LowLevel/Luma3DS-3GX
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Merge the chainloader into the main ARM9 folder

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TuxSH
2018-05-22 17:51:57 +02:00
parent 020236742f
commit 55bd62d7a9
8 changed files with 273 additions and 95 deletions
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44
chainloader/Makefile
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@@ -1,44 +0,0 @@
rwildcard = $(foreach d, $(wildcard $1*), $(filter $(subst *, %, $2), $d) $(call rwildcard, $d/, $2))
ifeq ($(strip $(DEVKITARM)),)
$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
endif
include $(DEVKITARM)/base_tools
name := $(shell basename $(CURDIR))
dir_source := source
dir_build := build
dir_out := ../$(dir_build)
ASFLAGS := -mcpu=arm946e-s
CFLAGS := -Wall -Wextra -marm $(ASFLAGS) -fno-builtin -std=c11 -Wno-main -O2 -flto -ffast-math
LDFLAGS := -nostartfiles -Wl,--nmagic
objects = $(patsubst $(dir_source)/%.s, $(dir_build)/%.o, \
$(patsubst $(dir_source)/%.c, $(dir_build)/%.o, \
$(call rwildcard, $(dir_source), *.s *.c)))
.PHONY: all
all: $(dir_out)/$(name).bin
.PHONY: clean
clean:
@rm -rf $(dir_build)
$(dir_out)/$(name).bin: $(dir_build)/$(name).elf
$(OBJCOPY) -S -O binary $< $@
$(dir_build)/$(name).elf: $(objects)
$(LINK.o) -T linker.ld $(OUTPUT_OPTION) $^
$(dir_build)/memory.o: CFLAGS += -O3
$(dir_build)/%.o: $(dir_source)/%.c
@mkdir -p "$(@D)"
$(COMPILE.c) $(OUTPUT_OPTION) $<
$(dir_build)/%.o: $(dir_source)/%.s
@mkdir -p "$(@D)"
$(COMPILE.s) $(OUTPUT_OPTION) $<

21
chainloader/linker.ld
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@@ -1,21 +0,0 @@
OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
. = 0x01FF9000;
__start__ = ABSOLUTE(.);
.text : ALIGN(4) { *(.text.start) *(.text*); . = ALIGN(4); }
.rodata : ALIGN(4) { *(.rodata*); . = ALIGN(4); }
.data : ALIGN(4) { *(.data*); . = ALIGN(8); *(.bss* COMMON); . = ALIGN(8); }
. = ALIGN(4);
__end__ = ABSOLUTE(.);
__stack_top__ = 0x01FFB800;
__stack_bottom__ = 0x01FFA800;
}

31
chainloader/source/cache.h
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@@ -1,31 +0,0 @@
/*
* This file is part of Luma3DS
* Copyright (C) 2016-2019 Aurora Wright, TuxSH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
* * Requiring preservation of specified reasonable legal notices or
* author attributions in that material or in the Appropriate Legal
* Notices displayed by works containing it.
* * Prohibiting misrepresentation of the origin of that material,
* or requiring that modified versions of such material be marked in
* reasonable ways as different from the original version.
*/
#pragma once
#include "types.h"
void flushCaches(void);

58
chainloader/source/main.c
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@@ -1,58 +0,0 @@
/*
* This file is part of Luma3DS
* Copyright (C) 2016-2019 Aurora Wright, TuxSH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
* * Requiring preservation of specified reasonable legal notices or
* author attributions in that material or in the Appropriate Legal
* Notices displayed by works containing it.
* * Prohibiting misrepresentation of the origin of that material,
* or requiring that modified versions of such material be marked in
* reasonable ways as different from the original version.
*/
#include "memory.h"
#include "cache.h"
#include "firm.h"
void main(int argc, char **argv, Firm *firm)
{
char *argvPassed[2],
absPath[24 + 255];
struct fb fbs[2];
if(argc > 0)
{
u32 i;
for(i = 0; i < sizeof(absPath) - 1 && argv[0][i] != 0; i++)
absPath[i] = argv[0][i];
absPath[i] = 0;
argvPassed[0] = (char *)absPath;
}
if(argc == 2)
{
struct fb *fbsrc = (struct fb *)argv[1];
fbs[0] = fbsrc[0];
fbs[1] = fbsrc[1];
argvPassed[1] = (char *)&fbs;
}
launchFirm(firm, argc, argvPassed);
}