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output.c
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output.c
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/* Copyright (C) 2013 by John Cronin <jncronin@tysos.org>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "output.h"
#include "uart.h"
#include "console.h"
#include "log.h"
rpi_boot_output_state ostate;
int (*custom_putc)(int c) = NULL;
rpi_boot_output_state output_get_state()
{
return ostate;
}
void output_restore_state(rpi_boot_output_state state)
{
ostate = state;
}
void output_disable_fb()
{
ostate &= ~RPIBOOT_OUTPUT_FB;
}
void output_enable_fb()
{
#ifdef ENABLE_FRAMEBUFFER
ostate |= RPIBOOT_OUTPUT_FB;
#endif
}
void output_disable_uart()
{
ostate &= ~RPIBOOT_OUTPUT_UART;
}
void output_enable_uart()
{
#ifdef ENABLE_SERIAL
ostate |= RPIBOOT_OUTPUT_UART;
#endif
}
void output_disable_custom()
{
ostate &= ~RPIBOOT_OUTPUT_CUSTOM;
}
void output_enable_custom()
{
ostate |= RPIBOOT_OUTPUT_CUSTOM;
}
void output_disable_log()
{
ostate &= ~RPIBOOT_OUTPUT_LOG;
}
void output_enable_log()
{
#ifdef ENABLE_CONSOLE_LOGFILE
ostate |= RPIBOOT_OUTPUT_LOG;
#endif
}
void output_init()
{
ostate = 0;
}
int split_putc(int c)
{
int ret = 0;
#ifdef ENABLE_SERIAL
if(ostate & RPIBOOT_OUTPUT_UART)
ret = uart_putc(c);
#endif
#ifdef ENABLE_FRAMEBUFFER
if(ostate & RPIBOOT_OUTPUT_FB)
ret = console_putc(c);
#endif
#ifdef ENABLE_CONSOLE_LOGFILE
if(ostate & RPIBOOT_OUTPUT_LOG)
ret = log_putc(c);
#endif
if((ostate & RPIBOOT_OUTPUT_CUSTOM) && custom_putc)
custom_putc(c);
return ret;
}
int register_custom_output_function(int (*putc_function)(int c))
{
custom_putc = putc_function;
return 0;
}