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///////////////////////////////////////////////////////////////////////////////
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//
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// Filename: zippy_tb.cpp
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//
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// Project: Zip CPU -- a small, lightweight, RISC CPU soft core
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//
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// Purpose: A bench simulator for the CPU. Eventually, you should be
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// able to give this program the name of a piece of compiled
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// code to load into memory. For now, we hand assemble with the
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// computers help.
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//
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//
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// Creator: Dan Gisselquist, Ph.D.
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// Gisselquist Tecnology, LLC
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//
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///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2015, Gisselquist Technology, LLC
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//
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// This program is free software (firmware): you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as published
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// by the Free Software Foundation, either version 3 of the License, or (at
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// your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// License: GPL, v3, as defined and found on www.gnu.org,
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// http://www.gnu.org/licenses/gpl.html
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//
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//
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///////////////////////////////////////////////////////////////////////////////
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//
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//
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#include <signal.h>
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#include <time.h>
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#include <unistd.h>
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#include <poll.h>
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#include <ctype.h>
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#include <ncurses.h>
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#include "verilated.h"
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#include "Vzipsystem.h"
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#include "cpudefs.h"
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#include "testb.h"
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// #include "twoc.h"
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// #include "qspiflashsim.h"
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#include "memsim.h"
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#include "zopcodes.h"
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#include "zparser.h"
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#define CMD_REG 0
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#define CMD_DATA 1
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#define CMD_HALT (1<<10)
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#define CMD_STALL (1<<9)
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#define CMD_INT (1<<7)
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#define CMD_RESET (1<<6)
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#define CMD_STEP ((1<<8)|CMD_HALT)
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#define KEY_ESCAPE 27
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#define KEY_RETURN 10
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#define CTRL(X) ((X)&0x01f)
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// No particular "parameters" need definition or redefinition here.
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class ZIPPY_TB : public TESTB<Vzipsystem> {
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public:
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unsigned long m_mem_size;
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MEMSIM m_mem;
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// QSPIFLASHSIM m_flash;
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FILE *dbg_fp;
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bool dbg_flag, bomb, m_show_user_timers;
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int m_cursor;
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ZIPPY_TB(void) : m_mem_size(1<<20), m_mem(m_mem_size) {
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if (false) {
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dbg_fp = fopen("dbg.txt", "w");
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dbg_flag = true;
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} else {
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dbg_fp = NULL;
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dbg_flag = false;
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}
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bomb = false;
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m_cursor = 0;
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m_show_user_timers = false;
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}
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void reset(void) {
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// m_flash.debug(false);
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TESTB<Vzipsystem>::reset();
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}
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bool on_tick(void) {
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tick();
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return true;
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}
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void showval(int y, int x, const char *lbl, unsigned int v, bool c) {
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if (c)
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mvprintw(y,x, ">%s> 0x%08x<", lbl, v);
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else
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mvprintw(y,x, " %s: 0x%08x ", lbl, v);
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}
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void dispreg(int y, int x, const char *n, unsigned int v, bool c) {
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// 4,4,8,1 = 17 of 20, +3 = 19
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if (c)
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mvprintw(y, x, ">%s> 0x%08x<", n, v);
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else
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mvprintw(y, x, " %s: 0x%08x ", n, v);
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}
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void showreg(int y, int x, const char *n, int r, bool c) {
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// 4,4,8,1 = 17 of 20, +3 = 19
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if (c)
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mvprintw(y, x, ">%s> 0x%08x", n, m_core->v__DOT__thecpu__DOT__regset[r]);
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else
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mvprintw(y, x, " %s: 0x%08x", n, m_core->v__DOT__thecpu__DOT__regset[r]);
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addch( ((r == m_core->v__DOT__thecpu__DOT__dcdA)
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&&(m_core->v__DOT__thecpu__DOT__dcdvalid)
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&&(m_core->v__DOT__thecpu__DOT__dcdA_rd))
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?'a':((c)?'<':' '));
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addch( ((r == m_core->v__DOT__thecpu__DOT__dcdB)
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&&(m_core->v__DOT__thecpu__DOT__dcdvalid)
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&&(m_core->v__DOT__thecpu__DOT__dcdB_rd))
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?'b':((c)?'<':' '));
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addch( ((r == m_core->v__DOT__thecpu__DOT__wr_reg_id)
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&&(m_core->v__DOT__thecpu__DOT__wr_reg_ce))
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?'W':((c)?'<':' '));
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}
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void showins(int y, const char *lbl, const int ce, const int valid,
