Apple1-esp/Apple1.ino

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2.2 KiB
Arduino
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#include <stdarg.h>
#include <SPI.h>
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#include <r65emu.h>
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#include <r6502.h>
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#include <pia.h>
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#include <sd_filer.h>
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#include "io.h"
#include "config.h"
#if defined(KRUSADER)
#include "roms/krusader6502.h"
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prom k(krusader6502, sizeof(krusader6502));
#else
#include "roms/basic.h"
#include "roms/monitor.h"
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prom b(basic, sizeof(basic));
prom m(monitor, sizeof(monitor));
#endif
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ram pages[RAM_PAGES];
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//socket_filer files("apple1");
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#if defined(USE_SD)
sd_filer files(PROGRAMS);
#else
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flash_filer files(PROGRAMS);
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#endif
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io io(files);
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r6502 cpu(memory);
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const char *filename;
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void reset() {
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bool ok = hardware_reset();
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io.reset();
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if (!ok) {
io.status("Reset failed");
return;
}
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io.start();
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#if defined(KRUSADER)
io.status("Krusader: F000R / Basic: E000R");
#else
io.status("Basic: E000R");
#endif
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}
void setup() {
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#if defined(DEBUGGING) || defined(CPU_DEBUG)
Serial.begin(TERMINAL_SPEED);
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Serial.println();
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Serial.print("RAM: ");
Serial.print(RAM_PAGES);
Serial.print("kB at 0x0000");
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Serial.println();
#if defined(USE_SPIRAM)
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Serial.print("SpiRAM: ");
Serial.print(SPIRAM_EXTENT * Memory::page_size / 1024);
Serial.print("kB at 0x");
Serial.print(SPIRAM_BASE, 16);
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Serial.println();
#endif
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#endif
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hardware_init(cpu);
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for (unsigned i = 0; i < RAM_PAGES; i++)
memory.put(pages[i], i * ram::page_size);
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#if defined(USE_SPIRAM)
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memory.put(sram, SPIRAM_BASE, SPIRAM_EXTENT);
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#endif
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memory.put(io, 0xd000);
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#if defined(KRUSADER)
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memory.put(k, 0xe000);
#else
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memory.put(b, 0xe000);
memory.put(m, 0xff00);
#endif
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reset();
}
void loop() {
if (ps2.available()) {
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unsigned scan = ps2.read2();
byte key = scan & 0xff;
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if (is_down(scan))
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io.down(key);
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else
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switch (key) {
case PS2_F1:
reset();
break;
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case PS2_F2:
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filename = io.files.advance();
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io.status(filename);
break;
case PS2_F3:
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filename = io.files.rewind();
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io.status(filename);
break;
case PS2_F4:
io.load();
break;
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case PS2_F6:
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io.status(io.files.checkpoint());
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break;
case PS2_F7:
if (filename)
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io.files.restore(filename);
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break;
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default:
io.up(key);
break;
}
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} else if (!cpu.halted())
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cpu.run(CPU_INSTRUCTIONS);
}