1 | /* |
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2 | * access.h - access routines for SPARC. SPARC is big endian only. |
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3 | * |
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4 | * COPYRIGHT (c) 2011 |
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5 | * Aeroflex Gaisler. |
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6 | * |
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7 | * The license and distribution terms for this file may be |
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8 | * found in the file LICENSE in this distribution or at |
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9 | * http://www.rtems.org/license/LICENSE. |
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10 | */ |
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11 | |
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12 | #ifndef _LIBCPU_ACCESS_H |
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13 | #define _LIBCPU_ACCESS_H |
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14 | |
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15 | #include <rtems/system.h> |
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16 | #include <rtems/score/cpu.h> |
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17 | |
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18 | #ifdef __cplusplus |
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19 | extern "C" { |
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20 | #endif |
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21 | |
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22 | /* "Raw" access */ |
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23 | extern uint8_t _ld8(uint8_t *addr); |
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24 | extern void _st8(uint8_t *addr, uint8_t val); |
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25 | extern uint16_t _ld16(uint16_t *addr); |
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26 | extern void _st16(uint16_t *addr, uint16_t val); |
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27 | extern uint32_t _ld32(uint32_t *addr); |
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28 | extern void _st32(uint32_t *addr, uint32_t val); |
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29 | extern uint64_t _ld64(uint64_t *addr); |
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30 | extern void _st64(uint64_t *addr, uint64_t val); |
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31 | |
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32 | /* Aliases for Big Endian */ |
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33 | extern uint16_t _ld_be16(uint16_t *addr); |
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34 | extern void _st_be16(uint16_t *addr, uint16_t val); |
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35 | extern uint32_t _ld_be32(uint32_t *addr); |
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36 | extern void _st_be32(uint32_t *addr, uint32_t val); |
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37 | extern uint64_t _ld_be64(uint64_t *addr); |
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38 | extern void _st_be64(uint64_t *addr, uint64_t val); |
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39 | |
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40 | /* Little endian */ |
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41 | extern uint16_t _ld_le16(uint16_t *addr); |
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42 | extern void _st_le16(uint16_t *addr, uint16_t val); |
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43 | extern uint32_t _ld_le32(uint32_t *addr); |
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44 | extern void _st_le32(uint32_t *addr, uint32_t val); |
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45 | |
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46 | #ifdef __cplusplus |
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47 | } |
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48 | #endif |
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49 | |
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50 | #endif |
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