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authorKyösti Mälkki <kyosti.malkki@gmail.com>2020-06-17 01:04:44 +0300
committerPatrick Georgi <pgeorgi@google.com>2020-06-24 11:46:26 +0000
commite37459ed64b40a23880babf430fd92a847752053 (patch)
tree068091277ddb36d65bb05f74db19c9b04da06f09 /src/include
parentcf06124cc617aab3d10ba67f5760e5de45f31802 (diff)
downloadcoreboot-e37459ed64b40a23880babf430fd92a847752053.tar.xz
ACPI: Add framework for GNVS initialisation
Provide common initialisation point for setting up GNVS structure before first SMI is triggered. Change-Id: Iccad533c3824d70f6cbae52cc8dd79f142ece944 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/42423 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/include')
-rw-r--r--src/include/acpi/acpi_gnvs.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/include/acpi/acpi_gnvs.h b/src/include/acpi/acpi_gnvs.h
new file mode 100644
index 0000000000..cc0c4710ae
--- /dev/null
+++ b/src/include/acpi/acpi_gnvs.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __ACPI_GNVS_H__
+#define __ACPI_GNVS_H__
+
+#include <types.h>
+
+void *acpi_get_gnvs(void);
+void *gnvs_get_or_create(void);
+void acpi_inject_nvsa(void);
+
+void gnvs_assign_chromeos(void);
+
+/* Platform code must implement these. */
+size_t gnvs_size_of_array(void);
+uint32_t *gnvs_cbmc_ptr(void);
+void *gnvs_chromeos_ptr(void);
+
+#endif