forked from Imagelibrary/rtems
58 lines
1019 B
C
58 lines
1019 B
C
/*
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* This file contains the hardware specific portions of the TTY driver
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* for the simulators stdin/out.
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*/
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/*
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* COPYRIGHT (c) 1989-2011.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#include <bsp.h>
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#include <bsp/console-polled.h>
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#include <rtems/libio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <bsp/syscall.h>
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/*
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* console_initialize_hardware
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*
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* This routine initializes the console hardware.
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*/
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void console_initialize_hardware(void)
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{
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}
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/*
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* console_outbyte_polled
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*
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* This routine transmits a character using polling.
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*/
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void console_outbyte_polled(
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int port,
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char ch
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)
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{
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__trap34 (SYS_write, 1, &ch, 1);
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}
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/*
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* console_inbyte_nonblocking
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*
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* This routine polls for a character.
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*/
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int console_inbyte_nonblocking(
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int port
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)
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{
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unsigned char c;
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return __trap34 (SYS_read, 0, &c, 1);
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}
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