mirror of
https://github.com/bradgrantham/apple2e.git
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use more well-defined int types
This commit is contained in:
Brad Grantham
parent
fb7d31d814
commit
3c1b43f2ad
2
Makefile
2
Makefile
@ -13,5 +13,7 @@ all: apple2e
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apple2e: $(OBJECTS)
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$(CXX) $(CXXFLAGS) $(LDFLAGS) $^ -o $@ $(LDLIBS)
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apple2e.o: cpu6502.h
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clean:
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rm $(OBJECTS)
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229
apple2e.cpp
229
apple2e.cpp
@ -14,11 +14,53 @@
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#include <thread>
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#include <functional>
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#include <signal.h>
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#include <unistd.h>
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#ifndef M_PI
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#define M_PI 3.14159
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#endif
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typedef uint64_t clk_t;
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struct system_clock
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{
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clk_t clock_cpu = 0; // Actual CPU and memory clocks, variable rate
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clk_t clock_14mhz = 0; // Fixed 14.31818MHz clock
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clk_t phase_hpe = 0; // Phase of CPU clock within horizontal lines
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operator clk_t() const { return clock_14mhz; }
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void add_cpu_cycles(clk_t elapsed_cpu)
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{
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clock_cpu += elapsed_cpu;
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clock_14mhz += elapsed_cpu * 14 + (elapsed_cpu + phase_hpe) / 65 * 2;
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phase_hpe = (phase_hpe + elapsed_cpu) % 65;
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if(0) printf("added %llu, new cpu clock %llu, 14mhz clock %llu, phase %llu\n", elapsed_cpu, clock_cpu, clock_14mhz, phase_hpe);
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}
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} clk;
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#define printf PrintToLine3
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clk_t clockRangeStart = 2427489692 - 100000;
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clk_t clockRangeEnd = 2427489692 + 1000;
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void PrintToLine3(const char *fmt, ...)
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{
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if(clk < clockRangeStart) {
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return;
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}
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if(clk > clockRangeEnd) {
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abort();
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}
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static char buffer[36];
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va_list args;
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va_start(args, fmt);
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vsnprintf(buffer, sizeof(buffer), fmt, args);
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va_end(args);
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write(0, buffer, strlen(buffer));
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}
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// Brad's 6502
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#include "cpu6502.h"
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@ -37,15 +79,16 @@ using namespace std;
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#define LK_HACK 0
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constexpr unsigned int DEBUG_ERROR = 0x01;
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constexpr unsigned int DEBUG_WARN = 0x02;
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constexpr unsigned int DEBUG_DECODE = 0x04;
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constexpr unsigned int DEBUG_STATE = 0x08;
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constexpr unsigned int DEBUG_RW = 0x10;
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constexpr unsigned int DEBUG_BUS = 0x20;
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constexpr unsigned int DEBUG_FLOPPY = 0x40;
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constexpr unsigned int DEBUG_SWITCH = 0x80;
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volatile unsigned int debug = DEBUG_ERROR | DEBUG_WARN; // | DEBUG_DECODE | DEBUG_STATE | DEBUG_RW;
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constexpr uint32_t DEBUG_ERROR = 0x01;
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constexpr uint32_t DEBUG_WARN = 0x02;
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constexpr uint32_t DEBUG_DECODE = 0x04;
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constexpr uint32_t DEBUG_STATE = 0x08;
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constexpr uint32_t DEBUG_RW = 0x10;
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constexpr uint32_t DEBUG_BUS = 0x20;
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constexpr uint32_t DEBUG_FLOPPY = 0x40;
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constexpr uint32_t DEBUG_SWITCH = 0x80;
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constexpr uint32_t DEBUG_CLOCK = 0x100;
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volatile unsigned int debug = DEBUG_ERROR | DEBUG_WARN; // DEBUG_DECODE | DEBUG_RW | DEBUG_STATE | DEBUG_CLOCK; // | DEBUG_DECODE | DEBUG_STATE | DEBUG_RW;
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bool delete_is_left_arrow = true;
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volatile bool exit_on_banking = false;
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@ -64,26 +107,10 @@ const float paddle_max_pulse_seconds = .00282;
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// Map from memory address to name of function (from the ld65 map file).
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static map<int,string> address_to_function_name;
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typedef unsigned long long clk_t;
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struct system_clock
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{
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clk_t clock_cpu = 0; // Actual CPU and memory clocks, variable rate
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clk_t clock_14mhz = 0; // Fixed 14.31818MHz clock
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clk_t phase_hpe = 0; // Phase of CPU clock within horizontal lines
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operator clk_t() const { return clock_14mhz; }
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void add_cpu_cycles(clk_t elapsed_cpu)
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{
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clock_cpu += elapsed_cpu;
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clock_14mhz += elapsed_cpu * 14 + (elapsed_cpu + phase_hpe) / 65 * 2;
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phase_hpe = (phase_hpe + elapsed_cpu) % 65;
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if(0) printf("added %llu, new cpu clock %llu, 14mhz clock %llu, phase %llu\n", elapsed_cpu, clock_cpu, clock_14mhz, phase_hpe);
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}
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} clk;
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const int machine_clock_rate = 14318180;
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bool read_blob(const char *name, unsigned char *b, size_t sz)
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bool read_blob(const char *name, uint8_t *b, size_t sz)
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{
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FILE *fp = fopen(name, "rb");
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if(fp == NULL) {
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@ -211,7 +238,7 @@ enum MemoryType {RAM, ROM};
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struct backed_region : region
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{
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vector<unsigned char> memory;
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vector<uint8_t> memory;
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MemoryType type;
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enabled_func read_enabled;
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enabled_func write_enabled;
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@ -245,7 +272,7 @@ struct backed_region : region
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return (addr >= base) && (addr < base + size);
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}
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bool read(int addr, unsigned char& data)
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bool read(int addr, uint8_t& data)
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{
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if(contains(addr) && read_enabled()) {
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data = memory[addr - base];
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@ -254,7 +281,7 @@ struct backed_region : region
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return false;
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}
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bool write(int addr, unsigned char data)
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bool write(int addr, uint8_t data)
