222 	ide_hwif_t *hwif = &ide_hwifs[index];  in init_hwif_data()  local
225 	memset(hwif, 0, sizeof(ide_hwif_t));  in init_hwif_data()
229 	hwif->index     = index;  in init_hwif_data()
230 	ide_init_hwif_ports(&hw, ide_default_io_base(index), 0, &hwif->irq);  in init_hwif_data()
231 	memcpy(&hwif->hw, &hw, sizeof(hw));  in init_hwif_data()
232 	memcpy(hwif->io_ports, hw.io_ports, sizeof(hw.io_ports));  in init_hwif_data()
233 	hwif->noprobe	= !hwif->io_ports[IDE_DATA_OFFSET];  in init_hwif_data()
235 	if (hwif->io_ports[IDE_DATA_OFFSET] == HD_DATA)  in init_hwif_data()
236 		hwif->noprobe = 1; /* may be overridden by ide_setup() */  in init_hwif_data()
238 	hwif->major	= ide_hwif_to_major[index];  in init_hwif_data()
239 	hwif->name[0]	= 'i';  in init_hwif_data()
240 	hwif->name[1]	= 'd';  in init_hwif_data()
241 	hwif->name[2]	= 'e';  in init_hwif_data()
242 	hwif->name[3]	= '0' + index;  in init_hwif_data()
243 	hwif->bus_state = BUSSTATE_ON;  in init_hwif_data()
244 	hwif->reset_poll= NULL;  in init_hwif_data()
245 	hwif->pre_reset = NULL;  in init_hwif_data()
247 	hwif->atapi_dma = 0;		/* disable all atapi dma */   in init_hwif_data()
248 	hwif->ultra_mask = 0x80;	/* disable all ultra */  in init_hwif_data()
249 	hwif->mwdma_mask = 0x80;	/* disable all mwdma */  in init_hwif_data()
250 	hwif->swdma_mask = 0x80;	/* disable all swdma */  in init_hwif_data()
251 	hwif->sata = 0;			/* assume PATA */  in init_hwif_data()
253 	default_hwif_iops(hwif);  in init_hwif_data()
254 	default_hwif_transport(hwif);  in init_hwif_data()
256 		ide_drive_t *drive = &hwif->drives[unit];  in init_hwif_data()
260 		drive->hwif			= hwif;  in init_hwif_data()
368 	ide_hwif_t *hwif = HWIF(drive);  in ide_dump_status()  local
391 		err = hwif->INB(IDE_ERROR_REG);  in ide_dump_status()
410 					hwif->OUTB(drive->ctl|0x80, IDE_CONTROL_REG);  in ide_dump_status()
418 					u8 cur = hwif->INB(IDE_SELECT_REG);  in ide_dump_status()
422 						 |(hwif->INB(IDE_HCYL_REG)<<16)  in ide_dump_status()
423 						 |(hwif->INB(IDE_LCYL_REG)<<8)  in ide_dump_status()
424 						 | hwif->INB(IDE_SECTOR_REG));  in ide_dump_status()
427 						 (hwif->INB(IDE_HCYL_REG)<<8) +  in ide_dump_status()
428 						  hwif->INB(IDE_LCYL_REG),  in ide_dump_status()
430 						  hwif->INB(IDE_SECTOR_REG));  in ide_dump_status()
498 	ide_hwif_t *hwif;  in revalidate_drives()  local
503 		hwif = &ide_hwifs[index];  in revalidate_drives()
509 					(void) ide_revalidate_disk(MKDEV(hwif->major, unit<<PARTN_BITS));  in revalidate_drives()
623 	((hwif->mmio) ? release_mem_region((addr),(num)) : release_region((addr),(num)))
630 void hwif_unregister (ide_hwif_t *hwif)  in hwif_unregister()  argument
634 	if (hwif->mmio == 2)  in hwif_unregister()
636 	if (hwif->io_ports[IDE_CONTROL_OFFSET])  in hwif_unregister()
637 		hwif_release_region(hwif->io_ports[IDE_CONTROL_OFFSET], 1);  in hwif_unregister()
639 	if (hwif->io_ports[IDE_IRQ_OFFSET])  in hwif_unregister()
640 		hwif_release_region(hwif->io_ports[IDE_IRQ_OFFSET], 1);  in hwif_unregister()
643 	if (hwif->straight8) {  in hwif_unregister()
644 		hwif_release_region(hwif->io_ports[IDE_DATA_OFFSET], 8);  in hwif_unregister()
648 		if (hwif->io_ports[i]) {  in hwif_unregister()
