--- /dev/null
+What: /sys/class/bsr/bsr*/bsr_size
+Date: Jul, 2008
+KernelVersion: 2.6.27
+Contact: Arnd Bergmann <arnd@arndb.de>,
+ Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+Description:
+ (RO) Size of the barrier-synchronization register (BSR)
+ register in bytes.
+
+What: /sys/class/bsr/bsr*/bsr_length
+Date: Jul, 2008
+KernelVersion: 2.6.27
+Contact: Arnd Bergmann <arnd@arndb.de>,
+ Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+Description:
+ (RO) The length of memory region that can be mapped in bytes.
+
+What: /sys/class/bsr/bsr*/bsr_stride
+Date: Jul, 2008
+KernelVersion: 2.6.27
+Contact: Arnd Bergmann <arnd@arndb.de>,
+ Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+Description:
+ (RO) The stride or the interval at which the allocated BSR bytes
+ repeat within the mapping.