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| Rev | Author | Line No. | Line |
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| 2145 | kebrt | 1 | /* |
| 2153 | kebrt | 2 | * Copyright (c) 2007 Michal Kebrt |
| 2145 | kebrt | 3 | * All rights reserved. |
| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | |||
| 2323 | kebrt | 30 | /** @addtogroup arm32boot |
| 31 | * @{ |
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| 32 | */ |
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| 33 | /** @file |
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| 2349 | kebrt | 34 | * @brief Functions implemented in assembly. |
| 4153 | mejdrech | 35 | */ |
| 2323 | kebrt | 36 | |
| 37 | |||
| 38 | #ifndef BOOT_arm32_ASM_H |
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| 39 | #define BOOT_arm32_ASM_H |
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| 40 | |||
| 41 | |||
| 2353 | kebrt | 42 | /** Copies cnt bytes from dst to src. |
| 4153 | mejdrech | 43 | * |
| 2323 | kebrt | 44 | * @param dst Destination address. |
| 45 | * @param src Source address. |
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| 4153 | mejdrech | 46 | * @param cnt Count of bytes to be copied. |
| 2323 | kebrt | 47 | */ |
| 2158 | kebrt | 48 | #define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt)) |
| 49 | |||
| 2323 | kebrt | 50 | |
| 2409 | kebrt | 51 | /** Called when the CPU is switched on. |
| 52 | * |
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| 53 | * This function is placed to the 0x0 address where ARM CPU starts execution. |
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| 54 | * Jumps to the #bootstrap only. |
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| 55 | */ |
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| 56 | extern void start(void); |
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| 57 | |||
| 58 | |||
| 2349 | kebrt | 59 | /** Jumps to the kernel entry point. |
| 2323 | kebrt | 60 | * |
| 4153 | mejdrech | 61 | * @param entry Kernel entry point address. |
| 62 | * @param bootinfo Structure holding information about loaded tasks. |
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| 63 | * |
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| 2323 | kebrt | 64 | */ |
| 4153 | mejdrech | 65 | extern void jump_to_kernel(void *entry, void *bootinfo) __attribute__((noreturn)); |
| 2145 | kebrt | 66 | |
| 2323 | kebrt | 67 | |
| 2145 | kebrt | 68 | #endif |
| 2323 | kebrt | 69 | |
| 70 | /** @} |
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| 71 | */ |