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{
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if((type == RAM) && contains(addr) && write_enabled()) {
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memory[addr - base] = data;
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@ -278,7 +305,7 @@ constexpr int sectorSize = 256;
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constexpr int sectorsPerTrack = 16;
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constexpr int tracksPerFloppy = 35;
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const unsigned char sectorHeader[21] =
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const uint8_t sectorHeader[21] =
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{
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0xD5, 0xAA, 0x96, 0xFF, 0xFE, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0xDE, 0xAA, 0xFF, 0xFF, 0xFF,
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@ -294,7 +321,7 @@ const int sectorSkewProDOS[16] =
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0x0, 0x8, 0x1, 0x9, 0x2, 0xA, 0x3, 0xB, 0x4, 0xC, 0x5, 0xD, 0x6, 0xE, 0x7, 0xF
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};
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const unsigned char sectorFooter[48] =
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const uint8_t sectorFooter[48] =
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{
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0xDE, 0xAA, 0xEB, 0xFF, 0xEB, 0xFF, 0xFF, 0xFF,
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0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
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@ -303,7 +330,7 @@ const unsigned char sectorFooter[48] =
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0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
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0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
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};
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const unsigned char SixBitsToBytes[0x40] =
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const uint8_t SixBitsToBytes[0x40] =
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{
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0x96, 0x97, 0x9A, 0x9B, 0x9D, 0x9E, 0x9F, 0xA6,
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0xA7, 0xAB, 0xAC, 0xAD, 0xAE, 0xAF, 0xB2, 0xB3,
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@ -372,20 +399,20 @@ void nybblizeSector(int trackIndex, int sectorIndex, const uint8_t *sectorBytes,
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// p += 48;
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}
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bool nybblizeTrackFromFile(FILE *floppyImageFile, int trackIndex, unsigned char *nybblizedTrack, const int *skew)
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bool nybblizeTrackFromFile(FILE *floppyImageFile, int trackIndex, uint8_t *nybblizedTrack, const int *skew)
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{
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memset(nybblizedTrack, 0xFF, trackGapSize); // Write gap 1, 64 bytes (self-sync)
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for(unsigned char sectorIndex = 0; sectorIndex < 16; sectorIndex++)
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for(int sectorIndex = 0; sectorIndex < 16; sectorIndex++)
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{
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long sectorOffset = (skew[sectorIndex] + trackIndex * sectorsPerTrack) * sectorSize;
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uint32_t sectorOffset = (skew[sectorIndex] + trackIndex * sectorsPerTrack) * sectorSize;
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int seeked = fseek(floppyImageFile, sectorOffset, SEEK_SET);
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if(seeked == -1) {
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fprintf(stderr, "failed to seek to sector in floppy disk image\n");
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return false;
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}
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unsigned char sectorBytes[256];
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uint8_t sectorBytes[256];
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size_t wasRead = fread(sectorBytes, 1, sectorSize, floppyImageFile);
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if(wasRead != sectorSize) {
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fprintf(stderr, "failed to read sector from floppy disk image\n");
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@ -414,7 +441,7 @@ struct DISKIIboard : board_base
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static constexpr int Q7L = 0xC0EE; // IO strobe for clear
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static constexpr int Q7H = 0xC0EF; // IO strobe for shift
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const map<unsigned int, string> io = {
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const map<uint32_t, string> io = {
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{0xC0E0, "CA0OFF"},
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{0xC0E1, "CA0ON"},
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{0xC0E2, "CA1OFF"},
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@ -444,7 +471,7 @@ struct DISKIIboard : board_base
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int driveSelected = 0;
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bool driveMotorEnabled[2];
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enum {READ, WRITE} headMode = READ;
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unsigned char dataLatch = 0x00;
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uint8_t dataLatch = 0x00;
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int headStepperPhase[2][4] = { {0, 0, 0, 0}, {0, 0, 0, 0} };
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int headStepperMostRecentPhase[2] = {0, 0};
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int currentTrackNumber[2] = {0, 0}; // physical track number - DOS and ProDOS only use even tracks
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@ -454,7 +481,7 @@ struct DISKIIboard : board_base
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bool trackBytesOutOfDate = true;
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int nybblizedTrackIndex = -1;
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int nybblizedDriveIndex = -1;
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unsigned int trackByteIndex = 0;
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uint32_t trackByteIndex = 0;
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void set_floppy(int number, const char *name) // number 0 or 1; name = NULL to eject
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{
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@ -494,7 +521,7 @@ struct DISKIIboard : board_base
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typedef std::function<void (int number, bool activity)> floppy_activity_func;
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floppy_activity_func floppy_activity;
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DISKIIboard(const unsigned char diskII_rom[256], const char *floppy0_name, const char *floppy1_name, floppy_activity_func floppy_activity_) :
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DISKIIboard(const uint8_t diskII_rom[256], const char *floppy0_name, const char *floppy1_name, floppy_activity_func floppy_activity_) :
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floppy_activity(floppy_activity_)
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{
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std::copy(diskII_rom, diskII_rom + 0x100, rom_C600.memory.begin());
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@ -506,7 +533,7 @@ struct DISKIIboard : board_base
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}
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}
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unsigned char readNextTrackByte()
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uint8_t readNextTrackByte()
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{
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if(headMode != READ || !driveMotorEnabled[driveSelected] || !floppyPresent[driveSelected])
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return 0x00;
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@ -545,7 +572,7 @@ struct DISKIIboard : board_base
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return true;
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}
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void controlTrackMotor(unsigned int addr)
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void controlTrackMotor(uint32_t addr)
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{
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int phase = (addr & 0x7) >> 1;
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int state = addr & 0x1;
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@ -588,7 +615,7 @@ struct DISKIIboard : board_base
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}
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}
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virtual bool write(int addr, unsigned char data)
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virtual bool write(int addr, uint8_t data)
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{
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if(addr < 0xC0E0 || addr > 0xC0EF)
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return false;
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@ -596,7 +623,7 @@ struct DISKIIboard : board_base
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return false;
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}
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virtual bool read(int addr, unsigned char &data)
