int main(int argc,char **argv) { if (common_sb_init() != 0) return 1; printf("Test results will be written to TS_PS.TXT\n"); report_fp = fopen("TS_PS.TXT","w"); if (report_fp == NULL) return 1; if (sb_card->irq != -1) { old_irq_masked = p8259_is_masked(sb_card->irq); if (vector_is_iret(irq2int(sb_card->irq))) old_irq_masked = 1; old_irq = _dos_getvect(irq2int(sb_card->irq)); _dos_setvect(irq2int(sb_card->irq),sb_irq); p8259_unmask(sb_card->irq); } wav_16bit = 0; sb_card->buffer_16bit = wav_16bit; realloc_dma_buffer(); sndsb_assign_dma_buffer(sb_card,sb_dma); generate_1khz_sine(); direct_dac_test(); sb1_sc_play_test(); sb2_sc_play_test(); sb16_sc_play_test(); ess_sc_play_test(); wav_16bit = 1; sb_card->buffer_16bit = wav_16bit; realloc_dma_buffer(); sndsb_assign_dma_buffer(sb_card,sb_dma); generate_1khz_sine16(); ess_sc_play_test(); sb16_sc_play_test(); wav_16bit = 0; sb_card->buffer_16bit = wav_16bit; realloc_dma_buffer(); sndsb_assign_dma_buffer(sb_card,sb_dma); generate_1khz_sine_adpcm4(); sb1_sc_play_adpcm4_test(); generate_1khz_sine_adpcm26(); sb1_sc_play_adpcm26_test(); generate_1khz_sine_adpcm2(); sb1_sc_play_adpcm2_test(); if (sb_card->irq >= 0 && old_irq_masked) p8259_mask(sb_card->irq); if (sb_card->irq != -1) _dos_setvect(irq2int(sb_card->irq),old_irq); printf("Test complete.\n"); fclose(report_fp); free_dma_buffer(); sndsb_free_card(sb_card); free_sndsb(); /* will also de-ref/unhook the NMI reflection */ return 0; }
int main() { struct t8254_readback_t readback; t8254_time_t tick[3]; unsigned int i; printf("8254 library test program\n"); if (!probe_8254()) { printf("Chip not present. Your computer might be 2010-era hardware that dropped support for it.\n"); return 1; } if (!probe_8259()) { printf("8259 interrupt controller not present. Your computer might be 2010-era hardware that dropped support for it.\n"); return 1; } printf("8254 base clock: %luHz\n",T8254_REF_CLOCK_HZ); speaker_rate = T8254_REF_CLOCK_HZ / 400UL; /* 400Hz */ prev_irq0 = _dos_getvect(T8254_IRQ+0x08); _dos_setvect(T8254_IRQ+0x8,irq0); _cli(); write_8254_pc_speaker(speaker_rate); write_8254_system_timer(max); _sti(); #ifdef TARGET_PC98 /* PC-98 does not have IRQ0 running by default */ p8259_unmask(T8254_IRQ); #endif while (1) { if (kbhit()) { int c = getch(); if (c == 27) break; else if (c == '-') { max -= 80; if (max > (0xFFFF-80)) max = 0xFFFF; _cli(); write_8254_system_timer(max); _sti(); } else if (c == '=') { max += 110; if (max < 110 || max > (0xFFFF-110)) max = 0xFFFF; _cli(); write_8254_system_timer(max); _sti(); } /* play with timer 2 and the PC speaker gate */ else if (c == 'p') { unsigned char on = (t8254_pc_speaker_read_gate() != 0) ? 1 : 0; if (on) t8254_pc_speaker_set_gate(0); else t8254_pc_speaker_set_gate(3); } else if (c == '1') { #ifndef TARGET_PC98 unsigned char v = t8254_pc_speaker_read_gate(); t8254_pc_speaker_set_gate(v ^ PC_SPEAKER_OUTPUT_TTL_AND_GATE); #endif } else if (c == '2') { #ifndef TARGET_PC98 unsigned char v = t8254_pc_speaker_read_gate(); t8254_pc_speaker_set_gate(v ^ PC_SPEAKER_COUNTER_2_GATE); #endif } else if (c == '[') { speaker_rate += 110; if (speaker_rate > (0xFFFF-110) || speaker_rate < 110) speaker_rate = 0xFFFF; write_8254_pc_speaker(speaker_rate); } else if (c == ']') { speaker_rate -= 110; if (speaker_rate > (0xFFFF-110)) speaker_rate = 0; write_8254_pc_speaker(speaker_rate); } else if (c == 'w') { printf("\n"); pulse_width_test(); _cli(); write_8254_system_timer(max); _sti(); printf("\n"); } else if (c == 'z') { /* sleep-wait loop test */ unsigned long delay_ticks; unsigned long z; unsigned int c,cmax; printf("\nDelay interval in us? "); z = 1000000; scanf("%lu",&z); delay_ticks = t8254_us2ticks(z); printf(" %lu = %lu ticks\n",z,delay_ticks); if (delay_ticks == 0UL) cmax = (unsigned int)(T8254_REF_CLOCK_HZ / 20UL); else cmax = (unsigned int)(T8254_REF_CLOCK_HZ / 20UL / (unsigned long)delay_ticks); if (cmax == 0) cmax = 1; write_8254_pc_speaker(T8254_REF_CLOCK_HZ / 400UL); /* tick as fast as possible */ while (1) { if (kbhit()) { if (getch() == 27) break; } for (c=0;c < cmax;c++) { t8254_pc_speaker_set_gate(3); t8254_wait(delay_ticks); t8254_pc_speaker_set_gate(0); t8254_wait(delay_ticks); } } } else if (c == 'd') { printf("\n \nDetail mode, hit 'd' again to exit: [WARNING: 8254 only]\n"); while (1) { if (kbhit()) { int c = getch(); if (c == 'd') { break; } } _cli(); readback_8254(T8254_READBACK_ALL,&readback); _sti(); printf("\x0D"); for (i=0;i <= 2;i++) { printf("[%u] stat=%02x count=%04x ",i, readback.timer[i].status, readback.timer[i].count); } fflush(stdout); } printf("\n"); } } for (i=0;i <= 2;i++) tick[i] = read_8254(i); /* BUG: DOSBox/DOSBox-X appear to have a bug where the PC speaker readback toggles * regardless of the GATE input to Counter 2. Bring GATE low (setting bit 1 * of port 61h to 0) is supposed to cause Counter 2 to stop. The AND gate * after the output (bit 0 of port 61h) is not supposed to affect the readback. */ printf("\x0D %04x %04x %04x max=%04x count=%04x SPKR=%u",tick[0],tick[1],tick[2], max,counter,read_8254_pc_speaker_output()!=0?1:0); fflush(stdout); } printf("\n"); #ifdef TARGET_PC98 /* PC-98 does not have IRQ0 running by default */ p8259_mask(T8254_IRQ); #endif _cli(); write_8254_pc_speaker(0); t8254_pc_speaker_set_gate(0); _dos_setvect(T8254_IRQ+0x8,prev_irq0); _sti(); write_8254_system_timer(0xFFFF); /* restore normal function to prevent BIOS from going crazy */ return 0; }