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-rw-r--r--src/southbridge/intel/common/Kconfig6
-rw-r--r--src/southbridge/intel/common/firmware/Makefile.inc11
-rw-r--r--src/southbridge/intel/i82801ix/Kconfig5
-rw-r--r--src/southbridge/intel/i82801jx/Kconfig5
4 files changed, 26 insertions, 1 deletions
diff --git a/src/southbridge/intel/common/Kconfig b/src/southbridge/intel/common/Kconfig
index 73e01cdcc4..0f75537247 100644
--- a/src/southbridge/intel/common/Kconfig
+++ b/src/southbridge/intel/common/Kconfig
@@ -31,6 +31,12 @@ config INTEL_DESCRIPTOR_MODE_CAPABLE
This config simply states that the platform is *capable* of running in
descriptor mode (when the descriptor in flash is valid).
+config INTEL_DESCRIPTOR_MODE_REQUIRED
+ def_bool y if INTEL_DESCRIPTOR_MODE_CAPABLE
+ help
+ This config states descriptor mode is *required* for the platform to
+ function properly, or to function at all.
+
config INTEL_CHIPSET_LOCKDOWN
depends on HAVE_INTEL_CHIPSET_LOCKDOWN && HAVE_SMI_HANDLER && !CHROMEOS
#ChromeOS's payload seems to handle finalization on its on.
diff --git a/src/southbridge/intel/common/firmware/Makefile.inc b/src/southbridge/intel/common/firmware/Makefile.inc
index 426863c658..01a80614e3 100644
--- a/src/southbridge/intel/common/firmware/Makefile.inc
+++ b/src/southbridge/intel/common/firmware/Makefile.inc
@@ -22,6 +22,8 @@ ifeq ($(CONFIG_HAVE_INTEL_FIRMWARE),y)
ifeq ($(CONFIG_HAVE_IFD_BIN),y)
INTERMEDIATE+=add_intel_firmware
+else ifeq ($(CONFIG_INTEL_DESCRIPTOR_MODE_REQUIRED),y)
+INTERMEDIATE += warn_intel_firmware
endif
IFD_BIN_PATH := $(CONFIG_IFD_BIN_PATH)
@@ -85,6 +87,13 @@ ifeq ($(CONFIG_EM100),y)
mv $(obj)/coreboot.pre.new $(obj)/coreboot.pre
endif
-PHONY+=add_intel_firmware
+warn_intel_firmware:
+ printf "\n\t** WARNING **\n"
+ printf "coreboot will be built without an Intel Firmware Descriptor.\n"
+ printf "Never write a complete coreboot.rom without an IFD to your\n"
+ printf "board's flash chip! You can use flashrom's IFD or layout\n"
+ printf "parameters to flash only to the BIOS region.\n\n"
+
+PHONY+=add_intel_firmware warn_intel_firmware
endif
diff --git a/src/southbridge/intel/i82801ix/Kconfig b/src/southbridge/intel/i82801ix/Kconfig
index 9e88a2830b..0c5aabfc40 100644
--- a/src/southbridge/intel/i82801ix/Kconfig
+++ b/src/southbridge/intel/i82801ix/Kconfig
@@ -36,6 +36,11 @@ config EHCI_BAR
hex
default 0xfef00000
+## Some enterprise variants may require an IFD
+config INTEL_DESCRIPTOR_MODE_REQUIRED
+ bool
+ default n
+
config HPET_MIN_TICKS
hex
default 0x80
diff --git a/src/southbridge/intel/i82801jx/Kconfig b/src/southbridge/intel/i82801jx/Kconfig
index bf2d01fb20..cb5b12fcd0 100644
--- a/src/southbridge/intel/i82801jx/Kconfig
+++ b/src/southbridge/intel/i82801jx/Kconfig
@@ -36,6 +36,11 @@ config EHCI_BAR
hex
default 0xfef00000
+## Some enterprise variants may require an IFD
+config INTEL_DESCRIPTOR_MODE_REQUIRED
+ bool
+ default n
+
config HPET_MIN_TICKS
hex
default 0x80