152 	ide_hwif_t *hwif = HWIF(drive);  in compute_pios()  local
156 		drive = &hwif->drives[d];  in compute_pios()
182 static void write_reg(ide_hwif_t *hwif, u8 value, int reg)  in write_reg()  argument
189 	hwif->INW(reg_base+1);  in write_reg()
190 	hwif->INW(reg_base+1);  in write_reg()
191 	hwif->OUTB(3, reg_base+2);  in write_reg()
192 	hwif->OUTB(value, reg_base+reg);  in write_reg()
193 	hwif->OUTB(0x83, reg_base+2);  in write_reg()
196 static u8 read_reg(ide_hwif_t *hwif, int reg)  in read_reg()  argument
205 	hwif->INW(reg_base+1);  in read_reg()
206 	hwif->INW(reg_base+1);  in read_reg()
207 	hwif->OUTB(3, reg_base+2);  in read_reg()
208 	ret = hwif->INB(reg_base+reg);  in read_reg()
209 	hwif->OUTB(0x83, reg_base+2);  in read_reg()
257 	ide_hwif_t *hwif = HWIF(drive);  in opti621_tune_drive()  local
261  	pio1 = hwif->drives[0].drive_data;  in opti621_tune_drive()
262  	pio2 = hwif->drives[1].drive_data;  in opti621_tune_drive()
279 		hwif->name, ax, first.data_time,  in opti621_tune_drive()
283 		hwif->name, ax, second.data_time,  in opti621_tune_drive()
289      	reg_base = hwif->io_ports[IDE_DATA_OFFSET];  in opti621_tune_drive()
292 	hwif->OUTB(0xc0, reg_base+CNTRL_REG);  in opti621_tune_drive()
294 	hwif->OUTB(0xff, reg_base+5);  in opti621_tune_drive()
296 	(void) hwif->INB(reg_base+CNTRL_REG);  in opti621_tune_drive()
298 	read_reg(hwif, CNTRL_REG);  in opti621_tune_drive()
300 	read_reg(hwif, STRAP_REG);  in opti621_tune_drive()
304 	write_reg(hwif, 0,      MISC_REG);  in opti621_tune_drive()
306 	write_reg(hwif, cycle1, READ_REG);  in opti621_tune_drive()
308 	write_reg(hwif, cycle1, WRITE_REG);  in opti621_tune_drive()
312 	write_reg(hwif, 1,      MISC_REG);  in opti621_tune_drive()
314 	write_reg(hwif, cycle2, READ_REG);  in opti621_tune_drive()
316 	write_reg(hwif, cycle2, WRITE_REG);  in opti621_tune_drive()
320 	write_reg(hwif, 0x85, CNTRL_REG);  in opti621_tune_drive()
324  	write_reg(hwif, misc, MISC_REG);  in opti621_tune_drive()
332 static void __init init_hwif_opti621 (ide_hwif_t *hwif)  in init_hwif_opti621()  argument
334 	hwif->autodma = 0;  in init_hwif_opti621()
335 	hwif->drives[0].drive_data = PIO_DONT_KNOW;  in init_hwif_opti621()
336 	hwif->drives[1].drive_data = PIO_DONT_KNOW;  in init_hwif_opti621()
337 	hwif->tuneproc = &opti621_tune_drive;  in init_hwif_opti621()
339 	if (!(hwif->dma_base))  in init_hwif_opti621()
342 	hwif->atapi_dma = 1;  in init_hwif_opti621()
343 	hwif->mwdma_mask = 0x07;  in init_hwif_opti621()
344 	hwif->swdma_mask = 0x07;  in init_hwif_opti621()
347 		hwif->autodma = 1;  in init_hwif_opti621()
348 	hwif->drives[0].autodma = hwif->autodma;  in init_hwif_opti621()
349 	hwif->drives[1].autodma = hwif->autodma;  in init_hwif_opti621()
352 static void __init init_dma_opti621 (ide_hwif_t *hwif, unsigned long dmabase)  in init_dma_opti621()  argument
354 	ide_setup_dma(hwif, dmabase, 8);  in init_dma_opti621()