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authorPatrick Georgi <pgeorgi@chromium.org>2016-08-10 17:02:58 +0200
committerPatrick Georgi <pgeorgi@google.com>2016-08-11 20:31:59 +0200
commitf3656d823895c10684057582c4e3da5c83bdb87a (patch)
treea6dcc84328dafdcdd9eb85a70a1913b92de16bdf
parent5986d2972aac8847ded509a3e2cac07d9fee2d11 (diff)
build system: allow overriding file position and alignment per region
To override fallback/foo's position or alignment in region BAR, use fallback/foo-BAR-{position,align} = 0x1234 Like for the global settings, specifying both isn't allowed because that's rather pointless. Change-Id: I94f41ebc9f35108267265df4164f23b70e3d0bf6 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: https://review.coreboot.org/16140 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
-rw-r--r--Makefile.inc22
1 files changed, 21 insertions, 1 deletions
diff --git a/Makefile.inc b/Makefile.inc
index 37cc60c665..64cfc8694b 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -670,6 +670,26 @@ all-files-in-region = $(foreach file,$(cbfs-files), \
$(subst $(comma),$(spc),$(call regions-for-file,$(call extract_nth,2,$(file))))), \
$(file)))
+# $(call update-file-for-region,file string from $(cbfs-files),region name)
+# Update position and alignment according to overrides for region
+# Doesn't check for invalid configurations (eg. resetting neither or both
+# position and align)
+# Returns the updated file string
+update-file-for-region = \
+ $(subst $(spc),*,$(call extract_nth,1,$(1))|$(call extract_nth,2,$(1))|$(call extract_nth,3,$(1))|$(call extract_nth,4,$(1))|$($(call extract_nth,2,$(1))-$(2)-position)|$($(call extract_nth,2,$(1))-$(2)-align)|$(call extract_nth,7,$(1)))
+
+# $(call placed-files-in-region,region name)
+# like all-files-in-region, but updates the files to contain region overrides
+# to position or alignment.
+placed-files-in-region = $(foreach file,$(call all-files-in-region,$(1)), \
+ $(if $($(call extract_nth,2,$(file))-$(1)-position), \
+ $(if $($(call extract_nth,2,$(file))-$(1)-align), \
+ $(error It is not allowed to specify both alignment and position for $(call extract_nth,2,$(file))-$(1))) \
+ $(call update-file-for-region,$(file),$(1)), \
+ $(if $($(call extract_nth,2,$(file))-$(1)-align), \
+ $(call update-file-for-region,$(file),$(1)), \
+ $(file))))
+
# $(call sort-files,subset of $(cbfs-files))
# reorders the files in the given set to list files at fixed positions first,
# followed by aligned files and finally those with no constraints.
@@ -688,7 +708,7 @@ sort-files = \
# command list to add files to CBFS
prebuild-files = $(foreach region,$(all-regions), \
$(foreach file, \
- $(call sort-files,$(call all-files-in-region,$(region))), \
+ $(call sort-files,$(call placed-files-in-region,$(region))), \
$(call cbfs-add-cmd,$(file),$(region),$(CONFIG_UPDATE_IMAGE))))
ifeq ($(CONFIG_FMDFILE),)