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Add DS(i) save dumping

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RocketRobz 2020-01-30 01:19:47 -07:00
parent d440a238b3
commit db8bf37a2a
7 changed files with 881 additions and 213 deletions
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9
README.md
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@ -40,7 +40,8 @@ Once everything is downloaded and installed, `git clone` this repository, naviga
![](https://gbatemp.b-cdn.net/attachments/snap_212809-png.147117/)![](https://gbatemp.b-cdn.net/attachments/snap_211051-png.147114/)![](https://gbatemp.b-cdn.net/attachments/file-options-v1-3-0-no-border-png.147118/)
## Credits
* RocketRobz: Creator of GodMode9i.
* zacchi4k: Creator of the GodMode9i logo used in v1.3.1 and onwards.
* devkitPro/WinterMute: devkitARM, libnds, original nds-hb-menu code, and screenshot code.
* d0k3: Original GM9 app and name for the Nintendo 3DS, which this is inspired by.
* @RocketRobz: Creator of GodMode9i.
* @zacchi4k: Creator of the GodMode9i logo used in v1.3.1 and onwards.
* @Edo9300: Save reading code from his save manager tool.
* @devkitPro: devkitARM, libnds, original nds-hb-menu code, and screenshot code.
* @d0k3: Original GM9 app and name for the Nintendo 3DS, which this is inspired by.

443
arm9/source/auxspi.cpp Normal file
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@ -0,0 +1,443 @@
/*
* savegame_manager: a tool to backup and restore savegames from Nintendo
* DS cartridges. Nintendo DS and all derivative names are trademarks
* by Nintendo. EZFlash 3-in-1 is a trademark by EZFlash.
*
* auxspi.cpp: A thin reimplementation of the AUXSPI protocol
* (high level functions)
*
* Copyright (C) Pokedoc (2010)
*/
/*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "auxspi.h"
#include "tonccpy.h"
#include <algorithm>
#include <stdio.h>
using std::max;
#include "auxspi_core.inc"
static uint8 data[0x8000] = {0};
#define EXTRA_ARRAY_SIZE 16
static u32 extra_id[EXTRA_ARRAY_SIZE];
static u8 extra_size[EXTRA_ARRAY_SIZE];
// ========================================================
// local functions
uint8 jedec_table(uint32 id)
{
switch (id) {
// 256 kB
case 0x204012:
case 0x621600:
return 0x12;
// 512 kB
case 0x204013:
case 0x621100:
return 0x13;
// 1 MB
case 0x204014:
return 0x14;
// 2 MB (not sure if this exists, but I vaguely remember something...)
case 0x204015:
return 0x15;
// 8 MB (Band Brothers DX)
case 0x202017: // which one? (more work is required to unlock this save chip!)
case 0x204017:
return 0x17;
default: {
for (int i = 0; i < EXTRA_ARRAY_SIZE; i++) {
if (extra_id[i] == id)
return extra_size[i];
}
return 0; // unknown save type!
}
};
}
uint8 type2_size(auxspi_extra extra)
{
static const uint32 offset0 = (8*1024-1); // 8KB
static const uint32 offset1 = (2*8*1024-1); // 16KB
u8 buf1; // +0k data read -> write
u8 buf2; // +8k data read -> read
u8 buf3; // +0k ~data write
u8 buf4; // +8k data new comp buf2
auxspi_read_data(offset0, &buf1, 1, 2, extra);
auxspi_read_data(offset1, &buf2, 1, 2, extra);
buf3=~buf1;
auxspi_write_data(offset0, &buf3, 1, 2, extra);
auxspi_read_data (offset1, &buf4, 1, 2, extra);
auxspi_write_data(offset0, &buf1, 1, 2, extra);
if(buf4!=buf2) // +8k
return 0x0d; // 8KB(64kbit)
else
return 0x10; // 64KB(512kbit)
}
// ========================================================
uint8 auxspi_save_type(auxspi_extra extra)
{
uint32 jedec = auxspi_save_jedec_id(extra); // 9f
int8 sr = auxspi_save_status_register(extra); // 05
