trunk/src/mess/machine/mc6854.c
| r17796 | r17797 | |
| 808 | 808 | case 0: /* status register 1 */ |
| 809 | 809 | mc6854_update_sr1( mc6854 ); |
| 810 | 810 | LOG(( "%f $%04x mc6854_r: get SR1=$%02X (rda=%i,s2rq=%i,fd=%i,cts=%i,tu=%i,tdra=%i,irq=%i)\n", |
| 811 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6854->sr1, |
| 811 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6854->sr1, |
| 812 | 812 | ( mc6854->sr1 & RDA) ? 1 : 0, ( mc6854->sr1 & S2RQ) ? 1 : 0, |
| 813 | 813 | ( mc6854->sr1 & FD ) ? 1 : 0, ( mc6854->sr1 & CTS ) ? 1 : 0, |
| 814 | 814 | ( mc6854->sr1 & TU ) ? 1 : 0, ( mc6854->sr1 & TDRA) ? 1 : 0, |
| r17796 | r17797 | |
| 818 | 818 | case 1: /* status register 2 */ |
| 819 | 819 | mc6854_update_sr2( mc6854 ); |
| 820 | 820 | LOG(( "%f $%04x mc6854_r: get SR2=$%02X (ap=%i,fv=%i,ridle=%i,rabt=%i,err=%i,dcd=%i,ovrn=%i,rda2=%i)\n", |
| 821 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6854->sr2, |
| 821 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6854->sr2, |
| 822 | 822 | ( mc6854->sr2 & AP ) ? 1 : 0, ( mc6854->sr2 & FV ) ? 1 : 0, |
| 823 | 823 | ( mc6854->sr2 & RIDLE) ? 1 : 0, ( mc6854->sr2 & RABT) ? 1 : 0, |
| 824 | 824 | ( mc6854->sr2 & ERR ) ? 1 : 0, ( mc6854->sr2 & DCD ) ? 1 : 0, |
| r17796 | r17797 | |
| 830 | 830 | { |
| 831 | 831 | UINT8 data = mc6854_rfifo_pop( device ); |
| 832 | 832 | LOG(( "%f $%04x mc6854_r: get data $%02X\n", |
| 833 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), data )); |
| 833 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), data )); |
| 834 | 834 | return data; |
| 835 | 835 | } |
| 836 | 836 | |
| 837 | 837 | default: |
| 838 | | logerror( "$%04x mc6854 invalid read offset %i\n", device->machine().firstcpu ->safe_pcbase( ), offset ); |
| 838 | logerror( "$%04x mc6854 invalid read offset %i\n", device->machine().firstcpu->pcbase( ), offset ); |
| 839 | 839 | } |
| 840 | 840 | return 0; |
| 841 | 841 | } |
| r17796 | r17797 | |
| 851 | 851 | case 0: /* control register 1 */ |
| 852 | 852 | mc6854->cr1 = data; |
| 853 | 853 | LOG(( "%f $%04x mc6854_w: set CR1=$%02X (ac=%i,irq=%c%c,%sreset=%c%c)\n", |
| 854 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6854->cr1, |
| 854 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6854->cr1, |
| 855 | 855 | AC ? 1 : 0, |
| 856 | 856 | RIE ? 'r' : '-', TIE ? 't' : '-', |
| 857 | 857 | DISCONTINUE ? "discontinue," : "", |
| r17796 | r17797 | |
| 859 | 859 | )); |
| 860 | 860 | if ( mc6854->cr1 & 0xc ) |
| 861 | 861 | logerror( "$%04x mc6854 DMA not handled (CR1=$%02X)\n", |
| 862 | | device->machine().firstcpu ->safe_pcbase( ), mc6854->cr1 ); |
| 862 | device->machine().firstcpu->pcbase( ), mc6854->cr1 ); |
| 863 | 863 | if ( DISCONTINUE ) |
| 864 | 864 | { |
| 865 | 865 | /* abort receive FIFO but keeps shift register & synchro */ |
| r17796 | r17797 | |
| 888 | 888 | /* control register 3 */ |
| 889 | 889 | mc6854->cr3 = data; |
| 890 | 890 | LOG(( "%f $%04x mc6854_w: set CR3=$%02X (lcf=%i,aex=%i,idl=%i,fdse=%i,loop=%i,tst=%i,dtr=%i)\n", |
| 891 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6854->cr3, |
| 891 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6854->cr3, |
| 892 | 892 | LCF ? (CEX ? 16 : 8) : 0, AEX ? 1 : 0, |
| 893 | 893 | IDL0 ? 0 : 1, FDSE ? 1 : 0, LOOP ? 1 : 0, |
| 894 | 894 | TST ? 1 : 0, DTR ? 1 : 0 |
| 895 | 895 | )); |
| 896 | 896 | if ( LOOP ) |
| 897 | | logerror( "$%04x mc6854 loop mode not handled (CR3=$%02X)\n", device->machine().firstcpu ->safe_pcbase( ), mc6854->cr3 ); |
| 897 | logerror( "$%04x mc6854 loop mode not handled (CR3=$%02X)\n", device->machine().firstcpu->pcbase( ), mc6854->cr3 ); |
| 898 | 898 | if ( TST ) |
| 899 | | logerror( "$%04x mc6854 test mode not handled (CR3=$%02X)\n", device->machine().firstcpu ->safe_pcbase( ), mc6854->cr3 ); |
| 899 | logerror( "$%04x mc6854 test mode not handled (CR3=$%02X)\n", device->machine().firstcpu->pcbase( ), mc6854->cr3 ); |
| 900 | 900 | |
| 901 | 901 | mc6854->out_dtr_func( DTR ? 1 : 0 ); |
| 902 | 902 | |
| r17796 | r17797 | |
| 906 | 906 | /* control register 2 */ |
| 907 | 907 | mc6854->cr2 = data; |
| 908 | 908 | LOG(( "%f $%04x mc6854_w: set CR2=$%02X (pse=%i,bytes=%i,fmidle=%i,%s,tlast=%i,clr=%c%c,rts=%i)\n", |
| 909 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6854->cr2, |
| 909 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6854->cr2, |
| 910 | 910 | PSE ? 1 : 0, TWOBYTES ? 2 : 1, FMIDLE ? 1 : 0, |
| 911 | 911 | FCTDRA ? "fc" : "tdra", TLAST ? 1 : 0, |
| 912 | 912 | data & 0x20 ? 'r' : '-', data & 0x40 ? 't' : '-', |
| 913 | 913 | RTS ? 1 : 0 )); |
| 914 | 914 | if ( PSE ) |
| 915 | | logerror( "$%04x mc6854 status prioritization not handled (CR2=$%02X)\n", device->machine().firstcpu ->safe_pcbase( ), mc6854->cr2 ); |
| 915 | logerror( "$%04x mc6854 status prioritization not handled (CR2=$%02X)\n", device->machine().firstcpu->pcbase( ), mc6854->cr2 ); |
| 916 | 916 | if ( TLAST ) |
| 917 | 917 | mc6854_tfifo_terminate( device ); |
| 918 | 918 | if ( data & 0x20 ) |
| r17796 | r17797 | |
| 936 | 936 | break; |
| 937 | 937 | |
| 938 | 938 | case 2: /* transmitter data: continue data */ |
| 939 | | LOG(( "%f $%04xmc6854_w: push data=$%02X\n", device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), data )); |
| 939 | LOG(( "%f $%04xmc6854_w: push data=$%02X\n", device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), data )); |
| 940 | 940 | mc6854_tfifo_push( device, data ); |
| 941 | 941 | break; |
| 942 | 942 | |
| r17796 | r17797 | |
| 945 | 945 | { |
| 946 | 946 | /* control register 4 */ |
| 947 | 947 | mc6854->cr4 = data; |
| 948 | | LOG(( "%f $%04x mc6854_w: set CR4=$%02X (interframe=%i,tlen=%i,rlen=%i,%s%s)\n", device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6854->cr4, |
| 948 | LOG(( "%f $%04x mc6854_w: set CR4=$%02X (interframe=%i,tlen=%i,rlen=%i,%s%s)\n", device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6854->cr4, |
| 949 | 949 | TWOINTER ? 2 : 1, |
| 950 | 950 | TWL, RWL, |
| 951 | 951 | ABT ? ( ABTEX ? "abort-ext," : "abort,") : "", |
| r17796 | r17797 | |
| 960 | 960 | else |
| 961 | 961 | { |
| 962 | 962 | /* transmitter data: last data */ |
| 963 | | LOG(( "%f $%04x mc6854_w: push last-data=$%02X\n", device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), data )); |