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const int gie, const int stall, const unsigned int pc) {
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char line[80];
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if (ce)
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mvprintw(y, 0, "Ck ");
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else
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mvprintw(y, 0, " ");
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if (stall)
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printw("Stl ");
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else
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printw(" ");
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printw("%s: 0x%08x", lbl, pc);
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if (valid) {
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if (gie) attroff(A_BOLD);
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else attron(A_BOLD);
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zipi_to_string(m_mem[pc], line);
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printw(" %-24s", &line[1]);
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} else {
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attroff(A_BOLD);
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printw(" (0x%08x)%28s", m_mem[pc],"");
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}
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attroff(A_BOLD);
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}
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void dbgins(const char *lbl, const int ce, const int valid,
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const int gie, const int stall, const unsigned int pc) {
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char line[80];
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if (!dbg_fp)
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return;
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if (ce)
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fprintf(dbg_fp, "%s Ck ", lbl);
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else
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fprintf(dbg_fp, "%s ", lbl);
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if (stall)
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fprintf(dbg_fp, "Stl ");
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else
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fprintf(dbg_fp, " ");
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fprintf(dbg_fp, "0x%08x: ", pc);
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if (valid) {
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zipi_to_string(m_mem[pc], line);
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fprintf(dbg_fp, " %-20s\n", &line[1]);
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} else {
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fprintf(dbg_fp, " (0x%08x)\n", m_mem[pc]);
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}
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}
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void show_state(void) {
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int ln= 0;
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mvprintw(ln,0, "Peripherals-SS"); ln++;
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#ifdef OPT_ILLEGAL_INSTRUCTION
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printw(" %s",
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// (m_core->v__DOT__thecpu__DOT__pf_illegal)?"PI":" ",
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(m_core->v__DOT__thecpu__DOT__dcd_illegal)?"DI":" "
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);
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#endif
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#ifdef OPT_EARLY_BRANCHING
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printw(" %s%s",
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(m_core->v__DOT__thecpu__DOT__dcd_early_branch)?"EB":" ",
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(m_core->v__DOT__thecpu__DOT__dcd_early_branch_stb)?"S":" ");
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#endif
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dgisselq |
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/*
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showval(ln, 1, "TRAP", m_core->v__DOT__trap_data);
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mvprintw(ln, 17, "%s%s",
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((m_core->v__DOT__sys_cyc)
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&&(m_core->v__DOT__sys_we)
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&&(m_core->v__DOT__sys_addr == 0))?"W":" ",
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(m_core->v__DOT__trap_int)?"I":" ");
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*/
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showval(ln, 0, "PIC ", m_core->v__DOT__pic_data, (m_cursor==0));
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showval(ln,20, "WDT ", m_core->v__DOT__watchdog__DOT__r_value, (m_cursor==1));
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// showval(ln,40, "CACH", m_core->v__DOT__manualcache__DOT__cache_base, (m_cursor==2));
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dgisselq |
showval(ln,60, "PIC2", m_core->v__DOT__ctri__DOT__r_int_state, (m_cursor==3));
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dgisselq |
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ln++;
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dgisselq |
showval(ln, 0, "TMRA", m_core->v__DOT__timer_a__DOT__r_value, (m_cursor==4));
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showval(ln,20, "TMRB", m_core->v__DOT__timer_b__DOT__r_value, (m_cursor==5));
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showval(ln,40, "TMRB", m_core->v__DOT__timer_c__DOT__r_value, (m_cursor==6));
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showval(ln,60, "JIF ", m_core->v__DOT__jiffies__DOT__r_counter, (m_cursor==7));
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dgisselq |
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dgisselq |
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if (!m_show_user_timers) {
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ln++;
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showval(ln, 0, "MTSK", m_core->v__DOT__mtc_data, (m_cursor==8));
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showval(ln,20, "MOST", m_core->v__DOT__moc_data, (m_cursor==9));
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showval(ln,40, "MPST", m_core->v__DOT__mpc_data, (m_cursor==10));
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showval(ln,60, "MICT", m_core->v__DOT__mic_data, (m_cursor==11));
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} else {
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ln++;
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showval(ln, 0, "UTSK", m_core->v__DOT__utc_data, (m_cursor==8));
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showval(ln,20, "UOST", m_core->v__DOT__uoc_data, (m_cursor==9));
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showval(ln,40, "UPST", m_core->v__DOT__upc_data, (m_cursor==10));
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showval(ln,60, "UICT", m_core->v__DOT__uic_data, (m_cursor==11));
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}
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dgisselq |
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ln++;
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mvprintw(ln, 40, "%s %s",
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(m_core->v__DOT__cpu_halt)? "CPU-HALT": " ",
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(m_core->v__DOT__cpu_reset)?"CPU-RESET":" "); ln++;
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| 241 |
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mvprintw(ln, 40, "%s %s %s 0x%02x",
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| 242 |
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(m_core->v__DOT__cmd_halt)? "HALT": " ",
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(m_core->v__DOT__cmd_reset)?"RESET":" ",
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(m_core->v__DOT__cmd_step)? "STEP" :" ",
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(m_core->v__DOT__cmd_addr)&0x3f);
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| 246 |
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if (m_core->v__DOT__thecpu__DOT__gie)
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| 247 |
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attroff(A_BOLD);
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| 248 |
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else
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| 249 |
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attron(A_BOLD);
