[80d01b3c] | 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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[c499856] | 9 | * http://www.rtems.org/license/LICENSE. |
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[80d01b3c] | 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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