common.mk

# Copyright (c) 2005, Cavium Networks. All rights reserved.
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#
#  common Makefile fragment
#
#  $Id: common.mk,v 1.1.1.1 2007-04-05 08:46:00 tt Exp $ $Name: not supported by cvs2svn $
#

#  Octeon tools

#  Octeon default flags
CPPFLAGS_GLOBAL = -I$(OCTEON_ROOT)/target/include -Iconfig
CPPFLAGS_GLOBAL += $(OCTEON_CPPFLAGS_GLOBAL_ADD)

CFLAGS_GLOBAL = $(CPPFLAGS_GLOBAL)
CFLAGS_GLOBAL += $(OCTEON_CFLAGS_GLOBAL_ADD) 

ASFLAGS_GLOBAL = $(CPPFLAGS_GLOBAL)
ASFLAGS_GLOBAL += $(OCTEON_ASFLAGS_GLOBAL_ADD)

LDFLAGS_GLOBAL =
LDFLAGS_GLOBAL += $(LDFLAGS_GLOBAL_ADD)

LDFLAGS_PATH = -L$(OCTEON_ROOT)/target/lib

include $(OCTEON_ROOT)/common-config.mk
# Add flags set by common-config.mk
CFLAGS_GLOBAL += $(CFLAGS_COMMON_CONFIG)
ASFLAGS_GLOBAL += $(CFLAGS_COMMON_CONFIG)

ifndef OCTEON_TARGET
  OCTEON_TARGET=cvmx_64
endif

SUPPORTED_TARGETS=linux_64 linux_n32 linux_uclibc linux_o32 cvmx_n32 cvmx_64
MATCHED_TARGET=${findstring ${OCTEON_TARGET}, ${SUPPORTED_TARGETS}}

ifneq (${MATCHED_TARGET}, ${OCTEON_TARGET})
    ${error Invalid value for OCTEON_TARGET. Supported values: ${SUPPORTED_TARGETS}}
endif

ifeq (${OCTEON_TARGET},linux_64)
    PREFIX=-linux_64
    CFLAGS_GLOBAL += -mabi=64 -march=octeon -msoft-float -Dmain=appmain
    ASFLAGS_GLOBAL += -mabi=64 -march=octeon -msoft-float -Dmain=appmain
    LDFLAGS_GLOBAL += -mabi=64 -static -lrt -Wl,-T,$(OCTEON_ROOT)/target/lib/cvmx-shared-linux.ld
endif
ifeq (${OCTEON_TARGET},linux_n32)
    PREFIX=-linux_n32
    CFLAGS_GLOBAL += -mabi=n32 -march=octeon -msoft-float -Dmain=appmain
    ASFLAGS_GLOBAL += -mabi=n32 -march=octeon -msoft-float -Dmain=appmain
    LDFLAGS_GLOBAL += -mabi=n32 -static -lrt -Wl,-T,$(OCTEON_ROOT)/target/lib/cvmx-shared-linux-n32.ld
endif
ifeq (${OCTEON_TARGET},linux_uclibc)
    PREFIX=-linux_uclibc
    CFLAGS_GLOBAL += -muclibc -march=octeon -msoft-float -Dmain=appmain
    ASFLAGS_GLOBAL += -muclibc -march=octeon -msoft-float -Dmain=appmain
    LDFLAGS_GLOBAL += -muclibc -static -lrt -Wl,-T,$(OCTEON_ROOT)/target/lib/cvmx-shared-linux-n32.ld
endif
ifeq (${OCTEON_TARGET},linux_o32)
    PREFIX=-linux_o32
    CFLAGS_GLOBAL += -mabi=32 -march=octeon -msoft-float -Dmain=appmain
    ASFLAGS_GLOBAL += -mabi=32 -march=octeon -msoft-float -Dmain=appmain
    LDFLAGS_GLOBAL += -mabi=32 -static -lrt -Wl,-T,$(OCTEON_ROOT)/target/lib/cvmx-shared-linux-o32.ld
endif
ifeq (${OCTEON_TARGET},cvmx_n32)
    CFLAGS_GLOBAL += -DOCTEON_TARGET=cvmx_n32 -mabi=n32
    ASFLAGS_GLOBAL += -DOCTEON_TARGET=cvmx_n32 -mabi=n32
    LDFLAGS_GLOBAL += -mabi=n32
    PREFIX=-cvmx_n32
endif
ifeq (${OCTEON_TARGET},cvmx_64)
    CFLAGS_GLOBAL += -DOCTEON_TARGET=cvmx_64
    ASFLAGS_GLOBAL += -DOCTEON_TARGET=cvmx_64
endif

ifeq (linux,$(findstring linux,$(OCTEON_TARGET)))
    CC = mips64-octeon-linux-gnu-gcc
    AR = mips64-octeon-linux-gnu-ar
    LD = mips64-octeon-linux-gnu-ld
    STRIP = mips64-octeon-linux-gnu-strip
    OBJDUMP = mips64-octeon-linux-gnu-objdump
    NM = mips64-octeon-linux-gnu-nm
else
    CC = mipsisa64-octeon-elf-gcc
    AR = mipsisa64-octeon-elf-ar
    LD = mipsisa64-octeon-elf-ld
    STRIP = mipsisa64-octeon-elf-strip
    OBJDUMP = mipsisa64-octeon-elf-objdump
    NM = mipsisa64-octeon-elf-nm
endif

#  build object directory

OBJ_DIR = obj$(PREFIX)

#  standard compile line

COMPILE = $(CC) $(CFLAGS_GLOBAL) $(CFLAGS_LOCAL) -MD -c -o $@ $<

ASSEMBLE = $(CC) $(ASFLAGS_GLOBAL) $(ASFLAGS_LOCAL) -MD -c -o $@ $<