SMBIOS is not x86 specific. So we should have an architecture independent page describing it.

Signed-off-by: Heinrich Schuchardt heinrich.schuchardt@canonical.com --- v2: Add missing file doc/develop/smbios.rst --- doc/arch/x86.rst | 2 +- doc/develop/index.rst | 1 + doc/develop/smbios.rst | 22 ++++++++++++++++++++++ 3 files changed, 24 insertions(+), 1 deletion(-) create mode 100644 doc/develop/smbios.rst

diff --git a/doc/arch/x86.rst b/doc/arch/x86.rst index 5494155a51..634387ac09 100644 --- a/doc/arch/x86.rst +++ b/doc/arch/x86.rst @@ -732,7 +732,7 @@ SMBIOS tables To generate SMBIOS tables in U-Boot, for use by the OS, enable the CONFIG_GENERATE_SMBIOS_TABLE option. The easiest way to provide the values to use is via the device tree. For details see -device-tree-bindings/sysinfo/smbios.txt +:download:`smbios.txt <../device-tree-bindings/sysinfo/smbios.txt>`.

TODO List --------- diff --git a/doc/develop/index.rst b/doc/develop/index.rst index 97148875ef..93ebfa485f 100644 --- a/doc/develop/index.rst +++ b/doc/develop/index.rst @@ -22,6 +22,7 @@ Implementation makefiles menus printf + smbios uefi/index version

diff --git a/doc/develop/smbios.rst b/doc/develop/smbios.rst new file mode 100644 index 0000000000..a4efb0a0a3 --- /dev/null +++ b/doc/develop/smbios.rst @@ -0,0 +1,22 @@ +.. SPDX-License-Identifier: GPL-2.0+ + +SMBIOS tables +============= + +The System Management BIOS (SMBIOS) table is used to deliver management +information from the firmware to the operating system. The content is +standardized in [1]_. + +In Linux you can use the dmidecode command to view the contents of the SMBIOS +table. + +When booting via UEFI the SMBIOS table is transferred as an UEFI configuration +table to the operating system. + +To generate SMBIOS tables in U-Boot, the CONFIG_GENERATE_SMBIOS_TABLE option +must be enabled. The easiest way to provide the values to use is via the device +tree. For details see +:download:`smbios.txt <../device-tree-bindings/sysinfo/smbios.txt>`. + +.. [1] `System Management BIOS (SMBIOS) Reference, version 3.5 + https://www.dmtf.org/content/dmtf-releases-smbios-35`_