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Diffstat (limited to 'bsps/sparc/include/libcpu/access.h')
| -rw-r--r-- | bsps/sparc/include/libcpu/access.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/bsps/sparc/include/libcpu/access.h b/bsps/sparc/include/libcpu/access.h new file mode 100644 index 0000000000..cdf6b77122 --- /dev/null +++ b/bsps/sparc/include/libcpu/access.h @@ -0,0 +1,50 @@ +/* + * access.h - access routines for SPARC. SPARC is big endian only. + * + * COPYRIGHT (c) 2011 + * Aeroflex Gaisler. + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#ifndef _LIBCPU_ACCESS_H +#define _LIBCPU_ACCESS_H + +#include <rtems/system.h> +#include <rtems/score/cpu.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/* "Raw" access */ +extern uint8_t _ld8(uint8_t *addr); +extern void _st8(uint8_t *addr, uint8_t val); +extern uint16_t _ld16(uint16_t *addr); +extern void _st16(uint16_t *addr, uint16_t val); +extern uint32_t _ld32(uint32_t *addr); +extern void _st32(uint32_t *addr, uint32_t val); +extern uint64_t _ld64(uint64_t *addr); +extern void _st64(uint64_t *addr, uint64_t val); + +/* Aliases for Big Endian */ +extern uint16_t _ld_be16(uint16_t *addr); +extern void _st_be16(uint16_t *addr, uint16_t val); +extern uint32_t _ld_be32(uint32_t *addr); +extern void _st_be32(uint32_t *addr, uint32_t val); +extern uint64_t _ld_be64(uint64_t *addr); +extern void _st_be64(uint64_t *addr, uint64_t val); + +/* Little endian */ +extern uint16_t _ld_le16(uint16_t *addr); +extern void _st_le16(uint16_t *addr, uint16_t val); +extern uint32_t _ld_le32(uint32_t *addr); +extern void _st_le32(uint32_t *addr, uint32_t val); + +#ifdef __cplusplus +} +#endif + +#endif |