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Did some more testing stuff

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This commit is contained in:
Morten Delenk 2016-08-05 22:03:14 +02:00
parent f90c6420eb
commit 02c2b586b7
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GPG key ID: 3F818D0F65DCB490
13 changed files with 162 additions and 9 deletions
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BIN
.do.sh.kate-swp
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Binary file not shown.

13
boot/3ds/main.c
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@ -22,7 +22,7 @@ struct FIRM_header {
char magic[4]; //! Magic "FIRM" string (not-null terminated)
int version; //! Version. Currently 1
void(*entrypoint)(void**); //! Address where the processor jumps to after loading
void * arm11entry;
void (*arm11entry)(void**);
unsigned int reserved[0xC];
struct FIRM_sect sections[4]; //! The four internal sections
unsigned char RSA2048[0x100]; //! Currently unused
@ -38,6 +38,8 @@ void init() {
FATFS fs;
FIL firm;
f_mount(&fs, "0:", 0);
arm9modtable[0]=0;
arm11modtable[0]=0;
if(f_open(&firm, "mtgos.firm", FA_READ | FA_OPEN_EXISTING) == FR_OK) {
DIAGPXL(1);
unsigned int br;
@ -50,16 +52,17 @@ void init() {
if(hdr.sections[i].size==0)
continue;
f_lseek(&firm, hdr.sections[i].offset);
char oldval=*((char*)hdr.sections[i].physical);
*((char*)hdr.sections[i].physical)=0xFF;
char oldval=0xFF;
f_read(&firm, (void*)hdr.sections[i].physical, hdr.sections[i].size, &br);
if(oldval!=*((char*)hdr.sections[i].physical))
DIAGPXL(i+4);
DIAGPXL(i+8);
}
DIAGPXL(12);
void(**a11fpointer)(void**)=(void(**)(void**))0x1FFFFFF8;
*a11fpointer=hdr.arm11entry;
hdr.entrypoint(0); //Jump to kernel
}
DIAGPXL(13);
arm9modtable[0]=0;
arm11modtable[0]=0;
for(;;);
}

2
do.sh
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@ -7,7 +7,7 @@ mv kernel/mtgos.elf .
objcopy -O binary mtgos.elf mtgos.bin
gmake -C kernel subvar=11
objcopy -O binary kernel/mtgos.elf kernel/mtgos.bin
firmlink -O 8000000 -O 1FF80000 -E $(nm mtgos.elf | egrep ' _start$' | awk '{print $1}') -e $(nm kernel/mtgos.elf | egrep ' _start$' | awk '{print $1}') -o mtgos.firm mtgos.bin kernel/mtgos.bin
firmlink -O 08000000 -O 1FF80000 -E $(nm mtgos.elf | egrep ' _start$' | awk '{print $1}') -e $(nm kernel/mtgos.elf | egrep ' _start$' | awk '{print $1}') -o mtgos.firm mtgos.bin kernel/mtgos.bin
rm mtgos.bin kernel/mtgos.*
sudo mount_msdosfs /dev/da3s1 mount
sudo rm mount/{arm9loaderhax.bin,mtgos.firm}

3
firmlink
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@ -1,4 +1,3 @@
#!/usr/bin/env bash
echo Entry point: $(nm mtgos.elf | egrep ' _start$' | awk '{print $1}')
firmlink -O 200000 -E $(nm mtgos.elf | egrep ' _start$' | awk '{print $1}') -o $1.firm $1.bin
firmlink -O 1FF80000 -E $(nm mtgos.elf | egrep ' _start$' | awk '{print $1}') -o 3ds-$1.firm $1.bin
firmlink -O 200000 -E $(nm mtgos.elf | egrep ' _start$' | awk '{print $1}') -o $1.firm $1.bin

2
kernel/Makefile
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@ -8,7 +8,7 @@ LD = $(PREFIX)g++
CFLAGS += -Wall -fno-stack-protector -nostdinc -Ic_include/ -I../c_include -ffreestanding -std=c11 -fno-builtin -Werror -nostdlib -g -fpie
CPPFLAGS += -Wall -fno-stack-protector -nostdinc -std=c++14 -Iinclude/ -Ic_include/ -I../c_include -I../include -fno-rtti -fno-exceptions -ffreestanding -fno-builtin -Werror -nostdlib -fno-use-cxa-atexit -Wextra -Wno-unused -g -fno-pie -Wno-reorder -fdump-class-hierarchy
LDFLAGS += -nostdlib -nodefaultlibs -nostdlib -fno-builtin -T loader.ld
LDFLAGS += -nostdlib -nodefaultlibs -nostdlib -fno-builtin -T loader-$(arch)-$(subvar).ld
all: $(OBJS)
$(LD) $(LDFLAGS) -o mtgos.elf $(OBJS) -lgcc
%.o: %.cpp