if ((sr & 0xfd) == 0xF0 && (jedec == 0x00ffffff)) return 1;
if ((sr & 0xfd) == 0x00 && (jedec == 0x00ffffff)) return 2;
if ((sr & 0xfd) == 0x00 && (jedec != 0x00ffffff)) return 3;
return 0;
}
uint32 auxspi_save_size(auxspi_extra extra)
{
return 1 << auxspi_save_size_log_2(extra);
}
uint8 auxspi_save_size_log_2(auxspi_extra extra)
{
uint8 type = auxspi_save_type(extra);
switch (type) {
case 1:
return 0x09; // 512 bytes
break;
case 2:
return type2_size(extra);
break;
case 3:
return jedec_table(auxspi_save_jedec_id(extra));
break;
default:
return 0;
}
}
uint32 auxspi_save_jedec_id(auxspi_extra extra)
{
uint32 id = 0;
if (extra)
auxspi_disable_extra(extra);
auxspi_open(0);
auxspi_write(0x9f);
id |= auxspi_read() << 16;
id |= auxspi_read() << 8;
id |= auxspi_read();
auxspi_close();
return id;
}
uint8 auxspi_save_status_register(auxspi_extra extra)
{
uint8 sr = 0;
if (extra)
auxspi_disable_extra(extra);
auxspi_open(0);
auxspi_write(0x05);
sr = auxspi_read();
auxspi_close();
return sr;
}
void auxspi_read_data(uint32 addr, uint8* buf, uint32 cnt, uint8 type, auxspi_extra extra)
{
if (type == 0)
type = auxspi_save_type(extra);
if (type == 0)
return;
if (extra)
auxspi_disable_extra(extra);
auxspi_open(0);
auxspi_write(0x03 | ((type == 1) ? addr>>8<<3 : 0));
if (type == 3) {
auxspi_write((addr >> 16) & 0xFF);
}
if (type >= 2) {
auxspi_write((addr >> 8) & 0xFF);
}
auxspi_write(addr & 0xFF);
while (cnt > 0) {
*buf++ = auxspi_read();
cnt--;
}
auxspi_close();
}
void auxspi_write_data(uint32 addr, uint8 *buf, uint32 cnt, uint8 type, auxspi_extra extra)
{
if (type == 0)
type = auxspi_save_type();
if (type == 0)
return;
uint32 addr_end = addr + cnt;
unsigned int i;
unsigned int maxblocks = 32;
if(type == 1) maxblocks = 16;
if(type == 2) maxblocks = 32;
if(type == 3) maxblocks = 256;
// we can only write a finite amount of data at once, so we need a separate loop
// for multiple passes.
while (addr < addr_end) {
if (extra)
auxspi_disable_extra(extra);
// swiWaitForVBlank();
// for (int i = 0; i < 30; i++) { swiWaitForVBlank(); }
auxspi_open(0);
// set WEL (Write Enable Latch)
auxspi_write(0x06);
auxspi_close_lite();
if (extra)
auxspi_disable_extra(extra);
// swiWaitForVBlank();
// for (int i = 0; i < 30; i++) { swiWaitForVBlank(); }
auxspi_open(0);
// send initial "write" command
if(type == 1) {
auxspi_write(0x02 | (addr & BIT(8)) >> (8-3));
auxspi_write(addr & 0xFF);
}
else if(type == 2) {
auxspi_write(0x02);
auxspi_write((addr >> 8) & 0xff);
auxspi_write(addr & 0xFF);
}
else if(type == 3) {
auxspi_write(0x02);
auxspi_write((addr >> 16) & 0xff);
auxspi_write((addr >> 8) & 0xff);
auxspi_write(addr & 0xFF);
}
for (i=0; addr < addr_end && i < maxblocks; i++, addr++) {
auxspi_write(*buf++);
}
// iprintf("%d\n",addr);
auxspi_close_lite();
// swiWaitForVBlank();
// iprintf("wrote\n");
// Delay a second for the DS card to stabilise
// swiWaitForVBlank();
// for (int i = 0; i < 30; i++) { swiWaitForVBlank(); }
// while(1) {
// swiWaitForVBlank();
// scanKeys();
// if(keysDown()&KEY_A) break;
// }
// wait programming to finish
if (extra)
auxspi_disable_extra(extra);
// swiWaitForVBlank();
// for (int i = 0; i < 30; i++) { swiWaitForVBlank(); }
auxspi_open(0);
auxspi_write(5);
auxspi_wait_wip();
auxspi_wait_busy();
auxspi_close();
// swiWaitForVBlank();
// for (int i = 0; i < 30; i++) { swiWaitForVBlank(); }
}
}
void auxspi_disable_extra(auxspi_extra extra)
{
switch (extra) {
case AUXSPI_INFRARED:
auxspi_disable_infrared_core();
break;
case AUXSPI_BBDX:
// TODO:
auxspi_disable_big_protection();
break;