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virtual bool read(int addr, uint8_t &data)
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{
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if(rom_C600.read(addr, data)) {
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if(debug & DEBUG_RW) printf("DiskII read 0x%04X -> %02X\n", addr, data);
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@ -677,7 +704,7 @@ struct Mockingboard : board_base
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{
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}
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virtual bool write(int addr, unsigned char data)
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virtual bool write(int addr, uint8_t data)
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{
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if((addr >= 0xC400) && (addr <= 0xC4FF)) {
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if(debug & DEBUG_RW) printf("Mockingboard write 0x%02X to 0x%04X ignored\n", data, addr);
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@ -685,7 +712,7 @@ struct Mockingboard : board_base
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}
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return false;
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}
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virtual bool read(int addr, unsigned char &data)
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virtual bool read(int addr, uint8_t &data)
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{
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if((addr >= 0xC400) && (addr <= 0xC4FF)) {
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if(debug & DEBUG_RW) printf("Mockingboard read at 0x%04X ignored\n", addr);
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@ -699,7 +726,7 @@ struct Mockingboard : board_base
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const int waveform_length = 44100 / 1000 / 2; // half of a wave at 4000 Hz
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const float waveform_max_amplitude = .35f;
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static unsigned char waveform[waveform_length];
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static uint8_t waveform[waveform_length];
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static void initialize_audio_waveform() __attribute__((constructor));
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void initialize_audio_waveform()
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@ -948,19 +975,19 @@ struct MAINboard : board_base
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0xC00A, 0xC00B,
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};
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deque<unsigned char> keyboard_buffer;
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deque<uint8_t> keyboard_buffer;
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static const int sample_rate = 44100;
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static const size_t audio_buffer_size = sample_rate / 100;
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char audio_buffer[audio_buffer_size];
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long long audio_buffer_start_sample = 0;
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long long audio_buffer_next_sample = 0;
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unsigned char speaker_level;
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uint8_t audio_buffer[audio_buffer_size];
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uint64_t audio_buffer_start_sample = 0;
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uint64_t audio_buffer_next_sample = 0;
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uint8_t speaker_level;
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bool speaker_transitioning_to_high = false;
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int where_in_waveform = 0;
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#if LK_HACK
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unsigned char *disassemble_buffer = 0;
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uint8_t *disassemble_buffer = 0;
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int disassemble_state = 0;
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int disassemble_index = 0;
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int disassemble_size = 0;
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@ -969,11 +996,11 @@ struct MAINboard : board_base
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void fill_flush_audio()
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{
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long long current_sample = clk * sample_rate / machine_clock_rate;
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uint64_t current_sample = clk * sample_rate / machine_clock_rate;
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for(long long i = audio_buffer_next_sample; i < current_sample; i++) {
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for(uint64_t i = audio_buffer_next_sample; i < current_sample; i++) {
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if(where_in_waveform < waveform_length) {
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unsigned char level = waveform[where_in_waveform++];
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uint8_t level = waveform[where_in_waveform++];
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speaker_level = speaker_transitioning_to_high ? level : (255 - level);
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}
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@ -1000,7 +1027,7 @@ struct MAINboard : board_base
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fill_flush_audio();
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}
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void enqueue_key(unsigned char k)
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void enqueue_key(uint8_t k)
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{
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keyboard_buffer.push_back(k);
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}
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@ -1028,14 +1055,14 @@ struct MAINboard : board_base
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}
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}
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typedef std::function<bool (int addr, bool aux, unsigned char data)> display_write_func;
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typedef std::function<bool (int addr, bool aux, uint8_t data)> display_write_func;
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display_write_func display_write;
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typedef std::function<void (char *audiobuffer, size_t dist)> audio_flush_func;
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typedef std::function<void (uint8_t *audiobuffer, size_t dist)> audio_flush_func;
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audio_flush_func audio_flush;
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typedef std::function<tuple<float, bool> (int num)> get_paddle_func;
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get_paddle_func get_paddle;
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clk_t paddles_clock_out[4];
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MAINboard(system_clock& clk_, const unsigned char rom_image[32768], display_write_func display_write_, audio_flush_func audio_flush_, get_paddle_func get_paddle_) :
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MAINboard(system_clock& clk_, const uint8_t rom_image[32768], display_write_func display_write_, audio_flush_func audio_flush_, get_paddle_func get_paddle_) :
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clk(clk_),
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internal_C800_ROM_selected(true),
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speaker_level(waveform[0]),
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@ -1087,7 +1114,7 @@ struct MAINboard : board_base
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}
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}
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bool read(int addr, unsigned char &data)
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bool read(int addr, uint8_t &data)
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{
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if(debug & DEBUG_RW) printf("MAIN board read\n");
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for(auto b : boards) {
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@ -1109,7 +1136,7 @@ struct MAINboard : board_base
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SoftSwitch* sw = switches_by_address[addr - 0xC000];
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if(sw != nullptr) {
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unsigned char result = 0xFF;
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uint8_t result = 0xFF;
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// Special case for floating bus for reading video scanout
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// XXX doesn't handle 80-column nor AUX
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@ -1283,7 +1310,7 @@ struct MAINboard : board_base
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}
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return false;
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}
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bool write(int addr, unsigned char data)
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bool write(int addr, uint8_t data)
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{
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#if LK_HACK
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if(addr == 0xBFFE) {
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@ -1306,7 +1333,7 @@ struct MAINboard : board_base
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case 1:
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// MSB of size.
