reduced mode, the legacy PIC and PIT may not be initialized even though they may be present in silicon. Touching these legacy components causes unexpected result on system. s/causes unexpected result on system/

Re: [PATCH v2] x86: Bypass legacy PIC and PIT in ACPI hardware reduced mode

2015-03-11 Thread Li, Aubrey
On 2015/3/11 14:23, Ingo Molnar wrote: * Li, Aubrey aubrey...@linux.intel.com wrote: On a platform in ACPI Hardware-reduced mode, the legacy PIC and PIT may not be initialized even though they may be present in silicon. Touching these legacy components causes unexpected result on system.

[PATCH v2] x86: Bypass legacy PIC and PIT in ACPI hardware reduced mode

2015-03-10 Thread Li, Aubrey
On a platform in ACPI Hardware-reduced mode, the legacy PIC and PIT may not be initialized even though they may be present in silicon. Touching these legacy components causes unexpected result on system. On Bay Trail-T(ASUS-T100) platform, touching these legacy components blocks platform hardware

[PATCH v2] x86: Bypass legacy PIC and PIT in ACPI hardware reduced mode

2015-03-10 Thread Li, Aubrey
On a platform in ACPI Hardware-reduced mode, the legacy PIC and PIT may not be initialized even though they may be present in silicon. Touching these legacy components causes unexpected result on system. On Bay Trail-T(ASUS-T100) platform, touching these legacy components blocks platform hardware