case AUXSPI_BLUETOOTH:
// TODO
//auxspi_disable_bluetooth();
break;
default:;
}
swiWaitForVBlank();
}
void auxspi_disable_infrared()
{
auxspi_disable_infrared_core();
}
void auxspi_disable_big_protection()
{
static bool doonce = false;
if (doonce)
return;
doonce = true;
sysSetBusOwners(true, true);
auxspi_open(3);
auxspi_write(0xf1);
auxspi_wait_busy();
auxspi_close_lite();
auxspi_open(3);
auxspi_write(0x6);
auxspi_wait_busy();
auxspi_close_lite();
auxspi_open(3);
auxspi_write(0xfa);
auxspi_wait_busy();
auxspi_write(0x1);
auxspi_wait_busy();
auxspi_write(0x31);
auxspi_wait_busy();
auxspi_close();
// --
auxspi_open(3);
auxspi_write(0x14);
auxspi_wait_busy();
auxspi_close_lite();
auxspi_open(3);
auxspi_write(0x6);
auxspi_wait_busy();
auxspi_close_lite();
auxspi_open(3);
auxspi_write(0xf8);
auxspi_wait_busy();
auxspi_write(0x1);
auxspi_wait_busy();
auxspi_write(0x0);
auxspi_wait_busy();
auxspi_close();
// --
auxspi_open(3);
auxspi_write(0xe);
auxspi_wait_busy();
auxspi_close();
}
auxspi_extra auxspi_has_extra()
{
sysSetBusOwners(true, true);
// Trying to read the save size in IR mode will fail on non-IR devices.
// If we have success, it is an IR device.
u8 size2 = auxspi_save_size_log_2(AUXSPI_INFRARED);
if (size2 > 0)
return AUXSPI_INFRARED;
// It is not an IR game, so maybe it is a regular game.
u8 size1 = auxspi_save_size_log_2();
if (size1 > 0)
return AUXSPI_DEFAULT;
#if 0
// EXPERIMENTAL: verify that flash cards do not answer with the same signature!
// Look for BBDX (which always returns "ff" on every command)
uint32 jedec = auxspi_save_jedec_id(); // 9f
//int8 sr = auxspi_save_status_register(); // 05
if (jedec == 0x00ffffff)
return AUXSPI_BBDX;
#endif
// TODO: add support for Pokemon Typing DS (as soon as we figure out how)
return AUXSPI_FLASH_CARD;
}
void auxspi_erase(auxspi_extra extra)
{
uint8 type = auxspi_save_type(extra);
if (type == 3) {
uint32 size;
size = 1 << (auxspi_save_size_log_2(extra) - 16);
for (unsigned int i = 0; i < size; i++) {
if (extra)
auxspi_disable_extra(extra);
auxspi_open(0);
// set WEL (Write Enable Latch)
auxspi_write(0x06);
auxspi_close_lite();
if (extra)
auxspi_disable_extra(extra);
auxspi_open(0);
auxspi_write(0xd8);
auxspi_write(i);
auxspi_write(0);
auxspi_write(0);
auxspi_close_lite();
// wait for programming to finish
if (extra)
auxspi_disable_extra(extra);
auxspi_open(0);
auxspi_write(5);
auxspi_wait_wip();
auxspi_wait_busy();
auxspi_close();
}
} else {
int32 size = 1 << max(0, (auxspi_save_size_log_2(extra) - 15));
toncset(data, 0, 0x8000);
for (int i = 0; i < size; i++) {
auxspi_write_data(i << 15, data, 0x8000, type, extra);
}
}
}
void auxspi_erase_sector(u32 sector, auxspi_extra extra)
{
uint8 type = auxspi_save_type(extra);
if (type == 3) {
if (extra)
auxspi_disable_extra(extra);
auxspi_open(0);
// set WEL (Write Enable Latch)
auxspi_write(0x06);
auxspi_close_lite();
if (extra)
auxspi_disable_extra(extra);
auxspi_open(0);
auxspi_write(0xd8);
auxspi_write(sector & 0xff);
auxspi_write((sector >> 8) & 0xff);
auxspi_write((sector >> 8) & 0xff);
auxspi_close_lite();
// wait for programming to finish
if (extra)
auxspi_disable_extra(extra);
auxspi_open(0);
auxspi_write(5);
auxspi_wait_wip();
auxspi_wait_busy();
auxspi_close();
}
}

82
arm9/source/auxspi.h Normal file
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@ -0,0 +1,82 @@
/*
* savegame_manager: a tool to backup and restore savegames from Nintendo
* DS cartridges. Nintendo DS and all derivative names are trademarks
* by Nintendo. EZFlash 3-in-1 is a trademark by EZFlash.
