4.104.114.84.95
Last change
on this file since d3d9ef37 was
d3d9ef37,
checked in by Jennifer Averett <Jennifer.Averett@…>, on 04/15/05 at 18:30:11
|
2005-04-15 Jennifer Averett <jennifer.averett@…>
- mpc6xx/clock/c_clock.c, mpc6xx/clock/c_clock.h,
mpc8260/console-generic/console-generic.c: add parameter to new
exception interrupt handlers in powerpc bsps
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-
Property mode set to
100644
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File size:
1.3 KB
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1 | /* |
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2 | * Clock Tick Device Driver |
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3 | * |
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4 | * This routine utilizes the Decrementer Register common to the PPC family. |
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5 | * |
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6 | * The tick frequency is directly programmed to the configured number of |
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7 | * microseconds per tick. |
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8 | * |
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9 | * COPYRIGHT (c) 1989-1997. |
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10 | * On-Line Applications Research Corporation (OAR). |
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11 | * |
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12 | * The license and distribution terms for this file may in |
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13 | * the file LICENSE in this distribution or at |
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14 | * http://www.rtems.com/license/LICENSE. |
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15 | * |
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16 | * Modified to support the MPC750. |
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17 | * Modifications Copyright (c) 1999 Eric Valette valette@crf.canon.fr |
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18 | * |
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19 | * $Id$ |
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20 | */ |
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21 | |
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22 | #ifndef _LIBCPU_C_CLOCK_H |
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23 | #define _LIBCPU_C_CLOCK_H |
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24 | |
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25 | #include <rtems.h> |
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26 | |
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27 | /* |
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28 | * These functions and variables represent the API exported by the |
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29 | * CPU to the BSP. |
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30 | */ |
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31 | |
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32 | extern void clockOff (void* unused); |
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33 | extern void clockOn (void* unused); |
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34 | extern void clockIsr (void* unused); |
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35 | extern int clockIsOn (void* unused); |
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36 | |
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37 | /* |
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38 | * These functions and variables represent the assumptions of this |
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39 | * driver on the BSP. |
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40 | */ |
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41 | |
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42 | extern int BSP_disconnect_clock_handler (void); |
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43 | /* |
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44 | * PCI Bus Frequency |
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45 | */ |
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46 | extern unsigned int BSP_bus_frequency; |
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47 | /* |
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48 | * processor clock frequency |
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49 | */ |
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50 | extern unsigned int BSP_processor_frequency; |
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51 | /* |
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52 | * Time base divisior (how many tick for 1 second). |
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53 | */ |
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54 | extern unsigned int BSP_time_base_divisor; |
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55 | |
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56 | #endif |
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