649 			hwif_release_region(hwif->io_ports[i], 1);  in hwif_unregister()
674 	ide_hwif_t *hwif = HWIF(our_drive);  in ide_prepare_tristate()  local
679 	if (!hwif->present)  in ide_prepare_tristate()
685 		drive = &hwif->drives[unit];  in ide_prepare_tristate()
697 		drive = &hwif->drives[unit];  in ide_prepare_tristate()
718 		drive = &hwif->drives[unit];  in ide_prepare_tristate()
725 				kdev_t devp = MKDEV(hwif->major, minor+p);  in ide_prepare_tristate()
730 		destroy_proc_ide_drives(hwif);  in ide_prepare_tristate()
736 		drive = &hwif->drives[i];  in ide_prepare_tristate()
773 	ide_hwif_t *hwif = HWIF(our_drive);  in ide_resume_hwif()  local
774 	int err = ide_wait_hwif_ready(hwif);  in ide_resume_hwif()
787 	irqd = hwif->irq;  in ide_resume_hwif()
794 		ide_drive_t *drive = &hwif->drives[unit];  in ide_resume_hwif()
795 		drive->dn = ((hwif->channel ? 2 : 0) + unit);  in ide_resume_hwif()
798 		hwif->drives[unit].dn = ((hwif->channel ? 2 : 0) + unit);  in ide_resume_hwif()
803 	ide_probe_reset(hwif);  in ide_resume_hwif()
815 	ide_tune_drives(hwif);  in ide_resume_hwif()
817 		hwif->present = 1;  in ide_resume_hwif()
823 		ide_drive_t *drive = &hwif->drives[unit];  in ide_resume_hwif()
835 	ide_hwif_t *hwif, *g;  in ide_unregister()  local
846 	hwif = &ide_hwifs[index];  in ide_unregister()
847 	if (!hwif->present)  in ide_unregister()
850 		drive = &hwif->drives[unit];  in ide_unregister()
858 	hwif->present = 0;  in ide_unregister()
865 		drive = &hwif->drives[unit];  in ide_unregister()
872 				kdev_t devp = MKDEV(hwif->major, minor+p);  in ide_unregister()
877 		destroy_proc_ide_drives(hwif);  in ide_unregister()
882 	hwgroup = hwif->hwgroup;  in ide_unregister()
887 	g = hwgroup->hwif;  in ide_unregister()
889 		if (g->irq == hwif->irq)  in ide_unregister()
892 	} while (g != hwgroup->hwif);  in ide_unregister()
894 		free_irq(hwif->irq, hwgroup);  in ide_unregister()
901 	hwif_unregister(hwif);  in ide_unregister()
909 		drive = &hwif->drives[i];  in ide_unregister()
930 	while (hwgroup->hwif->next != hwif)  in ide_unregister()
931 		hwgroup->hwif = hwgroup->hwif->next;  in ide_unregister()
932 	hwgroup->hwif->next = hwif->next;  in ide_unregister()
933 	if (hwgroup->hwif == hwif)  in ide_unregister()
936 		hwgroup->hwif = HWIF(hwgroup->drive);  in ide_unregister()
939 	if (hwif->dma_base) {  in ide_unregister()
940 		(void) ide_release_dma(hwif);  in ide_unregister()
942 		hwif->dma_base = 0;  in ide_unregister()
943 		hwif->dma_master = 0;  in ide_unregister()
944 		hwif->dma_command = 0;  in ide_unregister()
945 		hwif->dma_vendor1 = 0;  in ide_unregister()
946 		hwif->dma_status = 0;  in ide_unregister()
947 		hwif->dma_vendor3 = 0;  in ide_unregister()
948 		hwif->dma_prdtable = 0;  in ide_unregister()
955 	unregister_blkdev(hwif->major, hwif->name);  in ide_unregister()
956 	kfree(blksize_size[hwif->major]);  in ide_unregister()
957 	kfree(max_sectors[hwif->major]);  in ide_unregister()
958 	kfree(max_readahead[hwif->major]);  in ide_unregister()
959 	blk_dev[hwif->major].data = NULL;  in ide_unregister()
960 	blk_dev[hwif->major].queue = NULL;  in ide_unregister()
961 	blksize_size[hwif->major] = NULL;  in ide_unregister()
