From 3442b5fdeb4f8dfef38977078c5c6e801dcc2b51 Mon Sep 17 00:00:00 2001 From: Pavel Pisa Date: Wed, 13 Feb 2019 21:59:29 +0100 Subject: Implemented three dials equivalent to MZ_APO RGB dials. Tested with code compiled by Linux PIC based GCC compiler with calling musl-libc sprintf function. Signed-off-by: Pavel Pisa --- qtmips_machine/peripspiled.cpp | 128 ++++++++++++++++++++++++++++++++++++++ qtmips_machine/peripspiled.h | 82 ++++++++++++++++++++++++ qtmips_machine/qtmips_machine.pro | 6 +- qtmips_machine/qtmipsmachine.cpp | 7 +++ qtmips_machine/qtmipsmachine.h | 3 + 5 files changed, 224 insertions(+), 2 deletions(-) create mode 100644 qtmips_machine/peripspiled.cpp create mode 100644 qtmips_machine/peripspiled.h (limited to 'qtmips_machine') diff --git a/qtmips_machine/peripspiled.cpp b/qtmips_machine/peripspiled.cpp new file mode 100644 index 0000000..f811714 --- /dev/null +++ b/qtmips_machine/peripspiled.cpp @@ -0,0 +1,128 @@ +// 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 "peripspiled.h" + +using namespace machine; + +#define SPILED_REG_LED_LINE_o 0x004 +#define SPILED_REG_LED_RGB1_o 0x010 +#define SPILED_REG_LED_RGB2_o 0x014 +#define SPILED_REG_LED_KBDWR_DIRECT_o 0x018 + +#define SPILED_REG_KBDRD_KNOBS_DIRECT_o 0x020 +#define SPILED_REG_KNOBS_8BIT_o 0x024 + +PeripSpiLed::PeripSpiLed() { + +} + +PeripSpiLed::~PeripSpiLed() { + +} + +bool PeripSpiLed::wword(std::uint32_t address, std::uint32_t value) { +#if 0 + printf("PeripSpiLed::wword address 0x%08lx data 0x%08lx\n", + (unsigned long)address, (unsigned long)value); +#endif + switch (address) { + case SPILED_REG_LED_LINE_o: + spiled_reg_led_line = value; + break; + case SPILED_REG_LED_RGB1_o: + spiled_reg_led_rgb1 = value; + break; + case SPILED_REG_LED_RGB2_o: + spiled_reg_led_rgb2 = value; + break; + default: + break; + } + + emit write_notification(address, value); + + return true; +} + +std::uint32_t PeripSpiLed::rword(std::uint32_t address, bool debug_access) const { + (void)debug_access; + std::uint32_t value = 0x00000000; +#if 0 + printf("PeripSpiLed::rword address 0x%08lx\n", + (unsigned long)address); +#endif + switch (address) { + case SPILED_REG_LED_LINE_o: + value = spiled_reg_led_line; + break; + case SPILED_REG_LED_RGB1_o: + value = spiled_reg_led_rgb1; + break; + case SPILED_REG_LED_RGB2_o: + value = spiled_reg_led_rgb2; + break; + case SPILED_REG_LED_KBDWR_DIRECT_o: + value = spiled_reg_led_kbdwr_direct; + break; + case SPILED_REG_KBDRD_KNOBS_DIRECT_o: + value = spiled_reg_kbdrd_knobs_direct; + break; + case SPILED_REG_KNOBS_8BIT_o: + value = spiled_reg_knobs_8bit; + break; + default: + break; + } + + emit read_notification(address, &value); + + return value; +} + +void PeripSpiLed::red_knob_update(int val) { + spiled_reg_knobs_8bit &= ~(0xff << 16); + spiled_reg_knobs_8bit |= (val & 0xff) << 16; +} + +void PeripSpiLed::green_knob_update(int val) { + spiled_reg_knobs_8bit &= ~(0xff << 8); + spiled_reg_knobs_8bit |= (val & 0xff) << 8; +} + +void PeripSpiLed::blue_knob_update(int val) { + spiled_reg_knobs_8bit &= ~(0xff << 0); + spiled_reg_knobs_8bit |= (val & 0xff) << 0; +} diff --git a/qtmips_machine/peripspiled.h b/qtmips_machine/peripspiled.h new file mode 100644 index 0000000..762b04d --- /dev/null +++ b/qtmips_machine/peripspiled.h @@ -0,0 +1,82 @@ +// 