RTEMS: bsps/include/bsp/utility.h File Reference

| RTEMS 5.4-rc2

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Macros
utility.h File Reference

Utility macros. More...

`#include <stdint.h>`

Go to the source code of this file.

## Macros
#define | BSP_BIT8(bit) ((uint8_t) (((unsigned int) 1) << (bit)))
#define | BSP_MSK8(first_bit, last_bit) ((uint8_t) ((BSP_BIT8((last_bit) - (first_bit) + 1) - 1) << (first_bit)))
#define | BSP_FLD8(val, first_bit, last_bit)
#define | BSP_FLD8GET(reg, first_bit, last_bit) ((uint8_t) (((reg) & BSP_MSK8(first_bit, last_bit)) >> (first_bit)))
#define | BSP_FLD8SET(reg, val, first_bit, last_bit)
#define | BSP_BIT16(bit) ((uint16_t) (((unsigned int) 1) << (bit)))
#define | BSP_MSK16(first_bit, last_bit) ((uint16_t) ((BSP_BIT16((last_bit) - (first_bit) + 1) - 1) << (first_bit)))
#define | BSP_FLD16(val, first_bit, last_bit)
#define | BSP_FLD16GET(reg, first_bit, last_bit) ((uint16_t) (((reg) & BSP_MSK16(first_bit, last_bit)) >> (first_bit)))
#define | BSP_FLD16SET(reg, val, first_bit, last_bit)
#define | BSP_BIT32(bit) ((uint32_t) (((uint32_t) 1) << (bit)))
#define | BSP_MSK32(first_bit, last_bit) ((uint32_t) ((BSP_BIT32((last_bit) - (first_bit) + 1) - 1) << (first_bit)))
#define | BSP_FLD32(val, first_bit, last_bit)
#define | BSP_FLD32GET(reg, first_bit, last_bit) ((uint32_t) (((reg) & BSP_MSK32(first_bit, last_bit)) >> (first_bit)))
#define | BSP_FLD32SET(reg, val, first_bit, last_bit)
#define | BSP_BIT64(bit) ((uint64_t) (((uint64_t) 1) << (bit)))
#define | BSP_MSK64(first_bit, last_bit) ((uint64_t) ((BSP_BIT64((last_bit) - (first_bit) + 1) - 1) << (first_bit)))
#define | BSP_FLD64(val, first_bit, last_bit)
#define | BSP_FLD64GET(reg, first_bit, last_bit) ((uint64_t) (((reg) & BSP_MSK64(first_bit, last_bit)) >> (first_bit)))
#define | BSP_FLD64SET(reg, val, first_bit, last_bit)
#define | BSP_BBIT8(bit) BSP_BIT8(7 - (bit))
#define | BSP_BMSK8(first_bit, last_bit) BSP_MSK8(7 - (last_bit), 7 - (first_bit))
#define | BSP_BFLD8(val, first_bit, last_bit) BSP_FLD8(val, 7 - (last_bit), 7 - (first_bit))
#define | BSP_BFLD8GET(reg, first_bit, last_bit) BSP_FLD8GET(reg, 7 - (last_bit), 7 - (first_bit))
#define | BSP_BFLD8SET(reg, val, first_bit, last_bit) BSP_FLD8SET(reg, val, 7 - (last_bit), 7 - (first_bit))
#define | BSP_BBIT16(bit) BSP_BIT16(15 - (bit))
#define | BSP_BMSK16(first_bit, last_bit) BSP_MSK16(15 - (last_bit), 15 - (first_bit))
#define | BSP_BFLD16(val, first_bit, last_bit) BSP_FLD16(val, 15 - (last_bit), 15 - (first_bit))
#define | BSP_BFLD16GET(reg, first_bit, last_bit) BSP_FLD16GET(reg, 15 - (last_bit), 15 - (first_bit))
#define | BSP_BFLD16SET(reg, val, first_bit, last_bit) BSP_FLD16SET(reg, val, 15 - (last_bit), 15 - (first_bit))
#define | BSP_BBIT32(bit) BSP_BIT32(31 - (bit))
#define | BSP_BMSK32(first_bit, last_bit) BSP_MSK32(31 - (last_bit), 31 - (first_bit))
#define | BSP_BFLD32(val, first_bit, last_bit) BSP_FLD32(val, 31 - (last_bit), 31 - (first_bit))
#define | BSP_BFLD32GET(reg, first_bit, last_bit) BSP_FLD32GET(reg, 31 - (last_bit), 31 - (first_bit))
#define | BSP_BFLD32SET(reg, val, first_bit, last_bit) BSP_FLD32SET(reg, val, 31 - (last_bit), 31 - (first_bit))
#define | BSP_BBIT64(bit) BSP_BIT64(63 - (bit))
#define | BSP_BMSK64(first_bit, last_bit) BSP_MSK64(63 - (last_bit), 63 - (first_bit))
#define | BSP_BFLD64(val, first_bit, last_bit) BSP_FLD64(val, 63 - (last_bit), 63 - (first_bit))
#define | BSP_BFLD64GET(reg, first_bit, last_bit) BSP_FLD64GET(reg, 63 - (last_bit), 63 - (first_bit))
#define | BSP_BFLD64SET(reg, val, first_bit, last_bit) BSP_FLD64SET(reg, val, 63 - (last_bit), 63 - (first_bit))

