intel-microcode: create early load microcode image

Create initrd image with packed microcode. This'll allow to load it at
early boot stage.

Signed-off-by: Tomasz Maciej Nowak <tomek_n@o2.pl>
This commit is contained in:
Tomasz Maciej Nowak 2018-11-20 17:20:44 +01:00 committed by John Crispin
parent 546fced2a2
commit 022ffb56b2

View file

@ -35,15 +35,17 @@ define Package/intel-microcode
endef
define Build/Compile
IUCODE_TOOL=$(STAGING_DIR)/../host/bin/iucode_tool $(MAKE) -C $(PKG_BUILD_DIR)
mkdir $(PKG_BUILD_DIR)/intel-ucode-ipkg
$(STAGING_DIR)/../host/bin/iucode_tool -q \
--write-firmware=$(PKG_BUILD_DIR)/intel-ucode-ipkg $(PKG_BUILD_DIR)/$(MICROCODE).bin
IUCODE_TOOL=$(STAGING_DIR)/../host/bin/iucode_tool \
$(MAKE) -C $(PKG_BUILD_DIR)
$(STAGING_DIR)/../host/bin/iucode_tool -q --mini-earlyfw \
--write-earlyfw=$(PKG_BUILD_DIR)/intel-ucode.cpio \
$(PKG_BUILD_DIR)/$(MICROCODE).bin
endef
define Package/intel-microcode/install
$(INSTALL_DIR) $(1)/lib/firmware/intel-ucode
$(INSTALL_DATA) $(PKG_BUILD_DIR)/intel-ucode-ipkg/* $(1)/lib/firmware/intel-ucode
$(INSTALL_DIR) $(1)/boot
$(INSTALL_DATA) $(PKG_BUILD_DIR)/intel-ucode.cpio \
$(1)/boot/intel-ucode.img
endef
$(eval $(call BuildPackage,intel-microcode))