4.115
Last change
on this file since c499856 was
c499856,
checked in by Chris Johns <chrisj@…>, on 03/20/14 at 21:10:47
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Change all references of rtems.com to rtems.org.
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Property mode set to
100644
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File size:
1.5 KB
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1 | /** |
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2 | * @file |
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3 | * |
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4 | * @ingroup h8300_bsp |
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5 | * |
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6 | * @brief h8 simulator definitions in gdb |
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7 | * |
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8 | * This include file contains some definitions specific to the |
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9 | * h8 simulator in gdb. |
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10 | */ |
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11 | |
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12 | /* |
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13 | * COPYRIGHT (c) 1989-2013. |
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14 | * On-Line Applications Research Corporation (OAR). |
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15 | * |
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16 | * The license and distribution terms for this file may be |
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17 | * found in the file LICENSE in this distribution or at |
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18 | * http://www.rtems.org/license/LICENSE. |
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19 | */ |
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20 | |
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21 | #ifndef _BSP_H |
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22 | #define _BSP_H |
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23 | |
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24 | #ifdef __cplusplus |
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25 | extern "C" { |
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26 | #endif |
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27 | |
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28 | #include <bspopts.h> |
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29 | #include <bsp/default-initial-extension.h> |
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30 | |
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31 | #include <rtems.h> |
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32 | #include <rtems/iosupp.h> |
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33 | #include <rtems/console.h> |
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34 | #include <rtems/clockdrv.h> |
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35 | |
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36 | /** |
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37 | * @defgroup h8300_bsp Clock Tick Support |
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38 | * |
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39 | * @ingroup h8300_h8sim |
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40 | * |
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41 | * @brief Clock Tick Support Package |
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42 | */ |
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43 | Thread clock_driver_sim_idle_body(uintptr_t); |
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44 | #define BSP_IDLE_TASK_BODY clock_driver_sim_idle_body |
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45 | |
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46 | /* |
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47 | * Simple spin delay in microsecond units for device drivers. |
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48 | * This is very dependent on the clock speed of the target. |
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49 | */ |
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50 | #define rtems_bsp_delay( microseconds ) \ |
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51 | { register uint32_t _delay=(microseconds); \ |
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52 | register uint32_t _tmp = 0; /* initialized to avoid warning */ \ |
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53 | __asm__ volatile( "0: \ |
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54 | remo 3,31,%0 ; \ |
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55 | cmpo 0,%0 ; \ |
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56 | subo 1,%1,%1 ; \ |
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57 | cmpobne.t 0,%1,0b " \ |
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58 | : "=d" (_tmp), "=d" (_delay) \ |
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59 | : "0" (_tmp), "1" (_delay) ); \ |
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60 | } |
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61 | |
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62 | #ifdef __cplusplus |
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63 | } |
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64 | #endif |
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65 | |
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66 | #endif |
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