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| 250 |
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mvprintw(ln, 0, "Supervisor Registers");
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| 251 |
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ln++;
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| 252 |
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| 253 |
34 |
dgisselq |
showreg(ln, 0, "sR0 ", 0, (m_cursor==12));
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| 254 |
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showreg(ln,20, "sR1 ", 1, (m_cursor==13));
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| 255 |
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showreg(ln,40, "sR2 ", 2, (m_cursor==14));
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| 256 |
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showreg(ln,60, "sR3 ", 3, (m_cursor==15)); ln++;
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| 257 |
2 |
dgisselq |
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| 258 |
34 |
dgisselq |
showreg(ln, 0, "sR4 ", 4, (m_cursor==16));
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| 259 |
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showreg(ln,20, "sR5 ", 5, (m_cursor==17));
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| 260 |
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showreg(ln,40, "sR6 ", 6, (m_cursor==18));
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| 261 |
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showreg(ln,60, "sR7 ", 7, (m_cursor==19)); ln++;
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| 262 |
2 |
dgisselq |
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| 263 |
34 |
dgisselq |
showreg(ln, 0, "sR8 ", 8, (m_cursor==20));
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| 264 |
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showreg(ln,20, "sR9 ", 9, (m_cursor==21));
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| 265 |
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showreg(ln,40, "sR10", 10, (m_cursor==22));
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| 266 |
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showreg(ln,60, "sR11", 11, (m_cursor==23)); ln++;
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| 267 |
2 |
dgisselq |
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| 268 |
34 |
dgisselq |
showreg(ln, 0, "sR12", 12, (m_cursor==24));
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| 269 |
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showreg(ln,20, "sSP ", 13, (m_cursor==25));
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| 270 |
36 |
dgisselq |
mvprintw(ln,40, "%ssCC :%s%s%s%s%s%s%s%s%s",
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(m_cursor==26)?">":" ",
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(m_core->v__DOT__thecpu__DOT__trap)?"TP":" ",
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(m_core->v__DOT__thecpu__DOT__break_en)?"BK":" ",
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(m_core->v__DOT__thecpu__DOT__step)?"ST":" ",
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| 275 |
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(m_core->v__DOT__thecpu__DOT__sleep)?"SL":" ",
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| 276 |
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(m_core->v__DOT__thecpu__DOT__gie)?"IE":" ",
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| 277 |
2 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__iflags&8)?"V":" ",
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| 278 |
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(m_core->v__DOT__thecpu__DOT__iflags&4)?"N":" ",
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| 279 |
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(m_core->v__DOT__thecpu__DOT__iflags&2)?"C":" ",
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(m_core->v__DOT__thecpu__DOT__iflags&1)?"Z":" ");
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| 281 |
34 |
dgisselq |
showval(ln,60, "sPC ", m_core->v__DOT__thecpu__DOT__ipc, (m_cursor==27));
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| 282 |
2 |
dgisselq |
ln++;
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| 283 |
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| 284 |
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if (m_core->v__DOT__thecpu__DOT__gie)
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| 285 |
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attron(A_BOLD);
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| 286 |
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else
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| 287 |
|
|
attroff(A_BOLD);
|
| 288 |
|
|
mvprintw(ln, 0, "User Registers"); ln++;
|
| 289 |
34 |
dgisselq |
showreg(ln, 0, "uR0 ", 16, (m_cursor==28));
|
| 290 |
|
|
showreg(ln,20, "uR1 ", 17, (m_cursor==29));
|
| 291 |
|
|
showreg(ln,40, "uR2 ", 18, (m_cursor==30));
|
| 292 |
|
|
showreg(ln,60, "uR3 ", 19, (m_cursor==31)); ln++;
|
| 293 |
2 |
dgisselq |
|
| 294 |
34 |
dgisselq |
showreg(ln, 0, "uR4 ", 20, (m_cursor==32));
|
| 295 |
|
|
showreg(ln,20, "uR5 ", 21, (m_cursor==33));
|
| 296 |
|
|
showreg(ln,40, "uR6 ", 22, (m_cursor==34));
|
| 297 |
|
|
showreg(ln,60, "uR7 ", 23, (m_cursor==35)); ln++;
|
| 298 |
2 |
dgisselq |
|
| 299 |
34 |
dgisselq |
showreg(ln, 0, "uR8 ", 24, (m_cursor==36));
|
| 300 |
|
|
showreg(ln,20, "uR9 ", 25, (m_cursor==37));
|
| 301 |
|
|
showreg(ln,40, "uR10", 26, (m_cursor==38));
|
| 302 |
|
|
showreg(ln,60, "uR11", 27, (m_cursor==39)); ln++;
|
| 303 |
2 |
dgisselq |
|
| 304 |
34 |
dgisselq |
showreg(ln, 0, "uR12", 28, (m_cursor==40));
|
| 305 |
|
|
showreg(ln,20, "uSP ", 29, (m_cursor==41));
|
| 306 |
43 |
dgisselq |
mvprintw(ln,40, "%cuCC :%s%s%s%s%s%s%s%s",
|
| 307 |
|
|
(m_cursor == 42)?'>':' ',
|
| 308 |
27 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__trap)?"TRP":" ",
|
| 309 |
|
|
(m_core->v__DOT__thecpu__DOT__step)?"STP":" ",
|
| 310 |
|
|
(m_core->v__DOT__thecpu__DOT__sleep)?"SLP":" ",
|
| 311 |
|
|
(m_core->v__DOT__thecpu__DOT__gie)?"GIE":" ",
|
| 312 |
2 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__flags&8)?"V":" ",
|
| 313 |
|
|
(m_core->v__DOT__thecpu__DOT__flags&4)?"N":" ",
|
| 314 |
|
|
(m_core->v__DOT__thecpu__DOT__flags&2)?"C":" ",
|
| 315 |
|
|
(m_core->v__DOT__thecpu__DOT__flags&1)?"Z":" ");
|
| 316 |
34 |
dgisselq |
showval(ln,60, "uPC ", m_core->v__DOT__thecpu__DOT__upc, (m_cursor==43));
|
| 317 |
2 |
dgisselq |
|
| 318 |
|
|
attroff(A_BOLD);
|
| 319 |
|
|
ln+=1;
|
| 320 |
|
|
|
| 321 |
39 |
dgisselq |
#ifdef OPT_SINGLE_FETCH
|
| 322 |
|
|
ln+=2;
|
| 323 |
|
|
#else
|
| 324 |
36 |
dgisselq |
mvprintw(ln, 0, "PFPIPE: rda=%08x/%d, bas=%08x, off=%08x, nv=%03x, ackw=%d,%d%d,%04x",
|
| 325 |
2 |
dgisselq |
m_core->v__DOT__thecpu__DOT__pf__DOT__r_addr,
|
| 326 |
|
|
m_core->v__DOT__thecpu__DOT__pf__DOT__r_cv,
|
| 327 |
|
|
m_core->v__DOT__thecpu__DOT__pf__DOT__r_cache_base,
|
| 328 |
|
|
m_core->v__DOT__thecpu__DOT__pf__DOT__r_cache_offset,
|
| 329 |
4 |
dgisselq |
m_core->v__DOT__thecpu__DOT__pf__DOT__r_nvalid,
|
| 330 |
36 |
dgisselq |
m_core->v__DOT__thecpu__DOT__pf__DOT__r_acks_waiting,
|
| 331 |
|
|
m_core->v__DOT__thecpu__DOT__pf__DOT__w_cv,
|
| 332 |
|
|
m_core->v__DOT__thecpu__DOT__pf__DOT__r_cv,
|
| 333 |
|
|
m_core->v__DOT__thecpu__DOT__pf__DOT__r_addr&0x0ffff);
|
| 334 |
2 |
dgisselq |
ln++;
|
| 335 |
|
|
mvprintw(ln, 0, "PF BUS: %3s %3s %s @0x%08x[0x%08x] -> %s %s %08x",
|
| 336 |
|
|
(m_core->v__DOT__thecpu__DOT__pf_cyc)?"CYC":" ",
|
| 337 |
|
|
(m_core->v__DOT__thecpu__DOT__pf_stb)?"STB":" ",
|
| 338 |
|
|
" ", // (m_core->v__DOT__thecpu__DOT__pf_we )?"WE":" ",
|
| 339 |
|
|
(m_core->v__DOT__thecpu__DOT__pf_addr),
|
| 340 |
|
|
0, // (m_core->v__DOT__thecpu__DOT__pf_data),
|
| 341 |
|
|
(m_core->v__DOT__thecpu__DOT__pf_ack)?"ACK":" ",
|
| 342 |
36 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__pf_stall)?"STL":" ",
|
| 343 |
2 |
dgisselq |
(m_core->v__DOT__wb_data)); ln++;
|
| 344 |
39 |
dgisselq |
#endif
|
| 345 |
2 |
dgisselq |
|
| 346 |
|
|
mvprintw(ln, 0, "MEMBUS: %3s %3s %s @0x%08x[0x%08x] -> %s %s %08x",
|
| 347 |
36 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__mem_cyc_gbl)?"GCY"
|
| 348 |
|
|
:((m_core->v__DOT__thecpu__DOT__mem_cyc_lcl)?"LCY":" "),
|
| 349 |
|
|
(m_core->v__DOT__thecpu__DOT__mem_stb_gbl)?"GSB"
|
| 350 |
|
|
:((m_core->v__DOT__thecpu__DOT__mem_stb_lcl)?"LSB":" "),
|
| 351 |
2 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__mem_we )?"WE":" ",
|
| 352 |
|
|
(m_core->v__DOT__thecpu__DOT__mem_addr),
|
| 353 |
|
|
(m_core->v__DOT__thecpu__DOT__mem_data),
|
| 354 |
|
|
(m_core->v__DOT__thecpu__DOT__mem_ack)?"ACK":" ",
|
| 355 |
36 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__mem_stall)?"STL":" ",
|
| 356 |
39 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__mem_result));
|
| 357 |
|
|
// #define OPT_PIPELINED_BUS_ACCESS
|
| 358 |
|
|
#ifdef OPT_PIPELINED_BUS_ACCESS
|
| 359 |
|
|
printw(" %x%x%c%c",
|
| 360 |
|
|