| 963 | LOG(( "%f $%04x mc6854_w: push last-data=$%02X\n", device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), data )); |
| 964 | 964 | mc6854_tfifo_push( device, data ); |
| 965 | 965 | mc6854_tfifo_terminate( device ); |
| 966 | 966 | } |
| 967 | 967 | break; |
| 968 | 968 | |
| 969 | 969 | default: |
| 970 | | logerror( "$%04x mc6854 invalid write offset %i (data=$%02X)\n", device->machine().firstcpu ->safe_pcbase( ), offset, data ); |
| 970 | logerror( "$%04x mc6854 invalid write offset %i (data=$%02X)\n", device->machine().firstcpu->pcbase( ), offset, data ); |
| 971 | 971 | } |
| 972 | 972 | } |
| 973 | 973 | |
trunk/src/mess/machine/mc6846.c
| r17796 | r17797 | |
| 267 | 267 | case 0: |
| 268 | 268 | case 4: |
| 269 | 269 | LOG (( "$%04x %f: mc6846 CSR read $%02X intr=%i (timer=%i, cp1=%i, cp2=%i)\n", |
| 270 | | device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), |
| 270 | device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), |
| 271 | 271 | mc6846->csr, (mc6846->csr >> 7) & 1, |
| 272 | 272 | mc6846->csr & 1, (mc6846->csr >> 1) & 1, (mc6846->csr >> 2) & 1 )); |
| 273 | 273 | mc6846->csr0_to_be_cleared = mc6846->csr & 1; |
| r17796 | r17797 | |
| 276 | 276 | return mc6846->csr; |
| 277 | 277 | |
| 278 | 278 | case 1: |
| 279 | | LOG (( "$%04x %f: mc6846 PCR read $%02X\n", device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), mc6846->pcr )); |
| 279 | LOG (( "$%04x %f: mc6846 PCR read $%02X\n", device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), mc6846->pcr )); |
| 280 | 280 | return mc6846->pcr; |
| 281 | 281 | |
| 282 | 282 | case 2: |
| 283 | | LOG (( "$%04x %f: mc6846 DDR read $%02X\n", device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), mc6846->ddr )); |
| 283 | LOG (( "$%04x %f: mc6846 DDR read $%02X\n", device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), mc6846->ddr )); |
| 284 | 284 | return mc6846->ddr; |
| 285 | 285 | |
| 286 | 286 | case 3: |
| 287 | | LOG (( "$%04x %f: mc6846 PORT read $%02X\n", device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), PORT )); |
| 287 | LOG (( "$%04x %f: mc6846 PORT read $%02X\n", device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), PORT )); |
| 288 | 288 | if ( ! (mc6846->pcr & 0x80) ) |
| 289 | 289 | { |
| 290 | 290 | if ( mc6846->csr1_to_be_cleared ) |
| r17796 | r17797 | |
| 298 | 298 | return PORT; |
| 299 | 299 | |
| 300 | 300 | case 5: |
| 301 | | LOG (( "$%04x %f: mc6846 TCR read $%02X\n",device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), mc6846->tcr )); |
| 301 | LOG (( "$%04x %f: mc6846 TCR read $%02X\n",device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), mc6846->tcr )); |
| 302 | 302 | return mc6846->tcr; |
| 303 | 303 | |
| 304 | 304 | case 6: |
| 305 | | LOG (( "$%04x %f: mc6846 COUNTER hi read $%02X\n", device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), mc6846_counter( device ) >> 8 )); |
| 305 | LOG (( "$%04x %f: mc6846 COUNTER hi read $%02X\n", device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), mc6846_counter( device ) >> 8 )); |
| 306 | 306 | if ( mc6846->csr0_to_be_cleared ) |
| 307 | 307 | { |
| 308 | 308 | mc6846->csr &= ~1; |
| r17796 | r17797 | |
| 312 | 312 | return mc6846_counter( device ) >> 8; |
| 313 | 313 | |
| 314 | 314 | case 7: |
| 315 | | LOG (( "$%04x %f: mc6846 COUNTER low read $%02X\n", device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), mc6846_counter( device ) & 0xff )); |
| 315 | LOG (( "$%04x %f: mc6846 COUNTER low read $%02X\n", device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), mc6846_counter( device ) & 0xff )); |
| 316 | 316 | if ( mc6846->csr0_to_be_cleared ) |
| 317 | 317 | { |
| 318 | 318 | mc6846->csr &= ~1; |
| r17796 | r17797 | |
| 322 | 322 | return mc6846_counter( device ) & 0xff; |
| 323 | 323 | |
| 324 | 324 | default: |
| 325 | | logerror( "$%04x mc6846 invalid read offset %i\n", device->machine().firstcpu ->safe_pcbase( ), offset ); |
| 325 | logerror( "$%04x mc6846 invalid read offset %i\n", device->machine().firstcpu->pcbase( ), offset ); |
| 326 | 326 | } |
| 327 | 327 | return 0; |
| 328 | 328 | } |
| r17796 | r17797 | |
| 353 | 353 | "latcged,pos-edge", "latcged,pos-edge,intr" |
| 354 | 354 | }; |
| 355 | 355 | LOG (( "$%04x %f: mc6846 PCR write $%02X reset=%i cp2=%s cp1=%s\n", |
| 356 | | device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), data, |
| 356 | device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), data, |
| 357 | 357 | (data >> 7) & 1, cp2[ (data >> 3) & 7 ], cp1[ data & 7 ] )); |
| 358 | 358 | |
| 359 | 359 | } |
| r17796 | r17797 | |
| 366 | 366 | mc6846_update_irq( device ); |
| 367 | 367 | } |
| 368 | 368 | if ( data & 4 ) |
| 369 | | logerror( "$%04x mc6846 CP1 latching not implemented\n", device->machine().firstcpu ->safe_pcbase( ) ); |
| 369 | logerror( "$%04x mc6846 CP1 latching not implemented\n", device->machine().firstcpu->pcbase( ) ); |
| 370 | 370 | if (data & 0x20) |
| 371 | 371 | { |
| 372 | 372 | if (data & 0x10) |
| r17796 | r17797 | |
| 376 | 376 | mc6846->iface->out_cp2_func( device, 0, mc6846->cp2_cpu ); |
| 377 | 377 | } |
| 378 | 378 | else |
| 379 | | logerror( "$%04x mc6846 acknowledge not implemented\n", device->machine().firstcpu ->safe_pcbase( ) ); |
| 379 | logerror( "$%04x mc6846 acknowledge not implemented\n", device->machine().firstcpu->pcbase( ) ); |
| 380 | 380 | } |
| 381 | 381 | break; |
| 382 | 382 | |
| 383 | 383 | case 2: |
| 384 | | LOG (( "$%04x %f: mc6846 DDR write $%02X\n", device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), data )); |
| 384 | LOG (( "$%04x %f: mc6846 DDR write $%02X\n", device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), data )); |
| 385 | 385 | if ( ! (mc6846->pcr & 0x80) ) |
| 386 | 386 | { |
| 387 | 387 | mc6846->ddr = data; |
| r17796 | r17797 | |
| 391 | 391 | break; |
| 392 | 392 | |
| 393 | 393 | case 3: |
| 394 | | LOG (( "$%04x %f: mc6846 PORT write $%02X (mask=$%02X)\n", device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), data,mc6846->ddr )); |
| 394 | LOG (( "$%04x %f: mc6846 PORT write $%02X (mask=$%02X)\n", device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), data,mc6846->ddr )); |
| 395 | 395 | if ( ! (mc6846->pcr & 0x80) ) |
| 396 | 396 | { |
| 397 | 397 | mc6846->pdr = data; |
