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comparison blastem.c @ 137:0e7e1ccc0a81

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Implemented HV counter
author Mike Pavone <pavone@retrodev.com>
date Sun, 30 Dec 2012 22:39:41 -0800
parents 0bdbffa9fe90
children 177ba1a5af9c
comparison
equal deleted inserted replaced
136:e64554246d11 137:0e7e1ccc0a81
165 if (vdp_port < 4) { 165 if (vdp_port < 4) {
166 context->value = vdp_data_port_read(v_context); 166 context->value = vdp_data_port_read(v_context);
167 } else if(vdp_port < 8) { 167 } else if(vdp_port < 8) {
168 context->value = vdp_control_port_read(v_context); 168 context->value = vdp_control_port_read(v_context);
169 } else { 169 } else {
170 //TODO: Implement H/V counter 170 context->value = vdp_hv_counter_read(v_context);
171 context->value = 0; 171 //printf("HV Counter: %X at cycle %d\n", context->value, v_context->cycles);
172 } 172 }
173 context->current_cycle = v_context->cycles/MCLKS_PER_68K; 173 context->current_cycle = v_context->cycles/MCLKS_PER_68K;
174 } else { 174 } else {
175 printf("Illegal read from PSG or test register port %X\n", vdp_port); 175 printf("Illegal read from PSG or test register port %X\n", vdp_port);
176 exit(1); 176 exit(1);