962 	gd = hwif->gd;  in ide_unregister()
972 		hwif->gd = NULL;  in ide_unregister()
975 	old_hwif			= *hwif;  in ide_unregister()
977 	hwif->hwgroup			= old_hwif.hwgroup;  in ide_unregister()
979 	hwif->proc			= old_hwif.proc;  in ide_unregister()
981 	hwif->major			= old_hwif.major;  in ide_unregister()
984 	hwif->straight8			= old_hwif.straight8;  in ide_unregister()
985 	hwif->bus_state			= old_hwif.bus_state;  in ide_unregister()
987 	hwif->atapi_dma			= old_hwif.atapi_dma;  in ide_unregister()
988 	hwif->ultra_mask		= old_hwif.ultra_mask;  in ide_unregister()
989 	hwif->mwdma_mask		= old_hwif.mwdma_mask;  in ide_unregister()
990 	hwif->swdma_mask		= old_hwif.swdma_mask;  in ide_unregister()
992 	hwif->chipset			= old_hwif.chipset;  in ide_unregister()
993 	hwif->hold			= old_hwif.hold;  in ide_unregister()
996 	hwif->pci_dev			= old_hwif.pci_dev;  in ide_unregister()
997 	hwif->cds			= old_hwif.cds;  in ide_unregister()
1001 	hwif->hwifops			= old_hwif.hwifops;  in ide_unregister()
1003 	hwif->identify			= old_hwif.identify;  in ide_unregister()
1004 	hwif->tuneproc			= old_hwif.tuneproc;  in ide_unregister()
1005 	hwif->speedproc			= old_hwif.speedproc;  in ide_unregister()
1006 	hwif->selectproc		= old_hwif.selectproc;  in ide_unregister()
1007 	hwif->reset_poll		= old_hwif.reset_poll;  in ide_unregister()
1008 	hwif->pre_reset			= old_hwif.pre_reset;  in ide_unregister()
1009 	hwif->resetproc			= old_hwif.resetproc;  in ide_unregister()
1010 	hwif->intrproc			= old_hwif.intrproc;  in ide_unregister()
1011 	hwif->maskproc			= old_hwif.maskproc;  in ide_unregister()
1012 	hwif->quirkproc			= old_hwif.quirkproc;  in ide_unregister()
1013 	hwif->busproc			= old_hwif.busproc;  in ide_unregister()
1017 	hwif->pioops			= old_hwif.pioops;  in ide_unregister()
1019 	hwif->ata_input_data		= old_hwif.ata_input_data;  in ide_unregister()
1020 	hwif->ata_output_data		= old_hwif.ata_output_data;  in ide_unregister()
1021 	hwif->atapi_input_bytes		= old_hwif.atapi_input_bytes;  in ide_unregister()
1022 	hwif->atapi_output_bytes	= old_hwif.atapi_output_bytes;  in ide_unregister()
1026 	hwif->dmaops			= old_hwif.dmaops;  in ide_unregister()
1028 	hwif->ide_dma_read		= old_hwif.ide_dma_read;  in ide_unregister()
1029 	hwif->ide_dma_write		= old_hwif.ide_dma_write;  in ide_unregister()
1030 	hwif->ide_dma_begin		= old_hwif.ide_dma_begin;  in ide_unregister()
1031 	hwif->ide_dma_end		= old_hwif.ide_dma_end;  in ide_unregister()
1032 	hwif->ide_dma_check		= old_hwif.ide_dma_check;  in ide_unregister()
1033 	hwif->ide_dma_on		= old_hwif.ide_dma_on;  in ide_unregister()
1034 	hwif->ide_dma_off		= old_hwif.ide_dma_off;  in ide_unregister()
1035 	hwif->ide_dma_off_quietly	= old_hwif.ide_dma_off_quietly;  in ide_unregister()
1036 	hwif->ide_dma_test_irq		= old_hwif.ide_dma_test_irq;  in ide_unregister()
1037 	hwif->ide_dma_host_on		= old_hwif.ide_dma_host_on;  in ide_unregister()
1038 	hwif->ide_dma_host_off		= old_hwif.ide_dma_host_off;  in ide_unregister()
1039 	hwif->ide_dma_bad_drive		= old_hwif.ide_dma_bad_drive;  in ide_unregister()
1040 	hwif->ide_dma_good_drive	= old_hwif.ide_dma_good_drive;  in ide_unregister()
1041 	hwif->ide_dma_count		= old_hwif.ide_dma_count;  in ide_unregister()