| r17796 | r17797 | |
| 400 | 400 | if ( mc6846->csr1_to_be_cleared && (mc6846->csr & 2) ) |
| 401 | 401 | { |
| 402 | 402 | mc6846->csr &= ~2; |
| 403 | | LOG (( "$%04x %f: mc6846 CP1 intr reset\n", device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double() )); |
| 403 | LOG (( "$%04x %f: mc6846 CP1 intr reset\n", device->machine().firstcpu->pcbase( ), device->machine().time().as_double() )); |
| 404 | 404 | } |
| 405 | 405 | if ( mc6846->csr2_to_be_cleared && (mc6846->csr & 4) ) |
| 406 | 406 | { |
| 407 | 407 | mc6846->csr &= ~4; |
| 408 | | LOG (( "$%04x %f: mc6846 CP2 intr reset\n", device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double() )); |
| 408 | LOG (( "$%04x %f: mc6846 CP2 intr reset\n", device->machine().firstcpu->pcbase( ), device->machine().time().as_double() )); |
| 409 | 409 | } |
| 410 | 410 | mc6846->csr1_to_be_cleared = 0; |
| 411 | 411 | mc6846->csr2_to_be_cleared = 0; |
| r17796 | r17797 | |
| 421 | 421 | "freq-cmp", "freq-cmp", "pulse-cmp", "pulse-cmp" |
| 422 | 422 | }; |
| 423 | 423 | LOG (( "$%04x %f: mc6846 TCR write $%02X reset=%i clock=%s scale=%i mode=%s out=%s\n", |
| 424 | | device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), data, |
| 424 | device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), data, |
| 425 | 425 | (data >> 7) & 1, (data & 0x40) ? "extern" : "sys", |
| 426 | 426 | (data & 0x40) ? 1 : 8, mode[ (data >> 1) & 7 ], |
| 427 | 427 | (data & 1) ? "enabled" : "0" )); |
| r17796 | r17797 | |
| 455 | 455 | |
| 456 | 456 | case 7: |
| 457 | 457 | mc6846->latch = ( ((UINT16) mc6846->time_MSB) << 8 ) + data; |
| 458 | | LOG (( "$%04x %f: mc6846 COUNT write %i\n", device->machine().firstcpu ->safe_pcbase( ), device->machine().time().as_double(), mc6846->latch )); |
| 458 | LOG (( "$%04x %f: mc6846 COUNT write %i\n", device->machine().firstcpu->pcbase( ), device->machine().time().as_double(), mc6846->latch )); |
| 459 | 459 | if (!(mc6846->tcr & 0x38)) |
| 460 | 460 | { |
| 461 | 461 | /* timer initialization */ |
| r17796 | r17797 | |
| 471 | 471 | break; |
| 472 | 472 | |
| 473 | 473 | default: |
| 474 | | logerror( "$%04x mc6846 invalid write offset %i\n", device->machine().firstcpu ->safe_pcbase( ), offset ); |
| 474 | logerror( "$%04x mc6846 invalid write offset %i\n", device->machine().firstcpu->pcbase( ), offset ); |
| 475 | 475 | } |
| 476 | 476 | } |
| 477 | 477 | |
trunk/src/mess/machine/compis.c
| r17796 | r17797 | |
| 550 | 550 | case 0x0d: m_i186.intr.in_service &= ~0x20; break; |
| 551 | 551 | case 0x0e: m_i186.intr.in_service &= ~0x40; break; |
| 552 | 552 | case 0x0f: m_i186.intr.in_service &= ~0x80; break; |
| 553 | | default: logerror("%05X:ERROR - 80186 EOI with unknown vector %02X\n", m_maincpu->safe_pc(), data & 0x1f); |
| 553 | default: logerror("%05X:ERROR - 80186 EOI with unknown vector %02X\n", m_maincpu->pc(), data & 0x1f); |
| 554 | 554 | } |
| 555 | 555 | if (LOG_INTERRUPTS) logerror("(%f) **** Got EOI for vector %02X\n", machine().time().as_double(), data & 0x1f); |
| 556 | 556 | } |
| r17796 | r17797 | |
| 718 | 718 | diff = new_control ^ t->control; |
| 719 | 719 | if (diff & 0x001c) |
| 720 | 720 | logerror("%05X:ERROR! -unsupported timer mode %04X\n", |
| 721 | | m_maincpu->safe_pc(), new_control); |
| 721 | m_maincpu->pc(), new_control); |
| 722 | 722 | |
| 723 | 723 | /* if we have real changes, update things */ |
| 724 | 724 | if (diff != 0) |
| r17796 | r17797 | |
| 820 | 820 | diff = new_control ^ d->control; |
| 821 | 821 | if (diff & 0x6811) |
| 822 | 822 | logerror("%05X:ERROR! - unsupported DMA mode %04X\n", |
| 823 | | m_maincpu->safe_pc(), new_control); |
| 823 | m_maincpu->pc(), new_control); |
| 824 | 824 | |
| 825 | 825 | /* if we're going live, set a timer */ |
| 826 | 826 | if ((diff & 0x0002) && (new_control & 0x0002)) |
| r17796 | r17797 | |
| 877 | 877 | switch (offset) |
| 878 | 878 | { |
| 879 | 879 | case 0x11: |
| 880 | | logerror("%05X:ERROR - read from 80186 EOI\n", m_maincpu->safe_pc()); |
| 880 | logerror("%05X:ERROR - read from 80186 EOI\n", m_maincpu->pc()); |
| 881 | 881 | break; |
| 882 | 882 | |
| 883 | 883 | case 0x12: |
| 884 | | if (LOG_PORTS) logerror("%05X:read 80186 interrupt poll\n", m_maincpu->safe_pc()); |
| 884 | if (LOG_PORTS) logerror("%05X:read 80186 interrupt poll\n", m_maincpu->pc()); |
| 885 | 885 | if (m_i186.intr.poll_status & 0x8000) |
| 886 | 886 | int_callback(machine().device("maincpu"), 0); |
| 887 | 887 | return m_i186.intr.poll_status; |
| 888 | 888 | |
| 889 | 889 | case 0x13: |
| 890 | | if (LOG_PORTS) logerror("%05X:read 80186 interrupt poll status\n", m_maincpu->safe_pc()); |
| 890 | if (LOG_PORTS) logerror("%05X:read 80186 interrupt poll status\n", m_maincpu->pc()); |
| 891 | 891 | return m_i186.intr.poll_status; |
| 892 | 892 | |
| 893 | 893 | case 0x14: |
| 894 | | if (LOG_PORTS) logerror("%05X:read 80186 interrupt mask\n", m_maincpu->safe_pc()); |
| 894 | if (LOG_PORTS) logerror("%05X:read 80186 interrupt mask\n", m_maincpu->pc()); |
| 895 | 895 | temp = (m_i186.intr.timer >> 3) & 0x01; |
| 896 | 896 | temp |= (m_i186.intr.dma[0] >> 1) & 0x04; |
| 897 | 897 | temp |= (m_i186.intr.dma[1] >> 0) & 0x08; |
| r17796 | r17797 | |
| 902 | 902 | return temp; |
| 903 | 903 | |
| 904 | 904 | case 0x15: |
| 905 | | if (LOG_PORTS) logerror("%05X:read 80186 interrupt priority mask\n", m_maincpu->safe_pc()); |
| 905 | if (LOG_PORTS) logerror("%05X:read 80186 interrupt priority mask\n", m_maincpu->pc()); |
| 906 | 906 | return m_i186.intr.priority_mask; |
| 907 | 907 | |
| 908 | 908 | case 0x16: |
| 909 | | if (LOG_PORTS) logerror("%05X:read 80186 interrupt in-service\n", m_maincpu->safe_pc()); |
| 909 | if (LOG_PORTS) logerror("%05X:read 80186 interrupt in-service\n", m_maincpu->pc()); |
| 910 | 910 | return m_i186.intr.in_service; |
| 911 | 911 | |
| 912 | 912 | case 0x17: |
| 913 | | if (LOG_PORTS) logerror("%05X:read 80186 interrupt request\n", m_maincpu->safe_pc()); |
| 913 | if (LOG_PORTS) logerror("%05X:read 80186 interrupt request\n", m_maincpu->pc()); |
| 914 | 914 | temp = m_i186.intr.request & ~0x0001; |
| 915 | 915 | if (m_i186.intr.status & 0x0007) |
| 916 | 916 | temp |= 1; |
| 917 | 917 | return temp; |
| 918 | 918 | |
| 919 | 919 | case 0x18: |
| 920 | | if (LOG_PORTS) logerror("%05X:read 80186 interrupt status\n", m_maincpu->safe_pc()); |
