darkkirb/old-MTGos
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woking driver

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This commit is contained in:
Morten Delenk 2016-08-09 16:18:58 +02:00
parent 9c682cd9e2
commit d5d02f8b5b
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GPG key ID: 3F818D0F65DCB490
10 changed files with 72 additions and 26 deletions
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5
Makefile
View file

@ -10,7 +10,4 @@ firm.bin:
./firmlink mtgos
rm -rf mtgos.bin
clean:
find . -name '*.o' -delete
find . -name '*.bin' -delete
find . -name '*.firm' -delete
find . -name '*.mod' -delete
find . -name '*.o' -delete

31
boot/3ds/main.c
View file

@ -2,7 +2,11 @@
#include "sdmmc.h"
#include "fatfs/ff.h"
char *lfb=(char*)0x18346500;
#ifndef ARM9
#define DIAGPXL(i) (lfb[6*(i)]=lfb[6*(i)+1]=lfb[6*(i)+2]=0xFF)
#else
#define DIAGPXL(i) (0)
#endif
/**
* \struct FIRM_sect
* \brief Contains one section of the FIRM format
@ -33,14 +37,20 @@ struct FIRM_header {
void *arm9modtable[64];
void *arm11modtable[64];
struct FIRM_header hdr;
void init() {
void doARM11() {
DIAGPXL(0);
hdr.arm11entry(arm11modtable);
for(;;);
}
void init() {
FATFS fs;
FIL firm;
f_mount(&fs, "0:", 0);
unsigned int off=0x20000000;
arm9modtable[0]=0x20000000;
arm9modtable[1]=0;
arm11modtable[0]=0;
arm11modtable[0]=0x20000000;
arm11modtable[1]=0;
if(f_open(&firm, "mtgos.firm", FA_READ | FA_OPEN_EXISTING) == FR_OK) {
DIAGPXL(1);
unsigned int br;
@ -61,11 +71,18 @@ void init() {
DIAGPXL(i+8);
}
DIAGPXL(12);
FIL dsp_txt;
f_open(&dsp_txt, "dsp_txt.elf", FA_READ | FA_OPEN_EXISTING);
f_read(&dsp_txt, (void*)0x20000000, f_size(&dsp_txt), &br);
void(**a11fpointer)(void**)=(void(**)(void**))0x1FFFFFF8;
*a11fpointer=hdr.arm11entry;
FIL dsp_txt9;
f_open(&dsp_txt9, "dsp_txt.neun", FA_READ | FA_OPEN_EXISTING);
f_read(&dsp_txt9, (void*)off, f_size(&dsp_txt9), &br);
off+=f_size(&dsp_txt9);
FIL dsp_txt11;
arm11modtable[0]=off;
arm11modtable[1]=0;
f_open(&dsp_txt11, "dsp_txt.elf", FA_READ | FA_OPEN_EXISTING);
f_read(&dsp_txt11, (void*)off, f_size(&dsp_txt11), &br);
off+=f_size(&dsp_txt11);
void(**a11fpointer)(void)=(void(**)(void**))0x1FFFFFF8;
*a11fpointer=&doARM11;
hdr.entrypoint(arm9modtable); //Jump to kernel
}
for(;;);

5
do.sh
View file

@ -2,8 +2,10 @@
gmake clean
gmake loader.bin
gmake -C kernel
gmake -C kernel clean
gmake clean
gmake -C modules
gmake clean
gmake -C modules subvar=11
mv kernel/mtgos.elf .
objcopy -O binary mtgos.elf mtgos.bin
gmake -C kernel subvar=11
@ -18,5 +20,6 @@ sudo rm mount/{arm9loaderhax.bin,mtgos.firm}
sudo mv loader.bin mount/arm9loaderhax.bin
sudo mv mtgos.firm mount/mtgos.firm
sudo mv *.elf mount
sudo mv *.neun mount
sudo umount mount
echo "Remove SD card!"

6
kernel.settings
View file

@ -18,9 +18,11 @@ else
PREFIX = arm-none-eabi-
libpath = arm-none-eabi
ifeq ($(subvar),9)
ARCHFLAGS = -mcpu=arm946e-s -march=armv5te -mlittle-endian
ARCHFLAGS = -mcpu=arm946e-s -march=armv5te -mlittle-endian -DARM9
MOD_SUFF=neun
else
ARCHFLAGS = -mcpu=mpcore -mlittle-endian
ARCHFLAGS = -mcpu=mpcore -mlittle-endian -DARM11
MOD_SUFF=elf
endif
endif
endif

11
kernel/init.cpp
View file

@ -10,7 +10,11 @@
#define Elf_Phdr Elf32_Phdr
#endif
char *lfb=(char*)0x18346500;
#ifndef ARM9
#define DIAGPXL(i) (lfb[6*(i)]=lfb[6*(i)+1]=lfb[6*(i)+2]=0xFF)
#else
#define DIAGPXL(i) (0)
#endif
/** \brief beginning of constructor table */
extern "C" void(*start_ctors)();
/** \brief end of constructor table */
@ -79,7 +83,12 @@ extern "C" void _start(void ** modtable) {
DIAGPXL(21);
((spawnAt_type)table[2])((void*)&out);
DIAGPXL(22);
out << "HI!\nbye!";
out << "HI!\nbye!\n";
#ifdef ARM9
out << "Here arm9!\n";
#else
out << "Here arm11!\n";
#endif
}
for(void(**i)()=&start_dtors;i<&end_dtors;i++)
(*i)(); //Calling destructors

