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authorWerner Zeh <werner.zeh@siemens.com>2022-11-16 10:58:35 +0100
committerMartin L Roth <gaumless@gmail.com>2022-11-29 15:15:07 +0000
commit1c727fd784883865db8ab2a2828cfd18519ce151 (patch)
tree7e628258e1c70100bc5f8df12acd6afbf8c31cc9 /util/cbmem
parentbc76109df205cc279c659c93186b004d43a8ddc8 (diff)
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util/cbmem: Provide a way to override coreboot path
Right now cbmem uses a fix path to reach coreboot src path (../../). This makes it impossible to compile cbmem out of the coreboot tree (e.g. copy just the cbmem directory elsewhere and compile). This patch adapts the technique from cbfstool and adds a variable called 'TOP' which points to coreboot root directory and which can be overridden at build time by providing it to make as an argument. This will enable a stand-alone build of cbmem. Change-Id: I2732f75310e10716e5aa74e094e0bf628ad22f0b Signed-off-by: Werner Zeh <werner.zeh@siemens.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/69686 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Felix Singer <felixsinger@posteo.net>
Diffstat (limited to 'util/cbmem')
-rw-r--r--util/cbmem/Makefile3
1 files changed, 2 insertions, 1 deletions
diff --git a/util/cbmem/Makefile b/util/cbmem/Makefile
index a1708755741d..9219a08f3c03 100644
--- a/util/cbmem/Makefile
+++ b/util/cbmem/Makefile
@@ -2,7 +2,8 @@
## SPDX-License-Identifier: GPL-2.0-only
PROGRAM = cbmem
-ROOT = ../../src
+TOP ?= $(abspath ../..)
+ROOT = $(TOP)/src
CC ?= $(CROSS_COMPILE)gcc
INSTALL ?= /usr/bin/env install
PREFIX ?= /usr/local