On Wed, Jan 14, 2015 at 03:04:59PM +, Hanjun Guo wrote:
> Introduce a new function map_gicc_mpidr() to allow MPIDRs to be obtained
> from the GICC Structure introduced by ACPI 5.1.
>
> MPIDR is the CPU hardware ID as local APIC ID on x86 platform, so we use
> MPIDR not the GIC CPU interface
On 2015年01月20日 19:17, Catalin Marinas wrote:
On Wed, Jan 14, 2015 at 03:04:59PM +, Hanjun Guo wrote:
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -64,6 +64,38 @@ static int map_lsapic_id(struct acpi_subtable_header *entry,
return 0;
}
+/*
+ * On ARM
On Wed, Jan 14, 2015 at 03:04:59PM +, Hanjun Guo wrote:
> --- a/drivers/acpi/processor_core.c
> +++ b/drivers/acpi/processor_core.c
> @@ -64,6 +64,38 @@ static int map_lsapic_id(struct acpi_subtable_header
> *entry,
> return 0;
> }
>
> +/*
> + * On ARM platform, MPIDR value is the
On Wed, Jan 14, 2015 at 03:04:59PM +, Hanjun Guo wrote:
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -64,6 +64,38 @@ static int map_lsapic_id(struct acpi_subtable_header
*entry,
return 0;
}
+/*
+ * On ARM platform, MPIDR value is the hardware ID
On 2015年01月20日 19:17, Catalin Marinas wrote:
On Wed, Jan 14, 2015 at 03:04:59PM +, Hanjun Guo wrote:
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -64,6 +64,38 @@ static int map_lsapic_id(struct acpi_subtable_header *entry,
return 0;
}
+/*
+ * On ARM
On Wed, Jan 14, 2015 at 03:04:59PM +, Hanjun Guo wrote:
Introduce a new function map_gicc_mpidr() to allow MPIDRs to be obtained
from the GICC Structure introduced by ACPI 5.1.
MPIDR is the CPU hardware ID as local APIC ID on x86 platform, so we use
MPIDR not the GIC CPU interface ID to
On 01/14/2015 09:04 AM, Hanjun Guo wrote:
Introduce a new function map_gicc_mpidr() to allow MPIDRs to be obtained
from the GICC Structure introduced by ACPI 5.1.
MPIDR is the CPU hardware ID as local APIC ID on x86 platform, so we use
MPIDR not the GIC CPU interface ID to identify CPUs.
On 01/14/2015 09:04 AM, Hanjun Guo wrote:
Introduce a new function map_gicc_mpidr() to allow MPIDRs to be obtained
from the GICC Structure introduced by ACPI 5.1.
MPIDR is the CPU hardware ID as local APIC ID on x86 platform, so we use
MPIDR not the GIC CPU interface ID to identify CPUs.
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