71 lines
1.4 KiB
C++
71 lines
1.4 KiB
C++
/*
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* \brief Fiasco(.OC) KDB UART driver
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* \author Christian Prochaska
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* \date 2013-03-07
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*/
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/*
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* Copyright (C) 2013 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#include <base/printf.h>
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#include <base/sleep.h>
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#include <cap_session/connection.h>
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#include "uart_component.h"
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#include "kdb_uart.h"
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int main(int argc, char **argv)
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{
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using namespace Genode;
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printf("--- Fiasco(.OC) KDB UART driver started ---\n");
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/**
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* Factory used by 'Uart::Root' at session creation/destruction time
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*/
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struct Kdb_uart_driver_factory : Uart::Driver_factory
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{
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Kdb_uart *uart;
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/**
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* Constructor
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*/
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Kdb_uart_driver_factory() : uart(0) { }
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Uart::Driver *create(unsigned index, unsigned baudrate,
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Uart::Char_avail_callback &callback)
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{
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/*
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* We assume the underlying kernel uses UART0
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*/
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if (index > 0)
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throw Uart::Driver_factory::Not_available();
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if (!uart)
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uart = new (env()->heap()) Kdb_uart(callback);
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return uart;
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}
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void destroy(Uart::Driver *driver) { /* TODO */ }
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} driver_factory;
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enum { STACK_SIZE = 2*1024*sizeof(addr_t) };
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static Cap_connection cap;
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static Rpc_entrypoint ep(&cap, STACK_SIZE, "uart_ep");
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static Uart::Root uart_root(&ep, env()->heap(), driver_factory);
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env()->parent()->announce(ep.manage(&uart_root));
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sleep_forever();
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return 0;
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}
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