(m_core->v__DOT__thecpu__DOT__domem__DOT__wraddr),
|
| 361 |
|
|
(m_core->v__DOT__thecpu__DOT__domem__DOT__rdaddr),
|
| 362 |
|
|
(m_core->v__DOT__thecpu__DOT__op_pipe)?'P':'-',
|
| 363 |
|
|
(mem_pipe_stalled())?'S':'-'); ln++;
|
| 364 |
|
|
#else
|
| 365 |
|
|
ln++;
|
| 366 |
|
|
#endif
|
| 367 |
2 |
dgisselq |
|
| 368 |
36 |
dgisselq |
mvprintw(ln, 0, "SYSBS%c: %3s %3s %s @0x%08x[0x%08x] -> %s %s %08x",
|
| 369 |
|
|
(m_core->v__DOT__thecpu__DOT__pformem__DOT__r_a_owner)?'M':'P',
|
| 370 |
2 |
dgisselq |
(m_core->o_wb_cyc)?"CYC":" ",
|
| 371 |
|
|
(m_core->o_wb_stb)?"STB":" ",
|
| 372 |
|
|
(m_core->o_wb_we )?"WE":" ",
|
| 373 |
|
|
(m_core->o_wb_addr),
|
| 374 |
|
|
(m_core->o_wb_data),
|
| 375 |
|
|
(m_core->i_wb_ack)?"ACK":" ",
|
| 376 |
|
|
(m_core->i_wb_stall)?"STL":" ",
|
| 377 |
|
|
(m_core->i_wb_data)); ln+=2;
|
| 378 |
39 |
dgisselq |
#ifdef OPT_PIPELINED_BUS_ACCESS
|
| 379 |
|
|
mvprintw(ln-1, 0, "Mem CE: %d = %d%d%d%d%d, stall: %d = %d%d(%d|%d%d|..)",
|
| 380 |
|
|
(m_core->v__DOT__thecpu__DOT__mem_ce),
|
| 381 |
43 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__master_ce), //1
|
| 382 |
|
|
(m_core->v__DOT__thecpu__DOT__opvalid_mem), //0
|
| 383 |
|
|
(!m_core->v__DOT__thecpu__DOT__clear_pipeline), //1
|
| 384 |
|
|
(m_core->v__DOT__thecpu__DOT__set_cond), //1
|
| 385 |
|
|
(!m_core->v__DOT__thecpu__DOT__mem_stalled), //1
|
| 386 |
2 |
dgisselq |
|
| 387 |
39 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__mem_stalled),
|
| 388 |
|
|
(m_core->v__DOT__thecpu__DOT__opvalid_mem),
|
| 389 |
|
|
(m_core->v__DOT__thecpu__DOT__master_ce),
|
| 390 |
|
|
(mem_pipe_stalled()),
|
| 391 |
|
|
(!m_core->v__DOT__thecpu__DOT__op_pipe),
|
| 392 |
|
|
(m_core->v__DOT__thecpu__DOT__mem_busy));
|
| 393 |
|
|
printw(" op_pipe = %d%d%d%d%d(%d|%d)",
|
| 394 |
|
|
(m_core->v__DOT__thecpu__DOT__dcdvalid),
|
| 395 |
|
|
(m_core->v__DOT__thecpu__DOT__opvalid_mem),
|
| 396 |
|
|
(m_core->v__DOT__thecpu__DOT__dcdM),
|
| 397 |
|
|
(!((m_core->v__DOT__thecpu__DOT__dcdOp
|
| 398 |
|
|
^m_core->v__DOT__thecpu__DOT__opn)&1)),
|
| 399 |
|
|
(m_core->v__DOT__thecpu__DOT__dcdB
|
| 400 |
|
|
== m_core->v__DOT__thecpu__DOT__op_B),
|
| 401 |
|
|
(m_core->v__DOT__thecpu__DOT__r_dcdI
|
| 402 |
|
|
== m_core->v__DOT__thecpu__DOT__r_opI),
|
| 403 |
|
|
(m_core->v__DOT__thecpu__DOT__r_dcdI+1
|
| 404 |
|
|
== m_core->v__DOT__thecpu__DOT__r_opI));
|
| 405 |
|
|
mvprintw(4,4,"r_dcdI = 0x%06x, r_opI = 0x%06x",
|
| 406 |
|
|
(m_core->v__DOT__thecpu__DOT__r_dcdI),
|
| 407 |
|
|
(m_core->v__DOT__thecpu__DOT__r_opI));
|
| 408 |
|
|
#endif
|
| 409 |
|
|
mvprintw(4,42,"0x%08x", m_core->v__DOT__thecpu__DOT__instruction);
|
| 410 |
43 |
dgisselq |
printw(" A:%c%c B:%c",
|
| 411 |
|
|
(m_core->v__DOT__thecpu__DOT__opA_alu)?'A':'-',
|
| 412 |
|
|
(m_core->v__DOT__thecpu__DOT__opA_mem)?'M':'-',
|
| 413 |
|
|
(m_core->v__DOT__thecpu__DOT__opB_alu)?'A':'-');
|
| 414 |
39 |
dgisselq |
|
| 415 |
|
|
|
| 416 |
2 |
dgisselq |
showins(ln, "I ",
|
| 417 |
|
|
!m_core->v__DOT__thecpu__DOT__dcd_stalled,
|
| 418 |
|
|
m_core->v__DOT__thecpu__DOT__pf_valid,
|
| 419 |
|
|
//m_core->v__DOT__thecpu__DOT__instruction_gie,
|
| 420 |
|
|
m_core->v__DOT__thecpu__DOT__gie,
|
| 421 |
|
|
0,
|
| 422 |
36 |
dgisselq |
m_core->v__DOT__thecpu__DOT__instruction_pc); ln++;
|
| 423 |
|
|
// m_core->v__DOT__thecpu__DOT__pf_pc); ln++;
|
| 424 |
2 |
dgisselq |
|
| 425 |
|
|
showins(ln, "Dc",
|
| 426 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_ce,
|
| 427 |
|
|
m_core->v__DOT__thecpu__DOT__dcdvalid,
|
| 428 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_gie,
|
| 429 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_stalled,
|
| 430 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_pc-1); ln++;
|
| 431 |
39 |
dgisselq |
#ifdef OPT_ILLEGAL_INSTRUCTION
|
| 432 |
|
|
if (m_core->v__DOT__thecpu__DOT__dcd_illegal)
|
| 433 |
|
|
mvprintw(ln-1,10,"I");
|
| 434 |
|
|
else
|
| 435 |
|
|
#endif
|
| 436 |
|
|
if (m_core->v__DOT__thecpu__DOT__dcdM)
|
| 437 |
|
|
mvprintw(ln-1,10,"M");
|
| 438 |
2 |
dgisselq |
|
| 439 |
|
|
showins(ln, "Op",
|
| 440 |
|
|
m_core->v__DOT__thecpu__DOT__op_ce,
|
| 441 |
|
|
m_core->v__DOT__thecpu__DOT__opvalid,
|
| 442 |
|
|
m_core->v__DOT__thecpu__DOT__op_gie,
|
| 443 |
|
|
m_core->v__DOT__thecpu__DOT__op_stall,
|
| 444 |
39 |
dgisselq |
op_pc()); ln++;
|
| 445 |
|
|
#ifdef OPT_ILLEGAL_INSTRUCTION
|
| 446 |
|
|
if (m_core->v__DOT__thecpu__DOT__op_illegal)
|
| 447 |
|
|
mvprintw(ln-1,10,"I");
|
| 448 |
|
|
else
|
| 449 |
|
|
#endif
|
| 450 |
|
|
if (m_core->v__DOT__thecpu__DOT__opvalid_mem)
|
| 451 |
|
|
mvprintw(ln-1,10,"M");
|
| 452 |
|
|
else if (m_core->v__DOT__thecpu__DOT__opvalid_alu)
|
| 453 |
|
|
mvprintw(ln-1,10,"A");
|
| 454 |
2 |
dgisselq |
|
| 455 |
|
|
showins(ln, "Al",
|
| 456 |
|
|
m_core->v__DOT__thecpu__DOT__alu_ce,
|
| 457 |
|
|
m_core->v__DOT__thecpu__DOT__alu_pc_valid,
|
| 458 |
|
|
m_core->v__DOT__thecpu__DOT__alu_gie,
|
| 459 |
|
|
m_core->v__DOT__thecpu__DOT__alu_stall,
|
| 460 |
39 |
dgisselq |
alu_pc()); ln++;
|
| 461 |
|
|
if (m_core->v__DOT__thecpu__DOT__wr_reg_ce)
|
| 462 |
|
|
mvprintw(ln-1,10,"W");
|
| 463 |
2 |
dgisselq |
|
| 464 |
39 |
dgisselq |
mvprintw(ln-5, 65,"%s %s",
|
| 465 |
27 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__op_break)?"OB":" ",
|
| 466 |
|
|
(m_core->v__DOT__thecpu__DOT__clear_pipeline)?"CLRP":" ");
|
| 467 |
2 |
dgisselq |
mvprintw(ln-4, 48,
|
| 468 |
|
|
(m_core->v__DOT__thecpu__DOT__new_pc)?"new-pc":" ");
|
| 469 |
|
|
printw("(%s:%02x,%x)",
|
| 470 |
|
|
(m_core->v__DOT__thecpu__DOT__set_cond)?"SET":" ",
|
| 471 |
|
|
(m_core->v__DOT__thecpu__DOT__opF&0x0ff),
|
| 472 |
|
|
(m_core->v__DOT__thecpu__DOT__op_gie)
|
| 473 |
|
|
? (m_core->v__DOT__thecpu__DOT__w_uflags)
|
| 474 |
|
|
: (m_core->v__DOT__thecpu__DOT__w_iflags));
|
| 475 |
|
|
|
| 476 |
|
|
printw("(%s%s%s:%02x)",
|
| 477 |
|
|
(m_core->v__DOT__thecpu__DOT__opF_wr)?"OF":" ",
|
| 478 |
|
|
(m_core->v__DOT__thecpu__DOT__alF_wr)?"FL":" ",
|
| 479 |
|
|
(m_core->v__DOT__thecpu__DOT__wr_flags_ce)?"W":" ",
|
| 480 |
|
|
(m_core->v__DOT__thecpu__DOT__alu_flags));
|
| 481 |
|
|
/*
|
| 482 |
|
|
mvprintw(ln-3, 48, "dcdI : 0x%08x",
|
| 483 |
|
|
m_core->v__DOT__thecpu__DOT__dcdI);
|
| 484 |
|
|
mvprintw(ln-2, 48, "r_opB: 0x%08x",
|
| 485 |
|
|
m_core->v__DOT__thecpu__DOT__opB);
|
| 486 |
|
|
*/
|
| 487 |
27 |
dgisselq |
mvprintw(ln-3, 48, "Op(%x)%8x,%8x->",
|
| 488 |
2 |
dgisselq |
m_core->v__DOT__thecpu__DOT__opn,
|
| 489 |
27 |
dgisselq |
m_core->v__DOT__thecpu__DOT__r_opA,
|
| 490 |
|
|
m_core->v__DOT__thecpu__DOT__r_opB);
|
| 491 |
|
|
if (m_core->v__DOT__thecpu__DOT__alu_valid)
|
| 492 |
|
|
printw("%08x", m_core->v__DOT__thecpu__DOT__alu_result);
|
| 493 |
|
|
else
|
| 494 |
|
|
printw("%8s","");
|
| 495 |
2 |
dgisselq |
mvprintw(ln-1, 48, "MEM: %s%s %s%s %s %-5s",
|
| 496 |
27 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__opvalid_mem)?"M":" ",
|
| 497 |
2 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__mem_ce)?"CE":" ",
|
| 498 |
|
|
(m_core->v__DOT__thecpu__DOT__mem_we)?"Wr ":"Rd ",
|
| 499 |
|
|
(m_core->v__DOT__thecpu__DOT__mem_stalled)?"PIPE":" ",
|
| 500 |
39 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__mem_valid)?"V":" ",
|
| 501 |
2 |
dgisselq |
zop_regstr[(m_core->v__DOT__thecpu__DOT__mem_wreg&0x1f)^0x10]);
|
| 502 |
|
|
}
|
| 503 |
|
|
|
| 504 |
43 |
dgisselq |
void show_user_timers(bool v) {
|
| 505 |
|
|
m_show_user_timers = v;
|
| 506 |
|
|
}
|
| 507 |
|
|
|
| 508 |
2 |
dgisselq |
unsigned int cmd_read(unsigned int a) {
|
| 509 |
|
|
if (dbg_fp) {
|
| 510 |
|
|
dbg_flag= true;
|
| 511 |
|
|
fprintf(dbg_fp, "CMD-READ(%d)\n", a);
|
| 512 |
|
|
}
|
| 513 |
|
|
wb_write(CMD_REG, CMD_HALT|(a&0x3f));
|
| 514 |
|
|
while((wb_read(CMD_REG) & CMD_STALL) == 0)
|
| 515 |
|
|
;
|
| 516 |
|
|
unsigned int v = wb_read(CMD_DATA);
|
| 517 |
|
|
|
| 518 |
|
|
if (dbg_flag)
|
| 519 |
|
|
fprintf(dbg_fp, "CMD-READ(%d) = 0x%08x\n", a,
|
| 520 |
|
|
v);
|
| 521 |
|
|
dbg_flag = false;
|
| 522 |
|
|
return v;
|
| 523 |
|
|
}
|
| 524 |
|
|
|
| 525 |
34 |
dgisselq |
void cmd_write(unsigned int a, int v) {
|
| 526 |
|
|
if ((a&0x0f)==0x0f)
|
| 527 |
|
|
dbg_flag = true;
|
| 528 |
|
|
wb_write(CMD_REG, CMD_HALT|(a&0x3f));
|
| 529 |
|
|
while((wb_read(CMD_REG) & CMD_STALL) == 0)
|
| 530 |
|
|
;
|
| 531 |
|
|
if (dbg_flag)
|
| 532 |
|
|
fprintf(dbg_fp, "CMD-WRITE(%d) <= 0x%08x\n", a, v);
|
| 533 |
|
|
wb_write(CMD_DATA, v);
|
| 534 |
|
|
}
|
| 535 |
|
|
|
| 536 |
27 |
dgisselq |
bool halted(void) {
|
| 537 |
|
|
return (m_core->v__DOT__cmd_halt != 0);
|
| 538 |
|
|
}
|
| 539 |
|
|
|
| 540 |
2 |
dgisselq |
void read_state(void) {
|
| 541 |
|
|
int ln= 0;
|
| 542 |
34 |
dgisselq |
bool gie;
|
| 543 |
2 |
dgisselq |
|
| 544 |
34 |
dgisselq |
if (m_cursor < 0)
|
| 545 |
|
|
m_cursor = 0;
|
| 546 |
|
|
else if (m_cursor >= 44)
|
| 547 |
|
|
m_cursor = 43;
|
| 548 |
|
|
|
| 549 |
|
|
mvprintw(ln,0, "Peripherals-RS");
|
| 550 |
|
|
mvprintw(ln,40,"%-40s", "CPU State: ");
|
| 551 |
|
|
{
|
| 552 |
|
|
unsigned int v = wb_read(CMD_REG);
|
| 553 |
|
|
mvprintw(ln,51, "");
|
| 554 |
|
|
if (v & 0x010000)
|
| 555 |
|
|
printw("EXT-INT ");
|
| 556 |
|
|
if ((v & 0x003000) == 0x03000)
|
