584 static int current_fdc;			/* current fdc */  variable
882 	current_fdc = fdc;  in set_fdc()
975 		if (!(set_dor(current_fdc, ~3, UNIT(drive) | (0x10 << UNIT(drive))) &  in scandrives()
979 			set_dor(current_fdc, ~(0x10 << UNIT(drive)), 0);  in scandrives()
1050 	if (fdc_state[current_fdc].reset) {  in fd_wait_for_completion()
1075 		fdc_state[current_fdc].reset = 1;  in setup_DMA()
1081 		fdc_state[current_fdc].reset = 1;  in setup_DMA()
1090 			 fdc_state[current_fdc].address) < 0) {  in setup_DMA()
1093 		fdc_state[current_fdc].reset = 1;  in setup_DMA()
1104 	virtual_dma_port = fdc_state[current_fdc].address;  in setup_DMA()
1367 	if ((raw_cmd->rate & 3) == fdc_state[current_fdc].dtr)  in fdc_dtr()
1371 	fdc_outb(raw_cmd->rate & 3, current_fdc, FD_DCR);  in fdc_dtr()
1378 	fdc_state[current_fdc].dtr = raw_cmd->rate & 3;  in fdc_dtr()
1434 		fdc_state[current_fdc].reset = 1;  in interpret_errors()
1518 		r |= output_byte(current_fdc, raw_cmd->fullcmd[i]);  in setup_rw_floppy()
1529 		inr = result(current_fdc);  in setup_rw_floppy()
1626 				set_dor(current_fdc, ~(0x10 << UNIT(current_drive)), 0);  in seek_floppy()
1633 		check_wp(current_fdc, current_drive);  in seek_floppy()
1644 	output_byte(current_fdc, FD_SEEK);  in seek_floppy()
1645 	output_byte(current_fdc, UNIT(current_drive));  in seek_floppy()
1646 	if (output_byte(current_fdc, track) < 0) {  in seek_floppy()
1657 		fdc_state[current_fdc].reset = 1;  in recal_interrupt()
1726 	if (current_fdc >= N_FDC || fdc_state[current_fdc].address == -1) {  in floppy_interrupt()
1729 		pr_info("floppy interrupt on bizarre fdc %d\n", current_fdc);  in floppy_interrupt()
1735 	fdc_state[current_fdc].reset = 0;  in floppy_interrupt()
1747 	inr = result(current_fdc);  in floppy_interrupt()
1753 			output_byte(current_fdc, FD_SENSEI);  in floppy_interrupt()
1754 			inr = result(current_fdc);  in floppy_interrupt()
1762 		fdc_state[current_fdc].reset = 1;  in floppy_interrupt()
1776 	output_byte(current_fdc, FD_RECALIBRATE);  in recalibrate_floppy()
1777 	if (output_byte(current_fdc, UNIT(current_drive)) < 0)  in recalibrate_floppy()
1787 	result(current_fdc);		/* get the status ready for set_fdc */  in reset_interrupt()
1788 	if (fdc_state[current_fdc].reset) {  in reset_interrupt()
1806 	fdc_state[current_fdc].reset = 0;  in reset_fdc()
1807 	reset_fdc_info(current_fdc, 0);  in reset_fdc()
1816 	if (fdc_state[current_fdc].version >= FDC_82072A)  in reset_fdc()
1817 		fdc_outb(0x80 | (fdc_state[current_fdc].dtr & 3),  in reset_fdc()
1818 			 current_fdc, FD_STATUS);  in reset_fdc()
1820 		fdc_outb(fdc_state[current_fdc].dor & ~0x04, current_fdc, FD_DOR);  in reset_fdc()
1822 		fdc_outb(fdc_state[current_fdc].dor, current_fdc, FD_DOR);  in reset_fdc()
1875 		show_floppy(current_fdc);  in floppy_shutdown()
1886 	fdc_state[current_fdc].reset = 1;  in floppy_shutdown()
1906 		if (!(fdc_state[current_fdc].dor & (0x10 << UNIT(current_drive)))) {  in start_motor()
1914 	} else if (fdc_state[current_fdc].dor & (0x10 << UNIT(current_drive)))  in start_motor()
1919 	set_dor(current_fdc, mask, data);  in start_motor()
1928 	if (fdc_state[current_fdc].reset) {  in floppy_ready()
1941 		twaddle(current_fdc, current_drive);	/* this clears the dcl on certain  in floppy_ready()
1953 		perpendicular_mode(current_fdc);  in floppy_ready()
1954 		fdc_specify(current_fdc, current_drive); /* must be done here because of hut, hlt ... */  in floppy_ready()
1959 			fdc_specify(current_fdc, current_drive);  in floppy_ready()
2032 	if (fdc_state[current_fdc].reset)  in wait_til_done()
2102 		fdc_state[current_fdc].reset = 1;  in bad_flp_intr()
2830 		twaddle(current_fdc, current_drive);  in redo_fd_request()
2935 		fdc_state[current_fdc].reset = 1;  in user_reset_fdc()
2936 	if (fdc_state[current_fdc].reset) {  in user_reset_fdc()
3141 	if (fdc_state[current_fdc].rawcmd <= 1)  in raw_cmd_ioctl()
3142 		fdc_state[current_fdc].rawcmd = 1;  in raw_cmd_ioctl()
3144 		if (FDC(drive) != current_fdc)  in raw_cmd_ioctl()
3148 				fdc_state[current_fdc].rawcmd = 2;  in raw_cmd_ioctl()
3152 			fdc_state[current_fdc].rawcmd = 2;  in raw_cmd_ioctl()
3157 	if (fdc_state[current_fdc].reset)  in raw_cmd_ioctl()
3172 	if (ret != -EINTR && fdc_state[current_fdc].reset)  in raw_cmd_ioctl()
3555 		twaddle(current_fdc, current_drive);  in fd_locked_ioctl()
4643 	current_fdc = 0;	/* reset fdc in case of unexpected interrupt */  in do_floppy_init()
4702 	current_fdc = 0;  in do_floppy_init()
4876 	current_fdc = 0;  in floppy_grab_irq_and_dma()
4884 	current_fdc = 0;  in floppy_grab_irq_and_dma()