| 920 | if (LOG_PORTS) logerror("%05X:read 80186 interrupt status\n", m_maincpu->pc()); |
| 921 | 921 | return m_i186.intr.status; |
| 922 | 922 | |
| 923 | 923 | case 0x19: |
| 924 | | if (LOG_PORTS) logerror("%05X:read 80186 timer interrupt control\n", m_maincpu->safe_pc()); |
| 924 | if (LOG_PORTS) logerror("%05X:read 80186 timer interrupt control\n", m_maincpu->pc()); |
| 925 | 925 | return m_i186.intr.timer; |
| 926 | 926 | |
| 927 | 927 | case 0x1a: |
| 928 | | if (LOG_PORTS) logerror("%05X:read 80186 DMA 0 interrupt control\n", m_maincpu->safe_pc()); |
| 928 | if (LOG_PORTS) logerror("%05X:read 80186 DMA 0 interrupt control\n", m_maincpu->pc()); |
| 929 | 929 | return m_i186.intr.dma[0]; |
| 930 | 930 | |
| 931 | 931 | case 0x1b: |
| 932 | | if (LOG_PORTS) logerror("%05X:read 80186 DMA 1 interrupt control\n", m_maincpu->safe_pc()); |
| 932 | if (LOG_PORTS) logerror("%05X:read 80186 DMA 1 interrupt control\n", m_maincpu->pc()); |
| 933 | 933 | return m_i186.intr.dma[1]; |
| 934 | 934 | |
| 935 | 935 | case 0x1c: |
| 936 | | if (LOG_PORTS) logerror("%05X:read 80186 INT 0 interrupt control\n", m_maincpu->safe_pc()); |
| 936 | if (LOG_PORTS) logerror("%05X:read 80186 INT 0 interrupt control\n", m_maincpu->pc()); |
| 937 | 937 | return m_i186.intr.ext[0]; |
| 938 | 938 | |
| 939 | 939 | case 0x1d: |
| 940 | | if (LOG_PORTS) logerror("%05X:read 80186 INT 1 interrupt control\n", m_maincpu->safe_pc()); |
| 940 | if (LOG_PORTS) logerror("%05X:read 80186 INT 1 interrupt control\n", m_maincpu->pc()); |
| 941 | 941 | return m_i186.intr.ext[1]; |
| 942 | 942 | |
| 943 | 943 | case 0x1e: |
| 944 | | if (LOG_PORTS) logerror("%05X:read 80186 INT 2 interrupt control\n", m_maincpu->safe_pc()); |
| 944 | if (LOG_PORTS) logerror("%05X:read 80186 INT 2 interrupt control\n", m_maincpu->pc()); |
| 945 | 945 | return m_i186.intr.ext[2]; |
| 946 | 946 | |
| 947 | 947 | case 0x1f: |
| 948 | | if (LOG_PORTS) logerror("%05X:read 80186 INT 3 interrupt control\n", m_maincpu->safe_pc()); |
| 948 | if (LOG_PORTS) logerror("%05X:read 80186 INT 3 interrupt control\n", m_maincpu->pc()); |
| 949 | 949 | return m_i186.intr.ext[3]; |
| 950 | 950 | |
| 951 | 951 | case 0x28: |
| 952 | 952 | case 0x2c: |
| 953 | 953 | case 0x30: |
| 954 | | if (LOG_PORTS) logerror("%05X:read 80186 Timer %d count\n", m_maincpu->safe_pc(), (offset - 0x28) / 4); |
| 954 | if (LOG_PORTS) logerror("%05X:read 80186 Timer %d count\n", m_maincpu->pc(), (offset - 0x28) / 4); |
| 955 | 955 | which = (offset - 0x28) / 4; |
| 956 | 956 | if (!(offset & 1)) |
| 957 | 957 | internal_timer_sync(which); |
| r17796 | r17797 | |
| 960 | 960 | case 0x29: |
| 961 | 961 | case 0x2d: |
| 962 | 962 | case 0x31: |
| 963 | | if (LOG_PORTS) logerror("%05X:read 80186 Timer %d max A\n", m_maincpu->safe_pc(), (offset - 0x29) / 4); |
| 963 | if (LOG_PORTS) logerror("%05X:read 80186 Timer %d max A\n", m_maincpu->pc(), (offset - 0x29) / 4); |
| 964 | 964 | which = (offset - 0x29) / 4; |
| 965 | 965 | return m_i186.timer[which].maxA; |
| 966 | 966 | |
| 967 | 967 | case 0x2a: |
| 968 | 968 | case 0x2e: |
| 969 | | logerror("%05X:read 80186 Timer %d max B\n", m_maincpu->safe_pc(), (offset - 0x2a) / 4); |
| 969 | logerror("%05X:read 80186 Timer %d max B\n", m_maincpu->pc(), (offset - 0x2a) / 4); |
| 970 | 970 | which = (offset - 0x2a) / 4; |
| 971 | 971 | return m_i186.timer[which].maxB; |
| 972 | 972 | |
| 973 | 973 | case 0x2b: |
| 974 | 974 | case 0x2f: |
| 975 | 975 | case 0x33: |
| 976 | | if (LOG_PORTS) logerror("%05X:read 80186 Timer %d control\n", m_maincpu->safe_pc(), (offset - 0x2b) / 4); |
| 976 | if (LOG_PORTS) logerror("%05X:read 80186 Timer %d control\n", m_maincpu->pc(), (offset - 0x2b) / 4); |
| 977 | 977 | which = (offset - 0x2b) / 4; |
| 978 | 978 | return m_i186.timer[which].control; |
| 979 | 979 | |
| 980 | 980 | case 0x50: |
| 981 | | if (LOG_PORTS) logerror("%05X:read 80186 upper chip select\n", m_maincpu->safe_pc()); |
| 981 | if (LOG_PORTS) logerror("%05X:read 80186 upper chip select\n", m_maincpu->pc()); |
| 982 | 982 | return m_i186.mem.upper; |
| 983 | 983 | |
| 984 | 984 | case 0x51: |
| 985 | | if (LOG_PORTS) logerror("%05X:read 80186 lower chip select\n", m_maincpu->safe_pc()); |
| 985 | if (LOG_PORTS) logerror("%05X:read 80186 lower chip select\n", m_maincpu->pc()); |
| 986 | 986 | return m_i186.mem.lower; |
| 987 | 987 | |
| 988 | 988 | case 0x52: |
| 989 | | if (LOG_PORTS) logerror("%05X:read 80186 peripheral chip select\n", m_maincpu->safe_pc()); |
| 989 | if (LOG_PORTS) logerror("%05X:read 80186 peripheral chip select\n", m_maincpu->pc()); |
| 990 | 990 | return m_i186.mem.peripheral; |
| 991 | 991 | |
| 992 | 992 | case 0x53: |
| 993 | | if (LOG_PORTS) logerror("%05X:read 80186 middle chip select\n", m_maincpu->safe_pc()); |
| 993 | if (LOG_PORTS) logerror("%05X:read 80186 middle chip select\n", m_maincpu->pc()); |
| 994 | 994 | return m_i186.mem.middle; |
| 995 | 995 | |
| 996 | 996 | case 0x54: |
| 997 | | if (LOG_PORTS) logerror("%05X:read 80186 middle P chip select\n", m_maincpu->safe_pc()); |
| 997 | if (LOG_PORTS) logerror("%05X:read 80186 middle P chip select\n", m_maincpu->pc()); |
| 998 | 998 | return m_i186.mem.middle_size; |
| 999 | 999 | |
| 1000 | 1000 | case 0x60: |
| 1001 | 1001 | case 0x68: |
| 1002 | | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d lower source address\n", m_maincpu->safe_pc(), (offset - 0x60) / 8); |
| 1002 | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d lower source address\n", m_maincpu->pc(), (offset - 0x60) / 8); |
| 1003 | 1003 | which = (offset - 0x60) / 8; |
| 1004 | 1004 | // stream_update(dma_stream, 0); |
| 1005 | 1005 | return m_i186.dma[which].source; |
| 1006 | 1006 | |
| 1007 | 1007 | case 0x61: |
| 1008 | 1008 | case 0x69: |
| 1009 | | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d upper source address\n", m_maincpu->safe_pc(), (offset - 0x61) / 8); |
| 1009 | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d upper source address\n", m_maincpu->pc(), (offset - 0x61) / 8); |
| 1010 | 1010 | which = (offset - 0x61) / 8; |
| 1011 | 1011 | // stream_update(dma_stream, 0); |
| 1012 | 1012 | return m_i186.dma[which].source >> 16; |
| 1013 | 1013 | |
| 1014 | 1014 | case 0x62: |
| 1015 | 1015 | case 0x6a: |
