int gecko_readrange(u32 memstart, u32 memend)
{
char pcresponse;
static char packetbuffer[packetsize] ATTRIBUTE_ALIGN(32);
u32 memrange;
u32 fullpackets;
u32 currentpacket;
u32 lastpacketbytes;
memrange = memend - memstart;
fullpackets = memrange / packetsize;
lastpacketbytes = memrange % packetsize;
// Full Packet Size
for (currentpacket = 0;currentpacket < fullpackets;)
{
memcpy(packetbuffer, (char*)memstart, packetsize);
usb_sendbuffer_safe(gecko_channel,&packetbuffer, packetsize);
usb_recvbuffer_safe(gecko_channel,&pcresponse,1);
if(pcresponse != 0xAA){
return 0;
}
memstart += packetsize;
currentpacket++;
}
// Remainder
if(lastpacketbytes > 0) {
memcpy(packetbuffer, (char*)memstart, lastpacketbytes);
usb_sendbuffer_safe(gecko_channel,&packetbuffer, lastpacketbytes);
}
return 1;
}
void DEBUG_print(char* string,int pos){
#ifdef SHOW_DEBUG
if(pos == DBG_USBGECKO) {
#ifdef PRINTGECKO
if(!flushed){
usb_flush(1);
flushed = 1;
}
int size = strlen(string);
usb_sendbuffer_safe(1, &size,4);
usb_sendbuffer_safe(1, string,size);
#endif
}
else if(pos == DBG_SDGECKOOPEN) {
#ifdef SDPRINT
if(!f && printToSD)
fdebug = fopen( dump_filename, "wb" );
#endif
}
else if(pos == DBG_SDGECKOAPPEND) {
#ifdef SDPRINT
if(!fdebug && printToSD)
fdebug = fopen( dump_filename, "ab" );
#endif
}
else if(pos == DBG_SDGECKOCLOSE) {
#ifdef SDPRINT
if(fdebug)
{
fclose(fdebug);
fdebug = NULL;
}
#endif
}
else if(pos == DBG_SDGECKOPRINT) {
#ifdef SDPRINT
if(!f || (printToSD == 0))
return;
fwrite(string, 1, strlen(string), f);
#endif
}
else {
memset(text[pos],0,DEBUG_TEXT_WIDTH);
strncpy(text[pos], string, DEBUG_TEXT_WIDTH);
memset(text[DEBUG_TEXT_WIDTH-1],0,1);
texttimes[pos] = gettime();
}
#endif
}
int gecko_readmem()
{
u8 startaddress[4];
u8 endaddress[5];
u8 ack_packet = 0xAA;
u8 pcresponse;
static u8 packetbuffer[packetsize] ATTRIBUTE_ALIGN(32);
u32 memstart;
u32 memend;
u32 memrange;
u32 fullpackets;
u32 currentpacket;
u32 lastpacketbytes;
// ACK
usb_sendbuffer_safe(gecko_channel,&ack_packet,1);
usb_recvbuffer_safe(gecko_channel,&startaddress,4);
usb_recvbuffer_safe(gecko_channel,&endaddress,4);
memstart = be32(startaddress);
memend = be32(endaddress);
memrange = memend - memstart;
fullpackets = memrange / packetsize;
lastpacketbytes = memrange % packetsize;
// Full Packet Size
for (currentpacket = 0;currentpacket < fullpackets;)
{
memcpy(packetbuffer, (char*)memstart, packetsize);
usb_sendbuffer(gecko_channel,&packetbuffer, packetsize);
usb_recvbuffer_safe(gecko_channel,&pcresponse,1);
if(pcresponse != 0xAA){
// printf("failed to read packet\n");
return 0;
}
memstart += packetsize;
currentpacket++;
}
// Remainder
if(lastpacketbytes > 0) {
memcpy(packetbuffer, (char*)memstart, lastpacketbytes);
usb_sendbuffer_safe(gecko_channel,&packetbuffer, lastpacketbytes);
usb_recvbuffer_safe(gecko_channel,&pcresponse,1);
}
// printf("memory dump complete\n");
return 1;
}
void gsenddata(const u8 *data, int length, const char *filename)
{
if (!(geckoinit)) return;
// First, send a "\x1b[2B]" line (this will tell geckoreader that binary data is comming up next)
const char *binary_data = "\x1b[2B]\n";
usb_sendbuffer_safe(1, binary_data, strlen(binary_data));
u8 filenamelength = filename == NULL ? 0 : strlen(filename);
// Send the length
usb_sendbuffer_safe(1, (u8 *) &length, 4);
usb_sendbuffer_safe(1, (u8 *) &filenamelength, 1);
usb_sendbuffer_safe(1, data, length);
if (filename != NULL)
usb_sendbuffer_safe(1, filename, strlen(filename));
}
//using the gprintf from crediar because it is smaller than mine
void gprintf(const char *fmt, ...)