*
* auxspi.h: Header for auxspi.cpp
*
* Copyright (C) Pokedoc (2010)
*/
/*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
This is a thin reimplementation of the AUXSPI protocol at low levels.
It is used to implement various experimental procedures to test accessing the HG/SS save chip. */
#ifndef SPI_BUS_H
#define SPI_BUS_H
#include <nds.h>
// This is a handy typedef for nonstandard SPI buses, i.e. games with some
// extra hardware on the cartridge. The following values mean:
// AUXSPI_DEFAULT: A regular game with no exotic hardware.
// AUXSPI_INFRARED: A game with an infrared transceiver.
// Games known to use this hardware:
// - Personal Trainer: Walking (aka Laufrhytmus DS, Walk With Me, ...)
// - Pokemon HeartGold/SoulSilver/Black/White
// AUXSPI_BBDX: A game with what seems to be an extra protection against reading
// out the chip. Exclusively found on Band Brothers DX.
// AUXSPI_BLUETOOTH: A game with a Bluetooth transceiver. The only game using this
// hardware is Pokemon Typing DS.
//
// NOTE: This library does *not* support BBDX (I do have the game, but did not find the
// time to reverse engineer this; besides, a separate homebrew for this game already exists),
// and also *not* BLUETOOTH (the game is Japan-only, and I am from Europe. Plus I can't
// read Japanese. And it is unlikely that this game will ever make it here.)
//
typedef enum {
AUXSPI_DEFAULT,
AUXSPI_INFRARED,
AUXSPI_BBDX,
AUXSPI_BLUETOOTH,
AUXSPI_FLASH_CARD = 999
} auxspi_extra;
// These functions reimplement relevant parts of "card.cpp", in a way that is easier to modify.
uint8 auxspi_save_type(auxspi_extra extra = AUXSPI_DEFAULT);
uint32 auxspi_save_size(auxspi_extra extra = AUXSPI_DEFAULT);
uint8 auxspi_save_size_log_2(auxspi_extra extra = AUXSPI_DEFAULT);
uint32 auxspi_save_jedec_id(auxspi_extra extra = AUXSPI_DEFAULT);
uint8 auxspi_save_status_register(auxspi_extra extra = AUXSPI_DEFAULT);
void auxspi_read_data(uint32 addr, uint8* buf, uint32 cnt, uint8 type = 0,auxspi_extra extra = AUXSPI_DEFAULT);
void auxspi_write_data(uint32 addr, uint8 *buf, uint32 cnt, uint8 type = 0,auxspi_extra extra = AUXSPI_DEFAULT);
void auxspi_erase(auxspi_extra extra = AUXSPI_DEFAULT);
void auxspi_erase_sector(u32 sector, auxspi_extra extra = AUXSPI_DEFAULT);
// These functions are used to identify exotic hardware.
auxspi_extra auxspi_has_extra();
//bool auxspi_has_infrared();
void auxspi_disable_extra(auxspi_extra extra = AUXSPI_DEFAULT);
void auxspi_disable_infrared();
void auxspi_disable_big_protection();
// The following function returns true if this is a type 3 save (big saves, Flash memory), but
// the JEDEC ID is not known.
bool auxspi_is_unknown_type3(auxspi_extra extra = AUXSPI_DEFAULT);
#endif

92
arm9/source/auxspi_core.inc Normal file
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@ -0,0 +1,92 @@
/*
* savegame_manager: a tool to backup and restore savegames from Nintendo
* DS cartridges. Nintendo DS and all derivative names are trademarks
* by Nintendo. EZFlash 3-in-1 is a trademark by EZFlash.
*
* auxspi_core.inc: A thin reimplementation of the AUXSPI protocol
* (low level functions)
*
* Copyright (C) Pokedoc (2010)
*/
/*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <nds.h>
inline void auxspi_wait_busy()
{
while (REG_AUXSPICNT & 0x80);
}
inline void auxspi_wait_wip()
{
do { REG_AUXSPIDATA = 0; auxspi_wait_busy(); } while (REG_AUXSPIDATA & 0x01); // WIP (Write In Progress) ?