| 1016 | | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d lower dest address\n", m_maincpu->safe_pc(), (offset - 0x62) / 8); |
| 1016 | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d lower dest address\n", m_maincpu->pc(), (offset - 0x62) / 8); |
| 1017 | 1017 | which = (offset - 0x62) / 8; |
| 1018 | 1018 | // stream_update(dma_stream, 0); |
| 1019 | 1019 | return m_i186.dma[which].dest; |
| 1020 | 1020 | |
| 1021 | 1021 | case 0x63: |
| 1022 | 1022 | case 0x6b: |
| 1023 | | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d upper dest address\n", m_maincpu->safe_pc(), (offset - 0x63) / 8); |
| 1023 | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d upper dest address\n", m_maincpu->pc(), (offset - 0x63) / 8); |
| 1024 | 1024 | which = (offset - 0x63) / 8; |
| 1025 | 1025 | // stream_update(dma_stream, 0); |
| 1026 | 1026 | return m_i186.dma[which].dest >> 16; |
| 1027 | 1027 | |
| 1028 | 1028 | case 0x64: |
| 1029 | 1029 | case 0x6c: |
| 1030 | | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d transfer count\n", m_maincpu->safe_pc(), (offset - 0x64) / 8); |
| 1030 | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d transfer count\n", m_maincpu->pc(), (offset - 0x64) / 8); |
| 1031 | 1031 | which = (offset - 0x64) / 8; |
| 1032 | 1032 | // stream_update(dma_stream, 0); |
| 1033 | 1033 | return m_i186.dma[which].count; |
| 1034 | 1034 | |
| 1035 | 1035 | case 0x65: |
| 1036 | 1036 | case 0x6d: |
| 1037 | | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d control\n", m_maincpu->safe_pc(), (offset - 0x65) / 8); |
| 1037 | if (LOG_PORTS) logerror("%05X:read 80186 DMA%d control\n", m_maincpu->pc(), (offset - 0x65) / 8); |
| 1038 | 1038 | which = (offset - 0x65) / 8; |
| 1039 | 1039 | // stream_update(dma_stream, 0); |
| 1040 | 1040 | return m_i186.dma[which].control; |
| 1041 | 1041 | |
| 1042 | 1042 | default: |
| 1043 | | logerror("%05X:read 80186 port %02X\n", m_maincpu->safe_pc(), offset); |
| 1043 | logerror("%05X:read 80186 port %02X\n", m_maincpu->pc(), offset); |
| 1044 | 1044 | break; |
| 1045 | 1045 | } |
| 1046 | 1046 | return 0x00; |
| r17796 | r17797 | |
| 1061 | 1061 | switch (offset) |
| 1062 | 1062 | { |
| 1063 | 1063 | case 0x11: |
| 1064 | | if (LOG_PORTS) logerror("%05X:80186 EOI = %04X\n", m_maincpu->safe_pc(), data16); |
| 1064 | if (LOG_PORTS) logerror("%05X:80186 EOI = %04X\n", m_maincpu->pc(), data16); |
| 1065 | 1065 | handle_eoi(0x8000); |
| 1066 | 1066 | update_interrupt_state(machine()); |
| 1067 | 1067 | break; |
| 1068 | 1068 | |
| 1069 | 1069 | case 0x12: |
| 1070 | | logerror("%05X:ERROR - write to 80186 interrupt poll = %04X\n", m_maincpu->safe_pc(), data16); |
| 1070 | logerror("%05X:ERROR - write to 80186 interrupt poll = %04X\n", m_maincpu->pc(), data16); |
| 1071 | 1071 | break; |
| 1072 | 1072 | |
| 1073 | 1073 | case 0x13: |
| 1074 | | logerror("%05X:ERROR - write to 80186 interrupt poll status = %04X\n", m_maincpu->safe_pc(), data16); |
| 1074 | logerror("%05X:ERROR - write to 80186 interrupt poll status = %04X\n", m_maincpu->pc(), data16); |
| 1075 | 1075 | break; |
| 1076 | 1076 | |
| 1077 | 1077 | case 0x14: |
| 1078 | | if (LOG_PORTS) logerror("%05X:80186 interrupt mask = %04X\n", m_maincpu->safe_pc(), data16); |
| 1078 | if (LOG_PORTS) logerror("%05X:80186 interrupt mask = %04X\n", m_maincpu->pc(), data16); |
| 1079 | 1079 | m_i186.intr.timer = (m_i186.intr.timer & ~0x08) | ((data16 << 3) & 0x08); |
| 1080 | 1080 | m_i186.intr.dma[0] = (m_i186.intr.dma[0] & ~0x08) | ((data16 << 1) & 0x08); |
| 1081 | 1081 | m_i186.intr.dma[1] = (m_i186.intr.dma[1] & ~0x08) | ((data16 << 0) & 0x08); |
| r17796 | r17797 | |
| 1087 | 1087 | break; |
| 1088 | 1088 | |
| 1089 | 1089 | case 0x15: |
| 1090 | | if (LOG_PORTS) logerror("%05X:80186 interrupt priority mask = %04X\n", m_maincpu->safe_pc(), data16); |
| 1090 | if (LOG_PORTS) logerror("%05X:80186 interrupt priority mask = %04X\n", m_maincpu->pc(), data16); |
| 1091 | 1091 | m_i186.intr.priority_mask = data16 & 0x0007; |
| 1092 | 1092 | update_interrupt_state(machine()); |
| 1093 | 1093 | break; |
| 1094 | 1094 | |
| 1095 | 1095 | case 0x16: |
| 1096 | | if (LOG_PORTS) logerror("%05X:80186 interrupt in-service = %04X\n", m_maincpu->safe_pc(), data16); |
| 1096 | if (LOG_PORTS) logerror("%05X:80186 interrupt in-service = %04X\n", m_maincpu->pc(), data16); |
| 1097 | 1097 | m_i186.intr.in_service = data16 & 0x00ff; |
| 1098 | 1098 | update_interrupt_state(machine()); |
| 1099 | 1099 | break; |
| 1100 | 1100 | |
| 1101 | 1101 | case 0x17: |
| 1102 | | if (LOG_PORTS) logerror("%05X:80186 interrupt request = %04X\n", m_maincpu->safe_pc(), data16); |
| 1102 | if (LOG_PORTS) logerror("%05X:80186 interrupt request = %04X\n", m_maincpu->pc(), data16); |
| 1103 | 1103 | m_i186.intr.request = (m_i186.intr.request & ~0x00c0) | (data16 & 0x00c0); |
| 1104 | 1104 | update_interrupt_state(machine()); |
| 1105 | 1105 | break; |
| 1106 | 1106 | |
| 1107 | 1107 | case 0x18: |
| 1108 | | if (LOG_PORTS) logerror("%05X:WARNING - wrote to 80186 interrupt status = %04X\n", m_maincpu->safe_pc(), data16); |
| 1108 | if (LOG_PORTS) logerror("%05X:WARNING - wrote to 80186 interrupt status = %04X\n", m_maincpu->pc(), data16); |
| 1109 | 1109 | m_i186.intr.status = (m_i186.intr.status & ~0x8007) | (data16 & 0x8007); |
| 1110 | 1110 | update_interrupt_state(machine()); |
| 1111 | 1111 | break; |
| 1112 | 1112 | |
| 1113 | 1113 | case 0x19: |
| 1114 | | if (LOG_PORTS) logerror("%05X:80186 timer interrupt control = %04X\n", m_maincpu->safe_pc(), data16); |
| 1114 | if (LOG_PORTS) logerror("%05X:80186 timer interrupt control = %04X\n", m_maincpu->pc(), data16); |
| 1115 | 1115 | m_i186.intr.timer = data16 & 0x000f; |
| 1116 | 1116 | break; |
| 1117 | 1117 | |
| 1118 | 1118 | case 0x1a: |
| 1119 | | if (LOG_PORTS) logerror("%05X:80186 DMA 0 interrupt control = %04X\n", m_maincpu->safe_pc(), data16); |
| 1119 | if (LOG_PORTS) logerror("%05X:80186 DMA 0 interrupt control = %04X\n", m_maincpu->pc(), data16); |
| 1120 | 1120 | m_i186.intr.dma[0] = data16 & 0x000f; |
| 1121 | 1121 | break; |
| 1122 | 1122 | |
| 1123 | 1123 | case 0x1b: |
| 1124 | | if (LOG_PORTS) logerror("%05X:80186 DMA 1 interrupt control = %04X\n", m_maincpu->safe_pc(), data16); |
