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| author | Feng Tang <feng.tang@intel.com> | 2010-05-26 11:28:08 +0800 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2010-05-27 12:46:20 -0400 |
| commit | dce80a56268fffd6b5ea57b3f6ba3d027a68f05e (patch) | |
| tree | 387349e5e6ee31dbe26c57ac0bf5d223af4ef838 /Documentation | |
| parent | 5487ab4a5a71e955fef7094a0624df0542da91ef (diff) | |
| download | lwn-dce80a56268fffd6b5ea57b3f6ba3d027a68f05e.tar.gz lwn-dce80a56268fffd6b5ea57b3f6ba3d027a68f05e.zip | |
SFI: add sysfs interface for SFI tables.
Analogous to ACPI's /sys/firmware/acpi/tables/...
create /sys/firmware/sfi/tables/
The tables are primariy for the kernel,
but sometimes it is useful for user-space to be
able to read them.
Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-firmware-sfi | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-firmware-sfi b/Documentation/ABI/testing/sysfs-firmware-sfi new file mode 100644 index 000000000000..4be7d44aeacf --- /dev/null +++ b/Documentation/ABI/testing/sysfs-firmware-sfi @@ -0,0 +1,15 @@ +What: /sys/firmware/sfi/tables/ +Date: May 2010 +Contact: Len Brown <lenb@kernel.org> +Description: + SFI defines a number of small static memory tables + so the kernel can get platform information from firmware. + + The tables are defined in the latest SFI specification: + http://simplefirmware.org/documentation + + While the tables are used by the kernel, user-space + can observe them this way: + + # cd /sys/firmware/sfi/tables + # cat $TABLENAME > $TABLENAME.bin |