summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorNico Huber <nico.h@gmx.de>2018-11-24 18:25:50 +0100
committerNico Huber <nico.h@gmx.de>2019-04-26 16:43:17 +0000
commit9df72e0471296d9bc2981646490c1f8b5b1e54e0 (patch)
tree1ae8aa3974ad6410209994cbe1ca6910eb91a41e
parent3be4c7ba64d426d4aa496d70a30555a52e4b3990 (diff)
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>
-rw-r--r--src/arch/x86/Kconfig8
-rw-r--r--src/arch/x86/acpi.c3
2 files changed, 10 insertions, 1 deletions
diff --git a/src/arch/x86/Kconfig b/src/arch/x86/Kconfig
index 242a7cfa1f..827c1cba02 100644
--- a/src/arch/x86/Kconfig
+++ b/src/arch/x86/Kconfig
@@ -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"
diff --git a/src/arch/x86/acpi.c b/src/arch/x86/acpi.c
index f08a401a6e..8a620bb2c1 100644
--- a/src/arch/x86/acpi.c
+++ b/src/arch/x86/acpi.c
@@ -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);