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authorAaron Durbin <adurbin@chromium.org>2013-05-01 13:41:44 -0500
committerStefan Reinauer <stefan.reinauer@coreboot.org>2013-11-25 23:09:57 +0100
commit764d009a615a3c1bdc42aef5506fc9b199bf5047 (patch)
tree7a30e348cb0d90c7f159c2f8204d3f679e11b85e /src/mainboard/intel/wtm2
parent8f4baece7acc3e0ee2e3f04a181ce51b59ec4667 (diff)
lynxpoint: export mem console pointer in ACPI
Instead of having an OS re-parse cbmem book-keeping records for the cbmem allocator just to get the console buffer export the pointer to the memory console directly in a field named 'CBMC'. This field lives in the GNVS table. Change-Id: Ief0c4da7b18df66feb9c816c9f4abdf5a72bd3a4 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/49764 Reviewed-by: Stefan Reinauer <reinauer@chromium.org> Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: http://review.coreboot.org/4149 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/mainboard/intel/wtm2')
-rw-r--r--src/mainboard/intel/wtm2/acpi_tables.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/intel/wtm2/acpi_tables.c b/src/mainboard/intel/wtm2/acpi_tables.c
index 16a1c6a9ed..e08a7ce920 100644
--- a/src/mainboard/intel/wtm2/acpi_tables.c
+++ b/src/mainboard/intel/wtm2/acpi_tables.c
@@ -103,6 +103,9 @@ static void acpi_create_gnvs(global_nvs_t *gnvs)
gnvs->chromeos.vbt2 = ACTIVE_ECFW_RO;
#endif
+ /* Update the mem console pointer. */
+ gnvs->cbmc = (u32)cbmem_find(CBMEM_ID_CONSOLE);
+
acpi_update_thermal_table(gnvs);
}