4.115
Last change
on this file since 991fdb33 was
ecf64a5e,
checked in by Sebastian Huber <sebastian.huber@…>, on 09/10/14 at 14:17:02
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bsps/arm: Add a9mpcore_clock_initialize_early()
This is necessary to use the CPU counter converter even in case no clock
driver is present, e.g. in tmcontext01.
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Property mode set to
100644
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File size:
991 bytes
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1 | /* |
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2 | * Copyright (c) 2013 Chris Johns <chrisj@rtems.org>. All rights reserved. |
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3 | * |
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4 | * The license and distribution terms for this file may be |
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5 | * found in the file LICENSE in this distribution or at |
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6 | * http://www.rtems.org/license/LICENSE. |
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7 | */ |
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8 | |
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9 | #ifndef LIBBSP_ARM_SHARED_ARM_A9MPCORE_CLOCK_H |
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10 | #define LIBBSP_ARM_SHARED_ARM_A9MPCORE_CLOCK_H |
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11 | |
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12 | #include <rtems/counter.h> |
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13 | |
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14 | #ifdef __cplusplus |
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15 | extern "C" { |
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16 | #endif /* __cplusplus */ |
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17 | |
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18 | /* |
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19 | * Return the peripheral clock. For systems such as the zynq this |
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20 | * is controlled by the PL logic generation and can vary. Provide this |
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21 | * function in your application to override the BSP default. |
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22 | */ |
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23 | uint32_t a9mpcore_clock_periphclk(void); |
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24 | |
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25 | /** |
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26 | * @brief Do early clock initialization so that the CPU counter conversion |
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27 | * works. |
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28 | */ |
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29 | static inline void a9mpcore_clock_initialize_early(void) |
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30 | { |
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31 | rtems_counter_initialize_converter(a9mpcore_clock_periphclk()); |
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32 | } |
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33 | |
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34 | #ifdef __cplusplus |
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35 | } |
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36 | #endif /* __cplusplus */ |
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37 | |
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38 | #endif /* LIBBSP_ARM_SHARED_ARM_A9MPCORE_CLOCK_H */ |
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