}
inline void auxspi_open(uint8 device)
{
REG_AUXSPICNT = 0xa040 | (device & 3);
auxspi_wait_busy();
}
inline void auxspi_close()
{
REG_AUXSPIDATA = 0;
auxspi_wait_busy();
REG_AUXSPICNT = 0;
auxspi_wait_busy();
}
inline void auxspi_close_lite()
{
REG_AUXSPICNT = 0x40;
auxspi_wait_busy();
}
inline uint8 auxspi_transfer(uint8 out)
{
REG_AUXSPIDATA = out;
auxspi_wait_busy();
return REG_AUXSPIDATA;
}
inline void auxspi_write(uint8 out)
{
auxspi_transfer(out);
}
inline uint8 auxspi_read()
{
return auxspi_transfer(0);
}
inline uint16 auxspi_read_16()
{
REG_AUXSPIDATA = 0;
auxspi_wait_busy();
return REG_AUXSPIDATA;
}
inline void auxspi_disable_infrared_core()
{
auxspi_open(0);
swiDelay(1200);
auxspi_open(2);
auxspi_write(0);
swiDelay(1200);
}

210
arm9/source/driveMenu.cpp
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@ -29,11 +29,9 @@
#include "main.h"
#include "date.h"
#include "screenshot.h"
#include "dumpOperations.h"
#include "driveOperations.h"
#include "fileOperations.h"
#include "ndsheaderbanner.h"
#include "read_card.h"
#include "tonccpy.h"
#define SCREEN_COLS 32
#define ENTRIES_PER_SCREEN 22
@ -53,212 +51,6 @@ static int dmMaxCursors = -1;
static u8 gbaFixedValue = 0;
void ndsCardDump(void) {
int pressed = 0;
printf ("\x1b[0;27H");
printf ("\x1B[42m"); // Print green color
printf ("_____"); // Clear time
consoleInit(NULL, 1, BgType_Text4bpp, BgSize_T_256x256, 15, 0, false, true);
printf ("\x1B[47m"); // Print foreground white color
printf("Dump NDS card ROM to\n");
printf("\"%s:/gm9i/out\"?\n", (sdMounted ? "sd" : "fat"));
printf("(<A> yes, <Y> trim, <B> no)");
while (true) {
// Power saving loop. Only poll the keys once per frame and sleep the CPU if there is nothing else to do
do {
scanKeys();
pressed = keysDownRepeat();
swiWaitForVBlank();
} while (!(pressed & KEY_A) && !(pressed & KEY_Y) && !(pressed & KEY_B));
if ((pressed & KEY_A) || (pressed & KEY_Y)) {
consoleClear();
char folderPath[2][256];
sprintf(folderPath[0], "%s:/gm9i", (sdMounted ? "sd" : "fat"));
sprintf(folderPath[1], "%s:/gm9i/out", (sdMounted ? "sd" : "fat"));
if (access(folderPath[0], F_OK) != 0) {
printf("Creating directory...");
mkdir(folderPath[0], 0777);
}
if (access(folderPath[1], F_OK) != 0) {
printf ("\x1b[0;0H");
printf("Creating directory...");
mkdir(folderPath[1], 0777);
}
consoleClear();
// Read header
sNDSHeaderExt* ndsCardHeader = (sNDSHeaderExt*)malloc(0x1000);
if (cardInit (ndsCardHeader) == 0) {
printf("Dumping...\n");
printf("Do not remove the NDS card.\n");
} else {
printf("Unable to dump the ROM.\n");
for (int i = 0; i < 60*2; i++) {
swiWaitForVBlank();
}
free(ndsCardHeader);
return;
}
char gameTitle[13] = {0};
tonccpy(gameTitle, ndsCardHeader->gameTitle, 12);
char gameCode[7] = {0};
tonccpy(gameCode, ndsCardHeader->gameCode, 6);
bool trimRom = (pressed & KEY_Y);
char romBuffer[0x200];
char destPath[256];
sprintf(destPath, "%s:/gm9i/out/%s_%s_%x%s.nds", (sdMounted ? "sd" : "fat"), gameTitle, gameCode, ndsCardHeader->romversion, (trimRom ? "_trim" : ""));
//char destSavPath[256];
//sprintf(destSavPath, "fat:/gm9i/out/%s_%s%s_%x.sav", gbaHeaderGameTitle, gbaHeaderGameCode, gbaHeaderMakerCode, gbaHeaderSoftwareVersion);
// Determine ROM size
u32 romSize = 0;
if (trimRom) {
romSize = ((ndsCardHeader->unitCode != 0) && (ndsCardHeader->twlRomSize > 0))
? ndsCardHeader->twlRomSize : ndsCardHeader->romSize;
} else switch (ndsCardHeader->deviceSize) {
case 0x00:
romSize = 0x20000;
break;
case 0x01:
romSize = 0x40000;
break;
case 0x02:
romSize = 0x80000;
break;
case 0x03:
romSize = 0x100000;
break;
case 0x04:
romSize = 0x200000;
break;
case 0x05:
romSize = 0x400000;
break;
case 0x06:
romSize = 0x800000;
break;
case 0x07:
romSize = 0x1000000;
break;
case 0x08:
romSize = 0x2000000;
break;
case 0x09:
romSize = 0x4000000;
break;
case 0x0A:
romSize = 0x8000000;
break;
case 0x0B:
romSize = 0x10000000;
break;
case 0x0C:
romSize = 0x20000000;
break;
}
// Dump!
