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Diffstat (limited to 'lib_mips/config.mk')
| -rw-r--r-- | lib_mips/config.mk | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/lib_mips/config.mk b/lib_mips/config.mk new file mode 100644 index 0000000..c785677 --- /dev/null +++ b/lib_mips/config.mk @@ -0,0 +1,50 @@ +# +# (C) Copyright 2003 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +CROSS_COMPILE ?= mips_4KC- + +PLATFORM_CPPFLAGS += -DCONFIG_MIPS -D__MIPS__ + +# +# From Linux arch/mips/Makefile +# +# GCC uses -G 0 -mabicalls -fpic as default. We don't want PIC in the kernel +# code since it only slows down the whole thing. At some point we might make +# use of global pointer optimizations but their use of $28 conflicts with +# the current pointer optimization. +# +# The DECStation requires an ECOFF kernel for remote booting, other MIPS +# machines may also. Since BFD is incredibly buggy with respect to +# crossformat linking we rely on the elf2ecoff tool for format conversion. +# +# cflags-y += -G 0 -mno-abicalls -fno-pic -pipe +# cflags-y += -msoft-float +# LDFLAGS_vmlinux += -G 0 -static -n -nostdlib +# MODFLAGS += -mlong-calls +# +# On the other hand, we want PIC in the U-Boot code to relocate it from ROM +# to RAM. $28 is always used as gp. +# +PLATFORM_CPPFLAGS += -G 0 -mabicalls -fpic +PLATFORM_CPPFLAGS += -msoft-float +PLATFORM_LDFLAGS += -G 0 -static -n -nostdlib |