| 557 |
|
|
printw("Halted ");
|
| 558 |
|
|
else if (v & 0x001000)
|
| 559 |
|
|
printw("Sleeping ");
|
| 560 |
|
|
else if (v & 0x002000)
|
| 561 |
|
|
printw("Supervisor Mod ");
|
| 562 |
|
|
if (v & 0x008000)
|
| 563 |
|
|
printw("Break-Enabled ");
|
| 564 |
|
|
if (v & 0x000080)
|
| 565 |
|
|
printw("PIC Enabled ");
|
| 566 |
|
|
} ln++;
|
| 567 |
|
|
showval(ln, 0, "PIC ", cmd_read(32+ 0), (m_cursor==0));
|
| 568 |
|
|
showval(ln,20, "WDT ", cmd_read(32+ 1), (m_cursor==1));
|
| 569 |
36 |
dgisselq |
// showval(ln,40, "CACH", cmd_read(32+ 2), (m_cursor==2));
|
| 570 |
34 |
dgisselq |
showval(ln,60, "PIC2", cmd_read(32+ 3), (m_cursor==3));
|
| 571 |
2 |
dgisselq |
ln++;
|
| 572 |
34 |
dgisselq |
showval(ln, 0, "TMRA", cmd_read(32+ 4), (m_cursor==4));
|
| 573 |
|
|
showval(ln,20, "TMRB", cmd_read(32+ 5), (m_cursor==5));
|
| 574 |
|
|
showval(ln,40, "TMRC", cmd_read(32+ 6), (m_cursor==6));
|
| 575 |
|
|
showval(ln,60, "JIF ", cmd_read(32+ 7), (m_cursor==7));
|
| 576 |
2 |
dgisselq |
|
| 577 |
|
|
ln++;
|
| 578 |
43 |
dgisselq |
if (!m_show_user_timers) {
|
| 579 |
|
|
showval(ln, 0, "UTSK", cmd_read(32+8), (m_cursor==8));
|
| 580 |
|
|
showval(ln,20, "UMST", cmd_read(32+9), (m_cursor==9));
|
| 581 |
|
|
showval(ln,40, "UPST", cmd_read(32+10), (m_cursor==10));
|
| 582 |
|
|
showval(ln,60, "UICT", cmd_read(32+11), (m_cursor==11));
|
| 583 |
|
|
} else {
|
| 584 |
|
|
showval(ln, 0, "UTSK", cmd_read(32+12), (m_cursor==8));
|
| 585 |
|
|
showval(ln,20, "UMST", cmd_read(32+13), (m_cursor==9));
|
| 586 |
|
|
showval(ln,40, "UPST", cmd_read(32+14), (m_cursor==10));
|
| 587 |
|
|
showval(ln,60, "UICT", cmd_read(32+15), (m_cursor==11));
|
| 588 |
|
|
}
|
| 589 |
2 |
dgisselq |
|
| 590 |
|
|
ln++;
|
| 591 |
|
|
ln++;
|
| 592 |
|
|
unsigned int cc = cmd_read(14);
|
| 593 |
|
|
if (dbg_fp) fprintf(dbg_fp, "CC = %08x, gie = %d\n", cc,
|
| 594 |
|
|
m_core->v__DOT__thecpu__DOT__gie);
|
| 595 |
34 |
dgisselq |
gie = (cc & 0x020);
|
| 596 |
|
|
if (gie)
|
| 597 |
2 |
dgisselq |
attroff(A_BOLD);
|
| 598 |
|
|
else
|
| 599 |
|
|
attron(A_BOLD);
|
| 600 |
|
|
mvprintw(ln, 0, "Supervisor Registers");
|
| 601 |
|
|
ln++;
|
| 602 |
|
|
|
| 603 |
34 |
dgisselq |
dispreg(ln, 0, "sR0 ", cmd_read(0), (m_cursor==12));
|
| 604 |
|
|
dispreg(ln,20, "sR1 ", cmd_read(1), (m_cursor==13));
|
| 605 |
|
|
dispreg(ln,40, "sR2 ", cmd_read(2), (m_cursor==14));
|
| 606 |
|
|
dispreg(ln,60, "sR3 ", cmd_read(3), (m_cursor==15)); ln++;
|
| 607 |
2 |
dgisselq |
|
| 608 |
34 |
dgisselq |
dispreg(ln, 0, "sR4 ", cmd_read(4), (m_cursor==16));
|
| 609 |
|
|
dispreg(ln,20, "sR5 ", cmd_read(5), (m_cursor==17));
|
| 610 |
|
|
dispreg(ln,40, "sR6 ", cmd_read(6), (m_cursor==18));
|
| 611 |
|
|
dispreg(ln,60, "sR7 ", cmd_read(7), (m_cursor==19)); ln++;
|
| 612 |
2 |
dgisselq |
|
| 613 |
34 |
dgisselq |
dispreg(ln, 0, "sR8 ", cmd_read( 8), (m_cursor==20));
|
| 614 |
|
|
dispreg(ln,20, "sR9 ", cmd_read( 9), (m_cursor==21));
|
| 615 |
|
|
dispreg(ln,40, "sR10", cmd_read(10), (m_cursor==22));
|
| 616 |
|
|
dispreg(ln,60, "sR11", cmd_read(11), (m_cursor==23)); ln++;
|
| 617 |
2 |
dgisselq |
|
| 618 |
34 |
dgisselq |
dispreg(ln, 0, "sR12", cmd_read(12), (m_cursor==24));
|
| 619 |
|
|
dispreg(ln,20, "sSP ", cmd_read(13), (m_cursor==25));
|
| 620 |
2 |
dgisselq |
|
| 621 |
36 |
dgisselq |
mvprintw(ln,40, "%ssCC :%s%s%s%s%s%s%s%s%s",
|
| 622 |
34 |
dgisselq |
(m_cursor==26)?">":" ",
|
| 623 |
36 |
dgisselq |
(cc & 0x200)?"TP":" ",
|
| 624 |
|
|
(cc & 0x080)?"BK":" ",
|
| 625 |
34 |
dgisselq |
(cc & 0x040)?"ST":" ",
|
| 626 |
|
|
(cc & 0x020)?"IE":" ",
|
| 627 |
|
|
(cc & 0x010)?"SL":" ",
|
| 628 |
2 |
dgisselq |
(cc&8)?"V":" ",
|
| 629 |
|
|
(cc&4)?"N":" ",
|
| 630 |
|
|
(cc&2)?"C":" ",
|
| 631 |
|
|
(cc&1)?"Z":" ");
|
| 632 |
34 |
dgisselq |
dispreg(ln,60, "sPC ", cmd_read(15), (m_cursor==27));
|
| 633 |
2 |
dgisselq |
ln++;
|
| 634 |
|
|
|
| 635 |
34 |
dgisselq |
if (gie)
|
| 636 |
2 |
dgisselq |
attron(A_BOLD);
|
| 637 |
|
|
else
|
| 638 |
|
|
attroff(A_BOLD);
|
| 639 |
|
|
mvprintw(ln, 0, "User Registers"); ln++;
|
| 640 |
34 |
dgisselq |
dispreg(ln, 0, "uR0 ", cmd_read(16), (m_cursor==28));
|
| 641 |
|
|
dispreg(ln,20, "uR1 ", cmd_read(17), (m_cursor==29));
|
| 642 |
|
|
dispreg(ln,40, "uR2 ", cmd_read(18), (m_cursor==30));
|
| 643 |
|
|
dispreg(ln,60, "uR3 ", cmd_read(19), (m_cursor==31)); ln++;
|
| 644 |
2 |
dgisselq |
|
| 645 |
34 |
dgisselq |
dispreg(ln, 0, "uR4 ", cmd_read(20), (m_cursor==32));
|
| 646 |
|
|
dispreg(ln,20, "uR5 ", cmd_read(21), (m_cursor==33));
|
| 647 |
|
|
dispreg(ln,40, "uR6 ", cmd_read(22), (m_cursor==34));
|
| 648 |
|
|
dispreg(ln,60, "uR7 ", cmd_read(23), (m_cursor==35)); ln++;
|
| 649 |
2 |
dgisselq |
|
| 650 |
34 |
dgisselq |
dispreg(ln, 0, "uR8 ", cmd_read(24), (m_cursor==36));
|
| 651 |
|
|
dispreg(ln,20, "uR9 ", cmd_read(25), (m_cursor==37));
|
| 652 |
|
|
dispreg(ln,40, "uR10", cmd_read(26), (m_cursor==38));
|
| 653 |
|
|
dispreg(ln,60, "uR11", cmd_read(27), (m_cursor==39)); ln++;
|
| 654 |
2 |
dgisselq |
|
| 655 |
34 |
dgisselq |
dispreg(ln, 0, "uR12", cmd_read(28), (m_cursor==40));
|
| 656 |
|
|
dispreg(ln,20, "uSP ", cmd_read(29), (m_cursor==41));
|
| 657 |
2 |
dgisselq |
cc = cmd_read(30);
|
| 658 |
34 |
dgisselq |
mvprintw(ln,40, "%cuCC :%s%s%s%s%s%s%s%s",
|
| 659 |
36 |
dgisselq |
(m_cursor == 42)?'>':' ',
|
| 660 |
34 |
dgisselq |
(cc&0x100)?"TP":" ",
|
| 661 |
|
|
(cc&0x040)?"ST":" ",
|
| 662 |
|
|
(cc&0x020)?"IE":" ",
|
| 663 |
|
|
(cc&0x010)?"SL":" ",
|
| 664 |
2 |
dgisselq |
(cc&8)?"V":" ",
|
| 665 |
|
|
(cc&4)?"N":" ",
|
| 666 |
|
|
(cc&2)?"C":" ",
|
| 667 |
|
|
(cc&1)?"Z":" ");
|
| 668 |
34 |
dgisselq |
dispreg(ln,60, "uPC ", cmd_read(31), (m_cursor==43));
|
| 669 |
2 |
dgisselq |
|
| 670 |
|
|
attroff(A_BOLD);
|
| 671 |
|
|
ln+=2;
|
| 672 |
|
|
|
| 673 |
|
|
ln+=3;
|
| 674 |
|
|
|
| 675 |
|
|
showins(ln, "I ",
|
| 676 |
|
|
!m_core->v__DOT__thecpu__DOT__dcd_stalled,
|
| 677 |
|
|
m_core->v__DOT__thecpu__DOT__pf_valid,
|
| 678 |
|
|
m_core->v__DOT__thecpu__DOT__gie,
|
| 679 |
|
|
0,
|
| 680 |
|
|
// m_core->v__DOT__thecpu__DOT__instruction_pc); ln++;
|
| 681 |
|
|
m_core->v__DOT__thecpu__DOT__pf_pc); ln++;
|
| 682 |
|
|
|
| 683 |
|
|
showins(ln, "Dc",
|
| 684 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_ce,
|
| 685 |
|
|
m_core->v__DOT__thecpu__DOT__dcdvalid,
|
| 686 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_gie,
|
| 687 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_stalled,
|
| 688 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_pc-1); ln++;
|
| 689 |
|
|
|
| 690 |
|
|
showins(ln, "Op",
|
| 691 |
|
|
m_core->v__DOT__thecpu__DOT__op_ce,
|
| 692 |
|
|
m_core->v__DOT__thecpu__DOT__opvalid,
|
| 693 |
|
|
m_core->v__DOT__thecpu__DOT__op_gie,
|
| 694 |
|
|
m_core->v__DOT__thecpu__DOT__op_stall,
|
| 695 |
39 |
dgisselq |
op_pc()); ln++;
|
| 696 |
2 |
dgisselq |
|
| 697 |
|
|
showins(ln, "Al",
|
| 698 |
|
|
m_core->v__DOT__thecpu__DOT__alu_ce,
|
| 699 |
|
|
m_core->v__DOT__thecpu__DOT__alu_pc_valid,
|
| 700 |
|
|
m_core->v__DOT__thecpu__DOT__alu_gie,
|
| 701 |
|
|
m_core->v__DOT__thecpu__DOT__alu_stall,
|
| 702 |
39 |
dgisselq |
alu_pc()); ln++;
|
| 703 |
2 |
dgisselq |
}
|
| 704 |
|
|
void tick(void) {
|
| 705 |
|
|
int gie = m_core->v__DOT__thecpu__DOT__gie;
|
| 706 |
|
|
/*
|
| 707 |
|
|
m_core->i_qspi_dat = m_flash(m_core->o_qspi_cs_n,
|
| 708 |
|
|
m_core->o_qspi_sck,
|
| 709 |
|
|
m_core->o_qspi_dat);
|
| 710 |
|
|
*/
|
| 711 |
|
|
|
| 712 |
11 |
dgisselq |
int stb = m_core->o_wb_stb;
|
| 713 |
|
|
if ((m_core->o_wb_addr & (-1<<20))!=1)
|
| 714 |
|
|
stb = 0;
|
| 715 |
|
|
if ((m_core->o_wb_cyc)&&(m_core->o_wb_stb)&&(!stb))
|
| 716 |
|
|
m_core->i_wb_ack = 1;
|
| 717 |
2 |
dgisselq |
|
| 718 |
|
|
if ((dbg_flag)&&(dbg_fp)) {
|
| 719 |
36 |
dgisselq |
fprintf(dbg_fp, "DBG %s %s %s @0x%08x/%d[0x%08x] %s %s [0x%08x] %s %s %s%s%s%s%s%s%s%s%s\n",
|
| 720 |
2 |
dgisselq |
(m_core->i_dbg_cyc)?"CYC":" ",
|
| 721 |
|
|
(m_core->i_dbg_stb)?"STB":
|
| 722 |
|
|
((m_core->v__DOT__dbg_stb)?"DBG":" "),
|
| 723 |
|
|
((m_core->i_dbg_we)?"WE":" "),
|
| 724 |
|
|
(m_core->i_dbg_addr),0,
|
| 725 |
|
|
m_core->i_dbg_data,
|
| 726 |
|
|
(m_core->o_dbg_ack)?"ACK":" ",
|
| 727 |
|
|
(m_core->o_dbg_stall)?"STALL":" ",
|
| 728 |
|
|
(m_core->o_dbg_data),
|
| 729 |
|
|
(m_core->v__DOT__cpu_halt)?"CPU-HALT ":"",
|
| 730 |
|
|
(m_core->v__DOT__cpu_dbg_stall)?"CPU-DBG_STALL":"",
|
| 731 |
|
|
(m_core->v__DOT__thecpu__DOT__dcdvalid)?"DCDV ":"",
|
| 732 |
|
|
(m_core->v__DOT__thecpu__DOT__opvalid)?"OPV ":"",
|
| 733 |
|
|
(m_core->v__DOT__thecpu__DOT__pf_cyc)?"PCYC ":"",
|
| 734 |
36 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__mem_cyc_gbl)?"GC":" ",
|
| 735 |
|
|
(m_core->v__DOT__thecpu__DOT__mem_cyc_lcl)?"LC":" ",
|
| 736 |
2 |
dgisselq |
(m_core->v__DOT__thecpu__DOT__alu_wr)?"ALUW ":"",
|
| 737 |
|
|
(m_core->v__DOT__thecpu__DOT__alu_ce)?"ALCE ":"",
|
| 738 |
|
|
(m_core->v__DOT__thecpu__DOT__alu_valid)?"ALUV ":"",
|
| 739 |
|
|
(m_core->v__DOT__thecpu__DOT__mem_valid)?"MEMV ":"");
|
| 740 |
|
|
fprintf(dbg_fp, " SYS %s %s %s @0x%08x/%d[0x%08x] %s [0x%08x]\n",
|
| 741 |
|
|
(m_core->v__DOT__sys_cyc)?"CYC":" ",
|
| 742 |
|
|
(m_core->v__DOT__sys_stb)?"STB":" ",
