[SeaBIOS] [RFC PATCH v2] i386: Add _PXM ACPI method to CPU objects

[Paolo Bonzini]

Il 27/11/2013 16:53, Igor Mammedov ha scritto:
> Patch looks good,
> Please add patch to update hw/i386/ssdt-proc.hex.generated for hosts without iasl
> for completness

Also please rename PXM to CPXM or CPPX for consistency.

Paolo

>> > 
>> > ---
>> >  hw/i386/acpi-build.c  |    5 +++++
>> >  hw/i386/ssdt-proc.dsl |    5 +++++
>> >  2 files changed, 10 insertions(+)
>> > 
>> > diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
>> > index d089e1e..3c11ddc 100644
>> > --- a/hw/i386/acpi-build.c
>> > +++ b/hw/i386/acpi-build.c
>> > @@ -603,6 +603,7 @@ static inline char acpi_get_hex(uint32_t val)
>> >  #define ACPI_PROC_OFFSET_CPUHEX (*ssdt_proc_name - *ssdt_proc_start + 2)
>> >  #define ACPI_PROC_OFFSET_CPUID1 (*ssdt_proc_name - *ssdt_proc_start + 4)
>> >  #define ACPI_PROC_OFFSET_CPUID2 (*ssdt_proc_id - *ssdt_proc_start)
>> > +#define ACPI_PROC_OFFSET_CPUPXM (*ssdt_proc_pxm - *ssdt_proc_start)
>> >  #define ACPI_PROC_SIZEOF (*ssdt_proc_end - *ssdt_proc_start)
>> >  #define ACPI_PROC_AML (ssdp_proc_aml + *ssdt_proc_start)
>> >  
>> > @@ -724,6 +725,10 @@ build_ssdt(GArray *table_data, GArray *linker,
>> >              proc[ACPI_PROC_OFFSET_CPUHEX+1] = acpi_get_hex(i);
>> >              proc[ACPI_PROC_OFFSET_CPUID1] = i;
>> >              proc[ACPI_PROC_OFFSET_CPUID2] = i;
>> > +            proc[ACPI_PROC_OFFSET_CPUPXM] = guest_info->node_cpu[i];
>> > +            proc[ACPI_PROC_OFFSET_CPUPXM + 1] = 0;
>> > +            proc[ACPI_PROC_OFFSET_CPUPXM + 2] = 0;
>> > +            proc[ACPI_PROC_OFFSET_CPUPXM + 3] = 0;
>> >          }
>> >  
>> >          /* build this code:
>> > diff --git a/hw/i386/ssdt-proc.dsl b/hw/i386/ssdt-proc.dsl
>> > index 8229bfd..8d4c5bf 100644
>> > --- a/hw/i386/ssdt-proc.dsl
>> > +++ b/hw/i386/ssdt-proc.dsl
>> > @@ -47,6 +47,8 @@ DefinitionBlock ("ssdt-proc.aml", "SSDT", 0x01, "BXPC", "BXSSDT", 0x1)
>> >   * also updating the C code.
>> >   */
>> >          Name(_HID, "ACPI0007")
>> > +        ACPI_EXTRACT_NAME_DWORD_CONST ssdt_proc_pxm
>> > +        Name(PXM, 0xAAAAAAAA)
>> >          External(CPMA, MethodObj)
>> >          External(CPST, MethodObj)
>> >          External(CPEJ, MethodObj)
>> > @@ -59,5 +61,8 @@ DefinitionBlock ("ssdt-proc.aml", "SSDT", 0x01, "BXPC", "BXSSDT", 0x1)
>> >          Method(_EJ0, 1, NotSerialized) {
>> >              CPEJ(ID, Arg0)
>> >          }
>> > +        Method(_PXM, 0) {
>> > +            Return (PXM)
>> > +        }
>> >      }