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x86/acpi: Add Kconfig to toggle 8259 reporting 

Change-Id: If3c9783ebc41c103c915788139d91644b805f397
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/29832
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
This commit is contained in:
Nico Huber 2018-11-24 18:25:50 +01:00
parent 3be4c7ba64
commit 9df72e0471
2 changed files with 10 additions and 1 deletions
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8
src/arch/x86/Kconfig
View File

@ -265,6 +265,14 @@ config SKIP_MAX_REBOOT_CNT_CLEAR
Note that it is the responsibility of the payload to reset the
normal boot bit to 1 after each successful boot.
config ACPI_NO_PCAT_8259
bool
help
Selected by platforms that don't expose a PC/AT 8259 PIC pair.
config ACPI_HAVE_PCAT_8259
def_bool y if !ACPI_NO_PCAT_8259
config ACPI_CPU_STRING
string
default "\\_PR.CP%02d"

3
src/arch/x86/acpi.c
View File

@ -229,7 +229,8 @@ void acpi_create_madt(acpi_madt_t *madt)
header->revision = get_acpi_table_revision(MADT);
madt->lapic_addr = LOCAL_APIC_ADDR;
madt->flags = 0x1; /* PCAT_COMPAT */
if (CONFIG(ACPI_HAVE_PCAT_8259))
madt->flags |= 1;
current = acpi_fill_madt(current);