4.104.114.84.95
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1 | /* |
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2 | * This file contains the TTY driver for the serial ports on the erc32. |
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3 | * |
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4 | * This driver uses the termios pseudo driver. |
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5 | * |
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6 | * COPYRIGHT (c) 1989-1999. |
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7 | * On-Line Applications Research Corporation (OAR). |
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8 | * |
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9 | * The license and distribution terms for this file may be |
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10 | * found in the file LICENSE in this distribution or at |
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11 | * http://www.OARcorp.com/rtems/license.html. |
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12 | * |
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13 | * $Id$ |
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14 | */ |
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15 | |
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16 | #include <bsp.h> |
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17 | #include <rtems/libio.h> |
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18 | #include <stdlib.h> |
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19 | #include <assert.h> |
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20 | |
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21 | #include <simio.h> |
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22 | |
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23 | /* |
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24 | * console_outbyte_polled |
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25 | * |
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26 | * This routine transmits a character using polling. |
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27 | */ |
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28 | |
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29 | void console_outbyte_polled( |
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30 | int port, |
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31 | char ch |
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32 | ) |
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33 | { |
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34 | char out[2]; |
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35 | out[0] = ch; |
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36 | out[1] = 0; |
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37 | sim_write(1, out, 1); |
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38 | } |
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39 | |
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40 | C4X_BSP_output_char( int c ) |
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41 | { |
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42 | console_outbyte_polled( 0, (char) c ); |
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43 | } |
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44 | |
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45 | /* |
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46 | * console_inbyte_nonblocking |
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47 | * |
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48 | * This routine polls for a character. |
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49 | */ |
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50 | |
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51 | int console_inbyte_nonblocking( int port ) |
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52 | { |
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53 | char c; |
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54 | sim_read(1, &c, 1); |
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55 | return c; |
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56 | } |
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57 | |
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