makefile: Add READELF command variable

This allows setting READELF=llvm-readelf in order to use the LLVM
version of the readelf utility. It also aligns with the practice of not
using $(CROSS_COMPILE) in any build recipes directly, reducing the
number of places where $(CROSS_COMPILE) is used.

Signed-off-by: Sam Edwards <CFSworks@gmail.com>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
This commit is contained in:
Sam Edwards
2025-03-15 15:18:08 -07:00
committed by Tom Rini
parent 7a8121fe6d
commit 586bb720e7

View File

@@ -406,6 +406,7 @@ LDR = $(CROSS_COMPILE)ldr
STRIP = $(CROSS_COMPILE)strip
OBJCOPY = $(CROSS_COMPILE)objcopy
OBJDUMP = $(CROSS_COMPILE)objdump
READELF = $(CROSS_COMPILE)readelf
LEX = flex
YACC = bison
AWK = awk
@@ -2177,7 +2178,7 @@ System.map: u-boot
# ARM relocations should all be R_ARM_RELATIVE (32-bit) or
# R_AARCH64_RELATIVE (64-bit).
checkarmreloc: u-boot
@RELOC="`$(CROSS_COMPILE)readelf -r -W $< | cut -d ' ' -f 4 | \
@RELOC="`$(READELF) -r -W $< | cut -d ' ' -f 4 | \
grep R_A | sort -u`"; \
if test "$$RELOC" != "R_ARM_RELATIVE" -a \
"$$RELOC" != "R_AARCH64_RELATIVE"; then \