From 2bbc3dc28d94fc437e3d3c1d613f47143b0d1280 Mon Sep 17 00:00:00 2001 From: Richard Spiegel Date: Wed, 6 Dec 2017 16:14:58 -0700 Subject: soc/amd/common: Move files to common/block The following files need to be moved: amd_pci_util.c, amd_pci_util.h and spi.c. The remaining files are AGESA related and will be part of a separate issue/commit. BUG=b:62240201 TEST=Build with no error gardenia and kahlee (no code change, just folder reorg). Change-Id: I3f965afa21124d4874d3b7bfe0f404a58b070e23 Signed-off-by: Richard Spiegel Reviewed-on: https://review.coreboot.org/22765 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth --- src/soc/amd/common/block/s3/Kconfig | 5 ++++ src/soc/amd/common/block/s3/Makefile.inc | 5 ++++ src/soc/amd/common/block/s3/spi.c | 39 ++++++++++++++++++++++++++++++++ 3 files changed, 49 insertions(+) create mode 100644 src/soc/amd/common/block/s3/Kconfig create mode 100644 src/soc/amd/common/block/s3/Makefile.inc create mode 100644 src/soc/amd/common/block/s3/spi.c (limited to 'src/soc/amd/common/block/s3') diff --git a/src/soc/amd/common/block/s3/Kconfig b/src/soc/amd/common/block/s3/Kconfig new file mode 100644 index 0000000000..85863ca42f --- /dev/null +++ b/src/soc/amd/common/block/s3/Kconfig @@ -0,0 +1,5 @@ +config SOC_AMD_COMMON_BLOCK_S3 + bool + default n + help + Select this option to add S3 related functions to the build. diff --git a/src/soc/amd/common/block/s3/Makefile.inc b/src/soc/amd/common/block/s3/Makefile.inc new file mode 100644 index 0000000000..f19cb2e3b4 --- /dev/null +++ b/src/soc/amd/common/block/s3/Makefile.inc @@ -0,0 +1,5 @@ +ifeq ($(CONFIG_SOC_AMD_COMMON_BLOCK_S3),y) + +ramstage-$(CONFIG_HAVE_ACPI_RESUME) += spi.c + +endif diff --git a/src/soc/amd/common/block/s3/spi.c b/src/soc/amd/common/block/s3/spi.c new file mode 100644 index 0000000000..f72416ad97 --- /dev/null +++ b/src/soc/amd/common/block/s3/spi.c @@ -0,0 +1,39 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 Advanced Micro Devices, 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 +#include + +void spi_SaveS3info(u32 pos, u32 size, u8 *buf, u32 len) +{ + struct spi_flash flash; + + spi_init(); + if (spi_flash_probe(0, 0, &flash)) { + printk(BIOS_DEBUG, "Could not find SPI device\n"); + /* Dont make flow stop. */ + return; + } + + spi_flash_volatile_group_begin(&flash); + + spi_flash_erase(&flash, pos, size); + spi_flash_write(&flash, pos, sizeof(len), &len); + spi_flash_write(&flash, pos + sizeof(len), len, buf); + + spi_flash_volatile_group_end(&flash); +} -- cgit v1.2.3