mirror of
https://github.com/wiiu-env/fw_img_payload.git
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57 lines
2.2 KiB
C
57 lines
2.2 KiB
C
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/***************************************************************************
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* Copyright (C) 2016
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* by Dimok
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any
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* damages arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any
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* purpose, including commercial applications, and to alter it and
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* redistribute it freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you
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* must not claim that you wrote the original software. If you use
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* this software in a product, an acknowledgment in the product
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* documentation would be appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and
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* must not be misrepresented as being the original software.
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*
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* 3. This notice may not be removed or altered from any source
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* distribution.
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***************************************************************************/
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#ifndef _UTILS_H
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#define _UTILS_H
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#define ALIGN4(x) (((x) + 3) & ~3)
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#define kernel_memcpy ((void * (*)(void*, const void*, int))0x08131D04)
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#define kernel_memset ((void *(*)(void*, int, unsigned int))0x08131DA0)
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#define kernel_strncpy ((char *(*)(char*, const char*, unsigned int))0x081329B8)
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#define disable_interrupts ((int(*)())0x0812E778)
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#define enable_interrupts ((int(*)(int))0x0812E78C)
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#define kernel_bsp_command_5 ((int (*)(const char*, int offset, const char*, int size, void *buffer))0x0812EC40)
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void reverse_memcpy(void* dest, const void* src, unsigned int size);
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static inline unsigned int disable_mmu(void)
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{
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unsigned int control_register = 0;
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asm volatile("MRC p15, 0, %0, c1, c0, 0" : "=r" (control_register));
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asm volatile("MCR p15, 0, %0, c1, c0, 0" : : "r" (control_register & 0xFFFFEFFA));
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return control_register;
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}
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static inline void restore_mmu(unsigned int control_register)
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{
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asm volatile("MCR p15, 0, %0, c1, c0, 0" : : "r" (control_register));
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}
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static inline void set_domain_register(unsigned int domain_register)
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{
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asm volatile("MCR p15, 0, %0, c3, c0, 0" : : "r" (domain_register));
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}
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#endif
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