|
| 743 |
|
|
(m_core->v__DOT__sys_we)?"WE":" ",
|
| 744 |
|
|
(m_core->v__DOT__sys_addr),
|
| 745 |
|
|
(m_core->v__DOT__dbg_addr),
|
| 746 |
|
|
(m_core->v__DOT__sys_data),
|
| 747 |
|
|
(m_core->v__DOT__dbg_ack)?"ACK":" ",
|
| 748 |
|
|
(m_core->v__DOT__wb_data));
|
| 749 |
|
|
}
|
| 750 |
|
|
|
| 751 |
|
|
if (dbg_fp)
|
| 752 |
|
|
fprintf(dbg_fp, "CEs %d/0x%08x,%d/0x%08x DCD: ->%02x, OP: ->%02x, ALU: halt=%d,%d ce=%d, valid=%d, wr=%d Reg=%02x, IPC=%08x, UPC=%08x\n",
|
| 753 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_ce,
|
| 754 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_pc,
|
| 755 |
|
|
m_core->v__DOT__thecpu__DOT__op_ce,
|
| 756 |
39 |
dgisselq |
op_pc(),
|
| 757 |
2 |
dgisselq |
m_core->v__DOT__thecpu__DOT__dcdA,
|
| 758 |
|
|
m_core->v__DOT__thecpu__DOT__opR,
|
| 759 |
|
|
m_core->v__DOT__cmd_halt,
|
| 760 |
|
|
m_core->v__DOT__cpu_halt,
|
| 761 |
|
|
m_core->v__DOT__thecpu__DOT__alu_ce,
|
| 762 |
|
|
m_core->v__DOT__thecpu__DOT__alu_valid,
|
| 763 |
|
|
m_core->v__DOT__thecpu__DOT__alu_wr,
|
| 764 |
|
|
m_core->v__DOT__thecpu__DOT__alu_reg,
|
| 765 |
|
|
m_core->v__DOT__thecpu__DOT__ipc,
|
| 766 |
|
|
m_core->v__DOT__thecpu__DOT__upc);
|
| 767 |
|
|
|
| 768 |
|
|
if ((dbg_fp)&&(!gie)&&(m_core->v__DOT__thecpu__DOT__w_release_from_interrupt)) {
|
| 769 |
|
|
fprintf(dbg_fp, "RELEASE: int=%d, %d/%02x[%08x] ?/%02x[0x%08x], ce=%d %d,%d,%d\n",
|
| 770 |
|
|
m_core->v__DOT__pic_interrupt,
|
| 771 |
|
|
m_core->v__DOT__thecpu__DOT__wr_reg_ce,
|
| 772 |
|
|
m_core->v__DOT__thecpu__DOT__wr_reg_id,
|
| 773 |
|
|
m_core->v__DOT__thecpu__DOT__wr_reg_vl,
|
| 774 |
|
|
m_core->v__DOT__cmd_addr,
|
| 775 |
|
|
m_core->v__DOT__dbg_idata,
|
| 776 |
|
|
m_core->v__DOT__thecpu__DOT__master_ce,
|
| 777 |
|
|
m_core->v__DOT__thecpu__DOT__alu_wr,
|
| 778 |
|
|
m_core->v__DOT__thecpu__DOT__alu_valid,
|
| 779 |
|
|
m_core->v__DOT__thecpu__DOT__mem_valid);
|
| 780 |
|
|
} else if ((dbg_fp)&&(gie)&&(m_core->v__DOT__thecpu__DOT__w_switch_to_interrupt)) {
|
| 781 |
|
|
fprintf(dbg_fp, "SWITCH: %d/%02x[%08x] ?/%02x[0x%08x], ce=%d %d,%d,%d, F%02x,%02x\n",
|
| 782 |
|
|
m_core->v__DOT__thecpu__DOT__wr_reg_ce,
|
| 783 |
|
|
m_core->v__DOT__thecpu__DOT__wr_reg_id,
|
| 784 |
|
|
m_core->v__DOT__thecpu__DOT__wr_reg_vl,
|
| 785 |
|
|
m_core->v__DOT__cmd_addr,
|
| 786 |
|
|
m_core->v__DOT__dbg_idata,
|
| 787 |
|
|
m_core->v__DOT__thecpu__DOT__master_ce,
|
| 788 |
|
|
m_core->v__DOT__thecpu__DOT__alu_wr,
|
| 789 |
|
|
m_core->v__DOT__thecpu__DOT__alu_valid,
|
| 790 |
|
|
m_core->v__DOT__thecpu__DOT__mem_valid,
|
| 791 |
|
|
m_core->v__DOT__thecpu__DOT__w_iflags,
|
| 792 |
|
|
m_core->v__DOT__thecpu__DOT__w_uflags);
|
| 793 |
36 |
dgisselq |
fprintf(dbg_fp, "\tbrk=%s %d,%d\n",
|
| 794 |
|
|
(m_core->v__DOT__thecpu__DOT__master_ce)?"CE":" ",
|
| 795 |
2 |
dgisselq |
m_core->v__DOT__thecpu__DOT__break_en,
|
| 796 |
|
|
m_core->v__DOT__thecpu__DOT__op_break);
|
| 797 |
36 |
dgisselq |
} else if ((dbg_fp)&&
|
| 798 |
|
|
((m_core->v__DOT__thecpu__DOT__op_break)
|
| 799 |
|
|
||(m_core->v__DOT__thecpu__DOT__dcd_break))) {
|
| 800 |
|
|
fprintf(dbg_fp, "NOT SWITCHING TO GIE (gie = %d)\n", gie);
|
| 801 |
|
|
fprintf(dbg_fp, "\tbrk=%s breaken=%d,dcdbreak=%d,opbreak=%d\n",
|
| 802 |
|
|
(m_core->v__DOT__thecpu__DOT__master_ce)?"CE":" ",
|
| 803 |
|
|
m_core->v__DOT__thecpu__DOT__break_en,
|
| 804 |
|
|
m_core->v__DOT__thecpu__DOT__dcd_break,
|
| 805 |
|
|
m_core->v__DOT__thecpu__DOT__op_break);
|
| 806 |
2 |
dgisselq |
}
|
| 807 |
|
|
|
| 808 |
34 |
dgisselq |
if (dbg_fp) {
|
| 809 |
|
|
if(m_core->v__DOT__thecpu__DOT__clear_pipeline)
|
| 810 |
|
|
fprintf(dbg_fp, "\tClear Pipeline\n");
|
| 811 |
|
|
if(m_core->v__DOT__thecpu__DOT__new_pc)
|
| 812 |
|
|
fprintf(dbg_fp, "\tNew PC\n");
|
| 813 |
|
|
}
|
| 814 |
|
|
|
| 815 |
36 |
dgisselq |
if (dbg_fp)
|
| 816 |
|
|
fprintf(dbg_fp, "----------- TICK ----------\n");
|
| 817 |
|
|
if (false) {
|
| 818 |
|
|
m_core->i_clk = 1;
|
| 819 |
|
|
m_mem(m_core->i_clk, m_core->o_wb_cyc, m_core->o_wb_stb, m_core->o_wb_we,
|
| 820 |
|
|
m_core->o_wb_addr & ((1<<20)-1), m_core->o_wb_data,
|
| 821 |
|
|
m_core->i_wb_ack, m_core->i_wb_stall,m_core->i_wb_data);
|
| 822 |
|
|
eval();
|
| 823 |
|
|
m_core->i_clk = 0;
|
| 824 |
|
|
m_mem(m_core->i_clk, m_core->o_wb_cyc, m_core->o_wb_stb, m_core->o_wb_we,
|
| 825 |
|
|
m_core->o_wb_addr & ((1<<20)-1), m_core->o_wb_data,
|
| 826 |
|
|
m_core->i_wb_ack, m_core->i_wb_stall,m_core->i_wb_data);
|
| 827 |
|
|
eval();
|
| 828 |
|
|
m_tickcount++;
|
| 829 |
|
|
} else {
|
| 830 |
|
|
m_mem(1, m_core->o_wb_cyc, m_core->o_wb_stb, m_core->o_wb_we,
|
| 831 |
|
|
m_core->o_wb_addr & ((1<<20)-1), m_core->o_wb_data,
|
| 832 |
|
|
m_core->i_wb_ack, m_core->i_wb_stall,m_core->i_wb_data);
|
| 833 |
43 |
dgisselq |
if ((m_core->o_wb_cyc)&&(m_core->o_wb_stb)
|
| 834 |
|
|
&&((m_core->o_wb_addr & (~((1<<20)-1))) != 0x100000))
|
| 835 |
|
|
m_core->i_wb_err = 1;
|
| 836 |
|
|
else
|
| 837 |
|
|
m_core->i_wb_err = 0;
|
| 838 |
36 |
dgisselq |
TESTB<Vzipsystem>::tick();
|
| 839 |
|
|
}
|
| 840 |
2 |
dgisselq |
if ((dbg_fp)&&(gie != m_core->v__DOT__thecpu__DOT__gie)) {
|
| 841 |
|
|
fprintf(dbg_fp, "SWITCH FROM %s to %s: sPC = 0x%08x uPC = 0x%08x pf_pc = 0x%08x\n",
|
| 842 |
|
|
(gie)?"User":"Supervisor",
|
| 843 |
|
|
(gie)?"Supervisor":"User",
|
| 844 |
|
|
m_core->v__DOT__thecpu__DOT__ipc,
|
| 845 |
|
|
m_core->v__DOT__thecpu__DOT__upc,
|
| 846 |
|
|
m_core->v__DOT__thecpu__DOT__pf_pc);
|
| 847 |
|
|
} if (dbg_fp) {
|
| 848 |
|
|
dbgins("Op - ", m_core->v__DOT__thecpu__DOT__op_ce,
|
| 849 |
|
|
m_core->v__DOT__thecpu__DOT__opvalid,
|
| 850 |
|
|
m_core->v__DOT__thecpu__DOT__op_gie,
|
| 851 |
|
|
m_core->v__DOT__thecpu__DOT__op_stall,
|
| 852 |
39 |
dgisselq |
op_pc());
|
| 853 |
2 |
dgisselq |
dbgins("Al - ",
|
| 854 |
|
|
m_core->v__DOT__thecpu__DOT__alu_ce,
|
| 855 |
|
|
m_core->v__DOT__thecpu__DOT__alu_pc_valid,
|
| 856 |
|
|
m_core->v__DOT__thecpu__DOT__alu_gie,
|
| 857 |
|
|
m_core->v__DOT__thecpu__DOT__alu_stall,
|
| 858 |
39 |
dgisselq |
alu_pc());
|
| 859 |
2 |
dgisselq |
|
| 860 |
|
|
}
|
| 861 |
|
|
}
|
| 862 |
|
|
|
| 863 |
|
|
bool test_success(void) {
|
| 864 |
|
|
return ((!m_core->v__DOT__thecpu__DOT__gie)
|
| 865 |
|
|
&&(m_core->v__DOT__thecpu__DOT__sleep));
|
| 866 |
|
|
}
|
| 867 |
|
|
|
| 868 |
39 |
dgisselq |
unsigned op_pc(void) {
|
| 869 |
|
|
/*
|
| 870 |
|
|
unsigned r = m_core->v__DOT__thecpu__DOT__dcd_pc-1;
|
| 871 |
|
|
if (m_core->v__DOT__thecpu__DOT__dcdvalid)
|
| 872 |
|
|
r--;
|
| 873 |
|
|
return r;
|
| 874 |
|
|
*/
|
| 875 |
|
|
return m_core->v__DOT__thecpu__DOT__op_pc-1;
|
| 876 |
|
|
}
|
| 877 |
|
|
|
| 878 |
|
|
unsigned alu_pc(void) {
|
| 879 |
|
|
/*
|
| 880 |
|
|
unsigned r = op_pc();
|
| 881 |
|
|
if (m_core->v__DOT__thecpu__DOT__opvalid)
|
| 882 |
|
|
r--;
|
| 883 |
|
|
return r;
|
| 884 |
|
|
*/
|
| 885 |
|
|
return m_core->v__DOT__thecpu__DOT__alu_pc-1;
|
| 886 |
|
|
}
|
| 887 |
|
|
|
| 888 |
|
|
#ifdef OPT_PIPELINED_BUS_ACCESS
|
| 889 |
|
|
int mem_pipe_stalled(void) {
|
| 890 |
|
|
int r = 0;
|
| 891 |
|
|
r = ((m_core->v__DOT__thecpu__DOT__mem_cyc_gbl)
|
| 892 |
|
|
||(m_core->v__DOT__thecpu__DOT__mem_cyc_lcl));
|
| 893 |
|
|
r = r && ((m_core->v__DOT__thecpu__DOT__mem_stall)
|
| 894 |
|
|
||(
|
| 895 |
|
|
((!m_core->v__DOT__thecpu__DOT__mem_stb_gbl)
|
| 896 |
|
|
&&(!m_core->v__DOT__thecpu__DOT__mem_stb_lcl))));
|
| 897 |
|
|
return r;
|
| 898 |
|
|
// return m_core->v__DOT__thecpu__DOT__mem_pipe_stalled;
|
| 899 |
|
|
}
|
| 900 |
|
|
#endif
|
| 901 |
|
|
|
| 902 |
2 |
dgisselq |
bool test_failure(void) {
|
| 903 |
43 |
dgisselq |
if (m_core->v__DOT__thecpu__DOT__sleep)
|
| 904 |
|
|
return 0;
|
| 905 |
|
|
else if (m_core->v__DOT__thecpu__DOT__gie)
|
| 906 |
|
|
return (m_mem[m_core->v__DOT__thecpu__DOT__upc] == 0x2f0f7fff);
|
| 907 |
|
|
else
|
| 908 |
|
|
return (m_mem[m_core->v__DOT__thecpu__DOT__ipc] == 0x2f0f7fff);
|
| 909 |
|
|
/*
|
| 910 |
2 |
dgisselq |
return ((m_core->v__DOT__thecpu__DOT__alu_pc_valid)
|
| 911 |
39 |
dgisselq |
&&(m_mem[alu_pc()] == 0x2f0f7fff)
|
| 912 |
36 |
dgisselq |
&&(!m_core->v__DOT__thecpu__DOT__clear_pipeline));
|
| 913 |
43 |
dgisselq |
*/
|
| 914 |
2 |
dgisselq |
}
|
| 915 |
|
|
|
| 916 |
|
|
void wb_write(unsigned a, unsigned int v) {
|
| 917 |
36 |
dgisselq |
int errcount = 0;
|
| 918 |
2 |
dgisselq |
mvprintw(0,35, "%40s", "");
|
| 919 |
|
|
mvprintw(0,40, "wb_write(%d,%x)", a, v);
|
| 920 |
|
|
m_core->i_dbg_cyc = 1;
|
| 921 |
|
|
m_core->i_dbg_stb = 1;
|
| 922 |
|
|
m_core->i_dbg_we = 1;
|
| 923 |
|
|
m_core->i_dbg_addr = a & 1;
|
| 924 |
|
|
m_core->i_dbg_data = v;
|
| 925 |
|
|
|
| 926 |
|
|
tick();
|
| 927 |
36 |
dgisselq |
while((errcount++ < 100)&&(m_core->o_dbg_stall))
|
| 928 |
2 |
dgisselq |
tick();
|
| 929 |
|
|
|
| 930 |
|
|
m_core->i_dbg_stb = 0;
|
| 931 |
36 |
dgisselq |
while((errcount++ < 100)&&(!m_core->o_dbg_ack))
|
| 932 |
2 |
dgisselq |
tick();
|
| 933 |
|
|
|
| 934 |
|
|
// Release the bus
|
| 935 |
|
|
m_core->i_dbg_cyc = 0;
|
| 936 |
|
|
m_core->i_dbg_stb = 0;
|
| 937 |
|
|
tick();
|
| 938 |
|
|
mvprintw(0,35, "%40s", "");
|
| 939 |
|
|
mvprintw(0,40, "wb_write -- complete");
|
| 940 |
36 |
dgisselq |
|
