[coreboot-gerrit] New patch to review for coreboot: 172bd66 wtm2: add ssdt2 table

Stefan Reinauer (stefan.reinauer@coreboot.org) gerrit at coreboot.org
Tue Nov 19 01:19:34 CET 2013

Stefan Reinauer (stefan.reinauer at coreboot.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/4188


commit 172bd66eb2b104a8b7f9facd060c0953546d2b7a
Author: Aaron Durbin <adurbin at chromium.org>
Date:   Fri May 24 11:02:06 2013 -0500

    wtm2: add ssdt2 table
    The LynxPoint southbridge ACPI code needs the SSDT2 table to function
    properly. Otherwise the ACPI evaluator in the kernel spews errors.
    Change-Id: I73918545a07e43f4a281ff34d8537340d601b102
    Signed-off-by: Aaron Durbin <adurbin at chromium.org>
    Reviewed-on: https://gerrit.chromium.org/gerrit/56601
 src/mainboard/intel/wtm2/acpi_tables.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/mainboard/intel/wtm2/acpi_tables.c b/src/mainboard/intel/wtm2/acpi_tables.c
index e08a7ce..357e710 100644
--- a/src/mainboard/intel/wtm2/acpi_tables.c
+++ b/src/mainboard/intel/wtm2/acpi_tables.c
@@ -288,6 +288,13 @@ unsigned long write_acpi_tables(unsigned long start)
 	acpi_add_table(rsdp, ssdt);
+	printk(BIOS_DEBUG, "ACPI:     * SSDT2\n");
+	ssdt = (acpi_header_t *)current;
+	acpi_create_serialio_ssdt(ssdt);
+	current += ssdt->length;
+	acpi_add_table(rsdp, ssdt);
 	printk(BIOS_DEBUG, "current = %lx\n", current);
 	printk(BIOS_INFO, "ACPI: done.\n");
 	return current;

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