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* Copyright (c) 2007 Michal Kebrt
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* - The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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/** @addtogroup arm32boot
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* @brief Functions implemented in assembly.
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#ifndef BOOT_arm32_ASM_H
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#define BOOT_arm32_ASM_H
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/** Copies cnt bytes from dst to src.
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* @param dst Destination address.
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* @param src Source address.
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* @param cnt Count of bytes to be copied.
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#define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
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/** Called when the CPU is switched on.
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* This function is placed to the 0x0 address where ARM CPU starts execution.
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* Jumps to the #bootstrap only.
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extern void start(void);
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/** Jumps to the kernel entry point.
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* @param entry Kernel entry point address.
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* @param bootinfo Structure holding information about loaded tasks.
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extern void jump_to_kernel(void *entry, void *bootinfo) __attribute__((noreturn));