| 1124 | if (LOG_PORTS) logerror("%05X:80186 DMA 1 interrupt control = %04X\n", m_maincpu->pc(), data16); |
| 1125 | 1125 | m_i186.intr.dma[1] = data16 & 0x000f; |
| 1126 | 1126 | break; |
| 1127 | 1127 | |
| 1128 | 1128 | case 0x1c: |
| 1129 | | if (LOG_PORTS) logerror("%05X:80186 INT 0 interrupt control = %04X\n", m_maincpu->safe_pc(), data16); |
| 1129 | if (LOG_PORTS) logerror("%05X:80186 INT 0 interrupt control = %04X\n", m_maincpu->pc(), data16); |
| 1130 | 1130 | m_i186.intr.ext[0] = data16 & 0x007f; |
| 1131 | 1131 | break; |
| 1132 | 1132 | |
| 1133 | 1133 | case 0x1d: |
| 1134 | | if (LOG_PORTS) logerror("%05X:80186 INT 1 interrupt control = %04X\n", m_maincpu->safe_pc(), data16); |
| 1134 | if (LOG_PORTS) logerror("%05X:80186 INT 1 interrupt control = %04X\n", m_maincpu->pc(), data16); |
| 1135 | 1135 | m_i186.intr.ext[1] = data16 & 0x007f; |
| 1136 | 1136 | break; |
| 1137 | 1137 | |
| 1138 | 1138 | case 0x1e: |
| 1139 | | if (LOG_PORTS) logerror("%05X:80186 INT 2 interrupt control = %04X\n", m_maincpu->safe_pc(), data16); |
| 1139 | if (LOG_PORTS) logerror("%05X:80186 INT 2 interrupt control = %04X\n", m_maincpu->pc(), data16); |
| 1140 | 1140 | m_i186.intr.ext[2] = data16 & 0x001f; |
| 1141 | 1141 | break; |
| 1142 | 1142 | |
| 1143 | 1143 | case 0x1f: |
| 1144 | | if (LOG_PORTS) logerror("%05X:80186 INT 3 interrupt control = %04X\n", m_maincpu->safe_pc(), data16); |
| 1144 | if (LOG_PORTS) logerror("%05X:80186 INT 3 interrupt control = %04X\n", m_maincpu->pc(), data16); |
| 1145 | 1145 | m_i186.intr.ext[3] = data16 & 0x001f; |
| 1146 | 1146 | break; |
| 1147 | 1147 | |
| 1148 | 1148 | case 0x28: |
| 1149 | 1149 | case 0x2c: |
| 1150 | 1150 | case 0x30: |
| 1151 | | if (LOG_PORTS) logerror("%05X:80186 Timer %d count = %04X\n", m_maincpu->safe_pc(), (offset - 0x28) / 4, data16); |
| 1151 | if (LOG_PORTS) logerror("%05X:80186 Timer %d count = %04X\n", m_maincpu->pc(), (offset - 0x28) / 4, data16); |
| 1152 | 1152 | which = (offset - 0x28) / 4; |
| 1153 | 1153 | internal_timer_update(which, data16, -1, -1, -1); |
| 1154 | 1154 | break; |
| r17796 | r17797 | |
| 1156 | 1156 | case 0x29: |
| 1157 | 1157 | case 0x2d: |
| 1158 | 1158 | case 0x31: |
| 1159 | | if (LOG_PORTS) logerror("%05X:80186 Timer %d max A = %04X\n", m_maincpu->safe_pc(), (offset - 0x29) / 4, data16); |
| 1159 | if (LOG_PORTS) logerror("%05X:80186 Timer %d max A = %04X\n", m_maincpu->pc(), (offset - 0x29) / 4, data16); |
| 1160 | 1160 | which = (offset - 0x29) / 4; |
| 1161 | 1161 | internal_timer_update(which, -1, data16, -1, -1); |
| 1162 | 1162 | break; |
| 1163 | 1163 | |
| 1164 | 1164 | case 0x2a: |
| 1165 | 1165 | case 0x2e: |
| 1166 | | if (LOG_PORTS) logerror("%05X:80186 Timer %d max B = %04X\n", m_maincpu->safe_pc(), (offset - 0x2a) / 4, data16); |
| 1166 | if (LOG_PORTS) logerror("%05X:80186 Timer %d max B = %04X\n", m_maincpu->pc(), (offset - 0x2a) / 4, data16); |
| 1167 | 1167 | which = (offset - 0x2a) / 4; |
| 1168 | 1168 | internal_timer_update(which, -1, -1, data16, -1); |
| 1169 | 1169 | break; |
| r17796 | r17797 | |
| 1171 | 1171 | case 0x2b: |
| 1172 | 1172 | case 0x2f: |
| 1173 | 1173 | case 0x33: |
| 1174 | | if (LOG_PORTS) logerror("%05X:80186 Timer %d control = %04X\n", m_maincpu->safe_pc(), (offset - 0x2b) / 4, data16); |
| 1174 | if (LOG_PORTS) logerror("%05X:80186 Timer %d control = %04X\n", m_maincpu->pc(), (offset - 0x2b) / 4, data16); |
| 1175 | 1175 | which = (offset - 0x2b) / 4; |
| 1176 | 1176 | internal_timer_update(which, -1, -1, -1, data16); |
| 1177 | 1177 | break; |
| 1178 | 1178 | |
| 1179 | 1179 | case 0x50: |
| 1180 | | if (LOG_PORTS) logerror("%05X:80186 upper chip select = %04X\n", m_maincpu->safe_pc(), data16); |
| 1180 | if (LOG_PORTS) logerror("%05X:80186 upper chip select = %04X\n", m_maincpu->pc(), data16); |
| 1181 | 1181 | m_i186.mem.upper = data16 | 0xc038; |
| 1182 | 1182 | break; |
| 1183 | 1183 | |
| 1184 | 1184 | case 0x51: |
| 1185 | | if (LOG_PORTS) logerror("%05X:80186 lower chip select = %04X\n", m_maincpu->safe_pc(), data16); |
| 1185 | if (LOG_PORTS) logerror("%05X:80186 lower chip select = %04X\n", m_maincpu->pc(), data16); |
| 1186 | 1186 | m_i186.mem.lower = (data16 & 0x3fff) | 0x0038; //printf("%X\n",m_i186.mem.lower); |
| 1187 | 1187 | break; |
| 1188 | 1188 | |
| 1189 | 1189 | case 0x52: |
| 1190 | | if (LOG_PORTS) logerror("%05X:80186 peripheral chip select = %04X\n", m_maincpu->safe_pc(), data16); |
| 1190 | if (LOG_PORTS) logerror("%05X:80186 peripheral chip select = %04X\n", m_maincpu->pc(), data16); |
| 1191 | 1191 | m_i186.mem.peripheral = data16 | 0x0038; |
| 1192 | 1192 | break; |
| 1193 | 1193 | |
| 1194 | 1194 | case 0x53: |
| 1195 | | if (LOG_PORTS) logerror("%05X:80186 middle chip select = %04X\n", m_maincpu->safe_pc(), data16); |
| 1195 | if (LOG_PORTS) logerror("%05X:80186 middle chip select = %04X\n", m_maincpu->pc(), data16); |
| 1196 | 1196 | m_i186.mem.middle = data16 | 0x01f8; |
| 1197 | 1197 | break; |
| 1198 | 1198 | |
| 1199 | 1199 | case 0x54: |
| 1200 | | if (LOG_PORTS) logerror("%05X:80186 middle P chip select = %04X\n", m_maincpu->safe_pc(), data16); |
| 1200 | if (LOG_PORTS) logerror("%05X:80186 middle P chip select = %04X\n", m_maincpu->pc(), data16); |
| 1201 | 1201 | m_i186.mem.middle_size = data16 | 0x8038; |
| 1202 | 1202 | |
| 1203 | 1203 | temp = (m_i186.mem.peripheral & 0xffc0) << 4; |
| r17796 | r17797 | |
| 1221 | 1221 | |
| 1222 | 1222 | case 0x60: |
| 1223 | 1223 | case 0x68: |
| 1224 | | if (LOG_PORTS) logerror("%05X:80186 DMA%d lower source address = %04X\n", m_maincpu->safe_pc(), (offset - 0x60) / 8, data16); |
| 1224 | if (LOG_PORTS) logerror("%05X:80186 DMA%d lower source address = %04X\n", m_maincpu->pc(), (offset - 0x60) / 8, data16); |
| 1225 | 1225 | which = (offset - 0x60) / 8; |
| 1226 | 1226 | // stream_update(dma_stream, 0); |
| 1227 | 1227 | m_i186.dma[which].source = (m_i186.dma[which].source & ~0x0ffff) | (data16 & 0x0ffff); |
| r17796 | r17797 | |
| 1229 | 1229 | |
| 1230 | 1230 | case 0x61: |
| 1231 | 1231 | case 0x69: |
| 1232 | | if (LOG_PORTS) logerror("%05X:80186 DMA%d upper source address = %04X\n", m_maincpu->safe_pc(), (offset - 0x61) / 8, data16); |
| 1232 | if (LOG_PORTS) logerror("%05X:80186 DMA%d upper source address = %04X\n", m_maincpu->pc(), (offset - 0x61) / 8, data16); |
| 1233 | 1233 | which = (offset - 0x61) / 8; |