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disassemble_size |= data << 8;
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disassemble_buffer = new unsigned char[disassemble_size];
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disassemble_buffer = new uint8_t[disassemble_size];
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disassemble_index = 0;
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printf("Size of buffer: %d bytes\n", disassemble_size);
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@ -1462,30 +1489,38 @@ struct MAINboard : board_base
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struct bus_frontend
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{
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MAINboard* board;
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map<int, vector<unsigned char> > writes;
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map<int, vector<unsigned char> > reads;
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map<int, vector<uint8_t> > writes;
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map<int, vector<uint8_t> > reads;
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unsigned char read(int addr)
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uint8_t read(uint16_t addr)
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{
|
||||
unsigned char data = 0xaa;
|
||||
uint8_t data = 0xaa;
|
||||
if(board->read(addr & 0xFFFF, data)) {
|
||||
if(debug & DEBUG_BUS) printf("read %04X returned %02X\n", addr & 0xFFFF, data);
|
||||
if(debug & DEBUG_BUS)
|
||||
{
|
||||
printf("read %04X returned %02X\n", addr & 0xFFFF, data);
|
||||
}
|
||||
// reads[addr & 0xFFFF].push_back(data);
|
||||
return data;
|
||||
}
|
||||
if(debug & DEBUG_ERROR)
|
||||
if(debug & DEBUG_ERROR) {
|
||||
fprintf(stderr, "no ownership of read at %04X\n", addr & 0xFFFF);
|
||||
}
|
||||
return 0xAA;
|
||||
}
|
||||
void write(int addr, unsigned char data)
|
||||
void write(uint16_t addr, uint8_t data)
|
||||
{
|
||||
if(board->write(addr & 0xFFFF, data)) {
|
||||
if(debug & DEBUG_BUS) printf("write %04X %02X\n", addr & 0xFFFF, data);
|
||||
if(debug & DEBUG_BUS)
|
||||
{
|
||||
printf("write %04X %02X\n", addr & 0xFFFF, data);
|
||||
}
|
||||
// writes[addr & 0xFFFF].push_back(data);
|
||||
return;
|
||||
}
|
||||
if(debug & DEBUG_ERROR)
|
||||
if(debug & DEBUG_ERROR) {
|
||||
fprintf(stderr, "no ownership of write %02X at %04X\n", data, addr & 0xFFFF);
|
||||
}
|
||||
}
|
||||
|
||||
void reset()
|
||||
@ -1547,7 +1582,7 @@ string read_bus_and_disassemble(bus_frontend &bus, int pc)
|
||||
{
|
||||
int bytes;
|
||||
string dis;
|
||||
unsigned char buf[4];
|
||||
uint8_t buf[4];
|
||||
buf[0] = bus.read(pc + 0);
|
||||
buf[1] = bus.read(pc + 1);
|
||||
buf[2] = bus.read(pc + 2);
|
||||
@ -1560,10 +1595,10 @@ int millis_per_slice = 16;
|
||||
|
||||
struct key_to_ascii
|
||||
{
|
||||
unsigned char no_shift_no_control;
|
||||
unsigned char yes_shift_no_control;
|
||||
unsigned char no_shift_yes_control;
|
||||
unsigned char yes_shift_yes_control;
|
||||
uint8_t no_shift_no_control;
|
||||
uint8_t yes_shift_no_control;
|
||||
uint8_t no_shift_yes_control;
|
||||
uint8_t yes_shift_yes_control;
|
||||
};
|
||||
|
||||
map<int, key_to_ascii> interface_key_to_apple2e =
|
||||
@ -1635,7 +1670,7 @@ enum APPLE2Einterface::EventType process_events(MAINboard *board, bus_frontend&
|
||||
diskIIboard->set_floppy(e.value, e.str);
|
||||
free(e.str);
|
||||
} else if(e.type == APPLE2Einterface::PASTE) {
|
||||
for(unsigned int i = 0; i < strlen(e.str); i++)
|
||||
for(uint32_t i = 0; i < strlen(e.str); i++)
|
||||
if(e.str[i] == '\n')
|
||||
board->enqueue_key('\r');
|
||||
else
|
||||
@ -1734,12 +1769,12 @@ extern uint16_t pc;
|
||||
template<class CLK, class BUS>
|
||||
void print_cpu_state(const CPU6502<CLK, BUS>& cpu)
|
||||
{
|
||||
unsigned char s0 = bus.read(0x100 + cpu.s + 0);
|
||||
unsigned char s1 = bus.read(0x100 + cpu.s + 1);
|
||||
unsigned char s2 = bus.read(0x100 + cpu.s + 2);
|
||||
unsigned char pc0 = bus.read(cpu.pc + 0);
|
||||
unsigned char pc1 = bus.read(cpu.pc + 1);
|
||||
unsigned char pc2 = bus.read(cpu.pc + 2);
|
||||
uint8_t s0 = bus.read(0x100 + cpu.s + 0);
|
||||
uint8_t s1 = bus.read(0x100 + cpu.s + 1);
|
||||
uint8_t s2 = bus.read(0x100 + cpu.s + 2);
|
||||
uint8_t pc0 = bus.read(cpu.pc + 0);
|
||||
uint8_t pc1 = bus.read(cpu.pc + 1);
|
||||
uint8_t pc2 = bus.read(cpu.pc + 2);
|
||||
printf("6502: A:%02X X:%02X Y:%02X P:", cpu.a, cpu.x, cpu.y);
|
||||
printf("%s", (cpu.p & cpu.N) ? "N" : "n");
|
||||
printf("%s", (cpu.p & cpu.V) ? "V" : "v");
|
||||
@ -1749,10 +1784,11 @@ void print_cpu_state(const CPU6502<CLK, BUS>& cpu)
|
||||
printf("%s", (cpu.p & cpu.I) ? "I" : "i");
|
||||
printf("%s", (cpu.p & cpu.Z) ? "Z" : "z");
|
||||
printf("%s ", (cpu.p & cpu.C) ? "C" : "c");
|
||||
printf("S:%02X (%02X %02X %02X ...) PC:%04X (%02X %02X %02X ...)\n", cpu.s, s0, s1, s2, cpu.pc, pc0, pc1, pc2);
|
||||
printf("S:%02X (%02X %02X %02X ...) ", cpu.s, s0, s1, s2);