6
modules/3ds/dsp/txt/Makefile
View file

@ -6,11 +6,11 @@ CPP = $(PREFIX)g++
CC = $(PREFIX)gcc
LD = $(PREFIX)g++
CFLAGS += -Wall -fno-stack-protector -nostdinc -Ic_include/ -I../../../../c_include -ffreestanding -std=c11 -fno-builtin -Werror -nostdlib -g -fpic
CPPFLAGS += -Wall -fno-stack-protector -nostdinc -std=c++14 -Iinclude/ -Ic_include/ -I../../../../c_include -I../../../../include -fno-rtti -fno-exceptions -ffreestanding -fno-builtin -Werror -nostdlib -fno-use-cxa-atexit -Wextra -Wno-unused -g -fpic -Wno-reorder -fdump-class-hierarchy
CFLAGS += -Wall -fno-stack-protector -nostdinc -Ic_include/ -I../../../../c_include -ffreestanding -std=c11 -fno-builtin -Werror -nostdlib -g -fPIC -pie
CPPFLAGS += -Wall -fno-stack-protector -nostdinc -std=c++14 -Iinclude/ -Ic_include/ -I../../../../c_include -I../../../../include -fno-rtti -fno-exceptions -ffreestanding -fno-builtin -Werror -nostdlib -fno-use-cxa-atexit -Wextra -Wno-unused -g -fPIC -pie -Wno-reorder -fdump-class-hierarchy
LDFLAGS += -nostdlib -nodefaultlibs -nostdlib -fno-builtin -T ../../link.ld
all: $(OBJS)
$(LD) $(LDFLAGS) -o ../../../../dsp_txt.elf $(OBJS) -lgcc
$(LD) $(LDFLAGS) -o ../../../../dsp_txt.$(MOD_SUFF) $(OBJS) -lgcc
%.o: %.cpp
$(CPP) $(CPPFLAGS) -c -o $@ $^

26
modules/3ds/dsp/txt/init.cpp
View file

@ -2,16 +2,26 @@
#include <base/output.hpp>
#include <modstubs.h>
#include "stdfnt.h"
#ifdef ARM9
uint8_t* vmem = (uint8_t*)0x18300000;
uint8_t* dmem = (uint8_t*)0x18346500;
#else
uint8_t* dmem = (uint8_t*)0x18300000;
uint8_t* vmem = (uint8_t*)0x18346500;
#endif
static int x=0,y=0;
#define DIAGPXL(i) (dmem[6*(i)]=dmem[6*(i)+1]=dmem[6*(i)+2]=0xFF)
#define DIAGPXL(i) (debugNumber(i,i))
#define CHR_HEIGHT 8
#define CHR_WIDTH 8
#define HEIGHT 29
#ifdef ARM9
#define WIDTH 50
#else
#define WIDTH 40
#endif
#define BYTESPP 3
void debugNumber(unsigned int i, int start) {
return;
while(i) {
if(i&1)
dmem[(start*6)+5]=0xFF;
@ -66,11 +76,13 @@ private:
for(int cx=0;cx<CHR_WIDTH;cx++) {
for(int cy=0;cy<CHR_HEIGHT;cy++) {
if(font[c][cy]&(1<<cx)) {
vmem[((x*CHR_WIDTH+cx)*(HEIGHT+1)*8+((HEIGHT-y)*CHR_HEIGHT+cy))*BYTESPP]=0xFF;
vmem[((x*CHR_WIDTH+cx)*(HEIGHT+1)*8+((HEIGHT-y)*CHR_HEIGHT+cy))*BYTESPP+1]=0;
vmem[((x*CHR_WIDTH+cx)*(HEIGHT+1)*8+HEIGHT*CHR_HEIGHT-(y*CHR_HEIGHT+cy))*BYTESPP]=0xFF;
vmem[((x*CHR_WIDTH+cx)*(HEIGHT+1)*8+HEIGHT*CHR_HEIGHT-(y*CHR_HEIGHT+cy))*BYTESPP+1]=0xFF;
vmem[((x*CHR_WIDTH+cx)*(HEIGHT+1)*8+HEIGHT*CHR_HEIGHT-(y*CHR_HEIGHT+cy))*BYTESPP+2]=0xFF;
}else {
vmem[((x*CHR_WIDTH+cx)*(HEIGHT+1)*8+((HEIGHT-y)*CHR_HEIGHT+cy))*BYTESPP+1]=0xFF;
vmem[((x*CHR_WIDTH+cx)*(HEIGHT+1)*8+((HEIGHT-y)*CHR_HEIGHT+cy))*BYTESPP]=0;
vmem[((x*CHR_WIDTH+cx)*(HEIGHT+1)*8+HEIGHT*CHR_HEIGHT-(y*CHR_HEIGHT+cy))*BYTESPP]=0;
vmem[((x*CHR_WIDTH+cx)*(HEIGHT+1)*8+HEIGHT*CHR_HEIGHT-(y*CHR_HEIGHT+cy))*BYTESPP+1]=0;
vmem[((x*CHR_WIDTH+cx)*(HEIGHT+1)*8+HEIGHT*CHR_HEIGHT-(y*CHR_HEIGHT+cy))*BYTESPP+2]=0;
}
}
}
@ -82,8 +94,8 @@ private:
break;
}
debugNumber((unsigned int)y,532+8*8+64);
//if(y>HEIGHT)
// scroll();
if(y>HEIGHT)
scroll();
}
};
}

8
modules/3ds/link.ld
View file

@ -28,5 +28,11 @@ SECTIONS
*(.bss)
*(COMMON)
}
.rel.plt : {
*(.rel.plt)
}
.rel.dyn : {
*(.rel.dyn)
}
module_end = .;
}
}

BIN
mount/arm9loaderhax.bin Executable file
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BIN
mount/dsp_txt.neun Executable file
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