1042 	hwif->ide_dma_verbose		= old_hwif.ide_dma_verbose;  in ide_unregister()
1043 	hwif->ide_dma_retune		= old_hwif.ide_dma_retune;  in ide_unregister()
1044 	hwif->ide_dma_lostirq		= old_hwif.ide_dma_lostirq;  in ide_unregister()
1045 	hwif->ide_dma_timeout		= old_hwif.ide_dma_timeout;  in ide_unregister()
1049 	hwif->iops			= old_hwif.iops;  in ide_unregister()
1051 	hwif->OUTB		= old_hwif.OUTB;  in ide_unregister()
1052 	hwif->OUTBSYNC		= old_hwif.OUTBSYNC;  in ide_unregister()
1053 	hwif->OUTW		= old_hwif.OUTW;  in ide_unregister()
1054 	hwif->OUTL		= old_hwif.OUTL;  in ide_unregister()
1055 	hwif->OUTSW		= old_hwif.OUTSW;  in ide_unregister()
1056 	hwif->OUTSL		= old_hwif.OUTSL;  in ide_unregister()
1058 	hwif->INB		= old_hwif.INB;  in ide_unregister()
1059 	hwif->INW		= old_hwif.INW;  in ide_unregister()
1060 	hwif->INL		= old_hwif.INL;  in ide_unregister()
1061 	hwif->INSW		= old_hwif.INSW;  in ide_unregister()
1062 	hwif->INSL		= old_hwif.INSL;  in ide_unregister()
1065 	hwif->mmio			= old_hwif.mmio;  in ide_unregister()
1066 	hwif->rqsize			= old_hwif.rqsize;  in ide_unregister()
1067 	hwif->addressing		= old_hwif.addressing;  in ide_unregister()
1069 	hwif->irq			= old_hwif.irq;  in ide_unregister()
1071 	hwif->initializing		= old_hwif.initializing;  in ide_unregister()
1073 	hwif->dma_base			= old_hwif.dma_base;  in ide_unregister()
1074 	hwif->dma_master		= old_hwif.dma_master;  in ide_unregister()
1075 	hwif->dma_command		= old_hwif.dma_command;  in ide_unregister()
1076 	hwif->dma_vendor1		= old_hwif.dma_vendor1;  in ide_unregister()
1077 	hwif->dma_status		= old_hwif.dma_status;  in ide_unregister()
1078 	hwif->dma_vendor3		= old_hwif.dma_vendor3;  in ide_unregister()
1079 	hwif->dma_prdtable		= old_hwif.dma_prdtable;  in ide_unregister()
1081 	hwif->dma_extra			= old_hwif.dma_extra;  in ide_unregister()
1082 	hwif->config_data		= old_hwif.config_data;  in ide_unregister()
1083 	hwif->select_data		= old_hwif.select_data;  in ide_unregister()
1084 	hwif->autodma			= old_hwif.autodma;  in ide_unregister()
1085 	hwif->udma_four			= old_hwif.udma_four;  in ide_unregister()
1086 	hwif->no_dsc			= old_hwif.no_dsc;  in ide_unregister()
1088 	hwif->hwif_data			= old_hwif.hwif_data;  in ide_unregister()
1152 	ide_hwif_t *hwif;  in ide_register_hw()  local
1156 			hwif = &ide_hwifs[index];  in ide_register_hw()
1157 			if (hwif->hw.io_ports[IDE_DATA_OFFSET] == hw->io_ports[IDE_DATA_OFFSET])  in ide_register_hw()
1161 			hwif = &ide_hwifs[index];  in ide_register_hw()
1162 			if (!hwif->hold && ((!hwif->present && !hwif->mate && !initializing) ||  in ide_register_hw()
1163 			    (!hwif->hw.io_ports[IDE_DATA_OFFSET] && initializing)))  in ide_register_hw()
1171 	if (hwif->present)  in ide_register_hw()
1173 	else if (!hwif->hold)  in ide_register_hw()
1175 	if (hwif->present)  in ide_register_hw()
1177 	memcpy(&hwif->hw, hw, sizeof(*hw));  in ide_register_hw()
1178 	memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->hw.io_ports));  in ide_register_hw()
1179 	hwif->irq = hw->irq;  in ide_register_hw()
1180 	hwif->noprobe = 0;  in ide_register_hw()
1181 	hwif->chipset = hw->chipset;  in ide_register_hw()
