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/openbmc/linux/drivers/misc/
H A DMakefile9f4f9ae8 Fri Jun 02 16:53:22 CDT 2017 Robert Lippert <roblip@gmail.com> drivers/misc: add Aspeed LPC snoop driver

This driver enables the LPC snoop hardware on the ASPEED BMC
which generates an interrupt upon every write to an I/O port
by the host.

This is typically used to monitor BIOS boot progress by listening
to well-known debug port 80h.

The functionality in this commit just saves all snooped values
to a circular 2K buffer in the kernel, subsequent commits can
act on the values to do things with them.

Signed-off-by: Robert Lippert <rlippert@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9f4f9ae8 Fri Jun 02 16:53:22 CDT 2017 Robert Lippert <roblip@gmail.com> drivers/misc: add Aspeed LPC snoop driver

This driver enables the LPC snoop hardware on the ASPEED BMC
which generates an interrupt upon every write to an I/O port
by the host.

This is typically used to monitor BIOS boot progress by listening
to well-known debug port 80h.

The functionality in this commit just saves all snooped values
to a circular 2K buffer in the kernel, subsequent commits can
act on the values to do things with them.

Signed-off-by: Robert Lippert <rlippert@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
H A DKconfig9f4f9ae8 Fri Jun 02 16:53:22 CDT 2017 Robert Lippert <roblip@gmail.com> drivers/misc: add Aspeed LPC snoop driver

This driver enables the LPC snoop hardware on the ASPEED BMC
which generates an interrupt upon every write to an I/O port
by the host.

This is typically used to monitor BIOS boot progress by listening
to well-known debug port 80h.

The functionality in this commit just saves all snooped values
to a circular 2K buffer in the kernel, subsequent commits can
act on the values to do things with them.

Signed-off-by: Robert Lippert <rlippert@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9f4f9ae8 Fri Jun 02 16:53:22 CDT 2017 Robert Lippert <roblip@gmail.com> drivers/misc: add Aspeed LPC snoop driver

This driver enables the LPC snoop hardware on the ASPEED BMC
which generates an interrupt upon every write to an I/O port
by the host.

This is typically used to monitor BIOS boot progress by listening
to well-known debug port 80h.

The functionality in this commit just saves all snooped values
to a circular 2K buffer in the kernel, subsequent commits can
act on the values to do things with them.

Signed-off-by: Robert Lippert <rlippert@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>