diff options
| -rw-r--r-- | Makefile | 11 | ||||
| -rw-r--r-- | ld_script_modern.txt | 79 |
2 files changed, 87 insertions, 3 deletions
@@ -68,6 +68,7 @@ ASM_SOURCES := $(wildcard src/*.s src/*/*.s asm/*.s data/*.s sound/*.s sound/*/ C_OBJECTS := $(addprefix $(BUILD_DIR)/, $(C_SOURCES:%.c=%.o)) ASM_OBJECTS := $(addprefix $(BUILD_DIR)/, $(ASM_SOURCES:%.s=%.o)) ALL_OBJECTS := $(C_OBJECTS) $(ASM_OBJECTS) +OBJS_REL := $(ALL_OBJECTS:$(BUILD_DIR)/%=%) SUBDIRS := $(sort $(dir $(ALL_OBJECTS))) DATA_SRC_SUBDIR = src/data @@ -83,7 +84,11 @@ LIBDIRS := \ endif LDFLAGS := $(LIBDIRS:%=-L %) -lgcc -lc +ifeq ($(MODERN),0) LD_SCRIPT := $(BUILD_DIR)/ld_script.ld +else +LD_SCRIPT := $(BUILD_DIR)/ld_script_modern.ld +endif # Special configurations required for lib files ifeq ($(MODERN),0) @@ -189,11 +194,11 @@ $(ROM): %.gba: %.elf $(OBJCOPY) -O binary --gap-fill 0xFF --pad-to 0x9000000 $< $@ %.elf: $(LD_SCRIPT) $(ALL_OBJECTS) - cd $(BUILD_DIR) && $(LD) -T ld_script.ld -Map ../../$(MAP) -o ../../$@ $(LDFLAGS) + cd $(BUILD_DIR) && $(LD) -T $(LD_SCRIPT:$(BUILD_DIR)/%=%) -Map ../../$(MAP) -o ../../$@ $(OBJS_REL) $(LDFLAGS) $(GBAFIX) $@ -p -t"$(TITLE)" -c$(GAME_CODE) -m$(MAKER_CODE) -r$(GAME_REVISION) --silent -$(LD_SCRIPT): ld_script.txt $(BUILD_DIR)/sym_common.ld $(BUILD_DIR)/sym_ewram.ld $(BUILD_DIR)/sym_bss.ld - cd $(BUILD_DIR) && sed -e "s#tools/#../../tools/#g" ../../ld_script.txt >ld_script.ld +$(LD_SCRIPT): $(LD_SCRIPT:$(BUILD_DIR)/%.ld=%.txt) $(BUILD_DIR)/sym_common.ld $(BUILD_DIR)/sym_ewram.ld $(BUILD_DIR)/sym_bss.ld + sed -e "s#tools/#../../tools/#g" $< >$@ $(BUILD_DIR)/sym_%.ld: sym_%.txt $(CPP) -P $(CPPFLAGS) $< | sed -e "s#tools/#../../tools/#g" > $@ diff --git a/ld_script_modern.txt b/ld_script_modern.txt new file mode 100644 index 000000000..09f5060ff --- /dev/null +++ b/ld_script_modern.txt @@ -0,0 +1,79 @@ +ENTRY(Start) + +gNumMusicPlayers = 4; +gMaxLines = 60; + +SECTIONS { + . = 0x2000000; + + ewram (NOLOAD) : + ALIGN(4) + { + INCLUDE "sym_ewram.ld" + *(ewram_data); + + . = 0x40000; + } + + . = 0x3000000; + + iwram (NOLOAD) : + ALIGN(4) + { + /* .bss starts at 0x3000000 */ + *(.bss); + + /* .bss.code starts at 0x3000F60 */ + src/libs/m4a.o(.bss.code); + + /* COMMON starts at 0x3001760 */ + INCLUDE "sym_common.ld" + *(COMMON); + end = .; + . = 0x8000; + } + + . = 0x8000000; + + .text : + ALIGN(4) + { + src/crt0.o(.text); + *(.text*); + } =0 + + script_data : + ALIGN(4) + { + *(script_data); + } =0 + + .data : + ALIGN(4) + { + *(.data*); + } =0 + + .rodata : + ALIGN(4) + { + *(.rodata*); + } =0 + + /* DWARF 2 sections */ + .debug_aranges 0 : { *(.debug_aranges) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_info 0 : { *(.debug_info) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_line 0 : { *(.debug_line) } + .debug_frame 0 : { *(.debug_frame) } + .debug_str 0 : { *(.debug_str) } + .debug_loc 0 : { *(.debug_loc) } + .debug_macinfo 0 : { *(.debug_macinfo) } + + /* Discard everything not specifically mentioned above. */ + /DISCARD/ : + { + *(*); + } +} |