{
if (!(geckoinit)) return;
char astr[4096];
va_list ap;
va_start(ap,fmt);
vsprintf( astr, fmt, ap );
va_end(ap);
usb_sendbuffer_safe( 1, astr, strlen(astr) );
memset(astr, 0, sizeof(astr));
}
void dvd_read_patched_section() {
// Check if this read offset+size lies in our patched area, if so, we write a 0xE000 cmd to the drive and read from SDGecko.
volatile unsigned long* dvd = (volatile unsigned long*)0xCC006000;
u32 dst = dvd[5];
u32 len = dvd[4];
u32 offset = (dvd[3]<<2);
int ret = 0;
#ifdef DEBUG
usb_sendbuffer_safe("New Read: ",10);
print_read((void*)dst,len,offset);
#endif
// If it doesn't let the value about to be passed to the DVD drive be DVD_DMA | DVD_START
if((ret=is_frag_read(offset, len))) {
#ifdef DEBUG
if(ret == 2) {
usb_sendbuffer_safe("SPLIT FRAG\r\n",12);
}
usb_sendbuffer_safe("FRAG READ!\r\n",12);
#endif
device_frag_read((void*)(dst | 0x80000000), len, offset);
dcache_flush_icache_inv((void*)(dst | 0x80000000), len);
dvd[3] = 0;
dvd[4] = 0x20;
dvd[5] = 0;
dvd[6] = 0x20;
dvd[7] = 3;
}
else {
#ifdef DEBUG
usb_sendbuffer_safe("NORM READ!\r\n",12);
#endif
dvd[7] = 3; // DVD_DMA | DVD_START
}
}
//using the gprintf from crediar because it is smaller than mine
void gprintf( const char *str, ... )
{
if (!(geckoinit)) return;
char astr[4096];
va_list ap;
va_start(ap,str);
vsprintf( astr, str, ap );
va_end(ap);
usb_sendbuffer_safe( 1, astr, strlen(astr) );
}
int __console_write(struct _reent *r,int fd,const char *ptr,size_t len)
{
int i = 0;
char *tmp = (char*)ptr;
console_data_s *con;
char chr;
if(__gecko_status>=0) {
if(__gecko_safe)
usb_sendbuffer_safe(__gecko_status,ptr,len);
else
usb_sendbuffer(__gecko_status,ptr,len);
}
if(!curr_con) return -1;
con = curr_con;
if(!tmp || len<=0) return -1;
i = 0;
while(*tmp!='\0' && i<len)
{
chr = *tmp++;
i++;
if ( (chr == 0x1b) && (*tmp == '[') )
{
/* escape sequence found */
int k;
tmp++;
i++;
k = __console_parse_escsequence(tmp);
tmp += k;
i += k;
}
else
{
switch(chr)
{
case '\n':
con->cursor_row++;
con->cursor_col = 0;
break;
case '\r':
con->cursor_col = 0;
break;
case '\b':
con->cursor_col--;
if(con->cursor_col < 0)
{
con->cursor_col = 0;
}
break;
case '\f':
con->cursor_row++;
break;
case '\t':
if(con->cursor_col%TAB_SIZE) con->cursor_col += (con->cursor_col%TAB_SIZE);
else con->cursor_col += TAB_SIZE;
break;
default:
__console_drawc(chr);
con->cursor_col++;
if( con->cursor_col >= con->con_cols)
{
/* if right border reached wrap around */
con->cursor_row++;
con->cursor_col = 0;
}
}
}
if( con->cursor_row >= con->con_rows)
{
/* if bottom border reached scroll */
memcpy(con->destbuffer,
con->destbuffer+con->con_stride*(FONT_YSIZE*FONT_YFACTOR+FONT_YGAP),
con->con_stride*con->con_yres-FONT_YSIZE);
unsigned int cnt = (con->con_stride * (FONT_YSIZE * FONT_YFACTOR + FONT_YGAP))/4;
unsigned int *ptr = (unsigned int*)(con->destbuffer + con->con_stride * (con->con_yres - FONT_YSIZE));
while(cnt--)
*ptr++ = con->background;
con->cursor_row--;
}
}
return i;
}
static int usbwrite(struct dbginterface *device,const void *buffer,int size)
{
int ret;
ret = usb_sendbuffer_safe(device->fhndl,buffer,size);
return ret;
}
//---------------------------------------------------------------------------------
int main(int argc, char **argv) {
//---------------------------------------------------------------------------------
s32 ret;
u8 gamestatus = 0x03;
u8 versionnumber = 0x80;
u32 geckoidcheck;
u8 oldconfigbytes[2];
ret = sd_init();
if(!ret){
sd_found = 0;
}
else {
sd_found = 1;
}
if (*((u32 *) 0x80001804) == 0x53545542 && *((u32 *) 0x80001808) == 0x48415858)
loaderhbc = 1;
