# Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

# All rights reserved.

# This component and the accompanying materials are made available

# under the terms of "Eclipse Public License v1.0"

# which accompanies this distribution, and is available

# at the URL "http://www.eclipse.org/legal/epl-v10.html".

#

# Initial Contributors:

# Nokia Corporation - initial contribution.

#

# Contributors:

#

# Description:

#

# To guarantee there is a slash at the end of EPOCROOT in case there is not.

# This is needed to ensure compatibility with SBSv1. 

TMPROOT:=$(subst \,/,$(EPOCROOT))

EPOCROOT:=$(patsubst %/,%,$(TMPROOT))/

include $(EPOCROOT)epoc32/tools/shell/$(notdir $(basename $(SHELL))).mk

# Set the source directory

SRCDIR = $(EXTENSION_ROOT)/nandboot/miniboot

TARGETDIR = $(EPOCROOT)epoc32/release/$(PLATFORM_PATH)

EPOCINCDIR = $(EPOCROOT)epoc32/include/lubbock/nand

#Rules

vpath %.s $(SRCDIR)

vpath %.inc $(SRCDIR) $(EPOCINCDIR)

vpath %.ginc $(BUILDLOC)

# Build directory

BUILDLOC = $(EPOCBLD)$(call sbsadd,/base/lubbock)

## Set the target name

INCLUDES := nand.inc lubbock.inc

EPOCINCLUDES := nand_fbr_offset.inc

SRC := miniboot.s lubbock.s

TARGET=$(TARGETDIR)/lubbock_miniboot.bin

TMPTARGET = $(BUILDLOC)/miniboot.exe

# Set the code and data base addresses 

# Since miniboot is PIC this is just to placate the linker

LINKBASE = 0x0000000

ARMASM_OUT := $(shell armasm 2>&1)

ARMASM_OUT_4 := $(word 4,$(ARMASM_OUT))

# Use GCC toolchain if no other is available

# NB! Need to keep updating/extending allowable range of RVCT versions!!

TOOLVER := GCC

RVCTSTR := $(strip $(findstring RVCT, $(ARMASM_OUT_4)))

ifeq "$(RVCTSTR)" "RVCT"

        TOOLVER := RVCT

        OP := --

        OB := o

endif 

ifeq "$(TOOLVER)" "RVCT"

        ASM_MACROS += USE_CXSF

        ASM := armasm

        LINK := armlink

        FROMELF := fromelf

        OBJEXT := o

        INCEXT := inc

        ASMINCPATHCMD := $(foreach dir,$(SRCDIR),$(join -I ,$(dir))) $(foreach dir,$(EPOCINCDIR),$(join -I ,$(dir)))

        ASMINCFBRPATH := $(foreach fir,$(EPOCINCDIR),$(join -I ,$(fir)))

        ASM_MACRO_CMD := $(foreach macro,$(ASM_MACROS),$(OP)predefine "$(macro) SETL {TRUE}")

        AFLAGS := -g $(OP)keep $(ASM_MACRO_CMD) $(ASMINCPATHCMD) $(ASMINCFBRPATH)

        SYMOPT := $(OP)symdefs

        ASMTYP := ARMASM

        LINKFILE :=

define do_asm

        $(ASM) $(AFLAGS) -$(OB) $@ $(OP)LIST $(join $(basename $@),.lst) $<

endef

        LFLAGS := $(OP)ro-base $(LINKBASE) $(OP)entry $(LINKBASE) $(OP)map

define do_link

        $(LINK) $(LFLAGS) -$(OB) $@ $(filter %.$(OBJEXT),$^)

endef

define do_strip

        $(FROMELF) $(OP)bin $(OP)output $@ $<

endef

endif

#GCC build options

ifeq "$(TOOLVER)" "GCC"

        ASM := as

        AFLAGS := -mapcs-32 -R -n -I$(BUILDLOC)

