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https://github.com/jborza/emu6502.git
synced 2024-11-25 03:34:40 +00:00
small debugger updates
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@ -15,12 +15,14 @@
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int glob_file_size;
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int last_key;
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HANDLE hStdOut;
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void init_console() {
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hStdOut = GetStdHandle(STD_OUTPUT_HANDLE);
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}
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void con_set_color(unsigned int fg_color, unsigned int bg_color)
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{
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HANDLE hStdOut;
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hStdOut = GetStdHandle(STD_OUTPUT_HANDLE);
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if (hStdOut == INVALID_HANDLE_VALUE) {
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return;
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}
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@ -37,6 +39,7 @@ void con_set_xy(int x, int y)
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}
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void print_row(State6502 * state, int start_address) {
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DWORD dwCount;
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byte last_color = 0xff;
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for (int address = start_address; address < start_address + 32; address++) {
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if (state->memory[address] != last_color)
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@ -44,22 +47,24 @@ void print_row(State6502 * state, int start_address) {
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con_set_color(0x04, state->memory[address]);
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last_color = state->memory[address];
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}
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_putch('*');
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//WriteConsoleA()
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WriteConsoleA(hStdOut, " ", 1, &dwCount, NULL);
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//WriteConsoleOutputCharacterA(hStdOut, "*",1,)
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//_putch(' ');
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// printf(" ");
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}
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}
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void print_mem(State6502 * state) {
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con_set_xy(1, 1);
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for (int row = 0; row < 32; row++)
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{
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print_row(state, 0x0200 + row * 32);
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con_set_xy(1, 1 + row);
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print_row(state, 0x0200 + row * 32);
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}
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}
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void print_state_debug(State6502 * state) {
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con_set_color(0x0F, 0x00); //white FG, black BG
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con_set_xy(40, 0);
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printf("A=$%02X X=$%02X Y=$%02X", state->a, state->x, state->y);
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con_set_xy(40, 1);
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@ -139,6 +144,7 @@ int main(int argc, char* argv[]) {
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state.pc = PRG_START;
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//white - 0x0F
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init_console();
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print_frame();
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//update screen every N ticks
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do
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@ -146,15 +152,18 @@ int main(int argc, char* argv[]) {
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con_set_xy(40, 8);
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printf(" ");
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con_set_xy(40, 8);
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//disassemble_6502(state.memory, state.pc);
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for (int i = 0; i < 32; i++) {
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con_set_color(0x0F, 0x00); //white FG, black BG
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disassemble_6502(state.memory, state.pc);
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for (int i = 0; i < 64; i++) {
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emulate_6502_op(&state);
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check_keys();
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state.memory[0xFF] = last_key & 0xFF;
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}
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print_mem(&state);
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con_set_color(0x0F, 0x00); //white FG, black BG
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print_state_debug(&state);
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print_stack(&state);
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//print_stack(&state);
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state.memory[0xfe] = rand() & 0xFF;
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} while (state.flags.b != 1);
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}
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