remove(destPath);
FILE* destinationFile = fopen(destPath, "wb");
for (u32 src = 0; src < romSize; src += 0x200) {
printf ("\x1b[8;0H");
printf ("Progress:\n");
printf ("%i/%i Bytes ", (int)src, (int)romSize);
cardRead (src, romBuffer);
fwrite(romBuffer, 1, 0x200, destinationFile);
}
fclose(destinationFile);
free(ndsCardHeader);
break;
}
if (pressed & KEY_B) {
break;
}
}
}
void gbaCartDump(void) {
int pressed = 0;
printf ("\x1b[0;27H");
printf ("\x1B[42m"); // Print green color
printf ("_____"); // Clear time
consoleInit(NULL, 1, BgType_Text4bpp, BgSize_T_256x256, 15, 0, false, true);
printf ("\x1B[47m"); // Print foreground white color
printf("Dump GBA cart ROM to\n");
printf("\"fat:/gm9i/out\"?\n");
printf("(<A> yes, <B> no)");
while (true) {
// Power saving loop. Only poll the keys once per frame and sleep the CPU if there is nothing else to do
do {
scanKeys();
pressed = keysDownRepeat();
swiWaitForVBlank();
} while (!(pressed & KEY_A) && !(pressed & KEY_B));
if (pressed & KEY_A) {
consoleClear();
if (access("fat:/gm9i", F_OK) != 0) {
printf("Creating directory...");
mkdir("fat:/gm9i", 0777);
}
if (access("fat:/gm9i/out", F_OK) != 0) {
printf ("\x1b[0;0H");
printf("Creating directory...");
mkdir("fat:/gm9i/out", 0777);
}
char gbaHeaderGameTitle[13] = "\0";
char gbaHeaderGameCode[5] = "\0";
char gbaHeaderMakerCode[3] = "\0";
for (int i = 0; i < 12; i++) {
gbaHeaderGameTitle[i] = *(char*)(0x080000A0+i);
if (*(u8*)(0x080000A0+i) == 0) {
break;
}
}
for (int i = 0; i < 4; i++) {
gbaHeaderGameCode[i] = *(char*)(0x080000AC+i);
if (*(u8*)(0x080000AC+i) == 0) {
break;
}
}
for (int i = 0; i < 2; i++) {
gbaHeaderMakerCode[i] = *(char*)(0x080000B0+i);
}
u8 gbaHeaderSoftwareVersion = *(u8*)(0x080000BC);
char destPath[256];
char destSavPath[256];
snprintf(destPath, sizeof(destPath), "fat:/gm9i/out/%s_%s%s_%x.gba", gbaHeaderGameTitle, gbaHeaderGameCode, gbaHeaderMakerCode, gbaHeaderSoftwareVersion);
snprintf(destSavPath, sizeof(destSavPath), "fat:/gm9i/out/%s_%s%s_%x.sav", gbaHeaderGameTitle, gbaHeaderGameCode, gbaHeaderMakerCode, gbaHeaderSoftwareVersion);
consoleClear();
printf("Dumping...\n");
printf("Do not remove the GBA cart.\n");
// Determine ROM size
u32 romSize = 0x02000000;
for (u32 i = 0x09FE0000; i > 0x08000000; i -= 0x20000) {
if (*(u32*)(i) == 0xFFFE0000) {
romSize -= 0x20000;
} else {
break;
}
}
// Dump!