        LINKFLAGS = -n -x --section-alignment 4 --file-alignment 2 -no-whole-archive

        OBJEXT := o

        INCEXT := ginc

        LINKFILE = $(SRCDIR)/miniboot.lnk

define do_headers

        perl $(EPOCROOT)epoc32/tools/armasm2as.pl $< $@

endef

define do_asm

        perl $(EPOCROOT)epoc32/tools/armasm2as.pl $< $(join $(basename $@),.s) 

        $(AS) $(AFLAGS) -o $@ $(join $(basename $@),.s)

endef

define do_link

        ld -o "$(TMPTARGET)"  --start $(FULLOBJECTS) --script=$(LINKFILE)

endef

define do_strip

        strip -O binary -o "$(TARGET)" "$(TMPTARGET)"

        $(ERASE) $(call slash2generic,"$(TMPTARGET)") 

        echo Built $(TARGET)

endef

        PROCESS_INCLUDES := 1

endif

OBJECTS := $(foreach f,$(SRC),$(basename $(f)).$(OBJEXT))

FULLOBJECTS := $(addprefix $(BUILDLOC)/,$(OBJECTS))

#Include processing

FULLINCLUDES := $(addprefix $(SRCDIR)/,$(INCLUDES))

#Object processing

FULLSRC := $(addprefix $(SRCDIR)/,$(SRC))

ifdef PROCESS_INCLUDES

GCCSRC := $(addprefix $(EPOCBLD)/,$(SRC))

FULLINCLUDES := $(foreach f,$(FULLINCLUDES),$(basename $(f)).$(INCEXT))

EPOCFULLINCLUDES := $(foreach f,$(EPOCINCLUDES),$(basename $(f)).$(INCEXT))

EPOCFULLINCLUDES := $(addprefix $(BUILDLOC)/,$(EPOCFULLINCLUDES))

#Creation of headers

$(FULLINCLUDES) : $(SRCDIR)/%.$(INCEXT) : %.inc

	$(do_headers)

$(EPOCFULLINCLUDES) : $(BUILDLOC)/%.$(INCEXT) : %.inc

	$(do_headers)

else

#Armasm sytax specifc asm rule goes here

EPOCFULLINCLUDES:= $(addprefix $(EPOCINCDIR)/,$(EPOCINCLUDES))

endif

#Strip

$(call abldquote,$(TARGET)) : $(call abldquote,$(TMPTARGET)) $(call pipe,$(TARGETDIR) $(BUILDLOC)) 

	$(do_strip)

#Link	

$(call abldquote,$(TMPTARGET)) : $(FULLOBJECTS)

	$(do_link)

#Objects

$(FULLOBJECTS) : $(BUILDLOC)/%.$(OBJEXT) : %.s $(FULLINCLUDES) $(EPOCFULLINCLUDES) $(call pipe,$(BUILDLOC))

	$(do_asm)

# make directories

$(call abldquote,$(TARGETDIR)) :

	@$(call ifnotexistd,"$(TARGETDIR)")

$(call abldquote,$(BUILDLOC)) :

	@$(call ifnotexistd,"$(BUILDLOC)")

$(EPOCBLD) :

	@$(call ifnotexistd,"$(EPOCBLD)")

MAKMAKE :

	echo Nothing to do

	echo $(BUILDLOC)

FREEZE :

	echo Nothing to do

	echo $(BUILDLOC)

LIB :

	echo Nothing to do

	echo $(BUILDLOC)

CLEANLIB :

	echo Nothing to do

	echo $(BUILDLOC)

RESOURCE :

	echo Nothing to do

	echo $(BUILDLOC)

FINAL :

	echo Nothing to do

	echo $(BUILDLOC)

BLD SAVESPACE : $(call abldquote,$(TARGETDIR)) $(EPOCBLD) $(call abldquote,$(TARGET)) $(call sbsadd,$(BUILDLOC))

RELEASABLES :

	@echo "$(TARGET)"

CLEAN :

	-$(ERASE) $(call slash2generic,"$(TARGET)") 

	-$(ERASE) $(call slash2generic,"$(EPOCBLD)/*.*") 

#	-$(ERASE) "$(TARGET)"

#	-$(ERASE) "$(EPOCBLD)/*.*"