From 044dfe9b6926397ed017bd101b887ef55f6a4d18 Mon Sep 17 00:00:00 2001 From: Chris Ching Date: Wed, 3 Jan 2018 16:26:36 -0700 Subject: soc/amd/common/block/acpi: Add halt.c Creating initial common acpi and implement halt.h BUG=b:71575631 BRANCH=none TEST=put poweroff() call in Kahlee's mainboard_final and board turns off correctly Change-Id: Ie7dd9851dcb240c53f2487b4f4b8a3e51d6b98d6 Signed-off-by: Chris Ching Reviewed-on: https://review.coreboot.org/23074 Reviewed-by: Marc Jones Reviewed-by: Aaron Durbin Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth --- src/soc/amd/common/block/acpi/Makefile.inc | 1 + src/soc/amd/common/block/acpi/halt.c | 24 ++++++++++++++++++++++++ 2 files changed, 25 insertions(+) create mode 100644 src/soc/amd/common/block/acpi/Makefile.inc create mode 100644 src/soc/amd/common/block/acpi/halt.c (limited to 'src/soc/amd/common/block/acpi') diff --git a/src/soc/amd/common/block/acpi/Makefile.inc b/src/soc/amd/common/block/acpi/Makefile.inc new file mode 100644 index 0000000000..749dd62de5 --- /dev/null +++ b/src/soc/amd/common/block/acpi/Makefile.inc @@ -0,0 +1 @@ +ramstage-y += halt.c diff --git a/src/soc/amd/common/block/acpi/halt.c b/src/soc/amd/common/block/acpi/halt.c new file mode 100644 index 0000000000..6038a8c736 --- /dev/null +++ b/src/soc/amd/common/block/acpi/halt.c @@ -0,0 +1,24 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018 Google Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include + +void poweroff(void) +{ + outl((SLP_TYP_S5 << SLP_TYP_SHIFT) | SLP_EN, pm_acpi_pm_cnt_blk()); + halt(); +} -- cgit v1.2.3