|
||||
printf("PC:%04X (%02X %02X %02X ...)\n", cpu.pc, pc0, pc1, pc2);
|
||||
}
|
||||
|
||||
template <class TYPE, unsigned int LENGTH>
|
||||
template <class TYPE, uint32_t LENGTH>
|
||||
struct averaged_sequence
|
||||
{
|
||||
int where;
|
||||
@ -1762,7 +1798,7 @@ struct averaged_sequence
|
||||
averaged_sequence() :
|
||||
where(-1)
|
||||
{
|
||||
for(unsigned int i = 0; i < LENGTH; i++)
|
||||
for(uint32_t i = 0; i < LENGTH; i++)
|
||||
list[i] = 0;
|
||||
sum = 0;
|
||||
}
|
||||
@ -1770,7 +1806,7 @@ struct averaged_sequence
|
||||
void add(TYPE value)
|
||||
{
|
||||
if(where == -1) {
|
||||
for(unsigned int i = 0; i < LENGTH; i++)
|
||||
for(uint32_t i = 0; i < LENGTH; i++)
|
||||
list[i] = value;
|
||||
sum = value * LENGTH;
|
||||
where = 0;
|
||||
@ -1860,13 +1896,13 @@ int main(int argc, char **argv)
|
||||
}
|
||||
|
||||
const char *romname = argv[0];
|
||||
unsigned char b[32768];
|
||||
uint8_t b[32768];
|
||||
|
||||
if(!read_blob(romname, b, sizeof(b))) {
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
unsigned char diskII_rom[256];
|
||||
uint8_t diskII_rom[256];
|
||||
if(diskII_rom_name != NULL) {
|
||||
if(!read_blob(diskII_rom_name, diskII_rom, sizeof(diskII_rom)))
|
||||
exit(EXIT_FAILURE);
|
||||
@ -1879,15 +1915,15 @@ int main(int argc, char **argv)
|
||||
|
||||
MAINboard* mainboard;
|
||||
|
||||
MAINboard::display_write_func display = [](int addr, bool aux, unsigned char data)->bool{return APPLE2Einterface::write(addr, aux, data);};
|
||||
MAINboard::display_write_func display = [](uint16_t addr, bool aux, uint8_t data)->bool{return APPLE2Einterface::write(addr, aux, data);};
|
||||
|
||||
MAINboard::get_paddle_func paddle = [](int num)->tuple<float, bool>{return APPLE2Einterface::get_paddle(num);};
|
||||
|
||||
MAINboard::audio_flush_func audio;
|
||||
if(mute)
|
||||
audio = [](char *buf, size_t sz){ };
|
||||
audio = [](uint8_t *buf, size_t sz){ };
|
||||
else
|
||||
audio = [](char *buf, size_t sz){ if(!run_fast) APPLE2Einterface::enqueue_audio_samples(buf, sz); };
|
||||
audio = [](uint8_t *buf, size_t sz){ if(!run_fast) APPLE2Einterface::enqueue_audio_samples(buf, sz); };
|
||||
|
||||
mainboard = new MAINboard(clk, b, display, audio, paddle);
|
||||
bus.board = mainboard;
|
||||
@ -1977,6 +2013,9 @@ int main(int argc, char **argv)
|
||||
if(debug & DEBUG_STATE)
|
||||
print_cpu_state(cpu);
|
||||
}
|
||||
if(debug & DEBUG_CLOCK) {
|
||||
printf("clock = %lu, %lu\n", (uint32_t)(clk / (1LLU << 32)), (uint32_t)(clk % (1LLU << 32)));
|
||||
}
|
||||
}
|
||||
mainboard->sync();
|
||||
|
||||
@ -2029,7 +2068,7 @@ int main(int argc, char **argv)
|
||||
exit_on_banking = true;
|
||||
continue;
|
||||
} else if(strncmp(line, "debug", 5) == 0) {
|
||||
sscanf(line + 6, "%d", &debug);
|
||||
sscanf(line + 6, "%u", &debug);
|
||||
printf("debug set to %02X\n", debug);
|
||||
continue;
|
||||
} else if(strcmp(line, "reset") == 0) {
|
||||
|
||||
134
interface.cpp
134
interface.cpp
@ -42,10 +42,10 @@ using namespace std;
|
||||
namespace APPLE2Einterface
|
||||
{
|
||||
|
||||
const int apple2_screen_width = 280;
|
||||
const int apple2_screen_height = 192;
|
||||
const int recording_scale = 2;
|
||||
const int recording_frame_duration_hundredths = 5;
|
||||
constexpr uint32_t apple2_screen_width = 280;
|
||||
constexpr uint32_t apple2_screen_height = 192;
|
||||
constexpr int recording_scale = 2;
|
||||
constexpr uint32_t recording_frame_duration_hundredths = 5;
|
||||
|
||||
chrono::time_point<chrono::system_clock> start_time;
|
||||
|
||||
@ -58,8 +58,8 @@ int joystick_axis1 = -1;
|
||||
int joystick_button0 = -1;
|
||||
int joystick_button1 = -1;
|
||||
|
||||
extern int font_offset;
|
||||
extern const unsigned char font_bytes[96 * 7 * 8];
|
||||
extern uint16_t font_offset;
|
||||
extern const uint8_t font_bytes[96 * 7 * 8];
|
||||
|
||||
static int gWindowWidth, gWindowHeight;
|
||||
|
||||
@ -96,14 +96,14 @@ event dequeue_event()
|
||||
}
|
||||
|
||||
opengl_texture font_texture;
|
||||
const int fonttexture_w = 7;
|
||||
const int fonttexture_h = 8 * 96;
|
||||
constexpr uint32_t fonttexture_w = 7;
|
||||
constexpr uint32_t fonttexture_h = 8 * 96;
|
||||
|
||||
opengl_texture textport_texture[2][2]; // [aux][page]
|
||||
|
||||
GLuint text_program;
|
||||
const int textport_w = 40;
|
||||
const int textport_h = 24;
|
||||
constexpr uint32_t textport_w = 40;
|
||||
constexpr uint32_t textport_h = 24;
|
||||
GLuint textport_texture_location;
|
||||
GLuint textport_texture_coord_scale_location;
|
||||
GLuint textport_blink_location;
|
||||
@ -135,8 +135,8 @@ GLuint lores_x_offset_location;
|
||||
GLuint lores_y_offset_location;
|
||||
GLuint lores_to_screen_location;
|
||||
|
||||
const int hires_w = 320; // MSBit is color chooser, Apple ][ weirdness
|
||||
const int hires_h = 192;
|
||||
const uint32_t hires_w = 320; // MSBit is color chooser, Apple ][ weirdness
|
||||
const uint32_t hires_h = 192;
|
||||
opengl_texture hires_texture[2];
|
||||
|
||||
GLuint hires_program;
|
||||
