wiiu-nanddumper-payload/ios_kernel/source/utils.h

52 lines
2.1 KiB
C
Raw Normal View History

2016-12-12 19:31:02 +01:00
/***************************************************************************
* Copyright (C) 2016
* by Dimok
*
* 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.
***************************************************************************/
#ifndef _UTILS_H
#define _UTILS_H
#define ALIGN4(x) (((x) + 3) & ~3)
#define kernel_memcpy ((void * (*)(void*, const void*, int))0x08131D04)
#define kernel_memset ((void *(*)(void*, int, unsigned int))0x08131DA0)
#define kernel_strncpy ((char *(*)(char*, const char*, unsigned int))0x081329B8)
#define disable_interrupts ((int(*)())0x0812E778)
#define enable_interrupts ((int(*)(int))0x0812E78C)
2016-12-12 19:31:02 +01:00
#define kernel_bsp_command_5 ((int (*)(const char*, int offset, const char*, int size, void *buffer))0x0812EC40)
void reverse_memcpy(void* dest, const void* src, unsigned int size);
static inline unsigned int disable_mmu(void)
{
unsigned int control_register = 0;
asm volatile("MRC p15, 0, %0, c1, c0, 0" : "=r" (control_register));
asm volatile("MCR p15, 0, %0, c1, c0, 0" : : "r" (control_register & 0xFFFFEFFA));
return control_register;
}
static inline void restore_mmu(unsigned int control_register)
{
asm volatile("MCR p15, 0, %0, c1, c0, 0" : : "r" (control_register));
}
#endif