mirror of
https://github.com/jscrane/Apple1.git
synced 2024-12-21 12:29:51 +00:00
118 lines
2.1 KiB
C++
118 lines
2.1 KiB
C++
#include <stdarg.h>
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#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 "io.h"
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#include "config.h"
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#if defined(KRUSADER)
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#include "roms/krusader6502.h"
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prom k(krusader6502, sizeof(krusader6502));
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#else
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#include "roms/basic.h"
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#include "roms/monitor.h"
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prom b(basic, sizeof(basic));
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prom m(monitor, sizeof(monitor));
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#endif
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ram pages[RAM_PAGES];
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//socket_filer files("apple1");
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flash_filer files(PROGRAMS);
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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) {
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io.status("Reset failed");
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return;
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}
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io.files.start();
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#if defined(KRUSADER)
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io.status("Krusader: F000R / Basic: E000R");
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#else
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io.status("Basic: E000R");
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#endif
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}
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void setup() {
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#if defined(DEBUGGING) || defined(CPU_DEBUG)
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Serial.begin(TERMINAL_SPEED);
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Serial.println();
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Serial.print("RAM: ");
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Serial.print(RAM_PAGES);
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Serial.print("kB at 0x0000");
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Serial.println();
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#if defined(USE_SPIRAM)
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Serial.print("SpiRAM: ");
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Serial.print(SPIRAM_EXTENT * Memory::page_size / 1024);
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Serial.print("kB at 0x");
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Serial.print(SPIRAM_BASE, 16);
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Serial.println();
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#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++)
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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);
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#else
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memory.put(b, 0xe000);
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memory.put(m, 0xff00);
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#endif
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reset();
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}
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void loop() {
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if (ps2.available()) {
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unsigned scan = ps2.read2();
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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) {
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case PS2_F1:
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reset();
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break;
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case PS2_F2:
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filename = io.files.advance();
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io.status(filename);
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break;
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case PS2_F3:
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filename = io.files.rewind();
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io.status(filename);
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break;
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case PS2_F4:
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io.load();
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break;
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case PS2_F6:
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io.status(io.files.checkpoint());
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break;
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case PS2_F7:
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if (filename)
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io.files.restore(filename);
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break;
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default:
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io.up(key);
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break;
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}
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} else if (!cpu.halted())
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cpu.run(CPU_INSTRUCTIONS);
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}
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