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SonyUSASonyUSA
committed
Elf Time!
Switching to .elf format
1 parent 0cebc3a commit 128672f

15 files changed

+1353
-0
lines changed

‎Makefile

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#---------------------------------------------------------------------------------
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# Clear the implicit built in rules
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#---------------------------------------------------------------------------------
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.SUFFIXES:
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(DEVKITPPC)),)
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$(error "Please set DEVKITPPC in your environment. export DEVKITPPC=<path to>devkitPPC")
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endif
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export PORTLIBS := ../../portlibs/ppc
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export PATH := $(DEVKITPPC)/bin:$(PORTLIBS)/bin:$(PATH)
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export LIBOGC_INC := $(DEVKITPRO)/libogc/include
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export LIBOGC_LIB := $(DEVKITPRO)/libogc/lib/wii
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PREFIX := powerpc-eabi-
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export AS := $(PREFIX)as
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export CC := $(PREFIX)gcc
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export CXX := $(PREFIX)g++
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export AR := $(PREFIX)ar
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export LD := $(PREFIX)ld
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export OBJCOPY := $(PREFIX)objcopy
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#---------------------------------------------------------------------------------
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# TARGET is the name of the output
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# BUILD is the directory where object files & intermediate files will be placed
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# SOURCES is a list of directories containing source code
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# INCLUDES is a list of directories containing extra header files
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#---------------------------------------------------------------------------------
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TARGET := boot
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BUILD := build
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BUILD_DBG := $(BUILD)_dbg
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SOURCES := src
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DATA := data
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INCLUDES :=
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#---------------------------------------------------------------------------------
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# options for code generation
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#---------------------------------------------------------------------------------
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CFLAGS := -std=gnu99 -nostdinc -fno-builtin $(INCLUDE)
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LDFLAGS := -nostartfiles -nostdlib
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#---------------------------------------------------------------------------------
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# move loader to another location - THANKS CREDIAR - 0x81330000 for HBC
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#---------------------------------------------------------------------------------
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#LDFLAGS = -g $(MACHDEP) -Wl,-Map,$(notdir $@).map
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#LDFLAGS = -g $(MACHDEP) -Wl,-Map,$(notdir $@).map -Wl,--section-start,.init=0x80003f00
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Q := @
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MAKEFLAGS += --no-print-directory
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#---------------------------------------------------------------------------------
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# any extra libraries we wish to link with the project
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#---------------------------------------------------------------------------------
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#LIBS :=
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#---------------------------------------------------------------------------------
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# list of directories containing libraries, this must be the top level containing
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# include and lib
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#---------------------------------------------------------------------------------
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#LIBDIRS := $(CURDIR)
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#---------------------------------------------------------------------------------
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# no real need to edit anything past this point unless you need to add additional
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# rules for different file extensions
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#---------------------------------------------------------------------------------
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ifneq ($(BUILD),$(notdir $(CURDIR)))
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#---------------------------------------------------------------------------------
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export OUTPUT := $(CURDIR)/$(TARGET)
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export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
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$(foreach dir,$(DATA),$(CURDIR)/$(dir))
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export DEPSDIR := $(CURDIR)/$(BUILD)
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#---------------------------------------------------------------------------------
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# automatically build a list of object files for our project
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#---------------------------------------------------------------------------------
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CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
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CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
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sFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
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SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.S)))
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BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
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PNGFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.png)))
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#---------------------------------------------------------------------------------
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# use CXX for linking C++ projects, CC for standard C
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#---------------------------------------------------------------------------------
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export OFILES := $(addsuffix .o,$(BINFILES)) \
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$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) \
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$(sFILES:.s=.o) $(SFILES:.S=.o)
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#---------------------------------------------------------------------------------
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# build a list of include paths
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#---------------------------------------------------------------------------------
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export INCLUDE := $(foreach dir,$(INCLUDES), -iquote $(CURDIR)/$(dir)) \
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$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
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-I$(CURDIR)/$(BUILD) \
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-I$(LIBOGC_INC)
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#---------------------------------------------------------------------------------
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# build a list of library paths
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#---------------------------------------------------------------------------------
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export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib) \
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-L$(LIBOGC_LIB)
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export OUTPUT := $(CURDIR)/$(TARGET)
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.PHONY: $(BUILD) clean install
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#---------------------------------------------------------------------------------
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$(BUILD):
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@[ -d $@ ] || mkdir -p $@
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@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
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#---------------------------------------------------------------------------------
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clean:
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@echo clean ...
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@rm -fr $(BUILD) $(OUTPUT).elf $(OUTPUT).bin
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#This should stop new builds from using old code (-SonyUSA)
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@rm -fr build
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#And just because I'm picky... (-SonyUSA)
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@mkdir bin
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@mv boot.elf /bin/
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@mv build_dbg.elf /bin/
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#---------------------------------------------------------------------------------
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else
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DEPENDS := $(OFILES:.o=.d)
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#---------------------------------------------------------------------------------
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# main targets
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#---------------------------------------------------------------------------------
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$(OUTPUT).elf: $(OFILES)
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#---------------------------------------------------------------------------------
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# This rule links in binary data with the .jpg extension
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#---------------------------------------------------------------------------------
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%.elf: link.ld $(OFILES)
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@echo "linking ... $(TARGET).elf"
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$(Q)$(CC) -n -T $^ $(LDFLAGS) -o ../$(BUILD_DBG).elf
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$(Q)$(OBJCOPY) -S -R .comment -R .gnu.attributes ../$(BUILD_DBG).elf $@
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%.o: %.c
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@echo "$@"
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$(Q)$(CC) $(CFLAGS) -c $< -o $@
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%.o: %.s
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@echo "$@"
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$(Q)$(CC) $(CFLAGS) -c $< -o $@
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-include $(DEPENDS)
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#---------------------------------------------------------------------------------
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endif
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#---------------------------------------------------------------------------------

‎old/Makefile ‎old-DoNotUse/Makefile

File renamed without changes.