@ -170,7 +170,7 @@ tuple<float,bool> get_paddle(int num)
|
||||
return make_tuple(paddle_values[num], paddle_buttons[num]);
|
||||
}
|
||||
|
||||
const int raster_coords_attrib = 0;
|
||||
const uint32_t raster_coords_attrib = 0;
|
||||
|
||||
static const char *hires_vertex_shader = R"(
|
||||
uniform mat3 to_screen;
|
||||
@ -485,7 +485,7 @@ void set_image_shader(float to_screen[9], const opengl_texture& texture, float x
|
||||
|
||||
void initialize_screen_areas()
|
||||
{
|
||||
for(int i = 0; i < apple2_screen_height; i++) {
|
||||
for(uint32_t i = 0; i < apple2_screen_height; i++) {
|
||||
line_to_area[i].push_back({make_rectangle_array_buffer(0, i, apple2_screen_width, 1), raster_coords_attrib, 2, GL_FLOAT, GL_FALSE, 0});
|
||||
}
|
||||
}
|
||||
@ -632,7 +632,7 @@ struct apple2screen : public widget
|
||||
h = h_;
|
||||
long long elapsed_millis = now * 1000;
|
||||
|
||||
for(int i = 0; i < apple2_screen_height; i++) {
|
||||
for(uint32_t i = 0; i < apple2_screen_height; i++) {
|
||||
const ModeSettings& settings = line_to_mode[i];
|
||||
|
||||
set_shader(to_screen, settings.mode, (i < 160) ? false : settings.mixed, settings.page, settings.vid80, (elapsed_millis / 300) % 2, x, y);
|
||||
@ -723,9 +723,9 @@ struct image_widget : public widget
|
||||
{
|
||||
opengl_texture image;
|
||||
vertex_array rectangle;
|
||||
int w, h;
|
||||
int32_t w, h;
|
||||
|
||||
image_widget(int w_, int h_, unsigned char *buffer) :
|
||||
image_widget(int32_t w_, int32_t h_, uint8_t *buffer) :
|
||||
w(w_),
|
||||
h(h_)
|
||||
{
|
||||
@ -760,7 +760,7 @@ struct text_widget : public widget
|
||||
{
|
||||
content = content_;
|
||||
// construct string texture
|
||||
unique_ptr<unsigned char> bytes(new unsigned char[content.size() + 1]);
|
||||
unique_ptr<uint8_t> bytes(new uint8_t[content.size() + 1]);
|
||||
int i = 0;
|
||||
for(auto c : content) {
|
||||
if(c >= ' ' && c <= '?')
|
||||
@ -1120,7 +1120,7 @@ void initialize_gl(void)
|
||||
CheckOpenGL(__FILE__, __LINE__);
|
||||
}
|
||||
|
||||
unsigned char disk_in_on_bitmap[] = {
|
||||
uint8_t disk_in_on_bitmap[] = {
|
||||
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, // 40, 40
|
||||
255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 255, // 40, 40
|
||||
255, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, // 40, 40
|
||||
@ -1146,7 +1146,7 @@ unsigned char disk_in_on_bitmap[] = {
|
||||
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, // 40, 40
|
||||
};
|
||||
|
||||
unsigned char disk_out_bitmap[] = {
|
||||
uint8_t disk_out_bitmap[] = {
|
||||
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, // 40, 40
|
||||
255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 255, // 40, 40
|
||||
255, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, // 40, 40
|
||||
@ -1172,7 +1172,7 @@ unsigned char disk_out_bitmap[] = {
|
||||
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, // 40, 40
|
||||
};
|
||||
|
||||
unsigned char disk_in_off_bitmap[] = {
|
||||
uint8_t disk_in_off_bitmap[] = {
|
||||
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, // 40, 40
|
||||
255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 255, // 40, 40
|
||||
255, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, // 40, 40
|
||||
@ -1397,9 +1397,9 @@ tuple<float, float> window_to_widget(float x, float y)
|
||||
return make_tuple(wx, wy);
|
||||
}
|
||||
|
||||
void save_rgba_to_ppm(const unsigned char *rgba8_pixels, int width, int height, const char *filename)
|
||||
void save_rgba_to_ppm(const uint8_t *rgba8_pixels, uint32_t width, uint32_t height, const char *filename)
|
||||
{
|
||||
int row_bytes = width * 4;
|
||||
size_t row_bytes = width * 4;
|
||||
|
||||
FILE *fp = fopen(filename, "w");
|
||||
fprintf(fp, "P6 %d %d 255\n", width, height);
|
||||
@ -1413,7 +1413,7 @@ void save_rgba_to_ppm(const unsigned char *rgba8_pixels, int width, int height,
|
||||
|
||||
void add_rendertarget_to_gif(double now, render_target *rt)
|
||||
{
|
||||
static unsigned char image_recorded[apple2_screen_width * recording_scale * apple2_screen_height * recording_scale * 4];
|
||||
static uint8_t image_recorded[apple2_screen_width * recording_scale * apple2_screen_height * recording_scale * 4];
|
||||
|
||||
rt->start_rendering();
|
||||
|
||||
@ -1590,7 +1590,7 @@ static void scroll(GLFWwindow *window, double dx, double dy)
|
||||
{
|
||||
}
|
||||
|
||||
const int pixel_scale = 3;
|
||||
constexpr uint32_t pixel_scale = 3;
|
||||
|
||||
void load_joystick_setup()
|
||||
{
|
||||
@ -1623,9 +1623,9 @@ void drop_callback(GLFWwindow* window, int count, const char** paths)
|
||||
ui->drop(elapsed.count(), wx, wy, count, paths);
|
||||
}
|
||||
|
||||
void enqueue_audio_samples(char *buf, size_t sz)
|
||||
void enqueue_audio_samples(uint8_t *buf, size_t sz)
|
||||
{
|
||||
ao_play(aodev, buf, sz);
|
||||
ao_play(aodev, (char*)buf, sz);
|
||||
}
|
||||
|
||||
ao_device *open_ao()
|
||||
@ -1714,15 +1714,15 @@ void apply_writes(void);
|
||||
// of frames worth of mode changes anyway.