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. + * + ******************************************************************************/ + +#ifndef PERIPSPILED_H +#define PERIPSPILED_H + +#include +#include +#include +#include +#include "machinedefs.h" +#include "memory.h" + +namespace machine { + +class PeripSpiLed : public MemoryAccess { + Q_OBJECT +public: + PeripSpiLed(); + ~PeripSpiLed(); + +signals: + void write_notification(std::uint32_t address, std::uint32_t value); + void read_notification(std::uint32_t address, std::uint32_t *value) const; + + void led_line_changed(uint val) const; + void led_rgb1_changed(int val) const; + void led_rgb2_changed(int val) const; + +public slots: + void red_knob_update(int val); + void green_knob_update(int val); + void blue_knob_update(int val); + +public: + bool wword(std::uint32_t address, std::uint32_t value); + std::uint32_t rword(std::uint32_t address, bool debug_access = false) const; +private: + std::uint32_t spiled_reg_led_line; + std::uint32_t spiled_reg_led_rgb1; + std::uint32_t spiled_reg_led_rgb2; + std::uint32_t spiled_reg_led_kbdwr_direct; + + std::uint32_t spiled_reg_kbdrd_knobs_direct; + std::uint32_t spiled_reg_knobs_8bit; +}; + +} + +#endif // PERIPSPILED_H diff --git a/qtmips_machine/qtmips_machine.pro b/qtmips_machine/qtmips_machine.pro index e63c8a1..961800c 100644 --- a/qtmips_machine/qtmips_machine.pro +++ b/qtmips_machine/qtmips_machine.pro @@ -26,7 +26,8 @@ SOURCES += \ utils.cpp \ physaddrspace.cpp \ peripheral.cpp \ - serialport.cpp + serialport.cpp \ + peripspiled.cpp HEADERS += \ qtmipsmachine.h \ @@ -43,4 +44,5 @@ HEADERS += \ machinedefs.h \ physaddrspace.h \ peripheral.h \ - serialport.h + serialport.h \ + peripspiled.h diff --git a/qtmips_machine/qtmipsmachine.cpp b/qtmips_machine/qtmipsmachine.cpp index 61cac0c..c7a00aa 100644 --- a/qtmips_machine/qtmipsmachine.cpp +++ b/qtmips_machine/qtmipsmachine.cpp @@ -59,6 +59,9 @@ QtMipsMachine::QtMipsMachine(const MachineConfig &cc) : QObject(), mcnf(&cc) { ser_port = new SerialPort(); addressapce_insert_range(ser_port, 0xffffc000, 0xffffc0ff, true); + perip_spi_led = new PeripSpiLed(); + addressapce_insert_range(perip_spi_led, 0xffffc100, 0xffffc1ff, true); + cch_program = new Cache(cpu_mem, &cc.cache_program(), cc.memory_access_time_read(), cc.memory_access_time_write()); cch_data = new Cache(cpu_mem, &cc.cache_data(), cc.memory_access_time_read(), cc.memory_access_time_write()); @@ -136,6 +139,10 @@ SerialPort *QtMipsMachine::serial_port() { return ser_port; } +PeripSpiLed *QtMipsMachine::peripheral_spi_led() { + return perip_spi_led; +} + const Core *QtMipsMachine::core() { return cr; } diff --git a/qtmips_machine/qtmipsmachine.h b/qtmips_machine/qtmipsmachine.h index 3680a71..b49cb2f 100644 --- a/qtmips_machine/qtmipsmachine.h +++ b/qtmips_machine/qtmipsmachine.h @@ -48,6 +48,7 @@ #include #include #include +#include namespace machine { @@ -67,6 +68,7 @@ public: const Cache *cache_data(); Cache *cache_data_rw(); SerialPort *serial_port(); + PeripSpiLed *peripheral_spi_led(); const Core *core(); const CoreSingle *core_singe(); const CorePipelined *core_pipelined(); @@ -113,6 +115,7 @@ private: Memory *mem, *mem_program_only; PhysAddrSpace *physaddrspace; SerialPort *ser_port; + PeripSpiLed *perip_spi_led; Cache *cch_program, *cch_data; Core *cr; -- cgit v1.2.3