*(u32*)0xCD00643C = 0x00000000; // 32Mhz on Bus
gecko_attached = usb_isgeckoalive(EXI_CHANNEL_1);
if(gecko_attached){
gecko_channel = 1;
if (EXI_GetID(gecko_channel, 0x80, &geckoidcheck) == 1)
{
if (geckoidcheck != 0)
{
gecko_attached = FALSE;
goto slota;
}
}
else
{
gecko_attached = FALSE;
goto slota;
}
usb_flushnew(gecko_channel);
goto slotb;
}
slota:
gecko_attached = usb_isgeckoalive(EXI_CHANNEL_0);
if(gecko_attached){
gecko_channel = 0;
if (EXI_GetID(gecko_channel, 0x80, &geckoidcheck) == 1)
{
if (geckoidcheck != 0)
{
gecko_attached = FALSE;
goto slotb;
}
}
else
{
gecko_attached = FALSE;
goto slotb;
}
usb_flushnew(gecko_channel);
}
slotb:
sd_load_config();
tempgameconf = (char *) sdbuffer;
autobootcheck = 1;
memset(gameidbuffer, 0, 8);
app_loadgameconfig(gameidbuffer);
autobootcheck = 0;
loadStartupIOS();
iosversion = IOS_GetVersion();
if(config_not_loaded == 0){
menu_load_config();
config_not_loaded = 1;
}
if (autoboothbc || !loaderhbc)
{
if (autoboot == 1)
{
rebooter_thread();
menu_number = 12;
rebooter_thread_state = 0;
}
}
else
autoboot = 0;
WPAD_Init();
PAD_Init();
VIDEO_Init();
AUDIO_Init (NULL);
SYS_SetPowerCallback (power_cb);
SYS_SetResetCallback (reset_cb);
if (CONF_GetProgressiveScan() > 0 && VIDEO_HaveComponentCable()) {
progmode = 1;
}
if (CONF_GetAspectRatio()) {
widescreen = 1;
}
gfx_init();
gfx_load_gfx();
gfx_load_gfx1();
if (autoboot == 0 || autobootwait > 1)
gfx_fade_logo();
VIDEO_WaitVSync();
if(!gecko_attached){
gecko_channel = 2;
}
gfx_int_stars();
while(1)
{
if(gecko_attached){
usb_recvbuffer(gecko_channel,&gecko_command,1);
switch(gecko_command)
{
//case 0x04:
// gecko_readmem();
//break;
case 0x14: // Load DOL
load_geckoexe(0);
break;
case 0x24: // Load DOL
load_geckoexe(1);
break;
case 0x42:
// Debugger on, pause start off
config_bytes[7] = 0x01;
config_bytes[5] = 0x00;
usb_recvbuffer_safe(gecko_channel,&oldconfigbytes,2); // Get config
config_bytes[0] = oldconfigbytes[0];
switch (oldconfigbytes[1])
{
case 0x00:
config_bytes[1] = 0x00;
break;
case 0x01:
config_bytes[1] = 0x01;
break;
case 0x02:
config_bytes[1] = 0x00;
break;
case 0x03:
config_bytes[1] = 0x01;
break;
case 0x04:
config_bytes[1] = 0x03;
break;
case 0x05:
config_bytes[1] = 0x03;
break;
case 0x06:
config_bytes[1] = 0x02;
break;
case 0x07:
config_bytes[1] = 0x02;
break;
}
menu_number = 8;
apploader_thread();
gecko_command = 0;
break;
case 0x43:
// Debugger on, pause start on
config_bytes[7] = 0x01;
config_bytes[5] = 0x01;
usb_recvbuffer_safe(gecko_channel,&oldconfigbytes,2); // Get config
config_bytes[0] = oldconfigbytes[0];
switch (oldconfigbytes[1])
{
case 0x00:
config_bytes[1] = 0x00;
break;
case 0x01:
config_bytes[1] = 0x01;
break;
case 0x02:
config_bytes[1] = 0x00;
break;
case 0x03:
config_bytes[1] = 0x01;
break;
case 0x04:
config_bytes[1] = 0x03;
break;
case 0x05:
config_bytes[1] = 0x03;
break;
case 0x06:
config_bytes[1] = 0x02;
break;
case 0x07:
config_bytes[1] = 0x02;
break;
}
menu_number = 8;
apploader_thread();
gecko_command = 0;
break;
case 0x50:
usb_sendbuffer_safe(gecko_channel,&gamestatus,1);
break;
case 0x99:
usb_sendbuffer_safe(gecko_channel,&versionnumber,1);
break;
}
}
if(error_sd || confirm_sd || error_video){
sleep(1);
error_sd = 0;
confirm_sd = 0;
error_video = 0;
}
if(loadedpng && !alphapng){ // if custom backdrop draw bubbles after image
gfx_draw_image(0, 0, 640, 480, tex_logo1, 0, 1, 1,0xff);
gfx_draw_stars();
}
else{
gfx_draw_stars(); // else if own back drop do in this order due to border clip
gfx_draw_image(0, 0, 640, 480, tex_logo1, 0, 1, 1,0xff);
};
menu_draw();
gfx_render_direct();
}
return 0;
}