remove(destPath);
FILE* destinationFile = fopen(destPath, "wb");
fwrite((void*)0x08000000, 1, romSize, destinationFile);
fclose(destinationFile);
// Save file
remove(destSavPath);
destinationFile = fopen(destSavPath, "wb");
fwrite((void*)0x0A000000, 1, 0x10000, destinationFile);
fclose(destinationFile);
break;
}
if (pressed & KEY_B) {
break;
}
}
}
void dm_drawTopScreen(void) {
/*if (!ramDumped) {
printf ("Dumping RAM...");

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arm9/source/dumpOperations.cpp Normal file
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#include <nds.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include <dirent.h>
#include <fstream>
#include "auxspi.h"
#include "driveOperations.h"
#include "ndsheaderbanner.h"
#include "read_card.h"
#include "tonccpy.h"
void ndsCardSaveDump(const char* filename) {
std::ofstream output(filename, std::ofstream::binary);
if(output.is_open()) {
auxspi_extra card_type = auxspi_has_extra();
consoleClear();
printf("Dumping save...\n");
printf("Do not remove the NDS card.\n");
unsigned char* buffer;
if(card_type == AUXSPI_INFRARED) {
int size = auxspi_save_size_log_2(card_type);
int size_blocks = 1 << std::max(0, (int8(size) - 18));
int type = auxspi_save_type(card_type);
if(size < 16)
size_blocks = 1;
else
size_blocks = 1 << (size - 16);
u32 LEN = std::min(1 << size, 1 << 16);
buffer = new unsigned char[LEN*size_blocks];
auxspi_read_data(0, buffer, LEN*size_blocks, type, card_type);
output.write((char*)buffer, LEN*size_blocks);
} else {
int type = cardEepromGetType();
int size = cardEepromGetSize();
buffer = new unsigned char[size];
cardReadEeprom(0, buffer, size, type);
output.write((char*)buffer, size);
}
delete[] buffer;
}
output.close();
}
void ndsCardDump(void) {
int pressed = 0;
printf ("\x1b[0;27H");
printf ("\x1B[42m"); // Print green color
printf ("_____"); // Clear time
consoleInit(NULL, 1, BgType_Text4bpp, BgSize_T_256x256, 15, 0, false, true);
printf ("\x1B[47m"); // Print foreground white color
printf("Dump NDS card ROM to\n");
printf("\"%s:/gm9i/out\"?\n", (sdMounted ? "sd" : "fat"));
printf("(<A> yes, <Y> trim, <B> no)");
while (true) {
// Power saving loop. Only poll the keys once per frame and sleep the CPU if there is nothing else to do
do {
scanKeys();
pressed = keysDownRepeat();
swiWaitForVBlank();
} while (!(pressed & KEY_A) && !(pressed & KEY_Y) && !(pressed & KEY_B));
if ((pressed & KEY_A) || (pressed & KEY_Y)) {
consoleClear();
char folderPath[2][256];
sprintf(folderPath[0], "%s:/gm9i", (sdMounted ? "sd" : "fat"));
sprintf(folderPath[1], "%s:/gm9i/out", (sdMounted ? "sd" : "fat"));
if (access(folderPath[0], F_OK) != 0) {
printf("Creating directory...");
mkdir(folderPath[0], 0777);
}
if (access(folderPath[1], F_OK) != 0) {
printf ("\x1b[0;0H");
printf("Creating directory...");
mkdir(folderPath[1], 0777);
}
consoleClear();
// Read header
sNDSHeaderExt* ndsCardHeader = (sNDSHeaderExt*)malloc(0x1000);
if (cardInit (ndsCardHeader) == 0) {
printf("Dumping...\n");
printf("Do not remove the NDS card.\n");
} else {
printf("Unable to dump the ROM.\n");
for (int i = 0; i < 60*2; i++) {
swiWaitForVBlank();
}
free(ndsCardHeader);
return;
}
char gameTitle[13] = {0};
tonccpy(gameTitle, ndsCardHeader->gameTitle, 12);
char gameCode[7] = {0};
tonccpy(gameCode, ndsCardHeader->gameCode, 6);
bool trimRom = (pressed & KEY_Y);
char romBuffer[0x200];
char destPath[256];
sprintf(destPath, "%s:/gm9i/out/%s_%s_%x%s.nds", (sdMounted ? "sd" : "fat"), gameTitle, gameCode, ndsCardHeader->romversion, (trimRom ? "_trim" : ""));
char destSavPath[256];
sprintf(destSavPath, "%s:/gm9i/out/%s_%s_%x%s.sav", (sdMounted ? "sd" : "fat"), gameTitle, gameCode, ndsCardHeader->romversion, (trimRom ? "_trim" : ""));
// Determine ROM size
u32 romSize = 0;
if (trimRom) {
romSize = ((ndsCardHeader->unitCode != 0) && (ndsCardHeader->twlRomSize > 0))
? ndsCardHeader->twlRomSize : ndsCardHeader->romSize;
} else switch (ndsCardHeader->deviceSize) {
case 0x00:
romSize = 0x20000;
break;
case 0x01:
romSize = 0x40000;
break;
case 0x02:
romSize = 0x80000;
break;
case 0x03:
romSize = 0x100000;
break;
case 0x04:
romSize = 0x200000;
break;
case 0x05:
romSize = 0x400000;
break;
case 0x06:
romSize = 0x800000;
break;
case 0x07:
romSize = 0x1000000;
break;
case 0x08:
romSize = 0x2000000;
break;
case 0x09:
romSize = 0x4000000;
break;
case 0x0A:
romSize = 0x8000000;
break;
case 0x0B:
romSize = 0x10000000;
break;
case 0x0C:
romSize = 0x20000000;
break;
}
// Dump!