| 941 |
|
|
|
| 942 |
|
|
if (errcount >= 100)
|
| 943 |
|
|
bomb = true;
|
| 944 |
2 |
dgisselq |
}
|
| 945 |
|
|
|
| 946 |
|
|
unsigned long wb_read(unsigned a) {
|
| 947 |
|
|
unsigned int v;
|
| 948 |
36 |
dgisselq |
int errcount = 0;
|
| 949 |
2 |
dgisselq |
mvprintw(0,35, "%40s", "");
|
| 950 |
|
|
mvprintw(0,40, "wb_read(0x%08x)", a);
|
| 951 |
|
|
m_core->i_dbg_cyc = 1;
|
| 952 |
|
|
m_core->i_dbg_stb = 1;
|
| 953 |
|
|
m_core->i_dbg_we = 0;
|
| 954 |
|
|
m_core->i_dbg_addr = a & 1;
|
| 955 |
|
|
|
| 956 |
|
|
tick();
|
| 957 |
36 |
dgisselq |
while((errcount++<100)&&(m_core->o_dbg_stall))
|
| 958 |
2 |
dgisselq |
tick();
|
| 959 |
|
|
|
| 960 |
|
|
m_core->i_dbg_stb = 0;
|
| 961 |
36 |
dgisselq |
while((errcount++<100)&&(!m_core->o_dbg_ack))
|
| 962 |
2 |
dgisselq |
tick();
|
| 963 |
|
|
v = m_core->o_dbg_data;
|
| 964 |
|
|
|
| 965 |
|
|
// Release the bus
|
| 966 |
|
|
m_core->i_dbg_cyc = 0;
|
| 967 |
|
|
m_core->i_dbg_stb = 0;
|
| 968 |
|
|
tick();
|
| 969 |
|
|
|
| 970 |
|
|
mvprintw(0,35, "%40s", "");
|
| 971 |
|
|
mvprintw(0,40, "wb_read = 0x%08x", v);
|
| 972 |
|
|
|
| 973 |
36 |
dgisselq |
if (errcount >= 100)
|
| 974 |
|
|
bomb = true;
|
| 975 |
2 |
dgisselq |
return v;
|
| 976 |
|
|
}
|
| 977 |
|
|
|
| 978 |
34 |
dgisselq |
void cursor_up(void) {
|
| 979 |
|
|
if (m_cursor > 3)
|
| 980 |
|
|
m_cursor -= 4;
|
| 981 |
|
|
} void cursor_down(void) {
|
| 982 |
|
|
if (m_cursor < 40)
|
| 983 |
|
|
m_cursor += 4;
|
| 984 |
|
|
} void cursor_left(void) {
|
| 985 |
|
|
if (m_cursor > 0)
|
| 986 |
|
|
m_cursor--;
|
| 987 |
|
|
else m_cursor = 43;
|
| 988 |
|
|
} void cursor_right(void) {
|
| 989 |
|
|
if (m_cursor < 43)
|
| 990 |
|
|
m_cursor++;
|
| 991 |
|
|
else m_cursor = 0;
|
| 992 |
|
|
}
|
| 993 |
|
|
|
| 994 |
|
|
int cursor(void) { return m_cursor; }
|
| 995 |
2 |
dgisselq |
};
|
| 996 |
|
|
|
| 997 |
34 |
dgisselq |
void get_value(ZIPPY_TB *tb) {
|
| 998 |
|
|
int wy, wx, ra;
|
| 999 |
|
|
int c = tb->cursor();
|
| 1000 |
|
|
|
| 1001 |
|
|
wx = (c & 0x03) * 20 + 9;
|
| 1002 |
|
|
wy = (c>>2);
|
| 1003 |
|
|
if (wy >= 3+4)
|
| 1004 |
|
|
wy++;
|
| 1005 |
|
|
if (wy > 3)
|
| 1006 |
|
|
wy += 2;
|
| 1007 |
|
|
wy++;
|
| 1008 |
|
|
|
| 1009 |
|
|
if (c >= 12)
|
| 1010 |
|
|
ra = c - 12;
|
| 1011 |
|
|
else
|
| 1012 |
|
|
ra = c + 32;
|
| 1013 |
|
|
|
| 1014 |
|
|
bool done = false;
|
| 1015 |
|
|
char str[16];
|
| 1016 |
|
|
int pos = 0; str[pos] = '\0';
|
| 1017 |
|
|
while(!done) {
|
| 1018 |
|
|
int chv = getch();
|
| 1019 |
|
|
switch(chv) {
|
| 1020 |
|
|
case KEY_ESCAPE:
|
| 1021 |
|
|
pos = 0; str[pos] = '\0'; done = true;
|
| 1022 |
|
|
break;
|
| 1023 |
|
|
case KEY_RETURN: case KEY_ENTER: case KEY_UP: case KEY_DOWN:
|
| 1024 |
|
|
done = true;
|
| 1025 |
|
|
break;
|
| 1026 |
|
|
case KEY_LEFT: case KEY_BACKSPACE:
|
| 1027 |
|
|
if (pos > 0) pos--;
|
| 1028 |
|
|
break;
|
| 1029 |
36 |
dgisselq |
case CTRL('L'): redrawwin(stdscr); break;
|
| 1030 |
34 |
dgisselq |
case KEY_CLEAR:
|
| 1031 |
|
|
pos = 0;
|
| 1032 |
|
|
break;
|
| 1033 |
|
|
case '0': case ' ': str[pos++] = '0'; break;
|
| 1034 |
|
|
case '1': str[pos++] = '1'; break;
|
| 1035 |
|
|
case '2': str[pos++] = '2'; break;
|
| 1036 |
|
|
case '3': str[pos++] = '3'; break;
|
| 1037 |
|
|
case '4': str[pos++] = '4'; break;
|
| 1038 |
|
|
case '5': str[pos++] = '5'; break;
|
| 1039 |
|
|
case '6': str[pos++] = '6'; break;
|
| 1040 |
|
|
case '7': str[pos++] = '7'; break;
|
| 1041 |
|
|
case '8': str[pos++] = '8'; break;
|
| 1042 |
|
|
case '9': str[pos++] = '9'; break;
|
| 1043 |
|
|
case 'A': case 'a': str[pos++] = 'A'; break;
|
| 1044 |
|
|
case 'B': case 'b': str[pos++] = 'B'; break;
|
| 1045 |
|
|
case 'C': case 'c': str[pos++] = 'C'; break;
|
| 1046 |
|
|
case 'D': case 'd': str[pos++] = 'D'; break;
|
| 1047 |
|
|
case 'E': case 'e': str[pos++] = 'E'; break;
|
| 1048 |
|
|
case 'F': case 'f': str[pos++] = 'F'; break;
|
| 1049 |
|
|
}
|
| 1050 |
|
|
|
| 1051 |
|
|
if (pos > 8)
|
| 1052 |
|
|
pos = 8;
|
| 1053 |
|
|
str[pos] = '\0';
|
| 1054 |
|
|
|
| 1055 |
|
|
attron(A_NORMAL | A_UNDERLINE);
|
| 1056 |
|
|
mvprintw(wy, wx, "%-8s", str);
|
| 1057 |
|
|
if (pos > 0) {
|
| 1058 |
|
|
attron(A_NORMAL | A_UNDERLINE | A_BLINK);
|
| 1059 |
|
|
mvprintw(wy, wx+pos-1, "%c", str[pos-1]);
|
| 1060 |
|
|
}
|
| 1061 |
|
|
attrset(A_NORMAL);
|
| 1062 |
|
|
}
|
| 1063 |
|
|
|
| 1064 |
|
|
if (pos > 0) {
|
| 1065 |
|
|
int v;
|
| 1066 |
|
|
v = strtoul(str, NULL, 16);
|
| 1067 |
|
|
if (!tb->halted()) {
|
| 1068 |
|
|
switch(ra) {
|
| 1069 |
|
|
case 15:
|
| 1070 |
|
|
tb->m_core->v__DOT__thecpu__DOT__ipc = v;
|
| 1071 |
|
|
if (!tb->m_core->v__DOT__thecpu__DOT__gie) {
|
| 1072 |
|
|
tb->m_core->v__DOT__thecpu__DOT__pf_pc = v;
|
| 1073 |
|
|
tb->m_core->v__DOT__thecpu__DOT__new_pc = 1;
|
| 1074 |
|
|
tb->m_core->v__DOT__thecpu__DOT__clear_pipeline = 1;
|
| 1075 |
|
|
tb->m_core->v__DOT__thecpu__DOT__alu_pc_valid = 0;
|
| 1076 |
|
|
tb->m_core->v__DOT__thecpu__DOT__dcd_ce = 0;
|
| 1077 |
|
|
tb->m_core->v__DOT__thecpu__DOT__dcdvalid = 0;
|
| 1078 |
|
|
tb->m_core->v__DOT__thecpu__DOT__opvalid = 0;
|
| 1079 |
|
|
}
|
| 1080 |
|
|
break;
|
| 1081 |
|
|
case 31:
|
| 1082 |
|
|
tb->m_core->v__DOT__thecpu__DOT__upc = v;
|
| 1083 |
|
|
if (tb->m_core->v__DOT__thecpu__DOT__gie) {
|
| 1084 |
|
|
tb->m_core->v__DOT__thecpu__DOT__pf_pc = v;
|
| 1085 |
|
|
tb->m_core->v__DOT__thecpu__DOT__new_pc = 1;
|
| 1086 |
|
|
tb->m_core->v__DOT__thecpu__DOT__clear_pipeline = 1;
|
| 1087 |
|
|
tb->m_core->v__DOT__thecpu__DOT__alu_pc_valid = 0;
|
| 1088 |
|
|
tb->m_core->v__DOT__thecpu__DOT__dcd_ce = 0;
|
| 1089 |
|
|
tb->m_core->v__DOT__thecpu__DOT__dcdvalid = 0;
|
| 1090 |
|
|
tb->m_core->v__DOT__thecpu__DOT__opvalid = 0;
|
| 1091 |
|
|
}
|
| 1092 |
|
|
break;
|
| 1093 |
|
|
case 32: tb->m_core->v__DOT__pic_data = v; break;
|
| 1094 |
|
|
case 33: tb->m_core->v__DOT__watchdog__DOT__r_value = v; break;
|
| 1095 |
36 |
dgisselq |
// case 34: tb->m_core->v__DOT__manualcache__DOT__cache_base = v; break;
|
| 1096 |
34 |
dgisselq |
case 35: tb->m_core->v__DOT__ctri__DOT__r_int_state = v; break;
|
| 1097 |
|
|
case 36: tb->m_core->v__DOT__timer_a__DOT__r_value = v; break;
|
| 1098 |
|
|
case 37: tb->m_core->v__DOT__timer_b__DOT__r_value = v; break;
|
| 1099 |
|
|
case 38: tb->m_core->v__DOT__timer_c__DOT__r_value = v; break;
|
| 1100 |
|
|
case 39: tb->m_core->v__DOT__jiffies__DOT__r_counter = v; break;
|
| 1101 |
|
|
case 44: tb->m_core->v__DOT__utc_data = v; break;
|
| 1102 |
|
|
case 45: tb->m_core->v__DOT__uoc_data = v; break;
|
| 1103 |
|
|
case 46: tb->m_core->v__DOT__upc_data = v; break;
|
| 1104 |
|
|
case 47: tb->m_core->v__DOT__uic_data = v; break;
|
| 1105 |
|
|
default:
|
| 1106 |
|
|
tb->m_core->v__DOT__thecpu__DOT__regset[ra] = v;
|
| 1107 |
|
|
break;
|
| 1108 |
|
|
}
|
| 1109 |
|
|
} else
|
| 1110 |
|
|
tb->cmd_write(ra, v);
|
| 1111 |
|
|
}
|
| 1112 |
|
|
}
|
| 1113 |
|
|
|
| 1114 |
27 |
dgisselq |
void usage(void) {
|
| 1115 |
|
|
printf("USAGE: zippy_tb [-a] <testfile.out>\n");
|
| 1116 |
|
|
printf("\n");
|
| 1117 |
|
|
printf("\tWhere testfile.out is an output file from the assembler.\n");
|
| 1118 |
|
|
printf("\t-a\tSets the testbench to run automatically without any\n");
|
| 1119 |
|
|
printf("\t\tuser interaction.\n");
|
| 1120 |
|
|
printf("\n");
|
| 1121 |
|
|
printf("\tUser Commands:\n");
|
| 1122 |
|
|
printf("\t\tWhen the test bench is run interactively, the following\n");
|
| 1123 |
|
|
printf("\t\tkey strokes are recognized:\n");
|
| 1124 |
|
|
printf("\t\t\'h\'\tHalt the processor using the external interface.\n");
|
| 1125 |
|
|
printf("\t\t\'g\'\tLet the processor run at full throttle with no.\n");
|
| 1126 |
|
|
printf("\t\t\tuser intervention.\n");
|
| 1127 |
|
|
printf("\t\t\'q\'\tQuit the simulation.\n");
|
| 1128 |
|
|
printf("\t\t\'r\'\tReset the processor.\n");
|
| 1129 |
|
|
printf("\t\t\'s\'\tStep the CPU using the external stepping command\n");
|
| 1130 |
|
|
printf("\t\t\tThis may consume more than one tick.\n");
|
| 1131 |
|
|
printf("\t\t\'t\'\tClock a single tick through the system.\n");
|
| 1132 |
|
|
}
|
| 1133 |
2 |
dgisselq |
|
| 1134 |
43 |
dgisselq |
bool signalled = false;
|
| 1135 |
|
|
|
| 1136 |
|
|
void sigint(int v) {
|
| 1137 |
|
|
signalled = true;
|
| 1138 |
|
|
}
|
| 1139 |
|
|
|
| 1140 |
2 |
dgisselq |
int main(int argc, char **argv) {
|
| 1141 |
|
|
Verilated::commandArgs(argc, argv);
|
| 1142 |
|
|
ZIPPY_TB *tb = new ZIPPY_TB();
|
| 1143 |
36 |
dgisselq |
bool autorun = false, exit_on_done = false, autostep=false;
|
| 1144 |
2 |
dgisselq |
|
| 1145 |
|
|
// mem[0x00000] = 0xbe000010; // Halt instruction
|
| 1146 |
|
|
unsigned int mptr = 0;
|
| 1147 |
|
|
|
| 1148 |
43 |
dgisselq |
signal(SIGINT, sigint);
|
| 1149 |
|
|
|
| 1150 |
9 |
dgisselq |
if (argc <= 1) {
|
| 1151 |
27 |
dgisselq |
usage();
|
| 1152 |
|
|
exit(-1);
|
| 1153 |
9 |
dgisselq |
} else {
|
| 1154 |
|
|
for(int argn=1; argn<argc; argn++) {
|
| 1155 |
27 |
dgisselq |
if (argv[argn][0] == '-') {
|
| 1156 |
|
|
switch(argv[argn][1]) {
|
| 1157 |
|
|
case 'a':
|
| 1158 |
|
|
autorun = true;
|
| 1159 |
|
|
break;
|
| 1160 |
|
|
case 'e':
|
| 1161 |
|
|
exit_on_done = true;
|
| 1162 |
|
|
break;
