From 608eed5c16366cae251f5d12ad1ed0b988b3ce46 Mon Sep 17 00:00:00 2001 From: Pavel Pisa Date: Wed, 6 Feb 2019 14:42:49 +0100 Subject: Implement simple address-space ranges registration and example peripheral. Signed-off-by: Pavel Pisa --- qtmips_machine/peripheral.cpp | 62 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 qtmips_machine/peripheral.cpp (limited to 'qtmips_machine/peripheral.cpp') diff --git a/qtmips_machine/peripheral.cpp b/qtmips_machine/peripheral.cpp new file mode 100644 index 0000000..161f760 --- /dev/null +++ b/qtmips_machine/peripheral.cpp @@ -0,0 +1,62 @@ +// SPDX-License-Identifier: GPL-2.0+ +/******************************************************************************* + * QtMips - MIPS 32-bit Architecture Subset Simulator + * + * Implemented to support following courses: + * + * B35APO - Computer Architectures + * https://cw.fel.cvut.cz/wiki/courses/b35apo + * + * B4M35PAP - Advanced Computer Architectures + * https://cw.fel.cvut.cz/wiki/courses/b4m35pap/start + * + * Copyright (c) 2017-2019 Karel Koci + * Copyright (c) 2019 Pavel Pisa + * + * Faculty of Electrical Engineering (http://www.fel.cvut.cz) + * Czech Technical University (http://www.cvut.cz/) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + ******************************************************************************/ + +#include "peripheral.h" + +using namespace machine; + +SimplePeripheral::SimplePeripheral() { + +} + +SimplePeripheral::~SimplePeripheral() { + +} + +bool SimplePeripheral::wword(std::uint32_t address, std::uint32_t value) { +#if 0 + printf("SimplePeripheral::wword address 0x%08lx data 0x%08lx\n", + (unsigned long)address, (unsigned long)value); +#endif + return true; +} + +std::uint32_t SimplePeripheral::rword(std::uint32_t address) const { +#if 0 + printf("SimplePeripheral::rword address 0x%08lx\n", + (unsigned long)address); +#endif + return 0x12345678; +} -- cgit v1.2.3