diff options
Diffstat (limited to 'dev/uart.hh')
-rw-r--r-- | dev/uart.hh | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/dev/uart.hh b/dev/uart.hh deleted file mode 100644 index 78b1dc68e..000000000 --- a/dev/uart.hh +++ /dev/null @@ -1,85 +0,0 @@ -/* - * Copyright (c) 2004-2005 The Regents of The University of Michigan - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer; - * 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; - * neither the name of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT - * OWNER 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. - */ - -/** @file - * Base class for UART - */ - -#ifndef __UART_HH__ -#define __UART_HH__ - -#include "base/range.hh" -#include "dev/io_device.hh" - -class SimConsole; -class MemoryController; -class Platform; - -const int RX_INT = 0x1; -const int TX_INT = 0x2; - - -class Uart : public PioDevice -{ - - protected: - int status; - Addr addr; - Addr size; - SimConsole *cons; - - public: - Uart(const std::string &name, SimConsole *c, MemoryController *mmu, - Addr a, Addr s, HierParams *hier, Bus *bus, Tick pio_latency, - Platform *p); - - virtual Fault read(MemReqPtr &req, uint8_t *data) = 0; - virtual Fault write(MemReqPtr &req, const uint8_t *data) = 0; - - - /** - * Inform the uart that there is data available. - */ - virtual void dataAvailable() = 0; - - - /** - * Return if we have an interrupt pending - * @return interrupt status - */ - bool intStatus() { return status ? true : false; } - - /** - * Return how long this access will take. - * @param req the memory request to calcuate - * @return Tick when the request is done - */ - Tick cacheAccess(MemReqPtr &req); -}; - -#endif // __UART_HH__ |