Zheng Bao (zheng.bao@amd.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/2383
-gerrit
commit a6ac626f7c63d5ce8a56b98524cf24e9c7f5ff64 Author: Zheng Bao fishbaozi@gmail.com Date: Wed Feb 13 22:13:13 2013 +0800
AMD S3: Introduce Kconfig variable 'S3_VOLATILE_SIZE'
The size of volatile storage for S3 can be configured. The space is divided into several parts. Make sure the sum of each part is not above the limit.
Change-Id: I9152797cf0045c8da48109a9d760e417717686db Signed-off-by: Zheng Bao zheng.bao@amd.com Signed-off-by: zheng Bao fishbaozi@gmail.com --- src/cpu/amd/agesa/s3_resume.h | 5 +++++ src/southbridge/amd/Makefile.inc | 2 +- src/southbridge/amd/agesa/hudson/Kconfig | 8 ++++++++ src/southbridge/amd/cimx/sb700/Kconfig | 7 +++++++ src/southbridge/amd/cimx/sb800/Kconfig | 8 ++++++++ src/southbridge/amd/cimx/sb900/Kconfig | 8 ++++++++ 6 files changed, 37 insertions(+), 1 deletion(-)
diff --git a/src/cpu/amd/agesa/s3_resume.h b/src/cpu/amd/agesa/s3_resume.h index 39ad30a..dc4f453 100644 --- a/src/cpu/amd/agesa/s3_resume.h +++ b/src/cpu/amd/agesa/s3_resume.h @@ -28,6 +28,11 @@ #define S3_DATA_MTRR_POS (CONFIG_S3_VOLATILE_POS + S3_DATA_VOLATILE_SIZE) #define S3_DATA_NONVOLATILE_POS (CONFIG_S3_VOLATILE_POS + S3_DATA_VOLATILE_SIZE + S3_DATA_MTRR_SIZE)
+#if (S3_DATA_VOLATILE_SIZE + S3_DATA_MTRR_SIZE + S3_DATA_NONVOLATILE_SIZE) > CONFIG_S3_VOLATILE_SIZE +#error "Please increase the value of S3_VOLATILE_SIZE" +#endif + + typedef enum { S3DataTypeNonVolatile=0, ///< NonVolatile Data Type S3DataTypeVolatile ///< Volatile Data Type diff --git a/src/southbridge/amd/Makefile.inc b/src/southbridge/amd/Makefile.inc index 1b2cb1f..b6af980 100644 --- a/src/southbridge/amd/Makefile.inc +++ b/src/southbridge/amd/Makefile.inc @@ -22,7 +22,7 @@ ifeq ($(CONFIG_CPU_AMD_AGESA), y) $(obj)/coreboot_s3nv.rom: $(obj)/config.h echo " S3 NVRAM $(CONFIG_S3_VOLATILE_POS) (S3 storage area)" # force C locale, so cygwin awk doesn't try to interpret the 0xff below as UTF-8 (or worse) - LC_ALL=C awk 'BEGIN {for (i=0; i<32768; i++) {printf "%c", 255}}' > $@.tmp + printf %d $(CONFIG_S3_VOLATILE_SIZE) | LC_ALL=C awk '{for (i=0; i<$$1; i++) {printf "%c", 255}}' > $@.tmp mv $@.tmp $@
cbfs-files-y += s3nv diff --git a/src/southbridge/amd/agesa/hudson/Kconfig b/src/southbridge/amd/agesa/hudson/Kconfig index 92e5960..c652670 100644 --- a/src/southbridge/amd/agesa/hudson/Kconfig +++ b/src/southbridge/amd/agesa/hudson/Kconfig @@ -212,6 +212,14 @@ config S3_VOLATILE_POS For a system with S3 feature, the BIOS needs to save some data to non-volitile storage at cold boot stage.
+config S3_VOLATILE_SIZE + hex "S3 volatile storage size" + default 0x8000 + depends on HAVE_ACPI_RESUME + help + For a system with S3 feature, the BIOS needs to save some data to + non-volitile storage at cold boot stage. + config HUDSON_LEGACY_FREE bool "System is legacy free" help diff --git a/src/southbridge/amd/cimx/sb700/Kconfig b/src/southbridge/amd/cimx/sb700/Kconfig index f139450..4105393 100644 --- a/src/southbridge/amd/cimx/sb700/Kconfig +++ b/src/southbridge/amd/cimx/sb700/Kconfig @@ -68,5 +68,12 @@ config S3_VOLATILE_POS For a system with S3 feature, the BIOS needs to save some data to non-volitile storage at cold boot stage.
+config S3_VOLATILE_SIZE + hex "S3 volatile storage size" + default 0x8000 + depends on HAVE_ACPI_RESUME + help + For a system with S3 feature, the BIOS needs to save some data to + non-volitile storage at cold boot stage. endif #SOUTHBRIDGE_AMD_CIMX_SB700
diff --git a/src/southbridge/amd/cimx/sb800/Kconfig b/src/southbridge/amd/cimx/sb800/Kconfig index 1f3ee9a..9add77b 100644 --- a/src/southbridge/amd/cimx/sb800/Kconfig +++ b/src/southbridge/amd/cimx/sb800/Kconfig @@ -130,6 +130,14 @@ config S3_VOLATILE_POS For a system with S3 feature, the BIOS needs to save some data to non-volitile storage at cold boot stage.
+config S3_VOLATILE_SIZE + hex "S3 volatile storage size" + default 0x8000 + depends on HAVE_ACPI_RESUME + help + For a system with S3 feature, the BIOS needs to save some data to + non-volitile storage at cold boot stage. + config SB800_IMC_FWM bool "Add IMC firmware" default n diff --git a/src/southbridge/amd/cimx/sb900/Kconfig b/src/southbridge/amd/cimx/sb900/Kconfig index acc369e..862589c 100755 --- a/src/southbridge/amd/cimx/sb900/Kconfig +++ b/src/southbridge/amd/cimx/sb900/Kconfig @@ -61,5 +61,13 @@ config S3_VOLATILE_POS For a system with S3 feature, the BIOS needs to save some data to non-volitile storage at cold boot stage.
+config S3_VOLATILE_SIZE + hex "S3 volatile storage size" + default 0x8000 + depends on HAVE_ACPI_RESUME + help + For a system with S3 feature, the BIOS needs to save some data to + non-volitile storage at cold boot stage. + endif #SOUTHBRIDGE_AMD_CIMX_SB900