311 #define FDCS	(&fdc_state[fdc])  macro
744 	if (!(FDCS->dor & (0x10 << UNIT(drive))) ||  in disk_change()
745 	    (FDCS->dor & 3) != UNIT(drive) || fdc != FDC(drive)) {  in disk_change()
748 		       (unsigned int)FDCS->dor);  in disk_change()
801 	if (FDCS->address == -1)  in set_dor()
804 	olddor = FDCS->dor;  in set_dor()
814 		FDCS->dor = newdor;  in set_dor()
830 	fd_outb(FDCS->dor & ~(0x10 << UNIT(current_drive)), FD_DOR);  in twaddle()
831 	fd_outb(FDCS->dor, FD_DOR);  in twaddle()
843 	FDCS->spec1 = FDCS->spec2 = -1;  in reset_fdc_info()
844 	FDCS->need_configure = 1;  in reset_fdc_info()
845 	FDCS->perp_mode = 1;  in reset_fdc_info()
846 	FDCS->rawcmd = 0;  in reset_fdc_info()
867 	if (FDCS->rawcmd == 2)  in set_fdc()
870 		FDCS->reset = 1;  in set_fdc()
923 	if (!(FDCS->dor & (0x10 << UNIT(drive))))  in floppy_off()
1034 	if (FDCS->reset) {  in fd_wait_for_completion()
1062 		FDCS->reset = 1;  in setup_DMA()
1068 		FDCS->reset = 1;  in setup_DMA()
1076 			 DMA_MODE_READ : DMA_MODE_WRITE, FDCS->address) < 0) {  in setup_DMA()
1079 		FDCS->reset = 1;  in setup_DMA()
1090 	virtual_dma_port = FDCS->address;  in setup_DMA()
1104 	if (FDCS->reset)  in wait_til_ready()
1115 	FDCS->reset = 1;  in wait_til_ready()
1135 	FDCS->reset = 1;  in output_byte()
1170 	FDCS->reset = 1;  in result()
1207 			FDCS->reset = 1;  in perpendicular_mode()
1218 	if (FDCS->perp_mode == perp_mode)  in perpendicular_mode()
1220 	if (FDCS->version >= FDC_82077_ORIG) {  in perpendicular_mode()
1223 		FDCS->perp_mode = perp_mode;  in perpendicular_mode()
1278 	if (FDCS->need_configure && FDCS->version >= FDC_82072A) {  in fdc_specify()
1280 		FDCS->need_configure = 0;  in fdc_specify()
1289 		if (FDCS->version >= FDC_82078) {  in fdc_specify()
1304 	if (FDCS->version >= FDC_82072) {  in fdc_specify()
1334 	if (FDCS->spec1 != spec1 || FDCS->spec2 != spec2) {  in fdc_specify()
1337 		output_byte(FDCS->spec1 = spec1);  in fdc_specify()
1338 		output_byte(FDCS->spec2 = spec2);  in fdc_specify()
1349 	if ((raw_cmd->rate & 3) == FDCS->dtr)  in fdc_dtr()
1360 	FDCS->dtr = raw_cmd->rate & 3;  in fdc_dtr()
1413 		FDCS->reset = 1;  in interpret_errors()
1547 			FDCS->reset = 1;  in check_wp()
1624 		FDCS->reset = 1;  in recal_interrupt()
1692 	if (fdc >= N_FDC || FDCS->address == -1) {  in floppy_interrupt()
1701 	FDCS->reset = 0;  in floppy_interrupt()
1728 		FDCS->reset = 1;  in floppy_interrupt()
1754 	if (FDCS->reset) {  in reset_interrupt()
1770 	FDCS->reset = 0;  in reset_fdc()
1780 	if (FDCS->version >= FDC_82072A)  in reset_fdc()
1781 		fd_outb(0x80 | (FDCS->dtr & 3), FD_STATUS);  in reset_fdc()
1783 		fd_outb(FDCS->dor & ~0x04, FD_DOR);  in reset_fdc()
1785 		fd_outb(FDCS->dor, FD_DOR);  in reset_fdc()
1849 	FDCS->reset = 1;  in floppy_shutdown()
1869 		if (!(FDCS->dor & (0x10 << UNIT(current_drive)))) {  in start_motor()
1877 	} else if (FDCS->dor & (0x10 << UNIT(current_drive)))  in start_motor()
1891 	if (FDCS->reset) {  in floppy_ready()
1990 	if (FDCS->reset)  in wait_til_done()
2059 		FDCS->reset = 1;  in bad_flp_intr()
2975 		FDCS->reset = 1;  in user_reset_fdc()
2976 	if (FDCS->reset) {  in user_reset_fdc()
3187 	if (FDCS->rawcmd <= 1)  in raw_cmd_ioctl()
3188 		FDCS->rawcmd = 1;  in raw_cmd_ioctl()
3194 				FDCS->rawcmd = 2;  in raw_cmd_ioctl()
3198 			FDCS->rawcmd = 2;  in raw_cmd_ioctl()
3203 	if (FDCS->reset)  in raw_cmd_ioctl()
3217 	if (ret != -EINTR && FDCS->reset)  in raw_cmd_ioctl()
4238 	if (FDCS->reset)  in get_fdc_version()
4471 		if (FDCS->address != -1)  in floppy_resume()
4574 		memset(FDCS, 0, sizeof(*FDCS));  in do_floppy_init()
4575 		FDCS->dtr = -1;  in do_floppy_init()
4576 		FDCS->dor = 0x4;  in do_floppy_init()
4582 			FDCS->version = FDC_82072A;  in do_floppy_init()
4625 		FDCS->driver_version = FD_DRIVER_VERSION;  in do_floppy_init()
4627 			FDCS->track[unit] = 0;  in do_floppy_init()
4628 		if (FDCS->address == -1)  in do_floppy_init()
4630 		FDCS->rawcmd = 2;  in do_floppy_init()
4634 			FDCS->address = -1;  in do_floppy_init()
4635 			FDCS->version = FDC_NONE;  in do_floppy_init()
4639 		FDCS->version = get_fdc_version();  in do_floppy_init()
4640 		if (FDCS->version == FDC_NONE) {  in do_floppy_init()
4643 			FDCS->address = -1;  in do_floppy_init()
4646 		if (can_use_virtual_dma == 2 && FDCS->version < FDC_82072A)  in do_floppy_init()
4751 		release_region(FDCS->address + p->offset, p->size);  in floppy_release_allocated_regions()
4762 		if (!request_region(FDCS->address + p->offset,  in floppy_request_regions()
4765 			       FDCS->address + p->offset);  in floppy_request_regions()
4808 		if (FDCS->address != -1) {  in floppy_grab_irq_and_dma()
4814 		if (FDCS->address != -1) {  in floppy_grab_irq_and_dma()
4816 			fd_outb(FDCS->dor, FD_DOR);  in floppy_grab_irq_and_dma()
4823 		if (FDCS->address != -1)  in floppy_grab_irq_and_dma()
4824 			fd_outb(FDCS->dor, FD_DOR);  in floppy_grab_irq_and_dma()
4886 		if (FDCS->address != -1)  in floppy_release_irq_and_dma()