| 1234 | 1234 | // stream_update(dma_stream, 0); |
| 1235 | 1235 | m_i186.dma[which].source = (m_i186.dma[which].source & ~0xf0000) | ((data16 << 16) & 0xf0000); |
| r17796 | r17797 | |
| 1237 | 1237 | |
| 1238 | 1238 | case 0x62: |
| 1239 | 1239 | case 0x6a: |
| 1240 | | if (LOG_PORTS) logerror("%05X:80186 DMA%d lower dest address = %04X\n", m_maincpu->safe_pc(), (offset - 0x62) / 8, data16); |
| 1240 | if (LOG_PORTS) logerror("%05X:80186 DMA%d lower dest address = %04X\n", m_maincpu->pc(), (offset - 0x62) / 8, data16); |
| 1241 | 1241 | which = (offset - 0x62) / 8; |
| 1242 | 1242 | // stream_update(dma_stream, 0); |
| 1243 | 1243 | m_i186.dma[which].dest = (m_i186.dma[which].dest & ~0x0ffff) | (data16 & 0x0ffff); |
| r17796 | r17797 | |
| 1245 | 1245 | |
| 1246 | 1246 | case 0x63: |
| 1247 | 1247 | case 0x6b: |
| 1248 | | if (LOG_PORTS) logerror("%05X:80186 DMA%d upper dest address = %04X\n", m_maincpu->safe_pc(), (offset - 0x63) / 8, data16); |
| 1248 | if (LOG_PORTS) logerror("%05X:80186 DMA%d upper dest address = %04X\n", m_maincpu->pc(), (offset - 0x63) / 8, data16); |
| 1249 | 1249 | which = (offset - 0x63) / 8; |
| 1250 | 1250 | // stream_update(dma_stream, 0); |
| 1251 | 1251 | m_i186.dma[which].dest = (m_i186.dma[which].dest & ~0xf0000) | ((data16 << 16) & 0xf0000); |
| r17796 | r17797 | |
| 1253 | 1253 | |
| 1254 | 1254 | case 0x64: |
| 1255 | 1255 | case 0x6c: |
| 1256 | | if (LOG_PORTS) logerror("%05X:80186 DMA%d transfer count = %04X\n", m_maincpu->safe_pc(), (offset - 0x64) / 8, data16); |
| 1256 | if (LOG_PORTS) logerror("%05X:80186 DMA%d transfer count = %04X\n", m_maincpu->pc(), (offset - 0x64) / 8, data16); |
| 1257 | 1257 | which = (offset - 0x64) / 8; |
| 1258 | 1258 | // stream_update(dma_stream, 0); |
| 1259 | 1259 | m_i186.dma[which].count = data16; |
| r17796 | r17797 | |
| 1261 | 1261 | |
| 1262 | 1262 | case 0x65: |
| 1263 | 1263 | case 0x6d: |
| 1264 | | if (LOG_PORTS) logerror("%05X:80186 DMA%d control = %04X\n", m_maincpu->safe_pc(), (offset - 0x65) / 8, data16); |
| 1264 | if (LOG_PORTS) logerror("%05X:80186 DMA%d control = %04X\n", m_maincpu->pc(), (offset - 0x65) / 8, data16); |
| 1265 | 1265 | which = (offset - 0x65) / 8; |
| 1266 | 1266 | // stream_update(dma_stream, 0); |
| 1267 | 1267 | update_dma_control(which, data16); |
| 1268 | 1268 | break; |
| 1269 | 1269 | |
| 1270 | 1270 | case 0x7f: |
| 1271 | | if (LOG_PORTS) logerror("%05X:80186 relocation register = %04X\n", m_maincpu->safe_pc(), data16); |
| 1271 | if (LOG_PORTS) logerror("%05X:80186 relocation register = %04X\n", m_maincpu->pc(), data16); |
| 1272 | 1272 | |
| 1273 | 1273 | /* we assume here there that this doesn't happen too often */ |
| 1274 | 1274 | /* plus, we can't really remove the old memory range, so we also assume that it's */ |
| r17796 | r17797 | |
| 1289 | 1289 | break; |
| 1290 | 1290 | |
| 1291 | 1291 | default: |
| 1292 | | logerror("%05X:80186 port %02X = %04X\n", m_maincpu->safe_pc(), offset, data16); |
| 1292 | logerror("%05X:80186 port %02X = %04X\n", m_maincpu->pc(), offset, data16); |
| 1293 | 1293 | break; |
| 1294 | 1294 | } |
| 1295 | 1295 | } |
trunk/src/mess/machine/mc6843.c
| r17796 | r17797 | |
| 427 | 427 | int cmd = mc6843->CMR & 0x0f; |
| 428 | 428 | |
| 429 | 429 | LOG(( "%f $%04x mc6843_r: data input cmd=%s(%i), pos=%i/%i, GCR=%i, ", |
| 430 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), |
| 430 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), |
| 431 | 431 | mc6843_cmd[cmd], cmd, mc6843->data_idx, |
| 432 | 432 | mc6843->data_size, mc6843->GCR )); |
| 433 | 433 | |
| r17796 | r17797 | |
| 480 | 480 | { |
| 481 | 481 | /* XXX TODO: other read modes */ |
| 482 | 482 | data = mc6843->data[0]; |
| 483 | | logerror( "$%04x mc6843 read in unsupported command mode %i\n", device->machine().firstcpu ->safe_pcbase( ), cmd ); |
| 483 | logerror( "$%04x mc6843 read in unsupported command mode %i\n", device->machine().firstcpu->pcbase( ), cmd ); |
| 484 | 484 | } |
| 485 | 485 | |
| 486 | 486 | LOG(( "data=%02X\n", data )); |
| r17796 | r17797 | |
| 491 | 491 | case 1: /* Current-Track Address Register (CTAR) */ |
| 492 | 492 | data = mc6843->CTAR; |
| 493 | 493 | LOG(( "%f $%04x mc6843_r: read CTAR %i (actual=%i)\n", |
| 494 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), data, |
| 494 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), data, |
| 495 | 495 | floppy_drive_get_current_track( mc6843_floppy_image( device ) ) )); |
| 496 | 496 | break; |
| 497 | 497 | |
| 498 | 498 | case 2: /* Interrupt Status Register (ISR) */ |
| 499 | 499 | data = mc6843->ISR; |
| 500 | 500 | LOG(( "%f $%04x mc6843_r: read ISR %02X: cmd=%scomplete settle=%scomplete sense-rq=%i STRB=%i\n", |
| 501 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), data, |
| 501 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), data, |
| 502 | 502 | (data & 1) ? "" : "not-" , (data & 2) ? "" : "not-", |
| 503 | 503 | (data >> 2) & 1, (data >> 3) & 1 )); |
| 504 | 504 | |
| r17796 | r17797 | |
| 524 | 524 | |
| 525 | 525 | data = mc6843->STRA; |
| 526 | 526 | LOG(( "%f $%04x mc6843_r: read STRA %02X: data-rq=%i del-dta=%i ready=%i t0=%i wp=%i trk-dif=%i idx=%i busy=%i\n", |
| 527 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), data, |
| 527 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), data, |
| 528 | 528 | data & 1, (data >> 1) & 1, (data >> 2) & 1, (data >> 3) & 1, |
| 529 | 529 | (data >> 4) & 1, (data >> 5) & 1, (data >> 6) & 1, (data >> 7) & 1 )); |
| 530 | 530 | break; |
| r17796 | r17797 | |
| 533 | 533 | case 4: /* Status Register B (STRB) */ |
| 534 | 534 | data = mc6843->STRB; |
| 535 | 535 | LOG(( "%f $%04x mc6843_r: read STRB %02X: data-err=%i CRC-err=%i dta--mrk-err=%i sect-mrk-err=%i seek-err=%i fi=%i wr-err=%i hard-err=%i\n", |
| 536 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), data, |
| 536 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), data, |
| 537 | 537 | data & 1, (data >> 1) & 1, (data >> 2) & 1, (data >> 3) & 1, |
| 538 | 538 | (data >> 4) & 1, (data >> 5) & 1, (data >> 6) & 1, (data >> 7) & 1 )); |
| 539 | 539 | |
| r17796 | r17797 | |
| 545 | 545 | case 7: /* Logical-Track Address Register (LTAR) */ |
| 546 | 546 | data = mc6843->LTAR; |