1192 		*hwifp = hwif;  in ide_register_hw()
1194 	return (initializing || hwif->present) ? index : -1;  in ide_register_hw()
1944 			ide_hwif_t *hwif =  HWIF(drive);  in ide_ioctl()  local
1949 			if (hwif->busproc)  in ide_ioctl()
1953 			if(hwif->bus_state == arg)  in ide_ioctl()
1956 			if(hwif->bus_state == BUSSTATE_ON)  in ide_ioctl()
1961 				hwif->bus_state = arg;  in ide_ioctl()
1963 			if (hwif->busproc)  in ide_ioctl()
1965 				err = hwif->busproc(drive, (int)arg);  in ide_ioctl()
1972 				hwif->bus_state = arg;  in ide_ioctl()
2142 	ide_hwif_t *hwif;  in ide_setup()  local
2195 		hwif = &ide_hwifs[hw];  in ide_setup()
2196 		drive = &hwif->drives[unit];  in ide_setup()
2222 				hwif->noprobe = 0;  in ide_setup()
2227 				hwif->noprobe = 0;  in ide_setup()
2264 				hwif->noprobe = 0;  in ide_setup()
2298 		hwif = &ide_hwifs[hw];  in ide_setup()
2305 			if (hwif->chipset != ide_unknown)  in ide_setup()
2377 				hwif->chipset = mate->chipset = ide_4drives;  in ide_setup()
2378 				mate->irq = hwif->irq;  in ide_setup()
2379 				memcpy(mate->io_ports, hwif->io_ports, sizeof(hwif->io_ports));  in ide_setup()
2389 				hwif->udma_four = 1;  in ide_setup()
2392 				hwif->udma_four = 0;  in ide_setup()
2396 				hwif->autodma = 1;  in ide_setup()
2399 				hwif->reset = 1;  in ide_setup()
2402 				hwif->drives[0].autotune = 2;  in ide_setup()
2403 				hwif->drives[1].autotune = 2;  in ide_setup()
2406 				hwif->drives[0].autotune = 1;  in ide_setup()
2407 				hwif->drives[1].autotune = 1;  in ide_setup()
2411 				hwif->mate = &ide_hwifs[hw^1];  in ide_setup()
2412 				hwif->mate->mate = hwif;  in ide_setup()
2413 				hwif->serialized = hwif->mate->serialized = 1;  in ide_setup()
2417 				hwif->noprobe = 1;  in ide_setup()
2425 				hwif->hw.irq = vals[2];  in ide_setup()
2426 				ide_init_hwif_ports(&hwif->hw, (ide_ioreg_t) vals[0], (ide_ioreg_t) vals[1], &hwif->irq);  in ide_setup()
2427 				memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->io_ports));  in ide_setup()
2428 				hwif->irq      = vals[2];  in ide_setup()
2429 				hwif->noprobe  = 0;  in ide_setup()
2430 				hwif->chipset  = ide_generic;  in ide_setup()
2603 	ide_hwif_t *hwif;  in ide_attach_devices()  local
2608 		hwif = &ide_hwifs[i];  in ide_attach_devices()
2609 		if (!hwif->present)  in ide_attach_devices()
2612 			drive = &hwif->drives[unit];  in ide_attach_devices()
2814 		ide_hwif_t *hwif = &ide_hwifs[index];  in ide_scan_devices()  local
2815 		if (!hwif->present)  in ide_scan_devices()
2818 			ide_drive_t *drive = &hwif->drives[unit];  in ide_scan_devices()
2936 void ide_geninit (ide_hwif_t *hwif)  in ide_geninit()  argument
2939 	struct gendisk *gd = hwif->gd;  in ide_geninit()
2942 		ide_drive_t *drive = &hwif->drives[unit];  in ide_geninit()
2948 		register_disk(gd,MKDEV(hwif->major,unit<<PARTN_BITS),  in ide_geninit()
2970 	ide_hwif_t *hwif;  in ide_notify_reboot()  local
2986 		hwif = &ide_hwifs[i];  in ide_notify_reboot()
2987 		if (!hwif->present)  in ide_notify_reboot()
2990 			drive = &hwif->drives[unit];  in ide_notify_reboot()
3057 		ide_hwif_t  *hwif = &ide_hwifs[i];  in ide_init()  local
3058 		if (hwif->present)  in ide_init()
3059 			ide_geninit(hwif);  in ide_init()