## Detailed Description

Utility macros.

## Macro Definition Documentation

## ◆ BSP_FLD16

#define BSP_FLD16 | ( |  | val,
|  |  | first_bit,
|  |  | last_bit
| ) |  |

Value:
((uint16_t) \
((((unsigned int) (val)) << (first_bit)) & BSP_MSK16(first_bit, last_bit)))

## ◆ BSP_FLD16SET

#define BSP_FLD16SET | ( |  | reg,
|  |  | val,
|  |  | first_bit,
|  |  | last_bit
| ) |  |

Value:
((uint16_t) (((reg) & ~BSP_MSK16(first_bit, last_bit)) \
| BSP_FLD16(val, first_bit, last_bit)))

## ◆ BSP_FLD32

#define BSP_FLD32 | ( |  | val,
|  |  | first_bit,
|  |  | last_bit
| ) |  |

Value:
((uint32_t) \
((((uint32_t) (val)) << (first_bit)) & BSP_MSK32(first_bit, last_bit)))

## ◆ BSP_FLD32SET

#define BSP_FLD32SET | ( |  | reg,
|  |  | val,
|  |  | first_bit,
|  |  | last_bit
| ) |  |

Value:
((uint32_t) (((reg) & ~BSP_MSK32(first_bit, last_bit)) \
| BSP_FLD32(val, first_bit, last_bit)))

## ◆ BSP_FLD64

#define BSP_FLD64 | ( |  | val,
|  |  | first_bit,
|  |  | last_bit
| ) |  |

Value:
((uint64_t) \
((((uint64_t) (val)) << (first_bit)) & BSP_MSK64(first_bit, last_bit)))

## ◆ BSP_FLD64SET

#define BSP_FLD64SET | ( |  | reg,
|  |  | val,
|  |  | first_bit,
|  |  | last_bit
| ) |  |

Value:
((uint64_t) (((reg) & ~BSP_MSK64(first_bit, last_bit)) \
| BSP_FLD64(val, first_bit, last_bit)))

## ◆ BSP_FLD8

#define BSP_FLD8 | ( |  | val,
|  |  | first_bit,
|  |  | last_bit
| ) |  |

Value:
((uint8_t) \
((((unsigned int) (val)) << (first_bit)) & BSP_MSK8(first_bit, last_bit)))

## ◆ BSP_FLD8SET

#define BSP_FLD8SET | ( |  | reg,
|  |  | val,
|  |  | first_bit,
|  |  | last_bit
| ) |  |

Value:
((uint8_t) (((reg) & ~BSP_MSK8(first_bit, last_bit)) \
| BSP_FLD8(val, first_bit, last_bit)))