4.104.114.84.95
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1 | /* timer_isr() |
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2 | * |
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3 | * This routine provides the ISR for the Z8036 timer on the MVME136 |
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4 | * board. The timer is set up to generate an interrupt at maximum |
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5 | * intervals. |
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6 | * |
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7 | * Input parameters: NONE |
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8 | * |
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9 | * Output parameters: NONE |
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10 | * |
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11 | * COPYRIGHT (c) 1989-1998. |
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12 | * On-Line Applications Research Corporation (OAR). |
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13 | * Copyright assigned to U.S. Government, 1994. |
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14 | * |
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15 | * The license and distribution terms for this file may be |
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16 | * found in the file LICENSE in this distribution or at |
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17 | * http://www.OARcorp.com/rtems/license.html. |
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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 | #include "asm.h" |
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23 | |
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24 | BEGIN_CODE |
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25 | |
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26 | EXTERN (Ttimer_val) |
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27 | |
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28 | PUBLIC (timerisr) |
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29 | SYM (timerisr): |
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30 | addl $250, SYM (Ttimer_val) # another 250 microseconds |
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31 | iret |
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32 | |
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33 | END_CODE |
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34 | END |
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