|
||||
void map_mode_to_lines(const ModePoint& p, unsigned long long to_byte)
|
||||
{
|
||||
unsigned int byte = get<0>(p);
|
||||
uint64_t byte = get<0>(p);
|
||||
const ModeSettings& settings = get<1>(p);
|
||||
int line = (byte + 17029) / 65;
|
||||
uint64_t line = (byte + 17029) / 65;
|
||||
|
||||
int to_line = (to_byte + 17029) / 65;
|
||||
uint64_t to_line = (to_byte + 17029) / 65;
|
||||
|
||||
for(int l = line; l < to_line; l++) {
|
||||
int line_in_frame = l % 262;
|
||||
if(0)printf("to_byte %llu, line %d : mode %s\n", to_byte, line_in_frame, (settings.mode == APPLE2Einterface::TEXT) ? "TEXT" : ((settings.mode == APPLE2Einterface::LORES) ? "LORES" : "HIRES"));
|
||||
for(uint64_t l = line; l < to_line; l++) {
|
||||
uint64_t line_in_frame = l % 262;
|
||||
if(0)printf("to_byte %llu, line %llu: mode %s\n", to_byte, line_in_frame, (settings.mode == APPLE2Einterface::TEXT) ? "TEXT" : ((settings.mode == APPLE2Einterface::LORES) ? "LORES" : "HIRES"));
|
||||
if(line_in_frame < 192)
|
||||
line_to_mode[line_in_frame] = settings;
|
||||
}
|
||||
@ -1741,7 +1741,7 @@ void map_history_to_lines(const ModeHistory& history, unsigned long long current
|
||||
auto& current = history[i];
|
||||
auto& next = history[i + 1];
|
||||
|
||||
unsigned int byte2 = get<0>(next);
|
||||
uint64_t byte2 = get<0>(next);
|
||||
|
||||
map_mode_to_lines(current, byte2);
|
||||
}
|
||||
@ -1799,7 +1799,7 @@ void iterate(const ModeHistory& history, unsigned long long current_byte, float
|
||||
|
||||
int axis_count, button_count;
|
||||
const float* axes = glfwGetJoystickAxes(GLFW_JOYSTICK_1, &axis_count);
|
||||
const unsigned char* buttons = glfwGetJoystickButtons(GLFW_JOYSTICK_1, &button_count);
|
||||
const uint8_t* buttons = glfwGetJoystickButtons(GLFW_JOYSTICK_1, &button_count);
|
||||
|
||||
{
|
||||
static bool checkedJoystickProbing = false;
|
||||
@ -1863,30 +1863,30 @@ void shutdown()
|
||||
glfwTerminate();
|
||||
}
|
||||
|
||||
static const int text_page1_base = 0x400;
|
||||
static const int text_page2_base = 0x800;
|
||||
static const int text_page_size = 0x400;
|
||||
static const int hires_page1_base = 0x2000;
|
||||
static const int hires_page2_base = 0x4000;
|
||||
static const int hires_page_size = 8192;
|
||||
constexpr uint16_t text_page1_base = 0x400;
|
||||
constexpr uint16_t text_page2_base = 0x800;
|
||||
constexpr uint16_t text_page_size = 0x400;
|
||||
constexpr uint16_t hires_page1_base = 0x2000;
|
||||
constexpr uint16_t hires_page2_base = 0x4000;
|
||||
constexpr uint16_t hires_page_size = 8192;
|
||||
|
||||
extern int text_row_base_offsets[24];
|
||||
extern int hires_memory_to_scanout_address[8192];
|
||||
extern uint16_t text_row_base_offsets[24];
|
||||
extern uint16_t hires_memory_to_scanout_address[8192];
|
||||
|
||||
typedef pair<int, bool> address_auxpage;
|
||||
map< address_auxpage, unsigned char> writes;
|
||||
typedef pair<uint16_t, bool> address_auxpage;
|
||||
map<address_auxpage, uint8_t> writes;
|
||||
int collisions = 0;
|
||||
|
||||
void write2(int addr, bool aux, unsigned char data)
|
||||
void write2(uint16_t addr, bool aux, uint8_t data)
|
||||
{
|
||||
// We know text page 1 and 2 are contiguous
|
||||
if((addr >= text_page1_base) && (addr < text_page2_base + text_page_size)) {
|
||||
int page = (addr >= text_page2_base) ? 1 : 0;
|
||||
int within_page = addr - text_page1_base - page * text_page_size;
|
||||
uint16_t page = (addr >= text_page2_base) ? 1 : 0;
|
||||
uint16_t within_page = addr - text_page1_base - page * text_page_size;
|
||||
for(int row = 0; row < 24; row++) {
|
||||
int row_offset = text_row_base_offsets[row];
|
||||
uint16_t row_offset = text_row_base_offsets[row];
|
||||
if((within_page >= row_offset) && (within_page < row_offset + 40)) {
|
||||
int col = within_page - row_offset;
|
||||
uint16_t col = within_page - row_offset;
|
||||
glBindTexture(GL_TEXTURE_2D, textport_texture[aux ? 1 : 0][page]);
|
||||
glTexSubImage2D(GL_TEXTURE_2D, 0, col, row, 1, 1, GL_RED, GL_UNSIGNED_BYTE, &data);
|
||||
CheckOpenGL(__FILE__, __LINE__);
|
||||
@ -1895,15 +1895,15 @@ void write2(int addr, bool aux, unsigned char data)
|
||||
|
||||
} else if(((addr >= hires_page1_base) && (addr < hires_page1_base + hires_page_size)) || ((addr >= hires_page2_base) && (addr < hires_page2_base + hires_page_size))) {