| 547 | 547 | LOG(( "%f $%04x mc6843_r: read LTAR %i (actual=%i)\n", |
| 548 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), data, |
| 548 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), data, |
| 549 | 549 | floppy_drive_get_current_track( mc6843_floppy_image( device ) ) )); |
| 550 | 550 | break; |
| 551 | 551 | |
| 552 | 552 | default: |
| 553 | | logerror( "$%04x mc6843 invalid read offset %i\n", device->machine().firstcpu ->safe_pcbase( ), offset ); |
| 553 | logerror( "$%04x mc6843 invalid read offset %i\n", device->machine().firstcpu->pcbase( ), offset ); |
| 554 | 554 | } |
| 555 | 555 | |
| 556 | 556 | return data; |
| r17796 | r17797 | |
| 567 | 567 | int FWF = (mc6843->CMR >> 4) & 1; |
| 568 | 568 | |
| 569 | 569 | LOG(( "%f $%04x mc6843_w: data output cmd=%s(%i), pos=%i/%i, GCR=%i, data=%02X\n", |
| 570 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), |
| 570 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), |
| 571 | 571 | mc6843_cmd[cmd], cmd, mc6843->data_idx, |
| 572 | 572 | mc6843->data_size, mc6843->GCR, data )); |
| 573 | 573 | |
| r17796 | r17797 | |
| 584 | 584 | /* end of sector write */ |
| 585 | 585 | device_t* img = mc6843_floppy_image( device ); |
| 586 | 586 | |
| 587 | | LOG(( "%f $%04x mc6843_w: write sector %i\n", device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6843->data_id )); |
| 587 | LOG(( "%f $%04x mc6843_w: write sector %i\n", device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6843->data_id )); |
| 588 | 588 | |
| 589 | 589 | floppy_drive_write_sector_data( |
| 590 | 590 | img, mc6843->side, mc6843->data_id, |
| r17796 | r17797 | |
| 648 | 648 | UINT8 track = mc6843->data[1]; |
| 649 | 649 | UINT8 sector = mc6843->data[3]; |
| 650 | 650 | UINT8 filler = 0xe5; /* standard Thomson filler */ |
| 651 | | LOG(( "%f $%04x mc6843_w: address id detected track=%i sector=%i\n", device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), track, sector)); |
| 651 | LOG(( "%f $%04x mc6843_w: address id detected track=%i sector=%i\n", device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), track, sector)); |
| 652 | 652 | floppy_drive_format_sector( img, mc6843->side, sector, track, 0, sector, 0, filler ); |
| 653 | 653 | } |
| 654 | 654 | else |
| r17796 | r17797 | |
| 670 | 670 | else |
| 671 | 671 | { |
| 672 | 672 | /* XXX TODO: other write modes */ |
| 673 | | logerror( "$%04x mc6843 write %02X in unsupported command mode %i (FWF=%i)\n", device->machine().firstcpu ->safe_pcbase( ), data, cmd, FWF ); |
| 673 | logerror( "$%04x mc6843 write %02X in unsupported command mode %i (FWF=%i)\n", device->machine().firstcpu->pcbase( ), data, cmd, FWF ); |
| 674 | 674 | } |
| 675 | 675 | break; |
| 676 | 676 | } |
| r17796 | r17797 | |
| 678 | 678 | case 1: /* Current-Track Address Register (CTAR) */ |
| 679 | 679 | mc6843->CTAR = data & 0x7f; |
| 680 | 680 | LOG(( "%f $%04x mc6843_w: set CTAR to %i %02X (actual=%i) \n", |
| 681 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6843->CTAR, data, |
| 681 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6843->CTAR, data, |
| 682 | 682 | floppy_drive_get_current_track( mc6843_floppy_image( device ) ) )); |
| 683 | 683 | break; |
| 684 | 684 | |
| r17796 | r17797 | |
| 687 | 687 | int cmd = data & 15; |
| 688 | 688 | |
| 689 | 689 | LOG(( "%f $%04x mc6843_w: set CMR to $%02X: cmd=%s(%i) FWF=%i DMA=%i ISR3-intr=%i fun-intr=%i\n", |
| 690 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), |
| 690 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), |
| 691 | 691 | data, mc6843_cmd[cmd], cmd, (data >> 4) & 1, (data >> 5) & 1, |
| 692 | 692 | (data >> 6) & 1, (data >> 7) & 1 )); |
| 693 | 693 | |
| r17796 | r17797 | |
| 734 | 734 | |
| 735 | 735 | /* assume CLK freq = 1MHz (IBM 3740 compatibility) */ |
| 736 | 736 | LOG(( "%f $%04x mc6843_w: set SUR to $%02X: head settling time=%fms, track-to-track seek time=%f\n", |
| 737 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), |
| 737 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), |
| 738 | 738 | data, 4.096 * (data & 15), 1.024 * ((data >> 4) & 15) )); |
| 739 | 739 | break; |
| 740 | 740 | |
| 741 | 741 | case 4: /* Sector Address Register (SAR) */ |
| 742 | 742 | mc6843->SAR = data & 0x1f; |
| 743 | | LOG(( "%f $%04x mc6843_w: set SAR to %i (%02X)\n", device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6843->SAR, data )); |
| 743 | LOG(( "%f $%04x mc6843_w: set SAR to %i (%02X)\n", device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6843->SAR, data )); |
| 744 | 744 | break; |
| 745 | 745 | |
| 746 | 746 | case 5: /* General Count Register (GCR) */ |
| 747 | 747 | mc6843->GCR = data & 0x7f; |
| 748 | | LOG(( "%f $%04x mc6843_w: set GCR to %i (%02X)\n", device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6843->GCR, data )); |
| 748 | LOG(( "%f $%04x mc6843_w: set GCR to %i (%02X)\n", device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6843->GCR, data )); |
| 749 | 749 | break; |
| 750 | 750 | |
| 751 | 751 | case 6: /* CRC Control Register (CCR) */ |
| 752 | 752 | mc6843->CCR = data & 3; |
| 753 | 753 | LOG(( "%f $%04x mc6843_w: set CCR to %02X: CRC=%s shift=%i\n", |
| 754 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), data, |
| 754 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), data, |
| 755 | 755 | (data & 1) ? "enabled" : "disabled", (data >> 1) & 1 )); |
| 756 | 756 | break; |
| 757 | 757 | |
| 758 | 758 | case 7: /* Logical-Track Address Register (LTAR) */ |
| 759 | 759 | mc6843->LTAR = data & 0x7f; |
| 760 | 760 | LOG(( "%f $%04x mc6843_w: set LTAR to %i %02X (actual=%i)\n", |
| 761 | | device->machine().time().as_double(), device->machine().firstcpu ->safe_pcbase( ), mc6843->LTAR, data, |
| 761 | device->machine().time().as_double(), device->machine().firstcpu->pcbase( ), mc6843->LTAR, data, |
| 762 | 762 | floppy_drive_get_current_track( mc6843_floppy_image( device ) ) )); |
| 763 | 763 | break; |
| 764 | 764 | |
| 765 | 765 | default: |
| 766 | | logerror( "$%04x mc6843 invalid write offset %i (data=$%02X)\n", device->machine().firstcpu ->safe_pcbase( ), offset, data ); |
| 766 | logerror( "$%04x mc6843 invalid write offset %i (data=$%02X)\n", device->machine().firstcpu->pcbase( ), offset, data ); |
| 767 | 767 | } |
| 768 | 768 | } |
| 769 | 769 | |