|
| 1163 |
|
|
case 'h':
|
| 1164 |
|
|
usage();
|
| 1165 |
|
|
exit(0);
|
| 1166 |
|
|
break;
|
| 1167 |
36 |
dgisselq |
case 's':
|
| 1168 |
|
|
autostep = true;
|
| 1169 |
|
|
break;
|
| 1170 |
27 |
dgisselq |
default:
|
| 1171 |
|
|
usage();
|
| 1172 |
|
|
exit(-1);
|
| 1173 |
|
|
break;
|
| 1174 |
|
|
}
|
| 1175 |
|
|
} else if (access(argv[argn], R_OK)==0) {
|
| 1176 |
9 |
dgisselq |
FILE *fp = fopen(argv[argn], "r");
|
| 1177 |
|
|
if (fp == NULL) {
|
| 1178 |
|
|
printf("Cannot open %s\n", argv[argn]);
|
| 1179 |
|
|
perror("O/S Err: ");
|
| 1180 |
|
|
exit(-1);
|
| 1181 |
|
|
} mptr += fread(&tb->m_mem[mptr], sizeof(ZIPI), tb->m_mem_size - mptr, fp);
|
| 1182 |
|
|
fclose(fp);
|
| 1183 |
|
|
}
|
| 1184 |
|
|
}
|
| 1185 |
|
|
}
|
| 1186 |
|
|
|
| 1187 |
27 |
dgisselq |
if (autorun) {
|
| 1188 |
|
|
bool done = false;
|
| 1189 |
2 |
dgisselq |
|
| 1190 |
27 |
dgisselq |
printf("Running in non-interactive mode\n");
|
| 1191 |
|
|
tb->reset();
|
| 1192 |
|
|
for(int i=0; i<2; i++)
|
| 1193 |
|
|
tb->tick();
|
| 1194 |
|
|
tb->m_core->v__DOT__cmd_halt = 0;
|
| 1195 |
|
|
while(!done) {
|
| 1196 |
|
|
tb->tick();
|
| 1197 |
|
|
|
| 1198 |
|
|
// tb->m_core->v__DOT__thecpu__DOT__step = 0;
|
| 1199 |
|
|
// tb->m_core->v__DOT__cmd_halt = 0;
|
| 1200 |
|
|
// tb->m_core->v__DOT__cmd_step = 0;
|
| 1201 |
|
|
|
| 1202 |
34 |
dgisselq |
/*
|
| 1203 |
27 |
dgisselq |
printf("PC = %08x:%08x (%08x)\n",
|
| 1204 |
|
|
tb->m_core->v__DOT__thecpu__DOT__ipc,
|
| 1205 |
|
|
tb->m_core->v__DOT__thecpu__DOT__upc,
|
| 1206 |
|
|
tb->m_core->v__DOT__thecpu__DOT__alu_pc);
|
| 1207 |
34 |
dgisselq |
*/
|
| 1208 |
27 |
dgisselq |
|
| 1209 |
|
|
done = (tb->test_success())||(tb->test_failure());
|
| 1210 |
43 |
dgisselq |
done = done || signalled;
|
| 1211 |
27 |
dgisselq |
}
|
| 1212 |
36 |
dgisselq |
} else if (autostep) {
|
| 1213 |
|
|
bool done = false;
|
| 1214 |
|
|
|
| 1215 |
|
|
printf("Running in non-interactive mode, via step commands\n");
|
| 1216 |
|
|
tb->wb_write(CMD_REG, CMD_HALT|CMD_RESET);
|
| 1217 |
|
|
while(!done) {
|
| 1218 |
|
|
tb->wb_write(CMD_REG, CMD_STEP);
|
| 1219 |
|
|
done = (tb->test_success())||(tb->test_failure());
|
| 1220 |
43 |
dgisselq |
done = done || signalled;
|
| 1221 |
36 |
dgisselq |
}
|
| 1222 |
27 |
dgisselq |
} else { // Interactive
|
| 1223 |
|
|
initscr();
|
| 1224 |
|
|
raw();
|
| 1225 |
|
|
noecho();
|
| 1226 |
|
|
keypad(stdscr, true);
|
| 1227 |
|
|
|
| 1228 |
|
|
tb->reset();
|
| 1229 |
|
|
for(int i=0; i<2; i++)
|
| 1230 |
|
|
tb->tick();
|
| 1231 |
|
|
tb->m_core->v__DOT__cmd_halt = 0;
|
| 1232 |
|
|
|
| 1233 |
|
|
int chv = 'q';
|
| 1234 |
|
|
|
| 1235 |
43 |
dgisselq |
bool done = false, halted = true, manual = true,
|
| 1236 |
|
|
high_speed = false;
|
| 1237 |
2 |
dgisselq |
|
| 1238 |
|
|
halfdelay(1);
|
| 1239 |
27 |
dgisselq |
// tb->wb_write(CMD_REG, CMD_HALT | CMD_RESET);
|
| 1240 |
2 |
dgisselq |
// while((tb->wb_read(CMD_REG) & (CMD_HALT|CMD_STALL))==(CMD_HALT|CMD_STALL))
|
| 1241 |
|
|
// tb->show_state();
|
| 1242 |
|
|
|
| 1243 |
|
|
while(!done) {
|
| 1244 |
43 |
dgisselq |
if ((high_speed)&&(!manual)&&(!halted)) {
|
| 1245 |
|
|
struct pollfd fds[1];
|
| 1246 |
|
|
fds[0].fd = STDIN_FILENO;
|
| 1247 |
|
|
fds[0].events = POLLIN;
|
| 1248 |
|
|
if (poll(fds, 1, 0) > 0)
|
| 1249 |
|
|
chv = getch();
|
| 1250 |
|
|
else
|
| 1251 |
|
|
chv = ERR;
|
| 1252 |
|
|
} else {
|
| 1253 |
|
|
chv = getch();
|
| 1254 |
|
|
}
|
| 1255 |
2 |
dgisselq |
switch(chv) {
|
| 1256 |
|
|
case 'h': case 'H':
|
| 1257 |
|
|
tb->wb_write(CMD_REG, CMD_HALT);
|
| 1258 |
|
|
if (!halted)
|
| 1259 |
|
|
erase();
|
| 1260 |
|
|
halted = true;
|
| 1261 |
|
|
break;
|
| 1262 |
43 |
dgisselq |
case 'G':
|
| 1263 |
|
|
high_speed = true;
|
| 1264 |
|
|
case 'g':
|
| 1265 |
2 |
dgisselq |
tb->wb_write(CMD_REG, 0);
|
| 1266 |
|
|
if (halted)
|
| 1267 |
|
|
erase();
|
| 1268 |
|
|
halted = false;
|
| 1269 |
|
|
manual = false;
|
| 1270 |
|
|
break;
|
| 1271 |
43 |
dgisselq |
case 'm':
|
| 1272 |
|
|
tb->show_user_timers(false);
|
| 1273 |
|
|
break;
|
| 1274 |
2 |
dgisselq |
case 'q': case 'Q':
|
| 1275 |
|
|
done = true;
|
| 1276 |
|
|
break;
|
| 1277 |
|
|
case 'r': case 'R':
|
| 1278 |
36 |
dgisselq |
if (manual)
|
| 1279 |
|
|
tb->reset();
|
| 1280 |
|
|
else
|
| 1281 |
|
|
tb->wb_write(CMD_REG, CMD_RESET|CMD_HALT);
|
| 1282 |
2 |
dgisselq |
halted = true;
|
| 1283 |
|
|
erase();
|
| 1284 |
|
|
break;
|
| 1285 |
39 |
dgisselq |
case 's':
|
| 1286 |
34 |
dgisselq |
if (!halted)
|
| 1287 |
27 |
dgisselq |
erase();
|
| 1288 |
2 |
dgisselq |
tb->wb_write(CMD_REG, CMD_STEP);
|
| 1289 |
|
|
manual = false;
|
| 1290 |
34 |
dgisselq |
halted = true;
|
| 1291 |
43 |
dgisselq |
high_speed = false;
|
| 1292 |
2 |
dgisselq |
break;
|
| 1293 |
39 |
dgisselq |
case 'S':
|
| 1294 |
34 |
dgisselq |
if ((!manual)||(halted))
|
| 1295 |
27 |
dgisselq |
erase();
|
| 1296 |
2 |
dgisselq |
manual = true;
|
| 1297 |
39 |
dgisselq |
halted = true;
|
| 1298 |
43 |
dgisselq |
high_speed = false;
|
| 1299 |
39 |
dgisselq |
tb->m_core->v__DOT__cmd_halt = 0;
|
| 1300 |
|
|
tb->m_core->v__DOT__cmd_step = 1;
|
| 1301 |
|
|
tb->eval();
|
| 1302 |
|
|
tb->tick();
|
| 1303 |
|
|
break;
|
| 1304 |
|
|
case 'T': //
|
| 1305 |
|
|
if ((!manual)||(halted))
|
| 1306 |
|
|
erase();
|
| 1307 |
|
|
manual = true;
|
| 1308 |
|
|
halted = true;
|
| 1309 |
43 |
dgisselq |
high_speed = false;
|
| 1310 |
39 |
dgisselq |
tb->m_core->v__DOT__cmd_halt = 1;
|
| 1311 |
|
|
tb->m_core->v__DOT__cmd_step = 0;
|
| 1312 |
|
|
tb->eval();
|
| 1313 |
|
|
tb->tick();
|
| 1314 |
|
|
break;
|
| 1315 |
|
|
case 't':
|
| 1316 |
|
|
if ((!manual)||(halted))
|
| 1317 |
|
|
erase();
|
| 1318 |
|
|
manual = true;
|
| 1319 |
34 |
dgisselq |
halted = false;
|
| 1320 |
43 |
dgisselq |
high_speed = false;
|
| 1321 |
27 |
dgisselq |
// tb->m_core->v__DOT__thecpu__DOT__step = 0;
|
| 1322 |
|
|
// tb->m_core->v__DOT__cmd_halt = 0;
|
| 1323 |
|
|
// tb->m_core->v__DOT__cmd_step = 0;
|
| 1324 |
2 |
dgisselq |
tb->tick();
|
| 1325 |
|
|
break;
|
| 1326 |
43 |
dgisselq |
case 'u':
|
| 1327 |
|
|
tb->show_user_timers(true);
|
| 1328 |
|
|
break;
|
| 1329 |
34 |
dgisselq |
case KEY_IC: case KEY_ENTER: case KEY_RETURN:
|
| 1330 |
|
|
get_value(tb);
|
| 1331 |
|
|
break;
|
| 1332 |
|
|
case KEY_UP: tb->cursor_up(); break;
|
| 1333 |
|
|
case KEY_DOWN: tb->cursor_down(); break;
|
| 1334 |
|
|
case KEY_LEFT: tb->cursor_left(); break;
|
| 1335 |
|
|
case KEY_RIGHT: tb->cursor_right(); break;
|
| 1336 |
36 |
dgisselq |
case CTRL('L'): redrawwin(stdscr); break;
|
| 1337 |
34 |
dgisselq |
case ERR: case KEY_CLEAR:
|
| 1338 |
2 |
dgisselq |
default:
|
| 1339 |
|
|
if (!manual)
|
| 1340 |
|
|
tb->tick();
|
| 1341 |
|
|
}
|
| 1342 |
|
|
|
| 1343 |
|
|
if (manual) {
|
| 1344 |
|
|
tb->show_state();
|
| 1345 |
|
|
} else if (halted) {
|
| 1346 |
|
|
if (tb->dbg_fp)
|
| 1347 |
|
|
fprintf(tb->dbg_fp, "\n\nREAD-STATE ******\n");
|
| 1348 |
|
|
tb->read_state();
|
| 1349 |
|
|
} else
|
| 1350 |
|
|
tb->show_state();
|
| 1351 |
|
|
|
| 1352 |
|
|
if (tb->m_core->i_rst)
|
| 1353 |
|
|
done =true;
|
| 1354 |
43 |
dgisselq |
if ((tb->bomb)||(signalled))
|
| 1355 |
2 |
dgisselq |
done = true;
|
| 1356 |
27 |
dgisselq |
|
| 1357 |
|
|
if (exit_on_done) {
|
| 1358 |
|
|
if (tb->test_success())
|
| 1359 |
|
|
done = true;
|
| 1360 |
|
|
if (tb->test_failure())
|
| 1361 |
|
|
done = true;
|
| 1362 |
|
|
}
|
| 1363 |
2 |
dgisselq |
}
|
| 1364 |
27 |
dgisselq |
endwin();
|
| 1365 |
|
|
}
|
| 1366 |
|
|
#ifdef MANUAL_STEPPING_MODE
|
| 1367 |
|
|
else { // Manual stepping mode
|
| 1368 |
2 |
dgisselq |
tb->show_state();
|
| 1369 |
|
|
|
| 1370 |
|
|
while('q' != tolower(chv = getch())) {
|
| 1371 |
|
|
tb->tick();
|
| 1372 |
|
|
tb->show_state();
|
| 1373 |
|
|
|
| 1374 |
|
|
if (tb->test_success())
|
| 1375 |
|
|
break;
|
| 1376 |
|
|
else if (tb->test_failure())
|
| 1377 |
|
|
break;
|
| 1378 |
43 |
dgisselq |
else if (signalled)
|
| 1379 |
|
|
break;
|
| 1380 |
2 |
dgisselq |
}
|
| 1381 |
|
|
}
|
| 1382 |
27 |
dgisselq |
#endif
|
| 1383 |
2 |
dgisselq |
|
| 1384 |
43 |
dgisselq |
printf("\n");
|
| 1385 |
27 |
dgisselq |
printf("Clocks used : %08x\n", tb->m_core->v__DOT__mtc_data);
|
| 1386 |
|
|
printf("Instructions Issued : %08x\n", tb->m_core->v__DOT__mic_data);
|
| 1387 |
43 |
dgisselq |
printf("Tick Count : %08lx\n", tb->m_tickcount);
|
| 1388 |
27 |
dgisselq |
if (tb->m_core->v__DOT__mtc_data != 0)
|
| 1389 |
|
|
printf("Instructions / Clock: %.2f\n",
|
| 1390 |
|
|
(double)tb->m_core->v__DOT__mic_data
|
| 1391 |
|
|
/ (double)tb->m_core->v__DOT__mtc_data);
|
| 1392 |
36 |
dgisselq |
|
| 1393 |
|
|
int rcode = 0;
|
| 1394 |
|
|
if (tb->bomb) {
|
| 1395 |
|
|
printf("TEST BOMBED\n");
|
| 1396 |
|
|
rcode = -1;
|
| 1397 |
|
|
} else if (tb->test_success()) {
|
| 1398 |
2 |
dgisselq |
printf("SUCCESS!\n");
|
| 1399 |
36 |
dgisselq |
} else if (tb->test_failure()) {
|
| 1400 |
|
|
rcode = -2;
|
| 1401 |
2 |
dgisselq |
printf("TEST FAILED!\n");
|
| 1402 |
36 |
dgisselq |
} else
|
| 1403 |
27 |
dgisselq |
printf("User quit\n");
|
| 1404 |
43 |
dgisselq |
delete tb;
|
| 1405 |
36 |
dgisselq |
exit(rcode);
|
| 1406 |
2 |
dgisselq |
}
|
| 1407 |
|
|
|
