Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 82 insertions, 0 deletions

diff --git a/drivers/firmware/google/Kconfig b/drivers/firmware/google/Kconfig
new file mode 100644
index 000000000..5a2e2d2a0
--- /dev/null
+++ b/drivers/firmware/google/Kconfig
@@ -0,0 +1,82 @@
+menuconfig GOOGLE_FIRMWARE
+	bool "Google Firmware Drivers"
+	default n
+	help
+	  These firmware drivers are used by Google servers,
+	  Chromebooks and other devices using coreboot firmware.
+	  If in doubt, say "N".
+
+if GOOGLE_FIRMWARE
+
+config GOOGLE_SMI
+	tristate "SMI interface for Google platforms"
+	depends on X86 && ACPI && DMI && EFI
+	select EFI_VARS
+	help
+	  Say Y here if you want to enable SMI callbacks for Google
+	  platforms.  This provides an interface for writing to and
+	  clearing the EFI event log and reading and writing NVRAM
+	  variables.
+
+config GOOGLE_COREBOOT_TABLE
+	tristate
+	depends on GOOGLE_COREBOOT_TABLE_ACPI || GOOGLE_COREBOOT_TABLE_OF
+
+config GOOGLE_COREBOOT_TABLE_ACPI
+	tristate "Coreboot Table Access - ACPI"
+	depends on ACPI
+	select GOOGLE_COREBOOT_TABLE
+	help
+	  This option enables the coreboot_table module, which provides other
+	  firmware modules to access to the coreboot table. The coreboot table
+	  pointer is accessed through the ACPI "GOOGCB00" object.
+	  If unsure say N.
+
+config GOOGLE_COREBOOT_TABLE_OF
+	tristate "Coreboot Table Access - Device Tree"
+	depends on OF
+	select GOOGLE_COREBOOT_TABLE
+	help
+	  This option enable the coreboot_table module, which provide other
+	  firmware modules to access coreboot table. The coreboot table pointer
+	  is accessed through the device tree node /firmware/coreboot.
+	  If unsure say N.
+
+config GOOGLE_MEMCONSOLE
+	tristate
+	depends on GOOGLE_MEMCONSOLE_X86_LEGACY || GOOGLE_MEMCONSOLE_COREBOOT
+
+config GOOGLE_MEMCONSOLE_X86_LEGACY
+	tristate "Firmware Memory Console - X86 Legacy support"
+	depends on X86 && ACPI && DMI
+	select GOOGLE_MEMCONSOLE
+	help
+	  This option enables the kernel to search for a firmware log in
+	  the EBDA on Google servers.  If found, this log is exported to
+	  userland in the file /sys/firmware/log.
+
+config GOOGLE_FRAMEBUFFER_COREBOOT
+	tristate "Coreboot Framebuffer"
+	depends on FB_SIMPLE
+	depends on GOOGLE_COREBOOT_TABLE
+	help
+	  This option enables the kernel to search for a framebuffer in
+	  the coreboot table.  If found, it is registered with simplefb.
+
+config GOOGLE_MEMCONSOLE_COREBOOT
+	tristate "Firmware Memory Console"
+	depends on GOOGLE_COREBOOT_TABLE
+	select GOOGLE_MEMCONSOLE
+	help
+	  This option enables the kernel to search for a firmware log in
+	  the coreboot table.  If found, this log is exported to userland
+	  in the file /sys/firmware/log.
+
+config GOOGLE_VPD
+	tristate "Vital Product Data"
+	depends on GOOGLE_COREBOOT_TABLE
+	help
+	  This option enables the kernel to expose the content of Google VPD
+	  under /sys/firmware/vpd.
+
+endif # GOOGLE_FIRMWARE