Re: [patch v3 33/36] x86/apic: Save the APIC virtual base address

2023-05-09 Thread Sergey Shtylyov
Hello! On 5/8/23 10:44 PM, Thomas Gleixner wrote: > From: Thomas Gleixner > > For parallel CPU brinugp it's required to read the APIC ID in the low level > startup code. The virtual APIC base address is a constant because its a > fix-mapped address. Exposing that constant which is composed via

[patch v3 33/36] x86/apic: Save the APIC virtual base address

2023-05-08 Thread Thomas Gleixner
From: Thomas Gleixner For parallel CPU brinugp it's required to read the APIC ID in the low level startup code. The virtual APIC base address is a constant because its a fix-mapped address. Exposing that constant which is composed via macros to assembly code is non-trivial dues to header inclusio