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-rw-r--r--Makefile2
-rw-r--r--doc/develop/version.rst1
-rw-r--r--lib/smbios.c23
3 files changed, 23 insertions, 3 deletions
diff --git a/Makefile b/Makefile
index ca2432c8ce9..281b81d6cdf 100644
--- a/Makefile
+++ b/Makefile
@@ -1905,7 +1905,6 @@ define filechk_timestamp.h
LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_DATE "%b %d %C%y"'; \
LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_TIME "%T"'; \
LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_TZ "%z"'; \
- LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_DMI_DATE "%m/%d/%Y"'; \
LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_BUILD_DATE 0x%Y%m%d'; \
LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_EPOCH %s'; \
else \
@@ -1915,7 +1914,6 @@ define filechk_timestamp.h
LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"'; \
LC_ALL=C date +'#define U_BOOT_TIME "%T"'; \
LC_ALL=C date +'#define U_BOOT_TZ "%z"'; \
- LC_ALL=C date +'#define U_BOOT_DMI_DATE "%m/%d/%Y"'; \
LC_ALL=C date +'#define U_BOOT_BUILD_DATE 0x%Y%m%d'; \
LC_ALL=C date +'#define U_BOOT_EPOCH %s'; \
fi)
diff --git a/doc/develop/version.rst b/doc/develop/version.rst
index a7797db41bb..066901bcd2d 100644
--- a/doc/develop/version.rst
+++ b/doc/develop/version.rst
@@ -84,7 +84,6 @@ fields. For example::
#define U_BOOT_DATE "Jan 06 2021" (US format only)
#define U_BOOT_TIME "08:50:36" (24-hour clock)
#define U_BOOT_TZ "-0700" (Time zone in hours)
- #define U_BOOT_DMI_DATE "01/06/2021" (US format only)
#define U_BOOT_BUILD_DATE 0x20210106 (hex yyyymmdd format)
#define U_BOOT_EPOCH 1609948236
diff --git a/lib/smbios.c b/lib/smbios.c
index b52e125eeb1..a892716d159 100644
--- a/lib/smbios.c
+++ b/lib/smbios.c
@@ -8,6 +8,7 @@
#include <common.h>
#include <dm.h>
#include <env.h>
+#include <linux/stringify.h>
#include <mapmem.h>
#include <smbios.h>
#include <sysinfo.h>
@@ -18,6 +19,28 @@
#include <dm/uclass-internal.h>
#endif
+/* Safeguard for checking that U_BOOT_VERSION_NUM macros are compatible with U_BOOT_DMI */
+#if U_BOOT_VERSION_NUM < 2000 || U_BOOT_VERSION_NUM > 2099 || \
+ U_BOOT_VERSION_NUM_PATCH < 1 || U_BOOT_VERSION_NUM_PATCH > 12
+#error U_BOOT_VERSION_NUM macros are not compatible with DMI, fix U_BOOT_DMI macros
+#endif
+
+/*
+ * U_BOOT_DMI_DATE contains BIOS Release Date in format mm/dd/yyyy.
+ * BIOS Release Date is calculated from U-Boot version and fixed day 01.
+ * So for U-Boot version 2021.04 it is calculated as "04/01/2021".
+ * BIOS Release Date should contain date when code was released
+ * and not when it was built or compiled.
+ */
+#if U_BOOT_VERSION_NUM_PATCH < 10
+#define U_BOOT_DMI_MONTH "0" __stringify(U_BOOT_VERSION_NUM_PATCH)
+#else
+#define U_BOOT_DMI_MONTH __stringify(U_BOOT_VERSION_NUM_PATCH)
+#endif
+#define U_BOOT_DMI_DAY "01"
+#define U_BOOT_DMI_YEAR __stringify(U_BOOT_VERSION_NUM)
+#define U_BOOT_DMI_DATE U_BOOT_DMI_MONTH "/" U_BOOT_DMI_DAY "/" U_BOOT_DMI_YEAR
+
DECLARE_GLOBAL_DATA_PTR;
/**