From c33759aebdb390ba20fa40a97e9d6f3cd19371f6 Mon Sep 17 00:00:00 2001 From: Francois Retief Date: Mon, 26 Oct 2015 12:27:15 +0200 Subject: sparc: Add -mcpu= compiler flags for LEON2/LEON3 Signed-off-by: Francois Retief --- arch/sparc/config.mk | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) (limited to 'arch/sparc') diff --git a/arch/sparc/config.mk b/arch/sparc/config.mk index d615f294fe..43faad48ce 100644 --- a/arch/sparc/config.mk +++ b/arch/sparc/config.mk @@ -1,19 +1,25 @@ # -# (C) Copyright 2007 -# Daniel Hellstrom, Gaisler Research, daniel@gaisler.com +# (C) Copyright 2015 +# Daniel Hellstrom, Cobham Gaisler, daniel@gaisler.com. # # SPDX-License-Identifier: GPL-2.0+ # ifeq ($(CROSS_COMPILE),) -CROSS_COMPILE := sparc-elf- +CROSS_COMPILE := sparc-linux- endif +# This GCC compiler is known to work: +# https://www.kernel.org/pub/tools/crosstool/files/bin/x86_64/4.9.0/ + gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`) CONFIG_STANDALONE_LOAD_ADDR ?= 0x00000000 -L $(gcclibdir) \ -T $(srctree)/examples/standalone/sparc.lds -PLATFORM_CPPFLAGS += -D__sparc__ +cpuflags-$(CONFIG_LEON2) := -mcpu=leon +cpuflags-$(CONFIG_LEON3) := -mcpu=leon3 + +PLATFORM_CPPFLAGS += $(cpuflags-y) PLATFORM_RELFLAGS += -fPIC -- cgit v1.2.1