* Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
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* to endorse or promote products derived from this software without specific
* prior written permission.
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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void mmio_write_32(uintptr_t addr, uint32_t value)
*(volatile uint32_t*)addr = value;
unsigned mmio_read_32(uintptr_t addr)
return *(volatile uint32_t*)addr;