3
kernel/init.cpp
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@ -9,6 +9,8 @@
#define Elf_Ehdr Elf32_Ehdr
#define Elf_Phdr Elf32_Phdr
#endif
char *lfb=(char*)0x18300000;
#define DIAGPXL(i) (lfb[6*(i)]=lfb[6*(i)+1]=lfb[6*(i)+2]=0xFF)
/** \brief beginning of constructor table */
extern "C" void(*start_ctors)();
/** \brief end of constructor table */
@ -44,6 +46,7 @@ MTGos::Base::Output out;
* \brief Initializes the kernel
*/
extern "C" void _start(void ** modtable) {
DIAGPXL(13);
//for(void(**i)()=&start_ctors;i<&end_ctors;i++)
// (*i)(); //Calling constructors
for(int i=0;i<1024;i++) {

28
kernel/loader-3ds-11.ld Normal file
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@ -0,0 +1,28 @@
ENTRY(_start)
SECTIONS
{
. = 0x1FF80000;
kernel_start = .;
.text : {
*(.text)
}
.data : {
start_ctors = .;
KEEP(*( .init_array ));
KEEP(*(SORT_BY_INIT_PRIORITY( .init_array.* )));
*(.ctors)
end_ctors = .;
start_dtors = .;
*(.dtors)
end_dtors = .;
*(.data)
}
.rodata : {
*(.rodata)
}
.bss : {
*(.bss)
*(COMMON)
}
kernel_end = .;
}

28
kernel/loader-3ds-9.ld Normal file
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@ -0,0 +1,28 @@
ENTRY(_start)
SECTIONS
{
. = 0x08000000;
kernel_start = .;
.text : {
*(.text)
}
.data : {
start_ctors = .;
KEEP(*( .init_array ));
KEEP(*(SORT_BY_INIT_PRIORITY( .init_array.* )));
*(.ctors)
end_ctors = .;
start_dtors = .;
*(.dtors)
end_dtors = .;
*(.data)
}
.rodata : {
*(.rodata)
}
.bss : {
*(.bss)
*(COMMON)
}
kernel_end = .;
}

28
kernel/loader-x86-9.ld Normal file
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@ -0,0 +1,28 @@
ENTRY(_start)
SECTIONS
{
. = 0x200000;
kernel_start = .;
.text : {
*(.text)
}
.data : {
start_ctors = .;
KEEP(*( .init_array ));
KEEP(*(SORT_BY_INIT_PRIORITY( .init_array.* )));
*(.ctors)
end_ctors = .;
start_dtors = .;
*(.dtors)
end_dtors = .;
*(.data)
}
.rodata : {
*(.rodata)
}
.bss : {
*(.bss)
*(COMMON)
}
kernel_end = .;
}

28
kernel/loader-x86_64-9.ld Normal file
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@ -0,0 +1,28 @@
ENTRY(_start)
SECTIONS
{
. = 0x200000;
kernel_start = .;
.text : {
*(.text)
}
.data : {
start_ctors = .;
KEEP(*( .init_array ));
KEEP(*(SORT_BY_INIT_PRIORITY( .init_array.* )));
*(.ctors)
end_ctors = .;
start_dtors = .;
*(.dtors)
end_dtors = .;
*(.data)
}
.rodata : {
*(.rodata)
}
.bss : {
*(.bss)
*(COMMON)
}
kernel_end = .;
}

5
modules/3ds/Makefile Normal file
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@ -0,0 +1,5 @@
SUBDIRS = dsp
all:
for dir in $(SUBDIRS); do \
$(MAKE) -C $$dir; \
done

5
modules/3ds/dsp/Makefile Normal file
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@ -0,0 +1,5 @@
SUBDIRS = txt
all:
for dir in $(SUBDIRS); do \
$(MAKE) -C $$dir; \
done

26
modules/3ds/link.ld Normal file
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@ -0,0 +1,26 @@
ENTRY(getTable)
OUTPUT_FORMAT(elf32-littlearm)
OUTPUT_ARCH(arm)
SECTIONS
{
. = 0x20000000;
module_start = .;
.text : {
*(.text)
*(.text.*)
start_ctors = .;
KEEP(*( .init_array ));
KEEP(*(SORT_BY_INIT_PRIORITY( .init_array.* )));
*(.ctors)
end_ctors = .;
start_dtors = .;
*(.dtors)
end_dtors = .;
*(.data)
*(.data.*)
*(.rodata)
*(.bss)
*(COMMON)
}
module_end = .;
}