|
||||
|
||||
int page = (addr < hires_page2_base) ? 0 : 1;
|
||||
int page_base = (page == 0) ? hires_page1_base : hires_page2_base;
|
||||
int within_page = addr - page_base;
|
||||
int scanout_address = hires_memory_to_scanout_address[within_page];
|
||||
int row = scanout_address / 40;
|
||||
int col = scanout_address % 40;
|
||||
uint16_t page = (addr < hires_page2_base) ? 0 : 1;
|
||||
uint16_t page_base = (page == 0) ? hires_page1_base : hires_page2_base;
|
||||
uint16_t within_page = addr - page_base;
|
||||
uint16_t scanout_address = hires_memory_to_scanout_address[within_page];
|
||||
uint16_t row = scanout_address / 40;
|
||||
uint16_t col = scanout_address % 40;
|
||||
glBindTexture(GL_TEXTURE_2D, hires_texture[page]);
|
||||
if(page == 0) hgr_page1[addr - 0x2000] = data; // XXX hack
|
||||
unsigned char pixels[8];
|
||||
uint8_t pixels[8];
|
||||
for(int i = 0; i < 8 ; i++)
|
||||
pixels[i] = ((data & (1 << i)) ? 255 : 0);
|
||||
glTexSubImage2D(GL_TEXTURE_2D, 0, col * 8, row, 8, 1, GL_RED, GL_UNSIGNED_BYTE, pixels);
|
||||
@ -1914,7 +1914,7 @@ void write2(int addr, bool aux, unsigned char data)
|
||||
void apply_writes(void)
|
||||
{
|
||||
for(auto it : writes) {
|
||||
int addr;
|
||||
uint16_t addr;
|
||||
bool aux;
|
||||
tie(addr, aux) = it.first;
|
||||
write2(addr, aux, it.second);
|
||||
@ -1923,7 +1923,7 @@ void apply_writes(void)
|
||||
collisions = 0;
|
||||
}
|
||||
|
||||
bool write(int addr, bool aux, unsigned char data)
|
||||
bool write(uint16_t addr, bool aux, uint8_t data)
|
||||
{
|
||||
// We know text page 1 and 2 are contiguous
|
||||
if((addr >= text_page1_base) && (addr < text_page2_base + text_page_size)) {
|
||||
@ -1943,7 +1943,7 @@ bool write(int addr, bool aux, unsigned char data)
|
||||
return false;
|
||||
}
|
||||
|
||||
int text_row_base_offsets[24] =
|
||||
uint16_t text_row_base_offsets[24] =
|
||||
{
|
||||
0x000,
|
||||
0x080,
|
||||
@ -1971,7 +1971,7 @@ int text_row_base_offsets[24] =
|
||||
0x3D0,
|
||||
};
|
||||
|
||||
static int hires_row_base_offsets[192] =
|
||||
static uint16_t hires_row_base_offsets[192] =
|
||||
{
|
||||
0x0000, 0x0400, 0x0800, 0x0C00, 0x1000, 0x1400, 0x1800, 0x1C00,
|
||||
0x0080, 0x0480, 0x0880, 0x0C80, 0x1080, 0x1480, 0x1880, 0x1C80,
|
||||
@ -1999,21 +1999,21 @@ static int hires_row_base_offsets[192] =
|
||||
0x03D0, 0x07D0, 0x0BD0, 0x0FD0, 0x13D0, 0x17D0, 0x1BD0, 0x1FD0,
|
||||
};
|
||||
|
||||
int hires_memory_to_scanout_address[8192];
|
||||
uint16_t hires_memory_to_scanout_address[8192];
|
||||
|
||||
static void initialize_memory_to_scanout() __attribute__((constructor));
|
||||
void initialize_memory_to_scanout()
|
||||
{
|
||||
for(int row = 0; row < 192; row++) {
|
||||
int row_address = hires_row_base_offsets[row];
|
||||
for(int byte = 0; byte < 40; byte++) {
|
||||
for(uint16_t row = 0; row < 192; row++) {
|
||||
uint16_t row_address = hires_row_base_offsets[row];
|
||||
for(uint16_t byte = 0; byte < 40; byte++) {
|
||||
hires_memory_to_scanout_address[row_address + byte] = row * 40 + byte;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int font_offset = 32;
|
||||
const unsigned char font_bytes[96 * 7 * 8] = {
|
||||
uint16_t font_offset = 32;
|
||||
const uint8_t font_bytes[96 * 7 * 8] = {
|
||||
// 32 :
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00,
|
||||
|
||||
@ -83,16 +83,16 @@ struct ModeSettings
|
||||
}
|
||||
};
|
||||
|
||||
typedef std::tuple<unsigned long long, ModeSettings> ModePoint;
|
||||
typedef std::tuple<uint64_t, ModeSettings> ModePoint;
|
||||
typedef std::vector<ModePoint> ModeHistory;
|
||||
|
||||
bool write(int addr, bool aux, unsigned char data);
|
||||
bool write(uint16_t addr, bool aux, uint8_t data);
|
||||
|
||||
std::tuple<float,bool> get_paddle(int num);
|
||||
|
||||
void show_floppy_activity(int number, bool activity);
|
||||
|
||||
void enqueue_audio_samples(char *buf, size_t sz);
|
||||
void enqueue_audio_samples(uint8_t *buf, size_t sz);
|
||||
|
||||
void start(bool run_fast, bool add_floppies, bool floppy0_inserted, bool floppy1_inserted);
|
||||
void iterate(const ModeHistory& history, unsigned long long current_byte_in_frame, float megahertz); // display
|
||||
|
||||
Loading…
Reference in New Issue
Block a user