remove(destPath);
FILE* destinationFile = fopen(destPath, "wb");
for (u32 src = 0; src < romSize; src += 0x200) {
printf ("\x1b[8;0H");
printf ("Progress:\n");
printf ("%i/%i Bytes ", (int)src, (int)romSize);
cardRead (src, romBuffer);
fwrite(romBuffer, 1, 0x200, destinationFile);
}
fclose(destinationFile);
ndsCardSaveDump(destSavPath);
free(ndsCardHeader);
break;
}
if (pressed & KEY_B) {
break;
}
}
}
void gbaCartDump(void) {
int pressed = 0;
printf ("\x1b[0;27H");
printf ("\x1B[42m"); // Print green color
printf ("_____"); // Clear time
consoleInit(NULL, 1, BgType_Text4bpp, BgSize_T_256x256, 15, 0, false, true);
printf ("\x1B[47m"); // Print foreground white color
printf("Dump GBA cart ROM to\n");
printf("\"fat:/gm9i/out\"?\n");
printf("(<A> yes, <B> no)");
while (true) {
// Power saving loop. Only poll the keys once per frame and sleep the CPU if there is nothing else to do
do {
scanKeys();
pressed = keysDownRepeat();
swiWaitForVBlank();
} while (!(pressed & KEY_A) && !(pressed & KEY_B));
if (pressed & KEY_A) {
consoleClear();
if (access("fat:/gm9i", F_OK) != 0) {
printf("Creating directory...");
mkdir("fat:/gm9i", 0777);
}
if (access("fat:/gm9i/out", F_OK) != 0) {
printf ("\x1b[0;0H");
printf("Creating directory...");
mkdir("fat:/gm9i/out", 0777);
}
char gbaHeaderGameTitle[13] = "\0";
char gbaHeaderGameCode[5] = "\0";
char gbaHeaderMakerCode[3] = "\0";
for (int i = 0; i < 12; i++) {
gbaHeaderGameTitle[i] = *(char*)(0x080000A0+i);
if (*(u8*)(0x080000A0+i) == 0) {
break;
}
}
for (int i = 0; i < 4; i++) {
gbaHeaderGameCode[i] = *(char*)(0x080000AC+i);
if (*(u8*)(0x080000AC+i) == 0) {
break;
}
}
for (int i = 0; i < 2; i++) {
gbaHeaderMakerCode[i] = *(char*)(0x080000B0+i);
}
u8 gbaHeaderSoftwareVersion = *(u8*)(0x080000BC);
char destPath[256];
char destSavPath[256];
snprintf(destPath, sizeof(destPath), "fat:/gm9i/out/%s_%s%s_%x.gba", gbaHeaderGameTitle, gbaHeaderGameCode, gbaHeaderMakerCode, gbaHeaderSoftwareVersion);
snprintf(destSavPath, sizeof(destSavPath), "fat:/gm9i/out/%s_%s%s_%x.sav", gbaHeaderGameTitle, gbaHeaderGameCode, gbaHeaderMakerCode, gbaHeaderSoftwareVersion);
consoleClear();
printf("Dumping...\n");
printf("Do not remove the GBA cart.\n");
// Determine ROM size
u32 romSize = 0x02000000;
for (u32 i = 0x09FE0000; i > 0x08000000; i -= 0x20000) {
if (*(u32*)(i) == 0xFFFE0000) {
romSize -= 0x20000;
} else {
break;
}
}
// Dump!
remove(destPath);
FILE* destinationFile = fopen(destPath, "wb");
fwrite((void*)0x08000000, 1, romSize, destinationFile);
fclose(destinationFile);
// Save file
remove(destSavPath);
destinationFile = fopen(destSavPath, "wb");
fwrite((void*)0x0A000000, 1, 0x10000, destinationFile);
fclose(destinationFile);
break;
}
if (pressed & KEY_B) {
break;
}
}
}

7
arm9/source/dumpOperations.h Normal file
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#ifndef DUMPING_H
#define DUMPING_H
extern void ndsCardDump(void);
extern void gbaCartDump(void);
#endif //DUMPING_H