| 1 | ifndef PLATFORM_DIR |
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| 2 | $(error please define PLATFORM_DIR 'make PLATFORM_DIR=foo') |
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| 3 | else |
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| 4 | TOOLS := tools |
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| 5 | |
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| 6 | ELF2MIF := $(TOOLS)/elf_read/elf_utils.x |
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| 7 | LD := mipsel-unknown-elf-ld |
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| 8 | CC := mipsel-unknown-elf-gcc |
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| 9 | AS := mipsel-unknown-elf-as |
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| 10 | DU := mipsel-unknown-elf-objdump |
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| 11 | RM := rm -rf |
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| 12 | ECHO := echo |
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| 13 | MKDIR := mkdir |
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| 14 | DTC := dtc |
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| 15 | HEXDUMP := hexdump |
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| 16 | |
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| 17 | OBJS_DIR := objs |
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| 18 | MIF_DIR := mifs |
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| 19 | |
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| 20 | # ============================================================================= |
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| 21 | # Include files paths |
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| 22 | # ============================================================================= |
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| 23 | |
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| 24 | INCLUDE += -I. -Iio_drivers -I$(PLATFORM_DIR) |
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| 25 | |
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| 26 | # ============================================================================= |
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| 27 | # Paths of sources in another directories |
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| 28 | # ============================================================================= |
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| 29 | |
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| 30 | VPATH += io_drivers |
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| 31 | VPATH += $(PLATFORM_DIR) |
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| 32 | |
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| 33 | # ============================================================================= |
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| 34 | # Object files |
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| 35 | # ============================================================================= |
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| 36 | |
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| 37 | S_SRCS += reset.s |
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| 38 | |
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| 39 | C_SRCS += spi.c |
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| 40 | C_SRCS += sdcard.c |
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| 41 | C_SRCS += ioc.c |
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| 42 | C_SRCS += boot_tty.c |
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| 43 | C_SRCS += boot_loader_entry.c |
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| 44 | |
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| 45 | OBJS := $(subst .s,.o,$(S_SRCS)) |
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| 46 | OBJS += $(subst .c,.o,$(C_SRCS)) |
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| 47 | OBJS := $(addprefix $(OBJS_DIR)/, $(OBJS)) |
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| 48 | |
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| 49 | TARGET := bin.soft |
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| 50 | |
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| 51 | ifdef SOCLIB |
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| 52 | DEFS+= -DSOCLIB_IOC |
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| 53 | DTS=platform_soclib.dts |
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| 54 | $(info Making for $(PLATFORM_DIR), SocLib variant) |
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| 55 | else |
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| 56 | DTS=platform_fpga.dts |
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| 57 | $(info Making for $(PLATFORM_DIR), FPGA variant) |
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| 58 | endif |
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| 59 | |
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| 60 | CFLAGS := -Wall -mno-gpopt -ffreestanding -fomit-frame-pointer -mips32 \ |
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| 61 | -ggdb -mlong-calls |
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| 62 | # ============================================================================= |
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| 63 | # ALL target. If the MIF variable is defined, the $(MIF) file is generated |
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| 64 | # using the $(basename $(MIF))_tab.txt file |
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| 65 | |
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| 66 | |
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| 67 | all: $(TARGET) |
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| 68 | if [ ! -z $(MIF) ]; then\ |
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| 69 | if [ ! -e $(MIF_DIR) ]; then\ |
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| 70 | $(MKDIR) $(MIF_DIR);\ |
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| 71 | fi;\ |
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| 72 | $(ECHO) "[ MIF ] $(MIF)";\ |
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| 73 | $(ELF2MIF) \ |
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| 74 | -ELF_FILE $(TARGET) \ |
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| 75 | -SEG_FILE $(basename $(MIF))_tab.txt \ |
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| 76 | -MIF_FILE $(MIF_DIR)/$(MIF);\ |
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| 77 | fi; |
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| 78 | |
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| 79 | $(TARGET): $(OBJS_DIR) $(OBJS) ldscript $(OBJS_DIR)/platform.ld |
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| 80 | @\ |
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| 81 | $(ECHO) "[ LD ] $@" |
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| 82 | $(LD) -o $@ -T ldscript $(OBJS) |
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| 83 | $(DU) -D $@ > $@.txt |
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| 84 | |
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| 85 | $(OBJS_DIR)/platform.ld: $(OBJS_DIR)/platform.dtb |
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| 86 | $(HEXDUMP) -v -e '"BYTE(0x" 1/1 "%02X" ")\n"' $< > $@ |
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| 87 | |
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| 88 | $(OBJS_DIR)/platform.dtb: $(DTS) |
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| 89 | ${DTC} -O dtb -o $@ $< |
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| 90 | |
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| 91 | $(OBJS_DIR): |
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| 92 | $(MKDIR) $@ |
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| 93 | |
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| 94 | clean: |
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| 95 | $(RM) $(TARGET).txt $(TARGET) *~ $(OBJS_DIR) |
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| 96 | |
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| 97 | distclean: clean |
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| 98 | $(RM) $(MIF_DIR) |
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| 99 | # ============================================================================= |
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| 100 | # Implicit makefile rules |
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| 101 | |
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| 102 | $(OBJS_DIR)/%.o: %.c |
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| 103 | @\ |
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| 104 | $(ECHO) "[ CC ] $(notdir $<)" |
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| 105 | $(CC) $(DEFS) $(CFLAGS) $(INCLUDE) -c -o $@ $< |
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| 106 | $(DU) -D $@ > $@.txt |
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| 107 | |
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| 108 | $(OBJS_DIR)/%.o: %.S |
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| 109 | @\ |
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| 110 | $(ECHO) "[ AS ] $(notdir $<)" |
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| 111 | $(CC) $(DEFS) ${INCLUDE} -g -mips32 -c -o $@ $< |
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| 112 | $(DU) -D $@ > $@.txt |
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| 113 | |
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| 114 | |
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| 115 | .SILENT: |
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| 116 | endif |
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