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treewide: Add Kconfig variable MEMLAYOUT_LD_FILE

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This change defines a Kconfig variable MEMLAYOUT_LD_FILE which allows
SoC/mainboard to provide a linker file for the platform. x86 already
provides a default memlayout.ld under src/arch/x86. With this new
Kconfig variable, it is possible for the SoC/mainboard code for x86 to
provide a custom linker file as well.

Makefile.inc is updated for all architectures to use this new Kconfig
variable instead of assuming memlayout.ld files under a certain
path. All non-x86 boards used memlayout.ld under mainboard
directory. However, a lot of these boards were simply including the
memlayout from SoC. So, this change also updates these mainboards and
SoCs to define the Kconfig as required.

BUG=b:155322763
TEST=Verified that abuild with --timeless option results in the same
coreboot.rom image for all boards.

Change-Id: I6a7f96643ed0519c93967ea2c3bcd881a5d6a4d6
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42292
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Furquan Shaikh
2020-06-11 11:59:07 -07:00
parent 00148bba71
commit 46514c2b87
95 changed files with 130 additions and 210 deletions
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8
Makefile.inc
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@@ -13,6 +13,7 @@ CONFIG_CBFS_PREFIX:=$(call strip_quotes,$(CONFIG_CBFS_PREFIX))
CONFIG_FMDFILE:=$(call strip_quotes,$(CONFIG_FMDFILE))
CONFIG_DEVICETREE:=$(call strip_quotes, $(CONFIG_DEVICETREE))
CONFIG_OVERRIDE_DEVICETREE:=$(call strip_quotes, $(CONFIG_OVERRIDE_DEVICETREE))
CONFIG_MEMLAYOUT_LD_FILE:=$(call strip_quotes, $(CONFIG_MEMLAYOUT_LD_FILE))
#######################################################################
# misleadingly named, this is the coreboot version
@@ -609,6 +610,13 @@ smm-c-deps+=$(DEVICETREE_STATIC_C)
.PHONY: devicetree
devicetree: $(DEVICETREE_STATIC_C)
ramstage-y += $(CONFIG_MEMLAYOUT_LD_FILE)
romstage-y += $(CONFIG_MEMLAYOUT_LD_FILE)
bootblock-y += $(CONFIG_MEMLAYOUT_LD_FILE)
verstage-y += $(CONFIG_MEMLAYOUT_LD_FILE)
postcar-y += $(CONFIG_MEMLAYOUT_LD_FILE)
decompressor-y += $(CONFIG_MEMLAYOUT_LD_FILE)
#######################################################################
# Clean up rules
clean-abuild: