mirror of
https://github.com/Fledge68/WiiFlow_Lite.git
synced 2024-12-30 22:01:55 +01:00
122 lines
3.0 KiB
C
122 lines
3.0 KiB
C
/***************************************************************************
|
|
* Copyright (C) 2012 OverjoY for Wiiflow
|
|
*
|
|
* This software is provided 'as-is', without any express or implied
|
|
* warranty. In no event will the authors be held liable for any
|
|
* damages arising from the use of this software.
|
|
*
|
|
* Permission is granted to anyone to use this software for any
|
|
* purpose, including commercial applications, and to alter it and
|
|
* redistribute it freely, subject to the following restrictions:
|
|
*
|
|
* 1. The origin of this software must not be misrepresented; you
|
|
* must not claim that you wrote the original software. If you use
|
|
* this software in a product, an acknowledgment in the product
|
|
* documentation would be appreciated but is not required.
|
|
*
|
|
* 2. Altered source versions must be plainly marked as such, and
|
|
* must not be misrepresented as being the original software.
|
|
*
|
|
* 3. This notice may not be removed or altered from any source
|
|
* distribution.
|
|
*
|
|
* nk.c
|
|
*
|
|
***************************************************************************/
|
|
#include <stdio.h>
|
|
#include <ogcsys.h>
|
|
#include <string.h>
|
|
#include <malloc.h>
|
|
|
|
#include "nk.h"
|
|
#include "armboot.h"
|
|
#include "memory/mem2.hpp"
|
|
#include "gecko/gecko.h"
|
|
|
|
bool checked = false;
|
|
bool neek = false;
|
|
u32 kernelSize = 0;
|
|
void *Kernel = NULL;
|
|
|
|
bool neek2o(void)
|
|
{
|
|
if(!checked)
|
|
{
|
|
u32 num = 0;
|
|
neek = !(ISFS_ReadDir("/sneek", NULL, &num));
|
|
gprintf("WiiFlow is in %s mode\n", neek ? "neek2o" : "real nand");
|
|
checked = true;
|
|
}
|
|
return neek;
|
|
}
|
|
|
|
bool Load_Neek2o_Kernel()
|
|
{
|
|
if(neek2o())
|
|
return true;
|
|
|
|
FILE *file = NULL;
|
|
file = fopen("usb1:/sneek/kernel.bin", "rb");
|
|
if(!file)
|
|
file = fopen("sd:/sneek/kernel.bin", "rb");
|
|
if(file)
|
|
{
|
|
fseek(file , 0 , SEEK_END);
|
|
kernelSize = ftell(file);
|
|
rewind(file);
|
|
Kernel = malloc(kernelSize);
|
|
if(!Kernel)
|
|
{
|
|
fclose(file);
|
|
return false;
|
|
}
|
|
fread(Kernel, 1, kernelSize, file);
|
|
fclose(file);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
s32 Launch_nk(u64 TitleID, const char *nandpath)
|
|
{
|
|
if(neek2o())
|
|
{
|
|
SYS_ResetSystem(SYS_RESTART, 0, 0);
|
|
return 1;
|
|
}
|
|
memcpy((void*)0x91000000, Kernel, kernelSize);
|
|
DCFlushRange((void*)0x91000000, kernelSize);
|
|
free(Kernel);
|
|
|
|
memcfg *MC = (memcfg*)malloc(sizeof(memcfg));
|
|
if(MC == NULL)
|
|
return 0;
|
|
memset(MC, 0, sizeof(memcfg));
|
|
MC->magic = 0x666c6f77;
|
|
MC->titleid = TitleID;
|
|
|
|
if(nandpath != NULL)
|
|
{
|
|
strcpy(MC->nandpath, nandpath);
|
|
MC->config |= NCON_EXT_NAND_PATH;
|
|
}
|
|
memcpy((void *)0x81200000, MC, sizeof(memcfg));
|
|
DCFlushRange((void *)(0x81200000), sizeof(memcfg));
|
|
free(MC);
|
|
|
|
/*** Thnx giantpune! ***/
|
|
void *mini = MEM1_memalign(32, armboot_size);
|
|
if(!mini)
|
|
return 0;
|
|
|
|
memcpy(mini, armboot, armboot_size);
|
|
DCFlushRange(mini, armboot_size);
|
|
*(u32*)0xc150f000 = 0x424d454d;
|
|
asm volatile("eieio");
|
|
*(u32*)0xc150f004 = MEM_VIRTUAL_TO_PHYSICAL(mini);
|
|
asm volatile("eieio");
|
|
IOS_ReloadIOS(0xfe);
|
|
MEM1_free(mini);
|
|
return 1;
|
|
}
|