30 static int reg_base;  variable
35  * is at reg_base (0x1f0 primary, 0x170 secondary,
41 	inw(reg_base + 1);  in write_reg()
42 	inw(reg_base + 1);  in write_reg()
43 	outb(3, reg_base + 2);  in write_reg()
44 	outb(value, reg_base + reg);  in write_reg()
45 	outb(0x83, reg_base + 2);  in write_reg()
49  * is at reg_base (0x1f0 primary, 0x170 secondary,
57 	inw(reg_base + 1);  in read_reg()
58 	inw(reg_base + 1);  in read_reg()
59 	outb(3, reg_base + 2);  in read_reg()
60 	ret = inb(reg_base + reg);  in read_reg()
61 	outb(0x83, reg_base + 2);  in read_reg()
94 	reg_base = hwif->io_ports.data_addr;  in opti621_set_pio_mode()
97 	outb(0xc0, reg_base + CNTRL_REG);  in opti621_set_pio_mode()
99 	outb(0xff, reg_base + 5);  in opti621_set_pio_mode()
101 	(void)inb(reg_base + CNTRL_REG);  in opti621_set_pio_mode()