nickorlow/yayacemu
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code cleanup and font fix

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This commit is contained in:
Nicholas Orlowsky 2024-01-31 20:57:11 -06:00
parent 044d846313
commit e679a3ce68
10 changed files with 443 additions and 102 deletions
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50
yayacemu.cpp
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@ -1,11 +1,9 @@
#include "svdpi.h"
#include "Vyayacemu__Dpi.h"
#include <stdio.h>
#include "Vchip8__Dpi.h"
#include <iostream>
#include <memory.h>
#include "Vyayacemu.h"
#include "Vchip8.h"
#include "verilated.h"
#include <SDL2/SDL.h>
#include <SDL2/SDL_image.h>
#include <SDL2/SDL_quit.h>
@ -34,11 +32,11 @@ void init_screen() {
texture = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_RGBA8888,
SDL_TEXTUREACCESS_STREAMING,
SCREEN_WIDTH, SCREEN_HEIGHT);
printf("INF_EMU: Screen initialized\n");
std::cout << "INF_EMU: Screen initialized" << '\n';
}
void set_beep(const svBit beep) {
if (beep > 0)
if (beep == 1)
SDL_SetTextureColorMod(texture, 255, 0, 0);
else
SDL_SetTextureColorMod(texture, 255, 255, 255);
@ -49,28 +47,27 @@ void draw_screen(const svLogicVecVal* vram) {
for(int i = 0; i < SCREEN_WIDTH * SCREEN_HEIGHT; i++) {
screen[i] = vram[i].aval;
}
SDL_UpdateTexture(texture, NULL, screen,
sizeof(screen[0]) * SCREEN_WIDTH);
SDL_UpdateTexture(texture, NULL, screen, sizeof(screen[0]) * SCREEN_WIDTH);
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, texture, NULL, NULL);
SDL_RenderPresent(renderer);
printf("INF_EMU: Drawing Frame\n");
free(screen);
std::cout << "INF_EMU: Drawing Frame" << '\n';
}
int load_rom() {
printf("INF_EMU: Loading ROM %s\n", rom_name);
std::cout << "INF_EMU: Loading ROM " << rom_name << '\n';
rom_file = fopen(rom_name, "r");
if (rom_file == NULL) {
printf("INF_EMU: Error reading ROM file. Panicing.\n");
std::cout << "INF_EMU: Error reading ROM file. Panicing." << '\n';
exit(1);
}
fseek(rom_file, 0L, SEEK_END);
int rom_size = ftell(rom_file);
fseek(rom_file, 0L, SEEK_SET);
printf("INF_EMU: ROM size is %d bytes\n", rom_size);
std::cout << "INF_EMU: ROM size is %d bytes " << rom_size << '\n';
return rom_size;
}
@ -83,13 +80,10 @@ void close_rom() {
fclose(rom_file);
}
int get_num() {
return 1;
}
svBitVecVal get_key() {
SDL_Event event;
uint8_t down = 0;
while(SDL_PollEvent(&event)) {
switch(event.type) {
case SDL_KEYDOWN:
@ -142,25 +136,29 @@ svBitVecVal get_key() {
int main(int argc, char** argv) {
if (argc < 2) {
printf("Use: yayacemu [ROM_NAME]");
std::cout << "Use: yayacemu [ROM_NAME]" << '\n';
exit(1);
}
rom_name = argv[1];
VerilatedContext* contextp = new VerilatedContext;
contextp->commandArgs(argc, argv);
Vyayacemu* top = new Vyayacemu{contextp};
//while (!contextp->gotFinish()) {
for (int i = 0; ; i++) {
top->clk_in ^= 1;
top->eval();
Vchip8* dut = new Vchip8{contextp};
while (true) {
dut->clk_in ^= 1;
dut->eval();
usleep(1000000/EMULATION_HZ);
if (SDL_QuitRequested()) {
printf("Received Quit from SDL. Goodbye!\n");
std::cout << "INF_EMU: Received Quit from SDL. Goodbye!" << '\n';
break;
}
}
fflush(stdout);
delete top;
delete dut;
delete contextp;
return 0;
}