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Diffstat (limited to '')
-rw-r--r-- | bsps/epiphany/epiphany_sim/console/console-io.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/bsps/epiphany/epiphany_sim/console/console-io.c b/bsps/epiphany/epiphany_sim/console/console-io.c deleted file mode 100644 index e3da54389f..0000000000 --- a/bsps/epiphany/epiphany_sim/console/console-io.c +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Copyright (c) 2015 University of York. - * Hesham ALMatary <hmka501@york.ac.uk> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <bsp.h> -#include <bsp/console-polled.h> -#include <rtems/libio.h> -#include <stdlib.h> -#include <assert.h> -#include <stdio.h> - -static void outbyte_console( char ); -static char inbyte_console( void ); - -void console_initialize_hardware(void) -{ - /* Do nothing */ -} - -/* Epiphany simulator would handle this system call */ -static void outbyte_console(char c) -{ - register int chan asm("r0") = STDOUT_FILENO; - register void* addr asm("r1") = &c; - register int len asm("r2") = 1; - - /* Invoke write system call to be handled by Epiphany simulator */ - __asm__ __volatile__ ("trap 0" : : "r" (chan), "r" (addr), "r" (len)); -} - -static char inbyte_console(void) -{ - char c; - register int chan asm("r0") = STDIN_FILENO; - register void* addr asm("r1") = &c; - register int len asm("r2") = 1; - - /* Invoke read system call to be handled by Epiphany simulator */ - asm ("trap 1" :: "r" (chan), "r" (addr), "r" (len)); - return c; -} - -/* - * console_outbyte_polled - * - * This routine transmits a character using polling. - */ -void console_outbyte_polled( - int port, - char ch -) -{ - outbyte_console( ch ); -} - -/* - * console_inbyte_nonblocking - * - * This routine polls for a character. - */ - -int console_inbyte_nonblocking(int port) -{ - char c; - - c = inbyte_console(); - if (!c) - return -1; - return (int) c; -} - -/* - * To support printk - */ - -#include <rtems/bspIo.h> - -static void Epiphany_output_char(char c) { console_outbyte_polled( 0, c ); } - -BSP_output_char_function_type BSP_output_char = Epiphany_output_char; -BSP_polling_getchar_function_type BSP_poll_char = - (void *)console_inbyte_nonblocking; |