‎old/loader.c ‎old-DoNotUse/loader.c

File renamed without changes.

‎old/loader.h ‎old-DoNotUse/loader.h

File renamed without changes.

‎src/coreinit.h

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#ifndef COREINIT_H
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#define COREINIT_H
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#include "types.h"
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#if (VER==200)
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#define OSDynLoad_Acquire ((void (*)(char* rpl, unsigned int *handle))0x010220AC)
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#define OSDynLoad_FindExport ((void (*)(unsigned int handle, int isdata, char *symbol, void *address))0x01022D98)
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#define OSFatal ((void (*)(char* msg))0x01027688)
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#define __os_snprintf ((int(*)(char* s, int n, const char * format, ... ))0x01025FB4)
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#elif (VER==210)
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#define OSDynLoad_Acquire ((void (*)(char* rpl, unsigned int *handle))0x0102232C)
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#define OSDynLoad_FindExport ((void (*)(unsigned int handle, int isdata, char *symbol, void *address))0x01023018)
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#define OSFatal ((void (*)(char* msg))0x01027908)
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#define __os_snprintf ((int(*)(char* s, int n, const char * format, ... ))0x01026014)
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#elif (VER==300) | (VER==310)
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#define OSDynLoad_Acquire ((void (*)(char* rpl, unsigned int *handle))0x01022CBC)
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#define OSDynLoad_FindExport ((void (*)(unsigned int handle, int isdata, char *symbol, void *address))0x01023D88)
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#define OSFatal ((void (*)(char* msg))0x01028A68)
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#define __os_snprintf ((int(*)(char* s, int n, const char * format, ... ))0x01027390)
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#elif (VER==400) | (VER==410)
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#define OSDynLoad_Acquire ((void (*)(char* rpl, unsigned int *handle))0x01026e60)
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#define OSDynLoad_FindExport ((void (*)(unsigned int handle, int isdata, char *symbol, void *address))0x01028460)
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#define OSFatal ((void (*)(char* msg))0x0102D01C)
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#define __os_snprintf ((int(*)(char* s, int n, const char * format, ... ))0x0102b9ac)
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#elif VER==500
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#define OSDynLoad_Acquire ((void (*)(char* rpl, unsigned int *handle))0x01029CD8)
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#define OSDynLoad_FindExport ((void (*)(unsigned int handle, int isdata, char *symbol, void *address))0x0102B3E4)
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#define OSFatal ((void (*)(char* msg))0x01030ECC)
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#define __os_snprintf ((int(*)(char* s, int n, const char * format, ... ))0x0102ECE0)
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#elif VER==532
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#define OSDynLoad_Acquire ((void (*)(char* rpl, unsigned int *handle))0x102a31c)
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#define OSDynLoad_FindExport ((void (*)(unsigned int handle, int isdata, char *symbol, void *address))0x102b790)
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#define OSFatal ((void (*)(char* msg))0x1031368)
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#define __os_snprintf ((int(*)(char* s, int n, const char * format, ... ))0x102f09c)
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#elif VER==550
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#define OSDynLoad_Acquire ((void (*)(char* rpl, unsigned int *handle))0x0102A3B4)
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#define OSDynLoad_FindExport ((void (*)(unsigned int handle, int isdata, char *symbol, void *address))0x0102B828)
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#define OSFatal ((void (*)(char* msg))0x01031618)
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#define __os_snprintf ((int(*)(char* s, int n, const char * format, ... ))0x0102F160)
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#else
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//#error "Unsupported Wii U software version"
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// Do nothing, for elf compilation
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#endif
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/* ioctlv() I/O vector */
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struct iovec
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{
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void *buffer;
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int len;
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char unknown8[0xc-0x8];
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};
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typedef struct OSContext
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{
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/* OSContext identifier */
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uint32_t tag1;
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uint32_t tag2;
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/* GPRs */
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uint32_t gpr[32];
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/* Special registers */
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uint32_t cr;
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uint32_t lr;
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uint32_t ctr;
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uint32_t xer;
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/* Initial PC and MSR */
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uint32_t srr0;
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uint32_t srr1;
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} OSContext;
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#endif /* COREINIT_H */

‎src/crt0.S

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.extern _memset
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.extern _doInit
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.extern _main
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.extern _doExit
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.globl _start
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_start:
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# Setup stack.
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lis 1,_stack_top@ha ; addi 1,1,_stack_top@l ; li 0,0 ; stwu 0,-64(1)
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# Clear BSS.
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lis 3,__bss_start@ha ; addi 3,3,__bss_start@l
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li 4,0
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lis 5,__bss_end@ha ; addi 5,5,__bss_end@l ; sub 5,5,3
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bl _memset
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bl _doInit
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bl _main
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# Return to old stack for exit
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lis 1, 0x1ab5 ; ori 1, 1, 0xd138
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bl _doExit

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