4c502697ee
The build was changed to remove usage of microcode .h files when all of the .h files were converted to binary. This is still needed for some builds when microcode binaries aren't in the blobs tree. Change-Id: Ia323c90efe8aa0b8799fc5cce6197509e466a105 Signed-off-by: Martin Roth <martinroth@google.com> Reviewed-on: http://review.coreboot.org/12333 Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com> Reviewed-by: Timothy Pearson <tpearson@raptorengineeringinc.com> Tested-by: build bot (Jenkins) Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
53 lines
2.1 KiB
Makefile
53 lines
2.1 KiB
Makefile
################################################################################
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## Subdirectories
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################################################################################
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subdirs-y += allwinner
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subdirs-y += amd
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subdirs-y += dmp
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subdirs-y += armltd
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subdirs-y += imgtec
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subdirs-y += intel
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subdirs-y += ti
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subdirs-y += via
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subdirs-$(CONFIG_ARCH_X86) += x86
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subdirs-$(CONFIG_CPU_QEMU_X86) += qemu-x86
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$(eval $(call create_class_compiler,cpu_microcode,x86_32))
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################################################################################
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## Rules for building the microcode blob in CBFS
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################################################################################
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ifneq ($(CONFIG_CPU_MICROCODE_MULTIPLE_FILES), y)
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cbfs-files-$(CONFIG_CPU_MICROCODE_CBFS_GENERATE) += cpu_microcode_blob.bin
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endif
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ifeq ($(CONFIG_CPU_MICROCODE_CBFS_EXTERNAL_HEADER),y)
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cbfs-files-y += cpu_microcode_blob.bin
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cpu_microcode_blob.bin-file = $(objgenerated)/microcode.bin
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$(objgenerated)/microcode.bin:
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echo " util/scripts/ucode_h_to_bin.sh $(objgenerated)/microcode.bin \"$(CONFIG_CPU_MICROCODE_HEADER_FILES)\""
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util/scripts/ucode_h_to_bin.sh $(objgenerated)/microcode.bin $(CONFIG_CPU_MICROCODE_HEADER_FILES)
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endif
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# We just mash all microcode binaries together into one binary to rule them all.
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# This approach assumes that the microcode binaries are properly padded, and
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# their headers specify the correct size. This works fairly well on isolatied
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# updates, such as Intel and some AMD microcode, but won't work very well if the
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# updates are wrapped in a container, like AMD's microcode update container. If
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# there is only one microcode binary (i.e. one container), then we don't have
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# this issue, and this rule will continue to work.
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$(obj)/cpu_microcode_blob.bin: $$(cpu_microcode_bins)
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@printf " MICROCODE $(subst $(obj)/,,$(@))\n"
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@echo $(cpu_microcode_bins)
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cat /dev/null $+ > $@
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cpu_microcode_blob.bin-file ?= $(obj)/cpu_microcode_blob.bin
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cpu_microcode_blob.bin-type := microcode
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ifneq ($(CONFIG_CPU_MICROCODE_CBFS_LOC),)
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cpu_microcode_blob.bin-position := $(CONFIG_CPU_MICROCODE_CBFS_LOC)
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else
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cpu_microcode_blob.bin-align := 16
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endif
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